@import url('/components/messages.css?v=3be8fe417745');
@import url('/components/friends.css?v=3be8fe417745');
@import url('/components/content-builder.css?v=3be8fe417745');
@import url('/components/dialogs.css?v=3be8fe417745');

/* ============================================================
   ASTRALYN DEEP-SKY OBSERVATORY · 深空观测站
   styles.css —— 设计系统基座 / 观测站 chrome / 首页布局骨架
   暗色 = 深空正统；浅色 = 日间观测图纸（独立概念）。
   功能契约（ID/类名/data 属性）与 app.js 等脚本完全对齐。
   ============================================================ */

/* ---------- 01 · 设计令牌 ---------- */
:root {
  /* 原生滚动条、表单控件和自动填充底色跟随站点主题，而不是系统偏好。 */
  color-scheme: dark;
  --bg: #05060b;
  --panel: #0b0e17;
  --panel-2: #10141f;
  --ink: #eef1e6;
  --ink-dim: #adb5c0;
  --ink-faint: #8993a2; /* 装饰刻度仍弱于正文，但在暗色背景上保持清晰。 */
  --line: rgba(238, 241, 230, .10);
  --line-strong: rgba(238, 241, 230, .22);
  --signal: #d6ff73;
  --signal-soft: rgba(214, 255, 115, .12);
  --signal-text: #d6ff73;
  --alert: #ff5f4a;
  --ice: #8fd8ff;
  --amber: #ffc46b;
  /* 兼容别名（JS 与旧规则引用） */
  --accent: var(--signal);
  --muted: var(--ink-dim);
  --text: var(--ink);
  --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
  /* 主标题衬线：自托管子集，只覆盖标题实际用到的字（scripts/build-title-font.js）。 */
  --font-title: 'Series Title Serif', var(--font-serif);
  --font-display: 'Space Grotesk', 'Noto Sans SC', sans-serif;
  --font-mono: 'JetBrains Mono', 'Cascadia Mono', monospace;
  /* 公开页面的最小字号：遥测标签也要能读（tests/type-floor-check.js 守住下限）。 */
  --fs-micro: 11px;
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --ease-swift: cubic-bezier(.65, 0, .35, 1);
  --header-h: 56px;
  /* HUD 遥测条(20) + 电报带(16) = 36，留 4px 紧凑间隙 = 40px */
  --chrome-top: 40px;
  --radius: 3px;
  --notch: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
  --z-header: 500;
  --z-hud: 850;
  --z-music: 900;
  --z-emoji: 950;
  --z-toolbar: 1100;
  --z-ude: 1200;
  --z-veil: 1850;
  --z-boot: 1900;
  --z-cursor: 2000;
}

@media (max-width: 760px) {
  :root { --fs-micro: 12px; }
}

/* 当页面无顶部 HUD/电报带时，顶栏自然贴顶，消除空白断层 */
body:not(:has(.obs-hud)),
.platform-page:not(:has(.obs-hud)),
.article-reading-page:not(:has(.obs-hud)) {
  --chrome-top: 0px;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f3efe4;
  --panel: #faf7ee;
  --panel-2: #ece7d8;
  --ink: #1d232a;
  --ink-dim: #4d5560;
  /* 纸面上的第三级墨色：必须自己就满足正文 4.5:1，
     因为竖排边注、图版标签、页脚小字都直接用它当文字色。 */
  --ink-faint: #565e6b;
  --line: rgba(29, 35, 42, .15);
  --line-strong: rgba(29, 35, 42, .32);
  --signal: #4f6a17;
  --signal-soft: rgba(79, 106, 23, .14);
  --signal-text: #384e0e;
  --alert: #c23524;
  --ice: #186f9e;
  --amber: #875a0d;
}

/* ---------- 02 · 基座 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: auto; overflow-x: clip; background: var(--bg); }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--bg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  transition: background-color .5s var(--ease-out), color .5s var(--ease-out);
}
body.modal-open, body.menu-open { overflow: hidden; }
[hidden] { display: none !important; }
img, video { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
h1, h2, h3, h4, p, dl, dd, figure { margin: 0; }
::selection { background: var(--signal); color: #10130a; }
html[data-theme="light"] ::selection { background: #1d232a; color: #f3efe4; }
:focus-visible { outline: 2px solid var(--signal-text); outline-offset: 3px; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--panel-2); border: 2px solid var(--bg); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--signal-text); }

.icon {
  width: 1em;
  height: 1em;
  display: inline-block;
  vertical-align: -.12em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: none;
}

.skip-link {
  position: fixed;
  top: -60px;
  left: 16px;
  z-index: calc(var(--z-cursor) + 1);
  padding: 10px 18px;
  font: 500 12px/1 var(--font-mono);
  letter-spacing: .12em;
  color: #10130a;
  background: var(--signal);
  clip-path: var(--notch);
  transition: top .3s var(--ease-out);
}
.skip-link:focus-visible { top: 12px; outline: none; }

/* 自定义光标启用时隐藏系统光标 */
html.obs-cursor-on, html.obs-cursor-on * { cursor: none !important; }
html.obs-modal-open, html.obs-modal-open * { cursor: auto; }

/* ---------- 03 · 背景层：星场 / 图纸网格 / 环境光 ---------- */
.obs-starfield {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}
.obs-gridlines {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(to right, var(--line) 1px, transparent 1px) 0 0 / calc(100% / 12) 100%,
    linear-gradient(to bottom, var(--line) 1px, transparent 1px) 0 0 / 100% 160px;
  opacity: .16;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, #000 30%, transparent 100%);
}
html[data-theme="light"] .obs-gridlines { opacity: .5; }
.ambient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(52% 40% at 78% 12%, rgba(214, 255, 115, .085), transparent 70%),
    radial-gradient(46% 40% at 10% 80%, rgba(143, 216, 255, .07), transparent 70%),
    radial-gradient(30% 26% at 46% 52%, rgba(183, 167, 232, .05), transparent 70%);
}
html[data-theme="light"] .ambient {
  background: radial-gradient(80% 60% at 50% 0%, rgba(255, 255, 255, .5), transparent 80%);
}
/* 日间图纸纸纹 */
html[data-theme="light"] body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 .1 0 0 0 0 .11 0 0 0 0 .1 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

main { position: relative; z-index: 1; }
footer { position: relative; z-index: 1; }

/* ---------- 04 · HUD 遥测框架 ---------- */
.obs-hud { position: fixed; inset: 0; z-index: var(--z-hud); pointer-events: none; font-family: var(--font-mono); }
.obs-corner { position: fixed; width: 18px; height: 18px; border: 1px solid var(--line-strong); }
.obs-corner.is-tl { top: 10px; left: 10px; border-right: 0; border-bottom: 0; }
.obs-corner.is-tr { top: 10px; right: 10px; border-left: 0; border-bottom: 0; }
.obs-corner.is-bl { bottom: 10px; left: 10px; border-right: 0; border-top: 0; }
.obs-corner.is-br { bottom: 10px; right: 10px; border-left: 0; border-top: 0; }
.obs-hud-top, .obs-hud-bottom {
  position: fixed;
  left: 36px;
  right: 36px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--ink-faint);
  text-transform: uppercase;
}
.obs-hud-top {
  top: 0;
  height: 20px;
  font-size: var(--fs-micro);
  letter-spacing: .12em;
  transition: transform .55s var(--ease-swift), opacity .4s;
}
.obs-hud-bottom { bottom: 0; height: 30px; }
html.obs-scrolled .obs-hud-top { transform: translateY(-120%); opacity: 0; }
.obs-hud-station { display: inline-flex; align-items: center; gap: 8px; }
.obs-hud-station .icon { width: 12px; height: 12px; color: var(--signal-text); }
.obs-hud-geo b { color: var(--ink-dim); font-weight: 500; }
.obs-hud-sec b { color: var(--signal-text); font-weight: 500; margin-right: 10px; }
.obs-hud-lock { transition: color .3s; }
.obs-hud-lock.is-locked { color: var(--signal-text); }
.obs-hud-progress { color: var(--ink-dim); }
.obs-rail {
  position: fixed;
  top: 50%;
  right: 14px;
  width: 2px;
  height: 180px;
  transform: translateY(-50%);
  background: var(--line);
}
.obs-rail i {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: calc(var(--p, 0) * 100%);
  background: var(--signal-text);
  transition: height .2s linear;
}
.obs-ticker {
  position: fixed;
  top: 20px;
  left: 0;
  right: 0;
  height: 16px;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: transform .55s var(--ease-swift), opacity .4s;
  opacity: .45;
  mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
}
html.obs-scrolled .obs-ticker { transform: translateY(-260%); opacity: 0; }
.obs-ticker-track { display: flex; width: max-content; animation: obs-ticker 64s linear infinite; }
.obs-ticker-track span { flex: none; padding: 0 12px; font-size: var(--fs-micro); line-height: 15px; letter-spacing: .25em; color: var(--ink-faint); white-space: nowrap; }
@keyframes obs-ticker { to { transform: translateX(-50%); } }

/* 章节巨型序号与竖排标注 */
.obs-index {
  position: absolute;
  top: 40px;
  /* 设计意图是"半裁切于视口边缘"：负偏移让它真正出血到右侧外，
     否则这块 300px 的描边空心字会整块压在居中的标题上变成脏底。 */
  right: clamp(-96px, -4vw, -24px);
  z-index: 0;
  font: 600 clamp(120px, 20vw, 300px)/0.8 var(--font-display);
  letter-spacing: -.04em;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-strong);
  pointer-events: none;
  user-select: none;
  transform: translate3d(calc(var(--obs-drift-x, 0) * 12px), calc(var(--obs-drift-y, 0) * -8px), 0);
}
.obs-vertical {
  position: absolute;
  top: 104px;
  left: 14px;
  z-index: 0;
  writing-mode: vertical-rl;
  font: 400 11px/1 var(--font-mono);
  letter-spacing: .5em;
  color: var(--ink-faint);
  pointer-events: none;
  user-select: none;
  padding: 10px 3px;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
}
html[data-theme="light"] .obs-vertical {
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  color: var(--ink-dim);
}

/* 开场后的首屏显形编排：文字揭幕 + 图版淡入（图版 transform 归指针视差所有） */
html.obs-js:not(.is-booted) .hero .eyebrow,
html.obs-js:not(.is-booted) .hero h1,
html.obs-js:not(.is-booted) .hero-intro,
html.obs-js:not(.is-booted) .hero-meta,
html.obs-js:not(.is-booted) .hero .text-link { opacity: 0; transform: translateY(26px); }
html.obs-js:not(.is-booted) .hero h1 { clip-path: inset(-4% -4% 104% -4%); }
html.obs-js:not(.is-booted) .hero-plate { opacity: 0; }
.hero h1 { clip-path: inset(-6% -4% -10% -4%); }
.hero .eyebrow, .hero h1, .hero-intro, .hero-meta, .hero .text-link {
  transition: opacity .8s var(--ease-out), transform .8s var(--ease-out), clip-path 1s var(--ease-out);
}
.hero-plate { transition: opacity 1.1s var(--ease-out); }
html.is-booted .hero h1 { transition-delay: .08s; }
html.is-booted .hero-intro { transition-delay: .18s; }
html.is-booted .hero-meta { transition-delay: .26s; }
html.is-booted .hero .text-link { transition-delay: .34s; }
html.is-booted .hero-plate { transition-delay: .2s; }

/* ---------- 06 · 叉丝光标 / 转场 / 彩蛋 ---------- */
.obs-cursor { position: fixed; inset: 0; z-index: var(--z-cursor); pointer-events: none; opacity: 0; transition: opacity .25s; }
.obs-cursor.is-on { opacity: 1; }
.obs-cursor.is-suspended { opacity: 0; }
.obs-cursor-dot, .obs-cursor-ring { position: fixed; top: 0; left: 0; will-change: transform; }
.obs-cursor-dot {
  width: 4px; height: 4px; margin: -2px 0 0 -2px;
  background: var(--signal-text);
  border-radius: 50%;
}
.obs-cursor-ring {
  width: 34px; height: 34px; margin: -17px 0 0 -17px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  transition: width .25s var(--ease-out), height .25s var(--ease-out), margin .25s var(--ease-out), border-color .25s, border-radius .25s;
}
.obs-cursor-ring i { position: absolute; background: var(--signal-text); opacity: 0; transition: opacity .2s; }
.obs-cursor-ring i:nth-child(1) { top: -5px; left: 50%; width: 1px; height: 6px; margin-left: -.5px; }
.obs-cursor-ring i:nth-child(2) { bottom: -5px; left: 50%; width: 1px; height: 6px; margin-left: -.5px; }
.obs-cursor-ring i:nth-child(3) { left: -5px; top: 50%; height: 1px; width: 6px; margin-top: -.5px; }
.obs-cursor-ring i:nth-child(4) { right: -5px; top: 50%; height: 1px; width: 6px; margin-top: -.5px; }
.obs-cursor.is-link .obs-cursor-ring { width: 48px; height: 48px; margin: -24px 0 0 -24px; border-color: var(--signal-text); }
.obs-cursor.is-link .obs-cursor-ring i { opacity: 1; }
.obs-cursor.is-press .obs-cursor-ring { width: 26px; height: 26px; margin: -13px 0 0 -13px; }
.obs-cursor.is-text .obs-cursor-ring { width: 3px; height: 26px; margin: -13px 0 0 -1.5px; border-radius: 1px; border-color: var(--signal-text); }
.obs-cursor.is-text .obs-cursor-ring i { opacity: 0; }

.obs-veil {
  position: fixed;
  inset: 0;
  z-index: var(--z-veil);
  display: grid;
  place-items: center;
  background: var(--bg);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease-swift);
}
.obs-veil span { font: 500 var(--fs-micro)/1 var(--font-mono); letter-spacing: .4em; color: var(--ink-faint); opacity: 0; transition: opacity .2s .12s; }
.obs-veil.is-on { opacity: 1; pointer-events: auto; }
.obs-veil.is-on span { opacity: 1; }

.obs-egg {
  position: fixed;
  left: 50%;
  bottom: 66px;
  z-index: var(--z-veil);
  transform: translate(-50%, 14px);
  padding: 14px 22px;
  font: 500 var(--fs-micro)/1.9 var(--font-mono);
  letter-spacing: .26em;
  text-align: center;
  color: var(--signal-text);
  background: var(--panel);
  border: 1px solid var(--signal-text);
  clip-path: var(--notch);
  opacity: 0;
  pointer-events: none;
  transition: opacity .4s var(--ease-out), transform .4s var(--ease-out);
}
.obs-egg.is-visible { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 07 · 页头 ---------- */
.site-header {
  position: fixed;
  top: var(--chrome-top, 0px);
  left: 0;
  right: 0;
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: var(--header-h);
  padding: 0 36px;
  transition: background-color .4s, border-color .4s, backdrop-filter .4s, top .55s var(--ease-swift);
  border-bottom: 1px solid transparent;
}
html.obs-scrolled .site-header { top: 0; }
.site-header.scrolled {
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 10px; font: 500 14px/1 var(--font-display); letter-spacing: .1em; }
.brand-mark { display: inline-grid; place-items: center; width: 26px; height: 26px; color: var(--signal-text); border: 1px solid var(--line-strong); clip-path: var(--notch); }
.brand-mark .icon { width: 13px; height: 13px; animation: obs-spin 22s linear infinite; }
@keyframes obs-spin { to { transform: rotate(360deg); } }
.desktop-nav { display: flex; gap: 30px; }
.desktop-nav a {
  position: relative;
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--ink-dim);
  padding: 6px 0;
  transition: color .3s;
}
.desktop-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--signal-text);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .4s var(--ease-out);
}
.desktop-nav a:hover, .desktop-nav a.is-active { color: var(--ink); }
.desktop-nav a:hover::after, .desktop-nav a.is-active::after { transform: scaleX(1); transform-origin: left; }
.header-actions { display: flex; align-items: center; gap: 6px; }
.icon-button {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  padding: 0;
  color: var(--ink-dim);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: color .3s, border-color .3s, background-color .3s;
}
.icon-button:hover { color: var(--ink); border-color: var(--line-strong); }
.icon-button .icon { width: 17px; height: 17px; }
.mystery-button { color: var(--ink-faint); }
.mystery-button:hover { color: var(--signal-text); }
/* 主题图标：暗色显示太阳（切到白天），浅色显示月亮 */
html[data-theme="dark"] .moon-icon { display: none; }
html[data-theme="light"] .sun-icon { display: none; }
/* 声景开关图标 */
#audioToggle .audio-on { display: none; }
#audioToggle.is-on .audio-on { display: inline-block; }
#audioToggle.is-on .audio-off { display: none; }
#audioToggle.is-on { color: var(--signal-text); }
.menu-button { display: none; position: relative; width: 38px; height: 38px; padding: 0; background: transparent; border: 1px solid transparent; cursor: pointer; }
.menu-button span { position: absolute; left: 10px; right: 10px; height: 1.5px; background: var(--ink); transition: transform .35s var(--ease-out), top .35s var(--ease-out); }
.menu-button span:first-child { top: 15px; }
.menu-button span:last-child { top: 22px; }
.menu-button.is-open span:first-child { top: 18px; transform: rotate(45deg); }
.menu-button.is-open span:last-child { top: 18px; transform: rotate(-45deg); }

/* ---------- 08 · 移动端菜单 ---------- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-header) - 1);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 34px;
  padding: 90px 30px 46px;
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .4s var(--ease-out), visibility .4s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; }
.mobile-menu nav { display: grid; gap: 6px; }
.mobile-menu nav a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line);
  transform: translateY(14px);
  opacity: 0;
  transition: transform .5s var(--ease-out), opacity .5s var(--ease-out);
}
.mobile-menu.is-open nav a { transform: none; opacity: 1; }
.mobile-menu.is-open nav a:nth-child(2) { transition-delay: .06s; }
.mobile-menu.is-open nav a:nth-child(3) { transition-delay: .12s; }
.mobile-menu.is-open nav a:nth-child(n+4) { transition-delay: .18s; }
.mobile-menu nav a b { font: 600 30px/1.2 var(--font-title); }
.mobile-menu nav a span { font: 400 11px/1 var(--font-mono); letter-spacing: .3em; color: var(--signal-text); }
.mobile-menu-update { display: grid; grid-template-columns: auto auto 1fr; align-items: baseline; gap: 8px 14px; font: 400 11px/1.6 var(--font-mono); letter-spacing: .1em; color: var(--ink-faint); border: 1px solid var(--line); padding: 14px 16px; clip-path: var(--notch); }
.mobile-menu-update strong { color: var(--signal-text); font-weight: 500; }
.mobile-menu-update a { grid-column: 1 / -1; color: var(--ink-dim); text-decoration: underline; text-underline-offset: 3px; }
.mobile-menu > p { font: 400 12px/1.8 var(--font-mono); letter-spacing: .2em; color: var(--ink-faint); }

/* ---------- 09 · 通用版块语法 ---------- */
section { position: relative; overflow: hidden; }
.eyebrow { display: flex; align-items: center; gap: 12px; max-width: 100%; margin: 0 0 22px; font: 500 11px/1 var(--font-mono); letter-spacing: .3em; text-transform: uppercase; color: var(--signal-text); }
.eyebrow span { width: 34px; height: 1px; background: var(--signal-text); flex: none; }
.eyebrow b { min-width: 0; max-width: 100%; line-height: 1.5; overflow-wrap: anywhere; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 54px; }
.section-heading h2, .guestbook-intro h2, .about-copy h2 { font: 600 clamp(30px, 4.6vw, 52px)/1.18 var(--font-title); letter-spacing: .01em; }
.section-heading > p, .journal-heading-actions p { max-width: 340px; font-size: 14px; color: var(--ink-dim); }
.journal-heading-actions { display: grid; justify-items: end; gap: 14px; text-align: right; }
.archive-link, .archive-back {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  font: 500 11px/1 var(--font-mono);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink-dim);
  transition: color .3s;
}
.archive-link::after, .archive-back::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--signal-text);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .4s var(--ease-out);
}
.archive-link:hover, .archive-back:hover { color: var(--ink); }
.archive-link:hover::after, .archive-back:hover::after { transform: scaleX(1); transform-origin: left; }
.archive-link .icon, .archive-back .icon { width: 13px; height: 13px; color: var(--signal-text); transition: transform .3s var(--ease-out); }
.archive-link:hover .icon { transform: translateX(3px); }
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 22px;
  font: 500 13px/1 var(--font-mono);
  letter-spacing: .2em;
  color: #10130a;
  background: var(--signal);
  clip-path: var(--notch);
  transition: transform .3s var(--ease-out), box-shadow .3s;
}
.text-link:hover { box-shadow: 0 0 0 1px var(--signal), 0 0 34px var(--signal-soft); }
.text-link .icon { width: 15px; height: 15px; transition: transform .3s var(--ease-out); }
.text-link:hover .icon { transform: translate(3px, 3px); }

/* ---------- 10 · HERO 主控舱 ---------- */
.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  align-items: center;
  gap: clamp(32px, 5vw, 68px);
  min-height: 100svh;
  padding: calc(var(--header-h) + var(--chrome-top, 0px) + 36px) 7vw 90px;
  overflow: clip;
}
section[id] { scroll-margin-top: calc(var(--header-h) + var(--chrome-top, 0px)); }
.hero-plate {
  position: relative;
  top: auto;
  right: auto;
  z-index: 1;
  width: 100%;
  max-width: 560px;
  justify-self: end;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  padding: 10px;
  clip-path: var(--notch);
  transform: translate3d(calc(var(--obs-drift-x, 0) * -16px), calc(var(--obs-drift-y, 0) * 12px), 0);
}
.hero-image { display: block; width: 100%; height: auto; filter: saturate(.85) contrast(1.05); }
.hero-plate-label { display: flex; justify-content: space-between; gap: 12px; padding: 10px 2px 2px; font: 500 var(--fs-micro)/1 var(--font-mono); letter-spacing: .24em; color: var(--ink-faint); }
.hero-plate-label b { color: var(--signal-text); font-weight: 500; }
/* 纸面上柠檬绿只能作色块底；这里是细小文字，压到墨绿才够 4.5:1。 */
html[data-theme="light"] .hero-plate-label b { color: #3f5314; }
.hero-plate-cross { position: absolute; inset: 10px; pointer-events: none; }
.hero-plate-cross::before, .hero-plate-cross::after { content: ""; position: absolute; background: var(--signal-soft); }
.hero-plate-cross::before { left: 50%; top: 0; bottom: 0; width: 1px; }
.hero-plate-cross::after { top: 50%; left: 0; right: 0; height: 1px; }
.hero-shade {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(circle at 18% 50%, var(--bg) 0%, transparent 70%);
}
html[data-theme="light"] .hero-image { filter: grayscale(.25) contrast(1.05); }
.hero-content { position: relative; z-index: 1; max-width: 680px; display: grid; gap: 24px; justify-items: start; }
.hero h1 {
  font: 600 clamp(36px, 5.2vw, 84px)/1.12 var(--font-title);
  letter-spacing: .005em;
  text-wrap: pretty;
}
.hero h1 em { font-style: normal; color: var(--signal-text); }
/* 浅色主题的荧光笔：只压在字身下部；标语以全角句号收尾，色条少画半个字宽，
   不再拖过句号右侧的空白。 */
html[data-theme="light"] .hero h1 em { background: linear-gradient(transparent 68%, var(--signal) 68% 92%, transparent 92%) left / calc(100% - .45em) 100% no-repeat; color: var(--ink); }
.hero-intro { max-width: 480px; font-size: 15px; color: var(--ink-dim); }
.hero-meta { display: flex; flex-wrap: wrap; gap: 0; }
.hero-meta span {
  padding: 4px 18px;
  font: 400 var(--fs-micro)/1 var(--font-mono);
  letter-spacing: .22em;
  color: var(--ink-dim);
  border-left: 1px solid var(--line-strong);
}
.hero-meta span:first-child { border-left: 0; padding-left: 0; }
.hero-meta span:last-child { color: var(--signal-text); }
/* 扫描线巡扫：一道信号光每 8 秒扫过主控舱 */
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 10%;
  height: 1px;
  z-index: 0;
  background: linear-gradient(90deg, transparent 4%, var(--signal-soft) 32%, rgba(214, 255, 115, .45) 52%, transparent 88%);
  opacity: 0;
  pointer-events: none;
  animation: obs-scan 8s var(--ease-swift) infinite 2.6s;
}
html[data-theme="light"] .hero::after { background: linear-gradient(90deg, transparent 4%, rgba(29, 35, 42, .12) 32%, rgba(29, 35, 42, .3) 52%, transparent 88%); }
@keyframes obs-scan {
  0% { top: 8%; opacity: 0; }
  10% { opacity: .8; }
  42% { top: 84%; opacity: .2; }
  50%, 100% { top: 84%; opacity: 0; }
}
/* 可点区域 44×56，视觉上仍是中间 1px 的扫描线。 */
.scroll-cue { position: absolute; left: 50%; bottom: 26px; z-index: 1; width: 44px; height: 56px; margin-left: -22px; }
.scroll-cue span { position: absolute; top: 0; bottom: 0; left: 50%; width: 1px; margin-left: -.5px; overflow: hidden; background: var(--line-strong); }
.scroll-cue:focus-visible { outline: 2px solid var(--signal-text); outline-offset: 2px; }
.scroll-cue span::after { content: ""; position: absolute; inset: 0; background: var(--signal-text); animation: obs-cue 2.2s var(--ease-swift) infinite; }
@keyframes obs-cue { 0% { transform: translateY(-100%); } 60%, 100% { transform: translateY(100%); } }

/* ---------- 11 · 关于 观测者档案 ---------- */
.about {
  display: grid;
  grid-template-columns: minmax(280px, 420px) 1fr;
  gap: clamp(40px, 7vw, 110px);
  align-items: center;
  padding: 140px 7vw;
  border-top: 1px solid var(--line);
}
.about-portrait {
  position: relative;
  cursor: pointer;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  padding: 10px 10px 40px;
  clip-path: var(--notch);
  transition: border-color .4s;
}
.about-portrait:hover { border-color: var(--signal-text); }
.about-portrait img { display: block; width: 100%; height: auto; aspect-ratio: 10 / 13; object-fit: cover; filter: saturate(.9); transition: opacity .19s ease; }
.about-portrait.is-switching img { opacity: 0; }
html[data-theme="light"] .about-portrait img { filter: contrast(1.02); }
.about-portrait > span {
  position: absolute;
  left: 12px;
  bottom: 12px;
  font: 500 var(--fs-micro)/1 var(--font-mono);
  letter-spacing: .26em;
  color: var(--ink-faint);
}
.about-gallery-status { position: absolute; right: 12px; bottom: 10px; display: flex; align-items: center; gap: 8px; font: 500 var(--fs-micro)/1 var(--font-mono); letter-spacing: .18em; color: var(--ink-faint); }
.about-gallery-status div { display: flex; gap: 4px; }
.about-gallery-status i { width: 4px; height: 4px; background: var(--line-strong); border-radius: 50%; }
.about-gallery-status i.is-active { background: var(--signal-text); }
.about-copy { display: grid; gap: 24px; justify-items: start; }
.about-copy > p:not(.eyebrow) { max-width: 520px; font-size: 15.5px; color: var(--ink-dim); }
.about-copy dl { display: grid; grid-template-columns: repeat(3, auto); gap: 16px 38px; margin-top: 10px; padding-top: 26px; border-top: 1px dashed var(--line-strong); }
.about-copy dt { font: 500 var(--fs-micro)/1 var(--font-mono); letter-spacing: .26em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 9px; }
.about-copy dd { font-size: 14px; color: var(--ink); }
.about-copy dd a { color: var(--signal-text); text-decoration: underline; text-underline-offset: 4px; text-decoration-color: var(--signal-soft); transition: text-decoration-color .3s; }
.about-copy dd a:hover { text-decoration-color: var(--signal-text); }

/* ---------- 12 · 手记 观测记录 ---------- */
.journal { padding: 140px 7vw; border-top: 1px solid var(--line); }
.journal-category-shell { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  font: 500 11px/1 var(--font-mono);
  letter-spacing: .14em;
  color: var(--ink-dim);
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  transition: color .3s, border-color .3s, background-color .3s;
}
.filter-chip::before { content: ""; width: 6px; height: 6px; background: var(--chip-accent, var(--signal)); clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); opacity: .8; }
.filter-chip sup { font-size: var(--fs-micro); letter-spacing: .1em; color: var(--ink-faint); }
.filter-chip:hover { color: var(--ink); border-color: var(--line-strong); }
.filter-chip.is-active { color: var(--ink); border-color: var(--chip-accent, var(--signal)); background: color-mix(in srgb, var(--chip-accent, var(--signal)) 12%, transparent); }
.filter-chip.is-active sup { color: var(--chip-accent, var(--signal)); }
html[data-theme="light"] .filter-chip.is-active { background: color-mix(in srgb, var(--chip-accent, var(--signal)) 26%, transparent); }
.filter-chip i { font-style: normal; font-size: var(--fs-micro); color: var(--amber); }
.journal-category-intro { margin-bottom: 44px; }
.journal-category-intro:empty { display: none; }
.journal-category-intro {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px 34px;
  padding: 20px 26px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--journal-accent, var(--signal));
  background: color-mix(in srgb, var(--panel) 72%, transparent);
  clip-path: var(--notch);
}
.journal-category-intro small { display: block; font: 500 var(--fs-micro)/1 var(--font-mono); letter-spacing: .26em; color: color-mix(in srgb, var(--journal-accent, var(--signal)) 72%, var(--ink)); margin-bottom: 8px; }
.journal-category-intro strong { font: 600 19px/1.2 var(--font-serif); }
.journal-category-intro p { font-size: 13px; color: var(--ink-dim); max-width: 560px; }
.journal-category-intro dl { display: flex; gap: 26px; margin: 0; }
.journal-category-intro dt { font: 500 var(--fs-micro)/1 var(--font-mono); letter-spacing: .22em; color: var(--ink-faint); margin-bottom: 7px; }
.journal-category-intro dd { font: 500 15px/1 var(--font-mono); color: var(--ink); }

/* 手记卡 = 观测记录票据（访客态首页最多 2 张，横向大票据） */
.post-grid { display: grid; gap: 26px; }
.post-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(230px, 340px) 1fr;
  gap: 0 34px;
  padding: 22px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 78%, transparent);
  clip-path: var(--notch);
  transition: border-color .4s, background-color .4s, box-shadow .4s;
}
.post-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--post-accent, var(--signal));
  opacity: .85;
}
.post-card:hover { border-color: color-mix(in srgb, var(--post-accent, var(--signal)) 60%, var(--line-strong)); box-shadow: 0 18px 60px rgba(0, 0, 0, .3), 0 0 0 1px color-mix(in srgb, var(--post-accent, var(--signal)) 18%, transparent); }
html[data-theme="light"] .post-card:hover { box-shadow: 0 14px 40px rgba(29, 35, 42, .12); }
.post-card.is-filtered { display: none; }
.post-hitarea { position: absolute; inset: 0; z-index: 3; }
.post-image { position: relative; grid-row: 1 / span 6; overflow: hidden; border: 1px solid var(--line); align-self: stretch; min-height: 220px; }
/* The cover fills the frame without sizing it: a tall cover must not make its
   card taller than the others or grow the card when it finishes loading. */
.post-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; filter: saturate(.85); transition: transform .8s var(--ease-out), filter .5s; }
.post-card[data-post-id="post-astralyn-usage-card"] .post-image img { object-fit: contain; background: #07090c; }
.post-card:hover .post-image img { transform: scale(1.045); filter: saturate(1); }
html[data-theme="light"] .post-image img { filter: contrast(1.02); }
.post-index {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 5px 9px;
  font: 500 var(--fs-micro)/1 var(--font-mono);
  letter-spacing: .14em;
  color: var(--ink);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(6px);
}
.post-meta { display: flex; flex-wrap: wrap; gap: 7px 20px; padding-top: 6px; font: 400 var(--fs-micro)/1.4 var(--font-mono); letter-spacing: .18em; text-transform: uppercase; color: var(--ink-faint); }
.post-meta span:first-child { color: color-mix(in srgb, var(--post-accent, var(--signal)) 78%, var(--ink)); }
/* 分类色由内容数据注入，多为柠檬绿一类亮色：纸面上 78% 亮度当 10px 文字读不出来。 */
html[data-theme="light"] .post-meta span:first-child { color: color-mix(in srgb, var(--post-accent, var(--signal)) 24%, var(--ink)); }
.post-format-line { display: flex; align-items: center; gap: 10px; margin-top: 14px; font: 500 var(--fs-micro)/1 var(--font-mono); letter-spacing: .24em; text-transform: uppercase; color: var(--ink-faint); }
.post-format-line i { width: 22px; height: 1px; background: var(--post-accent, var(--signal)); }
.post-format-line b { color: var(--ink-dim); font-weight: 500; }
.post-card h3 { margin-top: 16px; font: 600 clamp(21px, 2.6vw, 30px)/1.3 var(--font-title); }
.post-card h3 a { transition: color .3s; }
.post-card-summary { margin-top: 12px; font-size: 14px; line-height: 1.85; color: var(--ink-dim); max-width: 640px; }
.post-card[data-format="fiction"] > p:empty { display: none; }
.post-card-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.post-card-tags span { padding: 4px 9px; font: 400 var(--fs-micro)/1 var(--font-mono); letter-spacing: .16em; color: var(--ink-faint); border: 1px dashed var(--line-strong); }
.read-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 20px; padding-top: 16px; border-top: 1px dashed var(--line-strong); width: 100%; font: 500 11px/1 var(--font-mono); letter-spacing: .22em; color: var(--signal-text); }
.read-link span { transition: transform .3s var(--ease-out); }
.post-card:hover .read-link span { transform: translateX(5px); }
.empty-state { display: grid; justify-items: center; gap: 12px; padding: 90px 20px; text-align: center; border: 1px dashed var(--line-strong); color: var(--ink-dim); }
.empty-state > span .icon { width: 26px; height: 26px; color: var(--signal-text); }
.empty-state h3 { font: 600 22px/1.3 var(--font-title); color: var(--ink); }
.empty-state p { font-size: 13px; }
.noscript-note a { color: var(--signal-text); text-decoration: underline; }

/* ---------- 13 · 页脚 ---------- */
footer { display: grid; justify-items: center; gap: 22px; padding: 90px 7vw 180px; text-align: center; border-top: 1px solid var(--line); position: relative; z-index: 1; }
footer > p { font: 400 13px/1 var(--font-mono); letter-spacing: .3em; color: var(--ink-dim); }
.footer-links { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 26px; }
.footer-links a {
  position: relative;
  padding: 6px 2px;
  font: 500 var(--fs-micro)/1 var(--font-mono);
  letter-spacing: .24em;
  color: var(--ink-dim);
  transition: color .3s;
}
.footer-links a:not(.back-top)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--signal-text);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .4s var(--ease-out);
}
.footer-links a:hover { color: var(--ink); }
.footer-links a:hover::after { transform: scaleX(1); transform-origin: left; }
.back-top { display: inline-grid !important; place-items: center; width: 34px; height: 34px; padding: 0 !important; border: 1px solid var(--line-strong); transition: color .3s, border-color .3s; }
.back-top:hover { border-color: var(--signal-text); color: var(--signal-text); }
.back-top .icon { width: 14px; height: 14px; }
footer small { font: 400 var(--fs-micro)/1.8 var(--font-mono); letter-spacing: .22em; color: var(--ink-faint); margin-bottom: 40px; padding: 0 40px; max-width: min(720px, 100%); display: block; }

/* ---------- 14 · 开发者 chrome 访客态安全网（详见 developer-layout.css） ---------- */
.content-delete, .post-edit-button, .post-quick-controls, .friend-inline-settings,
.section-controls, .module-controls, .free-element-controls, .builder-insert-handle,
.spacer-hint, .free-spacer-hint, .about-gallery-manage, .journal-category-manage,
.inline-author-panel, .add-module-button, .developer-toolbar { display: none; }
body:not(.developer-mode) [data-page-module].builder-hidden { display: none !important; }
body:not(.developer-mode) [data-content-target] { cursor: pointer; }

/* ---------- 15 · 响应式 ---------- */
@media (max-width: 1080px) {
  .obs-index { font-size: clamp(100px, 16vw, 220px); }
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-top: calc(var(--header-h) + var(--chrome-top, 0px) + 20px);
    min-height: auto;
    padding-bottom: 70px;
  }
  .hero-plate {
    max-width: 520px;
    justify-self: start;
    opacity: 1;
  }
}
@media (max-width: 960px) {
  :root { --chrome-top: 34px; }
  .obs-ticker, .obs-vertical { display: none; }
  .obs-hud-top, .obs-hud-bottom { left: 16px; right: 16px; }
  .obs-hud-geo, .obs-hud-lock { display: none; }
  .about { grid-template-columns: 1fr; gap: 50px; padding: 100px 6vw; }
  .about-portrait { max-width: 420px; }
  .journal { padding: 100px 6vw; }
  .post-card { grid-template-columns: 1fr; gap: 18px; }
  .post-image { grid-row: auto; aspect-ratio: 16 / 8; min-height: 0; }
}
@media (max-width: 720px) {
  .desktop-nav { display: none; }
  .menu-button { display: block; }
  .site-header { padding: 0 18px; }
  .filter-chip { min-height: 40px; font-size: 12px; letter-spacing: .1em; }
  .filter-chip sup { font-size: var(--fs-micro); }
  .hero { padding: calc(var(--header-h) + 24px) 6vw 60px; min-height: auto; }
  .hero-plate { position: relative; top: auto; right: auto; width: 100%; margin-top: 14px; order: 9; animation: none; opacity: 1; }
  .hero-shade { display: none; }
  .hero h1 { font-size: clamp(32px, 9.5vw, 48px); }
  .section-heading { flex-direction: column; align-items: flex-start; gap: 18px; }
  .journal-heading-actions { justify-items: start; text-align: left; }
  .journal-category-intro { grid-template-columns: 1fr; }
  .journal-category-intro dl { flex-wrap: wrap; gap: 18px; }
  .about-copy dl { grid-template-columns: 1fr; gap: 18px; }
  .obs-index { right: 0; font-size: 96px; }
  .obs-rail { display: none; }
  footer { padding: 70px 6vw 90px; }
}

/* ---------- 16 · 降级与偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .obs-ticker-track { animation: none; }
  .hero-plate { animation: none; }
  html.obs-js:not(.is-booted) .hero .eyebrow,
  html.obs-js:not(.is-booted) .hero h1,
  html.obs-js:not(.is-booted) .hero-intro,
  html.obs-js:not(.is-booted) .hero-meta,
  html.obs-js:not(.is-booted) .hero .text-link,
  html.obs-js:not(.is-booted) .hero-plate { opacity: 1; transform: none; clip-path: none; }
  .hero h1 { clip-path: none; }
  .hero::after { animation: none; }
}
@media (pointer: coarse) {
  .obs-cursor { display: none; }
}

/* ---------- 17 · 自托管拉丁字体（Google Fonts 不可达时的仪器字形兜底；同名后声明优先） ---------- */
@font-face { font-family: 'JetBrains Mono'; font-style: normal; font-weight: 400; font-display: swap; src: url('/assets/fonts/JetBrainsMono-400-latin.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'JetBrains Mono'; font-style: normal; font-weight: 500; font-display: swap; src: url('/assets/fonts/JetBrainsMono-500-latin.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Space Grotesk'; font-style: normal; font-weight: 400; font-display: swap; src: url('/assets/fonts/SpaceGrotesk-400-latin.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Space Grotesk'; font-style: normal; font-weight: 500; font-display: swap; src: url('/assets/fonts/SpaceGrotesk-500-latin.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Space Grotesk'; font-style: normal; font-weight: 600; font-display: swap; src: url('/assets/fonts/SpaceGrotesk-600-latin.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
/* Noto Serif SC SemiBold 子集（OFL 1.1，见 assets/fonts/OFL-NotoSerifSC.txt）；只供 --font-title 使用，不覆盖本机的 Noto Serif SC。 */
@font-face { font-family: 'Series Title Serif'; font-style: normal; font-weight: 600; font-display: swap; src: url('/assets/fonts/title-serif-600.woff2') format('woff2'); }

/* ---------- 18 · 审计修复（契约缺口 / HUD 垫层 / 表单细节） ---------- */
.custom-module-list:empty { display: none; }
.custom-module-spacer { padding-top: 0; padding-bottom: 0; }
.free-element-spacer .free-element-content { min-height: max(40px, var(--free-height, 140px)); }
.custom-module[data-width="full"] { padding-left: 0; padding-right: 0; }
input[type="search"]::-webkit-search-cancel-button { -webkit-appearance: none; appearance: none; }
.obs-hud-bottom { background: linear-gradient(to top, var(--bg) 22%, transparent); }