/* ============================================================
   巨量星辰 · 企业AI服务官网  Global Stylesheet
   视觉体系：深藏蓝 × 鎏金 × 云白 —— 简约大气 / 高端商务
   ============================================================ */
:root {
  --ink: #0A1A33;
  --ink-2: #122A52;
  --ink-soft: #3D4A63;
  --text: #26324A;
  --muted: #6B7688;
  --gold: #C6A15B;
  --gold-deep: #A9843F;
  --gold-soft: rgba(198, 161, 91, 0.14);
  --blue: #1D4ED8;
  --cyan: #0EA5E9;
  --bg: #FBFBF9;
  --bg-alt: #F4F5F2;
  --card: #FFFFFF;
  --line: #E6E4DE;
  --radius: 14px;
  --shadow: 0 18px 50px -22px rgba(10, 26, 51, 0.25);
  --font-display: "Source Han Serif SC", "Noto Serif SC", "STZhongsong", "SimSun", Georgia, serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, 92%); margin: 0 auto; }

/* ---------- 顶部信息条 ---------- */
.topbar {
  background: var(--ink);
  color: rgba(255,255,255,0.82);
  font-size: 13px;
  letter-spacing: 0.4px;
}
.topbar .container {
  display: flex; justify-content: space-between; align-items: center;
  padding: 7px 0;
}
.topbar b { color: var(--gold); font-weight: 600; }

/* ---------- 导航 ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 0;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 10px;
  background: linear-gradient(135deg, var(--ink) 0%, #1E3A6E 60%, #2C5AA8 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-family: var(--font-display);
  font-size: 20px; font-weight: 700;
  box-shadow: inset 0 0 0 1px rgba(198,161,91,0.4);
}
.brand-name { font-family: var(--font-display); font-size: 20px; color: var(--ink); font-weight: 700; letter-spacing: 2px; }
.brand-sub { font-size: 11px; color: var(--muted); letter-spacing: 3px; text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a {
  font-size: 15px; color: var(--ink-soft); font-weight: 500;
  padding: 6px 2px; position: relative; transition: color .25s;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 2px; background: var(--gold); transition: width .3s;
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-cta { display: flex; align-items: center; gap: 12px; }

/* 用户状态区 */
#authArea { display: flex; align-items: center; gap: 12px; }
.user-chip {
  display: flex; align-items: center; gap: 8px;
  background: var(--gold-soft); border: 1px solid rgba(198,161,91,0.35);
  border-radius: 999px; padding: 6px 14px 6px 8px;
  font-size: 13px; color: var(--ink); max-width: 220px;
}
.user-chip .avatar {
  width: 26px; height: 26px; border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-deep));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; flex-shrink: 0;
}
.user-chip .uname { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.link-quiet { background: none; border: none; color: var(--muted); font-size: 13px; cursor: pointer; }
.link-quiet:hover { color: var(--ink); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 28px; border-radius: 8px; font-size: 15px; font-weight: 600;
  cursor: pointer; transition: all .28s; border: 1px solid transparent;
  font-family: var(--font-body);
}
.btn-gold { background: linear-gradient(135deg, #D6B273, var(--gold-deep)); color: #fff; box-shadow: 0 10px 24px -10px rgba(169,132,63,0.6); }
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -10px rgba(169,132,63,0.7); }
.btn-outline { border-color: rgba(255,255,255,0.45); color: #fff; background: transparent; }
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; }
.btn-ink { background: var(--ink); color: #fff; }
.btn-ink:hover { background: var(--ink-2); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-deep); }
.btn-sm { padding: 8px 18px; font-size: 14px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none !important; }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(46,90,168,0.55), transparent 60%),
    radial-gradient(700px 420px at 8% 110%, rgba(198,161,91,0.16), transparent 60%),
    linear-gradient(160deg, #081428 0%, var(--ink) 45%, #10264D 100%);
  color: #fff; position: relative; overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(800px 500px at 70% 30%, #000 30%, transparent 75%);
}
.hero-inner { position: relative; padding: 108px 0 96px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid rgba(198,161,91,0.55); color: #E8CD96;
  border-radius: 999px; padding: 6px 18px; font-size: 13px; letter-spacing: 3px;
  margin-bottom: 28px;
}
.hero h1 {
  font-family: var(--font-display); font-size: clamp(34px, 4.6vw, 58px);
  line-height: 1.28; font-weight: 700; letter-spacing: 2px; max-width: 820px;
}
.hero h1 .gold {
  background: linear-gradient(120deg, #EAD199, var(--gold) 55%, #B98F45);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead {
  margin-top: 26px; font-size: 18px; color: rgba(255,255,255,0.78);
  max-width: 640px; letter-spacing: 0.5px;
}
.hero-actions { margin-top: 40px; display: flex; gap: 16px; flex-wrap: wrap; }

.hero-stats {
  margin-top: 72px; display: flex;
}
.hero-stats .stat {
  flex: 1; text-align: center; padding: 22px 12px; position: relative;
}
.hero-stats .stat + .stat::before {
  content: ""; position: absolute; left: 0; top: 50%;
  transform: translateY(-50%); height: 58%; width: 1px;
  background: linear-gradient(180deg, transparent, rgba(198,161,91,0.45), transparent);
}
.hero-stats .num {
  font-family: var(--font-display); font-size: 38px; font-weight: 700;
  color: var(--gold); letter-spacing: 1px;
  text-shadow: 0 0 26px rgba(198,161,91,0.35);
}
.hero-stats .num small { font-size: 16px; margin-left: 2px; }
.hero-stats .lab { font-size: 13px; color: rgba(255,255,255,0.66); margin-top: 6px; letter-spacing: 2px; }

/* 内页 Hero */
.page-hero {
  background:
    radial-gradient(900px 380px at 80% -20%, rgba(46,90,168,0.5), transparent 60%),
    linear-gradient(160deg, #081428, var(--ink) 55%, #122A52);
  color: #fff; position: relative; overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(700px 420px at 60% 40%, #000 30%, transparent 75%);
}
.page-hero .hero-inner { padding: 78px 0 66px; }
.page-hero h1 { font-family: var(--font-display); font-size: clamp(28px, 3.6vw, 42px); letter-spacing: 3px; }
.page-hero p { margin-top: 16px; color: rgba(255,255,255,0.7); max-width: 640px; }
.crumbs { font-size: 13px; color: rgba(255,255,255,0.55); letter-spacing: 1px; margin-bottom: 18px; }
.crumbs a:hover { color: var(--gold); }

/* ---------- 区块 ---------- */
.section { padding: 96px 0; }
.section.alt { background: var(--bg-alt); }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.sec-eyebrow {
  color: var(--gold-deep); font-size: 13px; letter-spacing: 5px;
  text-transform: uppercase; margin-bottom: 14px; font-weight: 600;
}
.sec-head h2 {
  font-family: var(--font-display); font-size: clamp(26px, 3vw, 36px);
  color: var(--ink); letter-spacing: 2px; line-height: 1.4;
}
.sec-head .rule {
  width: 56px; height: 2px; margin: 22px auto;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.sec-head p { color: var(--muted); font-size: 16px; }

/* 卡片 */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 36px 30px;
  transition: transform .3s, box-shadow .3s, border-color .3s;
  position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(198,161,91,0.4); }
.card .ico {
  width: 54px; height: 54px; border-radius: 12px; margin-bottom: 22px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--ink), #2C5AA8); color: var(--gold);
}
.card .ico svg { width: 26px; height: 26px; }
.card h3 { font-size: 19px; color: var(--ink); margin-bottom: 12px; letter-spacing: 1px; font-family: var(--font-display); }
.card p { font-size: 14.5px; color: var(--muted); }
.card .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 20px; font-size: 14px; color: var(--gold-deep); font-weight: 600; }
.card .more:hover { gap: 10px; transition: gap .25s; }
.card .idx {
  position: absolute; top: 22px; right: 26px;
  font-family: var(--font-display); font-size: 44px; color: rgba(10,26,51,0.06); font-weight: 700;
}

/* 服务编号卡（首页四大板块） */
.svc-card { border-top: 3px solid transparent; }
.svc-card:hover { border-top-color: var(--gold); }

/* 方法论步骤 */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: step; }
.step { text-align: center; padding: 0 26px; position: relative; }
.step:not(:last-child)::after {
  content: ""; position: absolute; right: 0; top: 18%; height: 64%;
  width: 1px; background: var(--line);
}
.step .dot {
  width: 62px; height: 62px; margin: 0 auto 20px; border-radius: 50%;
  border: 1px solid var(--gold); background: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 22px; color: var(--gold-deep); font-weight: 700;
}
.step h4 { font-size: 17px; color: var(--ink); margin-bottom: 10px; letter-spacing: 1px; }
.step p { font-size: 13.5px; color: var(--muted); }

/* 见证 */
.quote-card { display: flex; flex-direction: column; }
.quote-card .mark { font-family: var(--font-display); font-size: 52px; line-height: 1; color: var(--gold); opacity: .55; }
.quote-card blockquote { font-size: 15px; color: var(--text); margin: 14px 0 24px; flex: 1; }
.quote-card .who { border-top: 1px solid var(--line); padding-top: 16px; }
.quote-card .who b { display: block; color: var(--ink); font-size: 14px; }
.quote-card .who span { font-size: 12.5px; color: var(--muted); }

/* CTA band */
.cta-band {
  background:
    radial-gradient(800px 320px at 15% 0%, rgba(198,161,91,0.28), transparent 55%),
    linear-gradient(140deg, #081428, var(--ink) 50%, #16305E);
  color: #fff; text-align: center; padding: 88px 0;
}
.cta-band h2 { font-family: var(--font-display); font-size: clamp(24px, 3vw, 34px); letter-spacing: 2px; }
.cta-band p { margin-top: 14px; color: rgba(255,255,255,0.72); }
.cta-band .hero-actions { justify-content: center; margin-top: 34px; }

/* ---------- 服务详情页 ---------- */
.svc-block { padding: 84px 0; border-bottom: 1px solid var(--line); }
.svc-block:last-of-type { border-bottom: none; }
.svc-block .head { display: flex; align-items: center; gap: 20px; margin-bottom: 34px; }
.svc-block .head .ico {
  width: 60px; height: 60px; border-radius: 14px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--ink), #2C5AA8);
  display: flex; align-items: center; justify-content: center; color: var(--gold);
}
.svc-block .head .ico svg { width: 30px; height: 30px; }
.svc-block h2 { font-family: var(--font-display); font-size: 27px; color: var(--ink); letter-spacing: 1px; }
.svc-block .head p { color: var(--muted); font-size: 14px; letter-spacing: 2px; text-transform: uppercase; }
.svc-cols { display: grid; grid-template-columns: 1.1fr 1fr; gap: 44px; align-items: start; }
.svc-desc p { color: var(--text); font-size: 15.5px; margin-bottom: 14px; }
.svc-desc ul { list-style: none; margin-top: 18px; }
.svc-desc ul li {
  padding: 10px 0 10px 26px; position: relative; font-size: 14.5px; color: var(--ink-soft);
  border-bottom: 1px dashed var(--line);
}
.svc-desc ul li::before {
  content: ""; position: absolute; left: 2px; top: 17px;
  width: 7px; height: 7px; background: var(--gold); transform: rotate(45deg);
}
.svc-panel {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; box-shadow: var(--shadow);
}
.svc-panel h4 { font-size: 15px; color: var(--ink); letter-spacing: 2px; margin-bottom: 18px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.agenda { display: flex; flex-direction: column; gap: 14px; }
.agenda .day {
  display: flex; gap: 16px; padding: 14px 16px; border-radius: 10px;
  background: var(--bg-alt); border: 1px solid var(--line);
}
.agenda .day .d {
  flex-shrink: 0; width: 52px; height: 52px; border-radius: 10px;
  background: linear-gradient(135deg, var(--gold), var(--gold-deep)); color: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-size: 11px; letter-spacing: 1px;
}
.agenda .day .d b { font-size: 17px; line-height: 1.1; }
.agenda .day h5 { font-size: 14.5px; color: var(--ink); }
.agenda .day p { font-size: 12.5px; color: var(--muted); margin-top: 2px; }

/* 模式卡 */
.mode-card { text-align: left; }
.mode-card .price {
  margin-top: 18px; font-family: var(--font-display); font-size: 22px; color: var(--gold-deep); font-weight: 700;
}
.mode-card .price span { font-size: 12.5px; color: var(--muted); font-family: var(--font-body); font-weight: 400; letter-spacing: 1px; margin-left: 6px; }

/* ---------- 关于我们 ---------- */
.about-lead { display: grid; grid-template-columns: 1.15fr 1fr; gap: 52px; align-items: center; }
.about-lead h2 { font-family: var(--font-display); font-size: 30px; color: var(--ink); letter-spacing: 2px; margin-bottom: 22px; }
.about-lead p { color: var(--text); margin-bottom: 14px; font-size: 15.5px; }
.about-visual {
  border-radius: 18px; padding: 44px 36px; color: #fff;
  background:
    radial-gradient(500px 240px at 90% 0%, rgba(198,161,91,0.35), transparent 60%),
    linear-gradient(150deg, #081428, var(--ink) 60%, #16305E);
  box-shadow: var(--shadow);
}
.about-visual .row { display: flex; justify-content: space-between; padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,0.12); }
.about-visual .row:last-child { border-bottom: none; }
.about-visual .row .k { color: rgba(255,255,255,0.65); font-size: 13.5px; letter-spacing: 1px; }
.about-visual .row .v { font-family: var(--font-display); font-size: 24px; color: var(--gold); font-weight: 700; }

.value-grid .card h3 { display: flex; align-items: center; gap: 10px; }
.value-grid .card h3 .no { color: var(--gold); font-size: 15px; }

/* ---------- 联系我们 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 40px; align-items: start; }
.info-card {
  background: var(--ink); color: #fff; border-radius: var(--radius);
  padding: 40px 36px; box-shadow: var(--shadow);
}
.info-card h3 { font-family: var(--font-display); font-size: 21px; letter-spacing: 2px; margin-bottom: 8px; }
.info-card .sub { color: rgba(255,255,255,0.6); font-size: 13.5px; margin-bottom: 30px; }
.info-item { display: flex; gap: 16px; padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
.info-item:last-of-type { border-bottom: none; }
.info-item .ico {
  width: 42px; height: 42px; border-radius: 10px; flex-shrink: 0;
  background: rgba(198,161,91,0.16); border: 1px solid rgba(198,161,91,0.4);
  display: flex; align-items: center; justify-content: center; color: var(--gold);
}
.info-item .ico svg { width: 20px; height: 20px; }
.info-item b { display: block; font-size: 14px; color: #E8CD96; letter-spacing: 1px; margin-bottom: 3px; }
.info-item p { font-size: 14px; color: rgba(255,255,255,0.82); }

.form-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 42px 40px; box-shadow: var(--shadow);
}
.form-card h3 { font-family: var(--font-display); font-size: 21px; color: var(--ink); letter-spacing: 2px; }
.form-card .sub { color: var(--muted); font-size: 13.5px; margin: 8px 0 28px; }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.f-group { margin-bottom: 18px; }
.f-group label { display: block; font-size: 13.5px; color: var(--ink); font-weight: 600; margin-bottom: 7px; }
.f-group label .req { color: #C0392B; margin-left: 3px; }
.f-group input, .f-group select, .f-group textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line);
  border-radius: 8px; font-size: 14.5px; color: var(--text);
  background: var(--bg); font-family: var(--font-body);
  transition: border-color .25s, box-shadow .25s;
}
.f-group input:focus, .f-group select:focus, .f-group textarea:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(198,161,91,0.15);
}
.f-group textarea { resize: vertical; min-height: 110px; }
.f-hint { font-size: 12px; color: var(--muted); margin-top: 6px; }
.file-zone {
  border: 1.5px dashed var(--line); border-radius: 10px; padding: 22px;
  text-align: center; color: var(--muted); font-size: 13.5px; cursor: pointer;
  transition: border-color .25s, background .25s; background: var(--bg);
}
.file-zone:hover { border-color: var(--gold); background: var(--gold-soft); }
.file-zone.has-file { border-style: solid; border-color: var(--gold); color: var(--gold-deep); background: var(--gold-soft); }
.form-msg { margin-top: 16px; padding: 13px 16px; border-radius: 8px; font-size: 14px; display: none; }
.form-msg.ok { display: block; background: #EDF7EE; color: #1E7A33; border: 1px solid #BFE3C6; }
.form-msg.err { display: block; background: #FDF0EF; color: #B03A2E; border: 1px solid #F2C6C0; }

.login-wall {
  text-align: center; padding: 46px 30px; background: var(--bg-alt);
  border: 1px dashed var(--line); border-radius: 12px; margin-bottom: 26px;
}
.login-wall .lock { font-size: 30px; margin-bottom: 10px; }
.login-wall p { color: var(--muted); font-size: 14px; margin-bottom: 20px; }

.records { margin-top: 64px; }
.records h3 { font-family: var(--font-display); font-size: 20px; color: var(--ink); letter-spacing: 2px; margin-bottom: 20px; }
.rec-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); font-size: 14px; }
.rec-table th {
  background: var(--ink); color: #E8CD96; text-align: left; padding: 14px 16px;
  font-weight: 600; letter-spacing: 1px; font-size: 13px;
}
.rec-table td { padding: 13px 16px; border-bottom: 1px solid var(--line); color: var(--text); }
.rec-table tr:last-child td { border-bottom: none; }
.rec-table .tag {
  display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px;
  background: var(--gold-soft); color: var(--gold-deep); border: 1px solid rgba(198,161,91,0.35);
}
.rec-empty { text-align: center; color: var(--muted); padding: 40px; background: #fff; border: 1px dashed var(--line); border-radius: 12px; font-size: 14px; }

/* ---------- 登录弹窗 ---------- */
.modal-mask {
  position: fixed; inset: 0; z-index: 300; display: none;
  background: rgba(8, 20, 40, 0.6); backdrop-filter: blur(6px);
  align-items: center; justify-content: center; padding: 20px;
}
.modal-mask.open { display: flex; }
.modal {
  background: #fff; border-radius: 18px; width: 100%; max-width: 420px;
  padding: 40px 38px 34px; position: relative;
  box-shadow: 0 40px 90px -20px rgba(0,0,0,0.45);
  animation: pop .28s ease;
  max-height: 92vh; overflow-y: auto;
}
@keyframes pop { from { transform: translateY(14px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal .close {
  position: absolute; top: 16px; right: 18px; border: none; background: none;
  font-size: 22px; color: var(--muted); cursor: pointer; line-height: 1;
}
.modal .close:hover { color: var(--ink); }
.modal .m-brand { text-align: center; margin-bottom: 24px; }
.modal .m-brand .brand-mark { margin: 0 auto 12px; }
.modal .m-brand h3 { font-family: var(--font-display); color: var(--ink); font-size: 20px; letter-spacing: 2px; }
.modal .m-brand p { font-size: 12.5px; color: var(--muted); margin-top: 4px; }
.m-tabs { display: flex; border-bottom: 1px solid var(--line); margin-bottom: 24px; }
.m-tabs button {
  flex: 1; background: none; border: none; padding: 12px 4px; font-size: 14.5px;
  color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; font-family: var(--font-body);
}
.m-tabs button.on { color: var(--ink); font-weight: 600; border-bottom-color: var(--gold); }
.m-pane { display: none; }
.m-pane.on { display: block; }
.m-pane .f-group { margin-bottom: 15px; }
.m-pane input { background: var(--bg); }
.code-row { display: flex; gap: 10px; }
.code-row input { flex: 1; }
.code-row .btn { white-space: nowrap; padding: 0 16px; font-size: 13.5px; }
.m-extra { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; font-size: 13px; }
.m-extra a { color: var(--gold-deep); cursor: pointer; }
.m-foot { margin-top: 20px; text-align: center; font-size: 12.5px; color: var(--muted); }

/* ---------- 页脚 ---------- */
.footer { background: #07101F; color: rgba(255,255,255,0.62); padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 52px; }
.footer h5 { color: #fff; font-size: 15px; letter-spacing: 2px; margin-bottom: 18px; font-family: var(--font-display); }
.footer .brand-name { color: #fff; }
.footer .brand-sub { color: rgba(255,255,255,0.4); }
.footer p, .footer a { font-size: 13.5px; line-height: 2.1; }
.footer a:hover { color: var(--gold); }
.footer ul { list-style: none; }
.footer .copy {
  border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0;
  font-size: 12.5px; color: rgba(255,255,255,0.35);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
}
.footer .gold-phone { color: var(--gold); font-size: 20px; font-family: var(--font-display); letter-spacing: 1px; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .grid-3, .grid-4, .steps { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { flex-wrap: wrap; }
  .hero-stats .stat { flex: 1 1 40%; }
  .hero-stats .stat:nth-child(3)::before { display: none; }
  .svc-cols, .about-lead, .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  .grid-3, .grid-4, .grid-2, .steps, .f-row { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .hero-inner { padding: 72px 0 60px; }
  .topbar .container span:last-child { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   V2 · 品牌高级感升级
   ============================================================ */

/* ---------- Hero 升级：浮层装饰 ---------- */
.hero-inner { position: relative; }
.hero .orb {
  position: absolute; border-radius: 50%; filter: blur(70px);
  pointer-events: none; opacity: .5;
}
.hero .orb-1 { width: 420px; height: 420px; background: rgba(45,100,200,.45); top: -80px; right: -60px; }
.hero .orb-2 { width: 300px; height: 300px; background: rgba(198,161,91,.28); bottom: -60px; left: 30%; }
.hero-floats { position: absolute; right: 4%; top: 16%; width: 300px; z-index: 2; }
.float-card {
  background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.16);
  backdrop-filter: blur(12px); border-radius: 14px; padding: 16px 18px;
  margin-bottom: 16px; animation: floaty 6s ease-in-out infinite;
  box-shadow: 0 20px 40px -18px rgba(0,0,0,.5);
}
.float-card:nth-child(2) { animation-delay: -2s; transform: translateX(26px); }
.float-card:nth-child(3) { animation-delay: -4s; transform: translateX(-14px); }
.float-card .fc-top { display: flex; align-items: center; gap: 10px; }
.float-card .fc-ico {
  width: 34px; height: 34px; border-radius: 9px; flex-shrink: 0;
  background: linear-gradient(135deg, rgba(198,161,91,.9), rgba(169,132,63,.9));
  display: flex; align-items: center; justify-content: center; color: #fff; font-size: 16px;
}
.float-card b { display: block; font-size: 13.5px; color: #fff; letter-spacing: 1px; }
.float-card span { font-size: 12px; color: rgba(255,255,255,0.6); }
.float-card .fc-num {
  margin-top: 10px; font-family: var(--font-display);
  font-size: 22px; color: var(--gold); font-weight: 700;
}
@keyframes floaty {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -14px; }
}
@media (max-width: 1100px) { .hero-floats { display: none; } }

/* ---------- 区块装饰升级 ---------- */
.sec-eyebrow::before, .sec-eyebrow::after { content: "✦"; margin: 0 10px; font-size: 11px; vertical-align: 1px; opacity: .8; }
.sec-num {
  position: absolute; left: 4%; top: 72px;
  font-family: var(--font-display); font-size: 15px; color: rgba(10,26,51,0.28);
  letter-spacing: 4px; writing-mode: vertical-rl;
  border-left: 1px solid rgba(198,161,91,0.5); padding-left: 12px;
}
.section { position: relative; }

/* ---------- 行业覆盖跑马灯 ---------- */
.strip {
  background: var(--ink); color: #fff; padding: 22px 0; overflow: hidden;
  border-top: 1px solid rgba(198,161,91,0.25);
  border-bottom: 1px solid rgba(198,161,91,0.25);
}
.strip-label {
  text-align: center; font-size: 12px; letter-spacing: 6px;
  color: var(--gold); margin-bottom: 14px; text-transform: uppercase;
}
.marquee { overflow: hidden; position: relative; }
.marquee::before, .marquee::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 2; pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(90deg, var(--ink), transparent); }
.marquee::after { right: 0; background: linear-gradient(-90deg, var(--ink), transparent); }
.marquee-track {
  display: flex; gap: 64px; width: max-content;
  animation: scrollX 30s linear infinite;
}
.marquee-track span {
  font-family: var(--font-display); font-size: 17px; letter-spacing: 4px;
  color: rgba(255,255,255,0.55); white-space: nowrap;
}
.marquee-track span i { color: var(--gold); font-style: normal; margin-right: 10px; font-size: 13px; }
@keyframes scrollX { to { transform: translateX(-50%); } }

/* ---------- 深色数据带 ---------- */
.dark-band {
  background:
    radial-gradient(700px 300px at 20% 20%, rgba(46,90,168,.4), transparent 60%),
    linear-gradient(150deg, #081428, var(--ink) 55%, #10264D);
  color: #fff; padding: 90px 0; position: relative; overflow: hidden;
}
.dark-band .sec-eyebrow { color: var(--gold); }
.dark-band h2 { color: #fff; }
.dark-band .rule { background: linear-gradient(90deg, transparent, var(--gold), transparent); }
.dark-band .sec-head p { color: rgba(255,255,255,0.6); }
.dark-band .card {
  background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
}
.dark-band .card h3 { color: #fff; }
.dark-band .card p { color: rgba(255,255,255,0.6); }
.dark-band .card:hover { border-color: rgba(198,161,91,0.5); }
.dark-band .card .ico { background: rgba(198,161,91,0.15); border: 1px solid rgba(198,161,91,0.4); }

/* ---------- 洞察观点卡 ---------- */
.insight-card { padding: 0; overflow: hidden; }
.insight-card .cover {
  height: 130px; position: relative;
  background: linear-gradient(135deg, #10264D, #1E3A6E);
  display: flex; align-items: center; justify-content: center;
}
.insight-card .cover::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 28px 28px;
}
.insight-card .cover .glyph {
  font-family: var(--font-display); font-size: 44px; color: var(--gold);
  z-index: 1; letter-spacing: 6px;
}
.insight-card .body { padding: 26px 26px 30px; }
.insight-card .meta { font-size: 12px; color: var(--gold-deep); letter-spacing: 2px; margin-bottom: 10px; }
.insight-card h3 { font-size: 17.5px; margin-bottom: 10px; }
.insight-card p { font-size: 13.5px; }

/* ---------- FAQ 手风琴 ---------- */
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  margin-bottom: 14px; overflow: hidden; transition: border-color .25s, box-shadow .25s;
}
.faq-item[open] { border-color: rgba(198,161,91,0.5); box-shadow: var(--shadow); }
.faq-item summary {
  list-style: none; cursor: pointer; padding: 20px 26px;
  font-size: 15.5px; font-weight: 600; color: var(--ink);
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; font-size: 20px; color: var(--gold-deep); font-weight: 400;
  transition: transform .3s; flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-a { padding: 0 26px 22px; font-size: 14.5px; color: var(--muted); }

/* ---------- 发展历程 ---------- */
.timeline { position: relative; max-width: 760px; margin: 0 auto; padding-left: 36px; }
.timeline::before {
  content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px;
  width: 1px; background: linear-gradient(180deg, var(--gold), rgba(198,161,91,0.15));
}
.tl-item { position: relative; padding-bottom: 36px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -34px; top: 7px;
  width: 11px; height: 11px; border-radius: 50%;
  background: #fff; border: 2px solid var(--gold); box-shadow: 0 0 0 4px var(--gold-soft);
}
.tl-item .tl-year {
  font-family: var(--font-display); font-size: 20px; color: var(--gold-deep); font-weight: 700;
  letter-spacing: 1px;
}
.tl-item h4 { font-size: 16px; color: var(--ink); margin: 4px 0 6px; }
.tl-item p { font-size: 14px; color: var(--muted); }

/* ---------- 服务保障 ---------- */
.promise-card { text-align: center; padding: 34px 24px; }
.promise-card .p-ico {
  width: 58px; height: 58px; margin: 0 auto 18px; border-radius: 50%;
  border: 1px solid var(--gold); display: flex; align-items: center; justify-content: center;
  font-size: 24px; color: var(--gold-deep); background: var(--gold-soft);
}
.promise-card h4 { font-size: 16px; color: var(--ink); margin-bottom: 8px; letter-spacing: 1px; }
.promise-card p { font-size: 13px; color: var(--muted); }

/* ---------- 金句横幅 ---------- */
.banner-quote {
  background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 64px 0; text-align: center;
}
.banner-quote .mark { font-size: 15px; color: var(--gold-deep); letter-spacing: 4px; margin-bottom: 18px; }
.banner-quote h2 {
  font-family: var(--font-display); font-size: clamp(22px, 2.6vw, 32px);
  color: var(--ink); letter-spacing: 3px; line-height: 1.7; max-width: 800px; margin: 0 auto;
}
.banner-quote h2 em { font-style: normal; color: var(--gold-deep); }

/* ============================================================
   AI 小人助手 · 小星
   ============================================================ */
.ai-widget { position: fixed; right: 26px; bottom: 26px; z-index: 400; font-family: var(--font-body); }

/* 气泡引导 */
.ai-teaser {
  position: absolute; right: 76px; bottom: 14px; width: 210px;
  background: #fff; border: 1px solid rgba(198,161,91,0.45); border-radius: 14px 14px 4px 14px;
  padding: 12px 15px; font-size: 13px; color: var(--ink); line-height: 1.6;
  box-shadow: 0 16px 40px -14px rgba(10,26,51,0.35);
  opacity: 0; transform: translateY(8px); transition: all .4s; pointer-events: none;
}
.ai-teaser.show { opacity: 1; transform: none; }
.ai-teaser::after {
  content: ""; position: absolute; right: -6px; bottom: 14px;
  width: 11px; height: 11px; background: #fff;
  border-right: 1px solid rgba(198,161,91,0.45); border-top: 1px solid rgba(198,161,91,0.45);
  transform: rotate(45deg);
}
.ai-teaser b { color: var(--gold-deep); }

/* 小人本体 */
.ai-avatar-btn {
  width: 74px; height: 74px; border: none; background: none; cursor: pointer;
  position: relative; padding: 0;
  animation: aiFloat 3.6s ease-in-out infinite;
  filter: drop-shadow(0 14px 22px rgba(10,26,51,0.35));
  transition: transform .25s;
}
.ai-avatar-btn:hover { transform: scale(1.08); }
.ai-avatar-btn:active { transform: scale(.96); }
@keyframes aiFloat {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -10px; }
}
.ai-avatar-btn .ring {
  position: absolute; inset: 6px; border-radius: 50%;
  border: 1.5px dashed rgba(198,161,91,0.6);
  animation: spinSlow 14s linear infinite;
}
@keyframes spinSlow { to { rotate: 360deg; } }
.ai-avatar-btn svg { width: 100%; height: 100%; }
.ai-avatar-btn .eye { animation: blink 4.2s infinite; transform-origin: center; }
@keyframes blink {
  0%, 92%, 100% { transform: scaleY(1); }
  95% { transform: scaleY(0.08); }
}
.ai-badge {
  position: absolute; top: -2px; right: -2px; width: 16px; height: 16px;
  border-radius: 50%; background: #2ECC71; border: 2.5px solid #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
}
/* 打招呼时轻轻摇晃 */
.ai-avatar-btn.wiggle { animation: aiFloat 3.6s ease-in-out infinite, wiggleX .5s ease 2; }
@keyframes wiggleX {
  0%, 100% { rotate: 0deg; }
  25% { rotate: -7deg; }
  75% { rotate: 7deg; }
}

/* 聊天面板 */
.ai-panel {
  position: absolute; right: 0; bottom: 92px; width: 380px; max-width: calc(100vw - 40px);
  height: 540px; max-height: calc(100vh - 140px);
  background: #fff; border-radius: 20px; overflow: hidden;
  box-shadow: 0 40px 90px -18px rgba(8, 20, 40, 0.5);
  display: none; flex-direction: column;
  border: 1px solid rgba(198,161,91,0.35);
}
.ai-panel.open { display: flex; animation: pop .3s ease; }
.ai-head {
  background: linear-gradient(150deg, #081428, var(--ink) 60%, #16305E);
  color: #fff; padding: 18px 20px; display: flex; align-items: center; gap: 13px;
  border-bottom: 2px solid rgba(198,161,91,0.5);
}
.ai-head .h-ava {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  background: rgba(198,161,91,0.18); border: 1px solid rgba(198,161,91,0.5);
  display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.ai-head b { display: block; font-size: 15px; letter-spacing: 1px; }
.ai-head span { font-size: 12px; color: rgba(255,255,255,0.6); }
.ai-head .h-status { margin-left: auto; font-size: 11px; color: #7BE3A0; display: flex; align-items: center; gap: 6px; }
.ai-head .h-status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #2ECC71; }

.ai-body { flex: 1; overflow-y: auto; padding: 18px 16px; background: var(--bg); display: flex; flex-direction: column; gap: 12px; }
.ai-msg { max-width: 84%; font-size: 13.8px; line-height: 1.7; border-radius: 14px; padding: 11px 14px; }
.ai-msg.bot { align-self: flex-start; background: #fff; border: 1px solid var(--line); color: var(--text); border-top-left-radius: 4px; }
.ai-msg.user { align-self: flex-end; background: linear-gradient(135deg, var(--ink), #1E3A6E); color: #fff; border-top-right-radius: 4px; }
.ai-msg.typing { color: var(--muted); }
.ai-msg.typing i { animation: dotPulse 1.2s infinite; font-style: normal; }
.ai-msg.typing i:nth-child(2) { animation-delay: .2s; }
.ai-msg.typing i:nth-child(3) { animation-delay: .4s; }
@keyframes dotPulse { 0%, 100% { opacity: .25; } 50% { opacity: 1; } }

.ai-chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 16px 12px; background: var(--bg); }
.ai-chip {
  border: 1px solid rgba(198,161,91,0.45); background: #fff; color: var(--gold-deep);
  border-radius: 999px; padding: 6px 13px; font-size: 12.5px; cursor: pointer; transition: all .25s;
  font-family: var(--font-body);
}
.ai-chip:hover { background: var(--gold-soft); border-color: var(--gold); }

.ai-input { display: flex; gap: 10px; padding: 13px 14px; border-top: 1px solid var(--line); background: #fff; }
.ai-input input {
  flex: 1; border: 1px solid var(--line); border-radius: 999px; padding: 10px 16px;
  font-size: 13.8px; outline: none; background: var(--bg); font-family: var(--font-body);
  transition: border-color .25s, box-shadow .25s;
}
.ai-input input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(198,161,91,0.14); }
.ai-input button {
  width: 42px; height: 42px; border-radius: 50%; border: none; cursor: pointer;
  background: linear-gradient(135deg, #D6B273, var(--gold-deep)); color: #fff; font-size: 17px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  transition: transform .2s, opacity .2s;
}
.ai-input button:hover { transform: scale(1.07); }
.ai-input button:disabled { opacity: .5; transform: none; cursor: not-allowed; }

.ai-foot {
  padding: 8px 16px 12px; text-align: center; font-size: 11px; color: var(--muted); background: #fff;
}
.ai-foot a { color: var(--gold-deep); }

@media (max-width: 600px) {
  .ai-widget { right: 16px; bottom: 16px; }
  .ai-avatar-btn { width: 62px; height: 62px; }
  .ai-panel { height: 66vh; }
}

/* 五步流程布局 */
.steps.five { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 960px) { .steps.five { grid-template-columns: repeat(2, 1fr); row-gap: 36px; } }
@media (max-width: 600px) { .steps.five { grid-template-columns: 1fr; } }

/* ---------- 合规声明 ---------- */
.legal {
  font-size: 12px; line-height: 1.9; color: rgba(255,255,255,0.32);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 16px 0 26px; letter-spacing: 0.3px;
}
.stats-note {
  margin-top: 14px; text-align: center; font-size: 12px;
  color: rgba(255,255,255,0.38); letter-spacing: 0.5px;
}
.sec-note {
  margin-top: 26px; text-align: center; font-size: 12.5px;
  color: var(--muted); letter-spacing: 0.3px;
}

/* ---------- 基地实拍画廊 ---------- */
.gallery-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr;
  grid-template-rows: 230px 230px; gap: 14px;
}
.g-item {
  position: relative; border-radius: 14px; overflow: hidden;
  box-shadow: 0 18px 40px -18px rgba(10,26,51,0.35);
}
.g-item.large { grid-row: 1 / 3; }
.g-item img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .6s ease;
}
.g-item:hover img { transform: scale(1.06); }
.g-item::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(8,16,32,0.72));
  pointer-events: none;
}
.g-cap {
  position: absolute; left: 18px; bottom: 14px; z-index: 2;
  color: #fff; font-size: 13px; letter-spacing: 2px; font-weight: 600;
  display: flex; align-items: center; gap: 8px;
}
.g-cap::before { content: ""; width: 16px; height: 2px; background: var(--gold); }
@media (max-width: 900px) {
  .gallery-grid { grid-template-columns: 1fr 1fr; grid-template-rows: 200px 200px 200px; }
  .g-item.large { grid-row: auto; grid-column: 1 / 3; }
  .g-item:nth-child(4) { grid-column: 1 / 3; }
}
.g-item.wide { grid-column: 2 / 4; }
@media (max-width: 900px) {
  .g-item.wide { grid-column: 1 / 3; }
}

/* 联系页实拍横带 */
.gallery-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.gallery-strip .g-item { height: 180px; }
@media (max-width: 900px) { .gallery-strip { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .gallery-strip { grid-template-columns: 1fr; } .gallery-strip .g-item { height: 200px; } }

/* ============================================================
   新闻动态专区
   ============================================================ */
.news-feature {
  background: #fff; border: 1px solid var(--line); border-top: 3px solid var(--gold);
  border-radius: 16px; padding: 42px 46px; margin-bottom: 40px;
  box-shadow: var(--shadow);
}
.news-feature .nf-tag, .nc-tag {
  display: inline-block; font-size: 11.5px; letter-spacing: 2px;
  color: var(--gold-deep); background: var(--gold-soft);
  border: 1px solid rgba(198,161,91,0.4); border-radius: 999px;
  padding: 4px 12px; margin-right: 12px; font-weight: 600;
}
.news-feature .nf-date {
  display: inline-block; font-size: 12.5px; letter-spacing: 2px; color: var(--muted);
  font-family: var(--font-display);
}
.news-feature h2 {
  font-size: clamp(20px, 2.2vw, 26px); margin: 14px 0 12px; color: var(--ink);
}
.news-feature .nf-lead { font-size: 15px; color: var(--muted); line-height: 1.9; }
.nf-body { display: none; }
article.open .nf-body { display: block; animation: fadeSlide .4s ease; }
.nf-body p { font-size: 14.5px; color: var(--text); line-height: 1.95; margin-top: 14px; }
@keyframes fadeSlide { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.nf-more {
  margin-top: 20px; background: none; border: none; cursor: pointer;
  color: var(--gold-deep); font-size: 13.5px; letter-spacing: 1px;
  font-family: var(--font-body); font-weight: 600; padding: 0;
  border-bottom: 1px solid rgba(198,161,91,0.5); padding-bottom: 2px;
  transition: color .25s, border-color .25s;
}
.nf-more:hover { color: var(--ink); border-color: var(--ink); }
article.open .nf-more::after { content: " ↑"; }
article:not(.open) .nf-more::after { content: " ↓"; }

.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-card {
  display: flex; gap: 28px; background: #fff;
  border: 1px solid var(--line); border-radius: 14px;
  padding: 28px 32px; transition: border-color .25s, box-shadow .25s, transform .25s;
}
.news-card:hover { border-color: rgba(198,161,91,0.5); box-shadow: var(--shadow); transform: translateY(-2px); }
.nc-side {
  flex-shrink: 0; width: 130px; display: flex; flex-direction: column;
  align-items: flex-start; gap: 10px; padding-top: 4px;
  border-right: 1px dashed rgba(198,161,91,0.4); padding-right: 24px;
}
.nc-side .nc-tag { margin-right: 0; }
.nc-date { font-family: var(--font-display); font-size: 13px; letter-spacing: 1px; color: var(--muted); }
.nc-main h3 { font-size: 17px; color: var(--ink); margin-bottom: 8px; }
.nc-sum { font-size: 14px; color: var(--muted); line-height: 1.85; }
@media (max-width: 800px) {
  .news-feature { padding: 28px 24px; }
  .news-card { flex-direction: column; gap: 14px; padding: 24px; }
  .nc-side { flex-direction: row; align-items: center; width: auto; border-right: none; padding-right: 0; border-bottom: 1px dashed rgba(198,161,91,0.4); padding-bottom: 12px; }
}

/* 首页新闻预览 */
.news-mini { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.nm-item {
  display: flex; align-items: center; gap: 18px;
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 18px 24px; text-decoration: none;
  transition: border-color .25s, box-shadow .25s, transform .25s;
}
.nm-item:hover { border-color: rgba(198,161,91,0.55); box-shadow: var(--shadow); transform: translateX(4px); }
.nm-date { font-family: var(--font-display); font-size: 14px; color: var(--gold-deep); letter-spacing: 1px; flex-shrink: 0; }
.nm-tag {
  flex-shrink: 0; font-size: 11px; letter-spacing: 1.5px; color: var(--gold-deep);
  background: var(--gold-soft); border: 1px solid rgba(198,161,91,0.4);
  border-radius: 999px; padding: 3px 10px; font-weight: 600;
}
.nm-title { font-size: 14.5px; color: var(--ink); font-weight: 500; line-height: 1.6; }
@media (max-width: 640px) {
  .nm-item { flex-wrap: wrap; gap: 10px; padding: 16px 18px; }
  .nm-title { width: 100%; }
}

/* ============================================================
   V3 · 服务详情页模块重塑
   ============================================================ */

/* 区块标题：加巨型衬线编号水印 */
.svc-block .head { position: relative; padding-right: 130px; }
.svc-block .head::after {
  content: attr(data-no);
  position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-family: var(--font-display); font-size: 112px; font-weight: 700;
  line-height: 1; color: rgba(10,26,51,0.055); letter-spacing: 2px;
  pointer-events: none; user-select: none;
}
.svc-block.alt .head::after { color: rgba(10,26,51,0.07); }
.svc-block h2 { font-size: clamp(22px, 2.4vw, 29px); }
.svc-block .head .ico {
  width: 64px; height: 64px; border-radius: 16px;
  background:
    radial-gradient(120% 120% at 20% 0%, rgba(198,161,91,0.35), transparent 55%),
    linear-gradient(140deg, #081428, var(--ink) 55%, #1E3A6E);
  border: 1px solid rgba(198,161,91,0.35);
  box-shadow: 0 14px 28px -12px rgba(10,26,51,0.45);
}

/* 左侧卖点：金边悬浮卡条 */
.svc-desc ul { margin-top: 22px; display: flex; flex-direction: column; gap: 10px; }
.svc-desc ul li {
  background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--gold);
  border-radius: 10px; padding: 14px 18px 14px 44px;
  font-size: 14.5px; color: var(--ink-soft); line-height: 1.75;
  border-bottom: 1px solid var(--line);
  box-shadow: 0 6px 18px -12px rgba(10,26,51,0.18);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.svc-desc ul li:hover {
  transform: translateX(5px); box-shadow: 0 14px 30px -14px rgba(10,26,51,0.3);
  border-color: rgba(198,161,91,0.45); border-left-color: var(--gold);
}
.svc-desc ul li::before {
  left: 17px; top: 50%; transform: translateY(-50%) rotate(45deg);
  width: 8px; height: 8px;
  background: linear-gradient(135deg, var(--gold), var(--gold-deep));
  box-shadow: 0 0 0 3px var(--gold-soft);
}
.svc-desc > p { font-size: 16px; line-height: 1.9; color: var(--ink-soft); }

/* 右侧面板：深藏蓝高级面板 */
.svc-panel {
  position: relative;
  background:
    radial-gradient(560px 260px at 88% 0%, rgba(198,161,91,0.3), transparent 58%),
    linear-gradient(155deg, #081428, var(--ink) 58%, #16305E);
  border: 1px solid rgba(198,161,91,0.28);
  border-radius: 18px; padding: 36px 32px;
  box-shadow: 0 30px 60px -22px rgba(8,16,32,0.55);
  overflow: hidden;
}
.svc-panel::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.svc-panel h4 {
  color: #E8CD96; font-size: 14px; letter-spacing: 4px;
  border-bottom: 1px solid rgba(255,255,255,0.14); padding-bottom: 14px; margin-bottom: 20px;
}
.svc-panel h4::before { content: "✦ "; font-size: 11px; margin-right: 4px; }
.agenda { gap: 12px; }
.agenda .day {
  background: rgba(255,255,255,0.055); border: 1px solid rgba(255,255,255,0.11);
  padding: 16px 18px; border-radius: 12px;
  backdrop-filter: blur(6px);
  transition: border-color .25s, background .25s;
}
.agenda .day:hover { border-color: rgba(198,161,91,0.5); background: rgba(255,255,255,0.08); }
.agenda .day .d {
  width: 54px; height: 54px; border-radius: 50%;
  background: transparent; border: 1.5px solid var(--gold);
  color: var(--gold); font-family: var(--font-display);
  box-shadow: 0 0 0 4px rgba(198,161,91,0.12), inset 0 0 14px rgba(198,161,91,0.12);
}
.agenda .day .d span { font-size: 8.5px; letter-spacing: 2px; }
.agenda .day .d b { font-size: 17px; }
.agenda .day h5 { color: #fff; font-size: 15px; letter-spacing: 0.5px; }
.agenda .day p { color: rgba(255,255,255,0.58); font-size: 12.5px; margin-top: 4px; line-height: 1.7; }

@media (max-width: 900px) {
  .svc-block .head { padding-right: 0; }
  .svc-block .head::after { display: none; }
}

/* ============================================================
   V3.1 · 服务页左右等高 + 配色协调
   ============================================================ */

/* 左右等高：左列卡片自动拉伸填满面板高度 */
.svc-cols { align-items: stretch; }
.svc-desc { display: flex; flex-direction: column; }
.svc-desc ul { flex: 1; }
.svc-desc ul li { flex: 1; display: flex; align-items: center; min-height: 0; }
.svc-desc ul li::before { top: auto; bottom: auto; position: absolute; }

/* 右面板改浅金米色调，与左侧白卡统一 */
.svc-panel {
  background: linear-gradient(165deg, #FEFDF9, #F9F4E6 55%, #F4ECD9);
  border: 1px solid rgba(198,161,91,0.4);
  box-shadow: 0 24px 52px -24px rgba(140,105,40,0.28);
  display: flex; flex-direction: column;
}
.svc-panel::before {
  background: linear-gradient(90deg, var(--gold), rgba(198,161,91,0.25), transparent);
  height: 3px;
}
.svc-panel h4 {
  color: var(--ink); letter-spacing: 3px; font-weight: 700;
  border-bottom: 1px solid rgba(198,161,91,0.35); margin-bottom: 18px;
}
.agenda { flex: 1; justify-content: space-between; }
.agenda .day {
  background: #fff; border: 1px solid rgba(198,161,91,0.28);
  box-shadow: 0 8px 20px -14px rgba(140,105,40,0.25);
  flex: 1;
}
.agenda .day + .day { margin-top: 12px; }
.agenda .day:hover {
  background: #fff; border-color: var(--gold);
  box-shadow: 0 16px 32px -16px rgba(140,105,40,0.4);
}
.agenda .day .d {
  background: linear-gradient(135deg, #FDF9F0, #F3EAD3);
  box-shadow: 0 0 0 3px rgba(198,161,91,0.15);
}
.agenda .day h5 { color: var(--ink); }
.agenda .day p { color: var(--muted); }
.svc-desc ul li::before { top: 50%; transform: translateY(-50%) rotate(45deg); }

/* 洞察卡封面大字：加粗加厚 */
.insight-card .cover .glyph {
  font-weight: 700;
  -webkit-text-stroke: 1.2px currentColor;
  text-shadow: 0 2px 14px rgba(198,161,91,0.35);
  letter-spacing: 4px;
}

/* ============================================================
   V3.2 · 洞察卡封面字排版精修（鎏金匾额质感）
   ============================================================ */
.insight-card .cover { height: 140px; }
.insight-card .cover .glyph {
  display: flex; align-items: center; gap: 18px;
  font-size: 33px; font-weight: 700; letter-spacing: 6px;
  background: linear-gradient(180deg, #F0DCAE 8%, #D6B273 45%, #A98437 95%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  filter: drop-shadow(0 3px 8px rgba(8,16,32,0.55));
}
.insight-card .cover .glyph::before,
.insight-card .cover .glyph::after {
  content: ""; width: 38px; height: 1px; flex-shrink: 0;
  background: linear-gradient(90deg, transparent, rgba(198,161,91,0.85));
}
.insight-card .cover .glyph::after {
  background: linear-gradient(-90deg, transparent, rgba(198,161,91,0.85));
}
/* 封面加一圈内描金细框，压住版面 */
.insight-card .cover {
  box-shadow: inset 0 0 0 1px rgba(198,161,91,0.22);
}
.insight-card .cover::before {
  content: ""; position: absolute; inset: 10px;
  border: 1px solid rgba(198,161,91,0.28); pointer-events: none; z-index: 2;
}
/* 正文排版协调 */
.insight-card h3 { font-weight: 700; letter-spacing: 0.5px; }
.insight-card .meta { font-weight: 600; }



/* ---------- V5 · 品牌图标替换为真实 logo ---------- */
.brand-mark {
  background: none !important; box-shadow: none !important; border: none !important;
  width: 46px; height: 46px; border-radius: 0;
}
.brand-mark img { width: 100%; height: 100%; object-fit: contain; display: block; }

/* ---------- V6 · 表头统一（对齐课程招生简章站：深藏蓝 × 香槟金） ---------- */
.topbar {
  background: #081428;
  color: rgba(232,205,150,0.75);
  border-bottom: 1px solid rgba(198,161,91,0.12);
}
.topbar b { color: #E8CD96; }
.header {
  background: rgba(8,20,40,0.96);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(198,161,91,0.16);
}
.brand { gap: 12px; }
.brand-ico { width: 38px; height: 38px; object-fit: contain; display: block; flex: none; }
.brand-name {
  font-size: 20px; letter-spacing: 4px; line-height: 1; white-space: nowrap;
  background: linear-gradient(115deg, #F0DCA8 0%, #E3C584 30%, #C6A15B 62%, #A9843F 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  text-shadow: 0 0 18px rgba(198,161,91,.25);
}
.brand-div { width: 1px; height: 22px; background: rgba(198,161,91,0.35); flex: none; }
.brand-tag {
  font-family: var(--font-display); font-size: 15px; letter-spacing: 3px;
  color: rgba(232,205,150,0.9); white-space: nowrap; line-height: 1.2;
}
.brand-tag small {
  display: block; font-family: var(--font-body); font-size: 9px;
  letter-spacing: 2.6px; color: rgba(198,161,91,0.62); margin-top: 1px; text-transform: uppercase;
}
.nav-links a { color: rgba(255,255,255,0.72); }
.nav-links a:hover, .nav-links a.active { color: #E8CD96; }
@media (max-width: 960px) {
  .brand-tag, .brand-div { display: none; }
  .brand-name { font-size: 17px; }
}

/* ============================================================
   V6 · AI 短视频案例专区
   ============================================================ */

/* 筛选栏 */
.case-filter {
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: center;
  margin-bottom: 44px;
}
.cf-btn {
  font-family: var(--font-body); cursor: pointer;
  border: 1px solid var(--line); background: #fff; color: var(--ink-soft);
  border-radius: 999px; padding: 9px 20px; font-size: 13.5px; letter-spacing: 1px;
  transition: all .25s;
}
.cf-btn:hover { border-color: rgba(198,161,91,.6); color: var(--gold-deep); }
.cf-btn.on {
  background: linear-gradient(135deg, #10264D, var(--ink));
  border-color: var(--ink); color: #fff;
  box-shadow: 0 10px 22px -12px rgba(10,26,51,.5);
}
.cf-btn .cnt { font-size: 11px; opacity: .6; margin-left: 5px; }

/* 案例网格 */
.case-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px;
}
.case-card {
  background: #fff; border: 1px solid var(--line); border-radius: 16px;
  overflow: hidden; cursor: pointer; text-align: left;
  transition: transform .3s, box-shadow .3s, border-color .3s;
  display: flex; flex-direction: column;
}
.case-card:hover {
  transform: translateY(-6px); border-color: rgba(198,161,91,.55);
  box-shadow: 0 28px 54px -24px rgba(10,26,51,.35);
}
.case-cover {
  position: relative; aspect-ratio: 16 / 9; overflow: hidden;
  background: linear-gradient(150deg, #0B1D3A, #16305E);
}
.case-cover img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s ease; }
.case-card:hover .case-cover img { transform: scale(1.05); }
.case-cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,16,32,0) 40%, rgba(8,16,32,.55));
}
.case-play {
  position: absolute; left: 50%; top: 50%; translate: -50% -50%;
  width: 56px; height: 56px; border-radius: 50%;
  background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.6);
  backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center; z-index: 2;
  transition: transform .3s, background .3s;
}
.case-play::before {
  content: ""; width: 0; height: 0; margin-left: 3px;
  border-left: 15px solid #fff; border-top: 9px solid transparent; border-bottom: 9px solid transparent;
}
.case-card:hover .case-play { transform: scale(1.12); background: rgba(198,161,91,.85); border-color: rgba(255,255,255,.85); }
.case-cat {
  position: absolute; left: 14px; top: 14px; z-index: 2;
  font-size: 11px; letter-spacing: 1.5px; font-weight: 600;
  color: #fff; background: rgba(10,26,51,.62); backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.24); border-radius: 999px; padding: 4px 11px;
}
.case-dur {
  position: absolute; right: 14px; bottom: 12px; z-index: 2;
  font-family: var(--font-display); font-size: 12px; color: #fff;
  background: rgba(8,16,32,.66); border-radius: 4px; padding: 2px 7px;
}
.case-body { padding: 20px 22px 24px; flex: 1; display: flex; flex-direction: column; }
.case-body h3 { font-size: 16.5px; color: var(--ink); letter-spacing: .5px; margin-bottom: 10px; line-height: 1.5; }
.case-body p { font-size: 13.5px; color: var(--muted); line-height: 1.8; flex: 1; }
.case-meta {
  margin-top: 16px; padding-top: 14px; border-top: 1px dashed rgba(198,161,91,.35);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 12px; color: var(--muted); letter-spacing: .5px;
}
.case-meta .ind { color: var(--gold-deep); font-weight: 600; }

/* 空状态 */
.case-empty {
  text-align: center; padding: 60px 24px;
  background:
    radial-gradient(600px 240px at 50% 0%, rgba(198,161,91,.10), transparent 65%),
    #fff;
  border: 1px dashed rgba(198,161,91,.5); border-radius: 18px;
}
.case-empty .ce-ico {
  width: 66px; height: 66px; margin: 0 auto 20px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 27px;
  background: var(--gold-soft); border: 1px solid rgba(198,161,91,.5); color: var(--gold-deep);
}
.case-empty h3 { font-size: 19px; color: var(--ink); margin-bottom: 10px; letter-spacing: 1px; }
.case-empty p { font-size: 14px; color: var(--muted); line-height: 1.9; max-width: 520px; margin: 0 auto 22px; }

/* 内容类型版式卡 */
.type-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.type-card {
  position: relative; overflow: hidden; border-radius: 14px;
  border: 1px solid var(--line); background: #fff; padding: 26px 24px 24px;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.type-card:hover { transform: translateY(-4px); border-color: rgba(198,161,91,.5); box-shadow: 0 22px 44px -22px rgba(10,26,51,.3); }
.type-card .t-no {
  font-family: var(--font-display); font-size: 13px; letter-spacing: 3px;
  color: rgba(198,161,91,.85); font-weight: 700;
}
.type-card h4 { font-size: 16px; color: var(--ink); margin: 10px 0 8px; letter-spacing: .5px; }
.type-card p { font-size: 13.5px; color: var(--muted); line-height: 1.8; }
.type-card::after {
  content: ""; position: absolute; right: -30px; bottom: -30px;
  width: 96px; height: 96px; border-radius: 50%;
  border: 1px solid rgba(198,161,91,.22);
}

/* 案例播放弹窗 */
.case-modal {
  position: fixed; inset: 0; z-index: 500; display: none;
  background: rgba(6,12,24,.82); backdrop-filter: blur(6px);
  align-items: center; justify-content: center; padding: 24px;
}
.case-modal.open { display: flex; animation: fadeSlide .25s ease; }
.case-modal .cm-box {
  width: min(880px, 100%); background: #0B1D3A; border-radius: 18px;
  border: 1px solid rgba(198,161,91,.4); overflow: hidden;
  box-shadow: 0 50px 100px -30px rgba(0,0,0,.7);
  max-height: 90vh; display: flex; flex-direction: column;
}
.cm-head {
  display: flex; align-items: center; gap: 12px; padding: 16px 20px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.cm-head h4 { color: #fff; font-size: 15px; letter-spacing: .5px; flex: 1; }
.cm-head button {
  background: none; border: none; color: rgba(255,255,255,.65); font-size: 24px;
  cursor: pointer; line-height: 1; padding: 0 4px; transition: color .2s;
}
.cm-head button:hover { color: var(--gold); }
.cm-body { background: #000; display: flex; align-items: center; justify-content: center; min-height: 220px; }
.cm-body video { width: 100%; max-height: 66vh; display: block; background: #000; }
.cm-body img { width: 100%; display: block; }
.cm-foot { padding: 18px 22px 22px; }
.cm-foot p { color: rgba(255,255,255,.68); font-size: 13.5px; line-height: 1.85; }
.cm-foot .cm-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.cm-foot .cm-tags span {
  font-size: 11.5px; letter-spacing: 1px; color: #E8CD96;
  border: 1px solid rgba(198,161,91,.45); border-radius: 999px; padding: 3px 10px;
}
.cm-ext {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 6px;
  color: var(--gold); font-size: 13.5px; text-decoration: none;
  border-bottom: 1px solid rgba(198,161,91,.4); padding-bottom: 2px;
}
.cm-hint { color: rgba(255,255,255,.5); font-size: 12.5px; line-height: 1.9; }

@media (max-width: 980px) {
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .type-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .case-grid { grid-template-columns: 1fr; }
  .type-grid { grid-template-columns: 1fr; }
}

/* 上传后台表单 */
.up-zone {
  border: 1.5px dashed rgba(198,161,91,.55); border-radius: 14px;
  background: #fff; padding: 30px 20px; text-align: center; cursor: pointer;
  transition: background .25s, border-color .25s;
}
.up-zone:hover, .up-zone.has-file { background: var(--gold-soft); border-color: var(--gold); }
.up-zone .uz-txt { font-size: 13.5px; color: var(--muted); line-height: 1.9; }
.up-preview { display: flex; gap: 18px; align-items: flex-start; }
.up-preview .pv {
  width: 220px; aspect-ratio: 16/9; border-radius: 10px; overflow: hidden;
  border: 1px solid var(--line); flex-shrink: 0; background: var(--bg-alt);
}
.up-preview .pv img { width: 100%; height: 100%; object-fit: cover; display: block; }
.admin-list { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; }
.al-row {
  display: flex; align-items: center; gap: 14px; padding: 12px 16px;
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
}
.al-row .al-thumb {
  width: 72px; height: 42px; border-radius: 6px; overflow: hidden; flex-shrink: 0; background: var(--bg-alt);
}
.al-row .al-thumb img { width: 100%; height: 100%; object-fit: cover; }
.al-row .al-t { flex: 1; font-size: 13.5px; color: var(--ink); }
.al-row .al-t small { display: block; color: var(--muted); font-size: 12px; margin-top: 3px; }
.al-row button {
  border: 1px solid var(--line); background: #fff; color: var(--muted);
  border-radius: 999px; padding: 5px 14px; font-size: 12px; cursor: pointer;
}
.al-row button:hover { border-color: #C0392B; color: #C0392B; }

/* ============================================================
   V7 · 作品集案例页（深色影调 / 横竖双分区 / 悬停播放）
   ============================================================ */
.work-page { background: #070D1A; }

/* --- Hero --- */
.wk-hero {
  position: relative; overflow: hidden;
  padding: 96px 0 76px;
  background:
    radial-gradient(900px 420px at 78% 8%, rgba(198,161,91,.16), transparent 62%),
    radial-gradient(700px 360px at 12% 90%, rgba(30,58,110,.55), transparent 65%),
    #070D1A;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.wk-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 40%, #000 30%, transparent 78%);
}
.wk-hero .container { position: relative; z-index: 2; }
.wk-crumbs { font-size: 12.5px; color: rgba(255,255,255,.45); letter-spacing: 1px; margin-bottom: 34px; }
.wk-crumbs a { color: rgba(255,255,255,.6); }
.wk-crumbs a:hover { color: var(--gold); }
.wk-en {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(38px, 7.2vw, 92px); line-height: 1;
  letter-spacing: .1em; color: #fff;
  background: linear-gradient(180deg, #FFF 6%, #E8CD96 68%, #A9843F 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,.5));
}
.wk-cn {
  margin-top: 20px; font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 22px); letter-spacing: 8px; color: rgba(255,255,255,.82);
}
.wk-lead {
  margin-top: 18px; max-width: 620px;
  font-size: 14.5px; line-height: 1.95; color: rgba(255,255,255,.5);
}
.wk-jump { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }
.wk-jump a {
  display: inline-flex; align-items: center; gap: 10px;
  border: 1px solid rgba(255,255,255,.2); border-radius: 999px;
  padding: 10px 22px; font-size: 13px; letter-spacing: 2px;
  color: rgba(255,255,255,.82); transition: all .25s;
}
.wk-jump a:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.wk-jump a b { font-family: var(--font-display); color: var(--gold); font-size: 15px; }

/* --- 分区 --- */
.wk-sec { padding: 84px 0; }
.wk-sec + .wk-sec { border-top: 1px solid rgba(255,255,255,.07); }
.wk-head { display: flex; align-items: baseline; gap: 16px; margin-bottom: 34px; padding-bottom: 18px; border-bottom: 1px solid rgba(255,255,255,.1); }
.wk-head .en { font-size: 11.5px; letter-spacing: 6px; color: var(--gold); }
.wk-head h2 {
  font-family: var(--font-display); font-size: clamp(21px, 2.6vw, 30px);
  color: #fff; letter-spacing: 3px; font-weight: 700;
}
.wk-head .cnt { margin-left: auto; font-size: 12.5px; color: rgba(255,255,255,.4); letter-spacing: 1px; }
.wk-head .cnt b { font-family: var(--font-display); color: rgba(255,255,255,.8); font-size: 17px; margin-right: 4px; }

/* --- 网格 --- */
.wk-grid-land { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.wk-grid-port { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }

.wk-card {
  position: relative; border-radius: 12px; overflow: hidden; cursor: pointer;
  background: #0B1424; border: 1px solid rgba(255,255,255,.08);
  transition: transform .35s, border-color .35s, box-shadow .35s;
}
.wk-card:hover {
  transform: translateY(-5px); border-color: rgba(198,161,91,.55);
  box-shadow: 0 30px 60px -26px rgba(0,0,0,.85);
}
.wk-frame { position: relative; overflow: hidden; background: #000; }
.wk-card.land .wk-frame { aspect-ratio: 16 / 9; }
.wk-card.port .wk-frame { aspect-ratio: 9 / 16; }
.wk-frame img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .7s ease, opacity .4s; }
.wk-card:hover .wk-frame img { transform: scale(1.04); }
.wk-frame video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0; transition: opacity .45s; pointer-events: none;
}
.wk-card.playing .wk-frame video { opacity: 1; }
.wk-card.playing .wk-frame img { opacity: 0; }

/* 封面占位（无图时） */
.wk-frame .ph {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(150deg, #0D1A2E, #17305A);
  font-family: var(--font-display); font-size: 30px; letter-spacing: 6px;
  color: rgba(198,161,91,.45);
}

/* 卡片信息 */
.wk-info {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 16px 18px 14px;
  background: linear-gradient(180deg, transparent, rgba(5,10,20,.86) 55%);
}
.wk-tags { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.wk-tag {
  font-size: 10.5px; letter-spacing: 1.4px; padding: 3px 9px;
  border: 1px solid rgba(255,255,255,.28); border-radius: 3px;
  color: rgba(255,255,255,.88); background: rgba(8,16,32,.4);
}
.wk-tag.gold { border-color: rgba(198,161,91,.6); color: #E8CD96; }
.wk-info h3 { font-size: 15px; color: #fff; letter-spacing: .5px; font-weight: 600; line-height: 1.5; }
.wk-spec {
  margin-top: 7px; display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display); font-size: 11.5px; color: rgba(255,255,255,.55);
  letter-spacing: 1px;
}
.wk-spec i { font-style: normal; color: rgba(198,161,91,.7); }
.wk-no {
  position: absolute; left: 16px; top: 14px; z-index: 2;
  font-family: var(--font-display); font-size: 11px; letter-spacing: 2px;
  color: rgba(255,255,255,.75); text-shadow: 0 1px 6px rgba(0,0,0,.6);
}
.wk-play {
  position: absolute; right: 16px; top: 14px; z-index: 3;
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.45); background: rgba(8,16,32,.35);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: scale(.86); transition: all .3s;
}
.wk-play::before {
  content: ""; margin-left: 2px;
  border-left: 9px solid #fff; border-top: 5.5px solid transparent; border-bottom: 5.5px solid transparent;
}
.wk-card:hover .wk-play { opacity: 1; transform: none; }

/* 竖卡信息更紧凑 */
.wk-card.port .wk-info { padding: 12px 12px 11px; }
.wk-card.port .wk-info h3 { font-size: 12.8px; line-height: 1.45; }
.wk-card.port .wk-spec { font-size: 10.5px; gap: 8px; margin-top: 5px; }
.wk-card.port .wk-tag { font-size: 9.5px; padding: 2px 7px; }
.wk-card.port .wk-no { font-size: 9.5px; left: 11px; top: 10px; }
.wk-card.port .wk-play { width: 28px; height: 28px; right: 10px; top: 10px; }

/* 空态 */
.wk-empty {
  border: 1px dashed rgba(198,161,91,.35); border-radius: 14px;
  padding: 54px 24px; text-align: center;
  background: rgba(255,255,255,.02);
}
.wk-empty h3 { color: #fff; font-size: 17px; letter-spacing: 1px; margin-bottom: 10px; }
.wk-empty p { color: rgba(255,255,255,.45); font-size: 13.5px; line-height: 1.9; max-width: 520px; margin: 0 auto 20px; }

.wk-note {
  margin-top: 46px; font-size: 12px; line-height: 1.9;
  color: rgba(255,255,255,.3); letter-spacing: .3px;
}

/* 深色 CTA */
.wk-cta {
  padding: 92px 0; text-align: center;
  background:
    radial-gradient(700px 300px at 50% 0%, rgba(198,161,91,.16), transparent 62%),
    linear-gradient(180deg, #070D1A, #0A1424);
  border-top: 1px solid rgba(255,255,255,.07);
}
.wk-cta h2 {
  font-family: var(--font-display); color: #fff;
  font-size: clamp(23px, 3vw, 34px); letter-spacing: 3px; margin-bottom: 14px;
}
.wk-cta p { color: rgba(255,255,255,.5); font-size: 14.5px; margin-bottom: 32px; }
.wk-cta .hero-actions { justify-content: center; }

@media (max-width: 1180px) {
  .wk-grid-port { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 900px) {
  .wk-grid-land { grid-template-columns: 1fr; gap: 20px; }
  .wk-grid-port { grid-template-columns: repeat(3, 1fr); gap: 14px; }
  .wk-sec { padding: 62px 0; }
  .wk-hero { padding: 68px 0 56px; }
}
@media (max-width: 560px) {
  .wk-grid-port { grid-template-columns: repeat(2, 1fr); }
  .wk-card.port .wk-tags { display: none; }
}

/* 作品集页 · 深色导航适配 */
.work-page .header { background: rgba(7,13,26,.88); border-bottom-color: rgba(255,255,255,.08); }
.work-page .brand-name { color: #fff; }
.work-page .brand-sub { color: rgba(255,255,255,.45); }
.work-page .nav-links a { color: rgba(255,255,255,.6); }
.work-page .nav-links a:hover, .work-page .nav-links a.active { color: #fff; }
.work-page .btn-ghost { background: transparent; border-color: rgba(255,255,255,.24); color: rgba(255,255,255,.85); }
.work-page .btn-ghost:hover { border-color: var(--gold); color: var(--gold); }
.work-page .user-chip { background: rgba(198,161,91,.14); border-color: rgba(198,161,91,.35); color: #fff; }
.work-page .link-quiet { color: rgba(255,255,255,.5); }

/* 内容类型列表（深色） */
.wk-types { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 44px; }
.wk-type { display: flex; gap: 16px; padding: 22px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
.wk-type .n {
  font-family: var(--font-display); font-size: 11.5px; letter-spacing: 2px;
  color: rgba(198,161,91,.8); width: 36px; flex-shrink: 0; padding-top: 5px;
}
.wk-type h4 { color: #fff; font-size: 15px; letter-spacing: .5px; margin-bottom: 6px; font-weight: 600; }
.wk-type p { color: rgba(255,255,255,.44); font-size: 13px; line-height: 1.85; }
@media (max-width: 860px) { .wk-types { grid-template-columns: 1fr; gap: 0; } }

/* 首页 · 作品集入口区 */
.home-works { display: grid; grid-template-columns: .92fr 1.08fr; gap: 60px; align-items: center; }
.hw-copy .sec-eyebrow { color: var(--gold); }
.hw-copy h2 {
  font-family: var(--font-display); color: #fff;
  font-size: clamp(24px, 3vw, 34px); letter-spacing: 3px; margin: 14px 0 0; font-weight: 700;
}
.hw-copy .rule { margin: 18px 0 20px; }
.hw-copy p { color: rgba(255,255,255,.6); font-size: 14.5px; line-height: 1.95; margin-bottom: 28px; }
.hw-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.hw-card {
  position: relative; aspect-ratio: 9 / 16; border-radius: 10px; overflow: hidden;
  background: linear-gradient(150deg, #0D1A2E, #17305A);
  border: 1px solid rgba(255,255,255,.1); cursor: pointer;
  transition: transform .35s, border-color .35s, box-shadow .35s;
}
.hw-card:nth-child(2) { transform: translateY(-18px); }
.hw-card:hover { transform: translateY(-8px); border-color: rgba(198,161,91,.6); box-shadow: 0 26px 50px -22px rgba(0,0,0,.9); }
.hw-card:nth-child(2):hover { transform: translateY(-26px); }
.hw-card img { width: 100%; height: 100%; object-fit: cover; display: block; opacity: .92; }
.hw-card .hw-ph {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); letter-spacing: 4px; font-size: 13px; color: rgba(198,161,91,.5);
}
.hw-card::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(5,10,20,.9));
}
.hw-cap {
  position: absolute; left: 12px; right: 12px; bottom: 12px; z-index: 2;
  font-size: 11.5px; color: #fff; line-height: 1.5;
}
.hw-cap span { display: block; font-size: 10px; color: rgba(198,161,91,.9); letter-spacing: 1.5px; margin-bottom: 4px; }
@media (max-width: 980px) {
  .home-works { grid-template-columns: 1fr; gap: 40px; }
  .hw-grid { max-width: 420px; }
}

/* 案例位骨架（无作品时保持版面结构） */
.wk-card.ghost {
  border-style: dashed; border-color: rgba(198,161,91,.18);
  background: rgba(255,255,255,.014); cursor: default;
}
.wk-card.ghost.land { aspect-ratio: 16 / 9; }
.wk-card.ghost.port { aspect-ratio: 9 / 16; }
.wk-card.ghost::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size: 34px 34px;
}
.wk-card.ghost:hover { transform: none; box-shadow: none; border-color: rgba(198,161,91,.32); }
.wk-ghost {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
}
.wk-ghost .g-no {
  font-family: var(--font-display); font-size: 10.5px; letter-spacing: 3px;
  color: rgba(198,161,91,.45);
}
.wk-ghost .g-plus { font-size: 20px; line-height: 1; color: rgba(198,161,91,.4); }
.wk-ghost .g-txt { font-size: 11.5px; letter-spacing: 2px; color: rgba(255,255,255,.26); }

/* 小提示条 */
.wk-empty.mini {
  padding: 16px 22px; margin-top: 20px;
  display: flex; align-items: center; justify-content: center;
  gap: 16px; flex-wrap: wrap; text-align: center;
  border-radius: 10px;
}
.wk-empty.mini p { margin: 0; font-size: 13px; color: rgba(255,255,255,.4); }
.wk-empty.mini .btn { padding: 7px 18px; font-size: 12.5px; }

/* 首页作品卡：取消错位，改整齐对齐 */
.hw-card:nth-child(2) { transform: none; }
.hw-card:nth-child(2):hover { transform: translateY(-8px); }

/* ============================================================
   V8 · 移动端导航（汉堡菜单）
   ============================================================ */
.nav-links .m-only { display: none; }
.nav-burger {
  display: none; width: 40px; height: 40px; padding: 0;
  border: 1px solid rgba(198,161,91,.35); border-radius: 9px;
  background: rgba(198,161,91,.08); cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  transition: border-color .25s, background .25s;
}
.nav-burger span {
  display: block; width: 17px; height: 1.5px; background: #E8CD96; border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.nav-burger:hover { border-color: var(--gold); background: rgba(198,161,91,.16); }
body.nav-open .nav-burger span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
body.nav-open .nav-burger span:nth-child(2) { opacity: 0; }
body.nav-open .nav-burger span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

@media (max-width: 960px) {
  .nav-burger { display: flex; }
  .nav-links {
    display: flex !important;
    position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 4px 0 10px;
    background: rgba(8,20,40,.985);
    border-bottom: 1px solid rgba(198,161,91,.22);
    box-shadow: 0 26px 44px -22px rgba(0,0,0,.7);
    max-height: 0; overflow: hidden;
    transition: max-height .38s ease;
  }
  body.nav-open .nav-links { max-height: 540px; }
  .nav-links a {
    padding: 15px 26px; font-size: 15.5px;
    border-bottom: 1px solid rgba(255,255,255,.07);
  }
  .nav-links a::after { display: none; }
  .nav-links a.active { background: rgba(198,161,91,.1); color: #E8CD96; }
  .nav-links .m-only { display: block; color: #E8CD96; }
}
@media (max-width: 640px) {
  #authArea { display: none; }
  .nav { padding: 12px 0; gap: 10px; }
  .nav-cta .btn-sm { padding: 8px 16px; font-size: 12.5px; letter-spacing: .5px; }
  .brand-name { font-size: 17px; letter-spacing: 2px; }
}
@media (max-width: 960px) {
  .nav-links { background: #081428; }
}

/* 移动端首屏标题不拆词 */
@media (max-width: 640px) {
  .hero h1 { font-size: 29px; line-height: 1.4; letter-spacing: 1px; }
  .hero h1 .gold { white-space: nowrap; }
  .hero .lead { font-size: 14px; }
  .page-hero h1 { font-size: 27px; }
  .wk-cn { letter-spacing: 4px; font-size: 15px; }
}

/* 小屏：不自动弹气泡，避免遮挡数据组 */
@media (max-width: 640px) {
  .ai-teaser { display: none !important; }
  .hero-stats .num { font-size: 28px; }
  .hero-stats .lab { font-size: 12px; letter-spacing: 1px; }
}