:root {
  --primary: #4f46e5;
  --primary-light: #6366f1;
  --secondary: #0ea5e9;
  --accent: #f43f5e;
  --bg-main: #ffffff;
  --bg-soft: #f8fafc;
  --bg-card: rgba(255, 255, 255, 0.7);
  --glass-bg: rgba(255, 255, 255, 0.8);
  --glass-border: rgba(255, 255, 255, 0.3);
  --text-main: #0f172a;
  --text-dim: #64748b;
  --border-color: #e2e8f0;
  --font-main: 'Outfit', sans-serif;
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

body {
  background-color: #ffffff;
  color: var(--text-main);
font-family: "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}/* Navbar */
.custom-navbar {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  margin: 20px auto;
  width: 90%;
  padding: 12px 24px;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-smooth);
}

/* Logo */
.navbar-brand {
  gap: 12px;
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: white;
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.logo-text {
  font-weight: 700;
  font-size: 24px;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

/* Links */
.nav-link {
  color: var(--text-dim) !important;
  margin: 0 15px;
  font-weight: 500;
  font-size: 16px;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition-smooth);
  transform: translateX(-50%);
}

.nav-link:hover {
  color: var(--primary) !important;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 20px;
}

.nav-link.active {
  color: var(--primary) !important;
}

/* Button */
.book-btn {
  background: var(--primary);
  color: white !important;
  padding: 12px 28px;
  border-radius: 14px;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.4);
  transition: var(--transition-smooth);
  border: none;
}

.book-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.6);
  background: var(--primary-light);
}
/* footer */
.footer-dark {
  background: var(--text-main);
  padding: 100px 0 40px;
  color: #94a3b8;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 24px;
  color: white;
}

.footer-logo i {
  background: var(--primary);
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.footer-text {
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 300px;
}

.footer-title {
  color: white;
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 24px;
}

.footer-links {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 14px;
}

.footer-links a {
  text-decoration: none;
  color: #94a3b8;
  font-size: 16px;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: white;
  padding-left: 8px;
}

.social-icons {
  display: flex;
  gap: 16px;
}

.social-icons a {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
  transition: var(--transition-smooth);
}

.social-icons a:hover {
  background: var(--primary);
  transform: translateY(-5px);
}

.footer-line {
  margin: 60px 0 30px;
  border-color: rgba(255, 255, 255, 0.05);
}

.copyright {
  font-size: 14px;
  text-align: center;
}

@media (max-width: 991px) {
  .hero-content {
    text-align: center;
  }
  .hero-content p {
    margin: 0 auto 40px;
  }
  .buttons {
    justify-content: center;
    margin-bottom: 60px;
  }
  .hero-text {
    left: 20px;
    bottom: -20px;
  }
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 48px;
  }
  .footer-dark {
    text-align: center;
  }
  .footer-logo, .social-icons {
    justify-content: center;
  }
  .footer-text {
    margin: 0 auto 32px;
  }
}