/* ============ GCMC AP — light theme (white base, navy accents from logo palette) ============ */
:root {
  --bg: #ffffff;
  --bg-alt: #f3f7fb;
  --panel: #ffffff;
  --panel-2: #fbfdff;
  --field: #f1f5fa;
  --ink: #14283c;
  --ink-dim: #48607a;
  --ink-faint: #74899f;
  --accent: #245e96;
  --accent-bright: #3e7cb9;
  --accent-deep: #17406b;
  --line: rgba(36, 94, 150, 0.22);
  --line-soft: rgba(20, 50, 90, 0.12);
  --danger: #c65b4a;
  --ok: #2e8b57;
  --radius: 14px;
  --shadow: 0 14px 34px rgba(18, 48, 84, 0.12);
  --font-serif: "Playfair Display", "Noto Serif SC", Georgia, serif;
  --font-sans: "Inter", "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--accent-bright); text-decoration: none; }
a:hover { color: var(--accent); }
h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 600; margin: 0; }
p { margin: 0 0 0.9em; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 22px; }

/* 防语言闪烁：中文状态下，静态文案在译文写入之前保持隐藏（visibility 不引起
   布局跳动）。i18n-pending 由 <head> 内联脚本置上，js/boot.js 应用译文后移除 */
html.i18n-pending [data-i18n] { visibility: hidden; }

/* ============ buttons ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-sans); font-size: 14px; font-weight: 600; letter-spacing: 0.02em;
  padding: 11px 22px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: all 0.2s ease; line-height: 1.2;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: linear-gradient(135deg, var(--accent-bright), var(--accent-deep)); color: #ffffff; }
.btn-primary:hover { filter: brightness(1.08); color: #ffffff; transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn-outline:hover { background: rgba(36, 94, 150, 0.08); color: var(--accent-deep); }
.btn-ghost { background: rgba(20, 50, 90, 0.06); color: var(--ink); border-color: var(--line-soft); }
.btn-ghost:hover { background: rgba(20, 50, 90, 0.12); color: var(--ink); }
.btn-danger { background: rgba(198, 91, 74, 0.1); color: var(--danger); border-color: rgba(198, 91, 74, 0.4); }
.btn-danger:hover { background: rgba(198, 91, 74, 0.18); }
.btn-sm { padding: 7px 15px; font-size: 13px; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line-soft);
  background: rgba(20, 50, 90, 0.05); color: var(--ink); cursor: pointer;
  display: none; align-items: center; justify-content: center; position: relative;
}
.icon-btn span {
  position: absolute; left: 11px; right: 11px; height: 1.6px; background: currentColor; border-radius: 2px;
}
.icon-btn span:nth-child(1) { top: 13px; }
.icon-btn span:nth-child(2) { top: 19px; }
.icon-btn span:nth-child(3) { top: 25px; }

/* ============ header ============ */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, 0.88); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner { display: flex; align-items: center; gap: 28px; height: 74px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand-logo { width: 42px; height: 42px; border-radius: 50%; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name {
  font-family: var(--font-serif); font-size: 19px; font-weight: 700; letter-spacing: 0.14em;
  color: var(--accent-deep);
}
.brand-sub { font-size: 10.5px; color: var(--ink-faint); letter-spacing: 0.04em; }
.main-nav { display: flex; gap: 26px; margin-left: auto; }
.main-nav a {
  color: var(--ink-dim); font-size: 14px; font-weight: 500; letter-spacing: 0.03em;
  position: relative; padding: 6px 0;
}
.main-nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1.5px;
  background: var(--accent); transition: right 0.25s ease;
}
.main-nav a:hover { color: var(--ink); }
.main-nav a:hover::after { right: 0; }
.main-nav a.active { color: var(--accent-deep); font-weight: 600; }
.main-nav a.active::after { right: 0; background: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.lang-toggle {
  background: transparent; border: 1px solid var(--line-soft); color: var(--ink-dim);
  font-size: 12px; font-weight: 600; letter-spacing: 0.05em;
  padding: 8px 12px; border-radius: 999px; cursor: pointer;
}
.lang-toggle:hover { color: var(--accent); border-color: var(--line); }

/* ============ hero ============ */
.hero {
  position: relative; overflow: hidden;
  padding: 110px 0 96px;
  background:
    radial-gradient(1100px 500px at 78% -10%, rgba(62, 124, 185, 0.14), transparent 60%),
    radial-gradient(800px 420px at 8% 108%, rgba(23, 64, 107, 0.07), transparent 65%),
    var(--bg);
}
/* inner-page hero: same palette, tighter spacing */
.page-hero {
  position: relative; overflow: hidden;
  padding: 64px 0 58px;
  background:
    radial-gradient(900px 420px at 80% -12%, rgba(62, 124, 185, 0.16), transparent 62%),
    var(--bg);
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(115deg, rgba(20, 50, 90, 0.028) 0 2px, transparent 2px 90px);
  pointer-events: none;
}
.page-back {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600; letter-spacing: 0.03em; color: var(--ink-faint);
  margin-bottom: 26px;
}
.page-back:hover { color: var(--accent); }
.page-hero .hero-title { margin-bottom: 18px; }
.page-hero .hero-lead { margin-bottom: 28px; }
.page-hero .hero-cta { margin-bottom: 0; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(115deg, rgba(20, 50, 90, 0.028) 0 2px, transparent 2px 90px);
  pointer-events: none;
}
.hero-eyebrow {
  color: var(--accent); font-size: 12.5px; font-weight: 600; letter-spacing: 0.24em;
  text-transform: uppercase; margin-bottom: 18px;
}
.hero-title {
  font-size: clamp(40px, 6.2vw, 68px); line-height: 1.08; letter-spacing: 0.01em;
  margin-bottom: 22px;
}
.hero-title-accent {
  display: block; color: var(--accent); font-style: italic;
}
.hero-lead { max-width: 620px; color: var(--ink-dim); font-size: 17px; margin-bottom: 34px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats { display: flex; gap: 30px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat-num { font-family: var(--font-serif); font-size: 34px; color: var(--accent-deep); font-weight: 700; }
.stat-label { font-size: 12.5px; color: var(--ink-faint); letter-spacing: 0.08em; text-transform: uppercase; }

/* ============ sections ============ */
.section { padding: 92px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.section-head { margin-bottom: 44px; }
.eyebrow {
  color: var(--accent); font-size: 12px; font-weight: 600; letter-spacing: 0.24em;
  text-transform: uppercase; margin-bottom: 10px;
}
.section-title { font-size: clamp(28px, 3.6vw, 40px); }
.section-title-en { font-size: clamp(28px, 3.6vw, 40px); }

/* about */
.about-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: start; }
.about-text p { color: var(--ink-dim); font-size: 16px; }
.about-cards { display: flex; flex-direction: column; gap: 18px; }
.feature-card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 22px 24px; display: grid;
  grid-template-columns: 48px 1fr; grid-template-rows: auto auto; gap: 14px 16px; align-items: start;
  box-shadow: 0 2px 10px rgba(18, 48, 84, 0.05);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.feature-card:hover { border-color: var(--line); transform: translateY(-2px); box-shadow: var(--shadow); }
.feature-icon {
  grid-column: 1; grid-row: 1 / 3;
  width: 48px; height: 48px; border-radius: 12px; font-size: 22px;
  background: rgba(62, 124, 185, 0.1); border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
}
.feature-card h3 { grid-column: 2; grid-row: 1; font-size: 18px; margin-bottom: 0; }
.feature-card p { grid-column: 2; grid-row: 2; color: var(--ink-dim); font-size: 13.5px; margin: 0; }

/* card grid */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 24px; display: flex; flex-direction: column; gap: 10px;
  box-shadow: 0 2px 10px rgba(18, 48, 84, 0.05);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { border-color: var(--line); transform: translateY(-2px); box-shadow: var(--shadow); }
.card-tag {
  align-self: flex-start; font-size: 11px; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--accent);
  background: rgba(62, 124, 185, 0.09); border: 1px solid var(--line);
  padding: 4px 11px; border-radius: 999px;
}
.card-title { font-size: 20px; }
.card-desc { color: var(--ink-dim); font-size: 14px; flex: 1; margin: 0; }
.card-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; font-size: 13px; color: var(--ink-faint); }
.card-meta b { color: var(--ink-dim); font-weight: 600; }
.card-actions { display: flex; gap: 10px; margin-top: 8px; }
.card-actions .btn { flex: 1; }
.news-date { font-size: 12.5px; color: var(--ink-faint); letter-spacing: 0.06em; }
.news-link { font-size: 13px; font-weight: 600; margin-top: auto; }
.news-content { color: var(--ink-dim); font-size: 14px; flex: 1; white-space: pre-line; margin: 0; }
.card-empty {
  grid-column: 1 / -1; text-align: center; color: var(--ink-faint);
  padding: 48px 0; font-size: 14px;
}

/* filter bar */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 26px; }
.chip {
  border: 1px solid var(--line-soft); background: #ffffff; color: var(--ink-dim);
  font-size: 13px; font-weight: 600; padding: 7px 16px; border-radius: 999px; cursor: pointer;
  transition: all 0.18s ease;
}
.chip:hover { color: var(--ink); border-color: var(--line); }
.chip.active { background: rgba(62, 124, 185, 0.1); border-color: var(--accent); color: var(--accent-deep); }

/* events */
.event-list { display: flex; flex-direction: column; gap: 16px; }
.event-row {
  display: grid; grid-template-columns: 118px 1fr auto; gap: 24px; align-items: center;
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 20px 26px; box-shadow: 0 2px 10px rgba(18, 48, 84, 0.05);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.event-row:hover { border-color: var(--line); box-shadow: var(--shadow); }
.event-date { text-align: center; border-right: 1px solid var(--line-soft); padding-right: 20px; }
.event-date .d { font-family: var(--font-serif); font-size: 30px; color: var(--accent-deep); font-weight: 700; line-height: 1.1; }
.event-date .m { font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-faint); }
.event-info h3 { font-size: 19px; margin-bottom: 4px; }
.event-info p { color: var(--ink-dim); font-size: 13.5px; margin: 0; }
.event-side { display: flex; align-items: center; gap: 18px; }
.event-spots { font-size: 12.5px; color: var(--ink-faint); text-align: right; line-height: 1.5; }
.event-spots b { color: var(--ink-dim); font-size: 14px; }
.event-row.soldout { opacity: 0.6; }

/* ============ footer (brand navy, stays dark for contrast) ============ */
.site-footer { background: #0d2036; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding: 56px 22px 44px; }
.footer-brand p { color: #8ba3bd; font-size: 13px; margin-top: 12px; }
.footer-logo { width: 52px; height: 52px; opacity: 0.95; }
.footer-col h4 {
  font-family: var(--font-sans); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase;
  color: #b9dcf5; margin-bottom: 14px;
}
.footer-col p { color: #a8bccf; font-size: 13.5px; margin: 0 0 8px; }
.footer-col a { color: #a8bccf; }
.footer-col a:hover { color: #b9dcf5; }
.footer-base { border-top: 1px solid rgba(185, 220, 245, 0.14); padding: 18px 0; }
.footer-base span { color: #74899f; font-size: 12.5px; }

/* ============ modals ============ */
.modal { position: fixed; inset: 0; z-index: 100; display: none; }
.modal.open { display: block; }
.modal-backdrop {
  position: absolute; inset: 0; background: rgba(13, 32, 54, 0.42); backdrop-filter: blur(3px);
}
.modal-panel {
  position: relative; z-index: 2; margin: 8vh auto 0; width: min(480px, calc(100vw - 32px));
  max-height: 84vh; overflow-y: auto;
  background: var(--panel-2); border: 1px solid var(--line-soft); border-radius: 18px;
  box-shadow: var(--shadow); padding: 30px;
}
.modal-panel-wide { width: min(640px, calc(100vw - 32px)); }
.modal-close {
  position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--line-soft); background: rgba(20, 50, 90, 0.05);
  color: var(--ink-dim); font-size: 20px; cursor: pointer; line-height: 1;
}
.modal-close:hover { color: var(--ink); }
.modal-title { font-size: 24px; margin-bottom: 6px; }
.modal-sub { color: var(--ink-dim); font-size: 13.5px; margin-bottom: 20px; }

/* auth */
.auth-tabs { display: flex; gap: 6px; background: var(--field); padding: 5px; border-radius: 999px; margin-bottom: 22px; }
.auth-tab {
  flex: 1; border: none; background: transparent; color: var(--ink-dim);
  font-size: 13.5px; font-weight: 600; padding: 9px 0; border-radius: 999px; cursor: pointer;
}
.auth-tab.active { background: #ffffff; color: var(--accent-deep); box-shadow: 0 1px 4px rgba(18, 48, 84, 0.12); }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--ink-dim); margin-bottom: 7px; letter-spacing: 0.04em; }
.field input, .field select, .field textarea {
  width: 100%; background: var(--field); border: 1px solid var(--line-soft);
  border-radius: 10px; color: var(--ink); font-family: var(--font-sans); font-size: 14.5px;
  padding: 12px 14px; outline: none; transition: border-color 0.15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); }
.field input::placeholder { color: var(--ink-faint); }
.otp-row { display: flex; gap: 10px; }
.otp-row input { flex: 1; }
.auth-msg { font-size: 13px; margin: 12px 0 0; min-height: 18px; }
.auth-msg.err { color: var(--danger); }
.auth-msg.ok { color: var(--ok); }
.auth-note { font-size: 12px; color: var(--ink-faint); margin-top: 14px; }
.auth-userline {
  display: flex; align-items: center; gap: 10px; background: var(--field);
  border: 1px solid var(--line-soft); border-radius: 10px; padding: 12px 14px; margin-bottom: 18px;
}
.auth-avatar {
  width: 38px; height: 38px; border-radius: 50%; background: linear-gradient(135deg, var(--accent-bright), var(--accent-deep));
  color: #ffffff; font-weight: 700; display: flex; align-items: center; justify-content: center; font-size: 16px;
}
.auth-email { font-size: 14px; font-weight: 600; }

/* registration modal */
.reg-target {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--field); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 16px; margin-bottom: 20px;
}
.reg-target .rt-icon { font-size: 24px; }
.reg-target h3 { font-size: 17px; margin: 0 0 2px; }
.reg-target p { font-size: 12.5px; color: var(--ink-dim); margin: 0; }

/* my registrations */
.my-reg-list { display: flex; flex-direction: column; gap: 12px; }
.my-reg {
  display: flex; align-items: center; gap: 14px; background: var(--field);
  border: 1px solid var(--line-soft); border-radius: 12px; padding: 14px 16px;
}
.my-reg-icon { font-size: 24px; }
.my-reg-main { flex: 1; min-width: 0; }
.my-reg-main h4 { font-family: var(--font-sans); font-size: 14.5px; font-weight: 600; margin: 0 0 2px; }
.my-reg-main p { font-size: 12px; color: var(--ink-faint); margin: 0; }
.badge {
  font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 999px;
}
.badge-pending { background: rgba(62, 124, 185, 0.12); color: var(--accent-deep); }
.badge-approved { background: rgba(46, 139, 87, 0.12); color: var(--ok); }
.badge-cancelled { background: rgba(198, 91, 74, 0.12); color: var(--danger); }

/* confirm modal */
#confirm-body .modal-title { margin-bottom: 12px; }
#confirm-body .confirm-text { color: var(--ink-dim); font-size: 14.5px; margin-bottom: 22px; }
.confirm-actions { display: flex; gap: 12px; justify-content: flex-end; }

/* ============ toast ============ */
.toast-stack {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%);
  z-index: 200; display: flex; flex-direction: column; gap: 10px; align-items: center; pointer-events: none;
}
.toast {
  background: #ffffff; border: 1px solid var(--line); color: var(--ink);
  font-size: 14px; font-weight: 500; padding: 12px 22px; border-radius: 999px;
  box-shadow: var(--shadow); animation: toast-in 0.25s ease;
  max-width: min(520px, 90vw); text-align: center;
}
.toast.err { border-color: rgba(198, 91, 74, 0.55); }
@keyframes toast-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============ admin ============ */
.admin-header {
  position: sticky; top: 0; z-index: 60; background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px); border-bottom: 1px solid var(--line);
}
.admin-header-inner { display: flex; align-items: center; gap: 18px; height: 64px; }
.admin-badge {
  font-size: 10.5px; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
  color: #ffffff; background: var(--accent); padding: 4px 10px; border-radius: 6px;
}
.admin-tabs { display: flex; gap: 4px; margin-left: auto; background: var(--field); padding: 4px; border-radius: 999px; }
.admin-tab {
  border: none; background: transparent; color: var(--ink-dim); font-size: 13.5px; font-weight: 600;
  padding: 8px 18px; border-radius: 999px; cursor: pointer;
}
.admin-tab.active { background: #ffffff; color: var(--accent-deep); box-shadow: 0 1px 4px rgba(18, 48, 84, 0.12); }
.admin-logout {
  border: 1px solid var(--line-soft); background: transparent; color: var(--ink-dim);
  font-size: 12.5px; font-weight: 600; padding: 7px 14px; border-radius: 999px; cursor: pointer;
}
.admin-logout:hover { color: var(--danger); border-color: rgba(198, 91, 74, 0.4); }

.admin-view { display: none; }
.admin-view.active { display: block; }
.admin-card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 28px; margin-bottom: 24px; box-shadow: 0 2px 10px rgba(18, 48, 84, 0.05);
}
.admin-card h2 { font-size: 22px; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.admin-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: flex-end; }
.admin-row .field { flex: 1; min-width: 170px; margin-bottom: 0; }
.hint { font-size: 12px; color: var(--ink-faint); margin-top: 8px; }

.table-wrap { overflow-x: auto; border: 1px solid var(--line-soft); border-radius: 12px; }
table.data { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 640px; }
table.data th {
  text-align: left; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-faint); font-weight: 600; padding: 12px 16px;
  background: var(--field); border-bottom: 1px solid var(--line-soft);
}
table.data td { padding: 13px 16px; border-bottom: 1px solid var(--line-soft); color: var(--ink-dim); vertical-align: middle; }
table.data tr:last-child td { border-bottom: none; }
table.data td .primary { color: var(--ink); font-weight: 600; }
/* align-items 必须显式声明：默认 stretch 会把按钮拉高到与 .field(label+input) 等高而变形 */
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: flex-end; }
.row-actions > .btn, .row-actions > .mini-btn { flex: none; align-self: flex-end; }
/* 排序按钮（上移 / 下移） */
.sort-btn {
  border: 1px solid var(--line-soft); background: #ffffff; color: var(--ink-dim);
  font-size: 12.5px; line-height: 1; padding: 5px 9px; border-radius: 8px; cursor: pointer;
}
.sort-btn:hover:not(:disabled) { color: var(--accent-deep); border-color: var(--accent); }
.sort-btn:disabled { opacity: 0.32; cursor: not-allowed; }
.mini-btn {
  border: 1px solid var(--line-soft); background: #ffffff; color: var(--ink-dim);
  font-size: 12px; font-weight: 600; padding: 5px 11px; border-radius: 8px; cursor: pointer;
}
.mini-btn:hover { color: var(--ink); border-color: var(--line); }
.mini-btn.danger:hover { color: var(--danger); border-color: rgba(198, 91, 74, 0.5); }
.mini-btn.approve:hover { color: var(--ok); border-color: rgba(46, 139, 87, 0.5); }
.table-empty { padding: 30px; text-align: center; color: var(--ink-faint); font-size: 13.5px; }
table.data td.msg-cell { max-width: 340px; font-size: 13px; }

.settings-note {
  background: rgba(62, 124, 185, 0.08); border: 1px solid var(--line); border-radius: 10px;
  padding: 14px 16px; font-size: 13px; color: var(--ink-dim); margin-bottom: 18px;
}

/* sub-section inside an admin card (e.g. the AI block inside Settings) */
.settings-block {
  margin-top: 26px; padding-top: 24px; border-top: 1px solid var(--line-soft);
}
.settings-block h3 {
  font-size: 17px; margin-bottom: 14px; display: flex; align-items: center; gap: 8px;
  color: var(--ink);
}

/* site-content sub-tabs — each module on its own page, switched by tab */
.subtabs {
  display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 22px;
  border-bottom: 1px solid var(--line-soft); padding-bottom: 12px;
}
.subtab {
  border: 1px solid var(--line-soft); background: var(--panel); color: var(--ink-dim);
  font-size: 13px; font-weight: 600; padding: 8px 16px; border-radius: 10px; cursor: pointer;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.subtab:hover { color: var(--ink); border-color: var(--line); }
.subtab.active { background: var(--accent); color: #ffffff; border-color: var(--accent); }
.content-panel { display: none; }
.content-panel.active { display: block; }
.panel-title { font-size: 16px; margin: 2px 0 16px; color: var(--ink); }
.content-panel .field { max-width: 920px; }

/* ============ responsive ============ */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .event-row { grid-template-columns: 90px 1fr; }
  .event-side { grid-column: 1 / -1; justify-content: space-between; padding-left: 112px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
/* 导航栏 6 项（含 HOME）：中宽屏幕收一收间距，避免和右侧按钮挤到换行 */
@media (max-width: 1120px) {
  .header-inner { gap: 18px; }
  .main-nav { gap: 17px; }
  .main-nav a { font-size: 13.5px; letter-spacing: 0.02em; }
}
@media (max-width: 960px) {
  .header-inner { gap: 14px; }
  .main-nav { gap: 13px; }
  .main-nav a { font-size: 13px; }
}
@media (max-width: 640px) {
  .main-nav {
    position: fixed; top: 74px; left: 0; right: 0; z-index: 55;
    flex-direction: column; gap: 0; background: #ffffff;
    border-bottom: 1px solid var(--line-soft); padding: 8px 0;
    display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 13px 24px; }
  .icon-btn { display: flex; }
  .header-actions .btn { display: none; }
  .card-grid { grid-template-columns: 1fr; }
  .hero { padding: 72px 0 64px; }
  .hero-stats { gap: 30px; }
  .event-row { grid-template-columns: 1fr; gap: 10px; }
  .event-date { text-align: left; border-right: none; padding-right: 0; display: flex; gap: 8px; align-items: baseline; }
  .event-side { padding-left: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .admin-tabs { margin-left: 0; overflow-x: auto; }
  .modal-panel { padding: 22px; }
}

/* admin adapts to wider / narrower viewports */
@media (max-width: 1180px) {
  .admin-main { padding-left: clamp(18px, 3vw, 40px); padding-right: clamp(18px, 3vw, 40px); }
}
@media (max-width: 980px) {
  .admin-header-inner { flex-wrap: wrap; height: auto; padding: 12px 0; gap: 12px; }
  .admin-tabs { margin-left: 0; width: 100%; order: 3; overflow-x: auto; }
  .admin-logout { margin-left: auto; }
  .admin-card { padding: 22px; }
  .content-panel .field { max-width: none; }
}
@media (max-width: 560px) {
  .admin-card h2 { font-size: 19px; }
  .subtab { padding: 7px 13px; font-size: 12px; }
  .admin-row .field { min-width: 140px; }
}

/* ============ refinement pass — hero grid, ornament, motion ============ */
.hero-grid {
  display: grid; grid-template-columns: 1.12fr 0.88fr; gap: 48px;
  align-items: center; position: relative;
}
.hero-copy { position: relative; z-index: 2; }
.hero-art { position: relative; z-index: 1; display: flex; justify-content: center; }
.hero-illustration {
  width: min(520px, 100%);
  filter: drop-shadow(0 24px 44px rgba(23, 64, 107, 0.12));
  animation: art-in 1s 0.25s both ease-out;
}
/* staged entrance for hero copy */
.hero-copy > * { animation: rise-in 0.8s both ease-out; }
.hero-copy > *:nth-child(2) { animation-delay: 0.1s; }
.hero-copy > *:nth-child(3) { animation-delay: 0.2s; }
.hero-copy > *:nth-child(4) { animation-delay: 0.32s; }
.hero-copy > *:nth-child(5) { animation-delay: 0.46s; }
@keyframes rise-in {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes art-in {
  from { opacity: 0; transform: translateY(24px) scale(0.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* section heading ornament — short gradient rule under the title */
.head-rule {
  display: block; width: 64px; height: 2px; margin-top: 20px;
  background: linear-gradient(90deg, var(--accent) 0%, rgba(62, 124, 185, 0.12) 100%);
  border-radius: 2px;
}
/* title row with a right-aligned "more" link */
.section-title-row { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; }
.section-more {
  font-family: var(--font-sans); font-size: 14px; font-weight: 600; letter-spacing: 0.02em;
  color: var(--accent); white-space: nowrap; flex: none;
}
.section-more:hover { color: var(--accent-deep); }

/* clickable news cards */
.news-card-link { cursor: pointer; }
.news-card-link:hover .card-title { color: var(--accent-deep); }
.news-card-link .news-link { margin-top: auto; }

/* news detail view —— 正文容器比原先更宽（780px → 1040px），长文与图片更舒展 */
.news-detail-wrap { max-width: 1040px; }
.news-detail {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 52px 60px; box-shadow: 0 2px 14px rgba(18, 48, 84, 0.06);
}
.news-detail-title { font-size: clamp(28px, 3.4vw, 40px); margin: 16px 0 8px; letter-spacing: 0.005em; }
.news-detail-meta {
  color: var(--ink-faint); font-size: 13.5px; letter-spacing: 0.06em; margin: 0 0 24px;
  padding-bottom: 20px; border-bottom: 1px solid var(--line-soft);
}
.news-detail-content p { color: var(--ink-dim); font-size: 16px; line-height: 1.78; margin: 0 0 1em; }
.news-detail-content p:last-child { margin-bottom: 0; }

/* ============ contact page ============ */
.contact-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 48px; align-items: start; }
.contact-info .section-head { margin-bottom: 28px; }
.contact-info-card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 10px 26px; box-shadow: 0 2px 10px rgba(18, 48, 84, 0.05);
}
.ci-row {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 18px 0; border-bottom: 1px solid var(--line-soft);
}
.ci-row:last-child { border-bottom: none; padding-bottom: 18px; }
.ci-icon {
  width: 44px; height: 44px; border-radius: 12px; flex: none;
  background: rgba(62, 124, 185, 0.1); border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center; font-size: 19px;
}
.ci-text { display: flex; flex-direction: column; gap: 2px; }
.ci-label {
  font-size: 11px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-faint);
}
.ci-text a { font-size: 15.5px; font-weight: 600; color: var(--ink); }
.ci-text a:hover { color: var(--accent); }
.ci-text span { font-size: 14.5px; color: var(--ink-dim); }
.contact-note {
  margin-top: 20px; font-size: 13px; color: var(--ink-faint);
  background: var(--bg-alt); border: 1px solid var(--line-soft); border-radius: 10px;
  padding: 12px 16px;
}
.contact-form-card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 36px 38px; box-shadow: var(--shadow);
}
.cf-title { font-size: 26px; margin-bottom: 8px; }
.cf-sub { color: var(--ink-dim); font-size: 14px; margin-bottom: 24px; }
.cf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cf-row .field { margin-bottom: 0; }
.contact-form-card .field { margin-bottom: 16px; }
.contact-form-card textarea {
  width: 100%; resize: vertical; min-height: 110px;
  border: 1px solid var(--line-soft); border-radius: 10px;
  padding: 11px 13px; font-family: var(--font-sans); font-size: 14px;
  background: var(--field); color: var(--ink);
}
.contact-form-card textarea:focus { outline: none; border-color: var(--accent); background: #ffffff; }
.contact-success { text-align: center; padding: 24px 0; }
.cs-icon {
  width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 18px;
  background: rgba(46, 139, 87, 0.12); border: 1px solid rgba(46, 139, 87, 0.4);
  color: var(--ok); font-size: 28px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.contact-cta { padding: 72px 0; }
.cta-grid {
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  background: linear-gradient(120deg, var(--accent-deep) 0%, var(--accent) 100%);
  border-radius: 18px; padding: 40px 48px; color: #ffffff;
}
.cta-copy h2 { color: #ffffff; font-size: 26px; margin-bottom: 8px; }
.cta-copy p { color: rgba(255, 255, 255, 0.85); font-size: 14.5px; margin: 0; max-width: 520px; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; flex: none; }
.cta-actions .btn { background: #ffffff; color: var(--accent-deep); border-color: #ffffff; }
.cta-actions .btn:hover { filter: brightness(0.96); color: var(--accent-deep); }
.cta-actions .btn-outline { background: transparent; color: #ffffff; border-color: rgba(255, 255, 255, 0.7); }
.cta-actions .btn-outline:hover { background: rgba(255, 255, 255, 0.12); color: #ffffff; }

/* scroll reveal */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s ease; }
[data-reveal].revealed { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  [data-reveal], .hero-copy > *, .hero-illustration { animation: none !important; transition: none !important; opacity: 1 !important; transform: none !important; }
}

/* typographic polish */
.section-title { letter-spacing: 0.005em; }
.card-title { letter-spacing: 0.01em; }
.hero-lead { letter-spacing: 0.005em; }

/* card & event micro-detail: top hairline on hover */
.card, .feature-card, .event-row { position: relative; }
.card::before, .feature-card::before, .event-row::before {
  content: ""; position: absolute; top: 0; left: 24px; right: 24px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(62, 124, 185, 0.5), transparent);
  opacity: 0; transition: opacity 0.25s ease;
}
.card:hover::before, .feature-card:hover::before, .event-row:hover::before { opacity: 1; }

/* stat numbers get a subtle divider treatment */
.stat + .stat { border-left: 1px solid var(--line-soft); padding-left: 34px; }
.stat:first-child { border-left: none; }

/* modal entrance */
.modal.open .modal-panel { animation: modal-in 0.28s ease-out; }
@keyframes modal-in {
  from { opacity: 0; transform: translateY(14px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* logo in header gains a soft ring */
.brand-logo { box-shadow: 0 0 0 1px var(--line-soft); background: #ffffff; }

/* hero grid responsive: stack under 960px, art below copy */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 34px; }
  .hero-art { order: 2; }
  .hero-illustration { width: min(420px, 86%); }
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .cta-grid { flex-direction: column; align-items: flex-start; padding: 32px 30px; }
}
@media (max-width: 640px) {
  .stat + .stat { padding-left: 22px; }
  .hero-stats { gap: 26px; }
  .card::before, .feature-card::before, .event-row::before { left: 16px; right: 16px; }
  .cf-row { grid-template-columns: 1fr; }
  .contact-form-card { padding: 26px 22px; }
}

/* ===== Admin full-page item editor (动态管理) ===== */
.item-editor {
  position: fixed; inset: 0; z-index: 200;
  background: var(--bg); display: flex; flex-direction: column;
}
.editor-bar {
  display: flex; align-items: center; gap: 12px;
  padding: 12px clamp(16px, 3vw, 40px);
  background: var(--panel-2); border-bottom: 1px solid var(--line);
  position: sticky; top: 0;
}
.editor-title {
  font-weight: 600; font-size: 16px; flex: 1; min-width: 0;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.editor-actions { display: flex; gap: 10px; flex: none; }
.editor-body {
  flex: 1; overflow: auto; width: 100%; max-width: 1180px; margin: 0 auto;
  padding: clamp(18px, 3vw, 40px);
}
.editor-section {
  background: var(--panel-2); border: 1px solid var(--line);
  border-radius: 14px; padding: 22px; margin-bottom: 18px;
}
.editor-grid { display: flex; flex-wrap: wrap; gap: 14px; }
.editor-grid .field { flex: 1; min-width: 200px; margin-bottom: 0; }
.rt-head { font-weight: 600; margin-bottom: 12px; color: var(--ink); }
.rt-row { align-items: flex-start; }
.rt-col { flex: 1; min-width: 260px; }
.rt-col label { display: block; margin-bottom: 6px; color: var(--ink-faint); font-size: 13px; font-weight: 600; }
.quill-wrap { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: #ffffff; }
.ql-toolbar.ql-snow { border: none; border-bottom: 1px solid var(--line); }
.ql-container.ql-snow { border: none; min-height: 220px; font-size: 15px; }
.ql-editor { min-height: 220px; }
.ql-editor.ql-blank::before { color: #9aa3ad; font-style: normal; }
.cover-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.cover-file { flex: 1; min-width: 200px; }
.cover-hint { color: var(--ink-faint); font-size: 12.5px; }
.cover-preview { margin-top: 14px; }
.cover-preview img { max-width: 320px; max-height: 200px; border-radius: 10px; border: 1px solid var(--line); display: block; }
@media (max-width: 720px) {
  .rt-row { flex-direction: column; }
  .rt-col { width: 100%; }
  .editor-actions .btn { padding: 8px 14px; font-size: 13px; }
}

/* ===== Public: cover images + rich text body ===== */
.news-card-img, .card-img {
  width: 100%; height: 168px; object-fit: cover;
  border-radius: 12px; margin-bottom: 14px; display: block; background: var(--bg-alt);
}
.card-img { height: 150px; margin-bottom: 12px; }
.news-detail-cover {
  width: 100%; max-height: 480px; object-fit: cover;
  border-radius: 16px; margin: 20px 0 30px; display: block;
}
.news-detail-content { line-height: 1.78; }
.news-detail-content h1, .news-detail-content h2, .news-detail-content h3 {
  margin: 1.1em 0 0.5em; line-height: 1.3; letter-spacing: 0.005em; color: var(--ink);
}
.news-detail-content h2 { font-size: 25px; }
.news-detail-content h3 { font-size: 21px; }
.news-detail-content p { color: var(--ink-dim); font-size: 17px; line-height: 1.85; margin: 0 0 1em; }
.news-detail-content ul, .news-detail-content ol {
  margin: 0 0 1em; padding-left: 1.4em; color: var(--ink-dim); font-size: 17px;
}
.news-detail-content li { margin: 0.3em 0; }
.news-detail-content blockquote {
  margin: 0 0 1em; padding: 10px 18px; border-left: 4px solid var(--accent);
  background: var(--bg-alt); border-radius: 0 10px 10px 0; color: var(--ink);
}
.news-detail-content a { color: var(--accent); text-decoration: underline; }
.news-detail-content img { max-width: 100%; border-radius: 12px; margin: 1.1em 0; }
.news-detail-content strong { font-weight: 700; color: var(--ink); }
/* 正文内嵌入自己的图片时，超出文字列宽做「出血」展示，配合加宽后的容器 */
@media (min-width: 861px) {
  .news-detail-content > figure, .news-detail-content > p > img:only-child { margin-left: 0; margin-right: 0; }
}
@media (max-width: 860px) {
  .news-detail { padding: 30px 24px; }
  .news-detail-content p, .news-detail-content ul, .news-detail-content ol { font-size: 16px; }
}

/* ===== Admin: AI config + translate ===== */
.admin-view[data-view="ai"] .field { max-width: 680px; }
.ai-gen-bar { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
#ai-gen:disabled { opacity: 0.6; cursor: not-allowed; }
.ai-gen-status { font-size: 13px; color: var(--ink-dim); }
.ai-gen-status:empty { display: none; }
.settings-note.ok { color: var(--ok); }
.settings-note.err { color: var(--danger); }
#ai-test-result:empty { display: none; }