/* 六尺巷 · 视觉体系
   青灰 · 米白 · 墨 · 一点金与朱砂；移动优先 */
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}
@font-face {
  font-family: "LCX Text Serif";
  src: url("fonts/lcx-serif-text.woff2?v=20261010b2") format("woff2");
  font-weight: 400 700; font-style: normal; font-display: swap;
}
:root {
  --bg: #f3eee4; --bg-2: #ebe4d7; --surface: #fbf8f1; --surface-a: rgba(251, 248, 241, .86);
  --ink: #1e2226; --ink-2: #485056; --muted: #7c8084; --line: rgba(30, 34, 38, .12); --line-2: rgba(30, 34, 38, .2);
  --qing: #5c6d72; --qing-d: #34464b; --gold: #9c7c3f; --gold-l: #c4a467; --cinnabar: #b0412c; --seal-ink: #fff8ef;
  --sky-1: #eef0ec; --sky-2: #e6e2d6; --mist: rgba(255, 255, 255, .8); --mtn-1: #d6dad5; --mtn-2: #c8cec9;
  --shadow: 0 1px 2px rgba(30, 34, 38, .05), 0 12px 32px -12px rgba(30, 34, 38, .22);
  --radius: 14px; --wrap: 1180px; --gut: clamp(20px, 5.2vw, 44px);
  --serif: "LCX Serif", "Noto Serif SC", "Noto Serif CJK SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --serif-text: "LCX Text Serif", "Noto Serif SC", "Noto Serif CJK SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", system-ui, sans-serif;
  --serif-ugc: "Noto Serif SC", "Noto Serif CJK SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  color-scheme: light;
}
[data-theme="dark"] {
  --bg: #111518; --bg-2: #161b1f; --surface: #1a2024; --surface-a: rgba(24, 30, 34, .84);
  --ink: #ebe5d9; --ink-2: #bcb5a8; --muted: #8b887f; --line: rgba(235, 229, 217, .11); --line-2: rgba(235, 229, 217, .2);
  --qing: #93a6aa; --qing-d: #b9c8cb; --gold: #d0ad69; --gold-l: #e2c58a; --cinnabar: #d1654b; --seal-ink: #fff3e6;
  --sky-1: #0f1316; --sky-2: #151b1f; --mist: rgba(120, 140, 150, .12); --mtn-1: #1b2226; --mtn-2: #172024;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 16px 40px -14px rgba(0, 0, 0, .6);
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 17px/1.85 var(--sans); letter-spacing: .01em;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-wrap: break-word; word-break: normal; line-break: strict;
}
@media (min-width: 1024px) { body { font-size: 17.5px; } }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration-color: var(--gold-l); text-decoration-thickness: 1px; text-underline-offset: .28em; }
a:hover { color: var(--cinnabar); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 4px; }
::selection { background: rgba(176, 65, 44, .18); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: -999px; top: 8px; z-index: 200; background: var(--ink); color: var(--bg); padding: .5rem 1rem; border-radius: 6px; }
.skip-link:focus { left: 8px; }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding-left: var(--gut); padding-right: var(--gut); }
.serif, h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; }

/* ---------- seal & small marks ---------- */
.seal { display: inline-grid; place-items: center; width: 30px; height: 30px; flex: none; background: var(--cinnabar); color: var(--seal-ink);
  border-radius: 4px; font-family: var(--serif); font-size: 11px; line-height: 1.05; letter-spacing: 0; writing-mode: vertical-rl; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.28); }
.kicker { display: inline-flex; align-items: center; gap: .6em; margin: 0 0 .9rem; font-size: 13px; letter-spacing: .24em; color: var(--gold); font-weight: 500; }
.kicker::before { content: ""; width: 22px; height: 1px; background: currentColor; opacity: .8; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 60; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: saturate(1.2) blur(12px); -webkit-backdrop-filter: saturate(1.2) blur(12px); border-bottom: 1px solid var(--line); transition: background .3s, border-color .3s; }
@supports not (background: color-mix(in srgb, red 50%, blue)) { .site-header { background: var(--surface-a); } }
.site-header.is-overlay { position: fixed; left: 0; right: 0; background: transparent; border-bottom-color: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; }
.site-header.is-overlay.is-solid { background: var(--surface-a); border-bottom-color: var(--line); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.hd { display: flex; align-items: center; justify-content: space-between; gap: 12px; height: 60px; }
@media (min-width: 1024px) { .hd { height: 72px; } }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); min-width: 0; }
.brand-name { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name b { font-family: var(--serif); font-weight: 600; font-size: 19px; letter-spacing: .14em; }
.brand-name small { font-size: 9.5px; letter-spacing: .22em; color: var(--muted); margin-top: 3px; font-weight: 500; }
.nav { display: none; }
@media (min-width: 1024px) {
  .nav { display: flex; align-items: center; gap: 4px; }
  .nav a { text-decoration: none; font-size: 15px; color: var(--ink-2); padding: 8px 12px; border-radius: 999px; letter-spacing: .06em; }
  .nav a:hover { color: var(--ink); background: var(--line); }
  .nav a[aria-current="page"] { color: var(--ink); }
  .nav a[aria-current="page"]::after { content: ""; display: block; height: 1px; background: var(--cinnabar); margin: 2px 6px 0; }
  .nav a { white-space: nowrap; }
  .nav a.nav-xx { color: var(--cinnabar); }
  .nav a.nav-xx:hover { color: var(--cinnabar); background: color-mix(in srgb, var(--cinnabar) 9%, transparent); }
}
@media (min-width: 1024px) and (max-width: 1279px) { .nav { gap: 0; } .nav a { font-size: 14px; padding: 8px 8px; letter-spacing: .02em; } }
.hd-tools { display: flex; align-items: center; gap: 6px; }
.icon-btn { appearance: none; border: 1px solid var(--line-2); background: var(--surface-a); color: var(--ink); width: 40px; height: 40px; border-radius: 999px; display: inline-grid; place-items: center; cursor: pointer; padding: 0; }
.icon-btn:hover { border-color: var(--gold); }
.icon-btn svg { width: 18px; height: 18px; }
.i-moon { display: none; } [data-theme="dark"] .i-sun { display: none; } [data-theme="dark"] .i-moon { display: block; }
.menu-btn span { display: block; width: 16px; height: 1.5px; background: currentColor; position: relative; transition: transform .25s, background .25s; }
.menu-btn span::before, .menu-btn span::after { content: ""; position: absolute; left: 0; width: 16px; height: 1.5px; background: currentColor; transition: transform .25s; }
.menu-btn span::before { top: -5px; } .menu-btn span::after { top: 5px; }
.menu-open .menu-btn span { background: transparent; }
.menu-open .menu-btn span::before { transform: translateY(5px) rotate(45deg); }
.menu-open .menu-btn span::after { transform: translateY(-5px) rotate(-45deg); }
@media (min-width: 1024px) { .menu-btn { display: none; } }

/* ---------- menu overlay ---------- */
.menu { position: fixed; inset: 0; z-index: 55; background: var(--bg); padding: 84px var(--gut) 40px; overflow-y: auto; opacity: 0; transform: translateY(-8px); transition: opacity .25s, transform .25s; }
.menu.on { opacity: 1; transform: none; }
.menu-open body { overflow: hidden; }
.menu-grid { display: grid; gap: 28px; max-width: 720px; margin: 0 auto; }
.menu h2 { font-size: 12px; letter-spacing: .3em; color: var(--gold); margin: 0 0 6px; font-family: var(--sans); font-weight: 500; }
.menu ul { list-style: none; margin: 0; padding: 0; }
.menu li a { display: flex; align-items: baseline; gap: 14px; padding: 11px 0; border-bottom: 1px solid var(--line); text-decoration: none; font-family: var(--serif); font-size: 21px; letter-spacing: .06em; }
.menu li a small { font-family: var(--sans); font-size: 12px; color: var(--muted); letter-spacing: .1em; }
.menu li a em { font-style: normal; font-size: 13px; color: var(--cinnabar); width: 1.4em; flex: none; }
@media (min-width: 640px) { .menu-grid { grid-template-columns: 1fr 1fr; } .menu-grid > :first-child { grid-row: span 2; } }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: .5em; padding: 11px 20px; border-radius: 999px; font-size: 15px; letter-spacing: .08em; text-decoration: none; border: 1px solid var(--ink); background: var(--ink); color: var(--bg); transition: transform .2s, background .2s, color .2s; white-space: nowrap; }
.btn:hover { color: var(--bg); background: var(--cinnabar); border-color: var(--cinnabar); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn.ghost:hover { border-color: var(--ink); color: var(--ink); background: var(--surface-a); }

/* ---------- home hero / map ---------- */
.hero { position: relative; height: 100vh; height: 100svh; min-height: 540px; max-height: 1080px; overflow: hidden; isolation: isolate;
  background: radial-gradient(120% 70% at 65% 12%, var(--mist), transparent 62%), linear-gradient(180deg, var(--sky-1) 0%, var(--sky-2) 100%); }
@media (max-width: 759px) { .hero { height: calc(100vh - 64px); height: calc(100svh - 64px); min-height: 520px; } }
.hero-mtn { position: absolute; left: 0; right: 0; top: 7%; height: 34%; width: 100%; z-index: -1; pointer-events: none; }
.hero-mtn .m1 { fill: var(--mtn-1); } .hero-mtn .m2 { fill: var(--mtn-2); }
.map { position: absolute; inset: 0; touch-action: none; cursor: grab; -webkit-user-select: none; user-select: none; -webkit-tap-highlight-color: transparent; }
.map.is-moving { cursor: grabbing; }
.map canvas { position: absolute; left: 0; top: 0; width: 100%; height: 100%; display: block; opacity: 0; transition: opacity .6s ease; }
.map.ready canvas { opacity: 1; }
.map-layer { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.hero::before, .hero::after { content: ""; position: absolute; left: 0; right: 0; z-index: 1; pointer-events: none; }
.hero::before { top: 0; height: 38%; background: linear-gradient(180deg, var(--sky-1) 0%, color-mix(in srgb, var(--sky-1) 60%, transparent) 45%, transparent 100%); }
.hero::after { bottom: 0; height: 26%; background: linear-gradient(0deg, var(--sky-2) 0%, color-mix(in srgb, var(--sky-2) 50%, transparent) 50%, transparent 100%); }
@media (min-width: 760px) { .hero::before { height: 22%; } }

.pin { position: absolute; left: 0; top: 0; width: 0; height: 0; padding: 0; margin: 0; border: 0; background: none; cursor: pointer; pointer-events: auto; color: var(--ink); text-decoration: none; will-change: transform; -webkit-tap-highlight-color: transparent; }
.pin::before { content: ""; position: absolute; left: -.5px; top: -24px; width: 1px; height: 24px; background: linear-gradient(var(--ink), transparent); opacity: .55; }
.pin::after { content: ""; position: absolute; left: -3px; top: -3px; width: 6px; height: 6px; border-radius: 50%; background: var(--cinnabar); box-shadow: 0 0 0 3px color-mix(in srgb, var(--cinnabar) 25%, transparent); }
.pin-n { position: absolute; left: -15px; top: -55px; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: var(--surface); color: var(--ink); border: 1px solid var(--line-2); font-family: var(--serif); font-size: 14px; box-shadow: var(--shadow); transition: background .2s, color .2s, transform .2s; }
.pin-t { position: absolute; left: 19px; top: -51px; white-space: nowrap; font-family: var(--serif); font-size: 14px; letter-spacing: .08em; padding: 1px 10px 2px; border-radius: 999px; background: var(--surface-a); border: 1px solid var(--line); box-shadow: var(--shadow); transition: opacity .2s, transform .2s; }
.pin.is-compact .pin-t { opacity: 0; transform: translateX(-4px); pointer-events: none; }
.pin.is-active .pin-n, .pin:hover .pin-n { background: var(--cinnabar); color: var(--seal-ink); border-color: transparent; transform: scale(1.08); }
.pin.is-active .pin-t { opacity: 1; transform: none; background: var(--ink); color: var(--bg); border-color: transparent; }
.pin.is-active { z-index: 3; }
.pin:focus-visible { outline: none; } .pin:focus-visible .pin-n { outline: 2px solid var(--gold); outline-offset: 2px; }
.map-minor { position: absolute; left: 0; top: 0; white-space: nowrap; font-family: var(--serif); font-size: 12px; letter-spacing: .12em; color: var(--ink-2); padding: 0 6px; translate: -50% -100%; background: color-mix(in srgb, var(--surface) 70%, transparent); border-radius: 3px; opacity: 0; transition: opacity .25s; }
.map-minor.on { opacity: .92; }
.map-note { position: absolute; left: 0; top: 0; white-space: nowrap; font-size: 11.5px; letter-spacing: .14em; color: var(--gold); translate: 8px -50%; opacity: 0; transition: opacity .25s; font-weight: 500; }
.map-note.on { opacity: 1; }

.hero-copy { position: absolute; z-index: 5; left: var(--gut); right: var(--gut); top: 76px; pointer-events: none; }
.hero-copy a, .hero-copy button { pointer-events: auto; }
.hero-copy .kicker { margin-bottom: .5rem; }
.hero-copy h1, .hero-copy .hero-name { margin: 0; font-size: 46px; line-height: 1.1; letter-spacing: .18em; font-weight: 600; }
.hero-copy .tagline { margin: .55rem 0 0; font-family: var(--serif); font-size: 18px; letter-spacing: .32em; color: var(--ink-2); }
.hero-copy .hero-p { display: none; }
.hero-copy .cta { display: none; }
@media (min-width: 760px) {
  .hero-copy { left: max(var(--gut), calc((100vw - var(--wrap)) / 2 + var(--gut))); right: auto; top: 128px; width: 380px; padding: 30px 30px 26px; border-radius: 18px; background: var(--surface-a); border: 1px solid var(--line); box-shadow: var(--shadow); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); pointer-events: auto; }
  .hero-copy h1, .hero-copy .hero-name { font-size: 56px; }
  .hero-copy .hero-p { display: block; margin: 1rem 0 0; color: var(--ink-2); font-size: 15.5px; line-height: 1.95; }
  .hero-copy .cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 1.3rem; }
  .hero-copy .btn { padding: 9px 18px; font-size: 14px; }
}
@media (min-width: 760px) and (max-height: 760px) { .hero-copy { top: 96px; } .hero-copy .hero-p { font-size: 14.5px; line-height: 1.85; } }

.lm-bar { position: absolute; z-index: 6; left: 0; right: 0; bottom: calc(14px + env(safe-area-inset-bottom)); overflow-x: auto; overflow-y: hidden; scrollbar-width: none; -webkit-overflow-scrolling: touch; scroll-snap-type: x proximity; padding: 4px 0 6px; }
.lm-bar::-webkit-scrollbar { display: none; }
.lm-track { display: flex; gap: 8px; width: max-content; margin: 0 auto; padding: 0 var(--gut); }
.lm-chip { scroll-snap-align: center; display: inline-flex; align-items: center; gap: 8px; height: 44px; padding: 0 16px 0 7px; border-radius: 999px; background: var(--surface-a); border: 1px solid var(--line); box-shadow: var(--shadow); text-decoration: none; color: var(--ink); font-family: var(--serif); font-size: 15px; letter-spacing: .08em; white-space: nowrap; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); transition: background .2s, color .2s, border-color .2s; }
.lm-chip .n { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font-size: 13px; background: var(--bg-2); color: var(--ink-2); }
.lm-chip:hover { border-color: var(--gold); color: var(--ink); }
.lm-chip.is-active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.lm-chip.is-active .n { background: var(--cinnabar); color: var(--seal-ink); }

.map-card { position: absolute; z-index: 7; left: 12px; right: 12px; bottom: calc(76px + env(safe-area-inset-bottom)); padding: 18px 20px 16px; border-radius: 18px; background: var(--surface); border: 1px solid var(--line); box-shadow: 0 24px 60px -20px rgba(0,0,0,.35); opacity: 0; transform: translateY(12px); transition: opacity .28s ease, transform .28s ease; max-height: 52%; overflow-y: auto; }
.map-card.show { opacity: 1; transform: none; }
.map-card[hidden] { display: none; }
.map-card-x { position: absolute; right: 10px; top: 10px; width: 34px; height: 34px; border-radius: 50%; border: 0; background: var(--bg-2); color: var(--ink-2); font-size: 20px; line-height: 1; cursor: pointer; }
.map-card-k { margin: 0 0 6px; display: flex; align-items: center; gap: 10px; font-size: 12.5px; letter-spacing: .14em; color: var(--gold); padding-right: 36px; }
.seal-n { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 4px; background: var(--cinnabar); color: var(--seal-ink); font-family: var(--serif); font-size: 13px; letter-spacing: 0; flex: none; }
.map-card-t { margin: 0 0 6px; font-size: 22px; letter-spacing: .1em; }
.map-card-d { margin: 0; font-size: 15px; line-height: 1.85; color: var(--ink-2); }
.map-card-f { margin: 8px 0 0; font-size: 13px; color: var(--muted); letter-spacing: .04em; }
.map-card-a { margin: 12px 0 0; display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; }
.map-card-a .lk { font-size: 15px; color: var(--cinnabar); text-decoration: none; font-weight: 600; letter-spacing: .06em; }
.map-card-a .lk2 { font-size: 14px; color: var(--ink-2); }
@media (min-width: 760px) {
  .map-card { left: auto; right: max(24px, calc((100vw - var(--wrap)) / 2 + var(--gut))); top: 128px; bottom: auto; width: 360px; max-height: calc(100% - 240px); padding: 24px 26px 22px; }
  .map-card-t { font-size: 26px; }
}
.map-tools { position: absolute; z-index: 6; right: 12px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 8px; }
.has-card .map-tools { opacity: 0; pointer-events: none; }
@media (min-width: 760px) { .map-tools { right: max(24px, calc((100vw - var(--wrap)) / 2 + var(--gut))); top: auto; bottom: 90px; transform: none; } .has-card .map-tools { opacity: 1; pointer-events: auto; } }
.map-tools .icon-btn { width: 38px; height: 38px; font-size: 18px; box-shadow: var(--shadow); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.compass { width: 38px; height: 38px; display: grid; place-items: center; font-family: var(--serif); font-size: 12px; color: var(--cinnabar); position: relative; }
.compass svg { position: absolute; inset: 0; width: 38px; height: 38px; }
.map-hint { position: absolute; z-index: 6; left: 50%; bottom: calc(74px + env(safe-area-inset-bottom)); transform: translateX(-50%); padding: 6px 14px; border-radius: 999px; background: var(--ink); color: var(--bg); font-size: 12.5px; letter-spacing: .1em; white-space: nowrap; opacity: 0; transition: opacity .3s; pointer-events: none; }
.map-hint.on { opacity: .88; }
.map-scale { position: absolute; z-index: 6; left: var(--gut); bottom: calc(72px + env(safe-area-inset-bottom)); font-size: 11.5px; letter-spacing: .12em; color: var(--muted); display: none; }
@media (min-width: 760px) { .map-scale { display: block; left: max(var(--gut), calc((100vw - var(--wrap)) / 2 + var(--gut))); } }
.scroll-cue { position: absolute; z-index: 6; left: 50%; bottom: -2px; transform: translateX(-50%); display: none; }

/* ---------- home sections ---------- */
.sec { padding: 64px 0; }
.sec + .sec { border-top: 1px solid var(--line); }
@media (min-width: 1024px) { .sec { padding: 104px 0; } }
.sec-head { margin-bottom: 28px; }
.sec-head h2 { margin: 0; font-size: clamp(26px, 3.2vw + 14px, 40px); line-height: 1.3; letter-spacing: .08em; }
.sec-head p { margin: .6rem 0 0; color: var(--ink-2); max-width: 34em; }
.intro { display: grid; gap: 36px; align-items: start; }
.intro .prose p:first-child { margin-top: 0; }
@media (min-width: 900px) { .intro { grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); gap: 72px; } }

.poem-card { position: relative; display: flex; justify-content: center; padding: 34px 20px 30px; border-radius: 4px; background:
  linear-gradient(var(--surface), var(--surface)) padding-box; border: 1px solid var(--line); box-shadow: var(--shadow); }
.poem-card::before { content: ""; position: absolute; inset: 8px; border: 1px solid var(--line); pointer-events: none; }
.poem-v { writing-mode: vertical-rl; -webkit-writing-mode: vertical-rl; font-family: var(--serif-text); font-size: 22px; line-height: 2.1; letter-spacing: .32em; margin: 0; height: 12.2em; color: var(--ink); text-orientation: upright; }
.poem-v span { display: block; }
.poem-meta { writing-mode: vertical-rl; -webkit-writing-mode: vertical-rl; font-size: 12.5px; letter-spacing: .2em; color: var(--muted); margin: 0 0 0 18px; align-self: flex-end; line-height: 1.6; }
.poem-card .seal { position: absolute; left: 22px; bottom: 26px; width: 34px; height: 34px; font-size: 12px; }
@media (max-width: 359px) { .poem-v { font-size: 19px; } }

.lm-grid { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 640px) { .lm-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .lm-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; } }
.lm-card { position: relative; display: flex; flex-direction: column; padding: 22px 22px 18px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); transition: border-color .2s, transform .2s, box-shadow .2s; }
.lm-card:hover { border-color: var(--line-2); box-shadow: var(--shadow); }
.lm-card .num { font-family: var(--serif); color: var(--cinnabar); font-size: 14px; letter-spacing: .2em; }
.lm-card h3 { margin: 6px 0 4px; font-size: 22px; letter-spacing: .08em; }
.lm-card h3 a { text-decoration: none; }
.lm-card h3 a::after { content: ""; position: absolute; inset: 0; }
.lm-card .where { font-size: 13px; color: var(--gold); letter-spacing: .1em; margin: 0 0 8px; }
.lm-card p.d { margin: 0; color: var(--ink-2); font-size: 15.5px; line-height: 1.85; }
.lm-card .acts { margin-top: auto; padding-top: 14px; display: flex; gap: 16px; font-size: 14px; position: relative; z-index: 1; }
.lm-card .acts a { color: var(--ink-2); text-decoration: none; letter-spacing: .06em; }
.lm-card .acts a:hover { color: var(--cinnabar); }

.visit { display: grid; gap: 1px; grid-template-columns: minmax(0, 1fr); background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
@media (min-width: 640px) { .visit { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .visit { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.visit > div { background: var(--surface); padding: 22px 22px 20px; }
.visit dt { font-size: 12.5px; letter-spacing: .26em; color: var(--gold); }
.visit dd { margin: 6px 0 0; }
.visit .big { display: block; font-family: var(--serif); font-size: 21px; letter-spacing: .06em; line-height: 1.45; }
.visit .sm { display: block; margin-top: 6px; font-size: 14px; color: var(--ink-2); line-height: 1.75; }
.links-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }

.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 1px; background: var(--line-2); }
.timeline li { position: relative; padding: 0 0 22px 32px; }
.timeline li::before { content: ""; position: absolute; left: 1px; top: .55em; width: 11px; height: 11px; border-radius: 50%; background: var(--bg); border: 1.5px solid var(--gold); }
.timeline .y { display: block; font-family: var(--serif); font-size: 18px; letter-spacing: .08em; color: var(--ink); }
.timeline .t { display: block; color: var(--ink-2); font-size: 15.5px; }
@media (min-width: 900px) {
  .timeline { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 18px; }
  .timeline::before { left: 0; right: 0; top: 6px; bottom: auto; width: auto; height: 1px; }
  .timeline li { padding: 28px 0 0; }
  .timeline li::before { left: 0; top: 0; }
}

.read-grid { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 760px) { .read-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.read-card { position: relative; display: block; padding: 24px 24px 22px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); text-decoration: none; transition: border-color .2s, box-shadow .2s; }
.read-card:hover { border-color: var(--line-2); box-shadow: var(--shadow); color: inherit; }
.read-card .tag { font-size: 12.5px; letter-spacing: .24em; color: var(--gold); }
.read-card h3 { margin: 6px 0 6px; font-size: 21px; letter-spacing: .06em; line-height: 1.45; }
.read-card p { margin: 0; color: var(--ink-2); font-size: 15px; line-height: 1.85; }
.read-card .go { display: inline-block; margin-top: 12px; color: var(--cinnabar); font-size: 14px; letter-spacing: .08em; }

/* ---------- article (inner pages) ---------- */
.art-head { padding: 44px 0 8px; }
@media (min-width: 1024px) { .art-head { padding: 84px 0 16px; } }
.crumbs { font-size: 13px; color: var(--muted); letter-spacing: .06em; margin: 0 0 22px; display: flex; flex-wrap: wrap; gap: 4px 8px; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--cinnabar); }
.crumbs span[aria-hidden] { opacity: .5; }
.art-head h1 { margin: 0; font-size: clamp(28px, 4.2vw + 14px, 50px); line-height: 1.32; letter-spacing: .05em; max-width: 20em; text-wrap: balance; }
.art-head .lede { margin: 20px 0 0; font-size: 18px; line-height: 1.95; color: var(--ink-2); max-width: 36em; }
@media (min-width: 1024px) { .art-head .lede { font-size: 19.5px; } }
.art-meta { margin: 22px 0 0; display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 13px; color: var(--muted); letter-spacing: .08em; }
.art-layout { display: grid; gap: 0; padding-bottom: 32px; }
@media (min-width: 1100px) { .art-layout { grid-template-columns: minmax(0, 1fr) 240px; gap: 72px; } }
.toc { margin: 32px 0 8px; padding: 18px 20px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); font-size: 15px; }
.toc b { display: block; font-size: 12px; letter-spacing: .3em; color: var(--gold); font-weight: 500; margin-bottom: 6px; }
.toc ol { margin: 0; padding: 0; list-style: none; counter-reset: t; }
.toc li { counter-increment: t; }
.toc a { display: flex; gap: 10px; padding: 5px 0; text-decoration: none; color: var(--ink-2); }
.toc a::before { content: counter(t, cjk-ideographic); color: var(--cinnabar); font-family: var(--serif); flex: none; width: 1.2em; }
.toc a:hover { color: var(--ink); }
@media (min-width: 1100px) { .art-aside { order: 2; } .art-aside .toc { position: sticky; top: 100px; margin-top: 48px; } }

.figure { margin: 34px calc(var(--gut) * -1) 8px; }
.figure img { width: 100%; aspect-ratio: var(--ar, 4 / 3); object-fit: cover; background: var(--bg-2); }
.figure figcaption { padding: 10px var(--gut) 0; font-size: 12.5px; color: var(--muted); line-height: 1.7; letter-spacing: .03em; }
.figure figcaption a { color: var(--muted); }
@media (min-width: 760px) { .figure { margin-left: 0; margin-right: 0; } .figure img { border-radius: 6px; } .figure figcaption { padding-left: 0; padding-right: 0; } }
.figure.wide img { aspect-ratio: 16 / 9; }

.prose { max-width: 36em; font-size: 17px; line-height: 1.95; }
@media (min-width: 1024px) { .prose { font-size: 18px; } }
.prose p { margin: 0 0 1.25em; }
.prose h2 { font-size: clamp(22px, 1.6vw + 15px, 30px); line-height: 1.45; letter-spacing: .06em; margin: 2.4em 0 .8em; scroll-margin-top: 90px; }
.prose h2::before { content: ""; display: block; width: 28px; height: 2px; background: var(--cinnabar); margin-bottom: 18px; }
.prose h3 { font-size: 19px; letter-spacing: .05em; margin: 1.8em 0 .5em; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.25em; }
.prose li { margin: .35em 0; }
.prose li::marker { color: var(--gold); }
.prose strong { font-weight: 600; color: var(--ink); }
.prose blockquote { margin: 1.6em 0; padding: 1.2em 0 1.2em 1.3em; border-left: 2px solid var(--cinnabar); font-family: var(--serif-text); font-size: 1.04em; line-height: 2.05; color: var(--ink); background: linear-gradient(90deg, color-mix(in srgb, var(--bg-2) 70%, transparent), transparent); }
.prose blockquote p { margin: 0; }
.prose blockquote cite { display: block; margin-top: .6em; font-style: normal; font-family: var(--sans); font-size: 13px; color: var(--muted); letter-spacing: .06em; }
.prose a { text-decoration-color: color-mix(in srgb, var(--cinnabar) 45%, transparent); }
.fn { font-size: .62em; line-height: 0; vertical-align: super; margin-left: 1px; }
.fn a { text-decoration: none; color: var(--cinnabar); font-family: var(--sans); padding: 0 2px; }
.callout { margin: 1.6em 0; padding: 18px 20px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); font-size: 15.5px; line-height: 1.9; color: var(--ink-2); }
.callout b { color: var(--ink); }

.pair { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 12px; margin: 1.6em 0; }
.pair figure { margin: 0; padding: 22px 8px 16px; background: var(--surface); border: 1px solid var(--line); border-radius: 6px; display: flex; flex-direction: column; align-items: center; }
.pair .poem-v { font-size: 18px; letter-spacing: .26em; line-height: 1.9; height: 10.4em; }
.pair figcaption { margin-top: 14px; text-align: center; font-size: 13px; color: var(--ink-2); line-height: 1.6; }
.pair figcaption b { display: block; font-family: var(--serif); font-size: 15px; color: var(--ink); letter-spacing: .1em; }
.pair em { font-style: normal; color: var(--cinnabar); }
@media (max-width: 359px) { .pair .poem-v { font-size: 16px; } }

.dl { margin: 1.4em 0; border-top: 1px solid var(--line); }
.dl > div { display: grid; grid-template-columns: minmax(0, 1fr); gap: 2px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.dl dt { font-family: var(--serif); font-size: 18px; letter-spacing: .08em; }
.dl dd { margin: 0; color: var(--ink-2); font-size: 15.5px; line-height: 1.85; }
@media (min-width: 640px) { .dl > div { grid-template-columns: 7.5em minmax(0, 1fr); gap: 16px; } }

.faq { margin: 1em 0 1.6em; }
.faq > div { padding: 20px 0; border-bottom: 1px solid var(--line); }
.faq dt { font-family: var(--serif); font-size: 19px; letter-spacing: .05em; margin-bottom: 6px; }
.faq dd { margin: 0; color: var(--ink-2); }

.notes { margin: 56px 0 0; padding-top: 22px; border-top: 1px solid var(--line-2); max-width: 46em; }
.notes h2 { font-size: 13px; letter-spacing: .3em; color: var(--gold); font-family: var(--sans); font-weight: 500; margin: 0 0 12px; }
.notes ol { margin: 0; padding-left: 1.6em; font-size: 13.5px; line-height: 1.85; color: var(--ink-2); }
.notes li { margin: .4em 0; overflow-wrap: anywhere; }
.notes li::marker { color: var(--cinnabar); font-size: 12px; }
.notes a { color: var(--ink-2); }
.notes .back { text-decoration: none; color: var(--cinnabar); margin-left: 4px; }
.notes li:target { background: color-mix(in srgb, var(--gold) 14%, transparent); }

.next-nav { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; margin: 48px 0 0; }
@media (min-width: 640px) { .next-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.next-nav a { display: block; padding: 18px 20px; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; background: var(--surface); }
.next-nav a:hover { border-color: var(--line-2); color: inherit; }
.next-nav small { display: block; font-size: 12px; letter-spacing: .22em; color: var(--gold); }
.next-nav b { font-family: var(--serif); font-weight: 600; font-size: 18px; letter-spacing: .06em; }
.next-nav .r { text-align: right; }

/* ---------- AI guide ---------- */
.chat { margin: 28px 0 8px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); overflow: hidden; box-shadow: var(--shadow); max-width: 760px; }
.chat-head { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.chat-head b { font-family: var(--serif); font-size: 17px; letter-spacing: .08em; }
.chat-head small { display: block; font-size: 12px; color: var(--muted); letter-spacing: .06em; }
.chat-log { padding: 18px; display: flex; flex-direction: column; gap: 12px; min-height: 260px; max-height: 56vh; overflow-y: auto; background: var(--bg); }
.bubble { max-width: 88%; padding: 12px 15px; border-radius: 14px; font-size: 15.5px; line-height: 1.85; }
.bubble.bot { align-self: flex-start; background: var(--surface); border: 1px solid var(--line); border-top-left-radius: 4px; }
.bubble.user { align-self: flex-end; background: var(--ink); color: var(--bg); border-top-right-radius: 4px; }
.bubble .src { display: block; margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--line-2); font-size: 12.5px; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 12px 18px 0; }
.chips button { appearance: none; border: 1px solid var(--line-2); background: transparent; color: var(--ink-2); padding: 6px 14px; border-radius: 999px; font: inherit; font-size: 14px; cursor: pointer; }
.chips button:hover { border-color: var(--gold); color: var(--ink); }
.chat-input { display: flex; gap: 8px; padding: 12px 14px 14px; }
.chat-input input { flex: 1; min-width: 0; border: 1px solid var(--line-2); border-radius: 999px; padding: 11px 16px; font: inherit; font-size: 16px; background: var(--bg); color: var(--ink); }
.chat-input button { flex: none; border: 0; background: var(--ink); color: var(--bg); border-radius: 999px; padding: 0 20px; font: inherit; font-size: 15px; cursor: pointer; letter-spacing: .1em; }
.chat-input button:hover { background: var(--cinnabar); }

/* ---------- footer ---------- */
.site-footer { margin-top: 32px; padding: 56px 0 calc(32px + env(safe-area-inset-bottom)); background: var(--bg-2); border-top: 1px solid var(--line); font-size: 14.5px; color: var(--ink-2); }
.ft { display: grid; gap: 36px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 760px) { .ft { grid-template-columns: minmax(0, 1.3fr) repeat(4, minmax(0, 1fr)); gap: 32px; } }
.ft-brand p { margin: 14px 0 0; font-family: var(--serif); font-size: 16px; letter-spacing: .1em; line-height: 1.9; color: var(--ink); }
.ft-brand small { display: block; margin-top: 6px; color: var(--muted); font-size: 13px; letter-spacing: .1em; }
.ft h2 { font-family: var(--sans); font-size: 12px; letter-spacing: .3em; color: var(--gold); font-weight: 500; margin: 0 0 10px; }
.ft ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2px 16px; }
@media (min-width: 760px) { .ft ul { grid-template-columns: minmax(0, 1fr); } }
.ft li a { display: inline-flex; align-items: center; min-height: 44px; padding: 4px 0; line-height: 1.5; text-decoration: none; color: var(--ink-2); }
@media (min-width: 760px) { .ft li a { min-height: 34px; } }
.ft li a:hover { color: var(--cinnabar); }
.ft-bottom { margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 6px 22px; font-size: 12.5px; color: var(--muted); letter-spacing: .04em; }
.ft-bottom a { color: var(--muted); }
.ft-legal { margin: 10px 0 0; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 22px; font-size: 12.5px; line-height: 1.8; color: var(--muted); letter-spacing: .04em; }
.ft-legal a { color: var(--muted); text-decoration: none; }
.ft-legal a:hover { color: var(--cinnabar); text-decoration: underline; }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; } }
.nb { display: inline-block; max-width: 100%; }
.compass-n { position: absolute; right: 2px; top: 1px; font-family: var(--serif); font-weight: 400; font-size: 11px; color: var(--cinnabar); line-height: 1; }
@media (max-width: 759px) {
  .map-tools { top: auto; transform: none; bottom: calc(78px + env(safe-area-inset-bottom)); right: 12px; flex-direction: row; align-items: center; gap: 6px; }
  .map-tools .icon-btn { width: 36px; height: 36px; font-size: 17px; }
  .map-tools .compass { width: 36px; height: 36px; }
  .map-tools .compass svg { width: 36px; height: 36px; }
  .map-hint { bottom: calc(128px + env(safe-area-inset-bottom)); }
  .hero-copy { transition: opacity .3s ease, transform .3s ease; }
  .has-card .hero-copy { opacity: 0; transform: translateY(-8px); }
}
.intro > *, .visit > *, .read-grid > *, .lm-grid > * { min-width: 0; }
.links-row { display: flex; flex-wrap: wrap; gap: 10px; }
.links-row .btn { max-width: 100%; white-space: normal; text-align: center; }
.art-layout > *, .art-body, .chat { min-width: 0; }
.chat-input input { min-width: 0; width: 100%; }
@media (min-width: 760px) and (max-width: 1099px) {
  .hero-copy { width: 340px; padding: 24px 26px 22px; top: 96px; }
  .hero-copy h1, .hero-copy .hero-name { font-size: 48px; }
  .hero-copy .hero-p { font-size: 14.5px; line-height: 1.85; }
}

/* ---------- 分享 ---------- */
.wx-thumb { position: absolute; left: 0; top: 0; width: 1px; height: 1px; overflow: hidden; opacity: 0; pointer-events: none; }
.wx-thumb img { width: 300px; height: 300px; }
.btn svg { width: 17px; height: 17px; flex: none; }
.btn-primary { background: var(--cinnabar); border-color: var(--cinnabar); color: var(--seal-ink); }
.btn-primary:hover { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--ink); color: var(--ink); background: var(--surface-a); }
.btn[disabled] { opacity: .6; cursor: progress; }
button.btn { font: inherit; font-size: 15px; cursor: pointer; }

.share-fab { position: fixed; z-index: 70; right: max(16px, env(safe-area-inset-right)); bottom: calc(18px + env(safe-area-inset-bottom)); display: inline-flex; align-items: center; gap: 6px; height: 46px; padding: 0 16px 0 13px; border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--cinnabar) 70%, transparent); background: var(--cinnabar); color: var(--seal-ink); font: inherit; font-family: var(--serif); font-size: 15px; letter-spacing: .14em; cursor: pointer;
  box-shadow: 0 10px 26px -10px rgba(120, 40, 20, .55), 0 1px 2px rgba(0, 0, 0, .12); transition: transform .25s, opacity .25s, background .2s; }
.share-fab svg { width: 18px; height: 18px; }
.share-fab:hover { background: color-mix(in srgb, var(--cinnabar) 86%, #000); }
.share-fab.is-hidden { opacity: 0; transform: translateY(16px); pointer-events: none; }
.menu-open .share-fab, .share-open .share-fab, .is-typing .share-fab { opacity: 0; pointer-events: none; }
@media (min-width: 1024px) { .share-fab { right: 28px; bottom: 28px; } }
@media (max-width: 759px) { .has-card .share-fab { opacity: 0; pointer-events: none; } }

.share { position: fixed; inset: 0; z-index: 120; display: grid; align-items: end; justify-items: center; }
.share[hidden] { display: none; }
.share-scrim { position: absolute; inset: 0; background: rgba(17, 21, 24, .5); opacity: 0; transition: opacity .24s; -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px); }
.share-sheet { position: relative; width: 100%; max-width: 520px; max-height: calc(100vh - 24px); max-height: calc(100dvh - 24px); overflow-y: auto; overscroll-behavior: contain; background: var(--surface); color: var(--ink); border: 1px solid var(--line);
  border-radius: 22px 22px 0 0; padding: 18px 20px calc(20px + env(safe-area-inset-bottom)); box-shadow: 0 -10px 40px -10px rgba(0, 0, 0, .3); transform: translateY(24px); opacity: 0; transition: transform .26s cubic-bezier(.2,.8,.2,1), opacity .2s; }
.share.on .share-scrim { opacity: 1; } .share.on .share-sheet { transform: none; opacity: 1; }
@media (min-width: 640px) { .share { align-items: center; padding: 24px; } .share-sheet { border-radius: 22px; padding: 22px 26px 26px; } }
.sh-head { display: flex; align-items: center; gap: 12px; }
.sh-head > div { flex: 1; min-width: 0; }
.sh-head .seal { width: 38px; height: 38px; font-size: 13px; }
.sh-title { margin: 0; font-size: 19px; letter-spacing: .08em; line-height: 1.4; }
.sh-sub { margin: 2px 0 0; font-size: 13px; color: var(--muted); letter-spacing: .04em; line-height: 1.6; }
.sh-x { flex: none; width: 36px; height: 36px; }
.sh-wx { margin: 0 0 14px; padding: 10px 14px; border-radius: 12px; background: color-mix(in srgb, var(--gold) 14%, transparent); color: var(--ink); font-size: 14px; line-height: 1.7; }
.sh-wx .dots { font-weight: 700; letter-spacing: .1em; }
.sh-qr { margin: 18px auto 6px; text-align: center; }
.sh-qr img { display: block; margin: 0 auto; width: 188px; height: 188px; border-radius: 14px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); image-rendering: pixelated; }
.sh-qr figcaption { margin-top: 12px; font-size: 13.5px; color: var(--ink-2); letter-spacing: .06em; }
.sh-acts { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 16px; }
.sh-acts .btn { flex: 1 1 140px; justify-content: center; }
.sh-acts .btn[hidden] { display: none; }
.sh-poster { margin-top: 14px; text-align: center; }
.sh-poster img, .wish-out img { display: block; width: 100%; max-width: 360px; height: auto; margin: 0 auto; border-radius: 10px; border: 1px solid var(--line); box-shadow: var(--shadow); -webkit-touch-callout: default; }
.sh-hint { margin: 12px 0 0; font-size: 13.5px; color: var(--ink-2); letter-spacing: .05em; text-align: center; }
.sh-toast { position: absolute; left: 50%; bottom: calc(18px + env(safe-area-inset-bottom)); transform: translate(-50%, 8px); margin: 0; padding: 8px 16px; border-radius: 999px; background: var(--ink); color: var(--bg); font-size: 13.5px; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; white-space: nowrap; max-width: 90%; overflow: hidden; text-overflow: ellipsis; }
.sh-toast.on { opacity: 1; transform: translate(-50%, 0); }
.wx-guide { position: fixed; z-index: 130; top: 6px; right: 10px; color: #fff8ef; text-align: right; pointer-events: auto; cursor: pointer; }
.wx-guide svg { width: 74px; height: 74px; display: block; margin-left: auto; transform: scaleX(1); filter: drop-shadow(0 1px 3px rgba(0,0,0,.4)); }
.wx-guide p { margin: 2px 6px 0 0; font-size: 15px; line-height: 1.6; letter-spacing: .06em; text-shadow: 0 1px 3px rgba(0,0,0,.5); }
.wx-guide[hidden] { display: none; }

.ft-share { display: grid; gap: 18px; padding: 26px 24px; margin: -8px 0 44px; border-radius: 18px; border: 1px solid var(--line); background: linear-gradient(135deg, color-mix(in srgb, var(--surface) 92%, var(--gold) 8%), var(--surface)); }
.ft-share-h { margin: 0; font-size: 21px; letter-spacing: .1em; color: var(--ink); }
.ft-share p { margin: 6px 0 0; font-size: 14.5px; line-height: 1.85; color: var(--ink-2); }
.ft-share-acts { display: flex; flex-wrap: wrap; gap: 10px; }
.ft-share-acts .btn { flex: 1 1 140px; justify-content: center; }
@media (min-width: 760px) { .ft-share { grid-template-columns: minmax(0, 1fr) auto; align-items: center; padding: 28px 34px; } .ft-share-acts .btn { flex: none; } }

/* ---------- 讲解员 ---------- */
.bubble p { margin: 0; } .bubble p + p { margin-top: .6em; }
.bubble .src a { color: var(--ink-2); }
.ai-mark { display: inline-block; margin-left: 6px; font-style: normal; font-size: 11.5px; color: var(--muted); border: 1px solid var(--line-2); border-radius: 4px; padding: 0 5px; line-height: 1.6; }
.bubble .ask { display: block; margin-top: 10px; padding: 9px 12px; border-radius: 10px; background: color-mix(in srgb, var(--cinnabar) 7%, transparent); color: var(--ink); font-family: var(--serif-ugc); font-size: 15px; line-height: 1.8; }
.bubble .ask b { display: inline-block; margin-right: 8px; font-family: var(--sans); font-weight: 500; font-size: 12px; letter-spacing: .14em; color: var(--cinnabar); }
.lm-links { display: flex; flex-wrap: wrap; gap: 6px 8px; margin-top: 10px; }
.lm-links a { font-size: 12.5px; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line-2); text-decoration: none; color: var(--ink-2); }
.lm-links a:hover { border-color: var(--gold); color: var(--cinnabar); }
.bubble.typing .dots { display: inline-flex; gap: 5px; padding: 6px 2px; }
.bubble.typing .dots i { width: 6px; height: 6px; border-radius: 50%; background: var(--muted); animation: lcxdot 1.2s infinite ease-in-out; }
.bubble.typing .dots i:nth-child(2) { animation-delay: .15s; } .bubble.typing .dots i:nth-child(3) { animation-delay: .3s; }
@keyframes lcxdot { 0%, 80%, 100% { opacity: .25; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-3px); } }
.cursor { display: inline-block; width: 2px; height: 1em; margin-left: 2px; vertical-align: -2px; background: var(--cinnabar); animation: lcxblink 1s steps(2) infinite; }
@keyframes lcxblink { 50% { opacity: 0; } }
.chat-input.busy button { opacity: .5; pointer-events: none; }
.chat-note { margin: 0; padding: 0 18px 14px; font-size: 12px; color: var(--muted); letter-spacing: .03em; line-height: 1.7; }

.wish { margin: 40px 0 8px; max-width: 760px; padding: 24px 20px; border-radius: 18px; border: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow); }
@media (min-width: 640px) { .wish { padding: 28px 30px; } }
.wish-head { display: flex; gap: 14px; align-items: flex-start; }
.wish-head .seal { width: 40px; height: 40px; font-size: 13px; margin-top: 4px; }
.wish-h { margin: 0 !important; font-size: 22px; letter-spacing: .12em; }
.wish-head p { margin: 6px 0 0; font-size: 15px; line-height: 1.85; color: var(--ink-2); }
.wish-form { margin-top: 18px; }
.wish-form[hidden], .wish-out[hidden] { display: none; }
.wish-form textarea { display: block; width: 100%; resize: vertical; min-height: 92px; border: 1px solid var(--line-2); border-radius: 14px; padding: 12px 14px; font: inherit; font-size: 16px; line-height: 1.8; background: var(--bg); color: var(--ink); }
.wish-form textarea:focus, .chat-input input:focus { outline: 2px solid color-mix(in srgb, var(--gold) 60%, transparent); outline-offset: 1px; }
.wish-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 12px; flex-wrap: wrap; }
.wish-count { font-size: 12.5px; color: var(--muted); }
.wish-meta { margin: 10px 0 0; font-size: 12.5px; color: var(--muted); line-height: 1.7; }
.wish-out { margin-top: 20px; }
@media (max-width: 1023px) { .site-footer { padding-bottom: calc(88px + env(safe-area-inset-bottom)); } }


/* ================= 主题自动切换的过渡 ================= */
.theme-fade, .theme-fade *, .theme-fade *::before, .theme-fade *::after { transition: background-color .8s ease, color .8s ease, border-color .8s ease, fill .8s ease, stroke .8s ease, box-shadow .8s ease !important; }
.map-snap { position: absolute; left: 0; top: 0; width: 100%; height: 100%; display: block; pointer-events: none; opacity: 1; transition: opacity 1.1s ease; z-index: 1; }
.map-layer { z-index: 2; }

/* ================= 通用：触控与输入 ================= */
.chips button { min-height: 48px; padding: 10px 18px; line-height: 1.4; }
.lm-links a { display: inline-flex; align-items: center; min-height: 36px; }
.btn { min-height: 44px; justify-content: center; }
.lcx-toast { position: fixed; left: 50%; bottom: calc(84px + env(safe-area-inset-bottom)); z-index: 140; transform: translate(-50%, 8px); margin: 0; padding: 10px 18px; border-radius: 999px; background: var(--ink); color: var(--bg); font-size: 14px; letter-spacing: .04em; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; max-width: calc(100vw - 40px); text-align: center; line-height: 1.5; }
.lcx-toast.on { opacity: 1; transform: translate(-50%, 0); }
.share-fab.is-avoid { opacity: 0; transform: translateY(14px) scale(.96); pointer-events: none; }
input, textarea, select { font-size: 16px; }
::placeholder { color: var(--muted); opacity: .62; }
[data-theme="dark"] ::placeholder { color: #8b887f; opacity: .55; }

/* ================= 首页：地图徽章 & 留念区 ================= */
.pin-badge { position: absolute; left: 0; top: 0; z-index: 2; pointer-events: auto; display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; margin: 0; height: 28px; padding: 0 12px 0 9px;
  border-radius: 999px; background: color-mix(in srgb, var(--qing-d) 92%, transparent); color: #f6f1e7; font-family: var(--serif); font-size: 13px; letter-spacing: .08em; text-decoration: none;
  box-shadow: 0 6px 18px -8px rgba(0,0,0,.45); transition: opacity .25s; will-change: transform; -webkit-tap-highlight-color: transparent; }
.pin-badge::after { content: ""; position: absolute; inset: -9px -4px; }
.pin-badge b { font-weight: 600; color: #f0d9a6; font-size: 14px; }
.pin-badge i { width: 14px; height: 9px; border-radius: 2px; background: linear-gradient(#93a3a7, #6d7d81); box-shadow: inset 0 0 0 1px rgba(255,255,255,.18); }
.pin-badge:hover { color: #fff; background: var(--cinnabar); }
.pin-badge.is-off { opacity: 0; pointer-events: none; }
[data-theme="dark"] .pin-badge { background: rgba(185, 200, 203, .16); color: var(--ink); border: 1px solid var(--line-2); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.home-wall .hw { display: grid; gap: 28px; align-items: center; padding: 28px 22px; border-radius: 22px; border: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow); }
.home-wall .hw-txt h2 { margin: 0; font-size: clamp(24px, 2.2vw + 14px, 34px); letter-spacing: .06em; line-height: 1.4; }
.home-wall .hw-txt p:not(.kicker) { margin: 12px 0 0; color: var(--ink-2); line-height: 1.9; }
.hw-art { position: relative; display: grid; place-items: center; min-height: 180px; border-radius: 16px; overflow: hidden; text-decoration: none; background: var(--wall-mortar);
  background-image: var(--wall-bricks); background-size: 92px 40px; }
.hw-brick { display: grid; justify-items: center; gap: 2px; padding: 16px 30px; border-radius: 10px; background: linear-gradient(var(--brick-1), var(--brick-2)); color: var(--brick-ink); box-shadow: 0 18px 36px -16px rgba(0,0,0,.5), inset 0 0 0 1px rgba(255,255,255,.14); font-family: var(--serif); }
.hw-brick small { font-size: 12.5px; letter-spacing: .2em; opacity: .8; font-family: var(--sans); }
.hw-brick b { font-size: 30px; letter-spacing: .12em; font-weight: 600; line-height: 1.3; }
@media (min-width: 760px) { .home-wall .hw { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); padding: 40px 44px; gap: 44px; } .hw-art { min-height: 240px; } }

/* ================= 砖墙配色（与地图青砖一致） ================= */
:root { --brick-1: #66767b; --brick-2: #56656a; --brick-ink: #f8f4ea; --brick-sub: rgba(248,244,234,.74); --wall-mortar: #ddd7c9;
  --wall-bricks: linear-gradient(transparent 34px, var(--wall-mortar) 34px), linear-gradient(90deg, #b9bdb6 0 40px, var(--wall-mortar) 40px 46px, #b3b8b1 46px 86px, var(--wall-mortar) 86px); }
[data-theme="dark"] { --brick-1: #3d4a4f; --brick-2: #333f44; --brick-ink: #ece6da; --brick-sub: rgba(236,230,218,.66); --wall-mortar: #1c2226;
  --wall-bricks: linear-gradient(transparent 34px, var(--wall-mortar) 34px), linear-gradient(90deg, #262e33 0 40px, var(--wall-mortar) 40px 46px, #232b30 46px 86px, var(--wall-mortar) 86px); }

/* ================= 版式：plain ================= */
main.plain { padding: 28px 0 24px; }
@media (min-width: 1024px) { main.plain { padding: 56px 0 40px; } }
.wall-head { max-width: 760px; }
.wall-head h1 { margin: 0; font-size: clamp(30px, 4.2vw + 14px, 52px); line-height: 1.3; letter-spacing: .08em; }
.wall-head.is-sm h1 { font-size: clamp(28px, 3vw + 16px, 42px); }
.wall-head .lede { margin: 16px 0 0; font-size: 17px; line-height: 1.95; color: var(--ink-2); max-width: 36em; }
.wall-stat { display: flex; align-items: baseline; gap: 8px; margin: 18px 0 0; font-family: var(--serif); color: var(--ink-2); letter-spacing: .1em; }
.wall-stat b { font-size: 34px; color: var(--cinnabar); font-weight: 600; letter-spacing: .02em; line-height: 1; }
.wall-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.wall-cta .btn { flex: 1 1 140px; max-width: 220px; }
.wall-cta.is-end { margin-top: 28px; }

/* ================= 砖墙 ================= */
.wall-wrap { position: relative; margin: 30px calc(var(--gut) * -1) 0; padding: 14px var(--gut) 18px; background: var(--wall-mortar); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
@media (min-width: 760px) { .wall-wrap { margin: 40px 0 0; padding: 18px; border-radius: 18px; border: 1px solid var(--line); } }
.wall { --g: 6px; list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--g); grid-auto-rows: 132px; }
.brick { position: relative; grid-column: span 2; min-width: 0; }
/* 错缝：每三块为一组，第三块居中、两侧各露半块装饰砖 */
.brick:nth-child(3n) { grid-column: 2 / span 2; }
.brick:nth-child(3n)::before, .brick:nth-child(3n)::after { content: ""; position: absolute; top: 0; bottom: 0; width: calc(50% - var(--g) / 2); border-radius: 6px; background: linear-gradient(var(--brick-1), var(--brick-2)); opacity: .45; }
.brick:nth-child(3n)::before { right: calc(100% + var(--g)); } .brick:nth-child(3n)::after { left: calc(100% + var(--g)); }
.brick a { position: relative; z-index: 1; display: flex; flex-direction: column; height: 100%; padding: 10px 12px 9px; border-radius: 6px; text-decoration: none; color: var(--brick-ink);
  background: linear-gradient(var(--brick-1), var(--brick-2)); box-shadow: inset 0 1px 0 rgba(255,255,255,.12), inset 0 -2px 0 rgba(0,0,0,.12); transition: transform .2s, box-shadow .2s; overflow: hidden; }
.brick a:hover, .brick a:focus-visible { transform: translateY(-2px); box-shadow: 0 12px 24px -12px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.14); color: var(--brick-ink); }
.b-no { font-size: 11px; letter-spacing: .14em; color: var(--brick-sub); font-variant-numeric: tabular-nums; }
.b-t { margin-top: 4px; font-family: var(--serif); font-weight: 600; font-size: 18px; letter-spacing: .12em; line-height: 1.35; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.b-p { margin-top: 2px; font-family: var(--serif-text); font-size: 13px; letter-spacing: .06em; color: var(--brick-sub); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; line-height: 1.6; }
.b-f { margin-top: auto; display: flex; justify-content: space-between; align-items: center; gap: 6px; font-size: 11.5px; color: var(--brick-sub); line-height: 1.5; }
.b-n { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.b-r { flex: none; padding: 0 7px; border-radius: 999px; background: rgba(255,255,255,.12); color: var(--brick-ink); }
@media (max-width: 359px) { .wall { grid-auto-rows: 124px; } .brick a { padding: 9px 10px 8px; } .b-t { font-size: 16.5px; letter-spacing: .08em; } .b-p { font-size: 12px; letter-spacing: .02em; } }
@media (min-width: 760px) {
  .wall { grid-template-columns: repeat(6, minmax(0, 1fr)); grid-auto-rows: 140px; }
  .brick:nth-child(3n) { grid-column: span 2; } .brick:nth-child(3n)::before, .brick:nth-child(3n)::after { content: none; }
  .brick:nth-child(5n+4) { grid-column: 2 / span 2; }
  .brick:nth-child(5n+4)::before { content: ""; position: absolute; top: 0; bottom: 0; right: calc(100% + var(--g)); width: calc(50% - var(--g) / 2); border-radius: 6px; background: linear-gradient(var(--brick-1), var(--brick-2)); opacity: .45; }
  .brick:nth-child(5n)::after { content: ""; position: absolute; top: 0; bottom: 0; left: calc(100% + var(--g)); width: calc(50% - var(--g) / 2); border-radius: 6px; background: linear-gradient(var(--brick-1), var(--brick-2)); opacity: .45; }
}
@media (min-width: 1100px) {
  .wall { grid-template-columns: repeat(8, minmax(0, 1fr)); }
  .brick:nth-child(5n+4) { grid-column: span 2; } .brick:nth-child(5n+4)::before, .brick:nth-child(5n)::after { content: none; }
  .brick:nth-child(7n+5) { grid-column: 2 / span 2; }
  .brick:nth-child(7n+5)::before { content: ""; position: absolute; top: 0; bottom: 0; right: calc(100% + var(--g)); width: calc(50% - var(--g) / 2); border-radius: 6px; background: linear-gradient(var(--brick-1), var(--brick-2)); opacity: .45; }
  .brick:nth-child(7n)::after { content: ""; position: absolute; top: 0; bottom: 0; left: calc(100% + var(--g)); width: calc(50% - var(--g) / 2); border-radius: 6px; background: linear-gradient(var(--brick-1), var(--brick-2)); opacity: .45; }
}
.wall-more { display: flex; margin: 16px auto 0; background: var(--surface); }
.wall-more[hidden] { display: none; }
.wall-empty { display: none; }
.wall-wrap.is-empty { padding-top: 30px; padding-bottom: 30px; background-color: var(--wall-mortar); background-image: var(--wall-bricks); background-size: 92px 40px; }
.wall-wrap.is-empty .wall-empty { display: block; position: relative; max-width: 420px; margin: 0 auto; padding: 28px 24px 26px; border-radius: 18px; text-align: center; background: var(--surface); border: 1px solid var(--line); box-shadow: 0 24px 48px -24px rgba(0,0,0,.45); }
.wall-empty .seal { width: 44px; height: 44px; font-size: 14px; }
.wall-empty h2 { margin: 14px 0 0; font-size: 22px; letter-spacing: .12em; }
.wall-empty p { margin: 10px 0 18px; color: var(--ink-2); font-size: 15px; line-height: 1.9; }
.wall-how { max-width: 760px; margin-top: 44px; }
.wall-how h2, .wall-sug h2 { margin: 0; font-size: 22px; letter-spacing: .1em; }
.steps3 { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 12px; }
.steps3 li { display: flex; gap: 14px; align-items: flex-start; padding: 14px 16px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line); line-height: 1.8; font-size: 15px; color: var(--ink-2); }
.steps3 li > b, .wish-steps li > b { flex: none; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: var(--cinnabar); color: var(--seal-ink); font-family: var(--serif); font-size: 14px; margin-top: 1px; }
.steps3 strong { display: block; color: var(--ink); font-family: var(--serif); font-size: 16.5px; letter-spacing: .08em; font-weight: 600; }
@media (min-width: 760px) { .steps3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.wall-rule { margin: 14px 0 0; font-size: 13px; color: var(--muted); line-height: 1.8; }
.wall-sug { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px 20px; max-width: 760px; margin: 36px 0 8px; padding: 20px 22px; border-radius: 16px; border: 1px dashed var(--line-2); }
.wall-sug p { margin: 4px 0 0; font-size: 14.5px; color: var(--ink-2); line-height: 1.8; }

/* ================= 砖页 ================= */
.bk-root { max-width: 640px; }
.bk { position: relative; margin-top: 4px; padding: 26px 22px 22px; border-radius: 20px; color: var(--brick-ink); background: linear-gradient(160deg, var(--brick-1), var(--brick-2)); box-shadow: 0 30px 60px -30px rgba(0,0,0,.55), inset 0 1px 0 rgba(255,255,255,.12); overflow: hidden; }
.bk::before { content: ""; position: absolute; inset: 10px; border: 1px solid rgba(255,255,255,.14); border-radius: 14px; pointer-events: none; }
.bk.is-pending { filter: saturate(.6); opacity: .92; }
.bk-no { display: flex; align-items: center; gap: 10px; margin: 0; font-size: 14px; letter-spacing: .14em; color: var(--brick-sub); }
.bk-no b { color: #f0d9a6; font-size: 18px; font-family: var(--serif); }
.bk-no .seal { width: 34px; height: 34px; font-size: 12px; }
.bk-t { margin: 16px 0 0; font-size: clamp(30px, 6vw + 10px, 44px); letter-spacing: .18em; line-height: 1.3; color: var(--brick-ink); }
.bk-poem { margin: 14px 0 0; font-family: var(--serif-text); font-size: 19px; line-height: 2; letter-spacing: .1em; }
.bk-poem span { display: inline-block; }
.bk-poem span:nth-child(2n+1) { margin-right: .2em; }
@media (max-width: 380px) { .bk-poem span { display: block; } }
.bk-wish { margin: 18px 0 0; padding: 14px 16px; border-radius: 12px; background: rgba(0,0,0,.14); border: 0; }
.bk-wish small { display: block; font-size: 12px; letter-spacing: .2em; color: var(--brick-sub); }
.bk-wish p { margin: 4px 0 0; font-family: var(--serif-text); font-size: 17px; line-height: 1.85; color: var(--brick-ink); }
.bk-by { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 10px; margin: 16px 0 0; font-size: 13.5px; color: var(--brick-sub); }
.bk-by img { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; border: 1px solid rgba(255,255,255,.3); }
.bk-d { margin-left: auto; }
.bk-note { max-width: 640px; margin: 16px 0 0; padding: 14px 16px; border-radius: 14px; background: color-mix(in srgb, var(--gold) 13%, transparent); color: var(--ink); font-size: 15px; line-height: 1.85; }
.bk-note[hidden] { display: none; }
.bk-note small { color: var(--ink-2); }
.bk-acts { max-width: 640px; margin-top: 22px; text-align: center; }
.bk-acts[hidden] { display: none; }
.rang-btn { appearance: none; display: inline-flex; align-items: center; gap: 12px; min-height: 60px; padding: 8px 26px 8px 10px; border-radius: 999px; border: 1px solid var(--cinnabar); background: var(--surface); color: var(--ink); font: inherit; font-family: var(--serif); font-size: 18px; letter-spacing: .14em; cursor: pointer; box-shadow: var(--shadow); transition: transform .2s, background .25s, color .25s; -webkit-tap-highlight-color: transparent; }
.rang-ic { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; background: var(--cinnabar); color: var(--seal-ink); font-size: 18px; letter-spacing: 0; }
.rang-n { min-width: 1.5em; font-size: 20px; color: var(--cinnabar); font-variant-numeric: tabular-nums; letter-spacing: 0; }
.rang-btn:hover { transform: translateY(-1px); }
.rang-btn.is-done { background: var(--cinnabar); color: var(--seal-ink); }
.rang-btn.is-done .rang-ic { background: var(--seal-ink); color: var(--cinnabar); }
.rang-btn.is-done .rang-n { color: var(--seal-ink); }
.rang-btn[disabled] { cursor: default; border-color: var(--line-2); }
.rang-btn.is-busy { opacity: .7; }
.rang-btn.pop { animation: lcxpop .6s ease; }
@keyframes lcxpop { 0% { transform: scale(1); } 30% { transform: scale(1.08); } 60% { transform: scale(.98); } 100% { transform: scale(1); } }
.rang-tip { margin: 10px 0 0; font-size: 13.5px; color: var(--ink-2); letter-spacing: .06em; }
.bk-more { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.bk-more .btn { flex: 1 1 140px; }
.bk-missing { max-width: 520px; padding: 30px 0; }
.bk-missing h1 { margin: 0; font-size: 28px; letter-spacing: .1em; }
.bk-missing p { color: var(--ink-2); }

/* ================= 我的砖 ================= */
.me-hint { max-width: 640px; margin: 20px 0 0; padding: 14px 16px; border-radius: 14px; border: 1px solid color-mix(in srgb, var(--gold) 40%, transparent); background: color-mix(in srgb, var(--gold) 10%, transparent); font-size: 14.5px; line-height: 1.85; color: var(--ink-2); }
.me-hint b { display: block; color: var(--ink); font-family: var(--serif); font-size: 16px; letter-spacing: .08em; }
.me-hint.ok { border-color: color-mix(in srgb, var(--qing) 40%, transparent); background: color-mix(in srgb, var(--qing) 10%, transparent); }
.me-hint[hidden] { display: none; }
.me-list { list-style: none; margin: 20px 0 0; padding: 0; display: grid; gap: 12px; max-width: 640px; }
.me-item > a, .me-item > div { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px; border-radius: 16px; border: 1px solid var(--line); background: var(--surface); text-decoration: none; color: var(--ink); box-shadow: var(--shadow); }
.me-item > a:hover { border-color: var(--gold); color: var(--ink); }
.me-item.is-new > a, .me-item.is-new > div { border-color: var(--cinnabar); }
.me-top { display: flex; justify-content: space-between; align-items: center; gap: 10px; font-size: 13px; }
.me-d { color: var(--muted); }
.st { padding: 2px 10px; border-radius: 999px; font-size: 12.5px; letter-spacing: .06em; }
.st.ok { background: color-mix(in srgb, var(--qing) 18%, transparent); color: var(--qing-d); }
.st.wait { background: color-mix(in srgb, var(--gold) 18%, transparent); color: var(--gold); }
.st.no { background: color-mix(in srgb, var(--cinnabar) 12%, transparent); color: var(--cinnabar); }
.me-t { font-family: var(--serif); font-size: 20px; letter-spacing: .12em; margin-top: 4px; }
.me-w { font-family: var(--serif-text); font-size: 15.5px; line-height: 1.8; color: var(--ink-2); }
.me-r { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-top: 4px; font-size: 14px; color: var(--ink-2); }
.me-r i { width: 24px; height: 24px; display: inline-grid; place-items: center; border-radius: 50%; background: var(--cinnabar); color: var(--seal-ink); font-style: normal; font-family: var(--serif); font-size: 12px; }
.me-r em { font-style: normal; font-size: 12.5px; padding: 1px 8px; border-radius: 999px; background: var(--cinnabar); color: var(--seal-ink); }
.me-empty { padding: 26px 20px; border-radius: 16px; border: 1px dashed var(--line-2); text-align: center; color: var(--ink-2); line-height: 1.9; }
.me-empty p { margin: 0 0 6px; }
.me-empty .btn { margin-top: 12px; }

/* ================= 意见箱 ================= */
.sug { max-width: 640px; margin-top: 24px; }
.sug-form, .sug-out { padding: 22px 20px; border-radius: 18px; border: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow); }
@media (min-width: 640px) { .sug-form, .sug-out { padding: 28px 30px; } }
.sug-form[hidden], .sug-out[hidden] { display: none; }
.f-label { display: block; margin: 0 0 8px; font-family: var(--serif); font-size: 17px; letter-spacing: .08em; color: var(--ink); }
.f-label small { display: block; margin-top: 2px; font-family: var(--sans); font-size: 12.5px; letter-spacing: .02em; color: var(--muted); }
.sug-form textarea, .sug-form input { display: block; width: 100%; border: 1px solid var(--line-2); border-radius: 14px; padding: 12px 14px; font: inherit; font-size: 16px; line-height: 1.8; background: var(--bg); color: var(--ink); }
.sug-form input { min-height: 48px; line-height: 1.4; }
.sug-form textarea { min-height: 140px; resize: vertical; }
.sug-form textarea:focus, .sug-form input:focus { outline: 2px solid color-mix(in srgb, var(--gold) 60%, transparent); outline-offset: 1px; }
.f-row { display: flex; justify-content: flex-end; margin: 6px 0 18px; }
.f-count { font-size: 12.5px; color: var(--muted); }
.f-submit { width: 100%; margin-top: 20px; font-size: 16px !important; min-height: 50px; }
.f-msg { min-height: 1.2em; margin: 10px 0 0; font-size: 14px; color: var(--cinnabar); }
.f-note { margin: 4px 0 0; font-size: 12.5px; color: var(--muted); line-height: 1.8; }
.sug-out { text-align: center; }
.sug-out .seal { width: 44px; height: 44px; font-size: 14px; }
.sug-out h2 { margin: 12px 0 0; font-size: 22px; letter-spacing: .1em; }
.sug-out p { color: var(--ink-2); line-height: 1.9; }

/* ================= 心愿卡（重做） ================= */
.wish-k { margin: 0 0 4px; font-size: 12.5px; letter-spacing: .24em; color: var(--gold); }
.wish-h { line-height: 1.45; font-size: clamp(21px, 1.4vw + 16px, 26px) !important; letter-spacing: .08em !important; }
.wish-intro { display: grid; grid-template-columns: minmax(0, 1fr) 96px; gap: 14px; align-items: center; margin-top: 18px; }
@media (min-width: 640px) { .wish-intro { grid-template-columns: minmax(0, 1fr) 132px; gap: 24px; } }
.wish-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.wish-steps li { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; line-height: 1.6; color: var(--ink); }
.wish-steps li > b { width: 24px; height: 24px; font-size: 12.5px; margin-top: 0; }
.wish-sample { margin: 0; text-align: center; }
.wish-sample img { width: 100%; height: auto; border-radius: 8px; border: 1px solid var(--line); box-shadow: var(--shadow); transform: rotate(2.5deg); }
.wish-sample figcaption { margin-top: 8px; font-size: 11.5px; color: var(--muted); letter-spacing: .14em; }
.wish-label { display: block; margin: 22px 0 8px; font-family: var(--serif); font-size: 17px; letter-spacing: .08em; color: var(--ink); }
.wish-form { margin-top: 0; }
.wish-form textarea::placeholder { font-style: normal; }
.wish-ex { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; }
.wish-ex > span { font-size: 13px; color: var(--muted); letter-spacing: .06em; }
.wish-ex button { appearance: none; min-height: 44px; padding: 8px 14px; border-radius: 999px; border: 1px dashed var(--line-2); background: transparent; color: var(--ink-2); font: inherit; font-size: 14px; line-height: 1.4; cursor: pointer; text-align: left; }
.wish-ex button:hover { border-color: var(--gold); color: var(--ink); border-style: solid; }
.wish-n { display: block; color: var(--ink-2); font-weight: 500; }
.wish-acts .btn[hidden] { display: none; }
.wish-bp { margin-top: 18px; padding: 18px 18px 16px; border-radius: 16px; border: 1px solid color-mix(in srgb, var(--cinnabar) 35%, transparent); background: color-mix(in srgb, var(--cinnabar) 5%, var(--surface)); }
.wish-bp[hidden] { display: none; }
.wb-h { margin: 0; font-family: var(--serif); font-size: 18px; letter-spacing: .08em; color: var(--ink); }
.wb-d { margin: 6px 0 0; font-size: 14px; line-height: 1.85; color: var(--ink-2); }
.wb-name { display: flex; align-items: flex-start; gap: 12px; min-height: 44px; margin-top: 12px; padding: 10px 0; cursor: pointer; font-size: 15px; line-height: 1.6; color: var(--ink); }
.wb-name[hidden] { display: none; }
.wb-name input { flex: none; width: 22px; height: 22px; margin: 1px 0 0; accent-color: var(--cinnabar); }
.wb-name small { display: block; font-size: 12.5px; color: var(--muted); }
.wb-msg { margin: 10px 0 0; font-size: 14.5px; line-height: 1.85; color: var(--ink); }
.wb-msg:empty { display: none; }
.wb-msg.wait { color: var(--gold); } .wb-msg.no { color: var(--cinnabar); }
.wish .sh-acts .btn[hidden] { display: none; }

@media (max-width: 1023px) { .icon-btn { width: 44px; height: 44px; } }
.sh-x { width: 44px; height: 44px; }

/* 访客与 AI 写的内容：不用子集字体，避免同一行里字形混搭 */
.b-t, .b-p, .bk-t, .bk-poem, .bk-wish p, .me-t, .me-w { font-family: var(--serif-ugc); }

/* ---------- 触控目标 ≥44px（全站） ---------- */
.crumbs { margin-bottom: 12px; gap: 0 8px; align-items: center; }
.crumbs a, .crumbs > span { display: inline-flex; align-items: center; min-height: 44px; }
.crumbs a { min-width: 44px; justify-content: center; }
.crumbs a:first-child { justify-content: flex-start; }
.brand { min-height: 44px; }
.ft li a { min-width: 44px; }
.ft-legal a { display: inline-flex; align-items: center; min-height: 44px; }
.lm-card .acts a { display: inline-flex; align-items: center; min-height: 44px; }
.lm-card .acts { padding-top: 6px; margin-bottom: -6px; }
.toc a { padding: 8px 0; }
.map-tools .icon-btn { width: 44px; height: 44px; }
.notes .back { display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; margin: -12px -8px -12px 0; vertical-align: middle; text-decoration: none; }
sup.fn a { position: relative; }
sup.fn a::after { content: ""; position: absolute; left: -14px; right: -14px; top: -12px; bottom: -12px; }
.b-no { font-size: 11.5px; }

.menu-share { appearance: none; display: flex; align-items: center; gap: 10px; width: 100%; max-width: 720px; margin: 0 auto 26px; min-height: 52px; padding: 10px 16px; border-radius: 14px; border: 1px solid color-mix(in srgb, var(--cinnabar) 40%, transparent); background: color-mix(in srgb, var(--cinnabar) 7%, transparent); color: var(--ink); font: inherit; font-family: var(--serif); font-size: 17px; letter-spacing: .1em; cursor: pointer; text-align: left; }
.menu-share svg { width: 20px; height: 20px; color: var(--cinnabar); flex: none; }
.menu-share small { margin-left: auto; font-family: var(--sans); font-size: 12px; color: var(--muted); letter-spacing: .04em; }
@media (max-width: 359px) { .menu-share small { display: none; } }

/* 地标标签避让 */
.pin { transition: opacity .25s ease; }
.pin.is-left .pin-t { left: auto; right: 19px; }
.pin.is-left.is-compact .pin-t { transform: translateX(4px); }
.pin.is-under, .pin-badge.is-under { opacity: 0; pointer-events: none; }
.pin-badge { transition: opacity .25s ease; }
@media (max-width: 759px) {
  /* 标题区的柔和底色：地图在其下方淡出，标签不会压在标题上 */
  .hero-copy::before { content: ""; position: absolute; z-index: -1; left: calc(-1 * var(--gut)); right: calc(-1 * var(--gut)); top: -96px; bottom: -34px; pointer-events: none;
    background: linear-gradient(180deg, color-mix(in srgb, var(--sky-1) 95%, transparent) 0%, color-mix(in srgb, var(--sky-1) 90%, transparent) 70%, color-mix(in srgb, var(--sky-1) 0%, transparent) 100%); }
}
@media (max-width: 759px) and (max-height: 600px) {
  .hero-copy { top: 68px; }
  .hero-copy h1, .hero-copy .hero-name { font-size: 40px; }
  .hero-copy .tagline { font-size: 16px; margin-top: .4rem; }
}
.brand-name small { white-space: nowrap; }
@media (max-width: 359px) { .brand-name small { letter-spacing: .12em; } }
@media (max-width: 370px) {
  .pin-t { font-size: 13px; letter-spacing: .04em; padding: 1px 8px 2px; }
  .pin-badge { height: 26px; gap: 4px; padding: 0 9px 0 7px; font-size: 12px; letter-spacing: .02em; }
  .pin-badge b { font-size: 13px; }
  .pin-badge i { width: 12px; height: 8px; }
}

/* ================= 首页 · 讲解员先开口 ================= */
.hchat-sec { padding-top: 48px; }
.hchat-wrap { display: grid; gap: 18px; }
.hchat-intro h2 { margin: 0; font-size: clamp(24px, 2.4vw + 14px, 36px); line-height: 1.3; letter-spacing: .08em; }
.hchat-intro .kicker { margin-bottom: .6rem; }
.hchat-lede { margin: .7rem 0 0; color: var(--ink-2); font-size: 15px; line-height: 1.85; max-width: 30em; }
.hchat { position: relative; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); box-shadow: var(--shadow); overflow: hidden; min-width: 0; }
.hchat-bar { display: flex; align-items: center; gap: 12px; padding: 12px 12px 12px 16px; border-bottom: 1px solid var(--line); }
.hchat-bar .seal { flex: none; }
.hchat-who { min-width: 0; flex: 1; }
.hchat-who b { display: block; font-family: var(--serif); font-size: 16px; letter-spacing: .08em; font-weight: 600; }
.hchat-who small { display: block; font-size: 12px; color: var(--muted); letter-spacing: .04em; }
.hchat-x { display: none; flex: none; }
.chat-log.hchat-log { min-height: 0; max-height: none; padding: 16px; gap: 12px; background: var(--bg); overscroll-behavior: contain; }
.bubble.opener { max-width: 94%; font-family: var(--serif-ugc); font-size: 17px; line-height: 1.8; min-height: 52px; }
.bubble.opener p { margin: 0; }
.bubble.opener .op-k { display: block; margin-bottom: 4px; font-family: var(--sans); font-size: 12px; letter-spacing: .16em; color: var(--cinnabar); }
.bubble.opener .src { font-family: var(--sans); }
.bubble.cta { max-width: 94%; border-color: color-mix(in srgb, var(--cinnabar) 35%, var(--line)); background: color-mix(in srgb, var(--cinnabar) 5%, var(--surface)); }
.bubble.cta .cta-t { margin: 0 0 10px; font-size: 15px; line-height: 1.8; }
.bubble.cta .cta-b { display: flex; flex-wrap: wrap; gap: 8px; }
.bubble.cta .btn { min-height: 44px; padding: 9px 18px; font-size: 14.5px; }
.lm-links a, .bubble .lm-links .lm-go { display: inline-flex; align-items: center; min-height: 44px; font-size: 13px; padding: 4px 12px; border-radius: 999px; border: 1px solid var(--line-2); text-decoration: none; color: var(--ink-2); }
.bubble .lm-links .lm-go { appearance: none; background: none; font-family: inherit; cursor: pointer; border-color: color-mix(in srgb, var(--cinnabar) 40%, var(--line-2)); color: var(--ink); }
.hchat-reply { padding: 12px 16px 0; min-height: 48px; }
.hchat-reply.is-opener button { border-color: color-mix(in srgb, var(--cinnabar) 45%, var(--line-2)); color: var(--ink); background: color-mix(in srgb, var(--cinnabar) 6%, transparent); font-weight: 500; }
.hchat-cur { padding: 12px 16px 0; }
.hchat-cur > p { margin: 0 0 2px; font-size: 12.5px; letter-spacing: .14em; color: var(--muted); }
.hchat-cur .chips { padding: 6px 0 0; }
.hchat-cur.is-start { padding: 12px 16px 10px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--cinnabar) 4%, var(--surface)); }
.hchat-cur.is-start > p { color: var(--ink-2); letter-spacing: .1em; font-size: 13px; }
.hchat-cur.is-start .chips button { min-height: 50px; padding: 10px 18px; border-color: color-mix(in srgb, var(--cinnabar) 40%, var(--line-2)); color: var(--ink); background: var(--surface); font-weight: 500; box-shadow: 0 1px 0 color-mix(in srgb, var(--ink) 4%, transparent); }
.hchat-cur.is-start .chips button:active { border-color: var(--cinnabar); }
.hchat.has-turns .hchat-cur { display: none; }
.hchat-form { padding: 14px 16px 12px; }
.hchat-form button { min-height: 46px; min-width: 64px; }
.hchat-form input { min-height: 46px; }
.hchat-more { display: block; margin: 0 16px 10px; min-height: 46px; border-radius: 999px; border: 1px solid var(--line-2); background: transparent; color: var(--ink); font: inherit; font-size: 15px; letter-spacing: .06em; cursor: pointer; }
.hchat-more[hidden] { display: none; }
.hchat .chat-note { padding: 0 16px 14px; }
.hchat .chat-note a { color: var(--ink-2); display: inline-flex; align-items: center; min-height: 44px; margin: -12px 0; vertical-align: middle; padding: 0 2px; }
.pin.is-hl .pin-n { background: var(--cinnabar); color: var(--seal-ink); border-color: transparent; animation: lcxhl 1.4s ease-out 3; }
@keyframes lcxhl { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--cinnabar) 55%, transparent); } 100% { box-shadow: 0 0 0 14px transparent; } }
.map-ask { appearance: none; display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 6px 14px 6px 8px; border-radius: 999px; border: 1px solid var(--line-2); background: transparent; color: var(--ink); font: inherit; font-size: 14px; letter-spacing: .06em; cursor: pointer; }
.map-ask .seal-n { width: 24px; height: 24px; font-size: 12px; border-radius: 50%; }
.map-ask:hover { border-color: var(--cinnabar); }
@media (min-width: 760px) {
  .hchat-wrap { grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); gap: 48px; align-items: start; }
  .hchat-intro { position: sticky; top: 110px; padding-top: 12px; }
  .chat-log.hchat-log { max-height: 520px; overflow-y: auto; }
  .hchat.has-turns .chat-log.hchat-log { min-height: 360px; }
}
@media (max-width: 759px) {
  .hchat-sec { padding: 40px 0 48px; }
  .hchat-lede { font-size: 14.5px; }
  /* 收起状态：只露出最近的对话，点“继续”展开 */
  .hchat:not(.is-sheet).has-turns .hchat-log { max-height: 260px; overflow: hidden; -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 56px); mask-image: linear-gradient(to bottom, transparent 0, #000 56px); display: flex; justify-content: flex-end; }
  .hchat.is-sheet { position: fixed; z-index: 150; left: 0; right: 0; top: 0; height: 100%; border: 0; border-radius: 0; box-shadow: none; background: var(--bg); animation: hcIn .28s cubic-bezier(.2,.8,.2,1); }
  .hchat.is-sheet .hchat-bar { padding-top: calc(10px + env(safe-area-inset-top)); background: var(--surface); }
  .hchat.is-sheet .hchat-x { display: inline-grid; place-items: center; }
  .hchat.is-sheet .hchat-log { flex: 1 1 auto; min-height: 0; overflow-y: auto; -webkit-overflow-scrolling: touch; }
  .hchat.is-sheet .hchat-reply { flex: none; flex-wrap: nowrap; overflow-x: auto; padding-bottom: 2px; min-height: 0; scrollbar-width: none; background: var(--bg); }
  .hchat.is-sheet .hchat-reply::-webkit-scrollbar { display: none; }
  .hchat.is-sheet .hchat-reply button { flex: none; }
  .hchat.is-sheet .hchat-cur { flex: none; background: var(--bg); }
  .hchat.is-sheet .hchat-cur .chips { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .hchat.is-sheet .hchat-cur .chips button { flex: none; }
  .hchat.is-sheet .hchat-form { flex: none; background: var(--bg); padding-bottom: 8px; }
  .hchat.is-sheet .chat-note { flex: none; background: var(--bg); padding-bottom: calc(8px + env(safe-area-inset-bottom)); }
  .hchat.is-sheet .hchat-more { display: none; }
  .hchat.is-sheet.kb .chat-note, .hchat.is-sheet.kb .hchat-cur { display: none; }
  .hchat.is-sheet.kb .hchat-form { padding-bottom: 8px; }
  .hchat-open .share-fab { opacity: 0; pointer-events: none; }
  html.hchat-open, html.hchat-open body { overflow: hidden; }
}
@keyframes hcIn { from { transform: translateY(24px); opacity: .4; } to { transform: none; opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .hchat.is-sheet { animation: none; } .pin.is-hl .pin-n { animation: none; } }

/* ==================== 六尺巷书信 ==================== */
.xx { --xx-paper: var(--surface); --xx-tint: color-mix(in srgb, var(--cinnabar) 7%, var(--surface)); --xx-gold-t: color-mix(in srgb, var(--gold) 13%, var(--surface)); }
.xx-page .share-fab { display: none; }
.xx .nb { display: inline-block; }
.xx [hidden] { display: none !important; }
html.xx-locked, html.xx-locked body { overflow: hidden; }
html.is-typing.xx-sc body.xx-app .site-header { transform: translateY(-100%); transition: transform .2s; }
body.xx-app .site-header { transition: transform .2s, background .3s; }

/* 信封 */
.xx-env { position: relative; display: block; width: 210px; height: 136px; margin: 0 auto; border-radius: 6px; background: var(--xx-paper, var(--surface)); border: 1px solid var(--line-2); box-shadow: var(--shadow); overflow: hidden; }
.xx-env::before, .xx-env::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 62%; background: linear-gradient(to top right, transparent calc(50% - .6px), var(--line-2) 50%, transparent calc(50% + .6px)) left / 50% 100% no-repeat, linear-gradient(to top left, transparent calc(50% - .6px), var(--line-2) 50%, transparent calc(50% + .6px)) right / 50% 100% no-repeat; }
.xx-env::after { display: none; }
.xx-env-flap { position: absolute; left: -1px; right: -1px; top: -1px; height: 58%; background: color-mix(in srgb, var(--bg-2) 70%, var(--surface)); clip-path: polygon(0 0, 100% 0, 50% 100%); transform-origin: top; transition: transform .6s cubic-bezier(.3,.7,.3,1); border-bottom: 0; z-index: 1; }
.xx-env-flap::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to bottom right, transparent calc(50% - .7px), var(--line-2) 50%, transparent calc(50% + .7px)) left / 50% 100% no-repeat, linear-gradient(to bottom left, transparent calc(50% - .7px), var(--line-2) 50%, transparent calc(50% + .7px)) right / 50% 100% no-repeat; }
.xx-env-seal { position: absolute; z-index: 2; left: 50%; top: 58%; width: 48px; height: 48px; margin: -24px 0 0 -24px; border-radius: 50%; display: grid; place-items: center; background: var(--cinnabar); color: var(--seal-ink); font-family: var(--serif); font-size: 12px; line-height: 1.15; letter-spacing: .08em; text-align: center; box-shadow: 0 2px 6px rgba(120, 30, 15, .28), inset 0 0 0 2px rgba(255,255,255,.22); transform: scale(.001) rotate(-12deg); opacity: 0; transition: transform .45s .35s cubic-bezier(.3,1.6,.5,1), opacity .2s .35s; }
.xx-env.is-sealed .xx-env-seal, .xx-hero-art .xx-env-seal, .xxh-art .xx-env-seal, .xx-env-sm .xx-env-seal { transform: scale(1) rotate(-8deg); opacity: 1; }
.xx-seal-scr .xx-env:not(.is-sealed) .xx-env-seal { transform: scale(.001); opacity: 0; }
.xx-seal-scr .xx-env:not(.is-sealed) .xx-env-flap { transform: rotateX(160deg); }
.xx-env.is-open .xx-env-flap { transform: rotateX(160deg); opacity: .5; }
.xx-env-sm { width: 150px; height: 98px; }
.xx-env-sm .xx-env-seal { width: 40px; height: 40px; margin: -20px 0 0 -20px; font-size: 10.5px; }
.xx-env-xs { width: 56px; height: 37px; margin: 0; box-shadow: none; }
@media (prefers-reduced-motion: reduce) { .xx-env-flap, .xx-env-seal { transition: none; } }

/* 落地页 */
.xx-hero { display: grid; gap: 28px; align-items: center; padding: 8px 0 36px; }
.xx-h1 { font-size: clamp(27px, 7.4vw, 44px); line-height: 1.38; letter-spacing: .04em; margin: 0 0 18px; }
.xx-lines { font-size: 17px; line-height: 1.95; color: var(--ink-2); margin: 0 0 10px; }
.xx-strong { font-size: 18px; font-weight: 600; margin: 0 0 22px; color: var(--ink); }
.xx-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.xx-btn-lg { min-height: 52px; padding: 13px 28px; font-size: 17px; }
.xx-light { margin: 14px 0 0; font-size: 14px; color: var(--muted); letter-spacing: .04em; }
.xx-light a { color: inherit; }
.xx-hero-art { padding: 6px 0; }
@media (min-width: 860px) { .xx-hero { grid-template-columns: 1.25fr 1fr; padding: 24px 0 56px; } .xx-hero-art .xx-env { width: 260px; height: 168px; } .xx-hero-art .xx-env-seal { width: 58px; height: 58px; margin: -29px 0 0 -29px; font-size: 14px; } }
.xx-mine, .xx-how, .xx-promise { border-top: 1px solid var(--line); padding: 34px 0; }
.xx-mine h2, .xx-how h2, .xx-promise h2 { font-size: 22px; letter-spacing: .06em; margin: 0 0 18px; }
.xx-mine-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; max-width: 640px; }
.xx-mine-list a { display: grid; grid-template-columns: 1fr auto; gap: 2px 12px; padding: 14px 16px; min-height: 64px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.xx-mine-t { font-family: var(--serif-ugc); font-size: 17px; overflow-wrap: anywhere; }
.xx-mine-m { grid-column: 1; font-size: 13px; color: var(--muted); }
.xx-mine-s { grid-column: 2; grid-row: 1 / span 2; align-self: center; font-size: 13px; color: var(--cinnabar); white-space: nowrap; }
.xx-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; max-width: 680px; }
.xx-steps li { display: grid; grid-template-columns: 34px 1fr; gap: 14px; align-items: start; }
.xx-steps b { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--cinnabar); color: var(--cinnabar); font-family: var(--serif); font-weight: 600; font-size: 15px; }
.xx-steps strong { display: block; font-size: 17px; margin: 4px 0 4px; }
.xx-steps span { display: block; font-size: 15px; line-height: 1.8; color: var(--ink-2); }
.xx-promise ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; max-width: 680px; }
.xx-promise li { position: relative; padding: 14px 16px 14px 40px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); font-size: 15px; line-height: 1.85; color: var(--ink-2); }
.xx-promise li::before { content: ""; position: absolute; left: 16px; top: 23px; width: 10px; height: 10px; border-radius: 2px; background: var(--cinnabar); transform: rotate(45deg); }
.xx-promise strong { color: var(--ink); }
.xx-end { border-top: 1px solid var(--line); padding: 40px 0 16px; text-align: center; }
.xx-end-q { font-size: 17px; line-height: 2; color: var(--ink-2); margin: 0 0 20px; }
.xx-end-q strong { color: var(--ink); }

/* 首页入口卡片 */
.xx-home { padding: 40px 0 44px; }
.xxh { position: relative; display: grid; gap: 22px; align-items: center; padding: 28px 22px 26px; border-radius: 18px; background: linear-gradient(135deg, color-mix(in srgb, var(--cinnabar) 6%, var(--surface)), var(--surface) 62%); border: 1px solid color-mix(in srgb, var(--cinnabar) 22%, var(--line)); box-shadow: var(--shadow); overflow: hidden; }
.xxh::after { content: ""; position: absolute; right: -40px; top: -40px; width: 160px; height: 160px; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--cinnabar) 16%, transparent); pointer-events: none; }
.xxh-h { font-size: clamp(26px, 7vw, 34px); letter-spacing: .12em; margin: 0 0 10px; }
.xxh-lead { font-family: var(--serif); font-size: clamp(18px, 5vw, 22px); line-height: 1.6; letter-spacing: .04em; margin: 0 0 12px; color: var(--ink); }
.xxh-lines { font-size: 16px; line-height: 1.9; color: var(--ink-2); margin: 0 0 6px; }
.xxh-strong { font-size: 17px; font-weight: 600; margin: 0 0 18px; }
.xxh-cta { display: flex; flex-wrap: wrap; gap: 10px; }
.xxh-light { margin: 12px 0 0; font-size: 13.5px; color: var(--muted); }
.xxh-aux { display: flex; flex-wrap: wrap; gap: 0 18px; margin: 8px 0 0; font-size: 14px; }
.xxh-aux a { display: inline-flex; align-items: center; min-height: 44px; color: var(--ink-2); white-space: nowrap; }
.post-online { margin: 0 0 28px; padding: 24px; border: 1px solid var(--line-2); border-radius: 18px; background: var(--surface); }
.post-online .kicker { margin: 0 0 10px; }
.post-online h2 { margin-top: 0; }
.post-online .xx-light { margin: 14px 0 0; }
.xxh-art { position: absolute; right: 18px; top: 24px; display: block; text-decoration: none; }
.xxh-art .xx-env { width: 96px; height: 62px; box-shadow: 0 6px 16px -8px rgba(30,34,38,.3); }
.xxh-art .xx-env-seal { width: 40px; height: 40px; margin: -20px 0 0 -20px; font-size: 11.5px; line-height: 1.1; letter-spacing: 0; }
@media (max-width: 380px) { .xxh-h { font-size: 24px; letter-spacing: .08em; } }
.xxh-txt .kicker, .xxh-txt .xxh-h { padding-right: 104px; }
@media (max-width: 420px) { .xxh-cta .btn { flex: 1 1 100%; } .xxh { padding: 22px 18px 22px; } }
@media (max-width: 420px) { .xxh-txt .kicker, .xxh-txt .xxh-h { padding-right: 84px; } .xxh-art .xx-env { width: 76px; height: 49px; } .xxh-art .xx-env-seal { width: 30px; height: 30px; margin: -15px 0 0 -15px; font-size: 10px; } .post-online { padding: 20px 18px; } .post-online .xx-cta .btn { flex: 1 1 100%; justify-content: center; } }
@media (min-width: 760px) { .xxh { grid-template-columns: 1.5fr 1fr; padding: 40px 44px; } .xxh-art { position: static; } .xxh-txt .kicker, .xxh-txt .xxh-h { padding-right: 0; } .xxh-art .xx-env { width: 240px; height: 156px; } .xxh-art .xx-env-seal { width: 56px; height: 56px; margin: -28px 0 0 -28px; font-size: 13.5px; } }

/* 流程页（一屏一个问题） */
.xx-flow, .xx-case { max-width: 560px; margin: 0 auto; }
.xx-bar { display: flex; align-items: center; gap: 12px; min-height: 44px; margin: -12px 0 14px; }
.xx-bar.is-off { visibility: hidden; }
.xx-back { display: inline-flex; align-items: center; gap: 4px; min-height: 44px; min-width: 44px; padding: 0 10px 0 0; border: 0; background: none; color: var(--ink-2); font-size: 15px; cursor: pointer; }
.xx-back svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.xx-prog { flex: 1; height: 3px; border-radius: 3px; background: var(--line); overflow: hidden; }
.xx-prog i { display: block; height: 100%; width: 0; background: var(--cinnabar); border-radius: 3px; transition: width .4s; }
.xx-step { font-size: 13px; color: var(--muted); min-width: 3em; text-align: right; font-variant-numeric: tabular-nums; }
.xx-scr { animation: xx-in .32s ease both; }
@keyframes xx-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .xx-scr { animation: none; } }
.xx-q { font-size: clamp(24px, 6.6vw, 30px); line-height: 1.42; letter-spacing: .04em; margin: 0 0 12px; outline: none; }
.xx-q-s { font-size: clamp(21px, 5.8vw, 26px); }
.xx-c { text-align: center; }
.xx-sub { font-size: 16px; line-height: 1.85; color: var(--ink-2); margin: 0 0 20px; }
.xx-sub strong { color: var(--ink); }
.xx-stack p { margin: 0 0 8px; }
.xx-hint { font-size: 14px; line-height: 1.75; color: var(--muted); margin: 8px 0 0; }
.xx-foot { font-size: 13.5px; color: var(--muted); text-align: center; margin: 14px 0 0; line-height: 1.7; }
.xx-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin: 0 0 24px; }
.xx-grid button, .xx-opts button { min-height: 52px; padding: 10px 8px; border-radius: 12px; border: 1px solid var(--line-2); background: var(--surface); color: var(--ink); font-size: 16px; letter-spacing: .06em; cursor: pointer; transition: border-color .2s, background .2s, color .2s; -webkit-tap-highlight-color: transparent; }
.xx-grid button[aria-checked="true"], .xx-opts button[aria-checked="true"] { border-color: var(--cinnabar); background: var(--xx-tint); color: var(--cinnabar); box-shadow: inset 0 0 0 1px var(--cinnabar); }
.xx-opts { display: grid; gap: 10px; margin: 0 0 14px; }
.xx-opts button { text-align: left; padding: 12px 16px; font-family: var(--serif); font-size: 17px; }
.xx-field { margin: 0 0 14px; }
.xx-label { display: block; font-size: 15px; color: var(--ink); margin: 0 0 8px; }
.xx-input { width: 100%; min-height: 52px; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line-2); background: var(--surface); color: var(--ink); font-size: 17px; font-family: inherit; -webkit-appearance: none; appearance: none; }
.xx-input:focus, .xx-ta:focus { outline: none; border-color: var(--qing); box-shadow: 0 0 0 3px color-mix(in srgb, var(--qing) 18%, transparent); }
.xx-paper { position: relative; border-radius: 14px; background: var(--surface); border: 1px solid var(--line-2); box-shadow: 0 1px 0 var(--line); }
.xx-paper .xx-ta { border: 0; background-color: transparent; }
.xx-paper:focus-within { border-color: var(--qing); box-shadow: 0 0 0 3px color-mix(in srgb, var(--qing) 18%, transparent); }
.xx-paper .xx-ta:focus { box-shadow: none; }
.xx-ta { display: block; width: 100%; height: clamp(200px, 36vh, 360px); min-height: 96px; padding: 16px 16px 18px; border-radius: 14px; border: 1px solid var(--line-2); background: var(--surface); color: var(--ink); font-family: inherit; font-size: 17px; line-height: 1.85; resize: none; -webkit-appearance: none; appearance: none; overflow-y: auto; scroll-padding-bottom: 12px; }
.xx-ta-s { height: 140px; }
.xx-letter, .xx-letter-b { height: auto; min-height: 220px; font-family: var(--serif-ugc); font-size: 17.5px; line-height: 1.95; }
.xx-paper-label { display: block; padding: 12px 16px 0; font-size: 12.5px; letter-spacing: .12em; color: var(--muted); }
.xx-count { position: absolute; right: 12px; bottom: 6px; font-size: 12px; color: var(--muted); background: var(--surface); padding: 0 4px; }
.xx-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 0; }
.xx-chips button { min-height: 44px; padding: 8px 14px; border-radius: 999px; border: 1px dashed var(--line-2); background: transparent; color: var(--ink-2); font-size: 15px; cursor: pointer; text-align: left; max-width: 100%; }
.xx-chips button:active { background: var(--surface); }
.xx-chips-h { font-size: 13.5px; color: var(--muted); margin: 14px 0 -6px; }
.xx-prompts { margin: 0 0 6px; padding-left: 1.2em; color: var(--ink-2); font-size: 16px; line-height: 1.85; }
.xx-rescue-tip { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; width: 100%; min-height: 56px; margin: 14px 0 0; padding: 12px 16px; border-radius: 12px; border: 1px solid color-mix(in srgb, var(--gold) 40%, var(--line)); background: var(--xx-gold-t); color: var(--ink); font-size: 15px; text-align: left; cursor: pointer; animation: xx-in .4s ease both; }
.xx-rescue-tip span { color: var(--ink-2); font-size: 14px; }
.xx-actions { margin: 22px 0 0; }
.xx-actions .btn { width: 100%; min-height: 52px; font-size: 17px; white-space: normal; text-align: center; line-height: 1.4; }
.xx-actions-col { display: flex; flex-direction: column; gap: 10px; align-items: stretch; }
.xx-actions-col .xx-text-btn { align-self: center; }
.xx-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.xx-row-2 { display: grid; grid-template-columns: 1fr 1fr; }
.xx-row-2 .btn { font-size: 15px; letter-spacing: .02em; padding: 10px 8px; }
.xx-text-btn, .xx-link-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 6px 10px; border: 0; background: none; color: var(--ink-2); font-size: 15px; text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 4px; cursor: pointer; }
.xx-link-btn { color: var(--cinnabar); padding-left: 0; margin-top: 8px; text-decoration-color: color-mix(in srgb, var(--cinnabar) 40%, transparent); }
.xx-danger { color: var(--cinnabar); }
.xx-useraw { width: 100%; min-height: 48px; margin-top: 10px; }
.xx-err { margin: 12px 0 0; padding: 10px 14px; border-radius: 10px; background: var(--xx-tint); color: var(--cinnabar); font-size: 14.5px; line-height: 1.7; }
.xx-suggest { margin: 12px 0 0; padding: 14px 16px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line-2); }
.xx-suggest p { margin: 0 0 4px; font-size: 13.5px; color: var(--muted); }
.xx-suggest b { display: block; font-family: var(--serif-ugc); font-size: 18px; font-weight: 600; margin: 0 0 10px; overflow-wrap: anywhere; }
.xx-suggest .btn { min-height: 44px; }
.xx-keep { font-size: 14.5px; color: var(--ink-2); margin: 0 0 12px; }
.xx-warn, .xx-noai { font-size: 14.5px; line-height: 1.75; margin: 0 0 12px; padding: 10px 14px; border-radius: 10px; background: var(--xx-gold-t); color: var(--ink); }
.xx-note { font-size: 13.5px; color: var(--muted); margin: 10px 2px 0; line-height: 1.7; }
.xx-equal { font-size: 14.5px; color: var(--ink-2); margin: 0 0 6px; }
.xx-wait { min-height: 52vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 18px; color: var(--ink-2); font-size: 16px; line-height: 1.9; }
.xx-wait-in { min-height: 0; padding: 18px 0 6px; }
.xx-wait-t { font-family: var(--serif); font-size: 19px; color: var(--ink); letter-spacing: .06em; }
.xx-ink { display: inline-flex; gap: 8px; }
.xx-ink i { width: 9px; height: 9px; border-radius: 50%; background: var(--cinnabar); opacity: .25; animation: xx-ink 1.2s infinite ease-in-out; }
.xx-ink i:nth-child(2) { animation-delay: .2s; } .xx-ink i:nth-child(3) { animation-delay: .4s; }
@keyframes xx-ink { 0%, 100% { opacity: .2; transform: translateY(0); } 40% { opacity: .9; transform: translateY(-5px); } }
.xx-seal-scr, .xx-sent, .xx-b01 { padding-top: 8px; }
.xx-seal-scr .xx-env, .xx-sent .xx-env, .xx-b01 .xx-env { margin-bottom: 22px; }
.xx-card-prev { margin: 4px 0 4px; padding: 14px; border-radius: 14px; background: var(--bg-2); }
.xx-card-prev small { display: block; font-size: 12.5px; color: var(--muted); line-height: 1.6; }
.xx-card-mock { display: flex; gap: 12px; align-items: flex-start; margin: 8px 0; padding: 12px; border-radius: 8px; background: #fff; color: #1a1a1a; box-shadow: 0 1px 2px rgba(0,0,0,.08); }
.xx-card-mock b { display: block; font-size: 15.5px; font-weight: 600; line-height: 1.45; margin: 0 0 4px; }
.xx-card-mock span { display: block; font-size: 13px; color: #888; line-height: 1.5; }
.xx-card-mock img { width: 56px; height: 56px; flex: none; border-radius: 2px; object-fit: cover; }
.xx-linkbox { margin: 12px 0 0; padding: 12px 14px; border-radius: 10px; border: 1px dashed var(--line-2); font-size: 14px; line-height: 1.6; word-break: break-all; -webkit-user-select: all; user-select: all; color: var(--ink-2); }
.xx-after { margin: 22px 0 0; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--line); font-size: 14.5px; line-height: 1.85; color: var(--ink-2); }
.xx-after p { margin: 0; }
.xx-after a { color: var(--cinnabar); }
.xx-intent { margin: 4px 0 10px; padding: 18px 18px 16px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line-2); text-align: center; }
.xx-intent small { display: block; font-size: 13px; color: var(--muted); margin: 0 0 6px; letter-spacing: .1em; }
.xx-intent b { display: block; font-family: var(--serif-ugc); font-size: 21px; line-height: 1.6; font-weight: 600; overflow-wrap: anywhere; }
.xx-topic { text-align: center; margin: 0 0 18px; font-size: 15px; color: var(--ink-2); overflow-wrap: anywhere; }
.xx-topic small { color: var(--muted); margin-right: 6px; font-size: 13px; }
.xx-calm { padding: 14px 16px; border-left: 3px solid var(--qing); background: color-mix(in srgb, var(--qing) 7%, transparent); border-radius: 0 12px 12px 0; font-size: 15px; line-height: 1.85; color: var(--ink-2); }
.xx-calm p { margin: 0 0 6px; } .xx-calm p:last-child { margin: 0; }
.xx-calm strong { color: var(--ink); }
.xx-why { margin: 12px 0 0; font-size: 14.5px; color: var(--ink-2); }
.xx-why summary { min-height: 44px; display: flex; align-items: center; cursor: pointer; color: var(--muted); list-style: none; }
.xx-why summary::-webkit-details-marker { display: none; }
.xx-why summary::after { content: "＋"; margin-left: 6px; font-size: 13px; }
.xx-why[open] summary::after { content: "－"; }
.xx-why p { margin: 0 0 6px; line-height: 1.8; }
.xx-help { list-style: none; margin: 4px 0 14px; padding: 0; display: grid; gap: 10px; }
.xx-help a { display: flex; align-items: center; gap: 14px; min-height: 60px; padding: 10px 16px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line-2); text-decoration: none; color: var(--ink); }
.xx-help b { font-size: 24px; letter-spacing: .04em; color: var(--cinnabar); font-variant-numeric: tabular-nums; flex: none; min-width: 3.2em; }
.xx-help span { font-size: 14.5px; line-height: 1.6; color: var(--ink-2); }
@media (max-width: 400px) { .xx-help a { flex-direction: column; align-items: flex-start; gap: 2px; padding: 12px 16px; } .xx-help b { font-size: 22px; } }
.xx-done .xx-stack p { margin-bottom: 12px; }

/* 底部弹层 */
.xx-sheet { position: fixed; inset: 0; z-index: 140; display: flex; align-items: flex-end; justify-content: center; }
.xx-sheet-scrim { position: absolute; inset: 0; background: rgba(15, 18, 20, .45); animation: xx-fade .2s both; }
.xx-sheet-box { position: relative; width: 100%; max-width: 560px; max-height: 86vh; overflow: auto; padding: 22px 20px calc(18px + env(safe-area-inset-bottom)); border-radius: 18px 18px 0 0; background: var(--bg); box-shadow: 0 -10px 40px rgba(0,0,0,.2); animation: xx-up .26s cubic-bezier(.3,.8,.3,1) both; }
.xx-sheet-box h2 { font-size: 20px; margin: 0 0 12px; }
@keyframes xx-up { from { transform: translateY(30px); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes xx-fade { from { opacity: 0; } to { opacity: 1; } }
.xx-raw-view { max-height: 52vh; overflow: auto; padding: 14px 16px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); white-space: pre-wrap; overflow-wrap: anywhere; font-family: var(--serif-ugc); font-size: 16.5px; line-height: 1.9; color: var(--ink); }
.xx-dlg-h { font-family: var(--sans); font-size: 19px; font-weight: 600; margin: 0 0 8px; color: var(--ink); }
.xx-dlg-p { font-size: 15px; line-height: 1.8; color: var(--ink-2); margin: 0; }
.xx-danger-btn { background: var(--cinnabar); border-color: var(--cinnabar); }
.xx-toast { position: fixed; left: 50%; bottom: calc(28px + env(safe-area-inset-bottom)); z-index: 150; max-width: min(88vw, 420px); padding: 11px 18px; border-radius: 999px; background: var(--ink); color: var(--bg); font-size: 14.5px; line-height: 1.5; text-align: center; transform: translate(-50%, 16px); opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; }
.xx-toast.on { opacity: 1; transform: translate(-50%, 0); }

/* 示例信 */
.xx-demo { max-width: 720px; margin: 0 auto; }
.xx-demo-head { margin: 0 0 22px; }
.xx-lede { font-size: 16.5px; line-height: 1.9; color: var(--ink-2); margin: 0; }
.xx-tag { display: inline-block; margin: 0 0 8px; padding: 2px 10px; border-radius: 999px; font-size: 12.5px; letter-spacing: .14em; color: var(--qing-d); background: color-mix(in srgb, var(--qing) 14%, transparent); border: 1px solid color-mix(in srgb, var(--qing) 30%, transparent); }
.xx-tag-hist { color: var(--gold); background: color-mix(in srgb, var(--gold) 12%, transparent); border-color: color-mix(in srgb, var(--gold) 34%, transparent); }
.xx-hist { margin: 0 0 30px; padding: 20px 18px; border-radius: 16px; background: var(--surface); border: 1px solid color-mix(in srgb, var(--gold) 34%, var(--line)); font-size: 15px; line-height: 1.85; color: var(--ink-2); }
.xx-hist h2 { font-size: 19px; margin: 0 0 10px; }
.xx-hist blockquote { margin: 0 0 8px; padding: 2px 0 2px 14px; border-left: 3px solid var(--gold-l); font-family: var(--serif-text); font-size: 17px; line-height: 1.95; color: var(--ink); }
.xx-hist .xx-src { font-size: 13.5px; color: var(--muted); margin: 0 0 10px; }
.xx-hist .xx-src a { color: inherit; }
.xx-hist p { margin: 0; }
.xx-demo-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 30px; }
.xx-dstep h2 { display: flex; align-items: center; gap: 10px; font-size: 20px; letter-spacing: .04em; margin: 0 0 8px; }
.xx-dn { display: grid; place-items: center; flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--cinnabar); color: var(--seal-ink); font-family: var(--sans); font-size: 14px; font-weight: 600; }
.xx-dstep > p { font-size: 15.5px; line-height: 1.85; color: var(--ink-2); margin: 0 0 10px; }
.xx-dmeta { font-size: 14px !important; color: var(--muted) !important; }
.xx-dpaper { margin: 0 0 10px; padding: 16px 18px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line-2); font-family: var(--serif-text); font-size: 16.5px; line-height: 1.95; color: var(--ink); }
.xx-dpaper p { margin: 0 0 8px; } .xx-dpaper p:last-child { margin: 0; }
.xx-dpaper.is-raw { font-family: var(--sans); color: var(--ink-2); border-style: dashed; background: transparent; }
.xx-dnote { font-size: 13.5px !important; color: var(--muted) !important; }
.xx-dcard { display: block; margin: 0 0 10px; padding: 16px 18px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line-2); text-align: center; }
.xx-dcard small { display: block; font-size: 13px; color: var(--muted); }
.xx-dcard b { display: block; font-family: var(--serif-text); font-size: 20px; margin: 4px 0; }
.xx-dcard span { font-size: 14.5px; color: var(--ink-2); }
.xx-dthree { margin: 0 0 10px; padding: 14px 18px; border-radius: 14px; background: var(--xx-tint); }
.xx-dthree small { display: block; font-size: 12.5px; color: var(--cinnabar); letter-spacing: .1em; margin: 0 0 4px; }
.xx-dthree p { margin: 0; font-family: var(--serif-text); font-size: 18px; line-height: 1.7; }
.xx-demo .xx-end { margin-top: 36px; }
@media (max-width: 600px) {
  .xx-starters { flex-wrap: nowrap; overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: none; margin-left: calc(var(--gut) * -1); margin-right: calc(var(--gut) * -1); padding: 0 var(--gut); scroll-padding: 0 var(--gut); }
  .xx-starters::-webkit-scrollbar { display: none; }
  .xx-starters button { flex: none; white-space: nowrap; }
}
html.is-typing .xx-review .xx-note, html.is-typing .xx-review .xx-keep, html.is-typing .xx-compose .xx-foot { display: none; }

/* ---------- v5：登录 · 开启方式 · 读信 · AI 解读 · 回信 ---------- */
.xx-av { display: inline-grid; place-items: center; flex: none; width: 40px; height: 40px; border-radius: 50%; overflow: hidden; background: var(--xx-tint); color: var(--cinnabar); font-family: var(--serif); font-size: 17px; border: 1px solid var(--line); }
.xx-av img { width: 100%; height: 100%; object-fit: cover; display: block; }
.xx-av-s { width: 28px; height: 28px; font-size: 13px; }
.xx-who { display: flex; align-items: center; gap: 8px; margin: 0 0 14px; font-size: 14px; color: var(--muted); }
.xx-wxbtn { background: #07c160; border-color: #07c160; color: #fff; }
.xx-wxbtn:hover, .xx-wxbtn:active { background: #06ad56; border-color: #06ad56; color: #fff; }
.btn-ghost.xx-wxbtn { min-height: 48px; padding: 10px 24px; }
.xx-qr { display: flex; justify-content: center; margin: 4px 0 6px; }
.xx-qr img { width: 180px; height: 180px; border-radius: 12px; background: #fff; padding: 8px; border: 1px solid var(--line); }
.xx-scope button, .xx-lock button { display: flex; flex-direction: column; gap: 2px; min-height: 64px; font-family: var(--sans); }
.xx-scope b, .xx-lock b { font-family: var(--serif); font-size: 17px; font-weight: 600; letter-spacing: .04em; }
.xx-scope span, .xx-lock span { font-size: 13.5px; color: var(--muted); letter-spacing: 0; }
.xx-scope button[aria-checked="true"] span, .xx-lock button[aria-checked="true"] span { color: var(--ink-2); }
.xx-sub-s { margin-bottom: 14px; }
.xx-lockf { margin: 0 0 8px; padding: 16px 16px 6px; border-radius: 14px; background: var(--bg-2); }
.xx-lockf .xx-link-btn { margin-top: -4px; }
.xx-lockf .xx-hint { margin: 0 0 10px; }
.xx-mt { margin-top: 10px; }
.xx-check { display: flex; align-items: flex-start; gap: 12px; min-height: 56px; margin: 14px 0 0; padding: 12px 16px; border-radius: 12px; border: 1px solid var(--line-2); background: var(--surface); cursor: pointer; }
.xx-check input { flex: none; width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--cinnabar); }
.xx-check b { display: block; font-size: 16px; }
.xx-check small { display: block; font-size: 13.5px; color: var(--muted); line-height: 1.6; }
.xx-timef { margin: 10px 0 0; }
.xx-timef .xx-row-2 { gap: 10px; }
.xx-timef .xx-input { min-width: 0; font-size: 16px; }
.xx-envcard { margin: 0 0 14px; padding: 16px; border-radius: 14px; background: var(--xx-tint); border: 1px solid color-mix(in srgb, var(--cinnabar) 20%, var(--line)); }
.xx-envcard-in { display: flex; gap: 12px; align-items: center; }
.xx-envcard b { display: block; font-size: 16px; overflow-wrap: anywhere; }
.xx-envcard small { display: block; font-size: 13.5px; line-height: 1.6; color: var(--ink-2); overflow-wrap: anywhere; }
.xx-letterv, .xx-lbody { padding: 18px 18px 16px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line-2); font-family: var(--serif-ugc); font-size: 17.5px; line-height: 1.95; color: var(--ink); overflow-wrap: anywhere; }
.xx-letterv { max-height: 46vh; overflow: auto; }
.xx-letterv p, .xx-lbody p { margin: 0 0 .7em; } .xx-letterv p:last-child, .xx-lbody p:last-child { margin: 0; }
.xx-edit-row { gap: 18px; margin: 6px 0 0; }
.xx-edit-row .xx-link-btn { margin-top: 0; }
.xx-polish { margin: 14px 0 0; padding: 14px; border-radius: 14px; background: var(--xx-gold-t); border: 1px solid color-mix(in srgb, var(--gold) 34%, var(--line)); }
.xx-polish-h { margin: 0 0 8px; font-size: 14.5px; font-weight: 600; color: var(--ink); }
.xx-polish-h small { font-weight: 400; color: var(--ink-2); font-size: 13px; }
.xx-polish .xx-raw-view { max-height: 40vh; margin: 0 0 12px; }
.xx-polish .xx-row-2 { gap: 10px; }
.xx-polish .btn { min-height: 48px; }
.xx-env-scr { padding-top: 8px; }
.xx-env-scr .xx-env { margin-bottom: 18px; }
.xx-from { display: flex; align-items: center; justify-content: center; gap: 10px; margin: 0 0 10px; text-align: left; }
.xx-from b { display: block; font-size: 16px; overflow-wrap: anywhere; }
.xx-from small { display: block; font-size: 13.5px; color: var(--muted); overflow-wrap: anywhere; }
.xx-when { font-family: var(--serif); font-size: 19px; color: var(--ink); }
.xx-count-down { margin: 0; text-align: center; font-size: 22px; font-family: var(--serif); color: var(--cinnabar); font-variant-numeric: tabular-nums; letter-spacing: .04em; }
.xx-unlock { margin: 10px 0 0; padding: 18px 16px; border-radius: 16px; background: var(--surface); border: 1px solid var(--line-2); }
.xx-keyq { margin: 0 0 12px; font-family: var(--serif-ugc); font-size: 19px; line-height: 1.6; color: var(--ink); overflow-wrap: anywhere; }
.xx-unlock .xx-actions { margin-top: 14px; }
.xx-mine-head { margin: 0 0 18px; padding: 16px; border-radius: 16px; background: var(--surface); border: 1px solid var(--line); }
.xx-mine-head .kicker { margin-bottom: .3rem; }
.xx-stat { margin: 0 0 10px; font-size: 18px; font-family: var(--serif); color: var(--ink); }
.xx-lockinfo p { display: flex; gap: 10px; margin: 0 0 4px; font-size: 14.5px; line-height: 1.7; }
.xx-lockinfo span { flex: none; color: var(--muted); min-width: 4.2em; }
.xx-lockinfo b { font-weight: 500; color: var(--ink); overflow-wrap: anywhere; }
.xx-mine-head .xx-row-2 { gap: 10px; }
.xx-mine-head .btn { min-height: 48px; }
/* finesse · component: reply notification · register=product
 * states: default · hover · focus-visible · active · disabled · loading · error · success
 * tokens: inherited (:root) */
.xx-notify { margin: 20px 0 0; padding: 16px; border: 1px solid var(--line-2); border-radius: var(--radius); background: var(--surface); text-align: left; min-width: 0; }
.xx-mine-head .xx-notify { background: var(--bg); }
.xx-notify-h { margin: 0 0 6px; color: var(--ink); font-family: var(--sans); font-size: 16px; font-weight: 600; }
.xx-notify-status { min-height: 1lh; margin: 0 0 12px; color: var(--ink-2); font-size: 14px; line-height: 1.7; overflow-wrap: anywhere; }
.xx-notify-terms { margin: 10px 0 0; color: var(--ink-2); font-family: var(--sans); font-size: 13px; line-height: 1.7; }
.xx-notify-control { position: relative; min-height: 48px; min-width: 0; }
.xx-notify-btn { appearance: none; display: inline-flex; align-items: center; justify-content: center; width: 100%; min-height: 48px; padding: 10px 12px; border: 1px solid var(--line-2); border-radius: 10px; outline: 2px solid transparent; outline-offset: 3px; background: var(--bg); color: var(--ink); font-family: var(--sans); font-size: 15px; font-weight: 500; line-height: 1.5; letter-spacing: 0; white-space: nowrap; cursor: pointer; }
.xx-notify-btn:focus-visible, .xx-notify-btn.is-focus { outline-color: var(--qing-d); }
.xx-notify-btn:active, .xx-notify-btn.is-active { transform: translateY(1px); background: var(--bg-2); }
.xx-notify-btn:disabled, .xx-notify-btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }
.xx-notify[data-state="loading"] .xx-notify-control { cursor: progress; }
.xx-notify[data-state="error"] .xx-notify-status { color: color-mix(in srgb, var(--cinnabar) 92%, var(--ink)); }
.xx-notify[data-state="success"] { border-color: var(--qing); }
.xx-notify[data-state="success"] .xx-notify-status { color: var(--qing-d); }
.xx-notify wx-open-subscribe { display: block; width: 100%; min-height: 48px; }
.xx-notify-loading { position: absolute; inset: 0; }
.xx-notify-action, .xx-mine-head .xx-notify-action { margin: 0; padding: 0; border: 0; border-radius: 0; background: transparent; }
.xx-notify-action .xx-notify-status { margin: 8px 0 0; }
.xx-notify-action .xx-notify-terms { margin: 6px 0 0; }
.xx-notify-action .xx-notify-control, .xx-notify-action wx-open-subscribe, .xx-notify-action .xx-notify-btn { min-height: 52px; }
.xx-notify-action .xx-notify-btn { border-radius: 999px; font-size: 17px; }
.xx-notify-delivery { margin: 8px 0 0; color: var(--ink-2); font-size: 14px; line-height: 1.65; overflow-wrap: anywhere; }
.xx-notify-delivery[data-delivery-state="failed"], .xx-notify-delivery[data-delivery-state="platform_failed"], .xx-notify-delivery[data-delivery-state="uncertain"] { color: color-mix(in srgb, var(--cinnabar) 92%, var(--ink)); }
.xx-notify-help { margin: 2px 0 0; color: var(--ink-2); font-size: 14px; line-height: 1.65; }
.xx-notify-help summary { display: flex; align-items: center; width: fit-content; min-height: 44px; padding: 6px 0; cursor: pointer; color: var(--qing-d); }
.xx-notify-help summary:focus-visible { outline: 2px solid var(--qing-d); outline-offset: 3px; }
.xx-notify-help p { margin: 4px 0 8px; }
.xx-notify-recover { appearance: none; min-height: 44px; padding: 6px 0; border: 0; background: transparent; color: var(--qing-d); font-family: var(--sans); font-size: 14px; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; white-space: nowrap; }
.xx-notify-recover:focus-visible { outline: 2px solid var(--qing-d); outline-offset: 3px; }
@media (hover: hover) { .xx-notify-btn:hover, .xx-notify-btn.is-hover { background: var(--bg-2); border-color: var(--qing); } }
.xx-letter-a { margin: 0 0 18px; }
.xx-lsignature { margin: 14px 2px 0; text-align: right; font-family: var(--serif-ugc); font-size: 17.5px; line-height: 1.8; color: var(--ink); overflow-wrap: anywhere; }
.xx-lsignature:empty { display: none; }
.xx-lhead { display: flex; align-items: center; gap: 12px; margin: 0 0 12px; }
.xx-lh { font-size: 19px; line-height: 1.45; margin: 0; letter-spacing: .02em; overflow-wrap: anywhere; outline: none; }
.xx-lmeta { margin: 2px 0 0; font-size: 13.5px; color: var(--muted); }
.xx-explain { margin: 0 0 22px; }
.xx-exbtn { width: 100%; min-height: 52px; font-size: 16.5px; }
.xx-exbox { padding: 18px 16px 12px; border-radius: 16px; background: color-mix(in srgb, var(--qing) 7%, var(--surface)); border: 1px solid color-mix(in srgb, var(--qing) 26%, var(--line)); }
.xx-ex { margin: 0 0 14px; }
.xx-ex h2, .xx-ex h3 { font-family: var(--sans); font-size: 13.5px; font-weight: 600; letter-spacing: .1em; color: var(--qing-d); margin: 0 0 4px; }
.xx-ex p { margin: 0; font-size: 16px; line-height: 1.85; color: var(--ink); }
.xx-ex-key p { font-family: var(--serif-ugc); font-size: 18px; }
.xx-demo .xx-ex { padding: 0 0 0 14px; border-left: 3px solid color-mix(in srgb, var(--qing) 40%, transparent); }
.xx-replies, .xx-reply { margin: 0 0 18px; padding: 20px 0 0; border-top: 1px solid var(--line); }
.xx-replies h2, .xx-reply h2 { font-size: 20px; letter-spacing: .04em; margin: 0 0 6px; }
.xx-replies h2 small { font-size: 14px; color: var(--muted); font-weight: 400; }
.xx-rp-priv { margin: 0 0 12px; }
.xx-rlist { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 10px; }
.xx-ritem { padding: 14px 16px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line); }
.xx-ritem.is-new { border-color: color-mix(in srgb, var(--cinnabar) 45%, var(--line)); }
.xx-rhead { display: flex; align-items: center; gap: 8px; margin: 0 0 6px; }
.xx-rhead b { font-size: 15px; overflow-wrap: anywhere; }
.xx-rhead small { font-size: 12.5px; color: var(--muted); }
.xx-rdel { margin-left: auto; min-height: 44px; min-width: 48px; padding: 4px 8px; font-size: 14px; }
.xx-rbody { font-family: var(--serif-ugc); font-size: 16.5px; line-height: 1.9; color: var(--ink); overflow-wrap: anywhere; }
.xx-rbody p { margin: 0 0 .5em; } .xx-rbody p:last-child { margin: 0; }
.xx-rform { margin: 12px 0 0; }
.xx-reply .xx-ta-s { height: 160px; font-family: var(--serif-ugc); }
.xx-blk { margin: 12px 0 0; padding: 14px 16px; border-radius: 14px; background: var(--xx-tint); }
.xx-blk .xx-sub { margin: 0 0 8px; font-size: 15px; }
.xx-lfoot { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 14px; padding: 18px 0 4px; border-top: 1px solid var(--line); }
.xx-new { display: block; margin-top: 2px; font-weight: 600; color: var(--cinnabar); }
.xx-mine-sub { font-family: var(--sans); font-size: 15px; font-weight: 600; letter-spacing: .06em; color: var(--ink-2); margin: 18px 0 10px; }
.xx-mine-sub:first-of-type { margin-top: 0; }
.xx-mine [data-mine-gate] .xx-sub { margin-bottom: 12px; }

/* BEGIN compact-site-shell-20261006: shared shell and generic sharing only. */
.site-header--compact { padding-top: env(safe-area-inset-top); }
.site-header--compact .hd { height: 52px; gap: 4px; }
.site-header--compact .brand { min-height: 44px; flex: none; gap: 7px; }
.site-header--compact .brand .seal { width: 28px; height: 28px; font-size: 11px; }
.site-header--compact .brand-name small { display: none; }
.site-header--compact .hd-tools { gap: 3px; flex: none; }
.site-header--compact .icon-btn { width: 44px; height: 44px; }
.site-header--compact .lcx-account-trigger { min-width: 44px; min-height: 44px; padding: 3px; }
.site-header--compact .lcx-account-name { display: none; }
.site-nav-entry { display: inline-flex; align-items: center; justify-content: center; gap: 4px; min-height: 44px; padding: 0 4px; border: 1px solid var(--line-2); border-radius: 999px; color: var(--ink); text-decoration: none; font-size: 14px; line-height: 1; white-space: nowrap; }
.site-nav-entry svg { width: 14px; height: 14px; flex: none; }
.site-nav-entry[aria-current="page"] { color: var(--cinnabar); border-color: var(--cinnabar); }
.site-header--compact + .menu { padding-top: calc(64px + env(safe-area-inset-top)); }
.menu-share--compact { width: auto; min-height: 44px; padding: 6px 12px; margin: 0 0 14px; border-radius: 999px; font-size: 14px; gap: 6px; }
.menu-share--compact svg { width: 16px; height: 16px; }
.site-header--compact ~ main.plain { padding-top: 22px; }
.site-header--compact ~ main .art-head { padding-top: 22px; }
.site-header--compact ~ main .art-head .crumbs { margin-bottom: 12px; }
.site-header--compact ~ main .art-head .lede,
.site-header--compact ~ main .art-head .art-meta { margin-top: 12px; }
.site-footer--compact { padding: 12px 0 calc(12px + env(safe-area-inset-bottom)); margin-top: 20px; }
.ft-compact-top { display: flex; align-items: center; justify-content: space-between; gap: 4px 12px; font-size: 13px; color: var(--ink-2); }
.ft-compact-links { display: flex; align-items: center; gap: 4px; flex: none; }
.ft-compact-links a, .ft-compact-links button { display: inline-flex; align-items: center; min-height: 44px; padding: 0 7px; font: inherit; font-size: 13px; color: var(--ink); background: transparent; border: 0; border-radius: 6px; text-decoration: none; cursor: pointer; white-space: nowrap; }
.site-footer--compact .ft-legal { margin: 0; gap: 0 18px; color: var(--ink-2); letter-spacing: 0; }
.site-footer--compact .ft-legal a { color: var(--ink-2); }
.site-footer--compact .ft-legal > span { flex: 1 1 100%; min-width: 0; overflow-wrap: anywhere; }
.share-fab--compact { min-width: 44px; height: 44px; padding: 0 11px; gap: 5px; background: var(--surface); color: var(--ink); border: 1px solid var(--line-2); box-shadow: 0 2px 12px rgba(0,0,0,.08); font-size: 13px; }
.share-fab--compact svg { width: 16px; height: 16px; }
.share--compact .share-sheet { max-width: 420px; padding: 14px 18px calc(14px + env(safe-area-inset-bottom)); border-radius: 18px 18px 0 0; }
.share--compact .sh-head { gap: 8px; }
.share--compact .sh-title { font-size: 18px; letter-spacing: .04em; }
.share--compact .sh-sub { color: var(--ink-2); line-height: 1.5; overflow-wrap: anywhere; }
.share--compact .sh-x { width: 44px; height: 44px; }
.share--compact .sh-qr { margin: 12px auto 0; }
.share--compact .sh-qr img { width: 160px; height: 160px; border-radius: 8px; box-shadow: none; -webkit-touch-callout: default; }
.share--compact .sh-qr figcaption { margin-top: 6px; font-size: 13px; color: var(--ink-2); letter-spacing: 0; }
.share--compact .sh-acts { gap: 4px 8px; margin-top: 8px; }
.share--compact .sh-action { appearance: none; display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 6px 10px; border: 1px solid var(--line-2); border-radius: 8px; color: var(--ink); background: transparent; font: inherit; font-size: 14px; line-height: 1.5; text-decoration: none; cursor: pointer; }
.share--compact .sh-action[hidden] { display: none; }
.share--compact .sh-action:disabled { opacity: .6; cursor: wait; }
.share--compact .sh-wx, .share--compact .sh-save-hint, .share--compact .sh-qr-state { margin: 8px 0 0; padding: 0; background: none; color: var(--ink-2); font-size: 13px; line-height: 1.7; text-align: center; }
.share--compact .sh-link { width: 100%; min-height: 44px; margin-top: 8px; padding: 6px 10px; border: 1px solid var(--line-2); border-radius: 6px; font: inherit; font-size: 14px; color: var(--ink); background: var(--bg); }
.site-nav-entry:focus-visible, .ft-compact-links :focus-visible, .share--compact :focus-visible, .menu-share--compact:focus-visible { outline: 2px solid var(--qing-d); outline-offset: 2px; }
.site-nav-entry:active, .ft-compact-links a:active, .ft-compact-links button:active, .share--compact .sh-action:active { background: var(--line); }
@media (hover: hover) { .site-nav-entry:hover, .ft-compact-links a:hover, .ft-compact-links button:hover, .share--compact .sh-action:hover, .share-fab--compact:hover { color: var(--cinnabar); background: var(--bg-2); border-color: var(--cinnabar); } }
@media (max-width: 359px) {
  .site-header--compact .hd { padding-inline: 8px; gap: 2px; }
  .site-header--compact .brand { gap: 5px; }
  .site-header--compact .brand-name b { font-size: 16px; }
  .site-header--compact .hd-tools { gap: 2px; }
  .site-header--compact .icon-btn,
  .site-header--compact .lcx-vo .vo-btn { width: 40px; height: 40px; }
  .site-header--compact .lcx-account-trigger { min-width: 40px; min-height: 40px; padding: 2px; }
  .site-header--compact .site-nav-entry { padding-inline: 8px; font-size: 13px; }
  .ft-compact-top { gap: 4px; }
  .ft-compact-links { gap: 0; flex-wrap: wrap; justify-content: flex-end; max-width: 100%; }
  .ft-compact-links a, .ft-compact-links button { padding: 0 6px; }
}
@media (max-width: 559px) { .ft-domain { display: none; } .site-footer--compact .ft-legal { padding-right: 80px; } }
@media (min-width: 640px) { .share--compact .share-sheet { border-radius: 18px; } }
@media (min-width: 1024px) { .site-header--compact .hd { height: 56px; } .site-nav-entry { display: none; } .site-header--compact .nav a { display: inline-flex; align-items: center; min-height: 44px; padding-block: 7px; } .site-header--compact ~ main.plain { padding-top: 28px; } .site-header--compact ~ main .art-head { padding-top: 28px; } }
/* END compact-site-shell-20261006 */

/* Letter retraction action */
.xx-retract { margin: 22px 0 0; padding: 18px 0 0; border-top: 1px solid var(--line-2); }
.xx-retract-btn { display: flex; justify-content: center; align-items: center; width: 100%; min-height: 52px; padding: 12px 16px; border: 1px solid var(--cinnabar); background: var(--xx-tint); color: var(--cinnabar); font-size: 17px; font-weight: 600; line-height: 1.5; white-space: normal; outline: 2px solid transparent; outline-offset: 3px; }
.xx-retract-btn:focus-visible { outline-color: var(--cinnabar); }
.xx-retract-btn:active:not(:disabled) { transform: translateY(1px); }
.xx-retract-btn:disabled { opacity: .6; cursor: not-allowed; }
.xx-retract-note { margin: 10px 0 0; color: var(--ink-2); font-size: 14px; line-height: 1.8; overflow-wrap: anywhere; text-align: left; }
@media (hover: hover) { .xx-retract-btn:hover:not(:disabled) { background: var(--cinnabar); color: var(--bg); } }
@media (prefers-reduced-motion: reduce) { .xx-retract-btn:active { transform: none; } }
.xx-mine-head .kicker { margin-bottom: .3rem; }

/* component: quick-navigation-20261006; existing cream/cinnabar tokens */
.site-quick-wrap { position: relative; display: inline-flex; flex: none; }
.site-quick-wrap .site-nav-entry { display: inline-flex; position: relative; min-width: 64px; padding-inline: 8px; font-family: var(--sans); cursor: pointer; background: transparent; }
.site-quick-wrap .site-nav-entry[aria-expanded="true"], .site-quick-wrap .site-nav-entry.is-success { color: var(--cinnabar); border-color: var(--cinnabar); background: var(--bg-2); }
.site-quick-wrap .site-nav-entry:focus-visible, .site-quick-wrap .site-nav-entry.is-focus { outline: 2px solid var(--qing-d); outline-offset: 2px; }
.site-quick-wrap .site-nav-entry.is-active { background: var(--line); }
.site-quick-wrap .site-nav-entry[data-state="error"], .site-quick-wrap .site-nav-entry.is-error { color: var(--cinnabar); border-color: var(--cinnabar); }
.site-quick-wrap .site-nav-entry:disabled, .site-quick-wrap .site-nav-entry[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }
.site-quick-wrap .site-nav-entry[aria-busy="true"] > svg { visibility: hidden; }
.site-quick-wrap .site-nav-entry[aria-busy="true"]::after { content: ""; position: absolute; left: 9px; width: 13px; height: 13px; border: 2px solid var(--line-2); border-top-color: var(--qing-d); border-radius: 50%; }
.site-quick-nav { position: absolute; top: calc(100% + 7px); right: 0; width: min(176px, calc(100vw - 24px)); max-height: calc(100vh - 80px - env(safe-area-inset-top) - env(safe-area-inset-bottom)); overflow-y: auto; padding: 6px; border: 1px solid var(--line-2); border-radius: 13px; background: var(--surface); box-shadow: var(--shadow); }
.site-quick-nav[hidden] { display: none; }
.site-quick-nav a { display: flex; align-items: center; gap: 10px; min-height: 44px; padding: 8px 12px; border-radius: 8px; color: var(--ink); text-decoration: none; font-family: var(--sans); font-size: 16px; line-height: 1.45; white-space: nowrap; }
.site-quick-nav a > svg { width: 18px; height: 18px; color: var(--muted); flex: none; }
.site-quick-nav a[aria-current] { color: var(--cinnabar); background: var(--bg-2); }
.site-quick-nav a[aria-current] > svg { color: currentColor; }
.site-quick-nav .site-quick-more { margin-top: 4px; border-top: 1px solid var(--line); border-radius: 0 0 8px 8px; justify-content: space-between; color: var(--ink-2); font-size: 14px; }
.site-quick-nav a:focus-visible { outline: 2px solid var(--qing-d); outline-offset: -2px; background: var(--bg-2); }
.site-quick-nav a:active { color: var(--cinnabar); background: var(--line); }
@media (hover: hover) { .site-quick-nav a:hover, .site-quick-wrap .site-nav-entry.is-hover { color: var(--cinnabar); background: var(--bg-2); } }
@media (min-width: 1180px) { .site-quick-wrap { display: none; } }
/* END quick-navigation-20261006 */

#lcx-bg-vo { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0; overflow: hidden; clip: rect(0, 0, 0, 0); pointer-events: none; }

/* === lcx voiceover single dynamic button vo4 === */
.lcx-vo {
  display: inline-flex;
  align-items: center;
  flex: none;
  margin-right: 6px;
  position: relative;
  z-index: 5;
}
.lcx-vo[hidden] { display: none !important; }
.lcx-vo .vo-btn,
.lcx-vo button[data-vo-toggle] {
  -webkit-appearance: none;
  appearance: none;
  position: relative;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  margin: 0;
  padding: 0;
  border: 1px solid color-mix(in srgb, #c4a574 55%, transparent);
  border-radius: 999px;
  background:
    radial-gradient(circle at 35% 30%, rgba(255, 248, 230, 0.95), rgba(232, 201, 150, 0.72) 55%, rgba(196, 149, 90, 0.55));
  color: #7a5a32;
  display: grid;
  place-items: center;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  box-shadow: 0 1px 2px rgba(122, 90, 50, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.45);
  overflow: visible;
  animation: lcx-vo-breathe 2.8s ease-in-out infinite;
}
@supports not (background: color-mix(in srgb, red 50%, blue)) {
  .lcx-vo .vo-btn,
  .lcx-vo button[data-vo-toggle] {
    border-color: #d7c09a;
    background: #f3e6cf;
  }
}
.lcx-vo .vo-btn svg,
.lcx-vo button[data-vo-toggle] svg {
  width: 16px;
  height: 16px;
  display: block;
  position: relative;
  z-index: 2;
}
.lcx-vo .vo-btn svg[hidden],
.lcx-vo button[data-vo-toggle] svg[hidden] { display: none !important; }
/* belt-and-suspenders: button state drives which glyph shows */
.lcx-vo .vo-btn.is-playing > svg.is-play { display: none !important; }
.lcx-vo .vo-btn.is-playing > svg.is-pause { display: block !important; }
.lcx-vo .vo-btn:not(.is-playing) > svg.is-pause { display: none !important; }
.lcx-vo .vo-btn:not(.is-playing) > svg.is-play { display: block !important; }
.lcx-vo .vo-ring {
  position: absolute;
  inset: -3px;
  border-radius: 999px;
  border: 1.5px solid rgba(196, 149, 90, 0.35);
  opacity: 0.55;
  pointer-events: none;
  z-index: 1;
}
.lcx-vo .vo-btn.is-playing .vo-ring {
  animation: lcx-vo-spin 6s linear infinite;
  border-color: rgba(196, 149, 90, 0.55);
  border-top-color: rgba(255, 236, 200, 0.9);
  opacity: 0.9;
}
.lcx-vo .vo-wave {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 12px;
  z-index: 1;
  opacity: 0.35;
  pointer-events: none;
}
.lcx-vo .vo-wave[hidden] { display: none; }
.lcx-vo .vo-wave i {
  display: block;
  width: 2px;
  height: 6px;
  border-radius: 1px;
  background: #a67c45;
  animation: lcx-vo-wave 0.9s ease-in-out infinite;
}
.lcx-vo .vo-wave i:nth-child(2) { animation-delay: 0.15s; height: 10px; }
.lcx-vo .vo-wave i:nth-child(3) { animation-delay: 0.3s; height: 7px; }
.lcx-vo .vo-btn.is-playing {
  color: #6b4420;
  animation: lcx-vo-breathe 1.8s ease-in-out infinite;
}
.lcx-vo .vo-btn.is-paused {
  animation: none;
  opacity: 0.92;
}
.lcx-vo .vo-btn.is-waiting {
  color: #5a3418;
  background: linear-gradient(180deg, #f7e6c8 0%, #e8c892 100%);
  animation: lcx-vo-wait-pulse 0.9s ease-in-out infinite;
  box-shadow: 0 0 0 0 rgba(196, 149, 90, 0.55), 0 3px 14px rgba(122, 90, 50, 0.28);
  outline: 2px solid rgba(196, 149, 90, 0.65);
  outline-offset: 2px;
}

.lcx-vo .vo-btn.is-error {
  color: var(--cinnabar);
  box-shadow: 0 0 0 2px rgba(176, 65, 44, .35);
  animation: lcx-vo-wait-pulse 1.2s ease-in-out infinite;
}
.lcx-vo .vo-btn.is-error .vo-ring {
  border-color: rgba(176, 65, 44, .55);
}
.lcx-vo .vo-btn.is-waiting .vo-ring {
  opacity: 1;
  border-color: rgba(196, 149, 90, 0.7);
  animation: lcx-vo-wait-ring 1.2s ease-out infinite;
}
@keyframes lcx-vo-wait-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(196, 149, 90, 0.55), 0 2px 10px rgba(122, 90, 50, 0.2); transform: scale(1); }
  50% { box-shadow: 0 0 0 14px rgba(196, 149, 90, 0), 0 4px 18px rgba(122, 90, 50, 0.3); transform: scale(1.08); }
}
@keyframes lcx-vo-wait-ring {
  0% { transform: scale(1); opacity: 0.95; }
  100% { transform: scale(1.35); opacity: 0; }
}

.lcx-vo .vo-btn:focus-visible {
  outline: 2px solid #c4955a;
  outline-offset: 2px;
}
.lcx-vo .vo-btn:active { transform: scale(0.96); }
@keyframes lcx-vo-breathe {
  0%, 100% { box-shadow: 0 1px 2px rgba(122, 90, 50, 0.12), 0 0 0 0 rgba(196, 149, 90, 0.18); }
  50% { box-shadow: 0 2px 8px rgba(122, 90, 50, 0.18), 0 0 0 6px rgba(196, 149, 90, 0.08); }
}
@keyframes lcx-vo-spin {
  to { transform: rotate(360deg); }
}
@keyframes lcx-vo-wave {
  0%, 100% { transform: scaleY(0.55); }
  50% { transform: scaleY(1); }
}
@media (prefers-reduced-motion: reduce) {
  .lcx-vo { display: none !important; }
}
.works-page .lcx-vo .vo-btn,
.works-page .lcx-vo button[data-vo-toggle] {
  min-width: 44px;
  min-height: 44px;
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 999px;
  font-weight: 400;
}
.ws-site-header nav .lcx-vo { flex: none; margin-right: 4px; }
@media (max-width: 720px) {
  .lcx-vo { margin-right: 4px; }
  .lcx-vo .vo-btn,
  .lcx-vo button[data-vo-toggle] { width: 42px; height: 42px; min-width: 42px; min-height: 42px; }
}


/* 相关阅读 · SEO internal links */
.art-related { margin: 40px 0 0; padding: 22px 0 0; border-top: 1px solid var(--line); max-width: 46em; }
.art-related h2 { font-size: 13px; letter-spacing: .28em; color: var(--gold); font-family: var(--sans); font-weight: 500; margin: 0 0 12px; }
.rel-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.rel-list li { border-bottom: 1px solid var(--line); }
.rel-list a { text-decoration: none; color: var(--ink); font-family: var(--serif); font-size: 17px; letter-spacing: .04em; padding: 12px 0; }
.rel-list a:hover { color: var(--cinnabar); }
.home-guide-link { font-size: 15px; color: var(--ink-2); margin: 8px 0 16px; }
.home-guide-link a { color: var(--ink); font-weight: 550; }
.guide-grid { display: grid; gap: 12px; margin: 1.2em 0 1.6em; }
@media (min-width: 640px) { .guide-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
.guide-grid a { display: block; padding: 16px 18px; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; background: var(--surface); }
.guide-grid a:hover { border-color: var(--line-2); }
.guide-grid small { display: block; font-size: 12px; letter-spacing: .18em; color: var(--gold); margin-bottom: 4px; }
.guide-grid b { font-family: var(--serif); font-size: 18px; font-weight: 600; letter-spacing: .05em; color: var(--ink); }
.guide-grid span { display: block; margin-top: 6px; font-size: 13.5px; color: var(--ink-2); line-height: 1.7; }

/* lcx-320-clip-20261015 */
@media (max-width: 359px) { html, body { overflow-x: clip; } }