/* ============================================
   加拿大28预测 - SaaS Landing Page
   Custom Stylesheet
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  --primary: #4F46E5;
  --primary-dark: #4338CA;
  --primary-light: #6366F1;
  --secondary: #2563EB;
  --secondary-dark: #1D4ED8;
  --accent: #F59E0B;
  --text-primary: #1E293B;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --bg-light: #F8FAFC;
  --bg-white: #FFFFFF;
  --border-light: #E2E8F0;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 10px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 50px -6px rgba(0, 0, 0, 0.1), 0 8px 20px -6px rgba(0, 0, 0, 0.04);
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset & Base ---------- */
html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all var(--transition-base);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  box-shadow: var(--shadow-md);
  padding: 0.625rem 0;
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  text-decoration: none;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: color var(--transition-fast);
  z-index: 1001;
}

.navbar-logo:hover {
  color: var(--primary);
}

.navbar-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
}

.navbar-logo .logo-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
  transition: width var(--transition-base);
}

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

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

.nav-cta-btn {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #fff !important;
  padding: 0.625rem 1.5rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  transition: all var(--transition-base);
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
  white-space: nowrap;
}

.nav-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
}

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

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  padding: 4px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--text-primary);
  border-radius: 3px;
  transition: all var(--transition-base);
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1000;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu a {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.mobile-menu a:hover {
  color: var(--primary);
}

.mobile-menu .mobile-cta {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff !important;
  padding: 0.75rem 2rem;
  border-radius: var(--radius-lg);
}

/* ---------- Hero Section ---------- */
.hero-section {
  position: relative;
  padding: 8rem 0 6rem;
  overflow: hidden;
  background: linear-gradient(180deg, #EEF2FF 0%, #FFFFFF 100%);
}

.hero-bg-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  pointer-events: none;
}

.hero-bg-shape.shape-1 {
  width: 500px;
  height: 500px;
  background: rgba(79, 70, 229, 0.12);
  top: -150px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

.hero-bg-shape.shape-2 {
  width: 350px;
  height: 350px;
  background: rgba(37, 99, 235, 0.1);
  bottom: -80px;
  left: -80px;
  animation: float 10s ease-in-out infinite reverse;
}

.hero-bg-shape.shape-3 {
  width: 200px;
  height: 200px;
  background: rgba(245, 158, 11, 0.08);
  top: 40%;
  left: 50%;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}

.hero-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(79, 70, 229, 0.08);
  border: 1px solid rgba(79, 70, 229, 0.15);
  color: var(--primary);
  padding: 0.375rem 1rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.hero-badge .badge-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #fff;
  box-shadow: 0 6px 24px rgba(79, 70, 229, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(79, 70, 229, 0.45);
}

.btn-outline {
  background: var(--bg-white);
  color: var(--primary);
  border: 2px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
  border-color: var(--primary);
  background: rgba(79, 70, 229, 0.03);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.hero-image-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-card {
  position: relative;
  width: 100%;
  max-width: 540px;
  aspect-ratio: 4 / 3;
  background: var(--bg-white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-light);
  transition: transform var(--transition-slow);
}

.hero-image-card:hover {
  transform: translateY(-4px) scale(1.01);
}

.hero-image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-floating-card {
  position: absolute;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border: 1px solid var(--border-light);
}

.hero-floating-card.card-1 {
  bottom: -15px;
  left: -25px;
  animation: float-card 5s ease-in-out infinite;
}

.hero-floating-card.card-2 {
  top: 25px;
  right: -30px;
  animation: float-card 6s ease-in-out 1s infinite;
}

@keyframes float-card {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.floating-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.125rem;
}

.floating-text {
  font-size: 0.875rem;
}

.floating-text .floating-value {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
}

.floating-text .floating-label {
  color: var(--text-muted);
}

/* ---------- Section Common ---------- */
.section {
  padding: 6rem 0;
}

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

.section-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  background: rgba(79, 70, 229, 0.08);
  padding: 0.25rem 0.875rem;
  border-radius: 999px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ---------- Features Section ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(79, 70, 229, 0.15);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.1), rgba(37, 99, 235, 0.1));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  color: var(--primary);
  transition: all var(--transition-base);
}

.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  transform: scale(1.05);
  box-shadow: 0 8px 24px rgba(79, 70, 229, 0.3);
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ---------- Stats Section ---------- */
.stats-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

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

.stat-item {
  text-align: center;
  color: #fff;
  padding: 1.5rem;
}

.stat-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  opacity: 0.9;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.5rem;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 1rem;
  opacity: 0.85;
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  background: rgba(255, 255, 255, 0.2);
  margin: 0 auto;
}

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonial-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all var(--transition-base);
}

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

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
}

.testimonial-role {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.testimonial-stars {
  color: var(--accent);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.testimonial-text {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.95rem;
  font-style: italic;
}

.testimonial-text::before {
  content: '\201C';
  font-size: 2.5rem;
  color: var(--primary-light);
  line-height: 0;
  vertical-align: -0.35em;
  margin-right: 0.15rem;
  font-style: normal;
  opacity: 0.4;
}

/* ---------- FAQ Section ---------- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq-item.active {
  border-color: rgba(79, 70, 229, 0.2);
  box-shadow: var(--shadow-md);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  gap: 1rem;
  transition: color var(--transition-fast);
}

.faq-item.active .faq-question {
  color: var(--primary);
}

.faq-question .faq-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-base);
  color: var(--text-muted);
  font-size: 0.75rem;
}

.faq-item.active .faq-icon {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 1.5rem 1.25rem;
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.95rem;
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  top: -200px;
  right: -150px;
  border-radius: 50%;
  pointer-events: none;
}

.cta-section::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  bottom: -150px;
  left: -100px;
  border-radius: 50%;
  pointer-events: none;
}

.cta-container {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: 2.75rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.cta-desc {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.btn-white {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-white:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.btn-white-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.5);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-white-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  transform: translateY(-3px);
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--text-primary);
  color: rgba(255, 255, 255, 0.7);
  padding: 4rem 0 0;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand-desc {
  line-height: 1.8;
  margin-top: 1rem;
  font-size: 0.95rem;
}

.footer-heading {
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-links a:hover {
  color: #fff;
}

.footer-links a i {
  font-size: 0.7rem;
  opacity: 0.5;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom .copyright {
  font-size: 0.9rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: all var(--transition-base);
  font-size: 1rem;
}

.footer-social a:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

/* ---------- About Page ---------- */
.about-hero {
  background: linear-gradient(180deg, #EEF2FF 0%, #FFFFFF 100%);
  padding: 8rem 0 4rem;
}

.about-section {
  padding: 3rem 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-content h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.about-content p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.value-card {
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.value-card:hover {
  background: var(--bg-white);
  box-shadow: var(--shadow-md);
}

.value-icon {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.value-card h4 {
  font-weight: 700;
  margin-bottom: 0.5rem;
}

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

/* ---------- Contact Page ---------- */
.contact-hero {
  background: linear-gradient(180deg, #EEF2FF 0%, #FFFFFF 100%);
  padding: 8rem 0 4rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-info-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  transition: all var(--transition-base);
}

.contact-info-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(79, 70, 229, 0.15);
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(79, 70, 229, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-info-card h4 {
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.contact-info-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin: 0;
}

.contact-form-wrapper {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: all var(--transition-fast);
  background: var(--bg-light);
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
  background: var(--bg-white);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

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

.btn-submit {
  width: 100%;
  padding: 0.875rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  border: none;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
}

/* ---------- Page Header (About/Contact) ---------- */
.page-header {
  text-align: center;
  margin-bottom: 3rem;
}

.page-header h1 {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.page-header .breadcrumb {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.page-header .breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-header .breadcrumb a:hover {
  color: var(--primary);
}

.page-header .breadcrumb .separator {
  color: var(--text-muted);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

  .hero-desc {
    margin: 0 auto 2rem;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-title {
    font-size: 2.75rem;
  }

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

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

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

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

  .about-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-menu {
    display: flex;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .hero-desc {
    font-size: 1rem;
  }

  .hero-floating-card {
    display: none;
  }

  .section-title {
    font-size: 2rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

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

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

  .values-grid {
    grid-template-columns: 1fr;
  }

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

  .cta-title {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.75rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

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

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .cta-buttons > * {
    width: 100%;
    justify-content: center;
  }
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #10B981;
  color: #fff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-base);
  pointer-events: none;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.error {
  background: #EF4444;
}