:root {
  /* Colors */
  --bg-dark: #000000;
  --bg-secondary: #0a0a0a;
  --bg-tertiary: #161616;
  --accent-gold: #D4AF37;
  --accent-gold-light: #F4DF87;
  --text-primary: #FFFFFF;
  --text-secondary: #CCCCCC;
  --text-muted: #888888;

  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Josefin Sans', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;

  /* Transitions */
  --trans-fast: 0.3s ease;
  --trans-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 400;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--spacing-md);
  position: relative;
  display: inline-block;
}

h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 2px;
  background: var(--accent-gold);
  margin: 1rem auto 0;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--accent-gold);
}

p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  max-width: 65ch;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--trans-fast);
}

/* Utilities */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.text-center {
  text-align: center;
}

.gold-text {
  color: var(--accent-gold);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: transparent;
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.9rem;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--trans-fast);
}

.btn:hover {
  background: var(--accent-gold);
  color: var(--bg-dark);
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: var(--trans-fast);
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
}

header.scrolled {
  padding: 1rem 0;
  background: rgba(0, 0, 0, 0.9);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 60px;
  width: auto;
}

nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
}

nav a {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.8;
}

nav a:hover,
nav a.active {
  color: var(--accent-gold);
  opacity: 1;
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: url('assets/hero-bg.png') no-repeat center center/cover;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.3), var(--bg-dark));
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 1rem;
}

.hero-pretitle {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
  margin-bottom: 1rem;
  display: block;
  font-size: 0.9rem;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

/* Sections */
section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

/* Intro Section */
.intro {
  text-align: center;
  padding-top: var(--spacing-lg);
}

.intro p {
  margin: 0 auto;
  font-size: 1.25rem;
  max-width: 800px;
}

/* Feature Split Layout */
.feature-split {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.feature-split:nth-child(even) {
  flex-direction: row-reverse;
}

.feature-image {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.feature-text {
  flex: 1;
  padding: var(--spacing-md);
}

/* Circular Images */
.circle-img-container {
  width: 450px;
  height: 450px;
  position: relative;
}

.circle-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Specialities Section */
.specialities {
  background-color: var(--bg-secondary);
}

.rectangular-img {
  width: 100%;
  border-radius: 4px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  display: block;
}

/* Lists in text */
.feature-list {
  list-style: none;
  margin-bottom: var(--spacing-md);
}

.feature-list li {
  margin-bottom: 0.5rem;
  padding-left: 1.5rem;
  position: relative;
}

.feature-list li::before {
  content: '✦';
  color: var(--accent-gold);
  position: absolute;
  left: 0;
  top: 2px;
  font-size: 0.8rem;
}

/* Contact Section */
.contact {
  background-color: var(--bg-tertiary);
  text-align: center;
}

.contact-container {
  max-width: 600px;
  margin: 0 auto;
}

.contact-info {
  margin-top: var(--spacing-md);
}

.contact-item {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

.contact-item strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

/* Footer */
footer {
  background-color: #050505;
  padding: var(--spacing-lg) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-col h4 {
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a:hover {
  color: var(--accent-gold);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.copyright {
  text-align: center;
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.8rem;
}

/* Animations using Intersection Observer classes */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile Responsiveness */
@media (max-width: 868px) {
  h1 {
    font-size: 3rem;
  }

  .feature-split,
  .feature-split:nth-child(even) {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }

  h2::after {
    margin: 1rem auto;
  }

  .circle-img-container {
    width: 300px;
    height: 300px;
  }

  .mobile-toggle {
    display: block;
  }

  nav ul {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--bg-dark);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-150%);
    transition: transform var(--trans-fast);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  nav ul.active {
    transform: translateY(0);
  }

  .feature-list li {
    padding-left: 0;
    list-style-position: inside;
  }

  .feature-list li::before {
    position: static;
    margin-right: 0.5rem;
  }
}