/* ============================================================
   TRIP HUB — Landing Page Styles
   Premium dark design with animated gradients
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,700;0,900;1,400&display=swap');

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

:root {
  --bg: #07080f;
  --bg-card: rgba(255,255,255,0.04);
  --text: #e8e8ef;
  --text-dim: rgba(255,255,255,0.5);
  --glass: rgba(255,255,255,0.06);
  --glass-border: rgba(255,255,255,0.1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---- Animated Background ---- */
.hub-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
}

.hub-bg::before {
  content: '';
  position: absolute;
  width: 150vmax; height: 150vmax;
  top: -40%; left: -25%;
  background: radial-gradient(ellipse at 30% 20%, rgba(0,255,136,0.06) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 70%, rgba(255,140,66,0.05) 0%, transparent 50%),
              radial-gradient(ellipse at 50% 50%, rgba(0,195,255,0.03) 0%, transparent 60%);
  animation: hub-drift 25s ease-in-out infinite alternate;
}

@keyframes hub-drift {
  0% { transform: translate(0, 0) rotate(0deg); }
  100% { transform: translate(-5%, 3%) rotate(15deg); }
}

/* ---- Floating Particles ---- */
.hub-particles {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
}

.hub-particle {
  position: absolute;
  width: 3px; height: 3px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  animation: particle-float linear infinite;
}

@keyframes particle-float {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-20vh) scale(1); opacity: 0; }
}

/* ---- Main Container ---- */
.hub-container {
  position: relative; z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* ---- Header ---- */
.hub-header {
  text-align: center;
  margin-bottom: 56px;
  animation: fadeInUp 0.8s ease both;
}

.hub-icon {
  font-size: 48px;
  margin-bottom: 16px;
  display: block;
  animation: float-icon 3s ease-in-out infinite;
}

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

.hub-pretitle {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 12px;
}

.hub-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.15;
  background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}

.hub-subtitle {
  font-size: 16px;
  color: var(--text-dim);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ---- Trip Grid ---- */
.trip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
  width: 100%;
  animation: fadeInUp 0.8s ease 0.2s both;
}

/* ---- Trip Card ---- */
.trip-card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1), box-shadow 0.4s ease, border-color 0.3s ease;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
}

.trip-card:hover {
  transform: translateY(-8px) scale(1.01);
  border-color: rgba(255,255,255,0.2);
}

.trip-card--srilanka:hover {
  box-shadow: 0 20px 60px rgba(255,140,66,0.15), 0 0 80px rgba(255,140,66,0.05);
}

.trip-card--islanda:hover {
  box-shadow: 0 20px 60px rgba(0,255,136,0.15), 0 0 80px rgba(0,255,136,0.05);
}

/* Card Image */
.trip-card-image {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.trip-card-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16,1,0.3,1);
}

.trip-card:hover .trip-card-image img {
  transform: scale(1.08);
}

.trip-card-image::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(7,8,15,0.9) 0%, rgba(7,8,15,0.3) 50%, transparent 100%);
}

.trip-card-flag {
  position: absolute;
  top: 16px; left: 16px;
  font-size: 36px;
  z-index: 2;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
}

.trip-card-order {
  position: absolute;
  top: 16px; right: 16px;
  z-index: 2;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.trip-card--srilanka .trip-card-order {
  background: rgba(255,140,66,0.2);
  color: #ff8c42;
  border: 1px solid rgba(255,140,66,0.3);
}

.trip-card--islanda .trip-card-order {
  background: rgba(0,255,136,0.15);
  color: #00ff88;
  border: 1px solid rgba(0,255,136,0.3);
}

/* Card Content */
.trip-card-content {
  padding: 24px;
  position: relative;
}

.trip-card-destination {
  font-family: 'Playfair Display', serif;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 4px;
}

.trip-card--srilanka .trip-card-destination {
  background: linear-gradient(135deg, #ff8c42, #ffd700);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.trip-card--islanda .trip-card-destination {
  background: linear-gradient(135deg, #00ff88, #00c3ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.trip-card-tagline {
  font-size: 14px;
  color: var(--text-dim);
  margin-bottom: 20px;
  line-height: 1.5;
}

/* Card Meta Info */
.trip-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.trip-card-meta-item {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.05);
  padding: 6px 12px;
  border-radius: 8px;
}

.trip-card-meta-item span:first-child {
  font-size: 14px;
}

/* Countdown mini */
.trip-card-countdown {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

.trip-countdown-item {
  text-align: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 8px 12px;
  min-width: 56px;
}

.trip-countdown-num {
  display: block;
  font-size: 22px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.trip-card--srilanka .trip-countdown-num { color: #ff8c42; }
.trip-card--islanda .trip-countdown-num { color: #00ff88; }

.trip-countdown-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  margin-top: 2px;
}

/* CTA Button */
.trip-card-cta {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%;
  padding: 14px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.5px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.trip-card--srilanka .trip-card-cta {
  background: linear-gradient(135deg, rgba(255,140,66,0.15), rgba(255,215,0,0.1));
  color: #ff8c42;
  border: 1px solid rgba(255,140,66,0.2);
}

.trip-card--srilanka .trip-card-cta:hover {
  background: linear-gradient(135deg, rgba(255,140,66,0.25), rgba(255,215,0,0.15));
  box-shadow: 0 4px 20px rgba(255,140,66,0.2);
}

.trip-card--islanda .trip-card-cta {
  background: linear-gradient(135deg, rgba(0,255,136,0.12), rgba(0,195,255,0.08));
  color: #00ff88;
  border: 1px solid rgba(0,255,136,0.2);
}

.trip-card--islanda .trip-card-cta:hover {
  background: linear-gradient(135deg, rgba(0,255,136,0.2), rgba(0,195,255,0.12));
  box-shadow: 0 4px 20px rgba(0,255,136,0.2);
}

.trip-card-cta-arrow {
  transition: transform 0.3s ease;
}

.trip-card:hover .trip-card-cta-arrow {
  transform: translateX(4px);
}

/* ---- Footer ---- */
.hub-footer {
  margin-top: 64px;
  padding: 24px;
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hub-footer-heart {
  color: #ff6b8a;
  display: inline-block;
  animation: heartbeat 2s ease-in-out infinite;
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  25% { transform: scale(1.2); }
  50% { transform: scale(1); }
  75% { transform: scale(1.1); }
}

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

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .hub-container { padding: 40px 16px; }
  .hub-header { margin-bottom: 40px; }
  .trip-grid { grid-template-columns: 1fr; gap: 24px; }
  .trip-card-image { height: 200px; }
  .hub-footer { margin-top: 40px; }
}