/* 
  Design System & Globals 
*/
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;600;700;800&display=swap');

:root {
  /* Color Palette */
  --primary: #0F52BA; /* Sapphire Blue */
  --primary-light: #4169E1;
  --secondary: #20B2AA; /* Light Sea Green */
  --accent: #FFD700; /* Warm Sun Yellow */
  
  --bg-color: #FAFCFF;
  --text-dark: #1A1A1A;
  --text-muted: #555555;
  --surface: #FFFFFF;
  
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.4);

  /* Typography */
  --font-sans: 'Inter', sans-serif;
  --font-heading: 'Outfit', sans-serif;

  /* Shadows & Transitions */
  --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.12);
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
  scroll-behavior: smooth;
}

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

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

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

/* Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 6rem 0;
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-family: var(--font-heading);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  box-shadow: 0 4px 15px rgba(15, 82, 186, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(15, 82, 186, 0.4);
}

.btn-secondary {
  background: white;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background: var(--primary);
  color: white;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span {
  color: var(--secondary);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-weight: 500;
  font-size: 1rem;
  position: relative;
  color: var(--text-dark);
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--secondary);
  transition: var(--transition);
}

.nav-links a:hover::after, .nav-links a.active::after {
  width: 100%;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--primary);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

/* Abstract Background Shapes for Hero */
.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -5%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(32, 178, 170, 0.15) 0%, rgba(32, 178, 170, 0) 70%);
  z-index: -1;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 10%;
  left: -5%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(15, 82, 186, 0.1) 0%, rgba(15, 82, 186, 0) 70%);
  z-index: -1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
}

.hero-content h1 span {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 500px;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  animation: float 6s ease-in-out infinite;
}

.floating-badge {
  position: absolute;
  bottom: 10%;
  left: -10%;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  padding: 1rem 1.5rem;
  border-radius: 15px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  gap: 1rem;
  animation: float 6s ease-in-out infinite;
  animation-delay: 1s;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0px); }
}

/* Specialties Section */
.specialties-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.specialty-card {
  background: var(--surface);
  padding: 2.5rem 2rem;
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-align: center;
  border: 1px solid rgba(0,0,0,0.03);
  position: relative;
  overflow: hidden;
}

.specialty-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.specialty-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-md);
}

.specialty-card:hover::before {
  transform: scaleX(1);
}

.specialty-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  color: var(--secondary);
}

.specialty-card h3 {
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

.specialty-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Footer */
footer {
  background-color: var(--text-dark);
  color: white;
  padding: 4rem 0 2rem;
  margin-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  color: var(--secondary);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.8rem;
}

.footer-col ul li a {
  color: #ccc;
}

.footer-col ul li a:hover {
  color: var(--accent);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: #aaa;
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content p {
    margin: 0 auto 2.5rem;
  }
  .floating-badge {
    left: 5%;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; /* In a real app, toggle this with JS */
  }
  .mobile-toggle {
    display: block;
  }
  .hero-content h1 {
    font-size: 2.5rem;
  }
}

/* Page Header for internal pages */
.page-header {
  padding-top: 140px;
  padding-bottom: 4rem;
  background: linear-gradient(135deg, rgba(15, 82, 186, 0.05), rgba(32, 178, 170, 0.05));
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.page-header h1 span {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* About Layout */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image img {
  width: 100%;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
}

.about-content h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.about-content p {
  margin-bottom: 1.5rem;
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Specialty Details Layout */
.specialty-detail {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 2rem;
  margin-bottom: 4rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.specialty-detail:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.specialty-detail .icon-box {
  width: 80px;
  height: 80px;
  background: rgba(32, 178, 170, 0.1);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--secondary);
}

.specialty-detail-content h2 {
  margin-bottom: 1rem;
  font-size: 2rem;
}

.specialty-detail-content p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* Contact Layout */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-card {
  background: var(--surface);
  padding: 3rem;
  border-radius: 20px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(0,0,0,0.03);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input, .form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid #ddd;
  border-radius: 10px;
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 82, 186, 0.1);
}

.contact-info-list {
  list-style: none;
  margin-top: 2rem;
}

.contact-info-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info-list i {
  color: var(--primary);
  font-size: 1.5rem;
  margin-top: 0.2rem;
}

@media (max-width: 900px) {
  .about-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
  .specialty-detail {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .specialty-detail .icon-box {
    margin: 0 auto 1rem;
  }
}