/* ===================================================
   集途教育 · 全局样式系统 v4.0 — UEmo-Inspired Light Gold Edition
   品牌色：尊金 #d0a000 + 科技白/暖米 #fafaf7
   设计语言：极简 · 科技 · 灵动 · 鼠标跟随动效
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;0,800;1,400&family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  /* ── 金色主色系 ── */
  --brand-primary: #d0a000;
  --brand-primary-light: #e6b800;
  --brand-primary-dark: #b38900;
  --brand-primary-deep: #8a6b00;

  /* ── 墨黑与深灰色系 ── */
  --dark: #1a1a1a;
  --dark-light: #2b2b2b;
  --dark-deep: #0f0f1a;

  /* ── 渐变 ── */
  --brand-gradient-gold: linear-gradient(135deg, #b38900 0%, #d0a000 50%, #e6b800 100%);
  --brand-gradient-accent: linear-gradient(135deg, #d0a000 0%, #e6b800 100%);
  --bg-gradient-light: linear-gradient(180deg, #ffffff 0%, #fafaf7 100%);

  /* ── 背景色 ── */
  --bg-white: #FFFFFF;
  --bg-light: #fafaf7;
  --bg-section: #f5f4f0;

  /* ── 文字色 ── */
  --text-dark: #1a1a1a;
  --text-body: #4a4a4a;
  --text-muted: #787885;

  /* ── 边框 ── */
  --border: #e8e6e1;
  --border-light: #f0eee9;

  /* ── 字体 ── */
  --font-zh: "PingFang SC", "Microsoft YaHei", "苹方", "思源黑体", sans-serif;
  --font-en: "Inter", "SF Pro Display", system-ui, sans-serif;
  --font-serif: "Playfair Display", Georgia, "Times New Roman", serif;

  /* ── 间距 ── */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;

  /* ── 圆角 ── */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  /* ── 阴影 ── */
  --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.1);

  /* ── 过渡 ── */
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === 重置 === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-zh);
  color: var(--text-body);
  background: var(--bg-white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; }

/* === 滚动条 === */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-light); }
::-webkit-scrollbar-thumb { background: var(--brand-primary); border-radius: 3px; }
::selection { background: rgba(208, 160, 0, 0.15); color: var(--dark); }

/* === 排版 === */
h1, h2, h3, h4 {
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.22;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(1.65rem, 2.6vw, 2.25rem); }
h2 { font-size: clamp(1.35rem, 2.0vw, 1.75rem); }
h3 { font-size: clamp(1.05rem, 1.4vw, 1.28rem); }
h4 { font-size: clamp(0.92rem, 1.1vw, 1.02rem); }
p { margin-bottom: 0; line-height: 1.75; font-size: clamp(0.88rem, 1vw, 0.96rem); }

/* 英文标注 */
.en {
  font-family: var(--font-en);
  font-weight: 400;
  opacity: 0.45;
  font-size: 0.82em;
  letter-spacing: 0.03em;
  margin-left: 0.2em;
}

.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--brand-primary); }
.text-primary { color: var(--brand-primary); }

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 2.5rem);
}

.section { padding: clamp(3.25rem, 5vh, 4.5rem) 0; }

/* === 滚动入场动画 === */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }
.animate-on-scroll:nth-child(1) { transition-delay: 0s; }
.animate-on-scroll:nth-child(2) { transition-delay: 0.12s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.24s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.36s; }
.animate-on-scroll:nth-child(5) { transition-delay: 0.48s; }
.animate-on-scroll:nth-child(6) { transition-delay: 0.6s; }

.animate-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.7s, transform 0.7s;
}
.animate-scale.visible { opacity: 1; transform: scale(1); }

/* === Section Label — 克制金线风格 === */
.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-primary);
  margin-bottom: 0.85rem;
  font-family: var(--font-en);
  padding: 0 0 0.35rem 0;
  background: none;
  border: none;
  border-bottom: 2px solid var(--brand-primary);
  border-radius: 0;
}

.section-header {
  margin-bottom: clamp(2.25rem, 4vw, 3.25rem);
  text-align: center;
}
.section-header .section-label { margin-bottom: 0.85rem; }
.section-header p {
  color: var(--text-muted);
  font-size: clamp(0.88rem, 1.05vw, 0.96rem);
  max-width: 580px;
  margin: 0.75rem auto 0;
  line-height: 1.75;
}

/* === 按钮 — 方正干练 === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.72rem 1.8rem;
  border-radius: var(--radius-xs);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  font-family: var(--font-zh);
  white-space: nowrap;
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.btn:hover::after { opacity: 1; }

.btn-primary {
  background: var(--brand-primary);
  color: #fff;
  border-color: var(--brand-primary);
}
.btn-primary:hover {
  background: var(--brand-primary-dark);
  border-color: var(--brand-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(208, 160, 0, 0.35);
}

.btn-accent {
  background: var(--brand-primary);
  color: #fff;
  border-color: var(--brand-primary);
}
.btn-accent:hover {
  background: var(--brand-primary-dark);
  border-color: var(--brand-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(208, 160, 0, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--text-dark);
  border-color: var(--text-dark);
}
.btn-outline:hover {
  background: var(--dark);
  color: #fff;
  border-color: var(--dark);
}

.btn-outline-accent {
  background: transparent;
  color: var(--brand-primary);
  border-color: var(--brand-primary);
}
.btn-outline-accent:hover {
  background: var(--brand-primary);
  color: #fff;
}

.btn-white {
  background: #fff;
  color: var(--dark);
  border-color: var(--border);
}
.btn-white:hover {
  background: var(--bg-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.btn-ghost {
  background: transparent;
  color: var(--text-dark);
  border-color: rgba(26, 26, 26, 0.25);
}
.btn-ghost:hover {
  background: rgba(26, 26, 26, 0.06);
  border-color: rgba(26, 26, 26, 0.6);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 0.9rem 2.4rem;
  font-size: 0.92rem;
  border-radius: var(--radius-xs);
}
.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.82rem;
}

/* === 导航栏 — 纤细通透 === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(232, 230, 225, 0.6);
  transition: var(--transition);
}
.navbar.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
  background: rgba(255, 255, 255, 0.96);
}
.navbar-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 2.5rem);
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* SVG Logo 还原 */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}
.nav-logo-img {
  height: 29px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}
.nav-links a {
  padding: 0.4rem 0.95rem;
  border-radius: 4px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-body);
  transition: var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--brand-primary);
  transition: width 0.3s ease;
  border-radius: 1px;
}
.nav-links a:hover { color: var(--dark); }
.nav-links a:hover::after { width: 60%; }
.nav-links a.active {
  color: var(--dark);
  font-weight: 600;
}
.nav-links a.active::after { width: 60%; }

.nav-cta { margin-left: 0.6rem; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}
.nav-hamburger span {
  width: 22px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
  display: block;
}

/* === 移动端菜单 === */
.mobile-menu {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 1rem clamp(1.25rem, 5vw, 2.5rem) 1.5rem;
  box-shadow: var(--shadow-lg);
  z-index: 99;
}
.mobile-menu.open {
  display: block;
  animation: slideDown 0.25s ease;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}
.mobile-menu a {
  display: flex;
  align-items: center;
  padding: 0.85rem 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-dark);
  border-bottom: 1px solid var(--border-light);
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a.active { color: var(--brand-primary); font-weight: 600; }
.mobile-menu .btn { width: 100%; justify-content: center; margin-top: 1rem; }

.page-content { padding-top: 68px; }

/* === Full Hero Section & Slider === */
.hero {
  min-height: 88vh;
  display: flex;
  align-items: center;
  background: linear-gradient(180deg, #ffffff 0%, #fafaf7 100%);
  position: relative;
  overflow: hidden;
  padding: clamp(3rem, 6vh, 5rem) 0 clamp(2.5rem, 5vh, 4rem);
  border-bottom: 1px solid var(--border);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(208, 160, 0, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(208, 160, 0, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.hero-slider-container {
  position: relative;
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  z-index: 2;
}

.hero-slider {
  position: relative;
  width: 100%;
  min-height: 440px;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.55s cubic-bezier(0.4, 0, 0.2, 1), transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.hero-slide.active {
  position: relative;
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.hero-slide-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 5rem);
  align-items: center;
  padding: 0 clamp(1.25rem, 5vw, 2.5rem);
}

/* Slide Navigation Dots / Controls */
.hero-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  margin-top: 2rem;
  position: relative;
  z-index: 5;
}

.hero-dot {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.1rem;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.hero-dot:hover {
  color: var(--text-dark);
  border-color: rgba(208, 160, 0, 0.4);
}

.hero-dot.active {
  color: var(--text-dark);
  background: #ffffff;
  border-color: var(--brand-primary);
  box-shadow: 0 4px 14px rgba(208, 160, 0, 0.2);
}

.hero-dot-num {
  font-family: var(--font-en);
  font-weight: 700;
  color: var(--brand-primary-dark);
}


.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(208, 160, 0, 0.08);
  border: 1px solid rgba(208, 160, 0, 0.25);
  padding: 0.38rem 1.1rem;
  border-radius: 100px;
  font-size: 0.78rem;
  color: var(--brand-primary-dark);
  margin-bottom: 1.75rem;
  font-weight: 600;
  font-family: var(--font-en);
  letter-spacing: 0.05em;
}
.hero-badge-dot {
  width: 7px;
  height: 7px;
  background: var(--brand-primary);
  border-radius: 50%;
  animation: pulse 2.5s ease-in-out infinite;
  box-shadow: 0 0 8px rgba(208, 160, 0, 0.6);
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero h1 {
  color: var(--text-dark);
  margin-bottom: 1.25rem;
  font-size: clamp(1.65rem, 2.6vw, 2.25rem); /* Scaled for laptop elegance: ~26px to ~36px */
  line-height: 1.25;
  letter-spacing: -0.02em;
}
.hero h1 span {
  background: linear-gradient(135deg, #b38900 0%, #d0a000 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  color: #555566;
  font-size: clamp(0.98rem, 1.5vw, 1.08rem);
  line-height: 1.9;
  margin-bottom: 2.5rem;
  max-width: 490px;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* === 精致单色矢量图标系统 (Ant Design / UEmo 风格) === */
.icon-svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none !important;
  display: inline-block;
  vertical-align: middle;
  transition: var(--transition);
}

.icon-svg *,
.icon-svg circle,
.icon-svg path,
.icon-svg rect,
.icon-svg polygon {
  fill: none !important;
  stroke: currentColor;
}

.feature-icon,
.service-icon,
.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(208, 160, 0, 0.08);
  border: 1px solid rgba(208, 160, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--brand-primary-dark);
  transition: var(--transition);
}

.feature-card:hover .feature-icon,
.service-card:hover .service-icon,
.content-card:hover .card-icon {
  background: var(--brand-gradient-gold);
  border-color: var(--brand-primary);
  color: #ffffff;
  transform: scale(1.06);
  box-shadow: 0 6px 18px rgba(208, 160, 0, 0.25);
}

/* === Dashboard Mockup — 高清极简白调 === */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-mockup {
  width: 100%;
  max-width: 440px;
  background: #ffffff;
  border: 1px solid rgba(208, 160, 0, 0.2);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);
  transition: var(--transition);
}
.hero-mockup:hover {
  box-shadow: 0 30px 80px rgba(208, 160, 0, 0.15), 0 2px 6px rgba(0, 0, 0, 0.04);
  transform: translateY(-4px);
}
.mockup-header {
  background: var(--bg-light);
  padding: 0.9rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-light);
}
.mockup-dots { display: flex; gap: 6px; }
.mockup-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d8d8d8;
}
.mockup-dots span:first-child { background: #FF5F57; }
.mockup-dots span:nth-child(2) { background: #FEBC2E; }
.mockup-dots span:last-child { background: #28C840; }
.mockup-title {
  font-size: 0.74rem;
  color: var(--text-muted);
  font-family: var(--font-en);
  font-weight: 500;
}
.mockup-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.mockup-card {
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1rem;
}
.mockup-card-label {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-family: var(--font-en);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}
.mockup-card-value {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--text-dark);
  font-family: var(--font-en);
  line-height: 1;
  margin-bottom: 0.35rem;
}
.mockup-card-value .accent { color: var(--brand-primary-dark); }
.mockup-card-bar {
  height: 5px;
  background: #e8e6e1;
  border-radius: 3px;
  overflow: hidden;
}
.mockup-card-bar-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--brand-gradient-gold);
}
.mockup-card-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.6rem;
}
.mockup-mini-card {
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xs);
  padding: 0.75rem 0.6rem;
  text-align: center;
}
.mockup-mini-icon { font-size: 1.2rem; margin-bottom: 0.35rem; }
.mockup-mini-value {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-dark);
  font-family: var(--font-en);
}
.mockup-mini-label {
  font-size: 0.62rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
  font-family: var(--font-en);
}

.mockup-float-badge {
  position: absolute;
  background: #ffffff;
  border: 1px solid rgba(208, 160, 0, 0.25);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.95rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.78rem;
  color: var(--text-dark);
  font-weight: 600;
  animation: floatBadge 4s ease-in-out infinite;
}
.mockup-float-badge.top-right { top: -15px; right: -10px; }
.mockup-float-badge.bottom-left { bottom: 20px; left: -15px; animation-delay: 2s; }
@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* === 数据亮点 === */
.stats-bar {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  padding: clamp(2.5rem, 5vw, 3.5rem) 0;
  position: relative;
}
.stats-bar::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 2px;
  background: var(--brand-gradient-gold);
  border-radius: 1px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  text-align: center;
}
.stat-item {
  padding: clamp(0.75rem, 2vw, 1.5rem);
  position: relative;
}
.stat-item + .stat-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  bottom: 20%;
  width: 1px;
  background: var(--border);
}
.stat-number {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--dark);
  font-family: var(--font-en);
  line-height: 1;
  margin-bottom: 0.5rem;
  letter-spacing: -0.03em;
}
.stat-number .accent { color: var(--brand-primary); }
.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* === 双轨服务卡片 === */
.service-dual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.service-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: clamp(2rem, 3vw, 2.75rem);
  background: var(--bg-white);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-gradient-gold);
  transform: scaleX(0);
  transition: transform 0.4s ease;
  transform-origin: left;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card.b::before { background: var(--brand-gradient-gold); }
.service-card.c::before { background: var(--brand-gradient-gold); }
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(208, 160, 0, 0.3);
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
  background: rgba(208, 160, 0, 0.08);
  box-shadow: 0 4px 12px rgba(208, 160, 0, 0.08);
}
.service-card h3 { margin-bottom: 0.7rem; font-size: 1.15rem; }
.service-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
  line-height: 1.75;
}
.service-tags { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-bottom: 1.5rem; }
.tag {
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  font-size: 0.76rem;
  font-weight: 500;
  background: rgba(208, 160, 0, 0.08);
  color: var(--brand-primary-dark);
}

/* === 特色模块 === */
.features-section { background: var(--bg-light); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.feature-card {
  padding: clamp(1.75rem, 3vw, 2.25rem);
  border-radius: var(--radius-sm);
  background: var(--bg-white);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--brand-gradient-gold);
  transform: scaleX(0);
  transition: transform 0.4s ease;
  transform-origin: left;
}
.feature-card:hover {
  border-color: rgba(208, 160, 0, 0.3);
  box-shadow: var(--shadow-sm);
  transform: translateY(-3px);
}
.feature-card:hover::after { transform: scaleX(1); }

.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(208, 160, 0, 0.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  font-size: 1.25rem;
  transition: var(--transition);
}
.feature-card:hover .feature-icon {
  background: var(--brand-gradient-gold);
  color: #fff;
  transform: scale(1.05);
}
.feature-card h4 { margin-bottom: 0.5rem; font-size: 1.02rem; }
.feature-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.75; }

/* === 流程步骤 === */
.process-steps {
  display: flex;
  justify-content: center;
  gap: 0;
  position: relative;
  padding: 0 2rem;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 18%;
  right: 18%;
  height: 2px;
  background: linear-gradient(90deg, var(--border), var(--brand-primary), var(--brand-primary), var(--border));
  z-index: 0;
}
.process-step {
  flex: 1;
  max-width: 220px;
  text-align: center;
  position: relative;
  z-index: 1;
  padding: 0 1rem;
}
.step-number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--bg-white);
  color: var(--brand-primary);
  font-size: 1.4rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.1rem;
  font-family: var(--font-en);
  border: 2px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.process-step:hover .step-number {
  border-color: var(--brand-primary);
  box-shadow: 0 6px 20px rgba(208, 160, 0, 0.15);
  transform: translateY(-3px);
}
.process-step h4 { margin-bottom: 0.4rem; }
.process-step p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.65; }

/* === CTA Banner === */
.cta-section { background: var(--bg-light); }
.cta-banner {
  background: linear-gradient(135deg, #fafaf7 0%, #f5f4f0 100%);
  border: 1px solid rgba(208, 160, 0, 0.25);
  border-radius: var(--radius-lg);
  padding: clamp(3rem, 5vw, 5rem);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.cta-banner::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(208, 160, 0, 0.12), transparent 70%);
  top: -200px;
  right: -150px;
  border-radius: 50%;
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner h2 {
  color: var(--text-dark);
  margin-bottom: 0.85rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
}
.cta-banner p {
  color: var(--text-muted);
  margin-bottom: 2.25rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  font-size: 1rem;
}

/* === 页脚 === */
.footer {
  background: var(--dark-deep);
  color: rgba(255, 255, 255, 0.5);
  padding: clamp(3.5rem, 6vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
}
.footer-brand p {
  font-size: 0.85rem;
  line-height: 1.8;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.4);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: clamp(1.5rem, 3vw, 2rem);
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.3);
}

/* === 页面标题区 — 通透极简白调（去除暗色块） === */
.page-hero {
  background: linear-gradient(180deg, #ffffff 0%, #fafaf7 100%);
  padding: clamp(3rem, 5vh, 4.25rem) 0 clamp(2rem, 3.5vh, 2.75rem);
  text-align: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(208, 160, 0, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(208, 160, 0, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}
.page-hero > * { position: relative; z-index: 1; }
.page-hero h1 { color: var(--text-dark); margin-bottom: 0.65rem; font-size: clamp(1.6rem, 2.5vw, 2.2rem); }
.page-hero p {
  color: #555566;
  font-size: clamp(0.88rem, 1.05vw, 0.96rem);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.75;
}
.page-hero .section-label {
  background: none;
  border-color: var(--brand-primary);
  color: var(--brand-primary-dark);
}

/* === 内容卡片 === */
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.content-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: var(--bg-white);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.content-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--brand-gradient-gold);
  transform: scaleX(0);
  transition: transform 0.4s ease;
  transform-origin: left;
}
.content-card:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-3px);
  border-color: rgba(208, 160, 0, 0.2);
}
.content-card:hover::after { transform: scaleX(1); }

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(208, 160, 0, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  margin-bottom: 1rem;
  color: var(--brand-primary-dark);
}
.card-icon.orange {
  background: rgba(208, 160, 0, 0.08);
  color: var(--brand-primary-dark);
}
.content-card h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.content-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.75; }

/* === 表单 === */
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.4rem;
}
.form-control {
  width: 100%;
  padding: 0.72rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xs);
  font-size: 0.95rem;
  font-family: var(--font-zh);
  color: var(--text-dark);
  background: var(--bg-white);
  transition: var(--transition-fast);
  outline: none;
}
.form-control:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(208, 160, 0, 0.12);
}
textarea.form-control { resize: vertical; min-height: 120px; }
select.form-control {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23787885' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* === 使命价值观卡片 (.mission-cards) === */
.mission-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.mission-card {
  background: var(--bg-white);
  border-radius: var(--radius-sm);
  padding: clamp(1.5rem, 3vw, 2rem);
  text-align: left;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.mission-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--brand-gradient-gold);
  transform: scaleX(0);
  transition: transform 0.4s ease;
  transform-origin: left;
}
.mission-card:hover {
  border-color: rgba(208, 160, 0, 0.3);
  box-shadow: var(--shadow-sm);
  transform: translateY(-3px);
}
.mission-card:hover::after { transform: scaleX(1); }

.mission-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--brand-primary-dark);
  font-family: var(--font-en);
  margin-bottom: 0.5rem;
  line-height: 1;
}
.mission-card h4 { margin-bottom: 0.4rem; font-size: 1.05rem; }
.mission-label { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

/* === 团队卡片 (.team-grid) === */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}
.team-card {
  text-align: center;
  display: flex;
  flex-direction: column;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.75rem 1.25rem;
  transition: var(--transition);
}
.team-card:hover {
  border-color: rgba(208, 160, 0, 0.3);
  box-shadow: var(--shadow-sm);
  transform: translateY(-3px);
}
.team-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(208, 160, 0, 0.08);
  border: 1.5px solid rgba(208, 160, 0, 0.25);
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-primary-dark);
  box-shadow: 0 6px 20px rgba(208, 160, 0, 0.12);
  transition: var(--transition);
}
.team-card:hover .team-avatar {
  background: var(--brand-gradient-gold);
  border-color: var(--brand-primary);
  color: #ffffff;
  transform: scale(1.05);
}
.team-avatar .icon-svg {
  width: 32px;
  height: 32px;
}
.team-card h4 { margin-bottom: 0.2rem; font-size: 1.05rem; }
.team-card .role {
  font-size: 0.82rem;
  color: var(--brand-primary-dark);
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.team-card p { font-size: 0.86rem; color: var(--text-muted); line-height: 1.75; }

.mockup-mini-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.35rem;
  color: var(--brand-primary-dark);
}
.mockup-mini-icon .icon-svg {
  width: 20px;
  height: 20px;
}

/* === 联系信息 (.contact-info) === */
.contact-info {
  background: var(--bg-section);
  border-radius: var(--radius-md);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: 1px solid var(--border-light);
}
.info-item { display: flex; gap: 1rem; margin-bottom: 1.5rem; }
.info-item:last-child { margin-bottom: 0; }
.info-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--brand-gradient-gold);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  box-shadow: 0 3px 10px rgba(208, 160, 0, 0.2);
}
.info-text h4 { font-size: 0.9rem; margin-bottom: 0.2rem; }
.info-text p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

/* === 响应式多端适配 (Laptop, Tablet, Mobile) === */

/* 笔记本 / 中屏 (1024px - 1440px) */
@media (max-width: 1440px) {
  .hero h1 {
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    line-height: 1.25;
  }
}

/* 平板 / 移动端 (<= 960px) */
@media (max-width: 960px) {
  .hero-slide-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.25rem;
  }
  .hero-sub {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-visual {
    order: -1;
  }
  .hero-mockup {
    max-width: 360px;
    margin: 0 auto;
  }
  .mockup-float-badge.top-right {
    top: -10px;
    right: 0;
  }
  .mockup-float-badge.bottom-left {
    display: none;
  }
  .hero-controls {
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .hero-dot {
    padding: 0.35rem 0.85rem;
    font-size: 0.74rem;
  }
}

/* 移动端 (<= 768px) */
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .service-dual { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .process-steps { flex-direction: column; gap: 2rem; padding: 0; }
  .process-steps::before { display: none; }
  .process-step {
    max-width: 100%;
    text-align: left;
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
  }
  .step-number { flex-shrink: 0; margin: 0; width: 56px; height: 56px; font-size: 1.2rem; }
  .card-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.55rem; }
  .hero-sub { font-size: 0.92rem; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}

/* 小屏手机 (<= 480px) */
@media (max-width: 480px) {
  .hero-controls { flex-direction: column; width: 100%; }
  .hero-dot { width: 100%; justify-content: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}


/* === Hero Visual Carousel === */
.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-carousel {
  width: 100%;
  max-width: 450px;
  position: relative;
}

.carousel-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
  margin-bottom: 0.85rem;
  width: 100%;
}

.carousel-tab {
  padding: 0.6rem 0.3rem;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.carousel-tab:hover {
  color: var(--text-dark);
  border-color: rgba(208, 160, 0, 0.3);
}

.carousel-tab.active {
  color: var(--text-dark);
  background: #ffffff;
  border-color: var(--brand-primary);
  box-shadow: 0 2px 8px rgba(208, 160, 0, 0.15);
}

.carousel-slides {
  position: relative;
  width: 100%;
  min-height: 320px;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateY(12px) scale(0.98);
  transition: opacity 0.45s ease, transform 0.45s ease;
  pointer-events: none;
}

.carousel-slide.active {
  position: relative;
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}