:root {
  --navy-dark: #060D18;
  --navy: #0A1628;
  --navy-light: #0D1C32;
  --gold: #C9A84C;
  --gold-light: #F2D06B;
  --cream: #F5F0E8;
  --white: #FFFFFF;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Raleway', sans-serif;
  background-color: var(--navy-dark);
  color: var(--cream);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.font-playfair {
  font-family: 'Playfair Display', serif;
}

.font-raleway {
  font-family: 'Raleway', sans-serif;
}

::selection {
  background: var(--gold);
  color: var(--navy-dark);
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--navy-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--gold);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gold-light);
}

#loader {
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

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

.mobile-link {
  position: relative;
}

.hero-content {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.3s;
}

.hero-image {
  opacity: 0;
  transform: translateX(30px);
  animation: fadeInRight 0.8s ease forwards;
  animation-delay: 0.6s;
}

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

@keyframes fadeInRight {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.service-card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease, border-color 0.5s ease;
}

.service-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.about-image {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.about-image.visible {
  opacity: 1;
  transform: translateX(0);
}

.about-content {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

.about-content.visible {
  opacity: 1;
  transform: translateY(0);
}

#patient-care .grid > div {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

#patient-care .grid > div.visible {
  opacity: 1;
  transform: translateY(0);
}

#location .bg-navy-dark {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

#location .bg-navy-dark.visible {
  opacity: 1;
  transform: translateX(0);
}

#location img {
  opacity: 0;
  transition: opacity 0.8s ease;
}

#location img.visible {
  opacity: 1;
}

.cta-section {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.cta-section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Navbar scroll state */
nav.scrolled {
  background: rgba(6, 13, 24, 0.95) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.1);
}

nav.scrolled .nav-link {
  color: var(--cream) !important;
}

/* Mobile menu animation */
#mobile-menu.open {
  opacity: 1 !important;
  pointer-events: all !important;
}

#mobile-menu.closed {
  opacity: 0 !important;
  pointer-events: none !important;
}

/* Gold gradient text utility */
.text-gold-gradient {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@media (max-width: 768px) {
  .font-playfair {
    font-size: clamp(1.5rem, 5vw, 2.5rem);
  }

  .hero-content h1 {
    font-size: clamp(2rem, 6vw, 3.5rem);
  }

  #location .bg-navy-dark {
    transform: translateY(20px);
  }
}