/*
  JDIH BMKG Sabang - Main Stylesheet
  Portal Jaringan Dokumentasi dan Informasi Hukum BMKG
  Modern, clean, and official government portal design
*/

:root {
  --color-primary: #1D4ED8;
  --color-secondary: #0EA5E9;
  --color-accent: #10B981;
  --color-text: #0B1220;
  --color-surface: #F8FAFC;
  --color-muted: #E5E7EB;
  --color-white: #FFFFFF;
  --color-border: #D1D5DB;
  --color-danger: #EF4444;
  --color-warning: #F59E0B;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --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);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  --transition-base: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-text);
}

h1 { font-size: clamp(1.875rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h5 { font-size: clamp(1rem, 1.5vw, 1.25rem); }
h6 { font-size: clamp(0.875rem, 1.25vw, 1rem); }

p {
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

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

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

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

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

button {
  font-family: inherit;
  cursor: pointer;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  z-index: 100;
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: var(--spacing-sm);
}

.topbar {
  background-color: var(--color-text);
  color: var(--color-white);
  font-size: 0.875rem;
  padding: var(--spacing-xs) 0;
}

.topbar-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-lg);
}

.topbar a {
  color: var(--color-white);
  transition: opacity var(--transition-base);
}

.topbar a:hover {
  opacity: 0.8;
}

.header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

.header-main {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.logo-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.logo-bmkg {
  height: 60px;
  width: auto;
}

.site-title {
  display: flex;
  flex-direction: column;
}

.site-title-main {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.site-title-sub {
  font-size: 0.75rem;
  color: var(--color-text);
  opacity: 0.8;
  margin-top: 0.25rem;
  line-height: 1.3;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--spacing-sm);
  margin-left: auto;
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
}

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

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.nav-menu {
  list-style: none;
  display: flex;
  gap: 0.25rem;
}

.nav-menu li a {
  display: block;
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--color-white);
  font-weight: 500;
  transition: background-color var(--transition-base);
  border-radius: var(--radius-sm);
}

.nav-menu li a:hover,
.nav-menu li a.active {
  background-color: rgba(255, 255, 255, 0.15);
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.breadcrumb {
  padding: var(--spacing-md) 0;
  font-size: 0.875rem;
}

.breadcrumb ol {
  list-style: none;
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.breadcrumb li:not(:last-child)::after {
  content: '/';
  color: var(--color-muted);
}

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

.breadcrumb a:hover {
  text-decoration: underline;
}

main {
  min-height: 60vh;
  padding: var(--spacing-xl) 0;
}

.hero-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0;
  margin-bottom: var(--spacing-2xl);
}

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-title {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-size: 1.125rem;
  opacity: 0.95;
  margin-bottom: var(--spacing-xl);
}

.search-panel {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-xl);
  max-width: 800px;
  margin: var(--spacing-2xl) auto 0;
}

.search-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.form-input,
.form-select,
.form-textarea {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.1);
}

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

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.form-checkbox input {
  margin-top: 0.25rem;
}

.btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

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

.btn-primary:hover {
  background-color: #1E40AF;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

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

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

.btn-accent:hover {
  background-color: #059669;
}

.section {
  margin-bottom: var(--spacing-3xl);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-title {
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  color: #6B7280;
  font-size: 1.125rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.stat-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.stat-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  color: #6B7280;
  font-size: 0.875rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.card-title {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xs);
}

.card-meta {
  font-size: 0.875rem;
  color: #6B7280;
  margin-bottom: var(--spacing-sm);
}

.card-content p {
  color: #4B5563;
  font-size: 0.9375rem;
  line-height: 1.6;
}

.card-footer {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-success {
  background-color: #D1FAE5;
  color: #065F46;
}

.badge-warning {
  background-color: #FEF3C7;
  color: #92400E;
}

.badge-danger {
  background-color: #FEE2E2;
  color: #991B1B;
}

.badge-info {
  background-color: #DBEAFE;
  color: #1E40AF;
}

.table-container {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-white);
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table thead {
  background-color: var(--color-surface);
}

.table th {
  padding: var(--spacing-md);
  text-align: left;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-text);
  border-bottom: 2px solid var(--color-border);
}

.table td {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--color-muted);
}

.table tbody tr:hover {
  background-color: var(--color-surface);
}

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

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-xl);
}

.pagination button {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  background: var(--color-white);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
}

.pagination button:hover:not(:disabled) {
  background-color: var(--color-surface);
  border-color: var(--color-primary);
}

.pagination button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination button.active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.alert {
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.alert-info {
  background-color: #DBEAFE;
  border-left: 4px solid var(--color-primary);
  color: #1E40AF;
}

.alert-success {
  background-color: #D1FAE5;
  border-left: 4px solid var(--color-accent);
  color: #065F46;
}

.alert-warning {
  background-color: #FEF3C7;
  border-left: 4px solid var(--color-warning);
  color: #92400E;
}

.alert-danger {
  background-color: #FEE2E2;
  border-left: 4px solid var(--color-danger);
  color: #991B1B;
}

.toast {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  box-shadow: var(--shadow-xl);
  z-index: 100;
  transform: translateY(200%);
  transition: transform var(--transition-slow);
}

.toast.show {
  transform: translateY(0);
}

.back-to-top {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  background-color: var(--color-primary);
  color: var(--color-white);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: #1E40AF;
  transform: translateY(-4px);
}

.footer {
  background-color: var(--color-text);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-3xl);
}

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

.footer-section h3 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
  font-size: 1.125rem;
}

.footer-section p,
.footer-section ul {
  font-size: 0.9375rem;
  line-height: 1.8;
  opacity: 0.9;
}

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

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: var(--color-white);
  transition: opacity var(--transition-base);
}

.footer-section a:hover {
  opacity: 0.7;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  text-align: center;
  font-size: 0.875rem;
  opacity: 0.8;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  aspect-ratio: 4/3;
  cursor: pointer;
  background: var(--color-surface);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90%;
  max-height: 90vh;
  border-radius: var(--radius-lg);
}

.lightbox-close {
  position: absolute;
  top: var(--spacing-xl);
  right: var(--spacing-xl);
  background: var(--color-white);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.link-list {
  list-style: none;
}

.link-list li {
  padding: var(--spacing-md);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  transition: all var(--transition-base);
}

.link-list li:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.link-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 500;
}

.content-section {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.content-section h2 {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--color-primary);
}

.content-section h3 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .topbar-container {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
  }

  .header-main {
    flex-wrap: wrap;
  }

  .site-title-sub {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .nav-menu {
    flex-direction: column;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
  }

  .nav-menu.active {
    max-height: 500px;
  }

  .nav-menu li a {
    border-radius: 0;
  }

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

  .search-panel {
    padding: var(--spacing-lg);
  }

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

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .back-to-top {
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
  }
}

@media (max-width: 640px) {
  .logo-bmkg {
    height: 48px;
  }

  .site-title-main {
    font-size: 1rem;
  }

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

  .table-container {
    font-size: 0.875rem;
  }

  .table th,
  .table td {
    padding: var(--spacing-sm);
  }
}

@media print {
  .topbar,
  .navbar,
  .nav-toggle,
  .breadcrumb,
  .back-to-top,
  .footer {
    display: none;
  }

  body {
    font-size: 12pt;
  }
}