/* --- CSS Reset & Variables --- */
:root {
  /* Premium Colors */
  --primary: #0f172a;
  /* Deep Navy Blue */
  --secondary: #0ea5e9;
  /* Vibrant Teal/Cyan */
  --secondary-hover: #0284c7;
  --accent: #38bdf8;
  --text-green: #10b981;
  /* Premium Emerald Green */

  --bg-color: #f8fafc;
  --surface-color: #ffffff;

  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-light: #f1f5f9;

  /* Layout */
  --container-max-width: 1200px;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;

  /* Shadows & Glassmorphism */
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: 1px solid rgba(255, 255, 255, 0.5);
  --glass-blur: blur(12px);

  /* Typography */
  --font-main: 'Outfit', sans-serif;
  --transition-speed: 0.3s;
}

html {
  scroll-behavior: smooth;
}

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

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

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- Container & Utilities --- */
.container {
  width: 90%;
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.section-padding {
  padding: var(--spacing-xl) 0;
}

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

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  width: 60px;
  height: 4px;
  background-color: var(--secondary);
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
  margin-inline: auto;
}

.text-green {
  color: var(--text-green) !important;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-speed) ease;
  border: none;
  outline: none;
}

.btn-primary {
  background: var(--secondary);
  color: var(--surface-color);
  box-shadow: 0 4px 15px rgba(14, 165, 233, 0.4);
}

.btn-primary:hover {
  background: var(--secondary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.6);
}

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

.btn-outline:hover {
  background: var(--secondary);
  color: var(--surface-color);
  transform: translateY(-2px);
}

/* --- Header & Navbar --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: var(--glass-border);
  transition: all 0.3s ease;
  padding: 1rem 0;
}

.header.scrolled {
  padding: 0.5rem 0;
  box-shadow: var(--shadow-sm);
  background: rgba(255, 255, 255, 0.9);
}

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

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

.logo-img {
  height: 45px;
  width: auto;
  object-fit: contain;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.5px;
}

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

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--text-primary);
  position: relative;
  font-size: 1.05rem;
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--secondary);
  transition: width var(--transition-speed) ease;
}

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

.nav-link:hover {
  color: var(--secondary);
}

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

/* --- Footer --- */
.footer {
  background-color: var(--primary);
  color: var(--text-light);
  padding: 4rem 0 2rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h3::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 2px;
  background-color: var(--secondary);
}

.footer-col p,
.footer-col ul li {
  margin-bottom: 0.75rem;
  color: #cbd5e1;
  font-size: 0.95rem;
}

.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #94a3b8;
  font-size: 0.9rem;
}

/* --- Animations & Utilities --- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* --- Responsive Design --- */
@media (max-width: 768px) {
  .nav-links {
    position: absolute;
    top: 100%;
    left: -100%;
    width: 100%;
    background: var(--surface-color);
    flex-direction: column;
    padding: 2rem 0;
    box-shadow: var(--shadow-md);
    transition: left 0.4s ease;
  }

  .nav-links.active {
    left: 0;
  }

  .mobile-toggle {
    display: block;
  }

  .section-title {
    font-size: 2rem;
  }

  .hero-container,
  .vision-container {
    grid-template-columns: 1fr !important;
    text-align: center;
  }

  .hero-btns {
    justify-content: center;
  }
}

/* --- Hero Section --- */
.hero {
  padding-top: 120px;
  /* Offset for fixed header */
  padding-bottom: 4rem;
  background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
  min-height: 80vh;
  display: flex;
  align-items: center;
}

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

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 90%;
}

.hero-btns {
  display: flex;
  gap: 1rem;
}

.hero-image {
  position: relative;
}

.hero-image::before {
  content: '';
  position: absolute;
  inset: -15px;
  background: var(--secondary);
  border-radius: 30px;
  z-index: 0;
  opacity: 0.1;
  transform: rotate(-3deg);
}

.hero-img {
  position: relative;
  z-index: 1;
  border-radius: 20px;
  box-shadow: var(--shadow-xl);
  object-fit: cover;
  width: 100%;
  max-height: 600px;
}

/* --- Services Grid --- */
.bg-light {
  background-color: #f1f5f9;
}

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

.service-card {
  background: var(--surface-color);
  padding: 2.5rem 1.5rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: all var(--transition-speed) ease;
  border-bottom: 4px solid transparent;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-bottom-color: var(--secondary);
}

.service-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.5rem;
  background: #e0f2fe;
  color: var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  transition: all var(--transition-speed) ease;
}

.service-card:hover .service-icon {
  background: var(--secondary);
  color: #fff;
}

.service-card h3 {
  font-size: 1.25rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

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

/* --- Vision Section --- */
.vision-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.vision-image {
  position: relative;
}

.vision-img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  width: 100%;
}

/* --- Inner Page Headers --- */
.page-header {
  padding-top: 150px;
  padding-bottom: 4rem;
  background: var(--primary);
  color: var(--surface-color);
  text-align: center;
}

.page-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

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

.page-breadcrumb {
  font-size: 1rem;
  color: #94a3b8;
}

.page-breadcrumb a {
  color: var(--secondary);
}

.page-breadcrumb a:hover {
  color: var(--surface-color);
}

/* --- Services List Page --- */
.services-list-container {
  max-width: 1000px;
  margin: 0 auto;
}

.service-row {
  display: flex;
  align-items: center;
  gap: 3rem;
  margin-bottom: 4rem;
  padding: 2rem;
  background: var(--surface-color);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.service-row:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

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

.service-row-icon {
  flex-shrink: 0;
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
  color: var(--secondary);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  box-shadow: inset 0 2px 4px rgba(255, 255, 255, 0.5);
}

.service-row-content h3 {
  font-size: 1.8rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.service-row-content p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.7;
}

/* --- Vision Page Layout --- */
.vision-article {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-primary);
}

.vision-article p {
  margin-bottom: 1.5rem;
}

.vision-highlight {
  font-size: 1.5rem;
  line-height: 1.6;
  color: var(--secondary);
  font-style: italic;
  text-align: center;
  margin: 3rem 0;
  padding: 2rem;
  border-top: 2px solid var(--secondary);
  border-bottom: 2px solid var(--secondary);
  background: #f8fafc;
}

@media (max-width: 768px) {
  .service-row {
    flex-direction: column !important;
    text-align: center;
    gap: 1.5rem;
  }

  .service-row-icon {
    margin: 0 auto;
  }
}

/* --- Appointment Form --- */
.appointment-form {
  max-width: 800px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
  background: var(--surface-color);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem 2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-weight: 600;
  color: var(--primary);
}

.appointment-form input[type="text"],
.appointment-form input[type="number"],
.appointment-form input[type="date"],
.appointment-form input[type="tel"],
.appointment-form select {
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius-sm);
  border: 1px solid #cbd5e1;
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.appointment-form input:focus,
.appointment-form select:focus {
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.field-hint {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.form-radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid #e2e8f0;
  cursor: pointer;
  font-size: 0.95rem;
  background-color: #f8fafc;
}

.radio-option input[type="radio"] {
  accent-color: var(--secondary);
}

.form-actions {
  margin-top: 2rem;
  text-align: center;
}

/* Inline success message */
.appointment-success-message {
  max-width: 800px;
  margin: 0 auto 2rem auto;
  padding: 1.25rem 1.5rem;
  border-radius: var(--border-radius-md);
  border: 1px solid #bbf7d0;
  background: #ecfdf3;
  color: #166534;
  box-shadow: 0 4px 10px rgba(22, 101, 52, 0.08);
  text-align: center;
}

.appointment-success-message h3 {
  margin-bottom: 0.5rem;
}

.appointment-success-message p {
  margin: 0;
}

@media (max-width: 768px) {
  .appointment-form {
    padding: 2rem 1.25rem;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }
}