/* ==========================================================================
   极智电子报告系统 - 官网全局视觉样式表
   极简高级配色体系 (Modern Minimalist & Enterprise Trust UI)
   ========================================================================== */

:root {
  /* 品牌核心主色系 - 极简科技蓝与深空墨色 */
  --primary: #2563EB;
  --primary-hover: #1D4ED8;
  --primary-light: #EFF6FF;
  --primary-glow: rgba(37, 99, 235, 0.15);
  
  --secondary: #0F172A;
  --secondary-light: #1E293B;
  
  --accent-cyan: #06B6D4;
  --accent-emerald: #10B981;
  --accent-amber: #F59E0B;
  --accent-purple: #8B5CF6;

  /* 中性背景色与表面色 */
  --bg-main: #FFFFFF;
  --bg-subtle: #F8FAFC;
  --bg-alt: #F1F5F9;
  --bg-surface: #FFFFFF;
  --bg-surface-elevated: #FFFFFF;
  --bg-dark: #0B0F19;
  --bg-dark-card: #151D2C;

  /* 文字颜色层级 */
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-light: #94A3B8;
  --text-white: #FFFFFF;
  --text-white-muted: #94A3B8;

  /* 边框与分割线 */
  --border-light: #E2E8F0;
  --border-subtle: #F1F5F9;
  --border-dark: rgba(255, 255, 255, 0.1);
  --border-focus: #2563EB;

  /* 阴影体系 */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-hover: 0 20px 35px -10px rgba(37, 99, 235, 0.12), 0 1px 3px rgba(0,0,0,0.05);

  /* 容器与圆角 */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --max-width: 1240px;
  --header-height: 80px;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 基础重置 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-main);
  background-color: var(--bg-main);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

img, svg {
  vertical-align: middle;
  max-width: 100%;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* 布局辅助类 */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-subtle {
  background-color: var(--bg-subtle);
}

.section-dark {
  background-color: var(--bg-dark);
  color: var(--text-white);
}

/* 标题样式组 */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 64px auto;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background-color: var(--primary-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border: 1px solid rgba(37, 99, 235, 0.12);
}

.section-tag.tag-dark {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--accent-cyan);
  border-color: rgba(255, 255, 255, 0.15);
}

.section-title {
  font-size: 38px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--text-main);
  margin-bottom: 18px;
}

.section-dark .section-title {
  color: var(--text-white);
}

.section-desc {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.65;
}

.section-dark .section-desc {
  color: var(--text-white-muted);
}

/* 按钮规范 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--text-white);
  box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px 0 rgba(37, 99, 235, 0.45);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--text-main);
  border-color: var(--border-light);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
  border-color: #CBD5E1;
  color: var(--primary);
}

.btn-dark {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-white);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-dark:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 14px;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 15px 32px;
  font-size: 16px;
  border-radius: var(--radius-md);
}

/* ==========================================================================
   导航栏 Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.site-header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 19px;
  color: var(--secondary);
  letter-spacing: -0.01em;
}

.brand-logo-img {
  height: 48px;
  width: auto;
  max-width: 320px;
  object-fit: contain;
  display: block;
}

.logo-icon-svg {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, #2563EB 0%, #06B6D4 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
  flex-shrink: 0;
}

.brand-name {
  display: flex;
  flex-direction: column;
}

.brand-name-main {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--secondary);
}

.brand-name-sub {
  font-size: 10px;
  color: var(--text-light);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-phone-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-muted);
  padding: 6px 12px;
  background-color: var(--bg-subtle);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
}

.contact-phone-badge:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text-main);
  border-radius: 6px;
}

.mobile-toggle:hover {
  background-color: var(--bg-subtle);
}

/* 核心修复：移动端抽屉在桌面端必须彻底隐藏！ */
.mobile-drawer {
  display: none !important;
}


/* ==========================================================================
   首页 Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 60px 0 80px 0;
  overflow: hidden;
  background: radial-gradient(circle at 50% -10%, rgba(37, 99, 235, 0.08) 0%, rgba(6, 182, 212, 0.03) 40%, rgba(255, 255, 255, 0) 70%);
}

.hero-glow-orb {
  position: absolute;
  top: -160px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  max-width: 100vw;
  height: 460px;
  background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.15), rgba(6, 182, 212, 0.08), transparent 70%);
  filter: blur(60px);
  z-index: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 1240px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 18px;
  background-color: #FFFFFF;
  border: 1px solid rgba(37, 99, 235, 0.25);
  border-radius: var(--radius-full);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-muted);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.08);
  margin-bottom: 24px;
}

.hero-badge-pill {
  font-weight: 600;
  font-size: 11px;
  padding: 2px 8px;
  background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
  color: white;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
}

.hero-title {
  font-size: 54px;
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.03em;
  color: var(--secondary);
  margin-bottom: 22px;
}

.hero-title-highlight {
  background: linear-gradient(135deg, #1E293B 0%, #2563EB 55%, #06B6D4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 18.5px;
  line-height: 1.68;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.hero-guarantee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

/* 首屏战略量化信任条 */
.hero-trust-metrics {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 16px;
  padding: 14px 28px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin: 0 auto 36px auto;
  max-width: 1180px;
  flex-wrap: wrap;
}

.hero-trust-metric-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.hero-trust-metric-val {
  font-size: 17px;
  font-weight: 800;
  color: var(--secondary);
}

/* 首页首屏沉浸式主控台展示窗口 */
.hero-showcase-container {
  margin-top: 24px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 25px 60px -15px rgba(15, 23, 42, 0.22), 0 0 0 1px rgba(15, 23, 42, 0.08);
  background: #0F172A;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-normal);
  text-align: left;
}

.hero-showcase-container:hover {
  box-shadow: 0 30px 75px -10px rgba(37, 99, 235, 0.25), 0 0 0 1px rgba(37, 99, 235, 0.3);
}

.hero-showcase-header {
  background: #131B2E;
  padding: 12px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.hero-showcase-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-tab-btn {
  padding: 6px 16px;
  font-size: 12.5px;
  font-weight: 600;
  border-radius: 6px;
  background: transparent;
  color: #94A3B8;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.hero-tab-btn:hover {
  color: #FFFFFF;
}

.hero-tab-btn.is-active {
  background: rgba(37, 99, 235, 0.25);
  color: #60A5FA;
  border-color: rgba(37, 99, 235, 0.4);
}

.hero-tab-pane {
  display: none;
}

.hero-tab-pane.is-active {
  display: block;
}


.hero-guarantee-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-guarantee-item svg {
  color: var(--accent-emerald);
}

/* ==========================================================================
   交互式产品演示台 Live Interactive Demo Playground
   ========================================================================== */
.demo-stage-wrapper {
  margin-top: 48px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.12);
  overflow: hidden;
  position: relative;
}

.stage-mac-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background-color: #F8FAFC;
  border-bottom: 1px solid var(--border-light);
}

.mac-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.mac-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.mac-dot-red { background-color: #FF5F56; }
.mac-dot-yellow { background-color: #FFBD2E; }
.mac-dot-green { background-color: #27C93F; }

.stage-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.stage-badge-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--accent-emerald);
  background-color: #ECFDF5;
  padding: 3px 8px;
  border-radius: var(--radius-full);
}

.demo-stage-body {
  display: grid;
  grid-template-columns: 320px 1fr;
  min-height: 520px;
  background-color: #FAFAFA;
}

.demo-controls-panel {
  background-color: #FFFFFF;
  border-right: 1px solid var(--border-light);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.control-group-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-light);
  margin-bottom: 10px;
}

.template-selector-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.template-opt-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  background: #FFFFFF;
  cursor: pointer;
  text-align: left;
  transition: all var(--transition-fast);
}

.template-opt-btn:hover {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.template-opt-btn.is-active {
  border-color: var(--primary);
  background-color: var(--primary-light);
  box-shadow: 0 0 0 1px var(--primary);
}

.template-opt-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  display: block;
}

.template-opt-sub {
  font-size: 11.5px;
  color: var(--text-muted);
}

.variable-inputs-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.var-input-field {
  width: 100%;
  padding: 8px 12px;
  font-size: 13px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  background-color: #F8FAFC;
  outline: none;
  transition: border-color var(--transition-fast);
}

.var-input-field:focus {
  border-color: var(--primary);
  background-color: #FFFFFF;
}

.demo-preview-viewport {
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(#E2E8F0 1px, transparent 1px);
  background-size: 16px 16px;
  background-color: #F8FAFC;
}

/* 模拟拟真电子报告凭证 */
.simulated-report-paper {
  width: 100%;
  max-width: 540px;
  background: #FFFFFF;
  border-radius: var(--radius-sm);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(0, 0, 0, 0.04);
  padding: 36px 40px;
  position: relative;
  transition: all var(--transition-normal);
  user-select: none;
}

.paper-watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-30deg);
  font-size: 34px;
  font-weight: 800;
  color: rgba(37, 99, 235, 0.04);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: 4px;
}

.paper-header {
  border-bottom: 2px solid var(--secondary);
  padding-bottom: 16px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.paper-org {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-light);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.paper-report-title {
  font-size: 19px;
  font-weight: 800;
  color: var(--secondary);
  margin-top: 4px;
}

.paper-qr-box {
  width: 52px;
  height: 52px;
  background: #F1F5F9;
  border: 1px solid var(--border-light);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
}

.paper-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
  background: #F8FAFC;
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 12px;
}

.meta-row {
  display: flex;
  gap: 6px;
}

.meta-label {
  color: var(--text-light);
  white-space: nowrap;
}

.meta-val {
  font-weight: 600;
  color: var(--text-main);
}

.paper-data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin-bottom: 24px;
}

.paper-data-table th, .paper-data-table td {
  border: 1px solid #E2E8F0;
  padding: 8px 10px;
  text-align: left;
}

.paper-data-table th {
  background: #F8FAFC;
  font-weight: 600;
  color: var(--text-muted);
}

.paper-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: 1px dashed #CBD5E1;
  padding-top: 16px;
  position: relative;
}

.paper-security-note {
  font-size: 10.5px;
  color: var(--text-light);
  line-height: 1.4;
  max-width: 300px;
}

.ca-seal-badge {
  position: relative;
  width: 86px;
  height: 86px;
  border: 2px dashed #EF4444;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #EF4444;
  font-size: 9px;
  font-weight: 700;
  text-align: center;
  line-height: 1.2;
  transform: rotate(-12deg);
  opacity: 0.9;
  background: radial-gradient(circle, rgba(239, 68, 68, 0.05) 0%, transparent 70%);
}

.ca-seal-star {
  font-size: 14px;
  margin-bottom: 2px;
}

/* ==========================================================================
   核心价值数据指标 Bar
   ========================================================================== */
.stats-strip {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: 48px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.stat-card {
  text-align: center;
  position: relative;
}

.stat-card:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -16px;
  top: 15%;
  height: 70%;
  width: 1px;
  background: var(--border-light);
}

.stat-num {
  font-size: 42px;
  font-weight: 800;
  color: var(--secondary);
  line-height: 1;
  margin-bottom: 8px;
  font-feature-settings: "tnum";
}

.stat-num span {
  color: var(--primary);
  font-size: 26px;
  margin-left: 2px;
}

.stat-label {
  font-size: 14.5px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ==========================================================================
   功能矩阵 Bento Grid (产品功能模块)
   ========================================================================== */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.bento-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.bento-card:hover {
  transform: translateY(-4px);
  border-color: rgba(37, 99, 235, 0.3);
  box-shadow: var(--shadow-hover);
}

.bento-card.col-span-2 {
  grid-column: span 2;
}

.card-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 20px;
}

.icon-blue { background-color: #EFF6FF; color: #2563EB; }
.icon-cyan { background-color: #ECFEFF; color: #0891B2; }
.icon-emerald { background-color: #ECFDF5; color: #059669; }
.icon-purple { background-color: #F5F3FF; color: #7C3AED; }
.icon-amber { background-color: #FFFBEB; color: #D97706; }
.icon-rose { background-color: #FFF1F2; color: #E11D48; }

.bento-card-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 12px;
  line-height: 1.35;
}

.bento-card-desc {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.bento-feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.feature-pill {
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  color: var(--text-muted);
}

/* 视觉插图组件 (Card Inset) */
.card-inset-mockup {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-top: 18px;
  font-size: 12px;
}

/* ==========================================================================
   全生命周期流水线 (Process Workflow Pipeline)
   ========================================================================== */
.pipeline-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
  margin-top: 40px;
}

.pipeline-step-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  position: relative;
  transition: all var(--transition-fast);
}

.pipeline-step-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.step-number {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  display: block;
}

.step-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 8px;
}

.step-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   行业解决方案矩阵 (Solutions)
   ========================================================================== */
.solution-tabs-header {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.sol-tab-btn {
  padding: 10px 22px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  background: #FFFFFF;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sol-tab-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.sol-tab-btn.is-active {
  background: var(--secondary);
  color: var(--text-white);
  border-color: var(--secondary);
}

.solution-panel {
  display: none;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-md);
}

.solution-panel.is-active {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}

.sol-content h3 {
  font-size: 28px;
  font-weight: 800;
  color: var(--secondary);
  margin-bottom: 16px;
}

.sol-content p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}

.sol-highlights {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.sol-highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.sol-check-icon {
  width: 20px;
  height: 20px;
  background: #ECFDF5;
  color: #059669;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.sol-metric-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.metric-pill-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.metric-pill-val {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
}

/* ==========================================================================
   客户案例展示 (Case Studies)
   ========================================================================== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.case-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(37, 99, 235, 0.3);
}

.case-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 10px;
  border-radius: 4px;
  width: fit-content;
  margin-bottom: 16px;
}

.case-org-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 12px;
}

.case-summary {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
  flex-grow: 1;
}

.case-stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  border-top: 1px solid var(--border-light);
  padding-top: 20px;
  margin-top: auto;
}

.case-metric-item {
  display: flex;
  flex-direction: column;
}

.case-metric-num {
  font-size: 18px;
  font-weight: 800;
  color: var(--secondary);
}

.case-metric-label {
  font-size: 11.5px;
  color: var(--text-light);
}

/* ==========================================================================
   部署模式与信创合规 (Deployment & Compliance)
   ========================================================================== */
.deploy-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 40px;
}

.deploy-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px;
  position: relative;
  transition: all var(--transition-normal);
}

.deploy-card.featured {
  border-color: var(--primary);
  box-shadow: 0 10px 30px -10px rgba(37, 99, 235, 0.2);
}

.deploy-featured-tag {
  position: absolute;
  top: -12px;
  right: 32px;
  background: var(--primary);
  color: white;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.deploy-card-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 12px;
}

.deploy-card-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 28px;
}

.deploy-features-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.deploy-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  color: var(--text-main);
}

.compliance-badge-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 60px;
}

.compliance-badge-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  transition: all var(--transition-fast);
}

.compliance-badge-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.compliance-icon {
  font-size: 28px;
  margin-bottom: 12px;
  color: var(--accent-cyan);
}

.compliance-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 6px;
}

.compliance-desc {
  font-size: 12.5px;
  color: var(--text-white-muted);
}

/* ==========================================================================
   常见问答手风琴 (FAQ Accordion)
   ========================================================================== */
.faq-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item.is-open {
  border-color: rgba(37, 99, 235, 0.3);
  box-shadow: var(--shadow-sm);
}

.faq-header {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  font-weight: 600;
  font-size: 16.5px;
  color: var(--secondary);
}

.faq-icon-arrow {
  width: 20px;
  height: 20px;
  color: var(--text-light);
  transition: transform var(--transition-fast);
}

.faq-item.is-open .faq-icon-arrow {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-body {
  padding: 0 24px 24px 24px;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  display: none;
}

.faq-item.is-open .faq-body {
  display: block;
}

/* ==========================================================================
   底栏 CTA 呼吁行动 (Call To Action Banner)
   ========================================================================== */
.cta-section {
  padding: 80px 0 0 0;
  position: relative;
  background-color: var(--bg-main);
}

.cta-banner-wrapper {
  background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 64px 40px;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px -10px rgba(15, 23, 42, 0.3);
  margin-bottom: 50px;
}

.cta-banner-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 200px;
  background: radial-gradient(ellipse, rgba(37, 99, 235, 0.3), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.cta-title {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.cta-desc {
  font-size: 16.5px;
  color: #94A3B8;
  max-width: 620px;
  margin: 0 auto 32px auto;
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   页脚 Footer
   ========================================================================== */
.site-footer {
  background-color: #0B0F19;
  color: #94A3B8;
  padding-top: 72px;
  padding-bottom: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 0;
}

.footer-main-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text-white);
}

.footer-brand-logo-img {
  height: 44px;
  width: auto;
  max-width: 280px;
  object-fit: contain;
}

.footer-brand-desc {
  font-size: 13.5px;
  color: #64748B;
  line-height: 1.7;
  max-width: 320px;
}

.footer-heading {
  font-size: 14px;
  font-weight: 700;
  color: #F8FAFC;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link-item a {
  font-size: 13.5px;
  color: #94A3B8;
  transition: color var(--transition-fast);
}

.footer-link-item a:hover {
  color: #FFFFFF;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 13.5px;
  color: #94A3B8;
  line-height: 1.5;
}

.footer-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 28px;
  font-size: 12.5px;
  color: #64748B;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copyright a {
  color: #94A3B8;
}

.footer-copyright a:hover {
  color: white;
}


/* ==========================================================================
   预约试用与演示 Modal 模态弹窗
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: #FFFFFF;
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  position: relative;
  transform: translateY(20px);
  transition: transform var(--transition-normal);
}

.modal-overlay.is-open .modal-card {
  transform: translateY(0);
}

.modal-header {
  padding: 24px 28px;
  background: #F8FAFC;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--secondary);
}

.modal-close-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  color: var(--text-light);
  border-radius: 6px;
}

.modal-close-btn:hover {
  color: var(--text-main);
  background: #E2E8F0;
}

.modal-body {
  padding: 28px;
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  outline: none;
  transition: all var(--transition-fast);
  background: #FFFFFF;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
}

/* 微信弹窗卡片 */
.wechat-popover-card {
  text-align: center;
  padding: 20px;
}

.wechat-qr-box {
  width: 180px;
  height: 180px;
  margin: 0 auto 16px auto;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 10px;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   响应式断点适配
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title { font-size: 40px; }
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
  .bento-card.col-span-2 { grid-column: span 2; }
  .demo-stage-body { grid-template-columns: 1fr; }
  .demo-controls-panel { border-right: none; border-bottom: 1px solid var(--border-light); }
  .pipeline-track { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .solution-panel.is-active { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .compliance-badge-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-main-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .site-header {
    height: 64px;
  }
  .site-header .nav-menu {
    display: none;
  }
  .site-header .nav-actions .contact-phone-badge {
    display: none !important;
  }
  .site-header .nav-actions .btn-primary {
    display: none !important;
  }
  .brand-logo-img {
    height: 28px;
    max-width: 180px;
  }
  .mobile-toggle {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    padding: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
  }
  
  .section {
    padding: 50px 0;
  }
  .section-title {
    font-size: 26px;
  }
  .section-desc {
    font-size: 15px;
  }

  /* Hero Mobile */
  .hero-section {
    padding: 50px 0 40px 0;
  }
  .hero-badge {
    font-size: 11px;
    padding: 4px 10px;
    max-width: 100%;
    margin-bottom: 16px;
    line-height: 1.4;
  }
  .hero-title {
    font-size: 27px;
    line-height: 1.25;
    margin-bottom: 16px;
  }
  .hero-subtitle {
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 24px;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 10px;
    margin-bottom: 28px;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-guarantee {
    flex-direction: column;
    gap: 8px;
    align-items: center;
    text-align: center;
  }

  /* Playground Demo Mobile */
  .demo-stage-body {
    grid-template-columns: 1fr;
  }
  .demo-controls-panel {
    padding: 18px 14px;
  }
  .demo-preview-viewport {
    padding: 16px 8px;
  }
  .simulated-report-paper {
    padding: 20px 14px;
    max-width: 100%;
  }
  .paper-report-title {
    font-size: 16px;
  }
  .paper-meta-grid {
    grid-template-columns: 1fr;
    padding: 10px 12px;
  }
  .paper-data-table {
    font-size: 10.5px;
  }
  .paper-data-table th, .paper-data-table td {
    padding: 6px 4px;
  }
  .paper-security-note {
    font-size: 9.5px;
    max-width: 200px;
  }
  .ca-seal-badge {
    width: 68px;
    height: 68px;
    font-size: 7.5px;
  }

  /* Stats Bar Mobile */
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px 12px;
  }
  .stat-card:not(:last-child)::after {
    display: none;
  }
  .stat-num {
    font-size: 32px;
  }
  .stat-label {
    font-size: 12.5px;
  }

  /* Bento & Pipeline Mobile */
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .bento-card.col-span-2 {
    grid-column: span 1;
  }
  .pipeline-track {
    grid-template-columns: 1fr;
  }
  .solution-panel.is-active {
    grid-template-columns: 1fr;
    padding: 24px;
  }
  .cases-grid {
    grid-template-columns: 1fr;
  }
  .deploy-cards-grid {
    grid-template-columns: 1fr;
  }
  .compliance-badge-grid {
    grid-template-columns: 1fr;
  }

  /* CTA & Footer Mobile */
  .cta-section {
    padding: 40px 0 0 0;
  }
  .cta-banner-wrapper {
    padding: 36px 16px;
    margin-bottom: 40px;
    border-radius: var(--radius-lg);
    box-sizing: border-box;
  }
  .cta-title {
    font-size: 21px;
    line-height: 1.35;
    word-break: break-word;
    overflow-wrap: break-word;
    margin-bottom: 12px;
  }
  .cta-desc {
    font-size: 13.5px;
    line-height: 1.6;
    margin-bottom: 24px;
  }
  .cta-buttons {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
  .cta-buttons .btn {
    width: 100%;
  }

  .site-footer {
    padding-top: 50px;
    padding-bottom: 30px;
  }
  .footer-main-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-bottom: 36px;
  }
  .footer-bottom-bar {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }

  /* 移动端菜单抽屉 */
  .mobile-drawer {
    display: block !important;
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    height: calc(100vh - 64px);
    background: #FFFFFF;
    border-bottom: 1px solid var(--border-light);
    padding: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease;
    z-index: 999;
    overflow-y: auto;
  }
  .mobile-drawer.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .mobile-nav-link {
    font-size: 16px;
    font-weight: 600;
    color: var(--secondary);
    padding: 8px 0;
    border-bottom: 1px solid var(--border-subtle);
  }
}

/* ==========================================================================
   最新动态与更新日志专属组件 (News & Product Changelog)
   ========================================================================== */
.news-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.news-filter-btn {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  background: white;
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.news-filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.news-filter-btn.is-active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.news-featured-card {
  background: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 48px;
  transition: all var(--transition-normal);
}

.news-featured-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.changelog-timeline {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
  padding-left: 28px;
}

.changelog-timeline::before {
  content: '';
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 9px;
  width: 2px;
  background: #E2E8F0;
}

.changelog-item {
  position: relative;
  background: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.changelog-item:hover {
  border-color: #CBD5E1;
  box-shadow: var(--shadow-md);
}

.changelog-item::before {
  content: '';
  position: absolute;
  top: 26px;
  left: -24px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid white;
  box-shadow: 0 0 0 2px var(--primary);
}

@media (max-width: 900px) {
  .news-featured-card {
    grid-template-columns: 1fr;
    padding: 24px;
    gap: 24px;
  }
}