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

:root {
  --primary-color: #0d9488;
  --primary-hover: #0f766e;
  --primary-light: #f0fdfa;
  --accent-color: #0284c7;
  --text-dark: #0f172a;
  --text-muted: #64748b;
  --bg-main: #f8fafc;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-header: #ffffff;
  --border-color: #e2e8f0;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius: 12px;
}

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

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

a {
  text-decoration: none;
  color: inherit;
}

/* Header & Navigation */
header {
  background-color: var(--bg-header);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary-color);
}

.logo-img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  display: block;
  border-radius: 50%;
  mix-blend-mode: multiply;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

/* Mobile Menu Toggle Button */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.8rem;
  color: var(--primary-color);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  z-index: 2001;
  outline: none;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px;
    right: 1.5rem;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 1rem;
    gap: 0.75rem;
    z-index: 2000;
    min-width: 200px;
    align-items: flex-start;
  }
  .nav-links.active {
    display: flex;
  }
}

.nav-link {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
}

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

.btn-admin {
  background-color: #f1f5f9;
  color: var(--text-dark);
  font-weight: 600;
}

.btn-admin:hover {
  background-color: var(--border-color);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #f0fdfa 0%, #e0f2fe 100%);
  padding: 4.5rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4rem;
  background: linear-gradient(to top, var(--bg-main), transparent);
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 2.75rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

/* Main Layout Grid */
.main-container {
  max-width: 1200px;
  margin: -2rem auto 4rem;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  position: relative;
  z-index: 10;
}

@media (min-width: 992px) {
  .main-container {
    grid-template-columns: 7fr 5fr;
  }
}

/* Panels / Cards */
.panel {
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
}

.panel:hover {
  box-shadow: var(--shadow-lg);
}

.panel-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #0f172a;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.5rem;
}

/* News Section Grid */
.news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 600px) {
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.news-card {
  background: #ffffff;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.news-image {
  height: 160px;
  background-size: cover;
  background-position: center;
  background-color: var(--border-color);
  position: relative;
}

.news-category {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.news-category.news { background-color: var(--primary-light); color: var(--primary-color); }
.news-category.event { background-color: #e0f2fe; color: var(--accent-color); }
.news-category.alert { background-color: #fee2e2; color: var(--danger); }

.news-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.news-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.news-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
  line-height: 1.4;
}

.news-excerpt {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Scheduler & Calendar Component */
.calendar-wrapper {
  margin-bottom: 1.5rem;
}

.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.calendar-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
}

.calendar-btn {
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.calendar-btn:hover {
  background-color: var(--primary-light);
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  text-align: center;
}

.calendar-day-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.5rem 0;
  text-transform: uppercase;
}

.calendar-day {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 50%;
  cursor: pointer;
  position: relative;
  transition: var(--transition-smooth);
  user-select: none;
}

.calendar-day:hover:not(.disabled):not(.selected) {
  background-color: #f1f5f9;
}

.calendar-day.empty {
  cursor: default;
}

.calendar-day.disabled {
  color: #cbd5e1;
  cursor: not-allowed;
}

.calendar-day.today {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  font-weight: 700;
}

.calendar-day.selected {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
  box-shadow: 0 4px 10px rgba(13, 148, 136, 0.4);
}

.calendar-day.has-bookings::after {
  content: '';
  position: absolute;
  bottom: 4px;
  width: 4px;
  height: 4px;
  background-color: var(--accent-color);
  border-radius: 50%;
}

.calendar-day.selected.has-bookings::after {
  background-color: #ffffff;
}

/* Time slots selection */
.slots-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 1.25rem 0 0.5rem;
}

.slots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.slot-btn {
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.5rem;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.slot-btn:hover:not(.disabled):not(.selected) {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
  color: var(--primary-color);
}

.slot-btn.disabled {
  background-color: #f1f5f9;
  color: #94a3b8;
  cursor: not-allowed;
  border-color: #e2e8f0;
}

.slot-btn.selected {
  background-color: var(--primary-color);
  color: #ffffff;
  border-color: var(--primary-color);
}

/* Booking Form Elements */
.booking-form {
  margin-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  padding-top: 1.5rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text-dark);
}

.form-control {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition-smooth);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 80px;
}

.btn {
  display: inline-block;
  width: 100%;
  padding: 0.75rem;
  background-color: var(--primary-color);
  color: #ffffff;
  border: none;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  text-align: center;
  transition: var(--transition-smooth);
}

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

.btn:disabled {
  background-color: #cbd5e1;
  cursor: not-allowed;
}

/* Admin Dashboard CSS */
.admin-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 1.5rem;
}

@media (min-width: 992px) {
  .admin-grid {
    grid-template-columns: 4fr 8fr;
  }
}

.stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
}

.stat-val {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.stat-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

/* Admin Filters */
.filters-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.filter-btn-group {
  display: flex;
  gap: 0.35rem;
  background-color: #f1f5f9;
  padding: 0.25rem;
  border-radius: 8px;
}

.filter-btn {
  background: none;
  border: none;
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.filter-btn.active {
  background-color: #ffffff;
  color: var(--primary-color);
  box-shadow: var(--shadow-sm);
}

.search-input {
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 0.85rem;
  outline: none;
}

/* Responsive Table */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: 8px;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
  background-color: #ffffff;
}

.admin-table th {
  background-color: #f8fafc;
  padding: 0.75rem 1rem;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
}

.admin-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.admin-table tr:last-child td {
  border-bottom: none;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge.pending { background-color: #fef3c7; color: #d97706; }
.badge.approved { background-color: #d1fae5; color: #059669; }
.badge.cancelled { background-color: #fee2e2; color: #dc2626; }

.action-btns {
  display: flex;
  gap: 0.35rem;
}

.btn-sm {
  padding: 0.3rem 0.5rem;
  font-size: 0.75rem;
  border-radius: 4px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition-smooth);
}

.btn-sm.approve {
  background-color: #d1fae5;
  color: #059669;
}

.btn-sm.approve:hover {
  background-color: #a7f3d0;
}

.btn-sm.cancel {
  background-color: #fee2e2;
  color: #dc2626;
}

.btn-sm.cancel:hover {
  background-color: #fca5a5;
}

/* Modal Alerts / Status Banner */
.status-banner {
  padding: 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  display: none;
  animation: slideDown 0.3s ease;
}

.status-banner.success {
  background-color: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
  display: block;
}

.status-banner.error {
  background-color: #fdf2f2;
  color: #b91c1c;
  border: 1px solid #fca5a5;
  display: block;
}

@keyframes slideDown {
  from { transform: translateY(-10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* Fallback Notice for Local Demo */
.fallback-notice {
  background-color: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e40af;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.8rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

.fallback-notice svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
}

/* Admin Access Gate */
.admin-gate {
  max-width: 400px;
  margin: 6rem auto;
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.admin-gate-title {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--text-dark);
}

/* Footer Section */
footer {
  background-color: var(--text-dark);
  color: #cbd5e1;
  padding: 3rem 1.5rem;
  font-size: 0.9rem;
  text-align: center;
  border-top: 1px solid #334155;
  margin-top: auto;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-content p {
  margin-bottom: 0.5rem;
}

.footer-brand {
  color: #ffffff;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background-color: var(--primary-light);
  border: 1px solid var(--primary-color);
  padding: 0.25rem;
  border-radius: 20px;
}

.lang-btn {
  background: none;
  border: none;
  padding: 0.25rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 15px;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.lang-btn.active {
  background-color: var(--primary-color);
  color: #ffffff;
}

/* Modal Dialogs */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-container {
  background-color: #ffffff;
  border-radius: var(--radius);
  width: 100%;
  max-width: 650px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modalFadeIn 0.3s ease;
  display: flex;
  flex-direction: column;
}

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

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.modal-close:hover {
  color: var(--danger);
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
}

.modal-news-img {
  width: 100%;
  height: 250px;
  background-size: cover;
  background-position: center;
  border-radius: 8px;
  margin-bottom: 1.25rem;
}

.modal-news-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  display: flex;
  gap: 1rem;
}

.modal-news-content {
  font-size: 0.95rem;
  line-height: 1.7;
  color: #334155;
  white-space: pre-wrap;
}

@keyframes modalFadeIn {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* Image Gallery grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}

.gallery-card {
  background-color: #ffffff;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.gallery-card:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-md);
}

.gallery-img {
  height: 140px;
  background-size: cover;
  background-position: center;
  background-color: var(--border-color);
}

.gallery-title {
  padding: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  text-align: center;
  color: var(--text-dark);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Lightbox overlay */
.lightbox-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.9);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

.lightbox-img {
  max-width: 90%;
  max-height: 80vh;
  border-radius: 4px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
}

.lightbox-caption {
  color: #ffffff;
  margin-top: 1rem;
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 2.5rem;
  cursor: pointer;
}

/* Doctor profiles display */
.doctor-details-box {
  background-color: var(--primary-light);
  border: 1px solid var(--primary-color);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
  display: flex;
  gap: 1rem;
  align-items: center;
  animation: slideDown 0.3s ease;
}

.doctor-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-size: cover;
  background-position: center;
  border: 2px solid var(--primary-color);
  flex-shrink: 0;
}

.doctor-info-text h4 {
  margin: 0 0 0.15rem 0;
  color: var(--text-dark);
  font-size: 0.95rem;
  font-weight: 700;
}

.doctor-info-text p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.doctor-info-text .hours {
  color: var(--primary-color);
  font-weight: 600;
  margin-top: 0.25rem;
}

/* Manage News styling */
.news-manage-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.5rem;
  font-size: 0.85rem;
}

.news-manage-table th, .news-manage-table td {
  padding: 8px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.news-manage-table th {
  font-weight: 600;
  color: var(--text-muted);
}

.news-action-btn {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  font-weight: 600;
}

.news-action-btn.edit {
  background-color: var(--primary-light);
  color: var(--primary-color);
}

.news-action-btn.delete {
  background-color: #fee2e2;
  color: var(--danger);
  margin-left: 0.25rem;
}

.weekday-checkbox-grid label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--text-dark);
  font-weight: 500;
}

.weekday-checkbox-grid input[type="checkbox"] {
  cursor: pointer;
  width: 14px;
  height: 14px;
}

/* Android Native Printing Utility Bridge */
body.android-printing {
  background: #ffffff !important;
  color: #000000 !important;
  padding: 0 !important;
  margin: 0 !important;
}

body.android-printing > *:not(#print-prescription-template):not(#android-print-container) {
  display: none !important;
}

body.android-printing #print-prescription-template,
body.android-printing #android-print-container {
  display: block !important;
  width: 100% !important;
  max-width: 100% !important;
  padding: 0 !important;
  margin: 0 !important;
  box-sizing: border-box !important;
  background: #ffffff !important;
}

@media print {
  #print-return-banner {
    display: none !important;
  }
}