/* ===========================================
   智构云枢 · 逸景网络科技官网  基础样式
   Style: 白底极简风 / 企业蓝主调
   =========================================== */

:root {
  /* 品牌色 */
  --c-primary: #1E40AF;          /* 企业蓝 */
  --c-primary-dark: #1E3A8A;
  --c-primary-light: #3B82F6;
  --c-primary-50: #EFF6FF;
  --c-primary-100: #DBEAFE;

  --c-accent: #0EA5E9;           /* 科技青蓝点缀 */
  --c-success: #10B981;          /* 成功绿（仅作数据强调） */

  /* 中性色 */
  --c-ink-900: #0F172A;
  --c-ink-800: #1E293B;
  --c-ink-700: #334155;
  --c-ink-600: #475569;
  --c-ink-500: #64748B;
  --c-ink-400: #94A3B8;
  --c-ink-300: #CBD5E1;
  --c-ink-200: #E2E8F0;
  --c-ink-100: #F1F5F9;
  --c-ink-50:  #F8FAFC;
  --c-white:   #FFFFFF;

  /* 圆角 */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 24px;

  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(15,23,42,.04);
  --shadow-md: 0 4px 12px rgba(15,23,42,.06);
  --shadow-lg: 0 12px 32px rgba(15,23,42,.08);

  /* 间距 */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-20: 80px;
  --sp-24: 96px;

  /* 字体 */
  --ff-sans: -apple-system, BlinkMacSystemFont, "PingFang SC",
             "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue",
             Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--ff-sans);
  color: var(--c-ink-800);
  background: var(--c-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* ---------- 排版 ---------- */
h1, h2, h3, h4, h5, h6 { color: var(--c-ink-900); font-weight: 700; line-height: 1.3; }
h1 { font-size: 48px; letter-spacing: -.5px; }
h2 { font-size: 36px; letter-spacing: -.3px; }
h3 { font-size: 24px; }
h4 { font-size: 18px; }
p  { color: var(--c-ink-600); }
small { font-size: 13px; color: var(--c-ink-500); }

/* ---------- 通用容器 ---------- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 880px; margin: 0 auto; padding: 0 24px; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px;
  border-radius: var(--r-md);
  font-size: 15px; font-weight: 600;
  transition: all .2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--c-primary);
  color: var(--c-white);
}
.btn-primary:hover {
  background: var(--c-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--c-primary);
  border: 1.5px solid var(--c-primary);
}
.btn-outline:hover {
  background: var(--c-primary-50);
}
.btn-ghost {
  background: var(--c-white);
  color: var(--c-ink-800);
  border: 1px solid var(--c-ink-200);
}
.btn-ghost:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
}

/* ---------- 导航栏 ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-ink-100);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
}
.brand {
  display: inline-flex; align-items: center;
  font-size: 17px; font-weight: 700; color: var(--c-ink-900);
}
.brand-logo {
  height: 44px; width: auto; display: block;
  flex-shrink: 0;
}
.brand-name { line-height: 1.2; }
.brand-name small { display: block; font-size: 11px; color: var(--c-ink-500); font-weight: 500; }

.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-link {
  font-size: 15px; color: var(--c-ink-700); font-weight: 500;
  transition: color .15s;
}
.nav-link:hover { color: var(--c-primary); }
.nav-link.active { color: var(--c-primary); font-weight: 600; }

.nav-cta { display: flex; gap: 12px; align-items: center; }

/* 移动端菜单按钮 */
.nav-toggle { display: none; width: 36px; height: 36px; }

/* ---------- Section 通用 ---------- */
.section { padding: 80px 0; }
.section-tight { padding: 56px 0; }
.section-alt { background: var(--c-ink-50); }
.section-dark {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: var(--c-white);
}
.section-dark h1, .section-dark h2, .section-dark h3 { color: var(--c-white); }
.section-dark p { color: var(--c-ink-300); }

.section-eyebrow {
  display: inline-block;
  font-size: 13px; font-weight: 600; color: var(--c-primary);
  background: var(--c-primary-50);
  padding: 5px 14px; border-radius: 100px;
  margin-bottom: 16px;
  letter-spacing: .5px;
}
.section-title {
  font-size: 36px; color: var(--c-ink-900);
  margin-bottom: 16px; line-height: 1.3;
}
.section-desc {
  font-size: 17px; color: var(--c-ink-600);
  max-width: 680px; line-height: 1.7;
}
.section-head-center { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head-center .section-desc { margin: 0 auto; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--c-white);
  border: 1px solid var(--c-ink-200);
  border-radius: var(--r-lg);
  padding: 28px;
  transition: all .25s ease;
}
.card:hover {
  border-color: var(--c-primary-100);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.card-icon {
  width: 48px; height: 48px;
  border-radius: var(--r-md);
  background: var(--c-primary-50);
  color: var(--c-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
}
.card-title { font-size: 18px; color: var(--c-ink-900); margin-bottom: 8px; }
.card-text { font-size: 14.5px; color: var(--c-ink-600); line-height: 1.7; }

/* ---------- 数据卡片 ---------- */
.stat {
  text-align: center;
  padding: 24px;
}
.stat-num {
  font-size: 44px; font-weight: 800;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}
.stat-label { font-size: 14px; color: var(--c-ink-600); margin-top: 8px; }

/* ---------- Footer ---------- */
.footer {
  background: var(--c-ink-900);
  color: var(--c-ink-300);
  padding: 64px 0 24px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr .8fr;
  gap: 48px; margin-bottom: 48px;
}
.footer h5 { color: var(--c-white); font-size: 15px; margin-bottom: 18px; }
.footer ul li { margin-bottom: 10px; }
.footer a { color: var(--c-ink-300); font-size: 14px; transition: color .15s; }
.footer a:hover { color: var(--c-white); }
.footer .brand { color: var(--c-white); margin-bottom: 16px; }
.footer .brand small { color: var(--c-ink-400); }
.footer .brand-logo { height: 40px; }
.footer-about { font-size: 14px; line-height: 1.7; max-width: 320px; }
.footer-contact-item { font-size: 14px; line-height: 1.8; }
.footer-contact-item strong { color: var(--c-white); display: block; font-size: 12px; font-weight: 500; text-transform: uppercase; letter-spacing: .8px; margin-bottom: 4px;}

/* Footer 二维码 */
.footer-qr { display: flex; flex-direction: column; align-items: flex-start; }
.footer-qr-img {
  width: 100px; height: 100px;
  border-radius: var(--r-sm);
  background: var(--c-white);
  padding: 6px;
  margin-bottom: 10px;
}
.footer-qr-label { font-size: 13px; color: var(--c-ink-300); }
.footer-qr-label strong { color: var(--c-white); display: block; font-size: 12px; font-weight: 500; text-transform: uppercase; letter-spacing: .8px; margin-bottom: 4px; }
.footer-bottom {
  border-top: 1px solid #1E293B;
  padding-top: 24px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 13px; color: var(--c-ink-400);
}
.footer-bottom a { color: var(--c-ink-400); text-decoration: none; transition: color .2s;}
.footer-bottom a:hover { color: var(--c-white);}

/* ---------- 表单 ---------- */
.form-group { margin-bottom: 18px; }
.form-label {
  display: block; font-size: 14px; font-weight: 600;
  color: var(--c-ink-800); margin-bottom: 6px;
}
.form-input, .form-textarea, .form-select {
  width: 100%; padding: 11px 14px;
  border: 1px solid var(--c-ink-200);
  border-radius: var(--r-md);
  font-family: inherit; font-size: 15px;
  color: var(--c-ink-800);
  background: var(--c-white);
  transition: border-color .15s, box-shadow .15s;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px var(--c-primary-100);
}
.form-textarea { min-height: 120px; resize: vertical; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  h1 { font-size: 32px; }
  h2 { font-size: 26px; }
  h3 { font-size: 20px; }
  .section { padding: 56px 0; }
  .section-title { font-size: 26px; }
  .section-desc { font-size: 15px; }

  .nav-links { display: none; }
  .nav-toggle { display: flex; align-items: center; justify-content: center; }
  .nav-cta .btn-outline { display: none; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .brand-logo { height: 40px; }
}
@media (max-width: 600px) {
  .container { padding: 0 16px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-qr { align-items: center; text-align: center; }
  .footer-qr-img { margin: 0 auto 10px; }
}

/* ============== ADMIN 后台管理样式 ============== */
:root {
  --c-admin-bg: #F4F6FB;
  --c-admin-sidebar: #0F1B2D;
  --c-admin-border: #E2E8F0;
  --c-admin-text: #1E293B;
  --c-admin-text-sub: #64748B;
  --c-admin-success: #10B981;
  --c-admin-warn: #F59E0B;
  --c-admin-danger: #EF4444;
  --c-admin-info: #3B82F6;
}
body.admin-body { background: var(--c-admin-bg); color: var(--c-admin-text); font-size: 14px; }
body.admin-body h1, body.admin-body h2, body.admin-body h3, body.admin-body h4 { color: var(--c-admin-text); }

/* 登录页 */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #0F1B2D 0%, #1E40AF 100%); padding: 24px; }
.login-card { background: var(--c-white); border-radius: 16px; padding: 48px 44px; width: 100%; max-width: 420px; box-shadow: 0 25px 60px rgba(0,0,0,.25); }
.login-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 32px; justify-content: center; }
.login-logo img { height: 36px; }
.login-title { font-size: 20px; font-weight: 700; text-align: center; margin-bottom: 8px; }
.login-sub { font-size: 13.5px; color: var(--c-admin-text-sub); text-align: center; margin-bottom: 32px; }
.login-card .form-group { margin-bottom: 18px; }
.login-card .form-label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.login-card .form-input { width: 100%; padding: 11px 14px; border: 1px solid var(--c-admin-border); border-radius: 8px; font-size: 14px; transition: all .2s; background: #F8FAFC; }
.login-card .form-input:focus { outline: none; border-color: var(--c-primary); background: #fff; box-shadow: 0 0 0 3px rgba(30,64,175,.12); }
.login-card .btn-primary { width: 100%; padding: 12px; border-radius: 8px; font-size: 15px; font-weight: 600; }
.login-hint { margin-top: 18px; padding: 12px 14px; background: #EEF2FF; border-radius: 8px; font-size: 12.5px; color: #4338CA; line-height: 1.6; }
.login-hint code { background: rgba(67,56,202,.12); padding: 1px 5px; border-radius: 3px; font-family: ui-monospace, 'SF Mono', monospace; }
.login-err { color: var(--c-admin-danger); font-size: 13px; margin-top: 8px; display: none; }
.login-err.show { display: block; }

/* 控制台布局 */
.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar { width: 240px; background: var(--c-admin-sidebar); color: rgba(255,255,255,.7); padding: 24px 0; display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; flex-shrink: 0; }
.admin-sidebar-logo { display: flex; align-items: center; gap: 10px; padding: 0 24px 24px; border-bottom: 1px solid rgba(255,255,255,.08); }
.admin-sidebar-logo img { height: 32px; filter: brightness(0) invert(1); }
.admin-sidebar-logo-text { color: #fff; font-size: 15px; font-weight: 700; }
.admin-sidebar-logo-text small { display: block; font-size: 10.5px; font-weight: 500; color: rgba(255,255,255,.4); letter-spacing: 1px; margin-top: 2px; }
.admin-nav { flex: 1; padding: 16px 12px; overflow-y: auto; }
.admin-nav-item { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 8px; font-size: 14px; color: rgba(255,255,255,.7); cursor: pointer; transition: all .2s; margin-bottom: 4px; user-select: none; }
.admin-nav-item:hover { background: rgba(255,255,255,.06); color: #fff; }
.admin-nav-item.active { background: var(--c-primary); color: #fff; }
.admin-nav-item-icon { width: 20px; text-align: center; font-size: 16px; }
.admin-nav-item-badge { margin-left: auto; background: var(--c-admin-warn); color: #fff; font-size: 11px; padding: 1px 7px; border-radius: 10px; font-weight: 600; }
.admin-nav-section { font-size: 11px; color: rgba(255,255,255,.4); text-transform: uppercase; letter-spacing: 1.2px; padding: 16px 14px 8px; }
.admin-sidebar-foot { padding: 16px 24px; border-top: 1px solid rgba(255,255,255,.08); font-size: 12px; color: rgba(255,255,255,.4); line-height: 1.6; }
.admin-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.admin-topbar { background: #fff; height: 60px; padding: 0 32px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--c-admin-border); position: sticky; top: 0; z-index: 10; }
.admin-topbar-title { font-size: 16px; font-weight: 600; }
.admin-topbar-actions { display: flex; align-items: center; gap: 16px; }
.admin-user { display: flex; align-items: center; gap: 10px; cursor: pointer; padding: 6px 10px; border-radius: 6px; }
.admin-user:hover { background: var(--c-admin-bg); }
.admin-avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--c-primary); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 600; }
.admin-user-name { font-size: 13.5px; font-weight: 500; }
.admin-user-role { font-size: 11.5px; color: var(--c-admin-text-sub); }
.admin-icon-btn { width: 34px; height: 34px; border-radius: 6px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; color: var(--c-admin-text-sub); background: transparent; border: none; }
.admin-icon-btn:hover { background: var(--c-admin-bg); color: var(--c-admin-text); }
.admin-content { padding: 28px 32px 48px; flex: 1; }
.admin-page { display: none; }
.admin-page.active { display: block; }
.admin-page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.admin-page-title { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.admin-page-desc { font-size: 13.5px; color: var(--c-admin-text-sub); }

/* KPI */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.kpi-card { background: #fff; border: 1px solid var(--c-admin-border); border-radius: 12px; padding: 20px; display: flex; align-items: center; gap: 16px; transition: all .2s; }
.kpi-card:hover { box-shadow: 0 4px 12px rgba(15,27,45,.06); transform: translateY(-1px); }
.kpi-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; flex-shrink: 0; }
.kpi-icon.blue { background: #DBEAFE; color: #1D4ED8; }
.kpi-icon.green { background: #D1FAE5; color: #047857; }
.kpi-icon.orange { background: #FED7AA; color: #C2410C; }
.kpi-icon.purple { background: #E9D5FF; color: #7E22CE; }
.kpi-body { min-width: 0; }
.kpi-label { font-size: 12.5px; color: var(--c-admin-text-sub); margin-bottom: 4px; }
.kpi-value { font-size: 26px; font-weight: 700; line-height: 1.1; font-variant-numeric: tabular-nums; }
.kpi-trend { font-size: 12px; color: var(--c-admin-success); margin-top: 2px; }
.kpi-trend.down { color: var(--c-admin-danger); }

/* 筛选 + 表格 */
.filter-bar { background: #fff; border: 1px solid var(--c-admin-border); border-radius: 12px; padding: 16px 20px; display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.filter-bar .form-input, .filter-bar .form-select { padding: 8px 12px; border: 1px solid var(--c-admin-border); border-radius: 6px; font-size: 13.5px; min-width: 140px; background: #fff; color: var(--c-admin-text); }
.filter-bar .form-input:focus, .filter-bar .form-select:focus { outline: none; border-color: var(--c-primary); }
.filter-search { flex: 1; min-width: 220px; }
.filter-bar .btn { padding: 8px 16px; border-radius: 6px; font-size: 13.5px; }
.data-table-card { background: #fff; border: 1px solid var(--c-admin-border); border-radius: 12px; overflow: hidden; }
.data-table-head { padding: 16px 20px; border-bottom: 1px solid var(--c-admin-border); display: flex; align-items: center; justify-content: space-between; }
.data-table-head h3 { font-size: 15px; font-weight: 600; }
.data-table-head .meta { font-size: 12.5px; color: var(--c-admin-text-sub); }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { background: #F8FAFC; text-align: left; font-size: 12px; font-weight: 600; color: var(--c-admin-text-sub); padding: 12px 16px; text-transform: uppercase; letter-spacing: .5px; border-bottom: 1px solid var(--c-admin-border); white-space: nowrap; }
.data-table td { padding: 14px 16px; border-bottom: 1px solid var(--c-admin-border); font-size: 13.5px; vertical-align: middle; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: #F8FAFC; }
.data-table .col-name { font-weight: 600; }
.data-table .col-name-sub { font-size: 12px; color: var(--c-admin-text-sub); margin-top: 2px; }
.data-table .col-actions { white-space: nowrap; text-align: right; }
.data-table .col-actions .btn { padding: 5px 10px; font-size: 12.5px; border-radius: 5px; }
.tag { display: inline-flex; align-items: center; gap: 4px; padding: 3px 9px; border-radius: 11px; font-size: 12px; font-weight: 500; }
.tag.new { background: #DBEAFE; color: #1D4ED8; }
.tag.contacted { background: #FEF3C7; color: #B45309; }
.tag.demo { background: #E0E7FF; color: #4338CA; }
.tag.won { background: #D1FAE5; color: #047857; }
.tag.lost { background: #FEE2E2; color: #B91C1C; }
.tag.archived { background: #E2E8F0; color: #475569; }
.empty-state { text-align: center; padding: 56px 20px; color: var(--c-admin-text-sub); }
.empty-state-icon { font-size: 36px; opacity: .4; margin-bottom: 12px; }
.empty-state-title { font-size: 15px; font-weight: 600; margin-bottom: 6px; }
.empty-state-desc { font-size: 13px; }
.pagination { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; border-top: 1px solid var(--c-admin-border); font-size: 13px; color: var(--c-admin-text-sub); }
.pagination-controls { display: flex; gap: 4px; }
.pagination-controls button { min-width: 32px; height: 32px; border-radius: 6px; border: 1px solid var(--c-admin-border); background: #fff; cursor: pointer; color: var(--c-admin-text); font-size: 13px; padding: 0 8px; }
.pagination-controls button:hover { background: var(--c-admin-bg); }
.pagination-controls button.active { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }
.pagination-controls button:disabled { opacity: .4; cursor: not-allowed; }

/* 详情抽屉 */
.drawer-mask { position: fixed; inset: 0; background: rgba(15,27,45,.5); z-index: 100; opacity: 0; pointer-events: none; transition: opacity .2s; }
.drawer-mask.open { opacity: 1; pointer-events: auto; }
.drawer { position: fixed; right: 0; top: 0; bottom: 0; width: 560px; max-width: 90vw; background: #fff; z-index: 101; transform: translateX(100%); transition: transform .25s; display: flex; flex-direction: column; box-shadow: -10px 0 30px rgba(15,27,45,.15); }
.drawer.open { transform: translateX(0); }
.drawer-head { padding: 20px 24px; border-bottom: 1px solid var(--c-admin-border); display: flex; align-items: center; justify-content: space-between; }
.drawer-title { font-size: 16px; font-weight: 600; }
.drawer-close { background: transparent; border: none; cursor: pointer; font-size: 20px; color: var(--c-admin-text-sub); width: 32px; height: 32px; border-radius: 6px; }
.drawer-close:hover { background: var(--c-admin-bg); }
.drawer-body { flex: 1; overflow-y: auto; padding: 24px; }
.drawer-foot { padding: 16px 24px; border-top: 1px solid var(--c-admin-border); display: flex; gap: 8px; justify-content: flex-end; }
.detail-section { margin-bottom: 28px; }
.detail-section-title { font-size: 12px; font-weight: 600; color: var(--c-admin-text-sub); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px solid var(--c-admin-border); }
.detail-row { display: flex; padding: 8px 0; align-items: flex-start; gap: 12px; }
.detail-label { width: 88px; flex-shrink: 0; font-size: 12.5px; color: var(--c-admin-text-sub); }
.detail-value { flex: 1; font-size: 13.5px; word-break: break-all; }
.detail-message { background: var(--c-admin-bg); padding: 14px 16px; border-radius: 8px; font-size: 13.5px; line-height: 1.7; white-space: pre-wrap; min-height: 60px; }
.timeline { position: relative; padding-left: 22px; }
.timeline::before { content: ''; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 1px; background: var(--c-admin-border); }
.timeline-item { position: relative; padding-bottom: 18px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before { content: ''; position: absolute; left: -22px; top: 4px; width: 11px; height: 11px; border-radius: 50%; background: var(--c-primary); border: 2px solid #fff; box-shadow: 0 0 0 1px var(--c-primary); }
.timeline-item.gray::before { background: #94A3B8; box-shadow: 0 0 0 1px #94A3B8; }
.timeline-time { font-size: 12px; color: var(--c-admin-text-sub); margin-bottom: 2px; }
.timeline-content { font-size: 13.5px; }
.timeline-meta { font-size: 12px; color: var(--c-admin-text-sub); margin-top: 2px; }
.status-bar { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 20px; padding: 14px; background: var(--c-admin-bg); border-radius: 8px; }
.status-pill { padding: 6px 12px; border-radius: 14px; font-size: 12.5px; font-weight: 500; cursor: pointer; border: 1px solid transparent; background: #fff; color: var(--c-admin-text-sub); transition: all .15s; }
.status-pill:hover { border-color: var(--c-admin-border); }
.status-pill.active { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }

/* 模态弹窗 */
.modal-mask { position: fixed; inset: 0; background: rgba(15,27,45,.55); z-index: 200; display: none; align-items: center; justify-content: center; padding: 24px; }
.modal-mask.open { display: flex; }
.modal { background: #fff; border-radius: 14px; width: 100%; max-width: 480px; box-shadow: 0 20px 50px rgba(15,27,45,.25); overflow: hidden; }
.modal-head { padding: 20px 24px; border-bottom: 1px solid var(--c-admin-border); display: flex; align-items: center; justify-content: space-between; }
.modal-title { font-size: 16px; font-weight: 600; }
.modal-body { padding: 20px 24px; }
.modal-foot { padding: 14px 24px; border-top: 1px solid var(--c-admin-border); display: flex; gap: 8px; justify-content: flex-end; background: #F8FAFC; }
.modal-body textarea { width: 100%; min-height: 100px; padding: 10px 12px; border: 1px solid var(--c-admin-border); border-radius: 6px; font-size: 13.5px; resize: vertical; font-family: inherit; }
.modal-body textarea:focus { outline: none; border-color: var(--c-primary); }

/* Toast */
.toast-host { position: fixed; top: 24px; left: 50%; transform: translateX(-50%); z-index: 1000; display: flex; flex-direction: column; gap: 8px; }
.toast { background: #0F1B2D; color: #fff; padding: 10px 18px; border-radius: 8px; font-size: 13.5px; box-shadow: 0 8px 20px rgba(0,0,0,.18); animation: toastIn .25s; }
.toast.success { background: var(--c-admin-success); }
.toast.error { background: var(--c-admin-danger); }
@keyframes toastIn { from { opacity: 0; transform: translateY(-8px);} to { opacity: 1; transform: translateY(0);} }

/* 图表 */
.chart-card { background: #fff; border: 1px solid var(--c-admin-border); border-radius: 12px; padding: 20px; }
.chart-card h3 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.chart-card .meta { font-size: 12.5px; color: var(--c-admin-text-sub); margin-bottom: 18px; }
.chart-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; margin-bottom: 24px; }
.bar-row { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.bar-label { width: 110px; font-size: 12.5px; flex-shrink: 0; }
.bar-track { flex: 1; background: var(--c-admin-bg); height: 10px; border-radius: 5px; overflow: hidden; }
.bar-fill { height: 100%; background: linear-gradient(90deg, var(--c-primary), #3B82F6); border-radius: 5px; transition: width .4s; }
.bar-value { width: 50px; text-align: right; font-size: 12.5px; font-weight: 600; font-variant-numeric: tabular-nums; }
.donut-wrap { display: flex; align-items: center; gap: 24px; }
.donut-svg { width: 160px; height: 160px; flex-shrink: 0; }
.donut-legend { flex: 1; }
.donut-legend-row { display: flex; align-items: center; gap: 8px; font-size: 13px; margin-bottom: 10px; }
.donut-legend-row .swatch { width: 12px; height: 12px; border-radius: 3px; }

/* 响应式 admin */
@media (max-width: 980px) {
  .admin-sidebar { width: 64px; }
  .admin-sidebar-logo-text, .admin-nav-item span:not(.admin-nav-item-icon):not(.admin-nav-item-badge) { display: none; }
  .admin-nav-item { justify-content: center; padding: 12px; }
  .admin-nav-section { text-align: center; padding: 16px 0 8px; font-size: 0; }
  .admin-nav-section::after { content: '·'; font-size: 16px; color: rgba(255,255,255,.3); }
  .admin-sidebar-foot { display: none; }
  .admin-content { padding: 20px 16px 32px; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .chart-grid { grid-template-columns: 1fr; }
  .filter-search { min-width: 100%; }
}
@media (max-width: 640px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .data-table-card { overflow-x: auto; }
  .data-table { min-width: 720px; }
  .drawer { width: 100vw; }
  .admin-topbar { padding: 0 16px; }
  .admin-user-name, .admin-user-role { display: none; }
}