/* 三色花传媒 共享样式 */
.q1{
	margin-top:30px;
	overflow:hidden;
	text-align:center;
	border-bottom-width: 1px;
	border-bottom-style: solid;
	border-bottom-color: #D6D6D6; padding-bottom:20px;
}
.q1 p{ font-size:24px; font-weight:bolder;}
.q1 dl{ font-size:14px; color:#666; margin-top:20px;}
.q2{ overflow:hidden; margin-top:20px; font-size:16px; line-height:160%; text-align:justify;}
.q2 p{ margin-top:15px;}
.q2 img { display: block; margin-left: auto; margin-right: auto; }
:root {
  --primary: #165DFF;
  --primary-dark: #0E42C4;
  --primary-light: #E8F0FF;
  --red: #E03A3A;
  --red-light: #FDECEC;
  --gold: #D49B10;
  --gold-light: #FBF3DC;
  --purple: #6B46C1;
  --purple-light: #EDE7F6;
  --text-primary: #1D2129;
  --text-regular: #4E5969;
  --text-secondary: #86909C;
  --text-placeholder: #C9CDD4;
  --border: #E5E6EB;
  --border-light: #F2F3F5;
  --bg-page: #FFFFFF;
  --bg-gray: #F7F8FA;
  --bg-hover: #F2F3F5;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 24px rgba(22,93,255,0.10);
  --shadow-xl: 0 16px 40px rgba(22,93,255,0.14);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 24px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

/* Hero首屏品牌标识 */
.hero-brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding: 6px 16px 6px 6px;
  background: #fff;
  border-radius: 100px;
  box-shadow: var(--shadow-sm);
}
.hero-brand-mark img {
  width: 28px;
  height: 28px;
  display: block;
}
.hero-brand-mark span {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}
.hero-bg-logo {
  position: absolute;
  right: -120px;
  top: 50%;
  transform: translateY(-50%);
  width: 520px;
  height: 520px;
  background-image: url('https://aka.doubaocdn.com/s/OyyD7GlfTE');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.05;
  pointer-events: none;
  z-index: 0;
}
@media (max-width: 768px) {
  .hero-bg-logo { display: none; }
  .hero-brand-mark { display: inline-flex; }
}
.brand-watermark {
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 360px;
  height: 360px;
  opacity: 0.06;
  pointer-events: none;
  background-image: url('https://aka.doubaocdn.com/s/OyyD7GlfTE');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* 小图形标装饰（section标题旁） */
.brand-mini-mark {
  display: inline-block;
  width: 20px;
  height: 20px;
  vertical-align: middle;
  margin-right: 8px;
  background-image: url('https://aka.doubaocdn.com/s/OyyD7GlfTE');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* 返回顶部按钮 */
.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 100px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
  background-image: url('https://aka.doubaocdn.com/s/OyyD7GlfTE');
  background-size: 28px 28px;
  background-repeat: no-repeat;
  background-position: center;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}
.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(22,93,255,0.25);
}

/* 悬浮咨询按钮 */
.floating-consult-btn {
  position: fixed;
  right: 24px;
  bottom: 36px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--red) 50%, var(--gold));
  box-shadow: 0 6px 20px rgba(22,93,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 90;
  transition: all 0.3s;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  line-height: 1.3;
  text-decoration: none;
}
.floating-consult-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 28px rgba(22,93,255,0.4);
}
.floating-consult-btn .fc-icon {
  width: 30px;
  height: 30px;
  background-image: url('https://aka.doubaocdn.com/s/OyyD7GlfTE');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  filter: brightness(0) invert(1);
}

/* Banner内LOGO（内页通用） */
.page-hero-logo {
  display: block;
  height: 42px;
  margin: 0 auto 24px;
  opacity: 0.95;
}
@media (max-width: 768px) {
  .page-hero-logo { height: 32px; }
  .floating-consult-btn { width: 50px; height: 50px; right: 16px; bottom: 28px; }
  .back-to-top { width: 42px; height: 42px; right: 16px; bottom: 90px; }
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== 顶部导航 ========== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}
.nav-logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary) 33%, var(--red) 33%, var(--red) 66%, var(--gold) 66%, var(--gold) 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-logo-icon::after {
  content: "三";
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-menu a {
  padding: 8px 14px;
  font-size: 14px;
  color: var(--text-regular);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}
.nav-menu a:hover { color: var(--primary); background: var(--primary-light); }
.nav-menu a.active { color: var(--primary); font-weight: 600; }
.nav-cta {
  padding: 9px 22px;
  background: var(--primary);
  color: #fff !important;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
}
.nav-cta:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

/* ========== 通用按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 500;
  transition: all 0.2s;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary-light);
}
.btn-white {
  background: #fff;
  color: var(--primary);
}
.btn-white:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.btn-lg { padding: 14px 32px; font-size: 16px; }

/* ========== 通用区块 ========== */
.section {
  padding: 80px 0;
}
.section-gray {
  background: var(--bg-gray);
}
.section-blue {
  background: linear-gradient(180deg, #F0F5FF 0%, #FFFFFF 100%);
}
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 14px 4px 10px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 16px;
}
.section-eyebrow::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 16px;
  background-image: url('https://aka.doubaocdn.com/s/OyyD7GlfTE');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  flex-shrink: 0;
}
.section-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}
.section-desc {
  font-size: 16px;
  color: var(--text-regular);
  max-width: 640px;
  margin: 0 auto;
}

/* ========== Hero 首屏 ========== */
.hero {
  padding: 80px 0 100px;
  background: linear-gradient(180deg, #F0F5FF 0%, #FFFFFF 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -200px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(22,93,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: #fff;
  border: 1px solid var(--primary-light);
  border-radius: 100px;
  font-size: 13px;
  color: var(--primary);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}
.hero-tag-dot {
  width: 6px;
  height: 6px;
  background: #22C55E;
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-title {
  font-size: 52px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}
.hero-title span {
  background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 20px;
  color: var(--text-primary);
  margin-bottom: 16px;
  font-weight: 500;
}
.hero-desc {
  font-size: 16px;
  color: var(--text-regular);
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}
.hero-stats {
  display: flex;
  gap: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--border-light);
}
.hero-stat-num {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 6px;
}
.hero-stat-label {
  font-size: 13px;
  color: var(--text-secondary);
}

/* AI 对话模拟卡片 */
.ai-chat-card {
  background: #fff;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  border: 1px solid var(--border-light);
}
.ai-chat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: #F7F8FA;
  border-bottom: 1px solid var(--border-light);
}
.ai-chat-dots {
  display: flex;
  gap: 6px;
}
.ai-chat-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #FF5F57;
}
.ai-chat-dots span:nth-child(2) { background: #FEBC2E; }
.ai-chat-dots span:nth-child(3) { background: #28C840; }
.ai-chat-title {
  font-size: 13px;
  color: var(--text-secondary);
  margin-left: 8px;
}
.ai-chat-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: 520px;
  overflow-y: auto;
}
.chat-bubble {
  max-width: 88%;
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.6;
}
.chat-user {
  align-self: flex-end;
  background: var(--primary);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.chat-ai {
  align-self: flex-start;
  background: var(--bg-gray);
  color: var(--text-primary);
  border-bottom-left-radius: 4px;
  display: flex;
  gap: 10px;
}
.chat-ai-avatar {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--primary), var(--purple));
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}
.chat-ai-content { flex: 1; }
.chat-ai-content p { margin-bottom: 8px; }
.chat-ai-content p:last-child { margin-bottom: 0; }
.chat-ai-content strong { color: var(--primary); }

.chat-table {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0;
  font-size: 12px;
}
.chat-table th, .chat-table td {
  padding: 6px 8px;
  text-align: left;
  border: 1px solid var(--border);
}
.chat-table th {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}
.chat-table td.highlight {
  background: #F0FDF4;
  color: #16a34a;
  font-weight: 600;
}

/* ========== 三原色业务卡片 ========== */
.business-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.business-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  border: 1px solid var(--border-light);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.business-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}
.business-card::after {
  content: "";
  position: absolute;
  right: -20px;
  bottom: -20px;
  width: 120px;
  height: 120px;
  background-image: url('https://aka.doubaocdn.com/s/OyyD7GlfTE');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.05;
  pointer-events: none;
  transition: opacity 0.3s;
}
.business-card:hover::after {
  opacity: 0.08;
}
.business-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 26px;
}
.business-card-blue .business-card-icon {
  background: var(--primary-light);
  color: var(--primary);
}
.business-card-blue .business-card-title { color: var(--primary); }
.business-card-blue:hover { border-color: var(--primary-light); }
.business-card-blue::after { filter: hue-rotate(0deg) sepia(0.5) saturate(3); }

.business-card-red .business-card-icon {
  background: var(--red-light);
  color: var(--red);
}
.business-card-red .business-card-title { color: var(--red); }
.business-card-red:hover { border-color: var(--red-light); }

.business-card-gold .business-card-icon {
  background: var(--gold-light);
  color: var(--gold);
}
.business-card-gold .business-card-title { color: var(--gold); }
.business-card-gold:hover { border-color: var(--gold-light); }

.business-card-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}
.business-card-desc {
  font-size: 14px;
  color: var(--text-regular);
  margin-bottom: 20px;
  line-height: 1.7;
}
.business-card-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.business-card-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-regular);
}
.business-card-list li::before {
  content: "✓";
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}
.business-card-blue .business-card-list li::before {
  background: var(--primary-light);
  color: var(--primary);
}
.business-card-red .business-card-list li::before {
  background: var(--red-light);
  color: var(--red);
}
.business-card-gold .business-card-list li::before {
  background: var(--gold-light);
  color: var(--gold);
}

/* ========== AI对话模拟板块 ========== */
.ai-simulate-wrap {
  background: #fff;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  border: 1px solid var(--border-light);
  max-width: 900px;
  margin: 0 auto;
}
.ai-simulate-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
  color: #fff;
}
.ai-simulate-header .ai-badge {
  padding: 3px 10px;
  background: rgba(255,255,255,0.2);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
}
.ai-simulate-question {
  padding: 24px;
  background: #F7F8FA;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-light);
}
.ai-simulate-question::before {
  content: "用户提问：";
  color: var(--text-secondary);
  font-weight: 400;
  font-size: 14px;
}
.ai-simulate-answer {
  padding: 28px 24px;
}
.ai-simulate-answer p {
  margin-bottom: 14px;
  color: var(--text-regular);
  line-height: 1.8;
}
.ai-simulate-answer p strong {
  color: var(--text-primary);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 14px;
}
.compare-table th, .compare-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}
.compare-table th {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
  font-size: 13px;
}
.compare-table tr:last-child td { border-bottom: none; }
.compare-table td:first-child {
  font-weight: 500;
  color: var(--text-primary);
  width: 20%;
}
.compare-table .col-san {
  background: #F0FDF4;
  color: #16a34a;
  font-weight: 600;
}

/* ========== 传统 vs AI 对比 ========== */
.compare-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: stretch;
}
.compare-col {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  border: 1px solid var(--border-light);
  position: relative;
}
.compare-col h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.compare-col h3 .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}
.compare-old h3 .icon {
  background: #F2F3F5;
  color: var(--text-secondary);
}
.compare-new h3 .icon {
  background: var(--primary-light);
  color: var(--primary);
}
.compare-col ul {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.compare-col li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-regular);
  line-height: 1.6;
}
.compare-old li::before {
  content: "✕";
  color: var(--text-placeholder);
  flex-shrink: 0;
  font-weight: 600;
  margin-top: 1px;
}
.compare-new li::before {
  content: "✓";
  color: #22C55E;
  flex-shrink: 0;
  font-weight: 600;
  margin-top: 1px;
}

/* ========== 服务卡片网格 ========== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  border: 1px solid var(--border-light);
  transition: all 0.3s;
}
.service-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.service-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
}
.service-card h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.service-card p {
  font-size: 14px;
  color: var(--text-regular);
  line-height: 1.7;
  margin-bottom: 16px;
}
.service-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.service-card-tags span {
  padding: 3px 10px;
  background: var(--bg-gray);
  color: var(--text-regular);
  border-radius: 100px;
  font-size: 12px;
}

/* ========== 核心优势 ========== */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.advantage-item {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  border: 1px solid var(--border-light);
  transition: all 0.3s;
}
.advantage-item:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}
.advantage-item-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}
.advantage-item:nth-child(3n+1) .advantage-item-icon {
  background: var(--primary-light);
  color: var(--primary);
}
.advantage-item:nth-child(3n+2) .advantage-item-icon {
  background: var(--purple-light);
  color: var(--purple);
}
.advantage-item:nth-child(3n+3) .advantage-item-icon {
  background: var(--gold-light);
  color: var(--gold);
}
.advantage-item h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.advantage-item p {
  font-size: 14px;
  color: var(--text-regular);
  line-height: 1.6;
}

/* ========== Tab 切换 ========== */
.tabs-wrap {
  max-width: 1100px;
  margin: 0 auto;
}
.tabs-nav {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 10px 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 14px;
  color: var(--text-regular);
  transition: all 0.2s;
  cursor: pointer;
}
.tab-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.tab-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.tab-content {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 40px;
  border: 1px solid var(--border-light);
  display: none;
}
.tab-content.active {
  display: block;
}
.tab-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.tab-content-text h4 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.tab-content-text p {
  font-size: 15px;
  color: var(--text-regular);
  margin-bottom: 20px;
  line-height: 1.8;
}
.tab-content-text ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.tab-content-text li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-regular);
}
.tab-content-text li::before {
  content: "✓";
  color: #22C55E;
  font-weight: 700;
  font-size: 12px;
}
.tab-content-visual {
  height: 280px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--primary-light), var(--purple-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 72px;
}

/* ========== 服务流程 ========== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.process-step {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1px solid var(--border-light);
  position: relative;
  transition: all 0.3s;
}
.process-step:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}
.step-num {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 16px;
}
.process-step h5 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.process-step p {
  font-size: 13px;
  color: var(--text-regular);
  line-height: 1.6;
}

/* ========== 为什么选择我们 ========== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.why-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  border: 1px solid var(--border-light);
  transition: all 0.3s;
}
.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.why-card-icon {
  font-size: 40px;
  margin-bottom: 20px;
}
.why-card h4 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
}
.why-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.why-tags span {
  padding: 4px 12px;
  background: var(--bg-gray);
  color: var(--text-regular);
  border-radius: 6px;
  font-size: 13px;
}

/* ========== 客户评价 ========== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border-light);
  transition: all 0.3s;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-md);
}
.testimonial-stars {
  color: #FFB800;
  font-size: 16px;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.testimonial-text {
  font-size: 15px;
  color: var(--text-regular);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 700;
  font-size: 16px;
}
.testimonial-info h6 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.testimonial-info span {
  font-size: 12px;
  color: var(--text-secondary);
}

/* ========== FAQ ========== */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: all 0.2s;
}
.faq-item:hover {
  border-color: var(--primary-light);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
  user-select: none;
}
.faq-question:hover {
  color: var(--primary);
}
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--text-regular);
  transition: all 0.3s;
  flex-shrink: 0;
}
.faq-item.open .faq-icon {
  background: var(--primary);
  color: #fff;
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-item.open .faq-answer {
  max-height: 500px;
}
.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-regular);
  line-height: 1.8;
}

/* ========== 底部CTA ========== */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
}
.cta-section::after {
  content: "";
  position: absolute;
  bottom: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}
.cta-logo-mark {
  display: block;
  width: 42px;
  height: 42px;
  margin: 0 auto 20px;
  background-image: url('https://aka.doubaocdn.com/s/OyyD7GlfTE');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  filter: brightness(0) invert(1);
  opacity: 0.7;
}
.cta-inner {
  text-align: center;
  color: #fff;
  position: relative;
  z-index: 1;
}
.cta-title {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.cta-desc {
  font-size: 17px;
  opacity: 0.85;
  margin-bottom: 32px;
}
.cta-info {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.cta-info-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
}
.cta-info-item .icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
}

/* ========== Footer ========== */
.footer {
  background: #1D2129;
  color: #C9CDD4;
  padding: 60px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand h3 {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: #86909C;
  margin-bottom: 16px;
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
}
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-col h5 {
  font-size: 15px;
  color: #fff;
  margin-bottom: 18px;
  font-weight: 600;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col a {
  font-size: 14px;
  color: #86909C;
  transition: color 0.2s;
}
.footer-col a:hover {
  color: var(--primary);
}
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: #86909C;
}
.footer-bottom a {
  color: #86909C;
}
.footer-bottom a:hover {
  color: var(--primary);
}

/* ========== 页面头（内页） ========== */
.page-hero {
  padding: 80px 0 60px;
  background: linear-gradient(180deg, #F0F5FF 0%, #FFFFFF 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(22,93,255,0.08) 0%, transparent 70%);
}
.page-hero-inner {
  position: relative;
  z-index: 1;
}
.page-breadcrumb {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}
.page-breadcrumb a:hover { color: var(--primary); }
.page-breadcrumb span { margin: 0 8px; color: var(--text-placeholder); }
.page-hero-title {
  font-size: 42px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.page-hero-title span {
  background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-hero-desc {
  font-size: 17px;
  color: var(--text-regular);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ========== 平台图标列表 ========== */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.platform-item {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  border: 1px solid var(--border-light);
  transition: all 0.3s;
}
.platform-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.platform-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}
.platform-item h5 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.platform-item p {
  font-size: 12px;
  color: var(--text-secondary);
}

/* ========== 指标卡片 ========== */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.metric-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  border: 1px solid var(--border-light);
}
.metric-num {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1;
}
.metric-card:nth-child(1) .metric-num { color: var(--primary); }
.metric-card:nth-child(2) .metric-num { color: var(--purple); }
.metric-card:nth-child(3) .metric-num { color: var(--gold); }
.metric-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.metric-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ========== 团队 ========== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.team-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid var(--border-light);
  transition: all 0.3s;
}
.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--primary-light), var(--purple-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  color: var(--primary);
}
.team-card h5 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.team-card .role {
  font-size: 13px;
  color: var(--primary);
  margin-bottom: 10px;
  font-weight: 500;
}
.team-card p {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ========== 联系表单 ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}
.contact-info-block {
  background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.contact-logo-block {
  margin-bottom: 24px;
}
.contact-logo-block img {
  height: 40px;
  display: block;
}
.contact-info-block h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 10px;
}
.contact-info-block > p {
  font-size: 14px;
  opacity: 0.85;
  margin-bottom: 32px;
  line-height: 1.7;
}
.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact-info-list-item {
  display: flex;
  gap: 14px;
}
.contact-info-list-item .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 20px;
}
.contact-info-list-item h6 {
  font-size: 13px;
  opacity: 0.75;
  margin-bottom: 4px;
  font-weight: 400;
}
.contact-info-list-item p {
  font-size: 16px;
  font-weight: 600;
}

.contact-form-wrap {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}
.contact-form-wrap h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}
.form-brand-mark {
  margin-bottom: 16px;
}
.form-brand-mark img {
  width: 36px;
  height: 36px;
  display: block;
}
.contact-form-wrap > p {
  font-size: 14px;
  color: var(--text-regular);
  margin-bottom: 28px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.form-group label .required {
  color: var(--red);
  margin-left: 2px;
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-family: inherit;
  color: var(--text-primary);
  transition: all 0.2s;
  background: #fff;
}
.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.form-control::placeholder {
  color: var(--text-placeholder);
}
textarea.form-control {
  resize: vertical;
  min-height: 100px;
  line-height: 1.6;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ========== 价值观卡片 ========== */
.values-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.value-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid var(--border-light);
  transition: all 0.3s;
}
.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.value-num {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  opacity: 0.6;
}
.value-card h5 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.value-card p {
  font-size: 12px;
  color: var(--text-regular);
  line-height: 1.6;
}

/* ========== 时间线 ========== */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 40px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-light);
}
.timeline-item {
  position: relative;
  padding-bottom: 36px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid var(--primary-light);
}
.timeline-year {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}
.timeline-item h5 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.timeline-item p {
  font-size: 14px;
  color: var(--text-regular);
  line-height: 1.6;
}

/* ========== 服务区域 ========== */
.service-area {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  border: 1px solid var(--border-light);
  text-align: center;
}
.service-area h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 24px;
}
.service-area-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}
.service-area-tags span {
  padding: 8px 18px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 100px;
  font-size: 14px;
  font-weight: 500;
}

/* ========== 案例展示 ========== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
  transition: all 0.3s;
}
.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.case-cover {
  height: 180px;
  background: linear-gradient(135deg, var(--primary-light), var(--purple-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}
.case-body {
  padding: 24px;
}
.case-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 12px;
}
.case-body h5 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.case-body p {
  font-size: 13px;
  color: var(--text-regular);
  line-height: 1.6;
  margin-bottom: 14px;
}
.case-metrics {
  display: flex;
  gap: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--border-light);
}
.case-metrics div {
  flex: 1;
}
.case-metrics strong {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
}
.case-metrics span {
  font-size: 12px;
  color: var(--text-secondary);
}

/* ========== 哲学理念 ========== */
.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}
.philosophy-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  border: 1px solid var(--border-light);
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
}
.philosophy-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.philosophy-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}
.philosophy-blue::before { background: var(--primary); }
.philosophy-red::before { background: var(--red); }
.philosophy-gold::before { background: var(--gold); }
.philosophy-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 20px;
}
.philosophy-blue .philosophy-icon { background: var(--primary-light); color: var(--primary); }
.philosophy-red .philosophy-icon { background: var(--red-light); color: var(--red); }
.philosophy-gold .philosophy-icon { background: var(--gold-light); color: var(--gold); }
.philosophy-card h4 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.philosophy-card > p {
  font-size: 14px;
  color: var(--text-regular);
  line-height: 1.7;
  margin-bottom: 16px;
}
.philosophy-quote {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 12px 14px;
  background: var(--bg-gray);
  border-radius: var(--radius-sm);
  font-style: italic;
  border-left: 3px solid var(--primary);
}
.philosophy-blue .philosophy-quote { border-left-color: var(--primary); }
.philosophy-red .philosophy-quote { border-left-color: var(--red); }
.philosophy-gold .philosophy-quote { border-left-color: var(--gold); }

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-title { font-size: 42px; }
  .business-cards, .service-grid, .advantage-grid, .process-steps, .why-grid, .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .platform-grid { grid-template-columns: repeat(3, 1fr); }
  .values-grid { grid-template-columns: repeat(3, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .compare-section { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .section-title { font-size: 28px; }
  .page-hero-title { font-size: 32px; }
  .cta-title { font-size: 30px; }
  .tab-content-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .philosophy-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-menu { display: none; }
  .hero-title { font-size: 32px; }
  .business-cards, .service-grid, .advantage-grid, .process-steps, .why-grid, .metrics-grid, .platform-grid, .values-grid, .team-grid, .cases-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .section-title { font-size: 24px; }
  .cta-title { font-size: 24px; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .cta-actions { flex-direction: column; align-items: center; }
  .cta-actions .btn { width: 100%; max-width: 280px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .tabs-nav { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
  .tab-btn { white-space: nowrap; }
}