/* ============================================
   杭州元亨易达信息科技公司 - 全站样式
   科技商务风 | 深蓝主色调
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  --primary: #0a1628;
  --primary-light: #1a2d4a;
  --secondary: #2563eb;
  --secondary-light: #3b82f6;
  --accent: #c9a84c;
  --accent-light: #d4b96a;
  --text-dark: #1a1a2e;
  --text-medium: #4a5568;
  --text-light: #718096;
  --bg-light: #f7f9fc;
  --bg-white: #ffffff;
  --bg-dark: #0a1628;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.15);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --max-width: 1200px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--text-dark);
  line-height: 1.7;
  background: var(--bg-white);
  -webkit-font-smoothing: antialiased;
}

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

img {
  max-width: 100%;
  display: block;
}

ul, ol {
  list-style: none;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  font-weight: 600;
  color: var(--text-dark);
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  color: var(--text-medium);
  margin-bottom: 1rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  border-radius: 2px;
}

.section-header p {
  max-width: 640px;
  margin: 1rem auto 0;
  font-size: 1.05rem;
}

.section-subtitle {
  color: var(--secondary);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-alt {
  background: var(--bg-light);
}

/* ---------- Header / Navigation ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--primary);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 1.1rem;
}

.logo-text span {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--text-light);
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-medium);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--secondary);
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--secondary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  background: var(--secondary) !important;
  color: white !important;
  padding: 8px 24px !important;
  border-radius: 6px;
  font-weight: 500 !important;
  transition: all var(--transition) !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--secondary-light) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* Mobile menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary) 0%, #0f2847 50%, #162d50 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.3);
  padding: 6px 16px;
  border-radius: 50px;
  color: var(--secondary-light);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--secondary-light);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero h1 .highlight {
  background: linear-gradient(90deg, var(--secondary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-stat h3 {
  font-size: 2.2rem;
  color: white;
  font-weight: 700;
}

.hero-stat h3 .unit {
  font-size: 1rem;
  color: var(--accent);
  margin-left: 2px;
}

.hero-stat p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0;
}

/* Grid pattern overlay */
.hero-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 1;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 32px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--secondary);
  color: white;
}

.btn-primary:hover {
  background: var(--secondary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
}

.btn-outline {
  background: transparent;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline-dark {
  background: transparent;
  color: var(--text-dark);
  border: 1px solid var(--border);
}

.btn-outline-dark:hover {
  border-color: var(--secondary);
  color: var(--secondary);
}

.btn-accent {
  background: var(--accent);
  color: white;
}

.btn-accent:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(201, 168, 76, 0.35);
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1.05rem;
}

.btn-white {
  background: white;
  color: var(--secondary);
}

.btn-white:hover {
  background: var(--bg-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ---------- Service Cards ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.service-icon.blue {
  background: rgba(37, 99, 235, 0.1);
  color: var(--secondary);
}

.service-icon.gold {
  background: rgba(201, 168, 76, 0.1);
  color: var(--accent);
}

.service-icon.navy {
  background: rgba(10, 22, 40, 0.08);
  color: var(--primary);
}

.service-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.service-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--secondary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.service-link:hover {
  gap: 10px;
}

/* ---------- Stats Section ---------- */
.stats-section {
  background: linear-gradient(135deg, var(--primary) 0%, #0f2847 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
  z-index: 2;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: white;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-number .accent {
  color: var(--accent);
}

.stat-label {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.6);
}

/* ---------- Case Cards ---------- */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.case-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-white);
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.case-image {
  height: 200px;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.case-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.3));
}

.case-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: rgba(37, 99, 235, 0.9);
  color: white;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 500;
}

.case-image-icon {
  font-size: 3rem;
  color: rgba(255, 255, 255, 0.3);
  z-index: 1;
}

.case-body {
  padding: 24px;
}

.case-body h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.case-body p {
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.case-meta {
  display: flex;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--text-light);
}

.case-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ---------- Testimonial ---------- */
.testimonial-section {
  background: var(--bg-light);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid var(--border);
  position: relative;
}

.testimonial-quote {
  font-size: 2.5rem;
  color: var(--secondary);
  opacity: 0.2;
  position: absolute;
  top: 16px;
  right: 24px;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-card p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-medium);
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
}

.testimonial-info strong {
  display: block;
  font-size: 0.9rem;
  color: var(--text-dark);
}

.testimonial-info span {
  font-size: 0.8rem;
  color: var(--text-light);
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, #0f2847 100%);
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-section h2 {
  font-size: 2.2rem;
  color: white;
  margin-bottom: 1rem;
  position: relative;
  z-index: 2;
}

.cta-section p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.65);
  max-width: 560px;
  margin: 0 auto 2.5rem;
  position: relative;
  z-index: 2;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  position: relative;
  z-index: 2;
}

/* ---------- Page Hero (Inner Pages) ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #0f2847 100%);
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.page-hero h1 {
  font-size: 2.5rem;
  color: white;
  margin-bottom: 1rem;
  position: relative;
  z-index: 2;
}

.page-hero p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.65);
  max-width: 600px;
  position: relative;
  z-index: 2;
}

.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
  position: relative;
  z-index: 2;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.5);
}

.breadcrumb a:hover {
  color: white;
}

.breadcrumb .separator {
  color: rgba(255, 255, 255, 0.3);
}

.breadcrumb .current {
  color: rgba(255, 255, 255, 0.8);
}

/* ---------- Service Detail (Services Page) ---------- */
.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}

.service-detail-grid.reverse {
  direction: rtl;
}

.service-detail-grid.reverse > * {
  direction: ltr;
}

.service-detail-content h3 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
}

.service-detail-content p {
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.service-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-medium);
}

.service-feature .check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.1);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.7rem;
  margin-top: 2px;
}

.service-detail-visual {
  background: linear-gradient(135deg, var(--bg-light), rgba(37, 99, 235, 0.05));
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  border: 1px solid var(--border);
}

.service-detail-visual .visual-icon {
  font-size: 5rem;
  color: var(--secondary);
  opacity: 0.3;
}

/* ---------- Process Steps ---------- */
.process-section {
  background: var(--bg-light);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  opacity: 0.3;
}

.process-step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--bg-white);
  border: 2px solid var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--secondary);
  margin: 0 auto 1.25rem;
  position: relative;
  z-index: 2;
  transition: all var(--transition);
}

.process-step:hover .step-number {
  background: var(--secondary);
  color: white;
  transform: scale(1.1);
}

.process-step h4 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.82rem;
  color: var(--text-light);
}

/* ---------- About Page ---------- */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-intro-content h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.about-intro-content p {
  font-size: 0.95rem;
  line-height: 1.9;
}

.about-intro-visual {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg);
  padding: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 380px;
  color: white;
}

.about-intro-visual .big-number {
  font-size: 5rem;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(90deg, var(--secondary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-intro-visual p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 1rem;
  margin-top: 0.5rem;
  margin-bottom: 0;
}

/* Timeline */
.timeline {
  position: relative;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: var(--border);
}

.timeline-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 48px;
  position: relative;
}

.timeline-item:nth-child(odd) {
  flex-direction: row-reverse;
}

.timeline-item:nth-child(odd) .timeline-content {
  text-align: right;
  padding-right: 48px;
  padding-left: 0;
}

.timeline-item:nth-child(even) .timeline-content {
  padding-left: 48px;
}

.timeline-content {
  width: 50%;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--secondary);
  border: 3px solid var(--bg-white);
  box-shadow: 0 0 0 3px var(--secondary);
  z-index: 2;
}

.timeline-year {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.timeline-content h4 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.timeline-content p {
  font-size: 0.9rem;
}

/* Team */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.team-card {
  text-align: center;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 36px 24px;
  transition: all var(--transition);
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  margin: 0 auto 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.8rem;
  font-weight: 600;
}

.team-card h4 {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.team-card .team-role {
  font-size: 0.85rem;
  color: var(--secondary);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.team-card p {
  font-size: 0.85rem;
  color: var(--text-light);
}

/* Certifications */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.cert-item {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
}

.cert-item:hover {
  border-color: var(--secondary);
  box-shadow: var(--shadow-sm);
}

.cert-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  background: rgba(37, 99, 235, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary);
  font-size: 1.2rem;
}

.cert-item h4 {
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.cert-item p {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-bottom: 0;
}

/* ---------- Contact Page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: var(--font-sans);
  color: var(--text-dark);
  transition: border-color var(--transition);
  background: var(--bg-white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-card {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  border: 1px solid var(--border);
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(37, 99, 235, 0.1);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-info-card h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.contact-info-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 0;
}

.contact-map {
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  border-radius: var(--radius-md);
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.9rem;
  margin-top: 24px;
}

/* ---------- Advantages / Why Us ---------- */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.advantage-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: all var(--transition);
}

.advantage-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.advantage-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(37, 99, 235, 0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.3rem;
  color: var(--secondary);
}

.advantage-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.advantage-card p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.6);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo {
  color: white;
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.7;
}

.footer-col h4 {
  color: white;
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.footer-col a {
  display: block;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.5);
  padding: 4px 0;
  transition: color var(--transition);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 0.82rem;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.4);
}

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

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .services-grid,
  .cases-grid,
  .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .team-grid,
  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .process-steps {
    grid-template-columns: repeat(3, 1fr);
  }

  .process-steps::before {
    display: none;
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }

  .section { padding: 60px 0; }

  .nav-links {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--border);
  }

  .nav-links.active {
    display: flex;
  }

  .menu-toggle {
    display: flex;
  }

  .hero h1 { font-size: 2.2rem; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .hero-stat h3 { font-size: 1.6rem; }

  .services-grid,
  .cases-grid,
  .testimonial-grid,
  .advantages-grid {
    grid-template-columns: 1fr;
  }

  .service-detail-grid,
  .about-intro,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .service-detail-grid.reverse {
    direction: ltr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .stat-number { font-size: 2.2rem; }

  .team-grid,
  .cert-grid {
    grid-template-columns: 1fr 1fr;
  }

  .process-steps {
    grid-template-columns: 1fr 1fr;
  }

  .timeline::before { left: 20px; }
  .timeline-dot { left: 20px; }
  .timeline-item,
  .timeline-item:nth-child(odd) {
    flex-direction: row;
  }
  .timeline-item .timeline-content,
  .timeline-item:nth-child(odd) .timeline-content {
    width: 100%;
    padding-left: 48px !important;
    padding-right: 0 !important;
    text-align: left !important;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .page-hero {
    padding: 120px 0 60px;
  }

  .page-hero h1 {
    font-size: 1.8rem;
  }

  .cta-section h2 { font-size: 1.6rem; }
  .cta-buttons { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .team-grid,
  .cert-grid {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }
}