/* ===================================
   网际快车机场 - 主样式文件
   深海航行主题设计
   =================================== */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700;900&family=Orbitron:wght@400;700;900&display=swap');

:root {
  --primary: #f5a623;
  --primary-dark: #e8940f;
  --primary-light: #ffc34d;
  --secondary: #1a1f3a;
  --accent: #00d4ff;
  --accent2: #7b61ff;
  --bg-deep: #050a1a;
  --bg-dark: #0a1228;
  --bg-card: rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.08);
  --glass: rgba(255,255,255,0.05);
  --glass-border: rgba(255,255,255,0.1);
  --text-primary: #ffffff;
  --text-secondary: rgba(255,255,255,0.7);
  --text-muted: rgba(255,255,255,0.4);
  --gold: #f5a623;
  --gold-gradient: linear-gradient(135deg, #f5a623, #ffd700, #f5a623);
  --ocean-gradient: linear-gradient(180deg, #050a1a 0%, #0a1228 50%, #0d1a3a 100%);
  --card-radius: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-glow: 0 0 30px rgba(245,166,35,0.3);
  --shadow-blue: 0 0 30px rgba(0,212,255,0.2);
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: 'Noto Sans SC', -apple-system, sans-serif;
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ===== Canvas Background ===== */
#particles-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(5,10,26,0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition);
}

.navbar.scrolled {
  padding: 12px 40px;
  background: rgba(5,10,26,0.95);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-logo-icon {
  width: 42px;
  height: 42px;
  background: var(--gold-gradient);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: var(--shadow-glow);
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.nav-logo-text .brand {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
}

.nav-logo-text .tagline {
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

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

.nav-links a:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  background: var(--gold-gradient);
  color: #1a0e00 !important;
  padding: 10px 24px !important;
  border-radius: 50px !important;
  font-weight: 700 !important;
  box-shadow: var(--shadow-glow);
  transition: var(--transition) !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(245,166,35,0.5) !important;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

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

/* ===== Hero Section ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 20px 80px;
  overflow: hidden;
}

.hero-bg-waves {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 300px;
  opacity: 0.15;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,166,35,0.1);
  border: 1px solid rgba(245,166,35,0.3);
  border-radius: 50px;
  padding: 8px 20px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 500;
  margin-bottom: 24px;
  animation: fadeInDown 0.8s ease;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 1.5s ease infinite;
}

.hero-title {
  font-size: clamp(38px, 7vw, 80px);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 16px;
  animation: fadeInUp 0.8s ease 0.1s both;
}

.hero-title .line1 {
  display: block;
  color: var(--text-primary);
}

.hero-title .line2 {
  display: block;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: shimmer 3s ease infinite, fadeInUp 0.8s ease 0.1s both;
}

.hero-subtitle {
  font-size: clamp(16px, 2.5vw, 22px);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 40px;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gold-gradient);
  color: #1a0e00;
  padding: 16px 36px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  box-shadow: 0 8px 32px rgba(245,166,35,0.4);
  transition: var(--transition);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.5s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(245,166,35,0.6);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--text-primary);
  padding: 15px 36px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  border: 1px solid var(--glass-border);
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--glass);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 64px;
  animation: fadeInUp 0.8s ease 0.4s both;
  flex-wrap: wrap;
}

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

.stat-number {
  display: block;
  font-size: 32px;
  font-weight: 900;
  color: var(--primary);
  font-family: 'Orbitron', monospace;
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 1px;
}

/* ===== Section Commons ===== */
.section {
  position: relative;
  z-index: 1;
  padding: 100px 20px;
}

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

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

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,166,35,0.08);
  border: 1px solid rgba(245,166,35,0.2);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 12px;
  color: var(--primary);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-title span {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== Features Section ===== */
.features-section {
  background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-dark) 100%);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  cursor: default;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gold-gradient);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(245,166,35,0.3);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), var(--shadow-glow);
}

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

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 20px;
  background: rgba(245,166,35,0.1);
  border: 1px solid rgba(245,166,35,0.2);
}

.feature-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.feature-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== Pricing Section ===== */
.pricing-section {
  background: var(--bg-dark);
}

.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
}

.toggle-label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
}

.toggle-switch {
  position: relative;
  width: 56px;
  height: 28px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.toggle-switch.active {
  background: rgba(245,166,35,0.2);
  border-color: var(--primary);
}

.toggle-switch .knob {
  position: absolute;
  top: 3px; left: 3px;
  width: 20px; height: 20px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: var(--transition);
}

.toggle-switch.active .knob {
  transform: translateX(28px);
  background: var(--primary);
}

.toggle-discount {
  background: rgba(245,166,35,0.1);
  border: 1px solid rgba(245,166,35,0.3);
  color: var(--primary);
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
}

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

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

.pricing-card.featured {
  background: linear-gradient(135deg, rgba(245,166,35,0.08) 0%, rgba(245,166,35,0.02) 100%);
  border-color: rgba(245,166,35,0.5);
  transform: scale(1.04);
  box-shadow: 0 30px 80px rgba(0,0,0,0.4), 0 0 40px rgba(245,166,35,0.15);
}

.pricing-card:hover:not(.featured) {
  transform: translateY(-8px);
  border-color: rgba(245,166,35,0.3);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.featured-badge {
  position: absolute;
  top: -1px; left: 50%;
  transform: translateX(-50%);
  background: var(--gold-gradient);
  color: #1a0e00;
  padding: 6px 20px;
  border-radius: 0 0 12px 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  white-space: nowrap;
}

.plan-tier {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.plan-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.plan-name span {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 400;
}

.plan-price {
  margin: 20px 0;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.price-currency {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
}

.price-amount {
  font-size: 52px;
  font-weight: 900;
  color: var(--primary);
  font-family: 'Orbitron', monospace;
  line-height: 1;
}

.price-period {
  font-size: 14px;
  color: var(--text-muted);
}

.plan-divider {
  height: 1px;
  background: var(--glass-border);
  margin: 24px 0;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--text-secondary);
}

.feature-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(245,166,35,0.15);
  border: 1px solid rgba(245,166,35,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 11px;
  color: var(--primary);
  margin-top: 1px;
}

.btn-plan {
  display: block;
  width: 100%;
  text-align: center;
  padding: 14px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-plan-primary {
  background: var(--gold-gradient);
  color: #1a0e00;
  box-shadow: 0 8px 24px rgba(245,166,35,0.4);
}

.btn-plan-primary:hover {
  box-shadow: 0 12px 36px rgba(245,166,35,0.6);
  transform: translateY(-2px);
}

.btn-plan-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid rgba(245,166,35,0.4);
}

.btn-plan-outline:hover {
  background: rgba(245,166,35,0.1);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.btn-plan::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: left 0.5s ease;
}

.btn-plan:hover::before {
  left: 100%;
}

/* ===== Reviews Section ===== */
.reviews-section {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-deep) 100%);
  overflow: hidden;
}

.reviews-track-wrapper {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}

.reviews-track {
  display: flex;
  gap: 24px;
  animation: scroll-reviews 40s linear infinite;
  width: max-content;
}

.reviews-track:hover {
  animation-play-state: paused;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  padding: 28px;
  width: 320px;
  flex-shrink: 0;
  transition: var(--transition);
}

.review-card:hover {
  border-color: rgba(245,166,35,0.3);
  background: var(--bg-card-hover);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.review-info .name {
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 2px;
}

.review-info .meta {
  font-size: 12px;
  color: var(--text-muted);
}

.review-stars {
  color: var(--primary);
  font-size: 14px;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.review-plan-tag {
  display: inline-block;
  margin-top: 14px;
  background: rgba(245,166,35,0.1);
  border: 1px solid rgba(245,166,35,0.2);
  color: var(--primary);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 600;
}

/* ===== FAQ Section ===== */
.faq-section {
  background: var(--bg-deep);
}

.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.open {
  border-color: rgba(245,166,35,0.3);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  gap: 16px;
  transition: var(--transition);
}

.faq-question:hover {
  background: var(--glass);
}

.faq-q-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(245,166,35,0.1);
  border: 1px solid rgba(245,166,35,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
  font-size: 18px;
  transition: transform 0.3s ease;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: rgba(245,166,35,0.2);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 400px;
}

.faq-a-text {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  border-top: 1px solid var(--glass-border);
  padding-top: 16px;
}

/* ===== Articles Section ===== */
.articles-section {
  background: var(--bg-dark);
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  display: block;
}

.article-card:hover {
  transform: translateY(-6px);
  border-color: rgba(245,166,35,0.3);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}

.article-thumb {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 56px;
  position: relative;
  overflow: hidden;
}

.article-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,18,40,0.9) 0%, transparent 60%);
}

.article-category {
  position: absolute;
  top: 12px; left: 12px;
  background: rgba(245,166,35,0.85);
  color: #1a0e00;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 700;
  z-index: 1;
}

.article-body {
  padding: 24px;
}

.article-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-excerpt {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 12px;
  color: var(--text-muted);
}

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

/* ===== CTA Banner ===== */
.cta-section {
  background: linear-gradient(135deg, rgba(245,166,35,0.1) 0%, rgba(123,97,255,0.05) 100%);
  border-top: 1px solid rgba(245,166,35,0.1);
  border-bottom: 1px solid rgba(245,166,35,0.1);
  padding: 100px 20px;
  text-align: center;
}

.cta-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 900;
  margin-bottom: 16px;
}

.cta-title span {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-desc {
  color: var(--text-secondary);
  font-size: 16px;
  max-width: 480px;
  margin: 0 auto 36px;
}

/* ===== Footer ===== */
.footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--glass-border);
  padding: 60px 20px 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-top: 16px;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col ul li a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s ease;
}

.footer-col ul li a:hover {
  color: var(--primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid var(--glass-border);
  font-size: 13px;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--primary);
}

/* ===== Floating Action ===== */
.float-btn {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 999;
  background: var(--gold-gradient);
  color: #1a0e00;
  padding: 14px 24px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  box-shadow: 0 8px 32px rgba(245,166,35,0.5);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  animation: float-pulse 2s ease infinite;
}

.float-btn:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 16px 48px rgba(245,166,35,0.7);
}

/* ===== Wave Dividers ===== */
.wave-divider {
  position: relative;
  height: 80px;
  overflow: hidden;
}

.wave-divider svg {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 100%;
}

/* ===== Scroll Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Animations ===== */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

@keyframes float-pulse {
  0%, 100% { box-shadow: 0 8px 32px rgba(245,166,35,0.5); }
  50% { box-shadow: 0 8px 48px rgba(245,166,35,0.8); }
}

@keyframes scroll-reviews {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes wave {
  0% { d: path("M0,60 C200,100 400,20 600,60 C800,100 1000,20 1200,60 L1200,80 L0,80 Z"); }
  50% { d: path("M0,40 C200,80 400,0 600,40 C800,80 1000,0 1200,40 L1200,80 L0,80 Z"); }
  100% { d: path("M0,60 C200,100 400,20 600,60 C800,100 1000,20 1200,60 L1200,80 L0,80 Z"); }
}

@keyframes ship-float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  25% { transform: translateY(-8px) rotate(1deg); }
  75% { transform: translateY(-4px) rotate(-1deg); }
}

/* ===== Speed Test / Node Map ===== */
.nodes-section {
  background: var(--bg-dark);
}

.nodes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}

.node-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 20px 16px;
  text-align: center;
  transition: var(--transition);
  cursor: default;
}

.node-card:hover {
  border-color: rgba(245,166,35,0.3);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

.node-flag {
  font-size: 32px;
  margin-bottom: 10px;
  display: block;
}

.node-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.node-speed {
  font-size: 12px;
  color: var(--primary);
  font-family: 'Orbitron', monospace;
}

.node-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: #4ade80;
  margin-top: 6px;
}

.node-dot {
  width: 6px;
  height: 6px;
  background: #4ade80;
  border-radius: 50%;
  animation: pulse 1.5s ease infinite;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .pricing-card.featured {
    transform: scale(1);
    order: -1;
  }

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

@media (max-width: 768px) {
  .navbar {
    padding: 14px 20px;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 70px; left: 0; right: 0;
    background: rgba(5,10,26,0.98);
    flex-direction: column;
    padding: 20px;
    gap: 20px;
    border-bottom: 1px solid var(--glass-border);
  }

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

  .hamburger {
    display: flex;
  }

  .hero-stats {
    gap: 28px;
  }

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

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

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

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

  .float-btn {
    bottom: 20px;
    right: 20px;
    padding: 12px 18px;
    font-size: 13px;
  }

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

@media (max-width: 480px) {
  .section {
    padding: 70px 16px;
  }

  .hero {
    padding: 100px 16px 60px;
  }

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

/* ===== Progress Bars ===== */
.progress-bar-container {
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
  height: 6px;
  overflow: hidden;
  margin-top: 6px;
}

.progress-bar {
  height: 100%;
  border-radius: 10px;
  background: var(--gold-gradient);
  width: 0;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Notification toast ===== */
.toast {
  position: fixed;
  top: 90px;
  right: 24px;
  background: rgba(10,18,40,0.95);
  border: 1px solid rgba(245,166,35,0.4);
  border-radius: 14px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 9999;
  transform: translateX(120%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  max-width: 300px;
}

.toast.show {
  transform: translateX(0);
}

.toast-icon {
  font-size: 20px;
}

.toast-text {
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 500;
}