/* ===== Reset & Variables ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: "Source Han Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 1rem;
  line-height: 1.75;
  color: #E8E6DF;
  background-color: #0A1128;
  background-image:
    radial-gradient(ellipse at 85% 15%, rgba(107, 42, 91, 0.18), transparent 50%),
    radial-gradient(ellipse at 10% 85%, rgba(212, 175, 55, 0.06), transparent 45%),
    linear-gradient(rgba(232, 230, 223, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 230, 223, 0.015) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 44px 44px, 44px 44px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

:root {
  --color-bg: #0A1128;
  --color-bg-2: #0F1B3D;
  --color-gold: #D4AF37;
  --color-gold-light: #F2D16B;
  --color-purple: #6B2A5B;
  --color-purple-end: #D4465E;
  --color-text: #E8E6DF;
  --color-muted: #9BA3B2;
  --color-glass: rgba(10, 17, 40, 0.72);
  --color-gold-line: rgba(212, 175, 55, 0.6);
  --font-heading: "Source Han Serif SC", "Noto Serif CJK SC", "SimSun", serif;
  --font-body: "Source Han Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --container-max: 1240px;
  --radius-s: 4px;
  --radius-m: 10px;
  --transition: 0.3s ease;
  --z-skip: 9999;
  --z-overlay: 999;
  --z-header: 1000;
  --z-drawer: 1001;
  --font-h1: clamp(2.5rem, 5vw, 4rem);
  --font-h2: clamp(2rem, 3vw, 3rem);
  --font-h3: clamp(1.5rem, 2vw, 2rem);
}

::selection {
  background: rgba(212, 175, 55, 0.3);
  color: #F2D16B;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

/* ===== Typography ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
  text-wrap: balance;
}

h1 {
  font-size: var(--font-h1);
}

h2 {
  font-size: var(--font-h2);
}

h3 {
  font-size: var(--font-h3);
}

p {
  text-wrap: pretty;
}

/* ===== Layout ===== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 32px;
}

.section {
  padding: 96px 0;
}

@media (max-width: 1024px) {
  .container {
    padding-inline: 24px;
  }

  .section {
    padding: 64px 0;
  }
}

@media (max-width: 576px) {
  .container {
    padding-inline: 16px;
  }

  .section {
    padding: 48px 0;
  }
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

@media (max-width: 1024px) {
  .grid-3 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* ===== Adaptive Media Frame ===== */
.media-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-m);
  background: linear-gradient(145deg, #0F1B3D, #0A1128);
  border: 1px solid rgba(212, 175, 55, 0.2);
  overflow: hidden;
}

.media-frame--wide {
  aspect-ratio: 21 / 9;
}

.media-frame--square {
  aspect-ratio: 1 / 1;
}

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

/* ===== Skip Link ===== */
.skip-link {
  position: fixed;
  top: -80px;
  left: 16px;
  z-index: var(--z-skip);
  background: var(--color-gold);
  color: #0A1128;
  font-weight: 700;
  font-size: 0.875rem;
  padding: 10px 20px;
  border-radius: 0 0 8px 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  transition: top 0.25s ease;
}

.skip-link:focus {
  top: 0;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(10, 17, 40, 0.94);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #D4AF37 20%, #F2D16B 50%, #D4465E 80%, transparent);
  background-size: 200% 100%;
  z-index: 1;
}

.header-top {
  background: rgba(10, 17, 40, 0.6);
  border-bottom: 1px solid rgba(212, 175, 55, 0.15);
}

.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 40px;
  gap: 16px;
}

.header-motto {
  font-size: 0.8125rem;
  color: var(--color-gold);
  letter-spacing: 0.12em;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-motto::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-gold);
  border-radius: 50%;
  margin-right: 10px;
  vertical-align: middle;
  box-shadow: 0 0 8px rgba(212, 175, 55, 0.6);
}

.header-date {
  font-size: 0.8125rem;
  color: var(--color-muted);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.header-main {
  border-bottom: 1px solid rgba(212, 175, 55, 0.12);
}

.header-main-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
  gap: 24px;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.brand-seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 2px solid var(--color-gold);
  border-radius: 6px;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.15), rgba(107, 42, 91, 0.3));
  box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.2), 0 0 20px rgba(212, 175, 55, 0.15);
  position: relative;
  flex-shrink: 0;
}

.brand-seal::before {
  content: "";
  position: absolute;
  inset: 3px;
  border: 1px solid rgba(212, 175, 55, 0.45);
  border-radius: 3px;
}

.brand-seal-char {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  color: var(--color-gold-light);
  font-weight: 700;
  line-height: 1;
  text-shadow: 0 0 12px rgba(212, 175, 55, 0.4);
}

.brand-word {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.06em;
}

.brand-sub {
  font-size: 0.6875rem;
  color: var(--color-gold);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin-top: 2px;
}

/* ===== Navigation ===== */
.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-item {
  position: relative;
}

.nav-link {
  position: relative;
  display: block;
  padding: 12px 16px;
  color: var(--color-text);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  white-space: nowrap;
  border-radius: var(--radius-s);
  transition: color 0.25s ease, background 0.25s ease;
}

.nav-link:hover {
  color: var(--color-gold-light);
  background: rgba(212, 175, 55, 0.06);
}

.nav-link[aria-current="page"] {
  color: var(--color-gold);
}

.nav-link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
  border-radius: 2px;
}

/* Nav Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: var(--radius-s);
  border: 1px solid rgba(212, 175, 55, 0.3);
  background: rgba(212, 175, 55, 0.06);
  transition: border-color 0.25s ease, background 0.25s ease;
  position: relative;
  z-index: var(--z-drawer);
}

.nav-toggle:hover {
  border-color: var(--color-gold);
  background: rgba(212, 175, 55, 0.12);
}

.nav-toggle-line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-gold);
  border-radius: 2px;
  transition: transform 0.35s ease, opacity 0.25s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Nav Overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  background: rgba(10, 17, 40, 0.6);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

body.nav-open .nav-overlay {
  opacity: 1;
  visibility: visible;
}

/* ===== Header Progress ===== */
.header-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -3px;
  height: 3px;
  background: rgba(212, 175, 55, 0.08);
  overflow: hidden;
}

.header-progress-bar {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light), var(--color-purple-end));
  border-radius: 0 3px 3px 0;
}

/* ===== Mobile Drawer Navigation ===== */
@media (max-width: 1024px) {
  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(340px, 86vw);
    background: linear-gradient(165deg, rgba(10, 17, 40, 0.97), rgba(15, 27, 61, 0.98));
    box-shadow: -24px 0 48px rgba(0, 0, 0, 0.5);
    transform: translateX(105%);
    transition: transform 0.45s cubic-bezier(0.77, 0, 0.175, 1);
    z-index: var(--z-drawer);
    padding: calc(80px + 40px) 28px 40px;
    overflow-y: auto;
    border-left: 1px solid rgba(212, 175, 55, 0.2);
  }

  .site-nav::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light), transparent);
  }

  .site-nav[data-open] {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .nav-link {
    width: 100%;
    padding: 14px 18px;
    font-size: 1.0625rem;
    border-radius: var(--radius-m);
    transition: background 0.25s ease, color 0.25s ease, padding-left 0.25s ease;
  }

  .nav-link:hover {
    background: rgba(212, 175, 55, 0.08);
    padding-left: 22px;
  }

  .nav-link[aria-current="page"] {
    background: rgba(212, 175, 55, 0.1);
    border-left: 3px solid var(--color-gold);
    padding-left: 15px;
  }

  .nav-link[aria-current="page"]::after {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .header-motto {
    font-size: 0.75rem;
    letter-spacing: 0.08em;
  }
}

@media (max-width: 576px) {
  .header-main-inner {
    min-height: 64px;
  }

  .brand-seal {
    width: 36px;
    height: 36px;
  }

  .brand-seal-char {
    font-size: 1.125rem;
  }

  .brand-name {
    font-size: 1.125rem;
  }

  .brand-sub {
    display: none;
  }

  .header-top {
    display: none;
  }

  .site-nav {
    padding-top: 100px;
  }
}

/* ===== Footer ===== */
.site-footer {
  background: #070D20;
  border-top: 1px solid rgba(212, 175, 55, 0.25);
  margin-top: 96px;
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 0.8fr;
  gap: 56px;
  padding: 72px 0 48px;
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-seal--footer {
  width: 56px;
  height: 56px;
  border-radius: 8px;
}

.brand-seal--footer .brand-seal-char {
  font-size: 1.75rem;
}

.footer-brand-name {
  font-family: var(--font-heading);
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.08em;
}

.footer-tagline {
  font-size: 0.9375rem;
  color: var(--color-gold);
  letter-spacing: 0.04em;
}

.footer-trust {
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.8;
  max-width: 36ch;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.footer-heading::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
}

.footer-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-list li {
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.6;
}

.footer-links-col {
  display: flex;
  flex-direction: column;
}

.footer-link {
  font-size: 0.875rem;
  color: var(--color-muted);
  transition: color 0.25s ease, padding-left 0.25s ease;
  display: inline-block;
}

.footer-link:hover {
  color: var(--color-gold);
  padding-left: 6px;
}

.footer-bottom {
  border-top: 1px solid rgba(212, 175, 55, 0.12);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.8125rem;
  color: var(--color-muted);
}

.footer-icp {
  color: var(--color-muted);
  font-size: 0.8125rem;
  transition: color 0.25s ease;
}

.footer-icp:hover {
  color: var(--color-gold);
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .footer-brand-col {
    grid-column: 1 / -1;
  }
}

@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 48px 0 32px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .site-footer {
    margin-top: 64px;
  }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-s);
  cursor: pointer;
  transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
  line-height: 1.4;
}

.btn:active {
  transform: translateY(1px);
}

.btn-gold {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-light));
  color: #0A1128;
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.25);
}

.btn-gold:hover {
  box-shadow: 0 6px 28px rgba(212, 175, 55, 0.4);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-gold);
  border: 1px solid rgba(212, 175, 55, 0.5);
}

.btn-ghost:hover {
  background: rgba(212, 175, 55, 0.1);
  border-color: var(--color-gold);
  transform: translateY(-2px);
}

/* ===== Glass Card ===== */
.glass-card {
  background: rgba(15, 27, 61, 0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(212, 175, 55, 0.15);
  border-radius: var(--radius-m);
  padding: 32px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: rgba(212, 175, 55, 0.45);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(212, 175, 55, 0.08);
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.875rem;
  padding: 16px 0;
  color: var(--color-muted);
}

.breadcrumb-link {
  color: var(--color-muted);
  transition: color 0.2s ease;
}

.breadcrumb-link:hover {
  color: var(--color-gold);
}

.breadcrumb-sep {
  color: rgba(212, 175, 55, 0.5);
  font-size: 0.75rem;
}

.breadcrumb-current {
  color: var(--color-gold);
}

/* ===== Section Head ===== */
.section-header {
  margin-bottom: 48px;
  max-width: 720px;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gold);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-kicker::before {
  content: "";
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold));
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--font-h3);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
  line-height: 1.3;
}

.section-desc {
  font-size: 1rem;
  color: var(--color-muted);
  line-height: 1.8;
}

/* ===== Divider ===== */
.divider-gold {
  height: 1px;
  border: none;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.6), transparent);
  margin: 48px 0;
}

/* ===== Tag ===== */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-gold);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: 999px;
  letter-spacing: 0.06em;
}

/* ===== Data & Stats ===== */
.stat-band {
  display: flex;
  flex-wrap: wrap;
  gap: 48px;
  justify-content: space-between;
  align-items: center;
  background: rgba(15, 27, 61, 0.6);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: var(--radius-m);
  padding: 40px 48px;
}

.stat-item {
  min-width: 120px;
}

.data-number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 4rem);
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1.1;
  display: block;
  text-shadow: 0 0 30px rgba(212, 175, 55, 0.15);
}

.data-label {
  font-size: 0.8125rem;
  color: var(--color-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
  margin-top: 6px;
}

@media (max-width: 768px) {
  .stat-band {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 32px 24px;
    gap: 24px;
  }
}

/* ===== Page Hero ===== */
.page-hero {
  padding: 80px 0 56px;
  position: relative;
}

.page-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
}

.page-title {
  font-family: var(--font-heading);
  font-size: var(--font-h2);
  color: var(--color-text);
  margin-bottom: 12px;
}

.page-subtitle {
  font-size: 1.0625rem;
  color: var(--color-muted);
  max-width: 60ch;
}

/* ===== Filter Bar ===== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.filter-btn {
  padding: 8px 20px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-muted);
  background: transparent;
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.filter-btn:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.filter-btn[aria-pressed="true"] {
  color: #0A1128;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-light));
  border-color: var(--color-gold);
  font-weight: 600;
}

.filter-item.is-hidden {
  display: none;
}

/* ===== Timeline ===== */
.timeline {
  position: relative;
  padding-left: 32px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-gold), rgba(212, 175, 55, 0.1));
}

.timeline-item {
  position: relative;
  padding: 0 0 48px 24px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--color-gold);
  background: #0A1128;
  box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.15);
}

/* ===== Accordion ===== */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.accordion-item {
  background: rgba(15, 27, 61, 0.5);
  border: 1px solid rgba(212, 175, 55, 0.15);
  border-radius: var(--radius-m);
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.accordion-item[data-open] {
  border-color: rgba(212, 175, 55, 0.4);
}

.accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  background: transparent;
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease;
}

.accordion-trigger:hover {
  background: rgba(212, 175, 55, 0.05);
  color: var(--color-gold-light);
}

.accordion-trigger-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border: 1px solid rgba(212, 175, 55, 0.4);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  color: var(--color-gold);
  transition: transform 0.3s ease, background 0.3s ease;
  margin-left: 16px;
}

.accordion-item[data-open] .accordion-trigger-icon {
  transform: rotate(45deg);
  background: rgba(212, 175, 55, 0.15);
}

.accordion-content {
  display: none;
  padding: 0 24px 20px;
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.75;
}

.accordion-item[data-open] .accordion-content {
  display: block;
  animation: fadeIn 0.35s ease both;
}

/* ===== Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ===== Animation ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ===== Focus Visible ===== */
:focus-visible {
  outline: 2px solid var(--color-gold-light);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .nav-toggle-line {
    transition: none;
  }

  .site-nav {
    transition: none;
  }

  .nav-overlay {
    transition: none;
  }
}