/*
 Theme Name: GEO SPA 动态版 v30
 Theme URI: https://geo.szhzxw.cn
 Description: 数智化转型网 GEO 服务 — 动态 WordPress 主题（基于 surge demo 还原外观；导航 6 项（首页/全意图方法论/服务矩阵/客户案例/干货资讯/关于我们）；CTA 预约咨询；联系表单可用；服务矩阵页含 11 项服务（是什么/解决什么）；关于我们含详细时间线动画，提交邮件通知 info@cxounion.org）
 Author: WorkBuddy
 Author URI: https://workbuddy.cn
 Version: 10.13.0
*/

/* ========== 设计令牌 ========== */
:root {
  --primary: #152D8D;          /* 主色 szhzxw.cn 深蓝 */
  --primary-light: #2A47C4;
  --accent: #00AEFF;            /* 辅色 szhzxw.cn 亮蓝 */
  --warm: #FF6B35;              /* 暖橙点缀 仅GEM/不做不坚持板块 */
  --warm-light: #FFE8DD;
  --bg: #FFFFFF;
  --bg-soft: #F5F7FB;
  --bg-gray: #F5F5F5;
  --bg-dark: #0D1B3D;           /* hero 暗底 */
  --text: #0A0A0A;
  --text-2: #404040;
  --text-3: #8A8A8A;
  --border: #E8EAF1;
  --shadow-card: 0 4px 16px rgba(21, 45, 141, 0.06);
  --shadow-hover: 0 12px 32px rgba(21, 45, 141, 0.12);
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;
  --container: 1280px;
  --gap: 24px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-size: 16px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
img { max-width: 100%; display: block; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 32px; }

/* ========== 顶部导航 ========== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  font-weight: 700; font-size: 18px; color: var(--primary);
}
.brand-logo {
  width: 36px; height: 36px; border-radius: var(--r-sm);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 800;
}
.nav-main { display: flex; gap: 32px; }
.nav-link {
  font-size: 15px; font-weight: 500; color: var(--text-2);
  padding: 8px 0; position: relative; cursor: pointer;
  transition: color .2s;
}
.nav-link:hover, .nav-link.active { color: var(--primary); }
.nav-link.active::after {
  content: ''; position: absolute; bottom: -2px; left: 0; right: 0;
  height: 2px; background: var(--primary); border-radius: 1px;
}
.header-cta {
  background: var(--primary); color: white;
  padding: 10px 20px; border-radius: var(--r-sm);
  font-size: 14px; font-weight: 600;
  transition: all .2s;
}
.header-cta:hover { background: var(--primary-light); transform: translateY(-1px); }

/* 演示模式提示条 (因为是 mockup) */
.demo-banner {
  background: linear-gradient(90deg, #FFE8DD, #FFF7E5);
  border-bottom: 1px solid #F2C499;
  padding: 10px 0;
  text-align: center;
  font-size: 13px;
  color: #8B4513;
}
.demo-banner strong { color: var(--warm); font-weight: 700; }
.demo-banner-tabs {
  display: inline-flex; gap: 8px; margin-left: 16px;
}
.demo-banner-tabs button {
  background: white; border: 1px solid var(--warm);
  color: var(--warm); padding: 4px 12px; border-radius: 12px;
  font-size: 12px; font-weight: 600;
}
.demo-banner-tabs button.active {
  background: var(--warm); color: white;
}

/* ========== 通用按钮 ========== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: var(--r-sm);
  font-size: 15px; font-weight: 600;
  transition: all .25s;
  cursor: pointer;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(21,45,141,0.25); }
.btn-secondary { background: white; color: var(--primary); border: 1.5px solid var(--primary); }
.btn-secondary:hover { background: var(--bg-soft); }
.btn-warm { background: var(--warm); color: white; }
.btn-warm:hover { background: #E55A24; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(255,107,53,0.25); }

/* ========== HERO 板块 ========== */
.hero {
  background: linear-gradient(135deg, #0D1B3D 0%, var(--primary) 50%, #2A47C4 100%);
  color: white;
  padding: 96px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(circle at 20% 30%, rgba(0,174,255,0.18), transparent 40%),
                    radial-gradient(circle at 80% 70%, rgba(255,107,53,0.12), transparent 35%);
  pointer-events: none;
}
.hero-inner { position: relative; display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; align-items: center; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,174,255,0.15); border: 1px solid rgba(0,174,255,0.3);
  padding: 6px 14px; border-radius: 20px;
  font-size: 13px; font-weight: 500; color: #7FDBFF;
  margin-bottom: 24px;
}
.hero-eyebrow::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.6; transform: scale(1.3); } }
.hero h1 {
  font-size: 48px; font-weight: 800; line-height: 1.18;
  margin-bottom: 20px; letter-spacing: -0.5px;
}
.hero h1 .accent { color: #7FDBFF; }
.hero-subtitle {
  font-size: 18px; line-height: 1.7; color: rgba(255,255,255,0.85);
  margin-bottom: 36px;
}
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-ctas .btn-primary { background: white; color: var(--primary); }
.hero-ctas .btn-primary:hover { background: var(--accent); color: white; }
.hero-ctas .btn-secondary { background: transparent; color: white; border-color: rgba(255,255,255,0.4); }
.hero-ctas .btn-secondary:hover { background: rgba(255,255,255,0.1); }
.hero-trust {
  display: flex; gap: 32px; align-items: center;
  padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 13px; color: rgba(255,255,255,0.7);
}
.hero-trust strong { color: white; font-weight: 700; }
.hero-visual {
  position: relative;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--r-lg); padding: 32px;
  backdrop-filter: blur(8px);
}
.hero-visual-title {
  font-size: 14px; font-weight: 600; color: rgba(255,255,255,0.7);
  margin-bottom: 20px; letter-spacing: 0.5px;
  text-transform: uppercase;
}
.dual-base-diagram {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.diagram-card {
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--r-md); padding: 20px;
}
.diagram-card-label { font-size: 12px; color: rgba(255,255,255,0.6); margin-bottom: 8px; }
.diagram-card-value { font-size: 28px; font-weight: 800; color: white; line-height: 1.1; }
.diagram-card-desc { font-size: 13px; color: rgba(255,255,255,0.7); margin-top: 8px; line-height: 1.5; }
.diagram-bridge {
  grid-column: 1 / -1;
  background: linear-gradient(90deg, rgba(0,174,255,0.2), rgba(255,107,53,0.2));
  border: 1px dashed rgba(255,255,255,0.25);
  border-radius: var(--r-md); padding: 16px 20px;
  display: flex; align-items: center; gap: 12px;
  font-size: 13px;
}
.diagram-bridge .arrow { font-size: 18px; }

/* ========== 数据锚点 ========== */
.stats {
  padding: 80px 0;
  background: var(--bg-soft);
}
.stats-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 0;
  border-radius: var(--r-lg); overflow: hidden;
  background: white; box-shadow: var(--shadow-card);
}
.stat-item {
  padding: 40px 32px; text-align: center;
  border-right: 1px solid var(--border);
}
.stat-item:last-child { border-right: none; }
.stat-value {
  font-size: 48px; font-weight: 800; color: var(--primary);
  line-height: 1; margin-bottom: 8px;
  font-family: 'Inter', sans-serif;
  letter-spacing: -1px;
}
.stat-value .unit { font-size: 24px; color: var(--accent); margin-left: 2px; }
.stat-label {
  font-size: 14px; color: var(--text-2); font-weight: 500;
}

/* ========== 章节通用 ========== */
section.section { padding: 96px 0; }
.section-eyebrow {
  font-size: 13px; font-weight: 600; color: var(--accent);
  letter-spacing: 1px; text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  font-size: 36px; font-weight: 700; line-height: 1.3;
  margin-bottom: 16px; color: var(--text);
  letter-spacing: -0.5px;
}
.section-subtitle {
  font-size: 17px; color: var(--text-2);
  margin-bottom: 48px; max-width: 720px; line-height: 1.7;
}

/* 首页 eyebrow 统一品牌短横线：强化各板块标题的视觉节拍，让衔接更连贯 */
#page-home .section-eyebrow { position: relative; }
#page-home .section-eyebrow::after {
  content: ''; display: block; width: 52px; height: 3px; margin: 14px auto 0;
  border-radius: 2px; background: linear-gradient(90deg, var(--primary), var(--warm));
}

/* ========== 6问自查 ========== */
.self-check { background: var(--bg-soft); }
.self-check-list { max-width: 880px; margin: 0 auto; }
.check-item {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); margin-bottom: 12px;
  overflow: hidden; transition: all .2s;
  cursor: pointer;
}
.check-item:hover { border-color: var(--primary); box-shadow: var(--shadow-card); }
.check-item.open { border-color: var(--primary); }
.check-header {
  display: flex; align-items: center; gap: 20px;
  padding: 20px 24px;
}
.check-num {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--bg-soft); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 14px;
  flex-shrink: 0;
}
.check-item.open .check-num { background: var(--primary); color: white; }
.check-q { flex: 1; font-size: 16px; font-weight: 600; color: var(--text); }
.check-toggle {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--bg-soft); color: var(--text-3);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; transition: all .2s;
}
.check-item.open .check-toggle { background: var(--accent); color: white; transform: rotate(45deg); }
.check-detail {
  display: none; padding: 0 24px 24px 80px;
  font-size: 14px; color: var(--text-2); line-height: 1.8;
}
.check-item.open .check-detail { display: block; }
.self-check-cta {
  text-align: center; margin-top: 40px;
  padding: 32px; background: white;
  border-radius: var(--r-md); border: 1px dashed var(--primary);
}
.self-check-cta p { font-size: 16px; color: var(--text-2); margin-bottom: 16px; }
.self-check-cta strong { color: var(--primary); font-weight: 700; }

/* ========== 全意图 GEO 方法论 (PPT 复刻版) ========== */
.methodology-tabs {
  display: flex; gap: 8px;
  border-bottom: 2px solid var(--border);
  margin-bottom: 48px;
}
.metho-tab {
  padding: 14px 24px; font-size: 15px; font-weight: 600;
  color: var(--text-3); border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all .2s;
}
.metho-tab:hover { color: var(--primary); }
.metho-tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.metho-panel { display: none; }
.metho-panel.active { display: block; }

/* L1-L5 分层 */
.intent-layers {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
}
.intent-layer {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 24px 20px;
  text-align: center; transition: all .25s;
  position: relative;
}
.intent-layer:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary);
}
.intent-layer-tag {
  display: inline-block; padding: 4px 10px;
  background: var(--bg-soft); color: var(--primary);
  font-size: 11px; font-weight: 700; border-radius: 12px;
  margin-bottom: 12px;
}
.intent-layer:nth-child(1) .intent-layer-tag { background: #E0EAFF; color: #2A47C4; }
.intent-layer:nth-child(3) .intent-layer-tag { background: var(--warm-light); color: var(--warm); }
.intent-layer-name {
  font-size: 18px; font-weight: 700; margin-bottom: 8px;
  color: var(--text);
}
.intent-layer-q {
  font-size: 13px; color: var(--text-2); line-height: 1.6;
  font-style: italic;
}

/* 4 维度意图解构 2x2 */
.intent-4d { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.dim-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 32px;
  transition: all .25s;
}
.dim-card:hover { box-shadow: var(--shadow-hover); border-color: var(--primary); }
.dim-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white; font-weight: 700; font-size: 16px;
  margin-bottom: 16px;
}
.dim-name {
  font-size: 22px; font-weight: 700; margin-bottom: 6px;
  color: var(--text);
}
.dim-name-en {
  font-size: 13px; color: var(--text-3);
  font-family: 'Inter', monospace; margin-bottom: 16px;
}
.dim-desc { font-size: 14px; color: var(--text-2); line-height: 1.7; margin-bottom: 16px; }
.dim-base {
  display: inline-block; padding: 4px 12px;
  background: var(--bg-soft); color: var(--text-2);
  font-size: 12px; border-radius: var(--r-sm);
}

/* GEM 3 块 */
.gem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.gem-card {
  background: white; border: 2px solid var(--warm);
  border-radius: var(--r-md); padding: 32px 28px;
  position: relative; overflow: hidden;
}
.gem-card::before {
  content: ''; position: absolute; top: 0; right: 0;
  width: 80px; height: 80px;
  background: var(--warm); opacity: 0.08;
  border-radius: 0 0 0 100%;
}
.gem-card-icon {
  width: 48px; height: 48px; border-radius: var(--r-md);
  background: var(--warm-light); color: var(--warm);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 16px;
}
.gem-card-title { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.gem-card-desc { font-size: 14px; color: var(--text-2); line-height: 1.7; }
.gem-formula {
  margin-top: 48px; padding: 32px;
  background: linear-gradient(135deg, var(--warm-light), #FFF7E5);
  border-radius: var(--r-md);
  display: flex; align-items: center; gap: 24px; justify-content: center;
  flex-wrap: wrap;
}
.gem-formula-item {
  font-size: 22px; font-weight: 800; color: var(--warm);
}
.gem-formula-op { font-size: 28px; color: var(--text-3); }
.gem-formula-eq { font-size: 22px; font-weight: 800; color: var(--text); padding-left: 24px; border-left: 2px solid var(--warm); }

/* ========== 双底座 ========== */
.dual-base { background: var(--bg-soft); }
.dual-base-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.base-card {
  background: white; border-radius: var(--r-lg);
  padding: 40px 36px; box-shadow: var(--shadow-card);
  position: relative; overflow: hidden;
}
.base-card-industry { border-top: 4px solid var(--primary); }
.base-card-inquiry { border-top: 4px solid var(--accent); }
.base-card-icon {
  width: 56px; height: 56px; border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; margin-bottom: 20px;
}
.base-card-industry .base-card-icon { background: #E0EAFF; color: var(--primary); }
.base-card-inquiry .base-card-icon { background: #D6F4FF; color: var(--accent); }
.base-card-label { font-size: 13px; color: var(--text-3); font-weight: 600; letter-spacing: 1px; margin-bottom: 8px; }
.base-card-title { font-size: 24px; font-weight: 700; margin-bottom: 16px; color: var(--text); }
.base-card-stat {
  font-size: 36px; font-weight: 800; color: var(--primary);
  font-family: 'Inter', sans-serif; margin-bottom: 8px;
}
.base-card-inquiry .base-card-stat { color: var(--accent); }
.base-card-desc { font-size: 14px; color: var(--text-2); line-height: 1.7; margin-bottom: 20px; }
.base-card-list { list-style: none; }
.base-card-list li {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0; font-size: 14px; color: var(--text-2);
  border-top: 1px solid var(--border);
}
.base-card-list li::before {
  content: '✓'; color: var(--primary); font-weight: 700;
}
.base-card-inquiry .base-card-list li::before { color: var(--accent); }

.dual-base-cta {
  margin-top: 48px; text-align: center;
  padding: 40px; background: white;
  border-radius: var(--r-md);
  box-shadow: var(--shadow-card);
}
.dual-base-cta h3 { font-size: 22px; margin-bottom: 12px; }
.dual-base-cta p { color: var(--text-2); margin-bottom: 20px; }

/* ========== 客户案例 ========== */
.cases-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.case-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 36px;
  transition: all .25s; cursor: pointer;
}
.case-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: var(--primary); }
.case-header { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.case-logo {
  width: 56px; height: 56px; border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 20px; font-weight: 800;
}
.case-card:nth-child(2) .case-logo { background: linear-gradient(135deg, var(--warm), #FFA07A); }
.case-name { font-size: 18px; font-weight: 700; }
.case-tag { font-size: 13px; color: var(--text-3); margin-top: 2px; }
.case-highlight {
  display: flex; align-items: baseline; gap: 12px;
  margin-bottom: 24px; padding: 20px;
  background: linear-gradient(135deg, var(--bg-soft), #E8EEFF);
  border-radius: var(--r-md);
}
.case-highlight-arrow { font-size: 24px; color: var(--primary); font-weight: 700; }
.case-highlight-text { font-size: 14px; color: var(--text-2); }
.case-highlight-num {
  font-size: 32px; font-weight: 800; color: var(--primary);
  font-family: 'Inter', sans-serif;
}
.case-card:nth-child(2) .case-highlight-num { color: var(--warm); }
.case-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; margin-bottom: 20px; }
.case-metric { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 13px; }
.case-metric-name { color: var(--text-2); }
.case-metric-val { font-weight: 700; color: var(--primary); font-family: 'Inter', sans-serif; }
.case-metric-val .arrow-up { color: #22C55E; font-weight: 700; }
.case-quote {
  font-size: 13px; color: var(--text-2); line-height: 1.7;
  padding: 16px; background: var(--bg-soft);
  border-left: 3px solid var(--primary); border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-style: italic;
}
.case-card:nth-child(2) .case-quote { border-left-color: var(--warm); }

/* ========== 信任锚点 ========== */
.trust { background: var(--bg-soft); }
.trust-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.trust-platforms h3 { font-size: 18px; font-weight: 700; margin-bottom: 20px; color: var(--text); }
.trust-platforms-list { display: flex; flex-wrap: wrap; gap: 12px; }
.trust-platform-tag {
  padding: 10px 18px; background: white;
  border: 1px solid var(--border); border-radius: var(--r-sm);
  font-size: 14px; font-weight: 500; color: var(--text-2);
}
.trust-cta-card {
  background: linear-gradient(135deg, var(--primary), #2A47C4);
  color: white; padding: 40px; border-radius: var(--r-lg);
  position: relative; overflow: hidden;
}
.trust-cta-card::after {
  content: ''; position: absolute; top: -50%; right: -20%;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,174,255,0.2), transparent);
}
.trust-cta-card h3 { font-size: 24px; margin-bottom: 12px; position: relative; }
.trust-cta-card p { font-size: 15px; color: rgba(255,255,255,0.85); margin-bottom: 24px; position: relative; }
.trust-cta-card .btn { position: relative; }

/* ========== 关于我们 ========== */
.about-hero {
  padding: 80px 0 60px;
  background: linear-gradient(135deg, var(--bg-soft), white);
  text-align: center;
}
.about-hero-eyebrow {
  font-size: 13px; font-weight: 600; color: var(--accent);
  letter-spacing: 1px; text-transform: uppercase; margin-bottom: 16px;
}
.about-hero h1 {
  font-size: 48px; font-weight: 800; line-height: 1.2;
  margin-bottom: 20px; letter-spacing: -0.5px;
}
.about-hero-subtitle { font-size: 18px; color: var(--text-2); max-width: 720px; margin: 0 auto 32px; line-height: 1.7; }
.about-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  border-radius: var(--r-lg); background: white;
  box-shadow: var(--shadow-card); overflow: hidden;
  margin-top: 48px;
}
.about-stat { padding: 32px 20px; text-align: center; border-right: 1px solid var(--border); }
.about-stat:last-child { border-right: none; }
.about-stat-value {
  font-size: 40px; font-weight: 800; color: var(--primary);
  line-height: 1; margin-bottom: 8px; font-family: 'Inter', sans-serif;
}
.about-stat-label { font-size: 13px; color: var(--text-2); }

/* 6 大业务 */
.services-section { padding: 96px 0; }
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.service-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 32px 28px;
  transition: all .25s; position: relative;
}
.service-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: var(--primary); }
.service-card.featured {
  background: linear-gradient(135deg, var(--primary), #2A47C4);
  color: white; border-color: transparent;
}
.service-card.featured::before {
  content: '★ 核心服务'; position: absolute; top: -10px; right: 20px;
  background: var(--warm); color: white; font-size: 11px; font-weight: 700;
  padding: 4px 10px; border-radius: 12px;
}
.service-icon {
  width: 48px; height: 48px; border-radius: var(--r-md);
  background: var(--bg-soft); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 16px;
}
.service-card.featured .service-icon { background: rgba(255,255,255,0.15); color: white; }
.service-name { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.service-card.featured .service-name { color: white; }
.service-desc { font-size: 14px; line-height: 1.7; color: var(--text-2); }
.service-card.featured .service-desc { color: rgba(255,255,255,0.85); }

/* 我们不做 / 我们坚持 */
.dontdo-section { background: var(--bg-soft); }
.dontdo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.dontdo-card {
  background: white; border-radius: var(--r-md);
  padding: 36px; border-top: 4px solid var(--warm);
}
.dontdo-card.do { border-top-color: var(--primary); }
.dontdo-title {
  display: flex; align-items: center; gap: 12px;
  font-size: 22px; font-weight: 700; margin-bottom: 24px;
}
.dontdo-title-icon {
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700;
}
.dontdo-card .dontdo-title-icon { background: var(--warm-light); color: var(--warm); }
.dontdo-card.do .dontdo-title-icon { background: #E0EAFF; color: var(--primary); }
.dontdo-list { list-style: none; }
.dontdo-list li {
  display: flex; gap: 12px;
  padding: 12px 0; border-top: 1px solid var(--border);
  font-size: 15px; line-height: 1.6; color: var(--text-2);
}
.dontdo-list li:first-child { border-top: none; }
.dontdo-list .li-mark {
  flex-shrink: 0; width: 20px; height: 20px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; margin-top: 2px;
}
.dontdo-card .dontdo-list .li-mark { background: var(--warm); color: white; }
.dontdo-card.do .dontdo-list .li-mark { background: var(--primary); color: white; }

/* 联系方式 + 留言表单 */
.contact-section { padding: 96px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 48px; }
.contact-info h2 { font-size: 32px; margin-bottom: 16px; }
.contact-info > p { color: var(--text-2); margin-bottom: 32px; line-height: 1.7; }
.contact-methods { display: flex; flex-direction: column; gap: 16px; }
.contact-method {
  display: flex; align-items: center; gap: 16px;
  padding: 16px; background: var(--bg-soft);
  border-radius: var(--r-md);
}
.contact-method-icon {
  width: 44px; height: 44px; border-radius: var(--r-sm);
  background: var(--primary); color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.contact-method-label { font-size: 12px; color: var(--text-3); margin-bottom: 2px; }
.contact-method-value { font-size: 16px; font-weight: 600; color: var(--text); }

.contact-form {
  background: white; padding: 40px;
  border: 1px solid var(--border); border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
}
.contact-form h3 { font-size: 22px; margin-bottom: 8px; }
.contact-form > p { font-size: 14px; color: var(--text-2); margin-bottom: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-field { margin-bottom: 16px; }
.form-field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 8px; color: var(--text-2); }
.form-field label .req { color: var(--warm); }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  font-size: 14px; font-family: inherit;
  transition: border-color .2s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--primary);
}
.form-field textarea { resize: vertical; min-height: 100px; }

/* ========== 分类目录页 ========== */
.cat-hero {
  padding: 80px 0 48px;
  background: linear-gradient(135deg, var(--bg-soft), white);
  text-align: center;
}
.cat-hero h1 { font-size: 42px; font-weight: 800; margin-bottom: 16px; }
.cat-hero p { font-size: 17px; color: var(--text-2); margin-bottom: 32px; }
.cat-tabs {
  display: inline-flex; background: white;
  padding: 6px; border-radius: var(--r-md);
  box-shadow: var(--shadow-card);
}
.cat-tab {
  padding: 10px 24px; border-radius: var(--r-sm);
  font-size: 14px; font-weight: 600; color: var(--text-2);
  cursor: pointer; transition: all .2s;
}
.cat-tab:hover { color: var(--primary); }
.cat-tab.active { background: var(--primary); color: white; }

.cat-grid-section { padding: 64px 0 96px; }
.cat-toolbar {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 32px;
}
.cat-toolbar-info { color: var(--text-2); font-size: 14px; }
.cat-toolbar-info strong { color: var(--primary); font-weight: 700; }
.cat-toolbar-filter { display: flex; gap: 12px; }
.cat-filter {
  padding: 8px 16px; border: 1px solid var(--border);
  border-radius: var(--r-sm); font-size: 13px;
  background: white; color: var(--text-2);
  cursor: pointer;
}
.cat-filter.active { border-color: var(--primary); color: var(--primary); background: var(--bg-soft); }

.cat-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.cat-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); overflow: hidden;
  transition: all .25s; cursor: pointer;
  display: flex; flex-direction: column;
}
.cat-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: var(--primary); }
.cat-card-cover {
  height: 160px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 32px; font-weight: 800;
  position: relative; overflow: hidden;
}
.cat-card-cover::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.15), transparent 50%);
}
.cat-card:nth-child(2) .cat-card-cover { background: linear-gradient(135deg, var(--warm), #FFA07A); }
.cat-card:nth-child(3) .cat-card-cover { background: linear-gradient(135deg, #1A237E, #303F9F); }
.cat-card:nth-child(4) .cat-card-cover { background: linear-gradient(135deg, #00838F, #00ACC1); }
.cat-card:nth-child(5) .cat-card-cover { background: linear-gradient(135deg, #4527A0, #5E35B1); }
.cat-card:nth-child(6) .cat-card-cover { background: linear-gradient(135deg, #283593, #3949AB); }
.cat-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.cat-card-meta {
  display: flex; align-items: center; gap: 12px;
  font-size: 12px; color: var(--text-3); margin-bottom: 12px;
}
.cat-card-meta-tag {
  background: var(--bg-soft); color: var(--primary);
  padding: 2px 8px; border-radius: 10px; font-weight: 600;
}
.cat-card-title {
  font-size: 17px; font-weight: 700; line-height: 1.5;
  margin-bottom: 12px; color: var(--text);
}
.cat-card-excerpt {
  font-size: 13px; color: var(--text-2); line-height: 1.7;
  flex: 1; margin-bottom: 16px;
}
.cat-card-footer {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 16px; border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text-3);
}
.cat-card-readmore { color: var(--primary); font-weight: 600; }

.cat-pagination {
  margin-top: 48px; display: flex; justify-content: center; gap: 8px;
}
.cat-page {
  width: 40px; height: 40px; border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); background: white;
  color: var(--text-2); cursor: pointer; font-weight: 500;
}
.cat-page:hover { border-color: var(--primary); color: var(--primary); }
.cat-page.active { background: var(--primary); color: white; border-color: var(--primary); }

/* ========== 文章页 ========== */
.single-hero {
  padding: 64px 0 32px;
  background: linear-gradient(135deg, var(--bg-soft), white);
}
.single-breadcrumb {
  font-size: 13px; color: var(--text-3); margin-bottom: 20px;
}
.single-breadcrumb a { color: var(--primary); }
.single-breadcrumb .sep { margin: 0 8px; color: var(--text-3); }
.single-meta {
  display: flex; align-items: center; gap: 16px;
  font-size: 13px; color: var(--text-3); margin-bottom: 16px;
}
.single-meta-tag {
  background: var(--primary); color: white;
  padding: 3px 10px; border-radius: 10px; font-weight: 600;
}
.single-hero h1 {
  font-size: 36px; font-weight: 800; line-height: 1.3;
  letter-spacing: -0.5px; max-width: 880px;
}
.single-hero-subtitle {
  font-size: 16px; color: var(--text-2);
  margin-top: 16px; line-height: 1.7; max-width: 880px;
}
.single-author {
  display: flex; align-items: center; gap: 12px;
  margin-top: 24px; padding-top: 20px;
  border-top: 1px solid var(--border);
  max-width: 880px;
}
.single-author-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700;
}
.single-author-info-name { font-size: 14px; font-weight: 600; }
.single-author-info-meta { font-size: 12px; color: var(--text-3); }

.single-body-wrap {
  display: grid; grid-template-columns: 1fr 280px; gap: 48px;
  padding: 64px 0 96px;
}
.single-content {
  font-size: 16px; line-height: 1.85; color: var(--text);
  max-width: 760px;
}
.single-content h2 {
  font-size: 28px; font-weight: 700; margin: 48px 0 16px;
  padding-left: 16px; border-left: 4px solid var(--primary);
}
.single-content h3 {
  font-size: 22px; font-weight: 700; margin: 32px 0 12px;
  color: var(--text);
}
.single-content p { margin-bottom: 20px; }
.single-content ul, .single-content ol { margin: 0 0 20px 24px; }
.single-content li { margin-bottom: 8px; }
.single-content blockquote {
  margin: 24px 0; padding: 20px 24px;
  background: var(--bg-soft); border-left: 4px solid var(--accent);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-style: italic; color: var(--text-2);
}
.single-content strong { color: var(--primary); font-weight: 700; }
.single-content .pullquote {
  margin: 32px 0; padding: 32px;
  background: linear-gradient(135deg, var(--bg-soft), white);
  border-radius: var(--r-md);
  font-size: 20px; font-weight: 600;
  color: var(--text); text-align: center;
  border: 1px dashed var(--primary);
}
.single-content .pullquote::before { content: '"'; font-size: 48px; color: var(--accent); display: block; line-height: 0.5; margin-bottom: 12px; }
.single-content code {
  background: var(--bg-soft); padding: 2px 8px;
  border-radius: 4px; font-family: 'Inter', monospace;
  font-size: 14px; color: var(--warm);
}

/* 侧边栏 */
.single-sidebar { position: sticky; top: 96px; align-self: start; }
.sidebar-widget {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 24px; margin-bottom: 24px;
}
.sidebar-widget-title {
  font-size: 15px; font-weight: 700; margin-bottom: 16px;
  color: var(--text); display: flex; align-items: center; gap: 8px;
}
.sidebar-widget-title::before {
  content: ''; width: 3px; height: 16px;
  background: var(--primary); border-radius: 2px;
}
.sidebar-toc { list-style: none; }
.sidebar-toc li {
  padding: 8px 0 8px 16px; font-size: 14px;
  border-left: 2px solid var(--border); margin-bottom: 4px;
  color: var(--text-2); cursor: pointer;
}
.sidebar-toc li:hover { color: var(--primary); border-left-color: var(--primary); }
.sidebar-toc li.active { color: var(--primary); border-left-color: var(--primary); font-weight: 600; }
.sidebar-related-item {
  padding: 12px 0; border-bottom: 1px solid var(--border);
  font-size: 13px; line-height: 1.6; cursor: pointer;
}
.sidebar-related-item:last-child { border-bottom: none; }
.sidebar-related-item:hover .sri-title { color: var(--primary); }
.sri-title { font-weight: 600; color: var(--text); margin-bottom: 4px; transition: color .2s; }
.sri-meta { font-size: 11px; color: var(--text-3); }

.single-cta-bottom {
  margin-top: 48px; padding: 32px;
  background: linear-gradient(135deg, var(--primary), #2A47C4);
  color: white; border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
}
.single-cta-bottom h3 { font-size: 20px; margin-bottom: 6px; }
.single-cta-bottom p { font-size: 14px; opacity: 0.85; }
.single-cta-bottom .btn-primary { background: white; color: var(--primary); }

/* ========== Footer ========== */
.site-footer {
  background: #0A1830; color: rgba(255,255,255,0.7);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 48px;
}
.footer-brand-col { max-width: 320px; }
.footer-brand-name {
  font-size: 18px; font-weight: 700; color: white; margin-bottom: 12px;
}
.footer-brand-desc { font-size: 13px; line-height: 1.7; margin-bottom: 20px; }
.footer-contact-row {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; margin-bottom: 8px;
}
.footer-contact-row .icon { width: 16px; }
.footer-title {
  font-size: 14px; font-weight: 700; color: white;
  margin-bottom: 20px;
}
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,0.65); transition: color .2s; cursor: pointer; }
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  font-size: 12px; color: rgba(255,255,255,0.5);
}
.footer-bottom a { color: inherit; text-decoration: none; transition: color .2s; }
.footer-bottom a:hover { color: rgba(255,255,255,0.85); text-decoration: underline; }

/* ========== 方法论独立页面 ========== */
.meth-page-hero {
  background: linear-gradient(135deg, #0D1B3D 0%, var(--primary) 50%, var(--warm) 110%);
  color: white; padding: 100px 0 80px; position: relative; overflow: hidden;
}
.meth-page-hero::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(circle at 20% 30%, rgba(255,107,53,0.25), transparent 45%),
                    radial-gradient(circle at 80% 70%, rgba(0,174,255,0.18), transparent 35%);
  pointer-events: none;
}
.meth-hero-content { position: relative; max-width: 920px; margin: 0 auto; text-align: center; }
.meth-exclusive-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,107,53,0.22); border: 2px solid var(--warm);
  padding: 10px 20px; border-radius: 24px;
  font-size: 14px; font-weight: 700; color: #FFD4BD; margin-bottom: 24px;
}
.meth-exclusive-badge::before { content: '★'; color: var(--warm); font-size: 18px; }
.meth-page-hero h1 { font-size: 52px; font-weight: 800; line-height: 1.2; margin-bottom: 20px; letter-spacing: -0.5px; }
.meth-page-hero h1 .accent { color: #FFC4A8; }
.meth-page-hero .subtitle {
  font-size: 19px; line-height: 1.7; color: rgba(255,255,255,0.85); margin-bottom: 36px;
}
.meth-hero-stats {
  display: flex; justify-content: center; gap: 56px; flex-wrap: wrap;
  padding-top: 36px; border-top: 1px solid rgba(255,255,255,0.15);
}
.meth-hero-stat-num {
  font-size: 36px; font-weight: 800; color: white;
  font-family: 'Inter', sans-serif; line-height: 1;
}
.meth-hero-stat-num .unit { font-size: 18px; color: #FFC4A8; margin-left: 2px; }
.meth-hero-stat-label { font-size: 13px; color: rgba(255,255,255,0.7); margin-top: 8px; }

/* GEO+GEM 对照定义 */
.geogem-section { padding: 96px 0; background: var(--bg-soft); }
.geogem-grid { display: grid; grid-template-columns: 1fr auto 1fr; gap: 24px; align-items: stretch; }
.geogem-card { background: white; border-radius: var(--r-lg); padding: 40px 36px; box-shadow: var(--shadow-card); position: relative; overflow: hidden; }
.geogem-card-geo { border-top: 4px solid var(--primary); }
.geogem-card-gem { border-top: 4px solid var(--warm); }
.geogem-card-icon {
  width: 64px; height: 64px; border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; font-weight: 800; color: white; margin-bottom: 20px;
}
.geogem-card-geo .geogem-card-icon { background: linear-gradient(135deg, var(--primary), var(--accent)); }
.geogem-card-gem .geogem-card-icon { background: linear-gradient(135deg, var(--warm), #FFA07A); }
.geogem-card-label { font-size: 12px; font-weight: 700; letter-spacing: 1.5px; margin-bottom: 8px; }
.geogem-card-geo .geogem-card-label { color: var(--primary); }
.geogem-card-gem .geogem-card-label { color: var(--warm); }
.geogem-card-name { font-size: 28px; font-weight: 800; margin-bottom: 6px; color: var(--text); letter-spacing: -0.5px; }
.geogem-card-name-en { font-size: 13px; color: var(--text-3); font-family: 'Inter', monospace; margin-bottom: 20px; }
.geogem-card-desc { font-size: 14px; color: var(--text-2); line-height: 1.7; margin-bottom: 24px; }
.geogem-card-scene { padding: 16px 20px; background: var(--bg-soft); border-radius: var(--r-md); font-size: 13px; line-height: 1.7; }
.geogem-card-gem .geogem-card-scene { background: var(--warm-light); }
.geogem-card-features { margin-top: 16px; }
.geogem-card-features li { font-size: 13px; color: var(--text-2); padding: 6px 0; padding-left: 20px; position: relative; }
.geogem-card-features li::before { content: '✓'; position: absolute; left: 0; color: var(--primary); font-weight: 700; }
.geogem-card-gem .geogem-card-features li::before { color: var(--warm); }
.geogem-vs {
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 800; color: var(--text-3);
  background: white; border-radius: 50%; width: 56px; height: 56px;
  align-self: center; box-shadow: var(--shadow-card);
}

/* L1-L5 进度流 */
.l1l5-section { padding: 96px 0; background: white; }
.l1l5-flow { display: flex; align-items: stretch; margin-top: 48px; }
.l1l5-node {
  flex: 1; background: white; border: 2px solid var(--border);
  padding: 28px 18px; text-align: center; position: relative; transition: all .25s;
}
.l1l5-node:first-child { border-radius: var(--r-md) 0 0 var(--r-md); }
.l1l5-node:last-child { border-radius: 0 var(--r-md) var(--r-md) 0; border-right: 2px solid var(--border); }
.l1l5-node + .l1l5-node { border-left: none; }
.l1l5-node:nth-child(3) { border-color: var(--warm); background: linear-gradient(180deg, #FFF7F0, white); z-index: 2; }
.l1l5-node:hover { box-shadow: var(--shadow-hover); }
.l1l5-tag { display: inline-block; padding: 4px 12px; background: var(--bg-soft); color: var(--primary); font-size: 11px; font-weight: 700; border-radius: 12px; margin-bottom: 12px; }
.l1l5-node:nth-child(3) .l1l5-tag { background: var(--warm); color: white; }
.l1l5-name { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.l1l5-q { font-size: 12px; color: var(--text-2); line-height: 1.5; font-style: italic; margin-bottom: 12px; }
.l1l5-strategy { padding-top: 12px; border-top: 1px dashed var(--border); font-size: 11px; color: var(--text-3); line-height: 1.5; }
.l1l5-node:nth-child(3) .l1l5-strategy { color: var(--warm); font-weight: 600; }

/* 4 维度 (复用) */

.six-step-section { padding: 96px 0; background: var(--bg-soft); }
.six-step-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 48px; }
.six-step {
  background: white; border-radius: var(--r-md); padding: 32px 28px;
  position: relative; box-shadow: var(--shadow-card);
  transition: all .25s; border-top: 4px solid var(--primary);
}
.six-step:nth-child(2), .six-step:nth-child(4), .six-step:nth-child(6) { border-top-color: var(--warm); }
.six-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.six-step-num {
  position: absolute; top: -22px; right: 24px;
  width: 44px; height: 44px; border-radius: 50%;
  background: white; border: 3px solid var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 15px; color: var(--primary); font-family: 'Inter', sans-serif;
}
.six-step:nth-child(2) .six-step-num, .six-step:nth-child(4) .six-step-num, .six-step:nth-child(6) .six-step-num { border-color: var(--warm); color: var(--warm); }
.six-step-icon { font-size: 28px; margin-bottom: 12px; }
.six-step-name { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.six-step-desc { font-size: 13px; color: var(--text-2); line-height: 1.7; margin-bottom: 16px; }
.six-step-output { padding-top: 12px; border-top: 1px dashed var(--border); font-size: 12px; color: var(--text-3); }
.six-step-output strong { color: var(--text-2); display: block; margin-bottom: 4px; font-size: 11px; letter-spacing: 0.5px; }

/* 4 大核心优势 */
.advantages-section { padding: 96px 0; background: white; }
.advantages-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px; }
.advantage-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 32px; transition: all .25s; position: relative;
}
.advantage-card:hover { box-shadow: var(--shadow-hover); border-color: var(--warm); }
.advantage-card.featured { background: linear-gradient(135deg, var(--warm-light), white); border-color: var(--warm); }
.advantage-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--warm), #FFA07A);
  color: white; font-weight: 800; font-size: 14px; margin-bottom: 16px;
}
.advantage-name { font-size: 20px; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.advantage-subtitle { font-size: 13px; color: var(--warm); font-weight: 600; margin-bottom: 14px; font-family: 'Inter', sans-serif; }
.advantage-desc { font-size: 14px; color: var(--text-2); line-height: 1.7; }

/* 3 大适配场景 */
.scenario-section { padding: 96px 0; background: var(--bg-soft); }
.scenario-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.scenario-card {
  background: white; border-radius: var(--r-md); padding: 32px 28px;
  position: relative; box-shadow: var(--shadow-card); transition: all .25s;
}
.scenario-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.scenario-tag { display: inline-block; padding: 6px 14px; background: var(--warm); color: white; font-size: 12px; font-weight: 700; border-radius: 14px; margin-bottom: 16px; }
.scenario-name { font-size: 22px; font-weight: 700; margin-bottom: 6px; color: var(--text); }
.scenario-target { font-size: 14px; color: var(--warm); font-weight: 600; margin-bottom: 16px; }
.scenario-desc { font-size: 14px; color: var(--text-2); line-height: 1.7; }

/* 独家壁垒 */
.barrier-section { padding: 96px 0; background: linear-gradient(135deg, #0D1B3D 0%, var(--primary) 100%); color: white; }
.barrier-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px; }
.barrier-card {
  padding: 32px; background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12); border-radius: var(--r-md);
  backdrop-filter: blur(8px);
}
.barrier-num { font-size: 36px; font-weight: 800; color: var(--warm); font-family: 'Inter', sans-serif; line-height: 1; margin-bottom: 12px; }
.barrier-title { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.barrier-desc { font-size: 14px; color: rgba(255,255,255,0.8); line-height: 1.7; }

/* 独家 banner (home 方法论区块用) */
.exclusive-banner {
  background: linear-gradient(135deg, var(--warm), #E55A24); color: white;
  padding: 32px 36px; border-radius: var(--r-lg);
  display: flex; align-items: center; gap: 32px;
  box-shadow: 0 12px 32px rgba(255,107,53,0.25); margin-bottom: 32px;
  position: relative; overflow: hidden;
}
.exclusive-banner::before {
  content: ''; position: absolute; top: -50%; right: -10%;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.15), transparent);
}
.exclusive-banner-content { flex: 1; position: relative; }
.exclusive-banner-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.2); border: 1px solid rgba(255,255,255,0.3);
  padding: 4px 12px; border-radius: 12px;
  font-size: 12px; font-weight: 700; margin-bottom: 12px;
}
.exclusive-banner h3 { font-size: 22px; margin-bottom: 8px; }
.exclusive-banner p { font-size: 14px; opacity: 0.9; line-height: 1.6; }
.exclusive-banner-cta {
  background: white; color: var(--warm);
  padding: 14px 28px; border-radius: var(--r-sm);
  font-weight: 700; font-size: 15px;
  white-space: nowrap; flex-shrink: 0;
  transition: all .2s; position: relative; cursor: pointer;
}
.exclusive-banner-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,0.15); }

@media (max-width: 1024px) {
  .geogem-grid { grid-template-columns: 1fr; }
  .geogem-vs { margin: 0 auto; }
  .l1l5-flow { flex-wrap: wrap; }
  .l1l5-node { flex: 1 1 30%; border-radius: var(--r-md) !important; border-left: 2px solid var(--border) !important; }
  .six-step-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: 1fr; }
  .scenario-grid { grid-template-columns: 1fr; }
  .barrier-grid { grid-template-columns: 1fr; }
  .exclusive-banner { flex-direction: column; text-align: center; }
}
@media (max-width: 640px) {
  .meth-page-hero h1 { font-size: 32px; }
  .meth-hero-stats { gap: 24px; }
  .six-step-grid { grid-template-columns: 1fr; }
  .l1l5-flow { flex-direction: column; }
  .l1l5-node { flex: 1 1 100%; margin-bottom: 12px; }
}

/* 品牌历程 timeline (about 页) */
.brand-journey-section { padding: 80px 0; background: var(--bg-soft); }
.brand-timeline { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; max-width: 1120px; margin: 0 auto; background: white; border-radius: var(--r-lg); box-shadow: var(--shadow-card); overflow: hidden; }
.brand-year-col {
  text-align: center; padding: 28px 16px;
  border-right: 1px dashed var(--border); position: relative;
}
.brand-year-col:last-child { border-right: none; }
.brand-year-col.highlight { background: linear-gradient(180deg, var(--warm-light), white); }
.brand-year {
  font-size: 24px; font-weight: 800; color: var(--primary);
  font-family: 'Inter', sans-serif;
  margin-bottom: 8px; letter-spacing: -0.5px;
}
.brand-year-col.highlight .brand-year { color: var(--warm); }
.brand-year-event { font-size: 12px; color: var(--text-2); line-height: 1.6; }
.brand-year-event strong { color: var(--text); display: block; font-size: 13px; margin-bottom: 4px; font-weight: 700; }
.brand-year-col.highlight .brand-year-event strong { color: var(--warm); }
@media (max-width: 1024px) { .brand-timeline { grid-template-columns: repeat(3, 1fr); } .brand-year-col { border-right: none; border-bottom: 1px dashed var(--border); } }
@media (max-width: 640px) { .brand-timeline { grid-template-columns: repeat(2, 1fr); } }

/* 3 核心支点 (home) */
.three-pillars { padding: 80px 0; background: white; }
.pillars-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.pillar-card {
  padding: 40px 32px; text-align: center;
  background: var(--bg-soft);
  border-radius: var(--r-md);
  border-top: 4px solid var(--primary);
  transition: all .25s;
}
.pillar-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.pillar-card.featured { border-top-color: var(--warm); background: linear-gradient(180deg, var(--warm-light), white); }
.pillar-num {
  font-size: 56px; font-weight: 800; color: var(--primary);
  font-family: 'Inter', sans-serif; line-height: 1; margin-bottom: 16px;
}
.pillar-card.featured .pillar-num { color: var(--warm); }
.pillar-name { font-size: 22px; font-weight: 700; margin-bottom: 12px; color: var(--text); }
.pillar-desc { font-size: 14px; color: var(--text-2); line-height: 1.7; }
@media (max-width: 1024px) { .pillars-grid { grid-template-columns: 1fr; } }

/* 方法论速览 (home) */
.methodology-teaser { padding: 96px 0; background: linear-gradient(135deg, var(--bg-soft), white); position: relative; overflow: hidden; }
.methodology-teaser::before {
  content: ''; position: absolute; top: -20%; right: -10%;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,107,53,0.06), transparent);
  pointer-events: none;
}
.mt-quote {
  text-align: center; margin: 0 auto 56px; max-width: 820px;
  padding: 36px 32px;
  background: white; border-radius: var(--r-md);
  box-shadow: var(--shadow-card);
  border-left: 4px solid var(--warm);
  position: relative; z-index: 1;
}
.mt-quote-text { font-size: 22px; font-weight: 600; color: var(--text); line-height: 1.6; }
.mt-quote-text strong { color: var(--warm); }
.mt-quote-mark {
  position: absolute; top: -8px; left: 32px;
  font-size: 64px; color: var(--accent); font-family: 'Inter', serif;
  line-height: 1;
}
.mt-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; position: relative; z-index: 1; }
.mt-subtitle {
  font-size: 16px; font-weight: 700; color: var(--primary);
  margin-bottom: 24px; padding-bottom: 12px;
  border-bottom: 2px solid var(--accent); display: inline-block;
}
.mt-l1l5-stack { display: flex; flex-direction: column-reverse; gap: 6px; }
.mt-layer {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px;
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-size: 14px; font-weight: 600;
  transition: all .2s;
}
.mt-layer:hover { box-shadow: var(--shadow-card); }
.mt-layer-tag {
  display: inline-block; padding: 4px 10px;
  background: var(--bg-soft); color: var(--primary);
  font-size: 11px; font-weight: 700; border-radius: 12px;
  min-width: 50px; text-align: center;
}
.mt-layer-3 .mt-layer-tag { background: var(--warm); color: white; }
.mt-layer-3 { border-color: var(--warm); background: linear-gradient(90deg, var(--warm-light), white); }
.mt-layer-q { font-size: 12px; color: var(--text-3); font-style: italic; margin-left: auto; font-weight: 400; }
.mt-foot { margin-top: 20px; font-size: 13px; color: var(--warm); font-weight: 700; }
.mt-4d-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 32px; }
.mt-dim {
  background: white; border: 1px solid var(--border);
  padding: 16px; border-radius: var(--r-sm);
  display: flex; flex-direction: column; gap: 4px;
  transition: all .2s;
}
.mt-dim:hover { border-color: var(--primary); box-shadow: var(--shadow-card); }
.mt-dim-num {
  display: inline-block; width: 24px; height: 24px;
  background: var(--primary); color: white;
  border-radius: 50%; text-align: center; line-height: 24px;
  font-size: 12px; font-weight: 700;
  margin-bottom: 4px;
}
.mt-dim strong { font-size: 14px; color: var(--text); }
.mt-dim small { font-size: 11px; color: var(--text-3); }
.mt-gem {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 28px;
}
.mt-gem-formula {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 20px; background: linear-gradient(135deg, var(--warm-light), #FFF7E5);
  border-radius: var(--r-md); margin-bottom: 16px;
}
.mt-gem-item {
  padding: 8px 18px; background: white;
  border-radius: var(--r-sm); font-weight: 800; font-size: 18px;
  color: var(--text);
}
.mt-gem-item-blue { color: var(--primary); border: 2px solid var(--primary); }
.mt-gem-item-warm { background: var(--warm); color: white; }
.mt-gem-op { font-size: 22px; color: var(--text-3); font-weight: 800; }
.mt-gem-desc { font-size: 13px; color: var(--text-2); line-height: 1.7; }
.mt-gem-desc strong { color: var(--warm); }
.mt-cta { text-align: center; margin-top: 56px; position: relative; z-index: 1; }
.mt-3-logics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.mt-logic {
  padding: 20px; background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); display: flex; gap: 14px; align-items: flex-start;
}
.mt-logic-num {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white; display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 14px; flex-shrink: 0;
}
.mt-logic-text { font-size: 13px; color: var(--text-2); line-height: 1.6; }
.mt-logic-text strong { color: var(--text); display: block; margin-bottom: 4px; font-size: 14px; }
@media (max-width: 1024px) {
  .mt-grid { grid-template-columns: 1fr; }
  .mt-4d-grid { grid-template-columns: 1fr; }
  .mt-3-logics { grid-template-columns: 1fr; }
}

/* GEO 1000 问 (home qa-page) */
.qa-page-hero {
  padding: 80px 0 56px; text-align: center;
  background: linear-gradient(135deg, var(--bg-soft), white);
  position: relative;
}
.qa-page-hero::before {
  content: ''; position: absolute; top: -100px; right: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(21,45,141,0.06), transparent);
  pointer-events: none;
}
.qa-page-hero h1 {
  font-size: 48px; font-weight: 800; line-height: 1.2;
  margin-bottom: 16px; letter-spacing: -0.5px;
}
.qa-page-hero .qa-subtitle {
  font-size: 18px; color: var(--text-2); line-height: 1.7;
  max-width: 720px; margin: 0 auto;
}
.qa-tabs-wrap {
  display: inline-flex; background: white;
  padding: 6px; border-radius: var(--r-md);
  box-shadow: var(--shadow-card); margin-top: 32px; gap: 4px;
  flex-wrap: wrap; justify-content: center;
}
.qa-tab {
  padding: 10px 20px; border-radius: var(--r-sm);
  font-size: 14px; font-weight: 600; color: var(--text-2);
  cursor: pointer; transition: all .2s;
}
.qa-tab:hover { color: var(--primary); }
.qa-tab.active { background: var(--primary); color: white; }
.qa-search {
  max-width: 640px; margin: 32px auto 0;
  display: flex; align-items: center; gap: 12px;
  background: white; border-radius: var(--r-md);
  box-shadow: var(--shadow-card); padding: 16px 24px;
}
.qa-search-icon { color: var(--text-3); font-size: 18px; flex-shrink: 0; }
.qa-search-input {
  flex: 1; border: none; outline: none;
  font-size: 15px; color: var(--text); font-family: inherit;
  background: transparent;
}
.qa-search-input::placeholder { color: var(--text-3); }

.qa-list-section { padding: 64px 0 96px; background: white; }
.qa-list { max-width: 880px; margin: 0 auto; }
.qa-item {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); margin-bottom: 16px;
  overflow: hidden; transition: all .25s;
}
.qa-item:hover { box-shadow: var(--shadow-card); }
.qa-item.open { border-color: var(--primary); box-shadow: var(--shadow-card); }
.qa-q {
  display: flex; align-items: center; gap: 16px;
  padding: 22px 28px; cursor: pointer;
}
.qa-q-num {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--bg-soft); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 13px; flex-shrink: 0;
  font-family: 'Inter', sans-serif;
}
.qa-item.open .qa-q-num { background: var(--primary); color: white; }
.qa-q-content { flex: 1; }
.qa-q-text {
  font-size: 16px; font-weight: 600;
  color: var(--text); line-height: 1.5; margin-bottom: 4px;
}
.qa-q-meta {
  font-size: 12px; color: var(--text-3);
  display: flex; gap: 12px;
}
.qa-toggle {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--bg-soft); color: var(--text-3);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
  transition: all .2s;
}
.qa-item.open .qa-toggle { background: var(--primary); color: white; transform: rotate(45deg); }
.qa-a {
  display: none; padding: 0 28px 28px 84px;
  font-size: 14px; color: var(--text-2); line-height: 1.85;
}
.qa-item.open .qa-a { display: block; }
.qa-a p { margin-bottom: 14px; }
.qa-a p:last-child { margin-bottom: 0; }
.qa-a a { color: var(--primary); font-weight: 600; text-decoration: underline; }
.qa-a strong { color: var(--text); font-weight: 700; }
.qa-a ul { margin: 12px 0 14px 20px; }
.qa-a li { margin-bottom: 6px; }
.qa-link-out {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 12px; padding: 8px 14px;
  background: var(--bg-soft); border-radius: var(--r-sm);
  color: var(--primary); font-size: 13px; font-weight: 600;
}
.qa-link-out:hover { background: var(--primary); color: white; }
.qa-bottom {
  text-align: center; margin-top: 56px;
  padding: 32px; background: linear-gradient(135deg, var(--primary), #2A47C4);
  color: white; border-radius: var(--r-lg);
}
.qa-bottom h3 { font-size: 22px; margin-bottom: 8px; }
.qa-bottom p { opacity: 0.9; margin-bottom: 20px; }
@media (max-width: 1024px) {
  .qa-q { padding: 18px 20px; }
  .qa-a { padding: 0 20px 20px 76px; }
  .qa-page-hero h1 { font-size: 32px; }
}
@media (max-width: 640px) {
  .qa-q { flex-wrap: wrap; }
  .qa-a { padding: 0 20px 20px 20px; }
}

/* 基础定位 (home PPT 基础认知) */
.base-positioning { padding: 96px 0; background: var(--bg-soft); }
.bp-3-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.bp-def-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 32px 28px;
  transition: all .25s; position: relative;
}
.bp-def-card:hover { box-shadow: var(--shadow-hover); border-color: var(--primary); transform: translateY(-4px); }
.bp-def-num {
  font-size: 36px; font-weight: 800;
  color: var(--primary); font-family: 'Inter', sans-serif;
  line-height: 1; margin-bottom: 16px;
}
.bp-def-title { font-size: 18px; font-weight: 700; margin-bottom: 12px; color: var(--text); }
.bp-def-text { font-size: 14px; color: var(--text-2); line-height: 1.7; }

.bp-stages { margin-top: 80px; }
.bp-subtitle-wrap { text-align: center; margin-bottom: 32px; }
.bp-subtitle { font-size: 20px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.bp-stages-note { color: var(--warm); font-size: 14px; font-weight: 600; }
.bp-stage-list {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px;
}
.bp-stage {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 20px 16px;
  display: flex; flex-direction: column; gap: 8px;
}
.bp-stage:nth-child(3) { border-color: var(--warm); background: linear-gradient(180deg, var(--warm-light), white); }
.bp-stage-tag {
  display: inline-block; padding: 4px 10px;
  background: var(--primary); color: white;
  font-size: 11px; font-weight: 700; border-radius: 12px;
  align-self: flex-start; letter-spacing: 0.5px;
}
.bp-stage:nth-child(3) .bp-stage-tag { background: var(--warm); }
.bp-stage strong { font-size: 14px; color: var(--text); font-weight: 700; }
.bp-stage p { font-size: 11px; color: var(--text-3); line-height: 1.5; font-style: italic; margin: 0; }

.bp-compare { margin-top: 80px; }
.bp-compare-title {
  text-align: center; font-size: 22px; font-weight: 700;
  color: var(--text); margin-bottom: 32px;
}
.bp-compare-grid {
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 24px;
  align-items: stretch;
}
.bp-compare-col {
  background: white; border-radius: var(--r-md);
  padding: 32px 28px; box-shadow: var(--shadow-card);
  border-top: 4px solid var(--text-3);
}
.bp-compare-new { border-top-color: var(--warm); background: linear-gradient(180deg, var(--warm-light), white); }
.bp-compare-header { margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.bp-compare-header h4 { font-size: 22px; font-weight: 800; margin-bottom: 4px; color: var(--text-3); }
.bp-compare-new .bp-compare-header h4 { color: var(--warm); }
.bp-compare-sub { font-size: 12px; color: var(--text-3); font-family: 'Inter', monospace; }
.bp-compare-col ul { list-style: none; }
.bp-compare-col li {
  font-size: 13px; line-height: 1.6; padding: 8px 0;
  color: var(--text-2); display: flex; gap: 8px;
  border-bottom: 1px dashed var(--border);
}
.bp-compare-col li:last-child { border-bottom: none; }
.bp-mark { flex-shrink: 0; font-weight: 700; }
.bp-compare-old .bp-mark { color: var(--text-3); }
.bp-compare-new .bp-mark { color: var(--warm); }
.bp-result { font-weight: 700; padding-top: 12px; }
.bp-compare-old .bp-result { color: var(--text-2); }
.bp-compare-new .bp-result { color: var(--warm); }
.bp-compare-vs {
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 800; color: var(--text-3);
  background: white; border-radius: 50%; width: 56px; height: 56px;
  align-self: center; box-shadow: var(--shadow-card);
}
@media (max-width: 1024px) {
  .bp-3-grid { grid-template-columns: 1fr; }
  .bp-stage-list { grid-template-columns: repeat(2, 1fr); }
  .bp-compare-grid { grid-template-columns: 1fr; }
  .bp-compare-vs { margin: 0 auto; }
}

/* 客户案例卡片 (cases page) */
.case-page-hero {
  padding: 80px 0 56px; text-align: center;
  background: linear-gradient(135deg, var(--bg-soft), white);
  position: relative;
}
.case-page-hero::before {
  content: ''; position: absolute; top: -100px; right: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,107,53,0.06), transparent);
  pointer-events: none;
}
.case-page-hero h1 {
  font-size: 48px; font-weight: 800; line-height: 1.2;
  margin-bottom: 16px; letter-spacing: -0.5px;
}
.case-page-hero .case-subtitle {
  font-size: 18px; color: var(--text-2); line-height: 1.7;
  max-width: 720px; margin: 0 auto;
}
.case-filters {
  display: inline-flex; background: white; padding: 6px;
  border-radius: var(--r-md); box-shadow: var(--shadow-card);
  margin-top: 32px; gap: 4px; flex-wrap: wrap; justify-content: center;
}
.case-filter {
  padding: 10px 20px; border-radius: var(--r-sm);
  font-size: 14px; font-weight: 600; color: var(--text-2);
  cursor: pointer; transition: all .2s;
}
.case-filter:hover { color: var(--primary); }
.case-filter.active { background: var(--primary); color: white; }

.case-grid-section { padding: 64px 0 96px; background: white; }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 1280px; margin: 0 auto; }
.case-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 32px 28px;
  transition: all .25s; cursor: pointer; position: relative;
  display: flex; flex-direction: column; gap: 16px;
}
.case-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: var(--primary); }
.case-card-header { display: flex; align-items: center; gap: 14px; }
.case-card-logo {
  width: 56px; height: 56px; border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 24px; font-weight: 800; flex-shrink: 0;
}
.case-card:nth-child(2) .case-card-logo { background: linear-gradient(135deg, var(--warm), #FFA07A); }
.case-card:nth-child(3) .case-card-logo { background: linear-gradient(135deg, #1A237E, #303F9F); }
.case-card:nth-child(4) .case-card-logo { background: linear-gradient(135deg, #00838F, #00ACC1); }
.case-card:nth-child(5) .case-card-logo { background: linear-gradient(135deg, #4527A0, #5E35B1); }
.case-card:nth-child(6) .case-card-logo { background: linear-gradient(135deg, #283593, #3949AB); }
.case-card-info { flex: 1; }
.case-card-name { font-size: 18px; font-weight: 700; color: var(--text); line-height: 1.2; }
.case-card-industry { font-size: 12px; color: var(--text-3); margin-top: 4px; }
.case-card-title { font-size: 17px; font-weight: 700; color: var(--text); line-height: 1.4; }
.case-card-metric {
  padding: 16px; background: linear-gradient(135deg, var(--bg-soft), #E8EEFF);
  border-radius: var(--r-sm); text-align: center;
}
.case-card:nth-child(even) .case-card-metric { background: linear-gradient(135deg, var(--warm-light), #FFF7E5); }
.case-card-metric-num {
  font-size: 32px; font-weight: 800; color: var(--primary);
  font-family: 'Inter', sans-serif; line-height: 1; margin-bottom: 4px;
}
.case-card:nth-child(even) .case-card-metric-num { color: var(--warm); }
.case-card-metric-label { font-size: 12px; color: var(--text-2); }
.case-card-desc { font-size: 13px; color: var(--text-2); line-height: 1.6; flex: 1; }
.case-card-footer {
  padding-top: 12px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--text-3);
}
.case-card-link { color: var(--primary); font-weight: 600; cursor: pointer; }
.case-card:nth-child(even) .case-card-link { color: var(--warm); }

.case-bottom {
  text-align: center; margin-top: 56px;
  padding: 32px; background: linear-gradient(135deg, var(--primary), #2A47C4);
  color: white; border-radius: var(--r-lg);
  max-width: 1280px; margin-left: auto; margin-right: auto;
}
.case-bottom h3 { font-size: 22px; margin-bottom: 8px; }
.case-bottom p { opacity: 0.9; margin-bottom: 20px; }
@media (max-width: 1024px) {
  .case-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .case-grid { grid-template-columns: 1fr; }
  .case-page-hero h1 { font-size: 32px; }
}

/* 干货内容卡片 (articles page) */
.article-page-hero {
  padding: 80px 0 56px; text-align: center;
  background: linear-gradient(135deg, var(--bg-soft), white);
  position: relative;
}
.article-page-hero::before {
  content: ''; position: absolute; top: -100px; left: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(21,45,141,0.06), transparent);
  pointer-events: none;
}
.article-page-hero h1 {
  font-size: 48px; font-weight: 800; line-height: 1.2;
  margin-bottom: 16px; letter-spacing: -0.5px;
}
.article-page-hero .article-subtitle {
  font-size: 18px; color: var(--text-2); line-height: 1.7;
  max-width: 720px; margin: 0 auto;
}
.article-filters {
  display: inline-flex; background: white; padding: 6px;
  border-radius: var(--r-md); box-shadow: var(--shadow-card);
  margin-top: 32px; gap: 4px; flex-wrap: wrap; justify-content: center;
}
.article-filter {
  padding: 10px 20px; border-radius: var(--r-sm);
  font-size: 14px; font-weight: 600; color: var(--text-2);
  cursor: pointer; transition: all .2s;
}
.article-filter:hover { color: var(--primary); }
.article-filter.active { background: var(--primary); color: white; }

.article-grid-section { padding: 64px 0 96px; background: white; }
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 1280px; margin: 0 auto; }
.article-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); overflow: hidden;
  transition: all .25s; cursor: pointer;
  display: flex; flex-direction: column;
}
.article-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: var(--primary); }
.article-card-cover {
  height: 180px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 48px; font-weight: 800;
  position: relative; overflow: hidden;
}
.article-card-cover::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.15), transparent 50%);
}
.article-card:nth-child(2) .article-card-cover { background: linear-gradient(135deg, var(--warm), #FFA07A); }
.article-card:nth-child(3) .article-card-cover { background: linear-gradient(135deg, #1A237E, #303F9F); }
.article-card:nth-child(4) .article-card-cover { background: linear-gradient(135deg, #00838F, #00ACC1); }
.article-card:nth-child(5) .article-card-cover { background: linear-gradient(135deg, #4527A0, #5E35B1); }
.article-card:nth-child(6) .article-card-cover { background: linear-gradient(135deg, #283593, #3949AB); }
.article-card-cover-tag {
  position: absolute; top: 16px; left: 16px;
  background: rgba(255,255,255,0.2); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 4px 12px; border-radius: 12px;
  font-size: 12px; font-weight: 700;
  z-index: 1;
}
.article-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.article-card-meta {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--text-3); margin-bottom: 12px;
}
.article-card-meta-tag {
  background: var(--bg-soft); color: var(--primary);
  padding: 2px 10px; border-radius: 10px; font-weight: 600;
}
.article-card-title {
  font-size: 17px; font-weight: 700; line-height: 1.5;
  margin-bottom: 12px; color: var(--text);
}
.article-card-excerpt {
  font-size: 13px; color: var(--text-2); line-height: 1.7;
  flex: 1; margin-bottom: 16px;
}
.article-card-footer {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 12px; border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text-3);
}
.article-card-readmore { color: var(--primary); font-weight: 600; }

.article-bottom {
  text-align: center; margin-top: 56px;
  padding: 32px; background: linear-gradient(135deg, var(--primary), #2A47C4);
  color: white; border-radius: var(--r-lg);
  max-width: 1280px; margin-left: auto; margin-right: auto;
}
.article-bottom h3 { font-size: 22px; margin-bottom: 8px; }
.article-bottom p { opacity: 0.9; margin-bottom: 20px; }

@media (max-width: 1024px) {
  .article-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .article-grid { grid-template-columns: 1fr; }
  .article-page-hero h1 { font-size: 32px; }
}

/* V7 新增 CSS - 首页 + 服务方案 + 关于我们 + 干货内容 重构 */

/* Hero 居中版 */
.hero-centered {
  text-align: center; padding: 116px 0 96px;
  background: linear-gradient(135deg, #0D1B3D 0%, var(--primary) 50%, #2A47C4 100%);
  color: white; position: relative; overflow: hidden;
}
.hero-centered::before {
  content: ''; position: absolute; inset: 0; z-index: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(0,174,255,0.2), transparent 45%),
    radial-gradient(circle at 80% 70%, rgba(255,107,53,0.15), transparent 40%);
  pointer-events: none;
}
/* 底部柔化过渡：让深色 hero 平滑落入下方白色内容区，去掉硬切悬崖感 */
.hero-centered::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; z-index: 0;
  height: 88px; pointer-events: none;
  background: linear-gradient(180deg, rgba(21,45,141,0) 0%, #ffffff 100%);
}
.hero-content-center { position: relative; z-index: 2; max-width: 920px; margin: 0 auto; }
.hero-h1-large {
  font-size: 80px; font-weight: 900; line-height: 1.1;
  margin: 24px 0; letter-spacing: -2px;
  background: linear-gradient(135deg, #FFFFFF 0%, #7FDBFF 50%, #FFFFFF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle-large {
  font-size: 20px; line-height: 1.7; color: rgba(255,255,255,0.9);
  margin-bottom: 40px;
}
.hero-ctas-center { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 8px; }
.hero-lead {
  font-size: 18px; line-height: 1.9; color: rgba(255,255,255,0.88);
  max-width: 760px; margin: 8px auto 36px; font-weight: 400;
}
.hero-trust {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  margin-top: 44px;
}
.hero-trust .stat {
  display: inline-flex; align-items: baseline; gap: 6px;
  padding: 11px 20px; border-radius: 999px;
  background: rgba(255,255,255,0.09); border: 1px solid rgba(255,255,255,0.16);
  font-size: 16px; color: rgba(255,255,255,0.88); white-space: nowrap;
}
.hero-trust b { color: #7FDBFF; font-size: 24px; font-weight: 800; line-height: 1; }
.hero-trust .dot { display: none; }
@media (max-width: 1024px) {
  .hero-h1-large { font-size: 56px; letter-spacing: -1px; }
}
@media (max-width: 640px) {
  .hero-h1-large { font-size: 40px; }
  .hero-centered { padding: 80px 0 64px; }
  .hero-centered::after { height: 56px; }
}

/* Research 调研数据 */
.research-section { padding: 88px 0; background: white; }
.research-meta-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  margin: 48px 0;
}
.research-meta-card {
  background: linear-gradient(135deg, var(--bg-soft), white);
  border: 1px solid var(--border); border-radius: var(--r-md);
  padding: 32px 24px; text-align: center; transition: all .25s;
}
.research-meta-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: var(--primary); }
.research-meta-num {
  font-size: 56px; font-weight: 900; color: var(--primary);
  font-family: 'Inter', sans-serif; line-height: 1;
  margin-bottom: 8px;
}
.research-meta-unit { font-size: 24px; color: var(--accent); margin-left: 2px; }
.research-meta-label {
  font-size: 14px; font-weight: 700; color: var(--text);
  margin-bottom: 12px;
}
.research-meta-desc {
  font-size: 12px; color: var(--text-2); line-height: 1.5;
}
.research-conclusion {
  margin-top: 48px; padding: 40px;
  background: linear-gradient(135deg, var(--primary), #2A47C4);
  color: white; border-radius: var(--r-lg);
  text-align: center; position: relative;
}
.research-conclusion-text { font-size: 22px; font-weight: 600; line-height: 1.6; margin: 16px 0; }
.research-conclusion-text strong { color: #FFC4A8; }
.research-conclusion-source { font-size: 13px; opacity: 0.7; }
@media (max-width: 1024px) {
  .research-meta-grid { grid-template-columns: 1fr; }
}

/* 4 大问题 */
.four-problems {
  padding: 88px 0;
  /* 枕头渐变：上下边缘白→灰柔化，消除与相邻白区的硬直线边 */
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-soft) 6%, var(--bg-soft) 94%, #ffffff 100%);
}
.four-problems-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px; }
.problem-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 32px 28px;
  transition: all .25s; position: relative;
}
.problem-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: var(--primary); }
.problem-icon {
  font-size: 28px; margin-bottom: 16px;
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--bg-soft), #E0EAFF);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
}
.problem-card h3 { font-size: 24px; font-weight: 800; color: var(--text); margin-bottom: 12px; }
.problem-card p { font-size: 14px; color: var(--text-2); line-height: 1.7; margin-bottom: 16px; }
.problem-card p strong { color: var(--warm); }
.problem-tag {
  display: inline-block; padding: 4px 12px;
  background: var(--warm-light); color: var(--warm);
  font-size: 12px; font-weight: 700; border-radius: 12px;
}
@media (max-width: 1024px) { .four-problems-grid { grid-template-columns: 1fr; } }

/* Home 方法论 brief */
.home-methodology-brief { padding: 88px 0; background: white; }
.brief-formula {
  display: flex; align-items: center; justify-content: center;
  gap: 24px; flex-wrap: wrap; margin: 48px 0;
}
.brief-formula-item {
  text-align: center; padding: 32px 24px;
  background: var(--bg-soft); border-radius: var(--r-md);
  min-width: 200px; transition: all .25s;
}
.brief-formula-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.brief-formula-letter {
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px; border-radius: 50%;
  color: white; font-size: 28px; font-weight: 900;
  font-family: 'Inter', sans-serif; margin-bottom: 12px;
}
.brief-formula-name { font-size: 22px; font-weight: 800; color: var(--text); margin-bottom: 8px; }
.brief-formula-desc { font-size: 13px; color: var(--text-2); line-height: 1.5; }
.brief-formula-plus { font-size: 36px; color: var(--text-3); font-weight: 300; }

/* Home 服务 brief */
.home-services-brief {
  padding: 88px 0;
  /* 枕头渐变：与上方白区柔和衔接 */
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-soft) 6%, var(--bg-soft) 94%, #ffffff 100%);
}
.brief-services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  margin-top: 48px;
}
.brief-service-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 28px 24px;
  position: relative; transition: all .25s;
}
.brief-service-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.brief-service-step {
  position: absolute; top: -16px; left: 24px;
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white; display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 16px; font-family: 'Inter', sans-serif;
}
.brief-service-card:nth-child(even) .brief-service-step { background: linear-gradient(135deg, var(--warm), #FFA07A); }
.brief-service-card h4 { font-size: 17px; font-weight: 700; color: var(--text); margin: 8px 0 8px; }
.brief-service-card p { font-size: 13px; color: var(--text-2); line-height: 1.5; }
@media (max-width: 1024px) { .brief-services-grid { grid-template-columns: 1fr; } }

/* Home CTA */
.home-cta { padding: 88px 0; background: white; }

/* Home 底部预约表单 */
.home-contact {
  padding: 88px 0; background: var(--bg-soft);
  background-image: linear-gradient(white, var(--bg-soft) 6%, var(--bg-soft) 94%, white);
}
.home-contact-inner {
  max-width: 1080px; margin: 0 auto;
  display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items: center;
}
.home-contact-aside { max-width: 420px; }
.home-contact-aside h2 { font-size: 38px; font-weight: 800; line-height: 1.25; margin: 16px 0 18px; }
.home-contact-aside p { font-size: 16px; color: var(--text-2); line-height: 1.75; }
.home-contact-ways {
  display: flex; flex-direction: column; gap: 10px;
  margin-top: 32px; font-size: 15px; color: var(--text-2);
}
.home-contact-ways span { display: inline-flex; align-items: center; gap: 8px; }
.home-contact-main { width: 100%; }
.home-contact-formwrap {
  background: #fff; border-radius: var(--r-lg); padding: 40px;
  box-shadow: 0 20px 50px rgba(13,27,61,.08);
}
@media (max-width: 860px) {
  .home-contact-inner { grid-template-columns: 1fr; gap: 32px; }
  .home-contact-aside { max-width: 100%; }
  .home-contact-aside h2 { font-size: 30px; }
  .home-contact-ways { flex-direction: row; flex-wrap: wrap; gap: 8px 18px; }
}
@media (max-width: 640px) {
  .home-contact-formwrap { padding: 24px; }
}
.home-cta-card {
  background: linear-gradient(135deg, #0D1B3D 0%, var(--primary) 100%);
  color: white; padding: 64px 48px; border-radius: var(--r-lg);
  text-align: center; position: relative; overflow: hidden;
}
.home-cta-card h2 { font-size: 42px; font-weight: 800; line-height: 1.2; margin-bottom: 16px; position: relative; }
.home-cta-card p { font-size: 17px; opacity: 0.9; margin-bottom: 32px; line-height: 1.6; position: relative; }
.home-cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 24px; position: relative; }
.home-cta-contact { font-size: 14px; opacity: 0.85; display: flex; gap: 16px; justify-content: center; position: relative; }

/* 服务方案页 */
.services-page-hero {
  padding: 80px 0 56px; text-align: center;
  background: linear-gradient(135deg, var(--bg-soft), white);
}
.services-page-hero h1 { font-size: 48px; font-weight: 800; margin-bottom: 16px; }
.services-page-hero .section-subtitle { font-size: 18px; color: var(--text-2); max-width: 720px; margin: 0 auto; }
.services-overview-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px;
  max-width: 1100px; margin: 0 auto;
}
.service-overview-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 40px 36px;
  transition: all .25s; cursor: pointer;
  display: flex; flex-direction: column; gap: 16px;
  position: relative; overflow: hidden;
}
.service-overview-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}
.service-overview-card:nth-child(2)::before {
  background: linear-gradient(90deg, var(--warm), #FFA07A);
}
.service-overview-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.service-overview-icon {
  width: 64px; height: 64px; border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 32px;
}
.service-overview-card:nth-child(2) .service-overview-icon { background: linear-gradient(135deg, var(--warm), #FFA07A); }
.service-overview-card h3 { font-size: 24px; font-weight: 800; color: var(--text); }
.service-overview-card > p { font-size: 15px; color: var(--text-2); line-height: 1.7; }
.service-overview-card ul { list-style: none; margin: 8px 0; }
.service-overview-card li { font-size: 14px; color: var(--text-2); padding: 6px 0; padding-left: 20px; position: relative; }
.service-overview-card li::before { content: '✓'; position: absolute; left: 0; color: var(--primary); font-weight: 700; }
.service-overview-card:nth-child(2) li::before { color: var(--warm); }
.service-overview-card .btn { margin-top: auto; }
@media (max-width: 1024px) { .services-overview-grid { grid-template-columns: 1fr; } }

/* 服务子页 */
.service-subpage-hero {
  padding: 80px 0 56px; text-align: center;
  background: linear-gradient(135deg, var(--bg-soft), white);
}
.service-subpage-hero h1 { font-size: 48px; font-weight: 800; margin-bottom: 16px; }
.service-subpage-hero .section-subtitle { font-size: 18px; color: var(--text-2); max-width: 720px; margin: 0 auto; }
.service-content-section { padding: 80px 0; background: white; }
.service-content-section.bg-soft { background: var(--bg-soft); }
.service-content-section h2 { font-size: 32px; font-weight: 800; color: var(--text); margin-bottom: 24px; }
.service-painpoints-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 32px; }
.painpoint-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 28px 24px;
  border-left: 4px solid var(--warm);
}
.painpoint-card h3 { font-size: 18px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.painpoint-card p { font-size: 14px; color: var(--text-2); line-height: 1.6; }
.service-steps-list { margin-top: 32px; }
.service-step-item {
  display: flex; gap: 20px; padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.service-step-item:last-child { border-bottom: none; }
.service-step-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white; display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 18px; flex-shrink: 0;
  font-family: 'Inter', sans-serif;
}
.service-step-content h3 { font-size: 18px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.service-step-content p { font-size: 14px; color: var(--text-2); line-height: 1.6; }
@media (max-width: 1024px) { .service-painpoints-grid { grid-template-columns: 1fr; } }

/* 关于我们 - 时间轴 */
.about-timeline-section { padding: 96px 0; background: var(--bg-soft); }
.about-timeline {
  position: relative; max-width: 960px; margin: 56px auto 0; padding: 8px 0;
}
.about-timeline::before {
  content: ''; position: absolute; left: 50%; top: 0; bottom: 0;
  width: 2px; background: #e6ebf3; transform: translateX(-50%);
}
.about-timeline-progress {
  position: absolute; left: 50%; top: 0; width: 2px; height: 0;
  background: linear-gradient(180deg, var(--primary), var(--warm));
  transform: translateX(-50%); z-index: 1;
}
.about-timeline-item {
  position: relative; width: 50%; box-sizing: border-box;
  padding: 0 44px; margin-bottom: 38px;
  opacity: 0; transition: opacity .7s ease, transform .7s ease;
}
.about-timeline-item.left { left: 0; transform: translateX(-40px); }
.about-timeline-item.right { left: 50%; transform: translateX(40px); }
.about-timeline-item.in-view { opacity: 1; transform: none; }
.about-timeline-item:nth-child(1).in-view { transition-delay: 0s; }
.about-timeline-item:nth-child(2).in-view { transition-delay: .1s; }
.about-timeline-item:nth-child(3).in-view { transition-delay: .2s; }
.about-timeline-item:nth-child(4).in-view { transition-delay: .3s; }
.about-timeline-item:nth-child(5).in-view { transition-delay: .4s; }
.about-timeline-item:nth-child(6).in-view { transition-delay: .5s; }
.about-timeline-dot {
  position: absolute; top: 14px; width: 18px; height: 18px; border-radius: 50%;
  background: #fff; border: 4px solid var(--primary);
  box-shadow: 0 0 0 4px rgba(37,99,235,.12); z-index: 2;
}
.about-timeline-item.left .about-timeline-dot { right: -9px; }
.about-timeline-item.right .about-timeline-dot { left: -9px; }
.about-timeline-card {
  background: #fff; border-radius: var(--r-md); padding: 22px 26px;
  box-shadow: var(--shadow-card); border: 1px solid #eef2f8;
  display: inline-block; text-align: left; width: 100%;
  transition: box-shadow .3s, transform .3s;
}
.about-timeline-card:hover { box-shadow: 0 18px 40px rgba(20,40,80,.12); transform: translateY(-3px); }
.about-timeline-year {
  display: inline-block; font-family: 'Inter', sans-serif; font-weight: 800; font-size: 15px;
  color: #fff; background: linear-gradient(135deg, var(--primary), var(--warm));
  padding: 3px 12px; border-radius: 20px; margin-bottom: 10px;
}
.about-timeline-card h3 { font-size: 18px; font-weight: 700; margin: 0 0 8px; color: var(--text); }
.about-timeline-card p { font-size: 14px; color: var(--text-2); line-height: 1.85; margin: 0; }
.about-timeline-item.highlight .about-timeline-dot { border-color: var(--warm); background: var(--warm); }
.about-timeline-item.highlight .about-timeline-card { border-color: var(--warm); box-shadow: 0 12px 30px rgba(245,158,11,.18); }
@media (max-width: 768px) {
  .about-timeline::before, .about-timeline-progress { left: 20px; }
  .about-timeline-item { width: 100%; left: 0 !important; padding: 0 0 0 52px; transform: none !important; }
  .about-timeline-dot { left: 11px !important; right: auto !important; }
}



/* 关于我们 - 4 大能力 */
/* 关于我们 - 6 大核心信息服务体系 */
.about-services-section { padding: 96px 0; background: white; }
.about-services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px;
}
.about-service-card {
  background: #fff; border: 1px solid rgba(13,27,61,0.08); border-radius: var(--r-lg);
  padding: 32px 28px; transition: transform .3s, box-shadow .3s, border-color .3s;
}
.about-service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 44px rgba(13,27,61,.08);
  border-color: rgba(21,45,141,0.18);
}
.about-service-no {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 8px; margin-bottom: 16px;
  background: rgba(46,91,255,0.1); color: var(--primary);
  font-size: 13px; font-weight: 800; font-family: "Inter", sans-serif;
}
.about-service-card h3 { font-size: 18px; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.about-service-card p { font-size: 14px; color: var(--text-2); line-height: 1.7; }
.about-services-stats {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: flex-start;
  gap: 40px 56px; margin-top: 64px; padding-top: 40px;
  border-top: 1px solid rgba(13,27,61,0.08);
}
.about-services-stat { text-align: center; }
.about-services-stat-num {
  font-size: 42px; font-weight: 900; line-height: 1.1; letter-spacing: -1px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.about-services-stat-num span { font-size: 22px; font-weight: 800; }
.about-services-stat-num-small { font-size: 32px; }
.about-services-stat-label { font-size: 14px; color: var(--text-2); margin-top: 6px; }
@media (max-width: 1024px) {
  .about-services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .about-services-grid { grid-template-columns: 1fr; }
  .about-services-stats { gap: 28px 40px; }
  .about-services-stat-num { font-size: 34px; }
  .about-services-section .section-title { font-size: 28px; }
}

.about-why-section { padding: 96px 0; background: white; }
.about-why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; margin-top: 56px; }
.about-why-card {
  position: relative; background: var(--bg-soft); border-radius: var(--r-lg);
  padding: 40px 36px 34px; transition: transform .3s, box-shadow .3s;
  border: 1px solid rgba(13,27,61,0.06); overflow: hidden;
}
.about-why-card::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: linear-gradient(180deg, var(--primary), var(--warm));
}
.about-why-card:nth-child(even)::before { background: linear-gradient(180deg, var(--warm), var(--primary)); }
.about-why-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); background: white; }
.about-why-no {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 10px; margin-bottom: 14px;
  background: rgba(46,91,255,0.1); color: var(--primary);
  font-size: 14px; font-weight: 800; font-family: "Inter", sans-serif;
}
.about-why-card:nth-child(even) .about-why-no { background: rgba(255,107,53,0.12); color: var(--warm); }
.about-why-num {
  font-size: 52px; font-weight: 900; line-height: 1; letter-spacing: -1px;
  background: linear-gradient(135deg, var(--primary), var(--warm));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  margin-bottom: 14px;
}
.about-why-num .plus { font-size: 30px; }
.about-why-card h3 { font-size: 20px; font-weight: 700; color: var(--text); margin-bottom: 12px; }
.about-why-card p { font-size: 14.5px; color: var(--text-2); line-height: 1.8; }
@media (max-width: 1024px) { .about-why-grid { grid-template-columns: 1fr; } }

/* 干货内容 - 子分类 */
.subcategory-section { padding: 64px 0; }
.subcategory-section + .subcategory-section { padding-top: 0; }
.subcategory-header {
  display: flex; align-items: center; gap: 20px;
  margin-bottom: 32px; padding-bottom: 20px;
  border-bottom: 2px solid var(--border);
}
.subcategory-icon {
  width: 64px; height: 64px; border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 32px; flex-shrink: 0;
}
.subcategory-section:nth-child(3) .subcategory-icon { background: linear-gradient(135deg, var(--warm), #FFA07A); }
.subcategory-section:nth-child(5) .subcategory-icon { background: linear-gradient(135deg, #1A237E, #303F9F); }
.subcategory-header > div:nth-child(2) { flex: 1; }
.subcategory-header h2 { font-size: 28px; font-weight: 800; color: var(--text); margin-bottom: 4px; }
.subcategory-header p { font-size: 14px; color: var(--text-3); }
.subcategory-link {
  padding: 10px 20px; background: var(--bg-soft);
  border-radius: var(--r-sm); color: var(--primary);
  font-size: 14px; font-weight: 600; white-space: nowrap;
}
.subcategory-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
@media (max-width: 1024px) {
  .subcategory-grid { grid-template-columns: repeat(2, 1fr); }
  .subcategory-header { flex-wrap: wrap; }
}
@media (max-width: 640px) {
  .subcategory-grid { grid-template-columns: 1fr; }
}

/* 方法论页 - 增强专业感 */
.meth-hero-stats-enhanced { display: flex; justify-content: center; gap: 64px; flex-wrap: wrap; padding-top: 36px; border-top: 1px solid rgba(255,255,255,0.15); }
.meth-hero-stat-num { font-size: 42px; font-weight: 900; color: white; font-family: 'Inter', sans-serif; line-height: 1; }
.meth-hero-stat-num .unit { font-size: 20px; color: #FFC4A8; margin-left: 2px; }
.meth-hero-stat-label { font-size: 13px; color: rgba(255,255,255,0.75); margin-top: 10px; }

/* V8 首页精修 CSS */

/* Hero 3 块副标题 */
.hero-subtitle-blocks {
  display: flex; gap: 16px; justify-content: center;
  margin-bottom: 40px; flex-wrap: wrap;
}
.hero-subtitle-block {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-left: 3px solid var(--accent);
  padding: 16px 20px; border-radius: 0 var(--r-sm) var(--r-sm) 0;
  max-width: 320px; text-align: left; flex: 1; min-width: 240px;
}
.hero-subtitle-num {
  display: inline-block; font-size: 11px; font-weight: 800;
  color: var(--accent); letter-spacing: 1px;
  margin-bottom: 6px; font-family: 'Inter', sans-serif;
}
.hero-subtitle-block p {
  font-size: 14px; line-height: 1.6; color: rgba(255,255,255,0.92);
  margin: 0;
}
.hero-subtitle-block p strong { color: #7FDBFF; font-weight: 700; }

/* 调研 - 大数字 + 方法论 inline */
.research-big-stat {
  text-align: center; margin: 48px 0 40px;
  padding: 48px 24px;
  background: linear-gradient(135deg, #F0F4FF, #E8EEFF);
  border-radius: var(--r-lg);
  position: relative; overflow: hidden;
}
.research-big-stat::before {
  content: ''; position: absolute; top: -100px; right: -100px;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(21,45,141,0.08), transparent);
}
.research-big-num {
  font-size: 96px; font-weight: 900; color: var(--primary);
  font-family: 'Inter', sans-serif; line-height: 1;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}
.research-big-num .unit { font-size: 48px; color: var(--accent); }
.research-big-label {
  font-size: 18px; font-weight: 600; color: var(--text);
  margin-top: 16px; position: relative; line-height: 1.5;
  max-width: 720px; margin-left: auto; margin-right: auto;
}
.research-methodology {
  background: white; border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 24px 28px;
  margin: 32px auto 0; max-width: 880px;
}
.research-methodology-header {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 16px; padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.research-methodology-tag {
  display: inline-block; padding: 4px 12px;
  background: var(--bg-soft); color: var(--primary);
  font-size: 12px; font-weight: 700; border-radius: 12px;
}
.research-methodology-title { font-size: 14px; font-weight: 700; color: var(--text); }
.research-methodology-text {
  font-size: 13px; color: var(--text-2); line-height: 1.8;
  margin: 0;
}
.research-methodology-text strong { color: var(--text); font-weight: 700; }
.research-methodology-divider {
  display: inline-block; width: 4px; height: 4px;
  background: var(--text-3); border-radius: 50%;
  vertical-align: middle; margin: 0 8px;
}

/* 方法论 diagram (十字布局) */
.home-methodology-diagram {
  position: relative;
  max-width: 800px; height: 480px;
  margin: 48px auto 0;
}
.diagram-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 160px; height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  z-index: 2;
  box-shadow: 0 12px 32px rgba(21, 45, 141, 0.3);
}
.diagram-core {
  font-size: 22px; font-weight: 800; letter-spacing: 1px;
}
.diagram-core-sub {
  font-size: 11px; opacity: 0.9; margin-top: 4px;
  letter-spacing: 1px;
}
.diagram-dim {
  position: absolute;
  width: 180px; padding: 18px 14px;
  background: white;
  border: 2px solid var(--primary);
  border-radius: var(--r-md);
  text-align: center;
  z-index: 1;
  box-shadow: var(--shadow-card);
  transition: all .25s;
}
.diagram-dim:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-hover);
  border-color: var(--warm);
}
.diagram-dim:nth-child(even) { border-color: var(--warm); }
.diagram-dim-num {
  display: inline-block; width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--primary); color: white;
  font-weight: 800; font-size: 14px;
  line-height: 28px; margin-bottom: 8px;
  font-family: 'Inter', sans-serif;
}
.diagram-dim:nth-child(even) .diagram-dim-num { background: var(--warm); }
.diagram-dim-name {
  font-size: 15px; font-weight: 700;
  color: var(--text); margin-bottom: 4px;
}
.diagram-dim-model {
  font-size: 11px; color: var(--text-3);
  font-family: 'Inter', monospace;
  margin-bottom: 4px;
}
.diagram-dim-desc {
  font-size: 11px; color: var(--text-2);
}
.diagram-dim-1 { top: 0; left: 50%; transform: translateX(-50%); }
.diagram-dim-2 { top: 50%; right: 0; transform: translateY(-50%); }
.diagram-dim-3 { bottom: 0; left: 50%; transform: translateX(-50%); }
.diagram-dim-4 { top: 50%; left: 0; transform: translateY(-50%); }
@media (max-width: 768px) {
  .home-methodology-diagram { height: auto; padding: 0 16px; }
  .diagram-dim { position: static; width: 100%; margin-bottom: 16px; transform: none !important; }
  .diagram-center { position: relative; top: auto; left: auto; transform: none; margin: 24px auto; }
}

/* 4 步交付流程 - 已废弃，参考 .ppt-steps */
.services-flowchart {
  position: relative;
  max-width: 640px; height: 560px;
  margin: 48px auto 0;
}
.flow-svg {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
}
.flow-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 180px; height: 180px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #2A47C4);
  color: white;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  z-index: 3;
  box-shadow: 0 12px 32px rgba(21, 45, 141, 0.35);
}
.flow-center-icon {
  font-size: 40px; line-height: 1; margin-bottom: 4px;
}
.flow-center-title {
  font-size: 20px; font-weight: 800; margin-bottom: 4px;
}
.flow-center-sub {
  font-size: 11px; opacity: 0.85; letter-spacing: 0.5px;
}
.flow-node {
  position: absolute;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: white;
  border: 2px solid var(--primary);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  padding: 10px;
  z-index: 2;
  box-shadow: var(--shadow-card);
  transition: all .25s;
  cursor: pointer;
}
.flow-node:hover {
  transform: scale(1.08);
  box-shadow: var(--shadow-hover);
  border-color: var(--warm);
  z-index: 4;
}
.flow-node:nth-child(even) { border-color: var(--warm); }
.flow-node-num {
  font-size: 18px; font-weight: 800;
  color: var(--primary);
  font-family: 'Inter', sans-serif;
  margin-bottom: 4px;
}
.flow-node:nth-child(even) .flow-node-num { color: var(--warm); }
.flow-node-name {
  font-size: 11px; font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}
.flow-node-1 { top: 0; left: 50%; transform: translateX(-50%); }
.flow-node-2 { top: 22%; right: 0; }
.flow-node-3 { bottom: 22%; right: 0; }
.flow-node-4 { bottom: 0; left: 50%; transform: translateX(-50%); }


/* ========== PPT Slide 8 复刻版方法论图 ========== */
.ppt-methodology {
  position: relative;
  max-width: 1080px;
  margin: 56px auto 0;
  padding: 64px 24px;
  background: #F7F9FF;
  border-radius: var(--r-lg);
  overflow: hidden;
}
.ppt-canvas {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-width: 960px;
  margin: 0 auto;
}
.ppt-arrows {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 4;
}
.ppt-dim {
  position: absolute;
  width: 23%;
  background: white;
  border-radius: var(--r-md);
  padding: 14px 16px;
  box-shadow: 0 6px 18px rgba(21, 45, 141, 0.08);
  border: 1px solid rgba(46, 91, 255, 0.1);
}
.ppt-dim-1 { top: 18%; left: 4%; border-top: 4px solid #2E5BFF; }
.ppt-dim-1::after {
  content: ''; position: absolute; right: 0; bottom: 0; top: 0; width: 40%;
  background: linear-gradient(to right, transparent, rgba(46, 91, 255, 0.06));
  pointer-events: none; border-radius: 0 var(--r-md) var(--r-md) 0;
}
.ppt-dim-2 { top: 18%; right: 4%; border-top: 4px solid #FF6B35; }
.ppt-dim-2::after {
  content: ''; position: absolute; left: 0; bottom: 0; top: 0; width: 40%;
  background: linear-gradient(to left, transparent, rgba(255, 107, 53, 0.06));
  pointer-events: none; border-radius: var(--r-md) 0 0 var(--r-md);
}
.ppt-dim-3 { top: 64%; left: 4%; border-top: 4px solid #2E5BFF; }
.ppt-dim-3::after {
  content: ''; position: absolute; right: 0; bottom: 0; top: 0; width: 40%;
  background: linear-gradient(to right, transparent, rgba(46, 91, 255, 0.06));
  pointer-events: none; border-radius: 0 var(--r-md) var(--r-md) 0;
}
.ppt-dim-4 { top: 64%; right: 4%; border-top: 4px solid #D4561F; }
.ppt-dim-4::after {
  content: ''; position: absolute; left: 0; bottom: 0; top: 0; width: 40%;
  background: linear-gradient(to left, transparent, rgba(212, 86, 31, 0.06));
  pointer-events: none; border-radius: var(--r-md) 0 0 var(--r-md);
}
.ppt-dim-num {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.ppt-dim-1 .ppt-dim-num, .ppt-dim-3 .ppt-dim-num { color: #2E5BFF; }
.ppt-dim-2 .ppt-dim-num { color: #FF6B35; }
.ppt-dim-4 .ppt-dim-num { color: #D4561F; }
.ppt-dim-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 2px;
  line-height: 1.2;
}
.ppt-dim-model {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-2);
  margin-bottom: 4px;
}
.ppt-dim-tagline {
  font-size: 11px;
  color: var(--text-2);
  line-height: 1.5;
  margin-bottom: 8px;
}
.ppt-dim-tagline b { color: var(--text); font-weight: 700; }
.ppt-dim-theory {
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 0.3px;
  border-top: 1px dashed rgba(0,0,0,0.08);
  padding-top: 6px;
}
.ppt-core {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 180px; height: 180px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FF6B35 0%, #FF6B35 18%, #2E5BFF 22%, #2E5BFF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 0 0 8px rgba(46, 91, 255, 0.08),
    0 0 0 20px rgba(46, 91, 255, 0.04),
    0 12px 32px rgba(255, 107, 53, 0.25),
    0 8px 24px rgba(46, 91, 255, 0.2);
  z-index: 5;
}
.ppt-core-inner {
  width: 78%; height: 78%;
  border-radius: 50%;
  background: #152D8D;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  text-align: center;
  padding: 8px;
  border: 2px solid rgba(255,255,255,0.15);
}
.ppt-core-title {
  font-family: 'Inter', sans-serif;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 2px;
  line-height: 1;
  margin-bottom: 4px;
}
.ppt-core-cn {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 6px;
}
.ppt-core-en {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  opacity: 0.85;
  line-height: 1.3;
  margin-bottom: 4px;
}
.ppt-core-star {
  font-size: 18px;
  color: #FF6B35;
  line-height: 1;
}
.ppt-bottom {
  text-align: center;
  margin-top: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.ppt-bottom-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-2);
  padding: 6px 14px;
  background: white;
  border: 1px solid rgba(46, 91, 255, 0.2);
  border-radius: 20px;
}
.ppt-bottom-label .accent { color: var(--warm); }
@media (max-width: 768px) {
  .ppt-canvas { aspect-ratio: auto; }
  .ppt-dim { position: static; width: 100%; margin-bottom: 12px; }
  .ppt-core { position: relative; top: auto; left: auto; transform: none; margin: 16px auto; }
}

/* ========== PPT Slide 16 复刻版 4 步交付流程 ========== */
.ppt-steps {
  display: grid;
  grid-template-columns: 1fr 28px 1fr 28px 1fr 28px 1fr;
  align-items: stretch;
  gap: 0;
  max-width: 1100px;
  margin: 48px auto 0;
}
.ppt-step {
  background: white;
  border-radius: var(--r-md);
  padding: 24px 20px 20px;
  border-top: 4px solid #2E5BFF;
  box-shadow: 0 4px 16px rgba(21, 45, 141, 0.06);
  display: flex;
  flex-direction: column;
  min-height: 280px;
}
.ppt-step-num {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 800;
  color: #2E5BFF;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.ppt-step-en {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-3);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.ppt-step-cn {
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 10px;
}
.ppt-step-desc {
  font-size: 12.5px;
  color: var(--text-2);
  line-height: 1.65;
  margin-bottom: 12px;
  flex: 1;
}
.ppt-step-output {
  font-size: 11px;
  color: var(--text-3);
  background: var(--bg-soft);
  padding: 8px 10px;
  border-radius: var(--r-sm);
  border-left: 3px solid #2E5BFF;
}
.ppt-step-output b {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  color: #2E5BFF;
  letter-spacing: 1px;
  display: block;
  margin-bottom: 2px;
}
.ppt-step-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #2E5BFF;
  font-size: 22px;
  font-weight: 700;
}
@media (max-width: 900px) {
  .ppt-steps {
    grid-template-columns: 1fr;
  }
  .ppt-step-arrow { transform: rotate(90deg); padding: 8px 0; }
}

/* ========== 方法论页 4 步网格（保持原有 six-step 样式，仅替换内容） ========== */
.ppt-step-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 48px 0 0;
}
@media (max-width: 900px) { .ppt-step-grid-4 { grid-template-columns: 1fr; } }
@media (max-width: 768px) {
  .services-flowchart { height: auto; padding: 0 16px; }
  .flow-node { position: static; width: 100%; height: 80px; border-radius: var(--r-md); flex-direction: row; gap: 16px; margin-bottom: 12px; transform: none; }
  .flow-node-num { margin-bottom: 0; }
  .flow-center { position: relative; top: auto; left: auto; transform: none; margin: 24px auto; }
  .flow-svg { display: none; }
}

/* CTA 全宽 */
.home-cta-full {
  width: 100%;
}
.home-cta-card {
  width: 100%;
  background: linear-gradient(135deg, #0D1B3D 0%, var(--primary) 50%, #2A47C4 100%);
  color: white; padding: 80px 48px;
  text-align: center; position: relative; overflow: hidden;
}
.home-cta-card::before {
  content: ''; position: absolute; top: -200px; left: -100px;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,174,255,0.2), transparent);
  pointer-events: none;
}
.home-cta-card::after {
  content: ''; position: absolute; bottom: -200px; right: -100px;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,107,53,0.15), transparent);
  pointer-events: none;
}
.home-cta-card > * { position: relative; }
@media (max-width: 768px) {
  .home-cta-card { padding: 60px 24px; }
  .home-cta-buttons { flex-direction: column; }
  .home-cta-buttons .btn { width: 100%; }
  .home-cta-contact { flex-direction: column; gap: 8px; }
}

/* ========== Page 切换 ========== */
.page { display: none; }
.page.active { display: block; }

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .hero-inner, .dual-base-grid, .cases-grid, .trust-grid, .dontdo-grid, .contact-grid, .single-body-wrap {
    grid-template-columns: 1fr; gap: 32px;
  }
  .stats-grid, .about-stats { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .intent-layers { grid-template-columns: repeat(2, 1fr); }
  .gem-grid { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-main { display: none; }
  .single-sidebar { position: static; }
}
@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .hero h1, .about-hero h1 { font-size: 32px; }
  .section-title { font-size: 26px; }
  .stats-grid, .about-stats { grid-template-columns: 1fr; }
  .services-grid, .cat-grid, .intent-layers, .intent-4d, .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
}

/* 守卫：WordPress 前台 body 可能带 .page 类，避免被 .page{display:none} 隐藏整页（首页 body 类为 home，此处仅作保险） */
body.page { display: block !important; }

/* 预约表单提示 */
.booking-success, .booking-error { margin: 8px 0 0; padding: 12px 16px; border-radius: 8px; font-size: 14px; line-height: 1.6; }
.booking-success { background: #E6F7EE; color: #0A7A45; border: 1px solid #9FE3C0; }
.booking-error { background: #FDECEC; color: #C0392B; border: 1px solid #F5B7B1; }

/* ---------- v15 动态兜底：文章卡片封面底色 / 空状态 / 卡片锚点 ---------- */
.article-card-cover { background: linear-gradient(135deg, #283593, #3949AB); }
.case-card, .article-card { display: block; text-decoration: none; color: inherit; }
.geo-empty { padding: 40px; text-align: center; color: var(--text-2, #888); font-size: 16px; }
.single-page .single-content { background: #fff; border-radius: 16px; padding: 40px; box-shadow: 0 8px 30px rgba(0,0,0,.06); }
.single-page .single-content h1 { font-size: 32px; margin-bottom: 16px; }
.single-page .single-content p { line-height: 1.9; margin-bottom: 16px; }

/* ===== v16 新增：发展历程时间线进入动画 ===== */


/* ===== v16 新增：关于我们 服务矩阵 ===== */
.svc-matrix { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px; }
.svc-item { background: white; border-radius: var(--r-md); padding: 28px 30px; box-shadow: var(--shadow-card); border-top: 3px solid var(--primary); }
.svc-no { font-size: 14px; font-weight: 800; color: var(--primary); font-family: "Inter", sans-serif; margin-bottom: 8px; }
.svc-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.svc-item p { font-size: 14px; color: var(--text-2); line-height: 1.8; margin: 0; }

/* ===== v16 新增：营销服务 三大分类 ===== */
.mkt-cat { margin-bottom: 56px; }
.mkt-cat:last-child { margin-bottom: 0; }
.mkt-cat-head { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; }
.mkt-cat-icon { font-size: 30px; line-height: 1; }
.mkt-cat-head h2 { font-size: 24px; font-weight: 800; margin: 0; color: var(--text); }
.mkt-cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.mkt-svc { background: white; border-radius: var(--r-md); padding: 26px 28px; box-shadow: var(--shadow-card); border-left: 4px solid var(--warm); }
.mkt-svc h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.mkt-svc p { font-size: 13px; color: var(--text-2); line-height: 1.7; margin: 0; }

@media (max-width: 1024px) {
  .svc-matrix { grid-template-columns: 1fr; }
  .mkt-cat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .mkt-cat-grid { grid-template-columns: 1fr; }
}

/* ===== v17: 服务矩阵（原营销服务）===== */
.svc-cat { margin-bottom: 56px; }
.svc-cat:last-child { margin-bottom: 0; }
.svc-cat-head { display: flex; align-items: center; gap: 12px; margin-bottom: 22px; border-bottom: 2px solid #eef2f8; padding-bottom: 14px; }
.svc-cat-head h2 { font-size: 22px; font-weight: 800; margin: 0; color: var(--text); }
.svc-cat-icon { font-size: 26px; line-height: 1; }
.svc-cat-count { margin-left: auto; font-size: 13px; color: var(--text-3); background: #f1f5fb; padding: 4px 12px; border-radius: 20px; }
.svc-detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.svc-detail-card { background: #fff; border-radius: var(--r-md); padding: 26px 28px; box-shadow: var(--shadow-card); border: 1px solid #eef2f8; border-top: 4px solid var(--primary); display: flex; flex-direction: column; gap: 16px; transition: box-shadow .3s, transform .3s; }
.svc-detail-card:hover { box-shadow: 0 18px 40px rgba(20,40,80,.12); transform: translateY(-4px); }
.svc-detail-top { display: flex; align-items: center; gap: 14px; }
.svc-detail-no { font-family: 'Inter', sans-serif; font-weight: 800; font-size: 16px; color: #fff; background: linear-gradient(135deg, var(--primary), var(--warm)); width: 34px; height: 34px; border-radius: 10px; display: flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.svc-detail-titles { display: flex; flex-direction: column; }
.svc-detail-title { font-size: 17px; font-weight: 700; margin: 0; color: var(--text); }
.svc-detail-cat { font-size: 12px; color: var(--text-3); margin-top: 2px; }
.svc-detail-label { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .5px; color: var(--primary); margin-bottom: 6px; }
.svc-detail-block.svc-detail-solve { background: linear-gradient(135deg, rgba(245,158,11,.09), rgba(245,158,11,.04)); border-left: 3px solid var(--warm); padding: 12px 14px; border-radius: 0 10px 10px 0; }
.svc-detail-block.svc-detail-solve .svc-detail-label { color: var(--warm); }
.svc-detail-block p { font-size: 13.5px; color: var(--text-2); line-height: 1.8; margin: 0; }
@media (max-width: 900px) { .svc-detail-grid { grid-template-columns: 1fr; } }

/* ===== v19 新增：首页板块滚动入场动画（fade-up） ===== */
#page-home .reveal { opacity: 0; transform: translateY(32px); transition: opacity .7s cubic-bezier(.22,.61,.36,1), transform .7s cubic-bezier(.22,.61,.36,1); }
#page-home .reveal.in-view { opacity: 1; transform: none; }
#page-home .reveal:nth-child(2) { transition-delay: .06s; }
@media (prefers-reduced-motion: reduce) {
  #page-home .reveal { opacity: 1 !important; transform: none !important; transition: none; }
}