/* ============================================================================
   盛业智慧园区 · Web 设计系统（VI 令牌 + 组件）—— PC 后台 与 官网 共用
   基准：_tooling\vi_tokens.md   引用方式：<link rel="stylesheet" href="/assets/vi.css">
   ============================================================================ */
:root {
  --c-primary-900: #071B33;
  --c-primary-800: #0B2A4B;
  --c-primary-600: #16406B;
  --c-primary-100: #E8EEF6;
  --c-primary-050: #F4F7FB;
  --c-gold-700: #8C6E17;
  --c-gold-500: #C9A227;
  --c-gold-300: #E4C766;
  --c-gold-050: #FBF6E6;
  --c-success: #1F8A5B;
  --c-warning: #C7841B;
  --c-danger: #C0392B;
  --c-info: #2A6FA8;
  --c-text-title: #14243A;
  --c-text-body: #3D4C63;
  --c-text-muted: #6E7C91;
  --c-text-hint: #9AA5B3;
  --c-line: #E6EBF2;
  --c-bg: #F5F7FA;
  --c-surface: #FFFFFF;
  --r-card: 12px;
  --r-inner: 8px;
  --r-pill: 999px;
  --sh-card: 0 4px 16px rgba(11, 42, 75, .06);
  --sh-float: 0 8px 24px rgba(11, 42, 75, .12);
  --page-max: 1200px;
  --font: -apple-system, "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  font-size: 15px; line-height: 1.6;
  color: var(--c-text-body); background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--c-primary-600); text-decoration: none; }
a:hover { color: var(--c-primary-800); }
h1, h2, h3, h4 { color: var(--c-text-title); margin: 0 0 12px; line-height: 1.3; }
h1 { font-size: 28px; font-weight: 700; letter-spacing: .3px; }
h2 { font-size: 20px; font-weight: 600; }
h3 { font-size: 17px; font-weight: 600; }
p { margin: 0 0 12px; }
.num { font-variant-numeric: tabular-nums; }

/* ============================ 布局 ============================ */
.wrap { max-width: var(--page-max); margin: 0 auto; padding: 0 24px; }
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.flex { display: flex; align-items: center; gap: 12px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.wrap-flex { flex-wrap: wrap; }
.mt-8 { margin-top: 8px; } .mt-12 { margin-top: 12px; } .mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; } .mt-32 { margin-top: 32px; } .mt-48 { margin-top: 48px; }
.mb-0 { margin-bottom: 0; } .mb-8 { margin-bottom: 8px; } .mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; }
.text-center { text-align: center; } .text-right { text-align: right; }
.muted { color: var(--c-text-muted); } .hint { color: var(--c-text-hint); font-size: 13px; }
.gold { color: var(--c-gold-700); } .title { color: var(--c-text-title); }
.success { color: var(--c-success); } .warning { color: var(--c-warning); } .danger { color: var(--c-danger); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 620px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ============================ 顶部导航 ============================ */
.topbar {
  background: linear-gradient(135deg, var(--c-primary-800), var(--c-primary-900));
  color: #fff; position: sticky; top: 0; z-index: 50;
  box-shadow: 0 2px 12px rgba(7, 27, 51, .18);
}
.topbar .wrap { height: 64px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 12px; color: #fff; font-weight: 700; font-size: 18px; letter-spacing: .5px; }
.brand .logo {
  width: 34px; height: 34px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--c-gold-300), var(--c-gold-500) 60%, var(--c-gold-700));
  display: flex; align-items: center; justify-content: center;
  color: var(--c-primary-900); font-size: 15px; font-weight: 800;
}
.nav { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.nav a {
  color: rgba(255, 255, 255, .82); padding: 8px 14px; border-radius: var(--r-pill);
  font-size: 14px; transition: background .15s ease, color .15s ease;
}
.nav a:hover { background: rgba(255, 255, 255, .12); color: #fff; }
.nav a.active { background: rgba(201, 162, 39, .22); color: #fff; }
.nav-toggle { display: none; background: none; border: 0; color: #fff; font-size: 22px; cursor: pointer; }
@media (max-width: 780px) {
  .nav { display: none; width: 100%; }
  .nav.open { display: flex; padding: 8px 0 14px; }
  .nav-toggle { display: block; }
  .topbar .wrap { flex-wrap: wrap; height: auto; padding-top: 10px; padding-bottom: 10px; }
}

/* ============================ 卡片 / 面板 ============================ */
.card {
  background: var(--c-surface); border-radius: var(--r-card);
  padding: 20px; box-shadow: var(--sh-card); border: 1px solid transparent;
}
.card-flat { box-shadow: none; border: 1px solid var(--c-line); }
.card-dark { background: linear-gradient(135deg, var(--c-primary-800), var(--c-primary-900)); color: #fff; box-shadow: var(--sh-float); }
.card-dark h1, .card-dark h2, .card-dark h3 { color: #fff; }
.card-dark .muted, .card-dark .hint { color: rgba(255, 255, 255, .72); }
.data-bar {
  background: var(--c-gold-050); border-left: 4px solid var(--c-gold-500);
  border-radius: var(--r-inner); padding: 10px 14px; font-size: 14px; color: var(--c-text-body);
}
.data-bar .strong { color: var(--c-gold-700); font-weight: 700; }
.section-title { display: flex; align-items: center; font-size: 18px; font-weight: 600; color: var(--c-text-title); margin: 0 0 14px; }
.section-title::before { content: ""; width: 4px; height: 18px; border-radius: 2px; background: var(--c-gold-500); margin-right: 10px; }

/* 指标卡 */
.metric { background: var(--c-surface); border-radius: var(--r-card); padding: 18px 20px; box-shadow: var(--sh-card); }
.metric .label { color: var(--c-text-muted); font-size: 13px; }
.metric .value { font-size: 30px; font-weight: 700; color: var(--c-primary-800); font-variant-numeric: tabular-nums; }
.metric .value.gold { color: var(--c-gold-500); }

/* ============================ 按钮 ============================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 42px; padding: 0 20px; border-radius: var(--r-pill);
  font-size: 14px; font-weight: 600; cursor: pointer; border: 1px solid transparent;
  background: var(--c-primary-800); color: #fff; transition: transform .12s ease, opacity .12s ease, background .15s ease;
}
.btn:hover { background: var(--c-primary-600); color: #fff; }
.btn:active { transform: scale(.985); opacity: .92; }
.btn-gold { background: var(--c-gold-500); color: var(--c-text-title); }
.btn-gold:hover { background: var(--c-gold-300); color: var(--c-text-title); }
.btn-ghost { background: var(--c-primary-050); color: var(--c-primary-800); border-color: var(--c-line); }
.btn-ghost:hover { background: var(--c-primary-100); color: var(--c-primary-800); }
.btn-danger { background: var(--c-danger); }
.btn-danger:hover { background: #A93226; }
.btn-sm { height: 32px; padding: 0 14px; font-size: 13px; }
.btn[disabled] { opacity: .45; cursor: not-allowed; }

/* ============================ 标签 / 徽标 ============================ */
.badge { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 6px; font-size: 12.5px; font-weight: 500; }
.badge-vacant { background: rgba(31, 138, 91, .12); color: var(--c-success); }
.badge-negotiating { background: rgba(199, 132, 27, .14); color: var(--c-warning); }
.badge-rented { background: rgba(192, 57, 43, .12); color: var(--c-danger); }
.badge-gold { background: var(--c-gold-050); color: var(--c-gold-700); }
.badge-muted { background: #F0F2F5; color: var(--c-text-muted); }
.badge-info { background: var(--c-primary-100); color: var(--c-primary-600); }
.chip { padding: 7px 16px; border-radius: var(--r-pill); background: var(--c-primary-050); border: 1px solid var(--c-line); font-size: 13px; cursor: pointer; }
.chip.active { background: var(--c-primary-800); color: #fff; border-color: var(--c-primary-800); }

/* ============================ 表格 ============================ */
.table { width: 100%; border-collapse: collapse; background: var(--c-surface); border-radius: var(--r-card); overflow: hidden; box-shadow: var(--sh-card); }
.table th, .table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--c-line); font-size: 14px; }
.table th { background: var(--c-primary-050); color: var(--c-text-muted); font-weight: 600; font-size: 13px; }
.table tbody tr:hover { background: #FAFBFD; }
.table td.num, .table th.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ============================ 表单 ============================ */
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; color: var(--c-text-muted); margin-bottom: 6px; }
.input, .select, .textarea {
  width: 100%; height: 42px; padding: 0 14px; font-size: 14px; color: var(--c-text-body);
  background: var(--c-primary-050); border: 1px solid var(--c-line); border-radius: var(--r-inner);
  outline: none; transition: border-color .15s ease, background .15s ease;
}
.textarea { height: auto; min-height: 96px; padding: 10px 14px; line-height: 1.6; }
.input:focus, .select:focus, .textarea:focus { border-color: var(--c-primary-600); background: #fff; }

/* ============================ 空态 / 加载 ============================ */
.empty { padding: 48px 24px; text-align: center; color: var(--c-text-muted); }
.empty .icon { font-size: 40px; display: block; margin-bottom: 10px; opacity: .5; }
.skeleton { background: linear-gradient(90deg, #EEF1F5 25%, #F7F9FC 37%, #EEF1F5 63%); background-size: 400% 100%; animation: sk 1.2s ease infinite; border-radius: var(--r-inner); }
@keyframes sk { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

/* ============================ 官网专用 ============================ */
.hero {
  background: linear-gradient(135deg, var(--c-primary-800) 0%, var(--c-primary-900) 55%, #04101F 100%);
  color: #fff; padding: 72px 0 64px; position: relative; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; right: -80px; top: -60px; width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(201, 162, 39, .28), transparent 62%); pointer-events: none;
}
.hero h1 { color: #fff; font-size: 40px; letter-spacing: 1px; }
.hero .lead { color: rgba(255, 255, 255, .82); font-size: 17px; max-width: 720px; }
.hero .kicker { color: var(--c-gold-300); font-size: 14px; letter-spacing: 3px; text-transform: uppercase; margin-bottom: 12px; }
.hero-stats { display: flex; gap: 40px; flex-wrap: wrap; margin-top: 32px; }
.hero-stats .item .v { font-size: 30px; font-weight: 700; color: var(--c-gold-300); font-variant-numeric: tabular-nums; }
.hero-stats .item .k { color: rgba(255, 255, 255, .7); font-size: 13px; }
.section { padding: 64px 0; }
.section.alt { background: #fff; }
.eyebrow { color: var(--c-gold-700); font-size: 13px; letter-spacing: 2px; font-weight: 600; margin-bottom: 8px; }
.lead { font-size: 16px; color: var(--c-text-muted); }
.feature { background: #fff; border-radius: var(--r-card); padding: 22px; box-shadow: var(--sh-card); }
.feature .ico { font-size: 26px; margin-bottom: 10px; }
.timeline { border-left: 2px solid var(--c-line); padding-left: 20px; }
.timeline .step { position: relative; padding-bottom: 18px; }
.timeline .step::before { content: ""; position: absolute; left: -27px; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: var(--c-gold-500); }
.cta { background: linear-gradient(135deg, var(--c-primary-800), var(--c-primary-900)); color: #fff; border-radius: var(--r-card); padding: 32px; }
.cta h2 { color: #fff; }
.cta .muted { color: rgba(255, 255, 255, .78); }
.footer { background: #061626; color: rgba(255, 255, 255, .66); padding: 32px 0; font-size: 13.5px; }
.footer a { color: rgba(255, 255, 255, .8); }
.footer .cols { display: flex; gap: 40px; flex-wrap: wrap; justify-content: space-between; }
.footer .brand { color: #fff; }
.copy { border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 20px; padding-top: 14px; font-size: 12.5px; color: rgba(255, 255, 255, .5); }
/* 备案信息行（ICP 备案号 + 公安备案号）：有值才显示，空值整行隐藏（见 site.js applyFiling） */
.is-hidden { display: none !important; }
.filing { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 10px; font-size: 12.5px; color: rgba(255, 255, 255, .55); }
.filing a { display: inline-flex; align-items: center; gap: 5px; color: rgba(255, 255, 255, .7); }
.filing a:hover { color: #fff; }
.filing .psb-ico { width: 14px; height: 14px; flex: 0 0 auto; color: rgba(255, 255, 255, .72); }
.filing img.psb-ico { width: 14px; height: 14px; object-fit: contain; }