/* ==========================================================================
   超圣娱乐汇 · 共享样式 /assets/site.css
   夜场放映厅 × 数据看板：深空黑打底，金橙追光，电光青与玫红做语义高亮
   ========================================================================== */

/* ---------- 1. 变量 ---------- */
:root {
  --ink: #0B0B12;
  --panel: #161527;
  --panel-deep: #12111F;
  --gold: #F2A93B;
  --gold-soft: #FFD08A;
  --cyan: #26E0D6;
  --rose: #FF3D8B;
  --stone: #C9C3B6;
  --clay: #B4663F;
  --moss: #5C7A63;
  --paper: #F4EFE6;
  --hairline: rgba(201, 195, 182, .16);
  --hairline-gold: rgba(242, 169, 59, .42);
  --wrap: 1180px;
  --gutter: clamp(18px, 4vw, 44px);
  --radius: 18px;
  --radius-sm: 10px;
  --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", ui-monospace, Menlo, Consolas, "Courier New", monospace;
  --shadow-panel: 0 20px 48px -30px rgba(0, 0, 0, .95);
  --focus: #FFD08A;
}

/* ---------- 2. 重置与中文排版 ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100%;
  background-color: var(--ink);
  background-image:
    radial-gradient(680px 420px at 12% -6%, rgba(242, 169, 59, .13), transparent 70%),
    radial-gradient(620px 460px at 92% 6%, rgba(38, 224, 214, .10), transparent 72%),
    radial-gradient(760px 520px at 50% 108%, rgba(255, 61, 139, .08), transparent 70%);
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.85;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img,
svg,
video { max-width: 100%; height: auto; display: block; }

p { margin: 0 0 1.15em; }

h1, h2, h3, h4 {
  margin: 0 0 .5em;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.01em;
}

h1 {
  font-size: clamp(32px, 5.2vw, 60px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.02em;
}

a { color: var(--gold-soft); text-decoration: none; }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 4px;
}

#main-content { display: block; scroll-margin-top: 132px; }

::selection { background: rgba(242, 169, 59, .35); color: #fff; }

/* ---------- 3. 头部 ---------- */
.skip-link {
  position: fixed;
  top: 0;
  left: 50%;
  z-index: 300;
  transform: translate(-50%, -150%);
  padding: 12px 22px;
  border-radius: 0 0 12px 12px;
  background: var(--gold);
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  transition: transform .18s ease;
}

.skip-link:focus { transform: translate(-50%, 0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(11, 11, 18, .92);
  -webkit-backdrop-filter: blur(14px) saturate(130%);
  backdrop-filter: blur(14px) saturate(130%);
  border-bottom: 1px solid var(--hairline);
}

.scroll-meter {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  overflow: hidden;
  pointer-events: none;
}

.scroll-meter__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--cyan) 58%, var(--rose));
  transition: width .1s linear;
}

/* 报头 */
.masthead {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 18px;
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 20px var(--gutter) 12px;
  transition: padding .25s ease;
}

.masthead__line {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--stone);
  text-transform: uppercase;
}

.masthead__brand {
  display: block;
  text-align: center;
  color: var(--paper);
}

.masthead__brand-cn {
  display: block;
  font-size: clamp(26px, 3.6vw, 42px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.02em;
  text-shadow: 0 0 32px rgba(242, 169, 59, .28);
  transition: color .2s ease, font-size .25s ease;
}

.masthead__brand-en {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .38em;
  color: var(--gold);
}

.masthead__brand:hover .masthead__brand-cn,
.masthead__brand:focus-visible .masthead__brand-cn { color: var(--gold-soft); }

.masthead__issue {
  margin: 0;
  justify-self: end;
}

.issue-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px 6px 11px;
  border: 1px solid var(--hairline-gold);
  border-radius: 999px;
  background: rgba(242, 169, 59, .09);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  white-space: nowrap;
}

.issue-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(38, 224, 214, .18);
}

.issue-badge__label { color: var(--stone); }

.issue-badge__num { color: var(--gold-soft); font-weight: 500; }

.site-header[data-scrolled="true"] .masthead {
  padding-top: 10px;
  padding-bottom: 6px;
}

.site-header[data-scrolled="true"] .masthead__brand-cn { font-size: clamp(20px, 2.4vw, 27px); }

/* 导航条 */
.navbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter) 12px;
}

.navbar__label {
  grid-column: 1;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .24em;
  color: rgba(201, 195, 182, .55);
  text-transform: uppercase;
}

.site-nav { grid-column: 2; display: block; }

.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 4px 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__item { margin: 0; }

.site-nav__link {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--stone);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .02em;
  transition: color .18s ease, background-color .18s ease, border-color .18s ease;
}

.site-nav__link:hover {
  color: var(--gold-soft);
  background: rgba(242, 169, 59, .1);
  border-color: rgba(242, 169, 59, .28);
}

.site-nav__link[aria-current="page"] {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
  font-weight: 700;
  box-shadow: 0 8px 22px -14px rgba(242, 169, 59, .9);
}

.navbar__side {
  grid-column: 3;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-actions .btn {
  padding: 8px 15px;
  font-size: 13px;
}

/* 移动导航按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border: 1px solid rgba(38, 224, 214, .42);
  border-radius: 999px;
  background: rgba(38, 224, 214, .09);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  cursor: pointer;
  transition: background-color .18s ease, border-color .18s ease;
}

.nav-toggle:hover { background: rgba(38, 224, 214, .18); }

.nav-toggle__bars {
  position: relative;
  display: inline-block;
  width: 16px;
  height: 10px;
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 1.5px;
  background: currentColor;
  transition: transform .2s ease, top .2s ease;
}

.nav-toggle__bars::before { top: 0; }
.nav-toggle__bars::after { top: 8px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { top: 4px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { top: 4px; transform: rotate(-45deg); }

@keyframes nav-drop {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 4. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(48px, 8vw, 96px);
  background: linear-gradient(180deg, rgba(18, 17, 31, 0) 0%, #12111F 26%, #0A0912 100%);
  border-top: 1px solid var(--hairline);
  color: var(--stone);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold) 18%, var(--cyan) 52%, var(--rose) 82%, transparent);
  opacity: .55;
}

.footer-frame {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: clamp(40px, 6vw, 74px) var(--gutter) 26px;
}

.footer-lead {
  display: grid;
  gap: 16px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--hairline);
}

.footer-lead__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--gold);
  text-transform: uppercase;
}

.footer-lead__slogan {
  max-width: 24em;
  margin: 0;
  color: var(--paper);
  font-size: clamp(20px, 2.6vw, 30px);
  font-weight: 800;
  line-height: 1.42;
  letter-spacing: -.01em;
}

.footer-lead__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, 1.35fr);
  gap: 28px 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--hairline);
}

.footer-col { display: block; }

.footer-col__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .22em;
  color: var(--gold);
}

.footer-col__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-col__link {
  display: inline-block;
  color: var(--stone);
  font-size: 15px;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.footer-col__link:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--gold-soft);
}

.footer-contact {
  padding-left: 26px;
  border-left: 1px solid var(--hairline);
}

.footer-contact__list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-contact__item { display: grid; gap: 2px; }

.footer-contact__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: rgba(201, 195, 182, .6);
}

.footer-contact__value {
  color: var(--paper);
  font-size: 15px;
  word-break: break-word;
}

.footer-contact__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(201, 195, 182, .7);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 24px;
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(201, 195, 182, .7);
}

.footer-bottom__copy,
.footer-bottom__icp { margin: 0; }

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 0 0 0 auto;
  padding: 0;
  list-style: none;
}

.footer-legal a {
  color: rgba(201, 195, 182, .82);
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.footer-legal a:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--gold-soft);
}

/* ---------- 5. 通用组件 ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.section {
  position: relative;
  padding-block: clamp(44px, 7vw, 92px);
}

.section--tight { padding-block: clamp(26px, 4vw, 52px); }

.section--paper {
  background: var(--paper);
  color: #24222c;
}

.section--paper h1,
.section--paper h2,
.section--paper h3 { color: var(--ink); }

.section--paper a { color: #9a5316; }

.grid {
  display: grid;
  gap: clamp(18px, 2.4vw, 30px);
}

.grid--split { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.grid--split-rev { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.grid--halves { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.panel {
  position: relative;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--panel-deep));
  padding: clamp(20px, 3vw, 36px);
  box-shadow: var(--shadow-panel);
}

.panel--paper {
  background: var(--paper);
  border-color: rgba(11, 11, 18, .14);
  color: #24222c;
}

.panel--paper h2,
.panel--paper h3 { color: var(--ink); }

.panel--offset { transform: translateX(clamp(0px, 2.2vw, 28px)); }

.panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 16px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--hairline);
}

.panel--paper .panel__head { border-bottom-color: rgba(11, 11, 18, .18); }

.panel__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
}

.panel__title {
  margin: 0;
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 800;
  letter-spacing: -.01em;
}

.prose { max-width: 72ch; }

.prose > * + * { margin-top: 1.15em; }

.prose p { margin: 0; }

.prose h2 { margin-top: 1.9em; font-size: clamp(22px, 2.4vw, 28px); }

.prose h3 { margin-top: 1.6em; font-size: 19px; font-weight: 700; }

.prose ul,
.prose ol { padding-left: 1.25em; }

.prose li + li { margin-top: .5em; }

.prose a { text-decoration: underline; text-underline-offset: 3px; }

.prose strong { color: var(--paper); font-weight: 700; }

.prose blockquote {
  margin: 1.6em 0;
  padding: 4px 0 4px 20px;
  border-left: 3px solid var(--gold);
  color: rgba(244, 239, 230, .88);
}

.prose--paper { color: #262430; }
.prose--paper p,
.prose--paper li { color: #262430; }
.prose--paper strong { color: var(--ink); }
.prose--paper a { color: #9a5316; }
.prose--paper blockquote { color: #3b3844; border-left-color: var(--clay); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .26em;
  color: var(--gold);
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
}

.mono {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--stone);
}

.note-vertical {
  margin: 0;
  writing-mode: vertical-rl;
  font-size: 12px;
  letter-spacing: .3em;
  color: rgba(201, 195, 182, .75);
}

.note-rotate {
  margin: 0;
  transform: rotate(-90deg);
  transform-origin: left center;
  font-size: 11px;
  letter-spacing: .3em;
  color: rgba(201, 195, 182, .7);
  white-space: nowrap;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 11px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--stone);
  background: rgba(201, 195, 182, .07);
}

.tag--gold { color: var(--gold); background: rgba(242, 169, 59, .1); }
.tag--cyan { color: var(--cyan); background: rgba(38, 224, 214, .1); }
.tag--rose { color: var(--rose); background: rgba(255, 61, 139, .1); }
.tag--moss { color: #8FB394; background: rgba(92, 122, 99, .22); }
.tag--clay { color: #D98A63; background: rgba(180, 102, 63, .2); }

.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #1D1B31 0%, #0E0D19 72%);
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .05), inset 0 -60px 80px -60px rgba(0, 0, 0, .9);
  pointer-events: none;
}

.media-frame > img,
.media-frame > svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; }

.media-frame__caption {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(201, 195, 182, .72);
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(201, 195, 182, .7);
}

.crumbs__item { display: inline-flex; align-items: center; gap: 8px; }
.crumbs__link { color: var(--gold-soft); }
.crumbs__link:hover { text-decoration: underline; }
.crumbs__sep { color: rgba(201, 195, 182, .45); }
.crumbs__current { color: var(--stone); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: .02em;
  cursor: pointer;
  transition: transform .18s ease, background-color .18s ease, color .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.btn--primary {
  background: var(--gold);
  color: var(--ink);
  box-shadow: 0 12px 30px -16px rgba(242, 169, 59, .9);
}

.btn--primary:hover {
  background: var(--gold-soft);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  border-color: var(--hairline-gold);
  color: var(--gold-soft);
}

.btn--ghost:hover {
  background: rgba(242, 169, 59, .12);
  transform: translateY(-2px);
}

.btn--quiet {
  background: var(--panel);
  border-color: var(--hairline);
  color: var(--paper);
}

.btn--quiet:hover {
  border-color: var(--hairline-gold);
  transform: translateY(-2px);
}

/* ---------- 6. 显现动效协议 ---------- */
[data-reveal] {
  transition: opacity .62s ease, transform .62s cubic-bezier(.22, .7, .28, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

.js-reveal-ready [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
}

.js-reveal-ready [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 7. 响应式 ---------- */
@media (max-width: 1120px) {
  .navbar__label { display: none; }
  .header-actions .btn { padding: 7px 12px; font-size: 12px; }
  .grid--three { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  body { font-size: 16px; }

  .masthead {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 8px;
    padding-top: 16px;
  }

  .masthead__line,
  .masthead__issue { justify-self: center; text-align: center; }

  .masthead__line { letter-spacing: .14em; }

  .navbar {
    grid-template-columns: 1fr auto;
    gap: 10px;
    padding-bottom: 12px;
  }

  .navbar__label { display: none; }
  .navbar__side { display: contents; }

  .nav-toggle {
    display: inline-flex;
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
  }

  .site-nav {
    display: none;
    grid-column: 1 / -1;
    grid-row: 2;
    padding-top: 8px;
    border-top: 1px dashed var(--hairline);
  }

  .site-nav[data-open] {
    display: block;
    animation: nav-drop .22s ease both;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .site-nav__link {
    display: block;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 16px;
  }

  .site-nav__link:hover { border-color: transparent; }

  .site-nav__link[aria-current="page"] { box-shadow: none; }

  .header-actions {
    display: none;
    justify-self: stretch;
    flex-wrap: wrap;
  }

  .site-nav[data-open] ~ .navbar__side .header-actions {
    display: flex;
    grid-column: 1 / -1;
    grid-row: 3;
  }

  .header-actions .btn { padding: 10px 16px; font-size: 13px; }

  .site-header[data-scrolled="true"] .masthead__line,
  .site-header[data-scrolled="true"] .masthead__brand-en { display: none; }

  .grid--split,
  .grid--split-rev,
  .grid--halves,
  .grid--three { grid-template-columns: minmax(0, 1fr); }

  .panel--offset { transform: none; }

  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .footer-contact {
    grid-column: 1 / -1;
    padding-left: 0;
    padding-top: 20px;
    border-left: 0;
    border-top: 1px dashed var(--hairline);
  }

  .footer-legal { margin-left: 0; }
}

@media (max-width: 560px) {
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .issue-badge { font-size: 11px; }
  .panel { border-radius: 14px; }
}

/* ---------- 8. 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  .js-reveal-ready [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .skip-link { transition: none; }
}