/* ============================================================
   红网新媒科技官网 · 全站共享样式（子页面）
   与首页 index.html 设计语言一致：克制的红 / 衬线数字 / 大留白
   ============================================================ */
:root {
  --c-red: #C8102E;
  --c-red-deep: #A30D26;
  --c-red-soft: rgba(200,16,46,0.08);
  --c-blue: #165DFF;
  --c-blue-soft: rgba(22,93,255,0.08);
  --c-black: #1D2129;
  --c-text: #4E5969;
  --c-text-2: #86909C;
  --c-line: #E5E6EB;
  --c-line-2: #F0F2F5;
  --c-bg: #F5F7FA;
  --c-white: #FFFFFF;
  --f-sans: 'PingFang SC', 'Source Han Sans CN', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
  --f-serif: 'Times New Roman', 'STSong', 'Songti SC', serif;
  --f-mono: 'SF Mono', 'Consolas', 'Roboto Mono', monospace;
  --s-1: 8px; --s-2: 16px; --s-3: 24px; --s-4: 32px; --s-5: 48px; --s-6: 64px; --s-7: 96px;
  --r-sm: 4px; --r-md: 8px; --r-lg: 12px;
  --shadow-1: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-2: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-3: 0 12px 32px rgba(0,0,0,0.10);
  --container: 1400px;
  --pad-x: 48px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--f-sans);
  background: var(--c-white);
  color: var(--c-black);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img { max-width: 100%; display: block; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--pad-x); }

/* ============ Nav（与首页一致，由 site.runtime.js 注入） ============ */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--c-line-2);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo-box { display: flex; align-items: center; gap: 12px; cursor: pointer; }
.logo-box img { height: 42px; width: auto; display: block; }
.logo-text { display: flex; flex-direction: column; }
.logo-name { font-size: 16px; font-weight: 700; color: var(--c-black); letter-spacing: 1px; }
.logo-sub { font-size: 11px; color: var(--c-text-2); margin-top: 2px; letter-spacing: 1px; }
.nav-menu { display: flex; gap: 38px; font-size: 14px; color: var(--c-black); font-weight: 500; }
.nav-menu a { position: relative; padding: 6px 0; transition: color 0.3s; }
.nav-menu a:hover { color: var(--c-red); }
.nav-menu a.active { color: var(--c-red); }
.nav-menu a.active::after {
  content: ''; position: absolute; bottom: -19px; left: 0; right: 0;
  height: 2px; background: var(--c-red);
}
.nav-cta { display: flex; gap: 10px; align-items: center; }
.btn-ghost {
  padding: 9px 20px; border: 1px solid var(--c-line); background: transparent;
  border-radius: var(--r-sm); font-size: 13px; color: var(--c-black); transition: all 0.3s;
}
.btn-ghost:hover { border-color: var(--c-black); }
.btn-primary {
  padding: 9px 20px; background: var(--c-red); color: var(--c-white); border: none;
  border-radius: var(--r-sm); font-size: 13px; font-weight: 500; transition: background 0.3s;
}
.btn-primary:hover { background: var(--c-red-deep); }
.menu-btn {
  display: none; width: 40px; height: 40px; background: transparent;
  border: 1px solid var(--c-line); border-radius: var(--r-sm); position: relative;
}
.menu-btn span {
  display: block; position: absolute; left: 10px; right: 10px; height: 1.5px;
  background: var(--c-black); transition: all 0.3s;
}
.menu-btn span:nth-child(1) { top: 14px; }
.menu-btn span:nth-child(2) { top: 20px; }
.menu-btn span:nth-child(3) { top: 26px; }
.menu-btn.open span:nth-child(1) { transform: rotate(45deg); top: 20px; }
.menu-btn.open span:nth-child(2) { opacity: 0; }
.menu-btn.open span:nth-child(3) { transform: rotate(-45deg); top: 20px; }
.mobile-menu {
  display: none; position: fixed; top: 72px; left: 0; right: 0;
  background: var(--c-white); border-top: 1px solid var(--c-line-2);
  padding: var(--s-3) var(--pad-x); z-index: 99;
  max-height: calc(100vh - 72px); overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: 16px 0; font-size: 16px; border-bottom: 1px solid var(--c-line-2); }

/* ============ 子页 Banner ============ */
.page-hero {
  position: relative;
  padding: 96px 0 88px;
  background: var(--c-bg);
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; top: 0; right: 0;
  width: 50%; height: 100%;
  background-image: linear-gradient(90deg, rgba(200,16,46,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.breadcrumb {
  font-size: 12px; color: var(--c-text-2); letter-spacing: 1px;
  margin-bottom: var(--s-4); display: flex; align-items: center; gap: 8px;
}
.breadcrumb a:hover { color: var(--c-red); }
.breadcrumb .sep { color: var(--c-line); }
.page-eyebrow {
  font-size: 12px; color: var(--c-red); letter-spacing: 4px; font-weight: 600;
  display: flex; align-items: center; gap: 12px; margin-bottom: 16px;
}
.page-eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--c-red); }
.page-title {
  font-size: 52px; font-weight: 800; color: var(--c-black);
  letter-spacing: -1.5px; line-height: 1.15; max-width: 820px;
}
.page-title .accent { color: var(--c-red); }
.page-desc { font-size: 16px; color: var(--c-text); max-width: 640px; margin-top: var(--s-3); line-height: 1.8; }
.page-hero-meta {
  font-family: var(--f-serif); font-size: 90px; font-weight: 200;
  color: rgba(200,16,46,0.08); position: absolute; right: 48px; bottom: 28px;
  letter-spacing: 4px; pointer-events: none; user-select: none;
}
.product-hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; background: var(--c-bg); color: var(--c-text-2);
  font-size: 12px; letter-spacing: 2px; font-weight: 600;
  border: 1px solid var(--c-line); border-radius: 2px; margin-bottom: var(--s-2);
}

/* ============ Section（与首页一致） ============ */
.section { padding: var(--s-7) 0; }
.section-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 64px; padding-bottom: 24px;
  border-bottom: 1px solid var(--c-line); gap: var(--s-5);
}
.section-eyebrow {
  font-size: 12px; color: var(--c-red); letter-spacing: 4px; font-weight: 600;
  margin-bottom: 16px; display: flex; align-items: center; gap: 12px;
}
.section-eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--c-red); }
.section-h {
  font-size: 40px; font-weight: 800; color: var(--c-black);
  letter-spacing: -1px; line-height: 1.2; max-width: 720px;
}
.section-h .accent { color: var(--c-red); }
.section-r { font-size: 14px; color: var(--c-text); max-width: 320px; text-align: right; line-height: 1.7; }
.gray-section { background: var(--c-bg); }

/* ============ 通用卡片 ============ */
.card {
  background: var(--c-white); border: 1px solid var(--c-line);
  border-radius: var(--r-lg); transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); border-color: rgba(200,16,46,0.25); }

/* 序号衬线数字 */
.serif-no {
  font-family: var(--f-serif); font-weight: 700; color: var(--c-red);
  line-height: 1;
}

/* ============ 列表页网格（产品/方案/案例列表复用） ============ */
.list-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-3); }
.list-card {
  background: var(--c-white); border: 1px solid var(--c-line);
  padding: var(--s-4); cursor: pointer; position: relative; overflow: hidden;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex; flex-direction: column; min-height: 268px;
}
.list-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 0; height: 3px;
  background: var(--c-red); transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.list-card:hover { background: var(--c-black); color: var(--c-white); transform: translateY(-4px); }
.list-card:hover::before { width: 100%; }
.list-card:hover .lc-tag { background: rgba(200,16,46,0.2); }
.list-card:hover .lc-name { color: var(--c-white); }
.list-card:hover .lc-desc { color: rgba(255,255,255,0.65); }
.lc-name {
  font-size: 20px; font-weight: 700; color: var(--c-black);
  margin-bottom: 6px; transition: color 0.35s; position: relative; z-index: 1;
}
.lc-en {
  font-size: 10px; color: var(--c-text-2); letter-spacing: 2px;
  margin-bottom: var(--s-2); transition: color 0.35s; position: relative; z-index: 1;
}
.list-card:hover .lc-en { color: rgba(255,255,255,0.4); }
.lc-desc {
  font-size: 13px; color: var(--c-text); line-height: 1.7; flex: 1;
  transition: color 0.35s; position: relative; z-index: 1;
}
.lc-no {
  position: absolute; top: 2px; right: 18px;
  font-family: var(--f-serif); font-size: 64px; line-height: 1;
  color: rgba(29,33,41,0.05); transition: color 0.35s;
  pointer-events: none; user-select: none;
}
.list-card:hover .lc-no { color: rgba(255,255,255,0.09); }
.lc-head { display: flex; align-items: center; gap: 14px; margin-bottom: var(--s-2); position: relative; z-index: 1; }
.lc-icon { flex: 0 0 34px; width: 34px; height: 34px; transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1); }
.lc-icon svg {
  width: 100%; height: 100%; fill: none; stroke: var(--c-red);
  stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; transition: stroke 0.35s;
}
.list-card:hover .lc-icon { transform: translateY(-2px); }
.list-card:hover .lc-icon svg { stroke: #FF4A5E; }
.lc-tags { display: flex; flex-wrap: wrap; gap: 8px; align-self: flex-start; }
.lc-tag {
  display: inline-block;
  align-self: flex-start;
  width: fit-content;
  padding: 3px 10px; background: var(--c-red); color: #fff;
  font-size: 11px; letter-spacing: 1px; border-radius: 2px;
  font-weight: 500; transition: all 0.35s; line-height: 1.5;
}
.list-card:hover .lc-tag { background: var(--c-red); color: #fff; }
/* 核心产品列表页：标签沿用首页产品卡的灰色风格（与行业方案页的红色标签区分） */
.product-card .lc-tag {
  display: inline-block; align-self: center; width: fit-content;
  padding: 4px 10px; background: var(--c-bg); color: var(--c-text-2);
  font-size: 11px; border: 1px solid var(--c-line); border-radius: 2px;
  letter-spacing: 1px; font-weight: 500; line-height: 1.5;
}
.product-card:hover .lc-tag { background: rgba(200,16,46,0.2); color: var(--c-red); border-color: rgba(200,16,46,0.4); }
.lc-flag {
  font-size: 10px; line-height: 1; color: var(--c-red);
  border: 1px solid rgba(200,16,46,0.32); background: var(--c-red-soft);
  padding: 5px 7px 4px; border-radius: 2px; transition: all 0.35s;
}
.list-card:hover .lc-flag { color: #FF6B7D; border-color: rgba(255,74,94,0.4); background: rgba(200,16,46,0.2); }
.lc-keys { display: flex; flex-wrap: wrap; align-items: center; margin-top: var(--s-2); position: relative; z-index: 1; }
.lc-key { font-size: 12px; color: var(--c-text-2); transition: color 0.35s; }
.lc-key:not(:last-child)::after {
  content: ''; display: inline-block; width: 3px; height: 3px;
  background: var(--c-line); border-radius: 50%; margin: 0 8px;
  vertical-align: middle; transition: background 0.35s;
}
.list-card:hover .lc-key { color: rgba(255,255,255,0.45); }
.list-card:hover .lc-key:not(:last-child)::after { background: rgba(255,255,255,0.25); }
.lc-more {
  display: inline-flex; align-items: center; gap: 8px; margin-top: var(--s-2);
  font-size: 12px; letter-spacing: 1px; color: var(--c-red); transition: color 0.35s;
  position: relative; z-index: 1;
}
.list-card:hover .lc-more { color: #FF4A5E; }
.lc-more .arw { transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1); }
.list-card:hover .lc-more .arw { transform: translateX(6px); }

/* ============ 详情页布局 ============ */
.detail-anchor {
  position: sticky; top: 72px; z-index: 60;
  background: rgba(255,255,255,0.95);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--c-line-2);
}
.detail-anchor-inner { display: flex; gap: 36px; height: 52px; align-items: center; overflow-x: auto; }
.detail-anchor-inner a {
  font-size: 13px; color: var(--c-text); white-space: nowrap;
  position: relative; padding: 4px 0; transition: color 0.3s;
}
.detail-anchor-inner a:hover { color: var(--c-red); }
.detail-anchor-inner a.active { color: var(--c-red); font-weight: 600; }
.detail-anchor-inner a.active::after {
  content: ''; position: absolute; bottom: -8px; left: 0; right: 0;
  height: 2px; background: var(--c-red);
}

/* 详情区块：左标题右内容 */
.dblock { padding: var(--s-7) 0; }
.dblock-head { display: flex; align-items: flex-end; gap: var(--s-3); margin-bottom: var(--s-5); }
.dblock-no { font-family: var(--f-serif); font-size: 56px; font-weight: 700; color: rgba(200,16,46,0.16); line-height: 0.8; }
.dblock-title { font-size: 32px; font-weight: 800; letter-spacing: -0.5px; }
.dblock-title .accent { color: var(--c-red); }
.lead-para { font-size: 15px; color: var(--c-text); line-height: 2; }
.lead-para b { color: var(--c-black); }

/* 功能矩阵 */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-3); }
.feature-cell {
  border: 1px solid var(--c-line); background: var(--c-white);
  padding: var(--s-3); border-radius: var(--r-lg); transition: all 0.3s;
}
.feature-cell:hover { border-color: rgba(200,16,46,0.3); box-shadow: var(--shadow-1); transform: translateY(-3px); }
.feature-cell .fc-no {
  font-family: var(--f-serif); font-size: 26px; font-weight: 700;
  color: var(--c-red); margin-bottom: 10px;
}
.feature-cell .fc-name { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.feature-cell .fc-desc { font-size: 13px; color: var(--c-text); line-height: 1.7; }

/* 场景行 */
.scene-row {
  display: grid; grid-template-columns: 64px 200px 1fr; gap: var(--s-3);
  align-items: center; padding: var(--s-3) 0; border-bottom: 1px solid var(--c-line-2);
  transition: all 0.3s;
}
.scene-row:last-child { border-bottom: none; }
.scene-row:hover { background: var(--c-bg); padding-left: var(--s-2); }
.scene-idx { font-family: var(--f-serif); font-size: 30px; font-weight: 700; color: rgba(200,16,46,0.35); }
.scene-name { font-size: 16px; font-weight: 700; }
.scene-desc { font-size: 13px; color: var(--c-text); line-height: 1.7; }

/* 优势编号列表 */
.adv-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-3); }
.adv-item {
  display: flex; gap: var(--s-3); padding: var(--s-4);
  border: 1px solid var(--c-line); border-radius: var(--r-lg);
  background: var(--c-white); transition: all 0.3s;
}
.adv-item:hover { box-shadow: var(--shadow-2); transform: translateY(-3px); }
.adv-item .ai-no {
  font-family: var(--f-serif); font-size: 34px; font-weight: 700;
  color: var(--c-red); line-height: 1; flex-shrink: 0;
}
.adv-item .ai-title { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.adv-item .ai-desc { font-size: 13px; color: var(--c-text); line-height: 1.7; }

/* 痛点 → 方案（行业方案详情） */
.pain-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-3); }
.pain-cell {
  background: var(--c-bg); border: 1px solid var(--c-line);
  border-radius: var(--r-lg); padding: var(--s-3);
  display: flex; gap: var(--s-2); align-items: flex-start;
}
.pain-cell .pi-mark {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  background: rgba(29,33,41,0.06); color: var(--c-text-2);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--f-serif); font-weight: 700; font-size: 14px;
}
.pain-cell .pi-text { font-size: 14px; color: var(--c-text); line-height: 1.8; }
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-3); }
.value-cell {
  text-align: center; padding: var(--s-4) var(--s-2);
  border: 1px solid var(--c-line); border-radius: var(--r-lg); background: var(--c-white);
  transition: all 0.3s;
}
.value-cell:hover { border-color: rgba(200,16,46,0.3); transform: translateY(-3px); box-shadow: var(--shadow-1); }
.value-cell .vi-icon {
  width: 48px; height: 48px; margin: 0 auto var(--s-2); border-radius: 50%;
  background: var(--c-red-soft); display: flex; align-items: center; justify-content: center;
  font-size: 22px; color: var(--c-red); font-weight: 700; font-family: var(--f-serif);
}
.value-cell .vi-text { font-size: 14px; font-weight: 600; line-height: 1.7; }

/* 时间轴 */
.timeline { position: relative; padding-left: 40px; }
.timeline::before {
  content: ''; position: absolute; left: 8px; top: 8px; bottom: 8px;
  width: 2px; background: var(--c-line);
}
.tl-item { position: relative; padding: 0 0 var(--s-5) var(--s-4); }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ''; position: absolute; left: -38px; top: 10px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--c-white); border: 2px solid var(--c-red);
  transition: all 0.3s;
}
.tl-item:hover::before { background: var(--c-red); box-shadow: 0 0 0 6px var(--c-red-soft); }
.tl-year {
  font-family: var(--f-serif); font-size: 34px; font-weight: 700;
  color: var(--c-red); line-height: 1; margin-bottom: 8px;
}
.tl-title { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.tl-desc { font-size: 13px; color: var(--c-text); line-height: 1.8; max-width: 680px; }

/* 组织架构 */
.org-chart { display: flex; flex-direction: column; align-items: center; gap: 0; }
.org-root {
  background: var(--c-black); color: var(--c-white); border-radius: var(--r-md);
  padding: 16px 48px; font-size: 16px; font-weight: 700; letter-spacing: 2px;
}
.org-branch {
  background: var(--c-white); border: 1px solid rgba(200,16,46,0.35);
  color: var(--c-red); border-radius: var(--r-md);
  padding: 12px 28px; font-size: 14px; font-weight: 700; letter-spacing: 1px;
}
.org-line-v { width: 2px; height: 32px; background: var(--c-line); }
.org-line-h { height: 2px; background: var(--c-line); flex: 1; }
.org-row { display: flex; gap: var(--s-3); width: 100%; justify-content: center; position: relative; }
.org-stems { display: flex; width: 100%; justify-content: center; }
.org-cell {
  flex: 1; max-width: 220px; background: var(--c-white); border: 1px solid var(--c-line);
  border-radius: var(--r-md); padding: var(--s-3); text-align: center;
  transition: all 0.3s;
}
.org-cell:hover { border-color: rgba(200,16,46,0.35); box-shadow: var(--shadow-2); transform: translateY(-3px); }
.org-cell .oc-name { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.org-cell .oc-desc { font-size: 12px; color: var(--c-text-2); line-height: 1.6; }

/* 资质荣誉 */
.honor-group { margin-bottom: var(--s-5); }
.honor-group:last-child { margin-bottom: 0; }
.honor-group-title {
  display: flex; align-items: center; gap: 12px;
  font-size: 17px; font-weight: 700; margin-bottom: var(--s-3);
}
.honor-group-title::before {
  content: ''; width: 4px; height: 18px; background: var(--c-red); border-radius: 1px;
}
.honor-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.honor-tag {
  padding: 9px 18px; background: var(--c-white); border: 1px solid var(--c-line);
  border-radius: 999px; font-size: 13px; color: var(--c-text);
  transition: all 0.3s; cursor: default;
}
.honor-tag:hover { border-color: rgba(200,16,46,0.4); color: var(--c-red); background: var(--c-red-soft); }

/* 表单 */
.form-card {
  background: var(--c-white); border: 1px solid var(--c-line);
  border-radius: var(--r-lg); padding: var(--s-5); box-shadow: var(--shadow-2);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-3); }
.form-item { display: flex; flex-direction: column; gap: 8px; }
.form-item.full { grid-column: 1 / -1; }
.form-item label { font-size: 13px; font-weight: 600; color: var(--c-black); }
.form-item label .req { color: var(--c-red); margin-left: 2px; }
.form-item input, .form-item select, .form-item textarea {
  padding: 12px 14px; border: 1px solid var(--c-line); border-radius: var(--r-md);
  font-size: 14px; font-family: inherit; color: var(--c-black);
  background: var(--c-white); transition: all 0.3s; outline: none;
}
.form-item input:focus, .form-item select:focus, .form-item textarea:focus {
  border-color: var(--c-red); box-shadow: 0 0 0 3px var(--c-red-soft);
}
.form-item textarea { resize: vertical; min-height: 110px; }
.form-submit { grid-column: 1 / -1; }
.form-btn {
  width: 100%; padding: 15px; background: var(--c-red); color: var(--c-white);
  border: none; border-radius: var(--r-md); font-size: 15px; font-weight: 600;
  letter-spacing: 2px; transition: background 0.3s;
}
.form-btn:hover { background: var(--c-red-deep); }
.form-note { font-size: 12px; color: var(--c-text-2); margin-top: var(--s-2); }

/* 联系信息卡 */
.contact-card {
  border: 1px solid var(--c-line); border-radius: var(--r-lg);
  padding: var(--s-4); background: var(--c-white); display: flex; gap: var(--s-3);
  align-items: flex-start; transition: all 0.3s;
}
.contact-card:hover { border-color: rgba(200,16,46,0.3); box-shadow: var(--shadow-2); }
.cc-icon {
  width: 44px; height: 44px; border-radius: 12px; background: var(--c-red-soft);
  color: var(--c-red); display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}
.cc-label { font-size: 12px; color: var(--c-text-2); letter-spacing: 1px; margin-bottom: 4px; }
.cc-val { font-size: 15px; font-weight: 600; line-height: 1.6; }
.cc-val small { display: block; font-size: 12px; font-weight: 400; color: var(--c-text-2); margin-top: 4px; }

/* 资料下载 */
.dl-row {
  display: flex; align-items: center; gap: var(--s-3); padding: var(--s-3) var(--s-4);
  border: 1px solid var(--c-line); border-radius: var(--r-md); background: var(--c-white);
  margin-bottom: var(--s-2); transition: all 0.3s; cursor: pointer;
}
.dl-row:hover { border-color: rgba(200,16,46,0.35); box-shadow: var(--shadow-1); padding-left: calc(var(--s-4) + 6px); }
.dl-icon {
  width: 44px; height: 44px; border-radius: var(--r-md); background: var(--c-blue-soft);
  color: var(--c-blue); display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; flex-shrink: 0; letter-spacing: -0.5px;
}
.dl-info { flex: 1; min-width: 0; }
.dl-name { font-size: 15px; font-weight: 700; }
.dl-meta { font-size: 12px; color: var(--c-text-2); margin-top: 2px; }
.dl-btn {
  padding: 8px 18px; background: var(--c-red); color: var(--c-white); border: none;
  border-radius: var(--r-sm); font-size: 12px; letter-spacing: 1px; flex-shrink: 0;
  transition: background 0.3s;
}
.dl-btn:hover { background: var(--c-red-deep); }

/* ============ Footer（与首页一致，由 site.runtime.js 注入） ============ */
.footer {
  background: #000; color: rgba(255,255,255,0.5);
  padding: 48px 0 32px; font-size: 12px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--s-5);
  padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .footer-name {
  font-size: 16px; font-weight: 700; color: var(--c-white);
  margin-bottom: 8px; letter-spacing: 1px;
}
.footer-brand .footer-sub {
  font-size: 12px; margin-bottom: 16px; color: rgba(255,255,255,0.5); letter-spacing: 1px;
}
.footer-col h4 {
  font-size: 12px; color: var(--c-white); letter-spacing: 2px;
  margin-bottom: 16px; font-weight: 600;
}
.footer-col a {
  display: block; font-size: 12px; margin-bottom: 10px;
  color: rgba(255,255,255,0.5); transition: color 0.3s;
}
.footer-col a:hover { color: var(--c-red); }
.footer-col a.f-link { cursor: pointer; }
.footer-bottom {
  padding-top: 24px; display: flex; justify-content: space-between;
  align-items: center; font-size: 11px; letter-spacing: 0.5px;
  flex-wrap: wrap; gap: 8px;
}
.footer-bottom a { color: rgba(255,255,255,0.5); margin-left: 16px; transition: color 0.3s; }
.footer-bottom a:hover { color: var(--c-red); }

/* ============ 浮动侧栏 ============ */
.float-bar { position: fixed; right: 24px; bottom: 32px; z-index: 50; display: flex; flex-direction: column; gap: 12px; }
.float-btn {
  width: 52px; height: 52px; background: var(--c-white); border: 1px solid var(--c-line);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  flex-direction: column; font-size: 10px; color: var(--c-text);
  transition: all 0.3s; cursor: pointer; box-shadow: var(--shadow-1);
}
.float-btn:hover { background: var(--c-red); color: var(--c-white); border-color: var(--c-red); transform: translateY(-2px); }
.float-btn .icon { font-size: 18px; margin-bottom: 2px; }
.float-btn.top { opacity: 0; pointer-events: none; transition: all 0.3s; }
.float-btn.top.show { opacity: 1; pointer-events: auto; }

/* 在线咨询弹窗样式已抽离至 assets/consult.css（全站统一引入，含首页） */

/* ============ Reveal ============ */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ============ 响应式 ============ */
@media (max-width: 1100px) {
  .nav-menu { display: none; }
  .nav-cta { display: none; }
  .menu-btn { display: block; }
  .list-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-list { grid-template-columns: 1fr; }
  .pain-grid { grid-template-columns: 1fr; }
  .scene-row { grid-template-columns: 48px 1fr; }
  .scene-row .scene-desc { grid-column: 2; }
  .page-title { font-size: 40px; }
  .section-h { font-size: 32px; }
  .page-hero-meta { display: none; }
  .org-row { flex-wrap: wrap; }
}
@media (max-width: 680px) {
  :root { --pad-x: 20px; }
  .section { padding: 56px 0; }
  .dblock { padding: 56px 0; }
  .page-hero { padding: 64px 0 56px; }
  .page-title { font-size: 30px; }
  .section-h { font-size: 26px; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 16px; margin-bottom: 40px; }
  .section-r { text-align: left; }
  .list-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .dl-row { flex-wrap: wrap; }
  .float-bar { right: 14px; bottom: 20px; }
  .tl-year { font-size: 26px; }
  .org-cell { max-width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}