/* ==============================================================================
   SMILX BIKE RENTAL - PLEIKU GIA LAI (bike.smilex.vn)
   Modern Highland Adventure Style
   ============================================================================== */
:root {
  --primary: #10b981;
  --primary-dark: #059669;
  --primary-glow: rgba(16, 185, 129, 0.4);
  --accent: #f59e0b;
  --accent-glow: rgba(245, 158, 11, 0.4);
  --bg-main: #090d16;
  --bg-card: rgba(15, 23, 42, 0.85);
  --border-card: rgba(255, 255, 255, 0.1);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', sans-serif;
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
}

/* CONTAINER */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* NAVBAR */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 13, 22, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-card);
  padding: 14px 0;
}
.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #fff;
}
.brand-icon {
  font-size: 26px;
  filter: drop-shadow(0 0 10px var(--primary-glow));
}
.brand-title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(135deg, #fff 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.brand-sub {
  font-size: 10px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 1px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.lang-toggle-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-card);
  color: #fff;
  padding: 6px 12px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}
.lang-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}
.btn-book-nav {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 8px 18px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  font-size: 13px;
  box-shadow: 0 4px 15px var(--primary-glow);
  transition: all 0.2s ease;
}
.btn-book-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

/* HERO SECTION */
.hero {
  position: relative;
  padding: 60px 0 40px;
  overflow: hidden;
  text-align: center;
}
.hero-glow {
  position: absolute;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
  filter: blur(100px);
  z-index: 0;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid var(--primary);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 20px;
}
.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(32px, 5vw, 54px);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 16px;
  color: #ffffff;
}
.hero-title span {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-desc {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 30px;
}

.hero-cta-group {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 14px 28px;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 800;
  font-size: 16px;
  box-shadow: 0 8px 25px var(--primary-glow);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px var(--primary-glow);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-card);
  color: #fff;
  padding: 14px 24px;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* PRICE BANNER CARD */
.price-showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 50px;
}
.price-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 20px;
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
  transition: all 0.3s ease;
}
.price-card.featured {
  border-color: var(--primary);
  box-shadow: 0 10px 40px var(--primary-glow);
}
.price-card:hover {
  transform: translateY(-5px);
}
.card-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--accent);
  color: #000;
  font-size: 11px;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 99px;
  text-transform: uppercase;
}
.price-plan-name {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 8px;
}
.price-figure {
  font-family: var(--font-heading);
  font-size: 40px;
  font-weight: 900;
  color: #fff;
  line-height: 1;
  margin-bottom: 4px;
}
.price-figure span {
  font-size: 15px;
  color: var(--text-muted);
  font-weight: 600;
}
.price-usd {
  font-size: 13px;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 16px;
}
.price-features {
  list-style: none;
  text-align: left;
  border-top: 1px solid var(--border-card);
  padding-top: 16px;
}
.price-features li {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.price-features li::before {
  content: "✓";
  color: var(--primary);
  font-weight: 900;
}

/* SECTION COMMON */
.section {
  padding: 60px 0;
}
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 40px;
}
.section-tag {
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}
.section-title {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 800;
  color: #fff;
}
.section-desc {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 8px;
}

/* FREE INCLUSIONS GRID */
.inclusions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.inclusion-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
  transition: all 0.2s ease;
}
.inclusion-card:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
}
.inclusion-icon {
  font-size: 32px;
  margin-bottom: 10px;
}
.inclusion-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
  color: #fff;
}
.inclusion-desc {
  font-size: 13px;
  color: var(--text-muted);
}

/* SCENIC ROUTES CARDS */
.routes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.route-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 20px;
  padding: 24px;
  position: relative;
  transition: all 0.3s ease;
}
.route-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 30px var(--accent-glow);
}
.route-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}
.route-distance {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 99px;
}
.route-name {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
}
.route-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* CALCULATOR CARD */
.calculator-box {
  background: linear-gradient(145deg, rgba(16, 185, 129, 0.1) 0%, rgba(15, 23, 42, 0.9) 100%);
  border: 1.5px solid var(--primary);
  border-radius: 24px;
  padding: 30px;
  max-width: 650px;
  margin: 0 auto;
  box-shadow: 0 10px 40px var(--primary-glow);
}
.calc-days-slider {
  width: 100%;
  margin: 20px 0;
  accent-color: var(--primary);
}
.calc-result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0,0,0,0.3);
  padding: 16px 20px;
  border-radius: 14px;
  margin-top: 16px;
}
.calc-total {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 900;
  color: var(--primary);
}

/* BOOKING MODAL & FORM */
.booking-form {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 24px;
  padding: 32px;
  max-width: 650px;
  margin: 0 auto;
}
.form-group {
  margin-bottom: 16px;
}
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-muted);
}
.form-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-card);
  padding: 12px 16px;
  border-radius: 12px;
  color: #fff;
  font-size: 15px;
  outline: none;
  font-family: var(--font-sans);
}
.form-input:focus {
  border-color: var(--primary);
}
.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* FAQ SECTION */
.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 20px;
}
.faq-question {
  font-size: 16px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
}
.faq-answer {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--border-card);
  padding: 40px 0 20px;
  text-align: center;
}
.footer-text {
  font-size: 13px;
  color: var(--text-muted);
}

/* FLOATING FAST CONTACT BAR */
.floating-bar {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid var(--primary);
  border-radius: 99px;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.8);
  z-index: 999;
}
.float-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
  color: #fff;
}
.float-btn.whatsapp { background: #25d366; color: #000; }
.float-btn.zalo { background: #0068ff; }
.float-btn.call { background: var(--primary); }

@media (max-width: 640px) {
  .form-grid-2 { grid-template-columns: 1fr; }
  .floating-bar { width: 92%; justify-content: space-around; padding: 6px 10px; }
  .float-btn { padding: 6px 12px; font-size: 12px; }
}