/* ═══════════════════════════════════════════════════════════════
   C3S NCP România — WEB Platform Explorer v3
   Design System & Styles — Top Navigation Architecture
   ═══════════════════════════════════════════════════════════════ */

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

/* ─── Design Tokens ───────────────────────────────────────────── */
:root {
  /* Palette — Dark atmospheric tones with warm accents */
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-tertiary: #1a2234;
  --bg-card: #162032;
  --bg-hover: #1e2d45;
  --bg-active: #243650;

  /* Surface / Glass */
  --glass-bg: rgba(17, 24, 39, 0.75);
  --glass-border: rgba(100, 140, 200, 0.12);
  --glass-highlight: rgba(100, 180, 255, 0.06);

  /* Text */
  --text-primary: #e8edf5;
  --text-secondary: #94a3b8;
  --text-muted: #556580;
  --text-disabled: #3a4560;

  /* Accent — Amber/Orange for meteorological warning theme */
  --accent-primary: #f59e0b;
  --accent-secondary: #d97706;
  --accent-glow: rgba(245, 158, 11, 0.15);
  --accent-hover: #fbbf24;

  /* Module colors */
  --color-forecast: #3b82f6;
  --color-adaptation: #10b981;
  --color-verification: #8b5cf6;
  --color-training: #f59e0b;
  --color-docs: #ec4899;
  --color-links: #06b6d4;

  /* Status */
  --status-active: #22d3ee;
  --status-inactive: #475569;
  --status-success: #34d399;
  --status-warning: #fbbf24;
  --status-danger: #f87171;

  /* Sectorial colors */
  --color-agro: #22c55e;
  --color-energy: #eab308;
  --color-health: #ef4444;
  --color-water: #3b82f6;
  --color-transport: #a855f7;
  --color-extremes: #f97316;

  /* Borders */
  --border-subtle: rgba(100, 140, 200, 0.08);
  --border-default: rgba(100, 140, 200, 0.15);
  --border-active: rgba(245, 158, 11, 0.4);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 20px rgba(245, 158, 11, 0.15);

  /* Layout */
  --header-height: 60px;
  --topnav-height: 50px;
  --subnav-height: 0px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Font */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow: hidden;
  height: 100vh;
  width: 100vw;
}

a { color: var(--accent-primary); text-decoration: none; }
a:hover { color: var(--accent-hover); }

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

button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
  color: inherit;
}

select {
  font-family: var(--font-sans);
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

/* ─── App Layout ──────────────────────────────────────────────── */
#app {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: var(--header-height) var(--topnav-height) auto 1fr;
  grid-template-areas:
    "header"
    "topnav"
    "subnav"
    "main";
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* ─── Header ──────────────────────────────────────────────────── */
.header {
  grid-area: header;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(1.3);
  -webkit-backdrop-filter: blur(20px) saturate(1.3);
  border-bottom: 1px solid var(--glass-border);
  z-index: 100;
}

.header__brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.header__logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent-primary), #e85d04);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
  box-shadow: var(--shadow-glow);
}

.header__title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header__subtitle {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.header__status {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header__timestamp {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.header__indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--status-success);
  box-shadow: 0 0 8px rgba(52, 211, 153, 0.4);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ─── Top Navigation ──────────────────────────────────────────── */
.topnav {
  grid-area: topnav;
  display: flex;
  align-items: stretch;
  padding: 0 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--glass-border);
  gap: 2px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.topnav__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  transition: all var(--transition-fast);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
}

.topnav__item:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.topnav__item--active {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
  background: var(--accent-glow);
}

.topnav__icon {
  font-size: 16px;
}

.topnav__label {
  font-weight: 600;
  letter-spacing: 0.01em;
}

/* ─── Sub Navigation ──────────────────────────────────────────── */
.subnav {
  grid-area: subnav;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-subtle);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.subnav:empty {
  display: none;
}

.subnav__row {
  display: flex;
  align-items: center;
  padding: 8px 20px;
  gap: 8px;
  flex-wrap: wrap;
}

.subnav__group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.subnav__label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-right: 4px;
}

.subnav__divider {
  width: 1px;
  height: 24px;
  background: var(--border-default);
  margin: 0 8px;
}

/* Horizon tabs */
.horizon-tab {
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.horizon-tab:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
  border-color: var(--border-default);
}

.horizon-tab--active {
  color: var(--color-forecast);
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.3);
}

/* Content type tabs (Bulletin / Parameters / Sectorial) */
.type-tab {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}

.type-tab:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.type-tab--active {
  color: var(--accent-primary);
  background: var(--accent-glow);
  border-color: var(--border-active);
}

.type-tab__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--status-success);
}

.type-tab__dot--empty {
  background: var(--status-inactive);
}

/* Filter controls */
.filter-select {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  padding: 5px 28px 5px 10px;
  font-size: 12px;
  font-family: var(--font-mono);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  cursor: pointer;
  transition: border-color var(--transition-fast);
  min-width: 100px;
}

.filter-select:hover,
.filter-select:focus {
  border-color: var(--accent-primary);
  outline: none;
}

/* Adaptation sub-tabs */
.adapt-tab {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}

.adapt-tab:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.adapt-tab--active {
  color: var(--color-adaptation);
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
}

/* ─── Main Content ────────────────────────────────────────────── */
.main {
  grid-area: main;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 24px;
  background: var(--bg-primary);
}

/* ─── Welcome / Landing ───────────────────────────────────────── */
.welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  gap: 24px;
  animation: fadeIn 0.6s ease;
}

.welcome__icon {
  font-size: 64px;
  opacity: 0.6;
}

.welcome__title {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.welcome__desc {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.7;
}

.welcome__modules {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 24px;
  width: 100%;
  max-width: 900px;
}

.module-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.module-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--card-accent, var(--accent-primary));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.module-card:hover {
  border-color: var(--border-active);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.module-card:hover::before {
  opacity: 1;
}

.module-card__icon {
  font-size: 36px;
  margin-bottom: 12px;
}

.module-card__title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}

.module-card__desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

.module-card__badge {
  display: inline-block;
  margin-top: 10px;
  font-size: 10px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 12px;
  background: rgba(52, 211, 153, 0.12);
  color: var(--status-success);
}

.module-card__badge--pending {
  background: rgba(245, 158, 11, 0.12);
  color: var(--status-warning);
}

/* ─── Section View ────────────────────────────────────────────── */
.section-view {
  animation: fadeIn 0.3s ease;
}

.section-view__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.section-view__breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
}

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

.section-view__breadcrumb .sep {
  color: var(--text-disabled);
}

.section-view__title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 8px;
}

.section-view__subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ─── Filter Bar (inside main content) ────────────────────────── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.filter-bar__group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.filter-bar__label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

/* ─── Sector Cards Grid ───────────────────────────────────────── */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.sector-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
}

.sector-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--sector-color, var(--accent-primary));
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  opacity: 0.5;
}

.sector-card:hover {
  border-color: var(--border-active);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.sector-card--empty {
  opacity: 0.5;
  cursor: not-allowed;
}

.sector-card--empty:hover {
  transform: none;
  box-shadow: none;
  border-color: var(--border-subtle);
}

.sector-card__icon {
  font-size: 32px;
  margin-bottom: 8px;
}

.sector-card__name {
  font-size: 14px;
  font-weight: 600;
}

.sector-card__status {
  font-size: 10px;
  margin-top: 6px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ─── Controls Bar ────────────────────────────────────────────── */
.controls-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.control-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.control-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.control-select {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  padding: 6px 28px 6px 10px;
  font-size: 12px;
  font-family: var(--font-mono);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.control-select:hover {
  border-color: var(--accent-primary);
}

.control-select:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px var(--accent-glow);
}

/* ─── Animation Player ────────────────────────────────────────── */
.player {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.player__viewport {
  position: relative;
  width: 100%;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  max-height: calc(100vh - 340px);
  overflow: hidden;
}

.player__image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: opacity 0.1s ease;
}

.player__image--loading {
  opacity: 0.3;
}

.player__spinner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-default);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.player__info-overlay {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--text-primary);
  display: flex;
  gap: 12px;
}

.player__info-tag {
  color: var(--accent-primary);
  font-weight: 600;
}

.player__controls {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 20px;
  background: var(--bg-tertiary);
  border-top: 1px solid var(--border-subtle);
}

.player__btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  background: var(--bg-hover);
  border: 1px solid var(--border-default);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.player__btn:hover {
  background: var(--accent-glow);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.player__btn--play {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 18px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border: none;
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.player__btn--play:hover {
  background: linear-gradient(135deg, var(--accent-hover), var(--accent-primary));
  box-shadow: 0 0 24px rgba(245, 158, 11, 0.3);
  transform: scale(1.05);
}

.player__timeline {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0 12px;
}

.player__slider-wrapper {
  position: relative;
  height: 24px;
  display: flex;
  align-items: center;
}

.player__slider {
  width: 100%;
  height: 4px;
  appearance: none;
  -webkit-appearance: none;
  background: var(--bg-primary);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}

.player__slider::-webkit-slider-thumb {
  appearance: none;
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: grab;
  box-shadow: 0 0 6px rgba(245, 158, 11, 0.4);
  transition: transform var(--transition-fast);
}

.player__slider::-webkit-slider-thumb:hover {
  transform: scale(1.3);
}

.player__slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: grab;
  border: none;
  box-shadow: 0 0 6px rgba(245, 158, 11, 0.4);
}

.player__time-info {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.player__speed {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  background: var(--bg-hover);
  border: 1px solid var(--border-default);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-width: 40px;
  text-align: center;
}

.player__speed:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* ─── Image Grid ──────────────────────────────────────────────── */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.image-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.image-card:hover {
  border-color: var(--border-active);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.image-card__img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  background: var(--bg-primary);
}

.image-card__info {
  padding: 12px;
}

.image-card__title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  word-break: break-all;
}

.image-card__meta {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ─── Bulletin List ───────────────────────────────────────────── */
.bulletin-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bulletin-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.bulletin-item:hover {
  border-color: var(--border-active);
  background: var(--bg-hover);
}

.bulletin-item--latest {
  border-color: rgba(59, 130, 246, 0.3);
  background: rgba(59, 130, 246, 0.05);
}

.bulletin-item__icon {
  font-size: 24px;
}

.bulletin-item__info {
  flex: 1;
}

.bulletin-item__name {
  font-size: 14px;
  font-weight: 600;
}

.bulletin-item__meta {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.bulletin-item__tag {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  margin-left: 8px;
}

.bulletin-item__download {
  font-size: 12px;
  color: var(--accent-primary);
  padding: 6px 14px;
  border: 1px solid var(--accent-primary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.bulletin-item__download:hover {
  background: var(--accent-glow);
}

.bulletin-item__view {
  border-color: #60a5fa;
  color: #60a5fa;
}

.bulletin-item__view:hover {
  background: rgba(96, 165, 250, 0.1);
}

/* ─── User Box Form ───────────────────────────────────────────── */
.userbox-form {
  max-width: 700px;
  margin: 0 auto;
}

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 20px;
}

.form-card__title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group__label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 14px;
  font-family: var(--font-sans);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
  font-family: var(--font-mono);
  font-size: 13px;
}

.form-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.form-toggle__switch {
  width: 44px;
  height: 24px;
  background: var(--bg-hover);
  border: 1px solid var(--border-default);
  border-radius: 12px;
  position: relative;
  transition: all var(--transition-fast);
  cursor: pointer;
  flex-shrink: 0;
}

.form-toggle__switch::after {
  content: '';
  width: 18px;
  height: 18px;
  background: var(--text-secondary);
  border-radius: 50%;
  position: absolute;
  top: 2px;
  left: 2px;
  transition: all var(--transition-fast);
}

.form-toggle__switch--on {
  background: rgba(16, 185, 129, 0.2);
  border-color: var(--color-adaptation);
}

.form-toggle__switch--on::after {
  left: 22px;
  background: var(--color-adaptation);
}

.form-toggle__label {
  font-size: 13px;
  color: var(--text-secondary);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--color-adaptation), #059669);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.25);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(16, 185, 129, 0.35);
}

/* Under construction banner */
.under-construction {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(245, 158, 11, 0.05));
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.under-construction__icon {
  font-size: 28px;
}

.under-construction__text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.under-construction__text strong {
  color: var(--status-warning);
}

/* ─── Empty State ─────────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  text-align: center;
  gap: 16px;
}

.empty-state__icon {
  font-size: 48px;
  opacity: 0.3;
}

.empty-state__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-secondary);
}

.empty-state__desc {
  font-size: 13px;
  color: var(--text-muted);
  max-width: 400px;
}

/* ─── Coming Soon Page ────────────────────────────────────────── */
.coming-soon {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  gap: 20px;
  animation: fadeIn 0.5s ease;
}

.coming-soon__icon {
  font-size: 72px;
  opacity: 0.4;
}

.coming-soon__title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-secondary);
}

.coming-soon__desc {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 440px;
  line-height: 1.6;
}

.coming-soon__bar {
  width: 200px;
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 8px;
}

.coming-soon__bar-fill {
  height: 100%;
  width: 30%;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-hover));
  border-radius: 2px;
  animation: progressPulse 2s ease-in-out infinite;
}

@keyframes progressPulse {
  0%, 100% { width: 20%; opacity: 0.6; }
  50% { width: 60%; opacity: 1; }
}

/* ─── Lightbox ────────────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.lightbox--open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox__close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 28px;
  color: var(--text-secondary);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  transition: all var(--transition-fast);
}

.lightbox__close:hover {
  background: rgba(255,255,255,0.2);
  color: #fff;
}

.lightbox__image {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

/* ─── Animations ──────────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-12px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ─── Links Page ──────────────────────────────────────────────── */
.links-page {
  animation: fadeIn 0.4s ease;
  padding: 12px;
}

.links-page__header {
  margin-bottom: 28px;
}

.links-page__title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.links-page__desc {
  font-size: 14px;
  color: var(--text-muted);
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.link-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.link-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--card-accent, var(--accent-primary));
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.link-card:hover {
  transform: translateY(-4px);
  border-color: var(--card-accent, var(--accent-primary));
  box-shadow: 0 12px 20px -8px rgba(0, 0, 0, 0.3);
  background: var(--bg-tertiary);
}

.link-card__header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.link-card__icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  transition: all 0.3s ease;
}

.link-card:hover .link-card__icon {
  transform: scale(1.1);
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--card-accent, var(--accent-primary));
}

.link-card__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  transition: color 0.3s ease;
}

.link-card:hover .link-card__title {
  color: var(--card-accent, var(--accent-primary));
}

.link-card__desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.link-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
  transition: color 0.3s ease;
}

.link-card:hover .link-card__footer {
  color: var(--text-secondary);
}

.link-card__url {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--text-muted);
  font-family: monospace;
}

.link-card__arrow {
  font-size: 16px;
  transition: transform 0.3s ease;
}

.link-card:hover .link-card__arrow {
  transform: translateX(4px);
}

/* ─── Responsive ──────────────────────────────────────────────── */
@media (max-width: 768px) {
  .topnav {
    padding: 0 8px;
    gap: 0;
  }

  .topnav__item {
    padding: 0 12px;
    font-size: 11px;
  }

  .topnav__icon {
    display: none;
  }

  .main {
    padding: 16px;
  }

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

  .module-card {
    padding: 16px;
  }

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

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

  .subnav__row {
    padding: 6px 12px;
    gap: 4px;
  }

  .horizon-tab, .type-tab, .adapt-tab {
    padding: 4px 10px;
    font-size: 11px;
  }

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

  .player__controls {
    flex-wrap: wrap;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .welcome__modules {
    grid-template-columns: 1fr;
  }

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

/* ═══════════════════════════════════════════════════════════════
   MAP VIEWER — CAMS-Style Interactive GeoZarr Viewer
   ═══════════════════════════════════════════════════════════════ */

/* Override .main padding when map viewer is active */
.main:has(.mv) {
  padding: 0;
  overflow: hidden;
}

.mv { display: flex; height: 100%; position: relative; overflow: hidden; background: #0b0f1a; }

/* Left Panel */
.mv__left { width: 170px; flex-shrink: 0; display: flex; flex-direction: column; background: rgba(10,14,26,0.95); border-right: 1px solid rgba(255,255,255,0.06); overflow-y: auto; z-index: 3; }
.mv__left-header { padding: 12px 14px 6px; }
.mv__left-title { font-size: 0.65em; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1.5px; font-weight: 600; }
.mv__var-list { flex: 1; padding: 4px 8px; overflow-y: auto; }
.mv__var-group-label { font-size: 0.6em; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; padding: 10px 6px 4px; font-weight: 600; }
.mv__var-pill { display: flex; align-items: center; gap: 8px; width: 100%; padding: 7px 10px; margin-bottom: 2px; border: none; border-radius: 6px; background: transparent; color: var(--text-secondary); font-size: 0.8em; font-family: inherit; cursor: pointer; transition: all 0.15s; text-align: left; }
.mv__var-pill:hover { background: rgba(255,255,255,0.06); color: var(--text-primary); }
.mv__var-pill--active { background: rgba(59,130,246,0.18); color: #60a5fa; font-weight: 500; border-left: 3px solid #3b82f6; padding-left: 7px; }
.mv__var-pill-icon { font-size: 1.1em; width: 22px; text-align: center; flex-shrink: 0; }
.mv__var-pill-label { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mv__left-footer { padding: 8px; border-top: 1px solid rgba(255,255,255,0.06); }
.mv__back-btn { width: 100%; padding: 6px 12px; border-radius: 6px; border: 1px solid rgba(255,255,255,0.1); background: transparent; color: var(--text-secondary); font-size: 0.78em; font-family: inherit; cursor: pointer; transition: all 0.2s; }
.mv__back-btn:hover { background: rgba(255,255,255,0.08); color: var(--text-primary); }

/* Left controls (wind toggle + opacity) */
.mv__left-controls { padding: 8px 10px; border-top: 1px solid rgba(255,255,255,0.06); flex-shrink: 0; }

.mv__toggle-row { display: flex; align-items: center; justify-content: space-between; cursor: pointer; padding: 4px 0; }
.mv__toggle-label { font-size: 0.75em; color: var(--text-secondary); }
.mv__toggle-cb { display: none; }
.mv__toggle-slider {
  width: 34px; height: 18px; border-radius: 9px;
  background: rgba(255,255,255,0.12); position: relative; transition: background 0.2s;
  flex-shrink: 0;
}
.mv__toggle-slider::after {
  content: ''; position: absolute; top: 2px; left: 2px;
  width: 14px; height: 14px; border-radius: 50%;
  background: #aaa; transition: all 0.2s;
}
.mv__toggle-cb:checked + .mv__toggle-slider { background: rgba(59,130,246,0.5); }
.mv__toggle-cb:checked + .mv__toggle-slider::after { left: 18px; background: #3b82f6; }

.mv__opacity-container { display: flex; flex-direction: column; gap: 4px; margin-top: 8px; }
.mv__opacity-header { display: flex; align-items: center; justify-content: space-between; }
.mv__opacity-label { font-size: 0.7em; color: var(--text-muted); }
.mv__opacity-slider { width: 100%; min-width: 0; accent-color: #3b82f6; height: 3px; margin: 2px 0 0; padding: 0; cursor: pointer; box-sizing: border-box; }
.mv__opacity-val { font-size: 0.65em; color: var(--text-muted); text-align: right; font-family: 'JetBrains Mono', monospace; }

/* Center */
.mv__center { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.mv__map-wrap { flex: 1; position: relative; min-height: 0; }
.mv__map { width: 100%; height: 100%; }
.mv__hint { position: absolute; top: 12px; left: 12px; background: rgba(10,14,26,0.75); backdrop-filter: blur(6px); border: 1px solid rgba(255,255,255,0.08); border-radius: 6px; padding: 5px 12px; font-size: 0.75em; color: var(--text-muted); z-index: 2; pointer-events: none; }

/* Legend */
.mv__legend { position: absolute; bottom: 12px; left: 12px; background: rgba(10,14,26,0.88); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.08); border-radius: 8px; padding: 8px 12px; min-width: 180px; z-index: 2; }
.mv-legend__title { font-size: 0.7em; color: var(--text-secondary); margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.5px; }
.mv-legend__bar { height: 12px; border-radius: 3px; margin-bottom: 3px; }
.mv-legend__labels { display: flex; justify-content: space-between; font-size: 0.65em; color: var(--text-muted); }

/* Timeline */
.mv__timeline { display: flex; align-items: center; gap: 6px; padding: 6px 12px; background: rgba(10,14,26,0.95); border-top: 1px solid rgba(255,255,255,0.06); flex-shrink: 0; height: 44px; }
.mv__tl-btn { width: 30px; height: 30px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.1); background: transparent; color: var(--text-primary); font-size: 0.8em; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.15s; flex-shrink: 0; }
.mv__tl-btn:hover { background: rgba(255,255,255,0.08); border-color: #3b82f6; }
.mv__tl-btn--play { width: 34px; height: 34px; background: linear-gradient(135deg, #3b82f6, #2563eb); border-color: transparent; color: #fff; font-size: 0.9em; font-weight: 700; }
.mv__tl-btn--play:hover { transform: scale(1.05); box-shadow: 0 0 10px rgba(59,130,246,0.4); }
.mv__tl-btn--speed { border-radius: 6px; width: auto; padding: 0 8px; font-family: 'JetBrains Mono', monospace; font-size: 0.72em; }
.mv__tl-slider-wrap { flex: 1; }
.mv__tl-slider { width: 100%; accent-color: #3b82f6; cursor: pointer; }
.mv__tl-date { font-family: 'JetBrains Mono', monospace; font-size: 0.72em; color: var(--text-secondary); white-space: nowrap; min-width: 130px; text-align: right; }

/* ─── Floating Chart Card (overlay on map) ───── */
.mv__chart-card {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 340px;
  background: rgba(15, 20, 35, 0.92);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
  z-index: 4;
  display: none;
  flex-direction: column;
  padding: 14px 16px;
  gap: 6px;
}
.mv__chart-card--open { display: flex; }

.mv__chart-card-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: var(--text-muted);
  font-size: 0.8em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.mv__chart-card-close:hover { background: rgba(255,255,255,0.12); color: var(--text-primary); }

.mv__chart-card-varname { font-size: 1.05em; font-weight: 600; color: var(--text-primary); }
.mv__chart-card-coords { font-size: 0.75em; color: var(--text-muted); margin-bottom: 2px; }
.mv__chart-card-valrow { display: flex; align-items: baseline; gap: 8px; }
.mv__chart-card-value { font-size: 2em; font-weight: 700; color: var(--text-primary); line-height: 1.1; }
.mv__chart-card-unit { font-size: 0.85em; color: var(--text-secondary); }

.mv__chart-card-graph { width: 100%; overflow: hidden; }
.mv__chart-card-graph .u-wrap { background: transparent !important; }
.mv__chart-card-graph .uplot { font-family: 'Inter', sans-serif !important; }

/* Chart cursor tooltip */
.mv__chart-tooltip {
  position: absolute;
  display: none;
  background: rgba(10, 14, 26, 0.92);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 0.75em;
  color: var(--text-primary);
  line-height: 1.3;
  white-space: nowrap;
  pointer-events: none;
  z-index: 10;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}

/* Pulse Marker */
.mv__pulse-marker { position: relative; width: 20px; height: 20px; }
.mv__pulse-dot { position: absolute; top: 50%; left: 50%; width: 10px; height: 10px; margin: -5px 0 0 -5px; background: #22d3ee; border-radius: 50%; border: 2px solid rgba(255,255,255,0.8); z-index: 2; }
.mv__pulse-ring { position: absolute; top: 50%; left: 50%; width: 30px; height: 30px; margin: -15px 0 0 -15px; border-radius: 50%; border: 2px solid rgba(34,211,238,0.6); animation: mv-pulse 1.5s ease-out infinite; z-index: 1; }
@keyframes mv-pulse { 0% { transform: scale(0.5); opacity: 1; } 100% { transform: scale(2); opacity: 0; } }

/* Wind particle canvas overlay */
.mv__wind-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Loading */
.mv__loading { position: absolute; inset: 0; background: rgba(10,14,26,0.9); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; z-index: 10; font-size: 0.9em; color: var(--text-secondary); }
.mv__spinner { width: 32px; height: 32px; border: 3px solid rgba(255,255,255,0.08); border-top-color: #3b82f6; border-radius: 50%; animation: mv-spin 0.8s linear infinite; }
@keyframes mv-spin { to { transform: rotate(360deg); } }

.sector-card--interactive { border: 1px solid rgba(59,130,246,0.3) !important; background: linear-gradient(135deg, rgba(59,130,246,0.08), rgba(14,165,233,0.05)) !important; cursor: pointer; }
.sector-card--interactive:hover { border-color: rgba(59,130,246,0.6) !important; box-shadow: 0 0 20px rgba(59,130,246,0.15); }
.sector-card--interactive.sector-card--empty {
  cursor: not-allowed !important;
  transform: none !important;
  box-shadow: none !important;
  border-color: rgba(255,255,255,0.08) !important;
  background: rgba(10,14,26,0.3) !important;
  opacity: 0.5 !important;
}

/* MapLibre popup */
.maplibregl-popup-content { background: rgba(15,20,35,0.92) !important; color: var(--text-primary) !important; border: 1px solid rgba(255,255,255,0.1) !important; border-radius: 8px !important; font-family: 'Inter', sans-serif !important; font-size: 0.8em !important; padding: 8px 12px !important; box-shadow: 0 8px 24px rgba(0,0,0,0.5) !important; backdrop-filter: blur(8px) !important; }
.maplibregl-popup-anchor-bottom .maplibregl-popup-tip { border-top-color: rgba(15,20,35,0.92) !important; }
.maplibregl-popup-close-button { color: var(--text-muted) !important; font-size: 1.1em !important; }

/* Responsive */
@media (max-width: 900px) {
  .mv__left { width: 50px; }
  .mv__var-pill-label { display: none; }
  .mv__var-pill { justify-content: center; padding: 8px 4px; }
  .mv__var-pill-icon { width: auto; }
  .mv__left-header, .mv__var-group-label, .mv__left-footer { display: none; }
  .mv__chart-card { width: 280px; }
}