/* ==========================================
   AuraHealth Medical Center - Core CSS Design System
   Modern, Premium, Trustworthy & Responsive
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700&display=swap');

/* --- CSS Variables / Design Tokens --- */
:root {
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', 'Plus Jakarta Sans', sans-serif;

  /* Color Palette */
  --primary: #0284c7;           /* Vibrant Medical Sky Blue */
  --primary-hover: #0369a1;     /* Deep Sky Blue */
  --primary-dark: #075985;
  --primary-light: #e0f2fe;     /* Very Light Blue tint */
  --primary-50: #f0f9ff;
  
  --secondary: #0f172a;         /* Slate 900 - Deep Navy Text/Headers */
  --secondary-light: #1e293b;   /* Slate 800 */
  
  --accent: #06b6d4;            /* Cyan accent */
  --accent-light: #cff4fc;
  
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  --text-main: #334155;         /* Slate 700 */
  --text-muted: #64748b;        /* Slate 500 */
  --text-light: #94a3b8;        /* Slate 400 */
  --text-white: #ffffff;

  --bg-body: #f8fafc;           /* Ultra light slate gray background */
  --bg-card: #ffffff;
  --bg-alt: #f1f5f9;            /* Slate 100 */

  --border-color: #e2e8f0;      /* Slate 200 */
  --border-focus: #38bdf8;

  /* Elevations & Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 4px 6px -1px rgba(15, 23, 42, 0.05), 0 2px 4px -2px rgba(15, 23, 42, 0.03);
  --shadow-md: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.03);
  --shadow-lg: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 25px 50px -12px rgba(2, 132, 199, 0.25);
  --shadow-glow: 0 0 25px rgba(2, 132, 199, 0.3);

  /* Border Radii */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: all 0.15s ease;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --container-max: 1320px;
  --header-height: 80px;
}

/* --- Base & Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  color: var(--text-main);
  background-color: var(--bg-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--secondary);
  font-weight: 700;
  line-height: 1.25;
}

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

a:hover {
  color: var(--primary-hover);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* --- Top Bar & Header Navigation --- */
.top-bar {
  background-color: var(--secondary);
  color: #94a3b8;
  font-size: 0.875rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.top-bar-info {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.top-bar-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: #cbd5e1;
}

.top-bar-item i {
  color: var(--primary);
  width: 16px;
  height: 16px;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.top-bar-link {
  color: #e2e8f0;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.top-bar-link:hover {
  color: var(--primary-light);
}

.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  background-color: rgba(255, 255, 255, 0.98);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

/* Brand Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--secondary);
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

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

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.6rem 1rem;
  color: var(--secondary);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background-color: var(--primary-50);
}

/* Dropdown Menu */
.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 100;
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.85rem;
  color: var(--text-main);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.dropdown-link:hover {
  background-color: var(--primary-light);
  color: var(--primary-dark);
}

.dropdown-link i {
  width: 18px;
  height: 18px;
  color: var(--primary);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.search-btn-trigger {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background-color: var(--bg-alt);
  border: none;
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.search-btn-trigger:hover {
  background-color: var(--primary-light);
  color: var(--primary);
}

.hamburger-btn {
  display: none;
  width: 44px;
  height: 44px;
  background-color: var(--bg-alt);
  border: none;
  border-radius: var(--radius-md);
  color: var(--secondary);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* --- Mobile Navigation Drawer --- */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.mobile-nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -340px;
  width: 320px;
  height: 100%;
  background-color: var(--bg-card);
  z-index: 2001;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.mobile-nav-overlay.active .mobile-drawer {
  transform: translateX(-340px);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.mobile-close-btn {
  background: var(--bg-alt);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.mobile-menu-list {
  padding: 1rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-menu-item {
  border-bottom: 1px solid var(--bg-alt);
}

.mobile-menu-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
  font-weight: 600;
  color: var(--secondary);
}

.mobile-sub-menu {
  padding-left: 1rem;
  padding-bottom: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.mobile-sub-link {
  font-size: 0.9rem;
  color: var(--text-main);
  padding: 0.4rem 0;
  display: block;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.6rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--text-white);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: var(--text-white);
  box-shadow: 0 8px 20px rgba(2, 132, 199, 0.35);
  transform: translateY(-2px);
}

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

.btn-secondary:hover {
  background-color: var(--secondary-light);
  color: var(--text-white);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background-color: var(--primary-50);
  border-color: var(--primary-hover);
  color: var(--primary-hover);
}

.btn-light {
  background-color: var(--bg-card);
  color: var(--secondary);
  box-shadow: var(--shadow-sm);
}

.btn-light:hover {
  background-color: var(--bg-alt);
  transform: translateY(-2px);
}

.btn-danger {
  background-color: var(--danger);
  color: white;
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 0.95rem 2.2rem;
  font-size: 1.05rem;
}

.btn i {
  width: 18px;
  height: 18px;
}

/* --- Section Headings & Common Blocks --- */
.section {
  padding: 5rem 0;
}

.section-alt {
  background-color: var(--bg-alt);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem auto;
}

.section-subtitle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  background-color: var(--primary-light);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.85rem;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-description {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Page Banner Component */
.page-banner {
  background: linear-gradient(135deg, var(--secondary) 0%, #1e293b 100%);
  color: white;
  padding: 4.5rem 0;
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(2, 132, 199, 0.25) 0%, rgba(2, 132, 199, 0) 70%);
  pointer-events: none;
}

.page-banner-content h1 {
  color: white;
  font-size: 2.75rem;
  margin-bottom: 0.75rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: #94a3b8;
}

.breadcrumb a {
  color: #cbd5e1;
}

.breadcrumb a:hover {
  color: var(--primary-light);
}

.breadcrumb span {
  color: var(--primary-light);
  font-weight: 600;
}

/* Cards & Grid Styling */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

.card {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(2, 132, 199, 0.3);
}

/* Feature Icon Box */
.icon-box {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background-color: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.icon-box i {
  width: 28px;
  height: 28px;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

.badge-primary { background: var(--primary-light); color: var(--primary-dark); }
.badge-success { background: #d1fae5; color: #047857; }
.badge-warning { background: #fef3c7; color: #b45309; }
.badge-danger { background: #fee2e2; color: #b91c1c; }

/* Forms & Inputs */
.form-group {
  margin-bottom: 1.25rem;
  position: relative;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.1rem;
  font-size: 0.95rem;
  background-color: var(--bg-body);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--secondary);
  transition: var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--primary);
  background-color: var(--bg-card);
  box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.12);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* Accordion Component */
.accordion-item {
  background-color: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  margin-bottom: 1rem;
  overflow: hidden;
}

.accordion-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-weight: 700;
  color: var(--secondary);
  user-select: none;
}

.accordion-header i {
  transition: var(--transition);
}

.accordion-item.active .accordion-header i {
  transform: rotate(180deg);
  color: var(--primary);
}

.accordion-content {
  padding: 0 1.5rem 1.25rem 1.5rem;
  color: var(--text-muted);
  display: none;
  font-size: 0.95rem;
  line-height: 1.65;
}

.accordion-item.active .accordion-content {
  display: block;
  animation: fadeIn 0.3s ease;
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(6px);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background-color: var(--bg-card);
  width: 100%;
  max-width: 600px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transform: scale(0.95);
  transition: var(--transition-bounce);
}

.modal-overlay.active .modal-container {
  transform: scale(1);
}

.modal-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body {
  padding: 2rem;
  max-height: 80vh;
  overflow-y: auto;
}

/* Universal Footer */
.footer {
  background-color: var(--secondary);
  color: #94a3b8;
  padding-top: 5rem;
  padding-bottom: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand .logo {
  color: white;
  margin-bottom: 1.25rem;
}

.footer-brand p {
  color: #94a3b8;
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.social-link:hover {
  background-color: var(--primary);
  color: white;
  transform: translateY(-3px);
}

.footer-title {
  color: white;
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-heading);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: #cbd5e1;
  font-size: 0.925rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary-light);
  transform: translateX(4px);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.9rem;
}

.footer-contact-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.footer-contact-item i {
  color: var(--primary);
  width: 20px;
  height: 20px;
  margin-top: 0.15rem;
  flex-shrink: 0;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom-links a {
  color: #94a3b8;
}

.footer-bottom-links a:hover {
  color: white;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.4s ease forwards;
}

/* Responsive Media Queries */
@media (max-width: 1280px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1.25fr;
    gap: 2rem;
  }
}

@media (max-width: 1024px) {
  .nav-menu {
    display: none;
  }
  .hamburger-btn {
    display: flex;
  }
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }
  .section {
    padding: 3.5rem 0;
  }
  .section-title {
    font-size: 1.85rem;
  }
  .page-banner-content h1 {
    font-size: 2rem;
  }
  .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 425px) {
  .header-actions .btn {
    display: none;
  }
}