/* ============================================================
   零欧元创 · 官方网站 — 极简 / 高级蓝
   ============================================================ */
:root {
  --bg: #ffffff;
  --bg-alt: #f5f8ff;
  --ink: #0a1838;
  --text: #16243f;
  --text-soft: #5c6b8a;
  --primary: #49aabe;
  --primary-2: #2f7d8f;
  --primary-3: #6cc0d0;
  --primary-soft: #e9f6f9;
  --border: #e7edf8;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 4px 14px rgba(47, 125, 143, 0.06);
  --shadow: 0 12px 32px rgba(47, 125, 143, 0.08);
  --maxw: 1160px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.1px;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ===================== 顶部导航 ===================== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.82);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--ink); font-size: 24px; letter-spacing: -0.2px; }
.brand-logo {
  height: 30px; width: auto; border-radius: 0;
  object-fit: contain;
  display: block;
}
.brand-logo svg { width: 18px; height: 18px; }
.nav { display: flex; align-items: center; gap: 18px; }
.nav > .nav-item { position: relative; }
.nav > .nav-item > a,
.nav > .nav-link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 14px; border-radius: 9px; color: var(--text);
  font-weight: 500; font-size: 15px; transition: background .2s, color .2s;
}
.nav > .nav-item > a:hover,
.nav > .nav-link:hover { background: var(--primary-soft); color: var(--primary); }
.nav .caret { width: 14px; height: 14px; transition: transform .25s var(--ease); }
.nav > .nav-item:hover .caret { transform: rotate(180deg); }

/* 下拉菜单 */
.dropdown {
  position: absolute; top: calc(100% + 10px); left: 0;
  min-width: 224px; padding: 8px;
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .22s var(--ease), transform .22s var(--ease), visibility .22s;
}
.nav > .nav-item:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 12px; border-radius: 9px; transition: background .18s;
}
.dropdown a:hover { background: var(--primary-soft); }
.dropdown .dd-icon {
  width: 34px; height: 34px; border-radius: 9px; flex-shrink: 0;
  background: var(--primary-soft); color: var(--primary);
  display: inline-flex; align-items: center; justify-content: center;
}
.dropdown .dd-icon svg { width: 18px; height: 18px; }
.dropdown .dd-text { display: flex; flex-direction: column; line-height: 1.35; }
.dropdown .dd-text strong { font-size: 14px; color: var(--ink); font-weight: 600; }
.dropdown .dd-text span { font-size: 12px; color: var(--text-soft); }

.header-cta { display: inline-flex; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 11px; font-weight: 600; cursor: pointer; transition: transform .2s var(--ease), background .2s, box-shadow .2s, border-color .2s; }
.btn-primary { background: var(--primary); color: #fff; padding: 11px 22px; font-size: 15px; }
.btn-primary:hover { background: var(--primary-2); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn-ghost { background: #fff; color: var(--primary); border: 1px solid rgba(73,170,190,0.35); padding: 10px 20px; font-size: 15px; }
.btn-ghost:hover { background: var(--primary-soft); transform: translateY(-1px); }

.nav-toggle {
  display: none; width: 42px; height: 42px; border: 1px solid var(--border);
  background: #fff; border-radius: 10px; color: var(--ink); cursor: pointer;
}

/* ===================== Hero ===================== */
.hero {
  position: relative; overflow: hidden;
  padding: 104px 0 110px;
  background:
    radial-gradient(880px 480px at 10% -8%, rgba(73,170,190,0.12), transparent 60%),
    radial-gradient(760px 460px at 96% 4%, rgba(108,192,208,0.16), transparent 55%),
    linear-gradient(180deg, #f4fafb 0%, #ffffff 72%);
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(47,125,143,0.05) 1px, transparent 1px);
  background-size: 26px 26px; mask-image: linear-gradient(180deg, #000, transparent 82%);
  pointer-events: none;
}
.orb { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .38; pointer-events: none; z-index: 0; }
.orb-1 { width: 330px; height: 330px; background: rgba(73,170,190,0.34); top: -70px; right: 6%; }
.orb-2 { width: 260px; height: 260px; background: rgba(108,192,208,0.30); bottom: -50px; left: 3%; }

.hero-inner { position: relative; z-index: 1; max-width: 820px; margin: 0 auto; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; letter-spacing: 1.6px; text-transform: uppercase;
  color: var(--primary); background: var(--primary-soft);
  padding: 6px 14px; border-radius: 999px; margin-bottom: 24px;
}
.hero h1 {
  font-size: 52px; line-height: 1.12; margin-bottom: 22px; letter-spacing: -1.2px;
  color: var(--ink); font-weight: 800;
}
.hero h1 .hl { color: var(--primary); }
.lead { font-size: 19px; color: var(--text-soft); margin-bottom: 34px; max-width: 640px; margin-left: auto; margin-right: auto; }
.hero-actions { display: flex; gap: 14px; margin-bottom: 36px; flex-wrap: wrap; justify-content: center; }
.hero-points { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 26px; justify-content: center; }
.hero-points li { display: flex; align-items: center; gap: 8px; color: var(--text); font-weight: 500; }
.hero-points li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); flex-shrink: 0; }

/* ===================== 通用区块 ===================== */
.section { padding: 92px 0; position: relative; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.section-title { font-size: 36px; color: var(--ink); font-weight: 800; letter-spacing: -0.6px; margin-bottom: 14px; }
.section-desc { color: var(--text-soft); font-size: 17px; }

/* ===================== 产品矩阵 ===================== */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.product-card {
  position: relative; display: flex; gap: 20px; align-items: flex-start;
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px;
  transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: rgba(73,170,190,0.35); }
.product-card .pc-icon {
  width: 56px; height: 56px; border-radius: 14px; flex-shrink: 0;
  background: var(--primary-soft); color: var(--primary);
  display: inline-flex; align-items: center; justify-content: center;
}
.product-card .pc-icon svg { width: 28px; height: 28px; }
.product-card h3 { font-size: 20px; color: var(--ink); font-weight: 700; margin-bottom: 6px; }
.product-card p { color: var(--text-soft); font-size: 15px; margin-bottom: 14px; }
.product-card .pc-link { font-weight: 600; color: var(--primary); font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.product-card .pc-link svg { width: 15px; height: 15px; transition: transform .2s; }
.product-card:hover .pc-link svg { transform: translateX(3px); }
.product-card.is-soon .pc-tag { margin-left: 8px; font-size: 12px; font-weight: 600; color: var(--text-soft); background: #eef2f8; padding: 2px 9px; border-radius: 999px; }

/* ===================== 关于/特性栅格 ===================== */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.feature-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px 24px;
  transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: rgba(73,170,190,0.35); }
.feature-icon {
  width: 52px; height: 52px; border-radius: 13px; margin-bottom: 18px;
  background: var(--primary-soft); color: var(--primary);
  display: inline-flex; align-items: center; justify-content: center;
}
.feature-icon svg { width: 26px; height: 26px; }
.feature-card h3 { font-size: 18px; color: var(--ink); font-weight: 700; margin-bottom: 8px; }
.feature-card p { color: var(--text-soft); font-size: 14.5px; }

/* 产品区块卡片内的简介 */
.feature-card .sec-brief { font-size: 14px; line-height: 1.7; color: #475569; }
.feature-card .sec-brief p { margin: 0 0 6px; }
.feature-card .sec-brief p:last-child { margin-bottom: 0; }
.feature-card .sec-brief strong { color: var(--primary); font-weight: 600; }

/* ===================== 产品详情 · 内容区块 ===================== */
/* sections-wrap 只是包一层，没有 padding/背景，section-block 自己铺满整屏 */
.sections-wrap { display: block; }

/* section-block：占满整屏宽度，背景色铺满整屏 */
.section-block {
  width: 100%;
  padding: 56px 0;
  background: var(--bg-alt); /* 默认：第 1 块浅灰 */
}
.section-block:nth-child(even) {
  background: #fff; /* 默认：偶数块白 */
}
/* 后台显式指定的优先级最高（覆盖 nth-child 默认） */
.section-block--white { background: #fff !important; }
.section-block--gray  { background: var(--bg-alt) !important; }

/* 内层容器：限宽 1112px 居中 */
.section-block-inner {
  max-width: 1112px;
  margin: 0 auto;
}

.section-block-head { text-align: center; margin-bottom: 28px; }
.section-block-title { font-size: 26px; font-weight: 700; color: var(--ink); margin: 0; }

/* 内容项卡片（4 列 grid 中的小卡） */
.item-card { padding: 24px 22px; }
.item-card .feature-icon { width: 44px; height: 44px; margin-bottom: 12px; }
.item-card .feature-icon svg { width: 22px; height: 22px; }
.item-card h3 { font-size: 16px; margin-bottom: 6px; }
.item-card p { font-size: 13.5px; line-height: 1.65; }

/* 区块无内容项时的兜底提示 */
.section-empty { text-align: center; color: var(--text-soft); font-size: 14px; padding: 12px 0 4px; }

@media (max-width: 720px) {
  .section-block { padding: 40px 0; }
}

/* ===================== 解决方案卡片 ===================== */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.sol-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.sol-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: rgba(73,170,190,0.35); }
.sol-card-img { width: 100%; height: 168px; object-fit: cover; }
.sol-card-body { padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.sol-tag {
  align-self: flex-start; font-size: 12px; font-weight: 600;
  color: var(--primary-2); background: var(--primary-soft);
  padding: 3px 10px; border-radius: 999px;
}
.sol-card-body h3 { font-size: 19px; color: var(--ink); font-weight: 700; }
.sol-card-body p { color: var(--text-soft); font-size: 14.5px; flex: 1; }
.sol-more { color: var(--primary); font-weight: 600; font-size: 14px; }
@media (max-width: 860px) { .card-grid { grid-template-columns: 1fr; } }

/* ===================== 产品页 Hero ===================== */
.product-hero {
  position: relative; overflow: hidden; padding: 72px 0 64px;
  background:
    radial-gradient(880px 480px at 10% -8%, rgba(73,170,190,0.12), transparent 60%),
    radial-gradient(760px 460px at 96% 4%, rgba(108,192,208,0.16), transparent 55%),
    linear-gradient(180deg, #f4fafb 0%, #ffffff 72%);
  border-bottom: 1px solid var(--border);
}
.product-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(47,125,143,0.05) 1px, transparent 1px);
  background-size: 26px 26px; mask-image: linear-gradient(180deg, #000, transparent 82%);
  pointer-events: none;
}
.product-hero::after {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  filter: blur(60px);
  background:
    radial-gradient(330px 330px at 94% -10%, rgba(73,170,190,0.34), transparent 60%),
    radial-gradient(260px 260px at 3% 110%, rgba(108,192,208,0.30), transparent 60%);
}
.product-hero .container { position: relative; z-index: 1; }
.product-hero .crumb { font-size: 14px; color: var(--text-soft); margin-bottom: 18px; }
.product-hero .crumb a:hover { color: var(--primary); }
.product-hero h1 { font-size: 42px; color: var(--ink); font-weight: 800; letter-spacing: -0.8px; margin-bottom: 14px; }
.product-hero .ph-lead { font-size: 18px; color: var(--text-soft); max-width: 640px; }
.ph-badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; letter-spacing: .5px; color: var(--primary); background: var(--primary-soft); padding: 5px 12px; border-radius: 999px; margin-bottom: 16px; }

/* ===================== App 卡片 ===================== */
.app-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.app-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 34px 32px; box-shadow: var(--shadow-sm);
  display: flex; flex-direction: row; gap: 28px; align-items: flex-start;
}
.app-card-qr { flex-shrink: 0; }
.qr-box { text-align: center; color: var(--text-soft); width: 138px; height: 138px; }
.qr-placeholder {
  width: 138px; height: 138px; margin: 0 auto 8px; border: 1px dashed var(--border);
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
  font-size: 13px; color: var(--text-soft); background: var(--bg-alt);
}
.qr-box small { font-size: 12px; }
.app-card-body { flex: 1 1 auto; min-width: 0; }
.app-card-title { font-size: 22px; color: var(--ink); font-weight: 700; margin-bottom: 8px; }
.app-card-intro { color: var(--text-soft); font-size: 15px; margin-bottom: 18px; }
.apk-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  background: var(--primary); color: #fff; border-radius: 12px; padding: 14px 26px;
  font-weight: 600; font-size: 15px; width: 100%;
  transition: background .2s, transform .2s var(--ease);
}
.apk-btn svg { width: 18px; height: 18px; }
.apk-btn:hover { background: var(--primary-2); transform: translateY(-2px); }

/* ===================== 端点分组 ===================== */
.ep-group { margin-bottom: 40px; }
.ep-group-head { display: flex; align-items: baseline; gap: 14px; margin-bottom: 22px; }
.ep-group-head h3 { font-size: 22px; color: var(--ink); font-weight: 700; }
.ep-group-note { font-size: 14px; color: var(--text-soft); }
.endpoint-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.endpoint-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
  transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.endpoint-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: rgba(73,170,190,0.4); }
.ep-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.ep-icon {
  width: 42px; height: 42px; border-radius: 11px; flex-shrink: 0;
  background: var(--primary-soft); color: var(--primary);
  display: inline-flex; align-items: center; justify-content: center;
}
.ep-icon svg { width: 22px; height: 22px; }
.ep-head h3 { font-size: 17px; color: var(--ink); font-weight: 700; }
.ep-desc { color: var(--text-soft); font-size: 14px; margin-bottom: 16px; }
.ep-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.ep-url { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; color: var(--text-soft); background: var(--bg-alt); padding: 6px 10px; border-radius: 8px; max-width: 60%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ep-btns { display: flex; gap: 8px; }
.copy-btn { background: #fff; border: 1px solid var(--border); color: var(--text); border-radius: 9px; padding: 7px 14px; font-size: 13px; cursor: pointer; transition: border-color .2s, color .2s; }
.copy-btn:hover { border-color: var(--primary); color: var(--primary); }
.go-btn { background: var(--primary); color: #fff; border-radius: 9px; padding: 7px 16px; font-weight: 600; font-size: 13px; transition: background .2s; }
.go-btn:hover { background: var(--primary-2); }

/* ===================== 页脚 ===================== */
.site-footer { background: #0a1838; color: #aebdda; padding: 64px 0 36px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 800; font-size: 22px; margin-bottom: 14px; }
.footer-brand .brand-logo { background: transparent; }
.brand-logo--invert { filter: brightness(0) invert(1); }
.footer-about { font-size: 14px; color: #93a4c6; max-width: 340px; }
.footer-col h4 { color: #fff; font-size: 15px; margin-bottom: 16px; font-weight: 700; }
.footer-col a { display: block; font-size: 14px; color: #93a4c6; padding: 5px 0; transition: color .2s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 22px; font-size: 13px; color: #7e8fae; }

/* ===================== 提示 ===================== */
.toast {
  position: fixed; left: 50%; bottom: 36px; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: #fff; padding: 11px 22px; border-radius: 10px;
  font-size: 14px; opacity: 0; visibility: hidden; transition: opacity .25s, transform .25s, visibility .25s; z-index: 100;
}
.toast.show { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.toast.success { background: #1f9d55; }
.toast.error { background: #d64545; }

/* ===================== 数据指标带 ===================== */
.stats { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stats-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { text-align: center; padding: 40px 14px; border-left: 1px solid var(--border); }
.stat:first-child { border-left: none; }
.stat-num { font-size: 38px; font-weight: 800; color: var(--ink); letter-spacing: -1px; line-height: 1.1; }
.stat-num span { font-size: 20px; color: var(--primary); margin-left: 2px; }
.stat-label { margin-top: 8px; font-size: 14px; color: var(--text-soft); }

/* ===================== 行业覆盖 ===================== */
.industry-tags { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; max-width: 820px; margin: 0 auto; }
.tag { display: inline-flex; align-items: center; padding: 11px 22px; background: #fff; border: 1px solid var(--border); border-radius: 999px; font-size: 15px; font-weight: 600; color: var(--text); transition: border-color .2s, color .2s, transform .2s var(--ease); }
.tag:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }

/* ===================== 底部 CTA ===================== */
.cta-band { background: var(--ink); color: #fff; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding: 72px 0; flex-wrap: wrap; }
.cta-text h2 { font-size: 30px; font-weight: 800; letter-spacing: -0.6px; margin-bottom: 12px; }
.cta-text p { font-size: 16px; color: #aebdda; max-width: 560px; }
.cta-actions { display: flex; gap: 14px; flex-shrink: 0; flex-wrap: wrap; }
.btn-light { background: #fff; color: var(--ink); padding: 13px 26px; font-size: 15px; }
.btn-light:hover { background: #eef2fb; transform: translateY(-1px); }
.btn-outline-light { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.35); padding: 12px 24px; font-size: 15px; }
.btn-outline-light:hover { background: rgba(255,255,255,0.08); transform: translateY(-1px); }

/* ===================== 响应式 ===================== */
@media (max-width: 860px) {
  .hero h1 { font-size: 38px; }
  .section { padding: 64px 0; }
  .product-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .app-cards { grid-template-columns: 1fr; }
  .endpoint-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }

  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px; padding: 14px 20px 20px;
    background: #fff; border-bottom: 1px solid var(--border); box-shadow: var(--shadow); }
  .nav.open { display: flex; }
  .nav > .nav-item > a, .nav > .nav-link { width: 100%; justify-content: space-between; }
  .dropdown { position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: none; padding: 4px 0 8px 12px; min-width: 0; }
  .header-cta { display: none; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .app-card { flex-direction: column; gap: 20px; }
  .qr-box { align-self: flex-start; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 26px 10px; }
  .stat-num { font-size: 30px; }
  .cta-inner { flex-direction: column; align-items: flex-start; padding: 52px 0; }
  .cta-actions { width: 100%; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 32px; }
  .feature-grid { grid-template-columns: 1fr; }
  .section-title { font-size: 28px; }
}

/* ===================== 内容排版 / 新增块 ===================== */
.prose { font-size: 16px; color: var(--text); line-height: 1.85; }
.prose h2 { font-size: 26px; color: var(--ink); margin: 28px 0 14px; }
.prose h3 { font-size: 20px; color: var(--ink); margin: 22px 0 10px; }
.prose p { margin-bottom: 16px; }
.prose ul, .prose ol { margin: 0 0 16px 22px; }
.prose li { margin-bottom: 8px; }
.prose-img { width: 100%; border-radius: 14px; margin: 18px 0; }
.prose img { max-width: 100%; height: auto; border-radius: 14px; margin: 18px 0; }
.empty-tip { text-align: center; color: var(--text-soft); padding: 40px 0; }

/* 后台 Markdown 详情编辑器 */
.md-editor { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: #fff; }
.md-toolbar { display: flex; gap: 6px; align-items: center; padding: 8px 10px; background: #f1f5fb; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.md-toolbar button { min-width: 34px; height: 30px; padding: 0 10px; border: 1px solid var(--border); background: #fff; border-radius: 7px; cursor: pointer; font-size: 14px; color: #334155; line-height: 1; }
.md-toolbar button:hover { border-color: var(--primary); color: var(--primary); }
.md-toolbar button:disabled { opacity: .6; cursor: default; }
.md-editor textarea { width: 100%; border: 0; padding: 14px 16px; font-size: 14.5px; line-height: 1.7; resize: vertical; font-family: inherit; color: var(--text); }
.md-editor textarea:focus { outline: none; }
.md-hint { padding: 8px 14px; font-size: 12.5px; color: var(--text-soft); background: #fafcff; border-top: 1px solid var(--border); }
.md-hint code { background: #eef2f8; padding: 1px 6px; border-radius: 5px; font-size: 12px; }

.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: transform .3s var(--ease), box-shadow .3s; text-decoration: none; color: inherit; display: flex; flex-direction: column; }
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.news-cover { height: 170px; background-size: cover; background-position: center; }
.news-cover--empty { display: flex; align-items: center; justify-content: center; background: var(--bg-alt); color: var(--primary); }
.news-cover--empty svg { width: 44px; height: 44px; }
.news-body { padding: 20px; }
.news-date { font-size: 13px; color: var(--text-soft); margin-bottom: 8px; }
.news-body h3 { font-size: 18px; color: var(--ink); margin-bottom: 8px; }
.news-body p { font-size: 14px; color: var(--text-soft); }

.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; max-width: 760px; margin-top: 26px; }
.contact-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 24px; }
.contact-card h3 { font-size: 15px; color: var(--primary); margin-bottom: 8px; }
.contact-card p { color: var(--text); }
.contact-card a { color: var(--primary); }

.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 22px; }
.gallery-grid img { width: 100%; border-radius: 12px; border: 1px solid var(--border); }

@media (max-width: 860px) {
  .news-grid, .gallery-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}