/* =====================================================
   易金经官网 - 午夜奢华主题（黑金）
   bg #050505 / gold #D4AF37 / pearl #F5F5F5
   ===================================================== */

@font-face {
  font-family: 'JiYingHuiPianWenSong';
  src: url('https://resource-static.cdn.bcebos.com/fonts/JiYingHuiPianWenSong.woff2') format('woff2');
  font-display: swap;
}

:root {
  --bg: #050505;
  --bg-accent: #0d0b08;
  --bg-muted: #0f0d0a;
  --card: #0f0d0a;
  --card-hover: #14110c;
  --gold: #D4AF37;
  --gold-light: #E8CD6E;
  --gold-dim: rgba(212, 175, 55, .45);
  --gold-faint: rgba(212, 175, 55, .14);
  --pearl: #F5F5F5;
  --text: #e8e6e1;
  --text-muted: rgba(245, 245, 245, .62);
  --text-faint: rgba(245, 245, 245, .38);
  --border: rgba(212, 175, 55, .18);
  --border-strong: rgba(212, 175, 55, .4);
  --radius: 10px;
  --serif: 'JiYingHuiPianWenSong', 'Noto Serif SC', 'STSong', 'SimSun', serif;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  --num: 'DIN Alternate', 'Bahnschrift', 'Segoe UI', monospace;
  --shadow: 0 10px 40px rgba(0, 0, 0, .55);
  --shadow-gold: 0 0 0 1px rgba(212,175,55,.25), 0 12px 40px rgba(212,175,55,.07);
}

/* ---------- Reset ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.serif { font-family: var(--serif); }
.num { font-family: var(--num); }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .3s, border-color .3s, box-shadow .3s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(5, 5, 5, .88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 24px rgba(0,0,0,.4);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark {
  width: 38px; height: 38px; border-radius: 8px;
  background: linear-gradient(135deg, var(--gold), #b8942a);
  color: #050505; font-family: var(--serif); font-weight: 700; font-size: 20px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 20px rgba(212,175,55,.35);
}
.logo-name { font-family: var(--serif); font-size: 20px; font-weight: 700; letter-spacing: 2px; }
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  position: relative; padding: 8px 14px; font-size: 14px;
  color: var(--text-muted); transition: color .2s;
}
.main-nav a:hover { color: var(--pearl); }
.main-nav a.active { color: var(--gold); }
.main-nav a.active::after {
  content: ''; position: absolute; left: 14px; right: 14px; bottom: 2px;
  height: 2px; border-radius: 2px; background: var(--gold);
}
.header-actions { display: flex; align-items: center; gap: 10px; }
.nav-toggle { display: none; background: none; border: none; color: var(--gold); cursor: pointer; padding: 6px; }
.nav-toggle svg { width: 24px; height: 24px; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 22px; border-radius: 8px; border: 1px solid transparent;
  font-size: 14px; font-weight: 600; cursor: pointer; transition: all .25s;
  background: linear-gradient(135deg, var(--gold), #c19b2e);
  color: #050505;
  box-shadow: 0 4px 18px rgba(212,175,55,.28);
}
.btn:hover { background: linear-gradient(135deg, var(--gold-light), var(--gold)); transform: translateY(-1px); }
.btn-outline {
  background: transparent; color: var(--gold);
  border-color: var(--border-strong);
  box-shadow: none;
}
.btn-outline:hover { background: var(--gold-faint); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--text-muted); border-color: transparent; box-shadow: none; }
.btn-ghost:hover { color: var(--pearl); background: rgba(255,255,255,.04); transform: none; }
.btn-lg { padding: 14px 30px; font-size: 15px; }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-block { width: 100%; }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 92vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; text-align: center;
}
.hero::before {
  /* 放射状太阳纹 */
  content: ''; position: absolute; inset: -40%;
  background: repeating-conic-gradient(from 0deg at 50% 50%,
    rgba(212,175,55,.05) 0deg 3deg, transparent 3deg 9deg);
  opacity: .8;
  animation: heroRotate 120s linear infinite;
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 42%, rgba(212,175,55,.13), transparent 58%),
              linear-gradient(to bottom, transparent 60%, rgba(5,5,5,.55));
}
@keyframes heroRotate { to { transform: rotate(360deg); } }
.hero-content { position: relative; z-index: 2; padding: 140px 24px 110px; }
.hero-title {
  font-family: var(--serif); font-size: clamp(44px, 8vw, 84px);
  font-weight: 700; color: var(--gold); letter-spacing: 20px;
  text-indent: 20px; line-height: 1.25;
  text-shadow: 0 0 60px rgba(212,175,55,.35);
}
.hero-slogan {
  margin-top: 20px; font-family: var(--serif);
  font-size: clamp(18px, 3vw, 26px); letter-spacing: 6px;
  color: rgba(245,245,245,.9);
}
.hero-sub {
  margin: 22px auto 0; max-width: 620px;
  font-size: 14px; color: var(--text-faint);
}
.hero-cta { margin-top: 36px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-stats {
  margin-top: 48px; display: flex; gap: 10px 34px; justify-content: center; flex-wrap: wrap;
  font-size: 12px; color: var(--text-faint);
}
.hero-stats span b { color: var(--gold); font-weight: 600; }

/* ---------- 区块 ---------- */
.section { padding: 80px 0; }
.section-accent { background: var(--bg-accent); }
.section-muted { background: var(--bg-muted); }
.section-title { text-align: center; margin-bottom: 52px; }
.section-title.left { text-align: left; }
.section-title .t {
  font-family: var(--serif); font-size: clamp(24px, 3.4vw, 32px);
  color: var(--pearl); letter-spacing: 4px; font-weight: 700;
  display: inline-flex; align-items: center; gap: 16px;
}
.section-title .t::before, .section-title .t::after {
  content: ''; width: 44px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
}
.section-title .t::after { background: linear-gradient(270deg, transparent, var(--gold)); }
.section-title.left .t::before { display: none; }
.section-title .s { margin-top: 10px; font-size: 13px; color: var(--text-muted); letter-spacing: 2px; }

/* ---------- 卡片 ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: all .3s;
  position: relative;
}
.card:hover { border-color: var(--border-strong); background: var(--card-hover); transform: translateY(-3px); box-shadow: var(--shadow-gold); }
.card-icon {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--gold-faint); color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px; font-size: 24px;
}
.card.center { text-align: center; }
.card.center .card-icon { margin-left: auto; margin-right: auto; }
.card h3 { font-family: var(--serif); font-size: 19px; color: var(--pearl); margin-bottom: 10px; letter-spacing: 2px; }
.card p { font-size: 13.5px; color: var(--text-muted); }

/* ---------- 数据区 ---------- */
.stats-band { padding: 56px 0; background: var(--bg-accent); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stats-band .num { font-size: clamp(30px, 4.4vw, 44px); color: var(--gold); font-weight: 500; }
.stats-band .label { font-size: 13px; color: var(--text-muted); margin-top: 4px; }
.stats-band .note { font-size: 11px; color: var(--text-faint); margin-top: 6px; }

/* ---------- 书籍 ---------- */
.book-3d {
  width: 260px; aspect-ratio: 2/3; border-radius: 6px 12px 12px 6px;
  background: linear-gradient(150deg, #1a150c, #0d0b08 60%);
  border: 1px solid var(--border-strong);
  box-shadow: 14px 20px 50px rgba(0,0,0,.7), inset 4px 0 8px rgba(212,175,55,.12);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  position: relative;
}
.book-3d::before { content: ''; position: absolute; left: 10px; top: 8%; bottom: 8%; width: 1px; background: rgba(212,175,55,.3); }
.book-3d .bk-line { width: 48px; height: 2px; background: var(--gold); margin-bottom: 18px; }
.book-3d .bk-title { font-family: var(--serif); font-size: 40px; font-weight: 700; color: var(--gold); letter-spacing: 10px; text-indent: 10px; }
.book-3d .bk-sub { margin-top: 10px; font-size: 12px; color: var(--text-faint); letter-spacing: 2px; }
.book-3d .bk-line2 { width: 34px; height: 2px; background: var(--gold-dim); margin: 22px 0 16px; }
.book-3d .bk-en { font-size: 10px; color: var(--text-faint); letter-spacing: 4px; }
.check-list li { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; color: var(--text); margin-bottom: 12px; }
.check-list li::before { content: '›'; color: var(--gold); font-weight: 700; flex-shrink: 0; }
.badge-gold {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--gold-faint); border: 1px solid var(--border);
  border-radius: 8px; padding: 9px 16px;
  font-size: 13px; color: var(--gold); font-weight: 500;
}

/* ---------- 手风琴章节 ---------- */
.accordion-item { border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 12px; background: var(--card); overflow: hidden; }
.accordion-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px; cursor: pointer; user-select: none; transition: background .2s;
}
.accordion-head:hover { background: var(--card-hover); }
.accordion-head .ch-no { font-family: var(--serif); color: var(--gold); font-size: 15px; letter-spacing: 2px; margin-right: 14px; }
.accordion-head .ch-title { font-family: var(--serif); font-size: 16.5px; color: var(--pearl); letter-spacing: 1px; }
.accordion-head .ch-desc { font-size: 12.5px; color: var(--text-muted); margin-left: 14px; }
.accordion-head .arrow { color: var(--gold); transition: transform .3s; font-size: 12px; }
.accordion-item.open .arrow { transform: rotate(180deg); }
.accordion-body { display: none; padding: 4px 22px 18px 60px; }
.accordion-item.open .accordion-body { display: block; animation: fadeIn .3s; }
.accordion-body li { font-size: 13.5px; color: var(--text-muted); padding: 7px 0; border-bottom: 1px dashed rgba(212,175,55,.12); }
.accordion-body li::before { content: '◆ '; color: var(--gold); font-size: 9px; vertical-align: 2px; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; } }

/* ---------- 标签 ---------- */
.tag {
  display: inline-flex; align-items: center; padding: 3px 10px;
  border-radius: 20px; font-size: 11.5px; line-height: 1.7;
  background: rgba(255,255,255,.05); color: var(--text-muted);
  border: 1px solid rgba(255,255,255,.09);
}
.tag-gold { background: var(--gold-faint); color: var(--gold); border-color: var(--border); }
.tag-lock { background: rgba(200,60,60,.1); color: #d98880; border-color: rgba(200,60,60,.3); }

/* ---------- 策略卡 ---------- */
.strategy-card { display: flex; flex-direction: column; gap: 14px; padding: 24px; }
.strategy-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.strategy-head h3 { font-family: var(--serif); font-size: 17.5px; color: var(--pearl); }
.strategy-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.metrics-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; text-align: center; }
.metrics-row .m-v { font-family: var(--num); font-size: 16px; color: var(--gold); font-weight: 600; }
.metrics-row .m-l { font-size: 10.5px; color: var(--text-faint); }
.sparkline { width: 100%; height: 44px; }
.strategy-foot { display: flex; justify-content: space-between; align-items: center; margin-top: auto; }

/* ---------- 排行榜/表格 ---------- */
.board-tabs { display: flex; gap: 10px; justify-content: center; margin-bottom: 32px; flex-wrap: wrap; }
.board-tabs a { padding: 9px 22px; border-radius: 8px; font-size: 14px; color: var(--text-muted); border: 1px solid var(--border); transition: all .2s; }
.board-tabs a.active, .board-tabs a:hover { color: var(--gold); background: var(--gold-faint); }
.rank-row { display: flex; align-items: center; gap: 16px; padding: 15px 22px; border-bottom: 1px solid rgba(212,175,55,.1); }
.rank-row:first-of-type { border-top: 1px solid rgba(212,175,55,.1); }
.rank-no { width: 34px; height: 34px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--num); font-size: 14px; color: var(--text-muted); background: rgba(255,255,255,.05); flex-shrink: 0; }
.rank-no.top { background: var(--gold-faint); color: var(--gold); border: 1px solid var(--border-strong); }
.rank-name { font-size: 14.5px; color: var(--pearl); }
.rank-value { margin-left: auto; font-family: var(--num); color: var(--gold); font-size: 15px; }
.rank-trend { font-size: 13px; width: 20px; text-align: center; }
.rank-trend.up { color: #e74c3c; } .rank-trend.down { color: #2ecc71; } .rank-trend.stable { color: var(--text-faint); }

/* ---------- 表单 ---------- */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 7px; }
.form-control {
  width: 100%; background: rgba(255,255,255,.03);
  border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); padding: 11px 14px; font-size: 14px;
  transition: border-color .2s, box-shadow .2s;
}
.form-control:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(212,175,55,.12); }
.form-control::placeholder { color: var(--text-faint); }
select.form-control option { background: #14110c; }
textarea.form-control { min-height: 110px; resize: vertical; }
.form-hint { font-size: 12px; color: var(--text-faint); margin-top: 5px; }
.form-error { color: #e07a5f; font-size: 13px; margin: 8px 0; }
.form-success { color: #7ec97e; font-size: 13px; margin: 8px 0; }

/* ---------- 认证/小面板 ---------- */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 100px 24px 60px; background: radial-gradient(ellipse at 50% 30%, rgba(212,175,55,.08), transparent 60%); }
.auth-box { width: 100%; max-width: 420px; background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 40px 36px; box-shadow: var(--shadow); }
.auth-box h1 { font-family: var(--serif); font-size: 26px; color: var(--gold); text-align: center; letter-spacing: 6px; margin-bottom: 6px; }
.auth-box .sub { text-align: center; font-size: 13px; color: var(--text-faint); margin-bottom: 28px; }
.auth-alt { text-align: center; font-size: 13px; color: var(--text-muted); margin-top: 20px; }
.auth-alt a { color: var(--gold); }

/* ---------- 页面 Hero（子页） ---------- */
.page-hero {
  position: relative; padding: 150px 0 70px; text-align: center;
  background: radial-gradient(ellipse at 50% 0%, rgba(212,175,55,.1), transparent 55%);
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { font-family: var(--serif); font-size: clamp(28px, 4.4vw, 42px); color: var(--pearl); letter-spacing: 8px; }
.page-hero p { margin-top: 14px; font-size: 14px; color: var(--text-muted); }
.breadcrumb { margin-top: 22px; font-size: 12.5px; color: var(--text-faint); }
.breadcrumb a { color: var(--text-faint); } .breadcrumb a:hover { color: var(--gold); }
.breadcrumb .sep { margin: 0 8px; color: var(--gold-dim); }

/* ---------- 博客 ---------- */
.blog-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.blog-cover { aspect-ratio: 16/9; overflow: hidden; border-bottom: 1px solid var(--border); }
.blog-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.blog-card:hover .blog-cover img { transform: scale(1.05); }
.blog-body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.blog-meta { display: flex; gap: 14px; font-size: 12px; color: var(--text-faint); }
.blog-meta .cat { color: var(--gold); }
.blog-card h3 { font-size: 16.5px; color: var(--pearl); line-height: 1.5; }
.blog-card p.excerpt { font-size: 13px; color: var(--text-muted); }
.cat-tabs { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 36px; }
.cat-tabs a { padding: 8px 18px; border-radius: 20px; font-size: 13px; border: 1px solid var(--border); color: var(--text-muted); transition: all .2s; }
.cat-tabs a.active, .cat-tabs a:hover { color: var(--gold); background: var(--gold-faint); }

/* ---------- 文章正文 ---------- */
.article-content { max-width: 820px; margin: 0 auto; }
.article-content h2 { font-family: var(--serif); font-size: 22px; color: var(--pearl); margin: 34px 0 16px; padding-left: 14px; border-left: 3px solid var(--gold); }
.article-content h3 { font-size: 17px; color: var(--pearl); margin: 24px 0 12px; }
.article-content p { margin-bottom: 16px; color: rgba(232,230,225,.86); font-size: 15px; }
.article-content pre { background: #0a0908; border: 1px solid var(--border); border-radius: 8px; padding: 18px; overflow-x: auto; margin: 18px 0; font-size: 13px; color: #d4c49a; line-height: 1.7; }
.article-content em { color: var(--gold); }

/* ---------- 评论 ---------- */
.comment-item { padding: 16px 0; border-bottom: 1px dashed rgba(212,175,55,.14); }
.comment-item .c-head { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--text-faint); margin-bottom: 6px; }
.comment-item .c-name { color: var(--gold); }
.comment-item p { font-size: 14px; color: var(--text); }

/* ---------- 用户中心 ---------- */
.dash-wrap { display: grid; grid-template-columns: 230px 1fr; gap: 30px; padding: 120px 0 80px; }
.dash-side { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 0; height: fit-content; position: sticky; top: 92px; }
.dash-user { text-align: center; padding: 0 20px 18px; border-bottom: 1px solid var(--border); margin-bottom: 12px; }
.dash-avatar { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 10px; background: linear-gradient(135deg, var(--gold), #8a6d1e); display: flex; align-items: center; justify-content: center; font-size: 26px; color: #050505; font-family: var(--serif); font-weight: 700; }
.dash-user .name { font-size: 16px; color: var(--pearl); }
.dash-user .email { font-size: 12px; color: var(--text-faint); margin-top: 3px; }
.dash-nav a { display: flex; align-items: center; gap: 10px; padding: 12px 24px; font-size: 14px; color: var(--text-muted); border-left: 3px solid transparent; transition: all .2s; }
.dash-nav a:hover { color: var(--pearl); background: rgba(255,255,255,.03); }
.dash-nav a.active { color: var(--gold); border-left-color: var(--gold); background: var(--gold-faint); }
.dash-main { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 34px; }
.dash-main h2 { font-family: var(--serif); font-size: 22px; color: var(--pearl); letter-spacing: 3px; margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }

/* ---------- 表格 ---------- */
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; font-size: 12.5px; color: var(--gold); font-weight: 600; padding: 12px 14px; border-bottom: 1px solid var(--border-strong); letter-spacing: 1px; }
.table td { padding: 13px 14px; font-size: 13.5px; border-bottom: 1px solid rgba(212,175,55,.1); color: var(--text); vertical-align: middle; }
.table tr:hover td { background: rgba(212,175,55,.04); }

/* ---------- 分页 ---------- */
.pagination { display: flex; gap: 6px; margin-top: 36px; justify-content: center; }
.page-item { min-width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center; padding: 0 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 13px; color: var(--text-muted); transition: all .2s; }
.page-item:hover { color: var(--gold); border-color: var(--border-strong); }
.page-item.active { background: var(--gold); color: #050505; border-color: var(--gold); font-weight: 600; }
.page-item.disabled { opacity: .35; pointer-events: none; }

/* ---------- 页脚 ---------- */
.site-footer { background: #030302; border-top: 1px solid var(--border); padding: 64px 0 0; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 44px; }
.footer-grid h4 { font-family: var(--serif); color: var(--pearl); font-size: 15px; letter-spacing: 2px; margin-bottom: 18px; }
.footer-grid a, .footer-grid li { display: block; font-size: 13px; color: var(--text-muted); padding: 5px 0; }
.footer-grid a:hover { color: var(--gold); }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-about { font-size: 12.5px; color: var(--text-faint); line-height: 1.9; }
.footer-risk { border-top: 1px solid rgba(212,175,55,.1); padding: 22px 0; font-size: 11.5px; color: rgba(245,245,245,.3); line-height: 1.9; }
.footer-bottom { border-top: 1px solid rgba(212,175,55,.1); padding: 18px 0 26px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: 12px; color: var(--text-faint); }
.footer-bottom a { color: var(--text-faint); } .footer-bottom a:hover { color: var(--gold); }

/* ---------- 提示条 ---------- */
.alert { padding: 13px 18px; border-radius: 8px; font-size: 13.5px; margin-bottom: 22px; border: 1px solid; }
.alert-success { background: rgba(126,201,126,.08); border-color: rgba(126,201,126,.3); color: #8fd48f; }
.alert-error { background: rgba(224,122,95,.08); border-color: rgba(224,122,95,.3); color: #e5987f; }
.alert-info { background: var(--gold-faint); border-color: var(--border); color: var(--gold); }

/* ---------- 步骤 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step-card { text-align: center; padding: 28px 18px; }
.step-card .s-no { font-family: var(--serif); font-size: 13px; color: var(--gold); letter-spacing: 3px; }
.step-card h4 { font-family: var(--serif); font-size: 17px; color: var(--pearl); margin: 10px 0 8px; }
.step-card p { font-size: 12.5px; color: var(--text-muted); }

/* ---------- 浮动操作条 ---------- */
.float-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
  background: rgba(5,5,5,.94); backdrop-filter: blur(12px);
  border-top: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center; gap: 18px;
  padding: 13px 24px; flex-wrap: wrap;
}
.float-cta span { font-size: 13.5px; color: var(--text-muted); }

/* ---------- 移动端 ---------- */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .dash-wrap { grid-template-columns: 1fr; }
  .dash-side { position: static; }
  .main-nav {
    display: none; position: fixed; top: 68px; left: 0; right: 0; bottom: 0;
    background: rgba(5,5,5,.98); flex-direction: column; padding: 20px; gap: 0;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 14px 10px; font-size: 15px; border-bottom: 1px solid rgba(212,175,55,.08); }
  .main-nav a.active::after { display: none; }
  .main-nav a.active { color: var(--gold); }
  .nav-toggle { display: block; }
  .header-actions .btn-ghost, .header-actions .btn-sm { display: none; }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .metrics-row { grid-template-columns: repeat(4, 1fr); gap: 6px; }
  .dash-main { padding: 22px 16px; }
  .section { padding: 54px 0; }
  .accordion-head .ch-desc { display: none; }
}

/* 滚动条 */
::-webkit-scrollbar { width: 9px; }
::-webkit-scrollbar-track { background: #0a0908; }
::-webkit-scrollbar-thumb { background: rgba(212,175,55,.3); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: rgba(212,175,55,.55); }

/* 入场动画 */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }