/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-ink);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 700; color: var(--color-ink-strong); line-height: 1.3; }
h1 { font-size: clamp(2rem, 4.5vw, 3rem); letter-spacing: .01em; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.2rem; }
p { margin-bottom: 1em; }
a { color: var(--color-purple); text-decoration: none; }
a:hover { color: var(--color-clay); }
button { font: inherit; }
ul[class], ol[class] { list-style: none; padding: 0; margin: 0; }

/* ===== CSS Variables ===== */
:root {
  --color-bg: #F5F0E6;
  --color-bg-deep: #0D1B2A;
  --color-bg-deep-alt: #0F2235;
  --color-ink: #4A4A48;
  --color-ink-strong: #2A2A28;
  --color-cream: #F5F0E6;
  --color-gold: #C9A227;
  --color-gold-soft: #E3C76A;
  --color-green: #6B7F5C;
  --color-clay: #B05C3E;
  --color-purple: #7D5BA6;
  --color-red: #C23B3B;
  --font-heading: "思源宋体", "Noto Serif SC", "Songti SC", serif;
  --font-body: "思源黑体", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --container: 1200px;
  --container-narrow: 760px;
  --header-h: 80px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow-card: 0 1px 3px rgba(13,27,42,.08), 0 8px 24px rgba(13,27,42,.06);
  --shadow-card-hover: 0 2px 6px rgba(13,27,42,.1), 0 16px 40px rgba(13,27,42,.12);
  --transition-base: .25s ease;
}

/* ===== Selection & Focus ===== */
::selection { background: rgba(201,162,39,.3); color: #1a1206; }
:focus-visible { outline: 2px solid var(--color-gold); outline-offset: 3px; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ===== Skip Link ===== */
.skip-link {
  position: fixed;
  top: -100%;
  left: 1rem;
  z-index: 300;
  padding: .6rem 1.2rem;
  background: var(--color-gold);
  color: #1a1206;
  font-weight: 700;
  font-size: .88rem;
  border-radius: 0 0 8px 8px;
  text-decoration: none;
  transition: top .2s ease;
}
.skip-link:focus { top: 0; color: #1a1206; }

/* ===== Scroll Progress ===== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 200;
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-purple) 70%, var(--color-red) 105%);
  box-shadow: 0 0 10px rgba(201,162,39,.5);
  pointer-events: none;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg-deep);
  color: var(--color-cream);
  border-bottom: 1px solid rgba(201,162,39,.28);
  box-shadow: 0 4px 24px rgba(13,27,42,.18);
}
.site-header::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-purple) 55%, var(--color-red) 110%);
}
.site-header__inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 2rem;
  max-width: var(--container);
  width: calc(100% - 2.5rem);
  margin-inline: auto;
  min-height: var(--header-h);
}
.site-header__inner::before,
.site-header__inner::after {
  content: "";
  position: absolute;
  top: -3px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-gold);
  border-bottom: 0;
  pointer-events: none;
}
.site-header__inner::before {
  left: 0;
  border-right: 0;
  border-radius: 3px 0 0 0;
}
.site-header__inner::after {
  right: 0;
  border-left: 0;
  border-radius: 0 3px 0 0;
}

/* Brand */
.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
  color: var(--color-cream);
  flex-shrink: 0;
}
.brand:hover { color: var(--color-cream); }
.brand__mark {
  position: relative;
  display: block;
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border: 1.5px solid rgba(201,162,39,.85);
  border-radius: 8px;
  transform: rotate(45deg);
  background:
    radial-gradient(circle at 35% 35%, rgba(201,162,39,.35), transparent 60%),
    rgba(201,162,39,.06);
  box-shadow: 0 0 12px rgba(201,162,39,.25);
}
.brand__mark::after {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(201,162,39,.45);
  border-radius: 3px;
  background: linear-gradient(135deg, transparent 45%, rgba(201,162,39,.35) 50%, transparent 55%);
}
.brand__text {
  display: flex;
  flex-direction: column;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: .05em;
  line-height: 1.15;
  color: var(--color-cream);
  white-space: nowrap;
}
.brand__tagline {
  font-family: var(--font-body);
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .28em;
  color: var(--color-gold);
  text-transform: uppercase;
}

/* Nav */
.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-inline: auto;
  flex-wrap: wrap;
}
.nav__list {
  display: flex;
  align-items: center;
  gap: .15rem;
}
.nav__link {
  position: relative;
  display: block;
  padding: .55rem .7rem;
  color: rgba(245,240,230,.82);
  font-size: .9rem;
  font-weight: 500;
  letter-spacing: .04em;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s ease;
}
.nav__link::after {
  content: "";
  position: absolute;
  left: .7rem;
  right: .7rem;
  bottom: .3rem;
  height: 1px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-purple));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .3s ease;
}
.nav__link:hover { color: var(--color-cream); }
.nav__link:hover::after,
.nav__link[aria-current="page"]::after { transform: scaleX(1); }
.nav__link[aria-current="page"] { color: var(--color-gold); }

/* Utility Links */
.utility-links {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding-left: 1.25rem;
  border-left: 1px solid rgba(201,162,39,.28);
}
.utility-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .45rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(201,162,39,.5);
  color: var(--color-cream);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.utility-link--ghost { background: transparent; }
.utility-link--ghost:hover { border-color: var(--color-gold); color: var(--color-gold); }
.utility-link--accent {
  background: linear-gradient(135deg, var(--color-gold-soft), var(--color-gold));
  border-color: transparent;
  color: #1a1206;
  box-shadow: 0 2px 10px rgba(201,162,39,.35);
}
.utility-link--accent:hover { color: #1a1206; box-shadow: 0 4px 18px rgba(201,162,39,.5); }

/* Nav Toggle */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(201,162,39,.45);
  border-radius: 8px;
  background: rgba(201,162,39,.06);
  cursor: pointer;
  flex-shrink: 0;
}
.nav-toggle__bar {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-gold);
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ===== Mobile Header ===== */
@media (max-width: 1024px) {
  .site-header__inner { gap: 1rem; }
  .nav-toggle { display: flex; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    padding: 0 clamp(1rem, 4vw, 2rem);
    background: var(--color-bg-deep);
    border-bottom: 1px solid rgba(201,162,39,.3);
    box-shadow: 0 20px 40px rgba(13,27,42,.25);
    transition: max-height .4s ease, opacity .3s ease, visibility .3s ease;
  }
  .nav[data-open] {
    max-height: 620px;
    opacity: 1;
    visibility: visible;
    padding-top: 1rem;
    padding-bottom: 1.5rem;
  }
  .nav__list, .utility-links {
    flex-direction: column;
    align-items: stretch;
    gap: .15rem;
  }
  .nav__link {
    padding: .8rem .5rem;
    border-bottom: 1px solid rgba(245,240,230,.08);
    font-size: .95rem;
  }
  .nav__link::after { display: none; }
  .nav__link[aria-current="page"] {
    color: var(--color-gold);
    background: rgba(201,162,39,.08);
    border-radius: 6px;
  }
  .utility-links {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid rgba(201,162,39,.22);
    margin-top: .85rem;
    padding-top: .85rem;
    gap: .5rem;
  }
  .utility-link { padding: .7rem 1rem; }
}

/* ===== Footer ===== */
.site-footer {
  background-color: var(--color-bg-deep);
  color: rgba(245,240,230,.75);
  border-top: 2px solid var(--color-gold);
  margin-top: clamp(3rem, 7vw, 6rem);
}
.site-footer__inner {
  max-width: var(--container);
  width: calc(100% - 2.5rem);
  margin-inline: auto;
  padding: clamp(2.5rem, 5vw, 4rem) 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2rem 1.5rem;
}

.footer-brand .brand__text { color: var(--color-cream); }
.footer-brand__desc {
  margin-top: 1.25rem;
  font-size: .88rem;
  color: rgba(245,240,230,.7);
}
.footer-brand__trust {
  margin-top: .35rem;
  font-size: .78rem;
  letter-spacing: .06em;
  color: rgba(201,162,39,.75);
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--color-gold);
  margin-bottom: .9rem;
  text-transform: uppercase;
}
.footer-nav__list { display: grid; gap: .1rem; }
.footer-nav__item a {
  display: inline-block;
  padding: .25rem 0;
  color: rgba(245,240,230,.68);
  font-size: .88rem;
  line-height: 1.8;
  transition: color .2s ease, padding-left .2s ease;
}
.footer-nav__item a:hover { color: var(--color-gold); padding-left: .25rem; }

.footer-contact__list {
  font-size: .88rem;
  line-height: 2;
  color: rgba(245,240,230,.75);
}
.footer-contact__note {
  margin-top: .65rem;
  font-size: .78rem;
  line-height: 1.7;
  color: rgba(245,240,230,.45);
  border-left: 2px solid rgba(201,162,39,.4);
  padding-left: .75rem;
}

.footer-trust {
  margin-top: 2.5rem;
  padding: 1.25rem 1.5rem;
  background: rgba(201,162,39,.05);
  border: 1px solid rgba(201,162,39,.14);
  border-radius: var(--radius-md);
}
.footer-trust p {
  margin: 0;
  max-width: 90ch;
  margin-inline: auto;
  font-size: .82rem;
  line-height: 1.9;
  color: rgba(245,240,230,.58);
  text-align: center;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .5rem 1.5rem;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(245,240,230,.08);
  font-size: .8rem;
  color: rgba(245,240,230,.45);
}
.footer-meta p { margin: 0; }
.footer-meta__icp {
  font-family: var(--font-body);
  letter-spacing: .08em;
  color: rgba(245,240,230,.55);
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: span 1; }
  .footer-meta { flex-direction: column; align-items: flex-start; }
}

/* ===== To Top ===== */
.to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 90;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-bg-deep);
  border: 1px solid rgba(201,162,39,.55);
  color: var(--color-gold);
  font-size: 1.1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(13,27,42,.25);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity .3s ease, transform .3s ease, visibility .3s ease, border-color .3s ease;
}
.to-top[data-visible="true"] {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.to-top:hover {
  border-color: var(--color-gold);
  color: var(--color-cream);
  box-shadow: 0 8px 26px rgba(13,27,42,.35);
}
.to-top::before {
  content: "";
  width: 12px;
  height: 12px;
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(45deg);
  margin-top: 5px;
}

/* ===== Layout Primitives ===== */
.container {
  width: min(var(--container), calc(100% - 2.5rem));
  margin-inline: auto;
}
.container--narrow {
  width: min(var(--container-narrow), calc(100% - 2.5rem));
  margin-inline: auto;
}
.section { padding-block: clamp(2rem, 5vw, 4rem); }
.section--tight { padding-block: clamp(1rem, 2vw, 2rem); }
.section--deep {
  background: var(--color-bg-deep);
  color: rgba(245,240,230,.85);
  border-block: 1px solid rgba(201,162,39,.16);
}
.section--deep h2,
.section--deep h3 { color: var(--color-cream); }

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1rem, 2.5vw, 1.5rem);
}
.col-span-3 { grid-column: span 3; }
.col-span-4 { grid-column: span 4; }
.col-span-5 { grid-column: span 5; }
.col-span-6 { grid-column: span 6; }
.col-span-7 { grid-column: span 7; }
.col-span-8 { grid-column: span 8; }
.col-span-12 { grid-column: span 12; }
@media (max-width: 900px) {
  .col-span-3, .col-span-4, .col-span-5, .col-span-6, .col-span-7, .col-span-8 { grid-column: span 6; }
}
@media (max-width: 600px) {
  .col-span-3, .col-span-4, .col-span-5, .col-span-6, .col-span-7, .col-span-8, .col-span-12 { grid-column: span 12; }
}

/* ===== Page Intro ===== */
.page-intro {
  padding-block: clamp(2.5rem, 6vw, 5rem) clamp(1rem, 2vw, 2rem);
}
.page-intro__kicker {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--color-gold);
}
.page-intro__kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
}
.page-intro__title {
  margin-top: .85rem;
  font-size: clamp(2.1rem, 5.5vw, 3.4rem);
  line-height: 1.12;
  max-width: 18ch;
}
.page-intro__title em {
  font-style: normal;
  color: var(--color-gold);
}
.page-intro__lede {
  margin-top: 1.15rem;
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--color-ink);
  max-width: 62ch;
}

/* ===== Content Directory ===== */
.index-list {
  display: grid;
  gap: .75rem;
  counter-reset: index;
}
.index-list__item { counter-increment: index; }
.index-list__link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(255,255,255,.6);
  border: 1px solid rgba(74,74,72,.1);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
.index-list__link::before {
  content: "0" counter(index);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-gold);
}
.index-list__link:hover {
  border-color: rgba(201,162,39,.4);
  box-shadow: var(--shadow-card-hover);
  transform: translateX(4px);
}
.index-list__text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-ink-strong);
}
.index-list__desc {
  display: block;
  font-family: var(--font-body);
  font-size: .82rem;
  font-weight: 400;
  color: var(--color-ink);
  margin-top: .15rem;
}

/* ===== Breadcrumbs ===== */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0 0 1.75rem;
  padding: 1.25rem 0 0;
  font-size: .82rem;
}
.breadcrumbs__item { display: inline-flex; align-items: center; }
.breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin: 0 .6rem;
  color: rgba(74,74,72,.35);
}
.breadcrumbs__link { color: var(--color-purple); text-decoration: none; }
.breadcrumbs__link:hover { color: var(--color-gold); text-decoration: underline; }
.breadcrumbs__item[aria-current="page"] { color: var(--color-ink); font-weight: 600; }

/* ===== Cards ===== */
.card {
  background: #ffffff;
  border: 1px solid rgba(74,74,72,.08);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: clamp(1.25rem, 3vw, 2rem);
  transition: box-shadow .3s ease, transform .3s ease;
}
.card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-2px); }
.card--deep {
  background: var(--color-bg-deep);
  border-color: rgba(201,162,39,.16);
  color: rgba(245,240,230,.85);
}
.card--deep h3 { color: var(--color-cream); }
.card--gold-edge { border-color: rgba(201,162,39,.4); }
.card--flat {
  box-shadow: none;
  background: rgba(255,255,255,.5);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  padding: .7rem 1.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn--gold {
  background: linear-gradient(135deg, var(--color-gold-soft), var(--color-gold));
  color: #1a1206;
  box-shadow: 0 4px 14px rgba(201,162,39,.25);
}
.btn--gold:hover { box-shadow: 0 8px 24px rgba(201,162,39,.4); }
.btn--deep {
  background: var(--color-bg-deep);
  color: var(--color-cream);
  border-color: rgba(201,162,39,.4);
}
.btn--deep:hover { border-color: var(--color-gold); color: var(--color-gold); }
.btn--outline {
  background: transparent;
  color: var(--color-ink-strong);
  border-color: rgba(74,74,72,.28);
}
.btn--outline:hover { border-color: var(--color-ink-strong); background: rgba(13,27,42,.03); }

/* ===== Tags ===== */
.tag {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .08em;
  line-height: 1.4;
  padding: .28rem .75rem;
  border-radius: 999px;
  white-space: nowrap;
  border: 1px solid transparent;
}
.tag::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}
.tag--gold { background: rgba(201,162,39,.14); color: #92720d; border-color: rgba(201,162,39,.3); }
.tag--green { background: rgba(107,127,92,.12); color: #536d3f; border-color: rgba(107,127,92,.28); }
.tag--purple { background: rgba(125,91,166,.12); color: #5d4285; border-color: rgba(125,91,166,.3); }
.tag--red { background: rgba(194,59,59,.09); color: #a33232; border-color: rgba(194,59,59,.24); }
.tag--clay { background: rgba(176,92,62,.1); color: #964a2f; border-color: rgba(176,92,62,.28); }

/* ===== Filter ===== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}
.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .5rem 1.05rem;
  border-radius: 999px;
  border: 1px solid rgba(74,74,72,.22);
  background: transparent;
  font-family: var(--font-body);
  font-size: .84rem;
  font-weight: 500;
  color: var(--color-ink);
  cursor: pointer;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.filter-btn:hover { border-color: var(--color-purple); color: var(--color-purple); }
.filter-btn[data-active="true"] {
  background: var(--color-bg-deep);
  border-color: var(--color-bg-deep);
  color: var(--color-gold);
  box-shadow: 0 2px 10px rgba(13,27,42,.25);
}

/* ===== Accordion ===== */
.accordion {
  border-bottom: 1px solid rgba(74,74,72,.15);
}
.accordion__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  list-style: none;
  cursor: pointer;
  padding: 1.1rem .25rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-ink-strong);
  user-select: none;
}
.accordion__summary::-webkit-details-marker { display: none; }
.accordion__summary::after {
  content: "+";
  flex-shrink: 0;
  font-family: var(--font-body);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-gold);
  line-height: 1;
  transition: transform .3s ease;
}
.accordion[open] .accordion__summary::after { transform: rotate(45deg); }
.accordion__summary:hover { color: var(--color-purple); }
.accordion__body {
  padding: 0 .25rem 1.25rem;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--color-ink);
}
.accordion__body > :last-child { margin-bottom: 0; }

/* ===== Timeline ===== */
.timeline {
  position: relative;
  list-style: none;
  padding: 0 .25rem;
}
.timeline__item {
  position: relative;
  padding: 0 0 1.75rem 1.75rem;
  border-left: 1px solid rgba(201,162,39,.35);
  margin-left: .35rem;
}
.timeline__item:last-child { border-left-color: transparent; }
.timeline__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: .2rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201,162,39,.18);
}
.timeline__date {
  display: block;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--color-green);
  text-transform: uppercase;
}
.timeline__title {
  margin-top: .25rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--color-ink-strong);
}
.timeline__desc {
  margin-top: .35rem;
  font-size: .9rem;
  color: var(--color-ink);
  line-height: 1.75;
}

/* ===== Figure ===== */
.figure {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(201,162,39,.2);
  background:
    radial-gradient(circle at 75% 25%, rgba(201,162,39,.16) 0%, transparent 45%),
    linear-gradient(135deg, rgba(13,27,42,.96), rgba(15,34,53,.88));
}
.figure--landscape { aspect-ratio: 16 / 9; }
.figure--square { aspect-ratio: 1 / 1; }
.figure--portrait { aspect-ratio: 3 / 4; }
.figure--tall { aspect-ratio: 3 / 5; }
.figure::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 42%, rgba(201,162,39,.4) 50%, transparent 58%);
  transform: translateX(-100%);
  animation: figureGlint 4s ease-in-out infinite;
}
@keyframes figureGlint {
  0%, 70%, 100% { transform: translateX(-100%); }
  85% { transform: translateX(100%); }
}
.figure__placeholder {
  position: relative;
  z-index: 1;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(201,162,39,.55);
  padding: .6rem 1rem;
  border: 1px dashed rgba(201,162,39,.35);
  border-radius: 999px;
}

/* ===== Notice ===== */
.notice-bar {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  padding: .9rem 1.2rem;
  border-left: 3px solid var(--color-red);
  background: rgba(194,59,59,.07);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--color-ink-strong);
}
.notice-bar::before {
  content: "!";
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-red);
  color: #fff;
  font-weight: 700;
  font-size: .8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* ===== Stat ===== */
.stat__number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1;
  color: var(--color-clay);
}
.stat__number--gold { color: var(--color-gold); }
.stat__label {
  margin-top: .5rem;
  font-size: .82rem;
  letter-spacing: .08em;
  color: var(--color-ink);
}
.card--deep .stat__label { color: rgba(245,240,230,.7); }

/* ===== Divider ===== */
hr.divider {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, transparent, rgba(201,162,39,.4), transparent);
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto !important; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}