/* ===== CSS VARIABLES ===== */
:root {
  --primary: #1a56ff;
  --primary-light: #4d7eff;
  --primary-dark: #0d3acc;
  --accent: #ff6b35;
  --accent-light: #ff8c5a;
  --success: #00d4aa;
  --text: #1a1a2e;
  --text-muted: #6b7280;
  --text-light: #9ca3af;
  --bg: #ffffff;
  --bg-soft: #f8faff;
  --bg-dark: #0d1117;
  --border: #e5e7eb;
  --border-light: #f3f4f6;
  --shadow: 0 4px 24px rgba(26, 86, 255, 0.08);
  --shadow-md: 0 8px 40px rgba(26, 86, 255, 0.12);
  --shadow-lg: 0 20px 60px rgba(26, 86, 255, 0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --max-width: 1200px;
  --header-h: 72px;
  --transition: 0.3s ease;
}

/* ===== RESET ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

img { max-width: 100%; }

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

/* ===== SECTIONS ===== */
.section {
  padding: 96px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(26, 86, 255, 0.35);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 86, 255, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.9rem;
}

.btn-full {
  width: 100%;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: box-shadow var(--transition);
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.header .container {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--text);
  flex-shrink: 0;
}

.logo-icon {
  font-size: 1.4rem;
}

.logo-text {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}

.nav-links a {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: all var(--transition);
}

.nav-links a:hover {
  color: var(--primary);
  background: rgba(26, 86, 255, 0.06);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.lang-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--text-muted);
  transition: all var(--transition);
  display: flex;
  gap: 4px;
}

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

.lang-zh, .lang-en, .lang-sep {
  transition: all var(--transition);
}

.lang-zh.active, .lang-en.active {
  color: var(--primary);
  font-weight: 600;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  padding: calc(var(--header-h) + 60px) 0 80px;
  background: linear-gradient(135deg, #0d1117 0%, #0f1f3d 50%, #0d1117 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* 动态网格背景 */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26, 86, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 86, 255, 0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 80%);
  animation: gridPulse 8s ease-in-out infinite;
}

@keyframes gridPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* 科技光晕 */
.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(26, 86, 255, 0.15) 0%, rgba(26, 86, 255, 0.05) 40%, transparent 70%);
  pointer-events: none;
  animation: glowPulse 6s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -150px;
  left: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, rgba(255, 107, 53, 0.03) 40%, transparent 70%);
  pointer-events: none;
  animation: glowPulse 8s ease-in-out infinite 2s;
}

@keyframes glowPulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.1); opacity: 1; }
}

/* 浮动粒子 */
.particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--primary-light);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat linear infinite;
}

.particle:nth-child(1) { left: 10%; animation-duration: 12s; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; animation-duration: 18s; animation-delay: 2s; }
.particle:nth-child(3) { left: 35%; animation-duration: 14s; animation-delay: 4s; }
.particle:nth-child(4) { left: 50%; animation-duration: 20s; animation-delay: 1s; }
.particle:nth-child(5) { left: 65%; animation-duration: 16s; animation-delay: 3s; }
.particle:nth-child(6) { left: 80%; animation-duration: 22s; animation-delay: 5s; }
.particle:nth-child(7) { left: 90%; animation-duration: 15s; animation-delay: 0.5s; }

@keyframes particleFloat {
  0% { bottom: -10px; opacity: 0; transform: translateX(0); }
  10% { opacity: 0.6; }
  90% { opacity: 0.6; }
  100% { bottom: 110%; opacity: 0; transform: translateX(40px); }
}

/* 数据流线条 */
.data-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.data-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(26, 86, 255, 0.3), transparent);
  animation: dataFlow linear infinite;
}

.data-line-1 { top: 20%; width: 40%; left: -40%; animation-duration: 8s; }
.data-line-2 { top: 40%; width: 30%; left: -30%; animation-duration: 12s; animation-delay: 3s; }
.data-line-3 { top: 60%; width: 50%; left: -50%; animation-duration: 10s; animation-delay: 6s; }
.data-line-4 { top: 80%; width: 25%; left: -25%; animation-duration: 15s; animation-delay: 1s; }

@keyframes dataFlow {
  0% { transform: translateX(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateX(400vw); opacity: 0; }
}

/* 角落装饰线 */
.corner-decor {
  position: absolute;
  width: 120px;
  height: 120px;
  pointer-events: none;
  opacity: 0.3;
}

.corner-decor::before,
.corner-decor::after {
  content: '';
  position: absolute;
  background: var(--primary);
}

.corner-decor.top-left { top: 80px; left: 0; }
.corner-decor.top-left::before { top: 0; left: 0; width: 60px; height: 2px; }
.corner-decor.top-left::after { top: 0; left: 0; width: 2px; height: 60px; }

.corner-decor.bottom-right { bottom: 40px; right: 0; }
.corner-decor.bottom-right::before { bottom: 0; right: 0; width: 60px; height: 2px; }
.corner-decor.bottom-right::after { bottom: 0; right: 0; width: 2px; height: 60px; }

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(26, 86, 255, 0.2);
  color: #4d7eff;
  border: 1px solid rgba(77, 126, 255, 0.3);
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
  box-shadow: 0 0 20px rgba(26, 86, 255, 0.2);
  animation: badgeGlow 3s ease-in-out infinite;
}

@keyframes badgeGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(26, 86, 255, 0.2); }
  50% { box-shadow: 0 0 30px rgba(26, 86, 255, 0.4); }
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin-bottom: 20px;
}

.hero-title span {
  background: linear-gradient(135deg, #4d7eff, #ff6b35);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-btns {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.hero-trust {
  display: flex;
  gap: 24px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
  flex-wrap: wrap;
}

.hero-trust span {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Globe */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.globe-wrapper {
  position: relative;
  width: 100%;
  max-width: 480px;
  filter: drop-shadow(0 0 40px rgba(26, 86, 255, 0.3));
  animation: globeGlow 4s ease-in-out infinite;
}

@keyframes globeGlow {
  0%, 100% { filter: drop-shadow(0 0 40px rgba(26, 86, 255, 0.3)); }
  50% { filter: drop-shadow(0 0 60px rgba(26, 86, 255, 0.5)); }
}

.globe-svg {
  width: 100%;
  animation: floatGlobe 6s ease-in-out infinite;
}

@keyframes floatGlobe {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

.pulse-node {
  animation: pulseNode 2s ease-in-out infinite;
}

@keyframes pulseNode {
  0%, 100% { r: inherit; opacity: 1; }
  50% { opacity: 0.6; }
}

.float-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(26, 86, 255, 0.3);
  border-radius: var(--radius);
  padding: 10px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 20px rgba(26, 86, 255, 0.15), 0 0 1px rgba(26, 86, 255, 0.2);
  animation: floatCard 4s ease-in-out infinite;
  white-space: nowrap;
  backdrop-filter: blur(8px);
}

.float-card-1 {
  top: 15%;
  left: -10%;
  animation-delay: 0s;
}

.float-card-2 {
  bottom: 25%;
  right: -8%;
  animation-delay: 1.5s;
}

.float-card-3 {
  bottom: 10%;
  left: 5%;
  animation-delay: 0.8s;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-8px) rotate(1deg); }
}

.float-icon {
  font-size: 1.1rem;
}

/* ===== STATS ===== */
.stats {
  background: linear-gradient(135deg, #0d1117 0%, #1a2744 50%, #0d1117 100%);
  padding: 60px 0;
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(26, 86, 255, 0.5), transparent);
}

.stats::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.3), transparent);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stat-item {
  text-align: center;
  padding: 32px 24px;
  border-right: 1px solid rgba(255,255,255,0.08);
  position: relative;
}

.stat-item:last-child {
  border-right: none;
}

.stat-number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 8px;
  background: linear-gradient(135deg, #fff, var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
}

/* ===== SERVICES ===== */
.services {
  background: var(--bg);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(26, 86, 255, 0.03) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--border-light);
  transition: all var(--transition);
  cursor: default;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(26, 86, 255, 0.2);
}

.service-icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ===== CHANNELS ===== */
.channels {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 50%, var(--bg) 100%);
}

.tab-nav {
  display: flex;
  gap: 8px;
  margin-bottom: 36px;
  border-bottom: 2px solid var(--border-light);
  overflow-x: auto;
  padding-bottom: 0;
  scrollbar-width: none;
}

.tab-nav::-webkit-scrollbar {
  display: none;
}

.tab-btn {
  padding: 12px 24px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

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

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeTab 0.3s ease;
}

@keyframes fadeTab {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.countries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 36px;
}

.country-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--bg-soft);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  border: 1px solid var(--border-light);
  transition: all var(--transition);
}

.country-item:hover {
  background: rgba(26, 86, 255, 0.06);
  border-color: rgba(26, 86, 255, 0.2);
}

.flag {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.channel-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.channel-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.channel-table th {
  padding: 14px 20px;
  background: var(--bg-soft);
  text-align: left;
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.channel-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text);
}

.channel-table tr:last-child td {
  border-bottom: none;
}

.channel-table tbody tr:hover {
  background: rgba(26, 86, 255, 0.03);
}

/* ===== METHODS ===== */
.methods {
  background: linear-gradient(135deg, #0f1f3d 0%, #0d1117 100%);
  position: relative;
  overflow: hidden;
}

.methods::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(26, 86, 255, 0.05) 1px, transparent 1px);
  background-size: 20px 20px;
  pointer-events: none;
}

/* Dark section text overrides */
.methods .section-header h2,
.methods .section-header p {
  color: rgba(255, 255, 255, 0.9);
}

.method-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.method-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(26, 86, 255, 0.4);
}

.generic-logo {
  color: rgba(255, 255, 255, 0.9);
}

.visa-logo {
  color: #fff;
}

.paypal-logo {
  color: #fff;
}

.mc-text {
  color: rgba(255, 255, 255, 0.9);
}

.methods-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.method-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid var(--border-light);
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.method-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(26, 86, 255, 0.2);
}

.method-logo {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.visa-logo {
  font-size: 1.6rem;
  font-style: italic;
  color: #1a1f71;
  letter-spacing: -0.02em;
}

.mc-logo {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-direction: column;
}

.mc-circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-block;
}

.mc-red { background: #eb001b; }
.mc-yellow { background: #f79e1b; margin-left: -10px; mix-blend-mode: multiply; }

.mc-logo {
  flex-direction: row;
  align-items: center;
}

.mc-text {
  font-size: 0.75rem;
  color: #252525;
  font-weight: 700;
  margin-left: 6px;
}

.paypal-logo {
  color: #003087;
  font-weight: 800;
  font-style: italic;
}

.generic-logo {
  color: var(--text);
  font-size: 0.95rem;
}

/* ===== WHY US ===== */
.why-us {
  background: linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
}

.comparison-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.comparison-table th {
  padding: 20px 24px;
  text-align: left;
  font-weight: 700;
  font-size: 1rem;
  border-bottom: 2px solid var(--border);
}

.comparison-table th:first-child {
  background: var(--bg-soft);
  color: var(--text-muted);
}

.comparison-table th.pago-col {
  background: linear-gradient(135deg, rgba(26, 86, 255, 0.08), rgba(26, 86, 255, 0.04));
  color: var(--primary);
}

.comparison-table th.other-col {
  background: var(--bg-soft);
  color: var(--text-muted);
}

.logo-icon-sm {
  font-size: 1.1rem;
}

.comparison-table td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table td.pago-col {
  background: rgba(26, 86, 255, 0.02);
  color: var(--text);
}

.comparison-table td.other-col {
  color: var(--text-muted);
}

.comparison-table tbody tr:hover td {
  background: rgba(26, 86, 255, 0.04);
}

.check {
  display: inline-flex;
  width: 20px;
  height: 20px;
  background: var(--success);
  color: #fff;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  margin-right: 8px;
  flex-shrink: 0;
}

.cross {
  display: inline-flex;
  width: 20px;
  height: 20px;
  background: #ff4d4f;
  color: #fff;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  margin-right: 8px;
  flex-shrink: 0;
}

/* ===== QUALIFICATIONS ===== */
.qualifications {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
}

.quals-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.qual-badge {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  border: 1px solid var(--border-light);
  transition: all var(--transition);
}

.qual-badge:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(26, 86, 255, 0.2);
}

.qual-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.qual-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.qual-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ===== CONTACT ===== */
.contact {
  background: linear-gradient(135deg, #f0f4ff 0%, #f8faff 50%, #fff8f5 100%);
  position: relative;
}

.contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26, 86, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 86, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.contact-info > p {
  color: var(--text-muted);
  margin-bottom: 36px;
  line-height: 1.7;
}

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

.contact-channel {
  display: flex;
  align-items: center;
  gap: 16px;
}

.ch-icon {
  font-size: 1.5rem;
  width: 48px;
  height: 48px;
  background: rgba(26, 86, 255, 0.08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ch-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.ch-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.contact-form-wrap {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
}

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

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

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.form-group input,
.form-group select {
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg-soft);
  transition: all var(--transition);
  outline: none;
  font-family: inherit;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(26, 86, 255, 0.1);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 72px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.5);
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all var(--transition);
}

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

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

.footer-disclaimer {
  font-size: 0.8rem !important;
}

/* ===== TOAST ===== */
.toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  background: var(--text);
  color: #fff;
  padding: 16px 32px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 500;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 9999;
  white-space: nowrap;
}

.toast.show {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
}

/* ===== SCROLL 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);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .methods-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }

  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 20px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform var(--transition);
    z-index: 999;
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .nav-links a {
    padding: 12px 16px;
    width: 100%;
  }

  .hero .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-visual {
    order: -1;
  }

  .globe-wrapper {
    max-width: 320px;
  }

  .hero-btns {
    flex-direction: column;
  }

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

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

  .stat-item {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }

  .stat-item:nth-child(odd) {
    border-right: 1px solid rgba(255,255,255,0.08);
  }

  .stat-item:last-child,
  .stat-item:nth-last-child(2):nth-child(odd) {
    border-bottom: none;
  }

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

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

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

  .contact-wrap {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-form-wrap {
    padding: 28px 24px;
  }

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

  .comparison-table th,
  .comparison-table td {
    padding: 14px 16px;
    font-size: 0.88rem;
  }

  .float-card-1 { left: -5%; }
  .float-card-2 { right: -5%; }

  .toast {
    left: 16px;
    right: 16px;
    top: 50%;
    transform: translateY(-50%) scale(0.9);
    white-space: normal;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .quals-grid {
    grid-template-columns: 1fr;
  }

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

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

  .section-header h2 {
    font-size: 1.6rem;
  }

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