/* ============================================
   GLOBAL HEALTH TOURS LTD - Main Stylesheet
   Brand Color: #0D4D88 | White
   ============================================ */



:root {
  --primary: #0D4D88;
  --primary-dark: #083a68;
  --primary-light: #1a6ab8;
  --accent: #C8992A;
  --white: #ffffff;
  --off-white: #f4f8fd;
  --light-gray: #e8eef5;
  --text-dark: #1a2332;
  --text-mid: #4a5568;
  --text-light: #7a8ba0;
  --shadow-sm: 0 2px 8px rgba(13,77,136,0.08);
  --shadow-md: 0 8px 30px rgba(13,77,136,0.12);
  --shadow-lg: 0 20px 60px rgba(13,77,136,0.18);
  --radius: 12px;
  --radius-lg: 20px;
}

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

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

body {
  font-family: 'DM Sans', sans-serif;
  color: var(--text-dark);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}

@font-face {
    font-family: 'Novel Display';
    src: url('/fonts/fonnts.com-Novel_Display_Cnd_Bold.otf') format('opentype');
    font-weight: bold;
    font-style: normal;
}

/* ---- TYPOGRAPHY ---- */
h1, h2, h3, h4 { font-family: 'Novel Display', serif; line-height: 1.2; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
p { font-size: 1rem; line-height: 1.75; color: var(--text-mid); }

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ---- LAYOUT ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 90px 0; }
.section-alt { background: var(--off-white); }

.section-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  color: var(--primary);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-mid);
  max-width: 600px;
  margin-bottom: 50px;
}

.text-center { text-align: center; }
.text-center .section-subtitle { margin-left: auto; margin-right: auto; }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.7);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
}
.btn-white:hover {
  background: var(--off-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ---- NAVBAR ---- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--light-gray);
  transition: all 0.3s ease;
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 90px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo img {
  height: 120px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 8px;
}

.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-dark);
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: rgba(13,77,136,0.07);
}

.nav-cta {
  background: var(--primary) !important;
  color: var(--white) !important;
  border-radius: 50px !important;
  padding: 9px 22px !important;
}
.nav-cta:hover {
  background: var(--primary-dark) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ---- PAGE HERO ---- */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, #2a82c8 100%);
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.page-hero h1 { color: var(--white); margin-bottom: 12px; }
.page-hero p { color: rgba(255,255,255,0.8); font-size: 1.15rem; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
}
.breadcrumb a { color: rgba(255,255,255,0.65); }
.breadcrumb a:hover { color: white; }
.breadcrumb span { color: rgba(255,255,255,0.4); }

/* ---- CARDS ---- */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all 0.35s ease;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

/* ---- DIVIDER ---- */
.divider {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
  margin: 16px 0 24px;
}
.text-center .divider { margin-left: auto; margin-right: auto; }

/* ---- STATS ---- */
.stats-bar {
  background: var(--primary);
  padding: 40px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat-item h3 {
  font-family: 'Novel Display', serif;
  font-size: 2.4rem;
  color: var(--white);
  margin-bottom: 4px;
}
.stat-item p {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  margin: 0;
}

/* ---- FOOTER ---- */
footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.8);
  padding: 70px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 50px;
  padding-bottom: 50px;
}

.footer-brand img { height: 120px; margin-bottom: 16px; filter: brightness(0) invert(1); }
.footer-brand p { font-size: 0.9rem; color: rgba(255,255,255,0.55); line-height: 1.7; }

.footer-col h4 {
  font-family: 'Novel Display', serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,0.6); font-size: 0.92rem; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--white); }

.footer-contact p {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  margin-bottom: 10px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.footer-contact p svg { flex-shrink: 0; margin-top: 3px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}
.social-links a {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: all 0.2s;
}
.social-links a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

/* ---- ANIMATIONS ---- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 76px; left: 0; right: 0;
    background: white;
    padding: 20px;
    box-shadow: var(--shadow-md);
    border-top: 1px solid var(--light-gray);
    gap: 4px;
  }
  .nav-links.open a { display: block; padding: 12px 16px; }
  .hamburger { display: flex; }

  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}