/* ================================================
   Middle East Military Operations — Main Styles
   ArcGIS JS SDK 5.0 + Calcite Design System
   ================================================ */

:root {
  --app-accent: #e63946;
  --app-accent-dim: rgba(230, 57, 70, 0.35);
  --carrier-blue: #00b4d8;
  --destroyer-teal: #48cae4;
  --iran-red: #d62828;
  --ally-green: #06d6a0;
  --route-gold: #f4a261;
  --attack-orange: #f77f00;
  --radius-fill: rgba(230, 57, 70, 0.08);
  --mobile-nav-height: 56px;
  --mobile-header-height: 48px;
  --mobile-panel-radius: 20px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-top: env(safe-area-inset-top, 0px);
}

/* ─── Reset & Base ─── */
html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  font-family: "Avenir Next", "Helvetica Neue", sans-serif;
  background: #1a1a2e;
  color: #e0e0e0;
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
}

body {
  overscroll-behavior: none;
}

calcite-shell {
  --calcite-color-brand: var(--app-accent);
}

/* ─── Map ─── */
#viewDiv {
  flex: 1;
  width: 100%;
  height: 100%;
  min-height: 0;
}

/* Dark popup overrides */
.esri-popup__main-container {
  background: #16213e !important;
  color: #e0e0e0 !important;
  border: 1px solid rgba(230, 57, 70, 0.4);
  border-radius: 6px;
}

/* ─── Navigation header ─── */
calcite-navigation {
  --calcite-navigation-background: #0f3460;
}

calcite-navigation-logo {
  --calcite-color-text-1: #ffffff;
  --calcite-color-text-3: #90caf9;
}

/* ─── Panels ─── */
calcite-shell-panel {
  --calcite-shell-panel-width: 320px;
}

calcite-panel {
  --calcite-panel-background: #16213e;
}

calcite-block {
  --calcite-block-background: #1a1a2e;
}

/* ─── SITREP ─── */
.sitrep-content {
  font-size: 0.82rem;
  line-height: 1.55;
  color: #c5c6c7;
}

.sitrep-content strong {
  color: var(--carrier-blue);
}

.sitrep-content hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin: 10px 0;
}

.sitrep-content ul {
  padding-left: 16px;
  margin: 6px 0;
}

.sitrep-content li {
  margin-bottom: 4px;
  color: #adb5bd;
}

/* ─── Stats Grid ─── */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.stat-card {
  background: rgba(15, 52, 96, 0.6);
  border: 1px solid rgba(0, 180, 216, 0.25);
  border-radius: 8px;
  padding: 12px 10px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--carrier-blue);
}

.stat-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #90caf9;
}

/* ─── Timeline ─── */
.timeline {
  position: relative;
  padding-left: 18px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(230, 57, 70, 0.3);
}

.timeline-item {
  position: relative;
  margin-bottom: 14px;
  padding-left: 12px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -15px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--app-accent);
  border: 2px solid #16213e;
}

.timeline-item.active::before {
  background: #06d6a0;
  box-shadow: 0 0 8px rgba(6, 214, 160, 0.6);
  animation: pulse-dot 1.5s ease-in-out infinite;
}

.timeline-date {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--route-gold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.timeline-text {
  font-size: 0.78rem;
  color: #adb5bd;
  line-height: 1.4;
}

/* ─── Legend overrides ─── */
#legend-container .esri-legend {
  background: transparent !important;
  color: #c5c6c7 !important;
}

/* ─── Animations ─── */
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 4px rgba(6, 214, 160, 0.4); }
  50% { box-shadow: 0 0 12px rgba(6, 214, 160, 0.8); }
}

/* ─── Mobile-only elements (hidden on desktop) ─── */
.mobile-header,
.mobile-nav,
.mobile-backdrop,
.mobile-fab-group {
  display: none;
}

/* ─── Desktop Responsive ─── */
@media (max-width: 900px) and (min-width: 769px) {
  calcite-shell-panel {
    --calcite-shell-panel-width: 260px;
  }
  #panel-end {
    display: none;
  }
}

/* ═══════════════════════════════════════════════════════
   MOBILE — Native App Experience (≤768px)
   ═══════════════════════════════════════════════════════ */
@media (max-width: 768px) {

  /* ─── Hide desktop header ─── */
  #desktop-nav {
    display: none !important;
  }

  /* ─── Mobile Header ─── */
  .mobile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--mobile-header-height);
    padding: var(--safe-top) 16px 0 16px;
    background: rgba(15, 52, 96, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    z-index: 600;
    box-sizing: border-box;
  }

  .mobile-header-left {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .mobile-header-left calcite-icon {
    color: var(--carrier-blue);
  }

  .mobile-header-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.3px;
  }

  .mobile-header-badge {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--route-gold);
    background: rgba(244, 162, 97, 0.15);
    border: 1px solid rgba(244, 162, 97, 0.3);
    padding: 3px 8px;
    border-radius: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  /* ─── Map fills between header and bottom nav ─── */
  calcite-shell {
    position: fixed !important;
    top: var(--mobile-header-height) !important;
    left: 0 !important;
    right: 0 !important;
    bottom: calc(var(--mobile-nav-height) + var(--safe-bottom)) !important;
    height: auto !important;
  }

  #viewDiv {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
  }

  /* ─── Shell panels become slide-up overlays ─── */
  #panel-start,
  #panel-end {
    display: block !important;
    position: fixed !important;
    left: 0 !important;
    right: 0 !important;
    bottom: calc(var(--mobile-nav-height) + var(--safe-bottom)) !important;
    top: auto !important;
    width: 100% !important;
    height: 78vh !important;
    max-height: calc(100vh - var(--mobile-header-height) - var(--mobile-nav-height) - var(--safe-bottom)) !important;
    z-index: 500;
    border-radius: var(--mobile-panel-radius) var(--mobile-panel-radius) 0 0;
    transform: translateY(110%);
    transition: transform 0.38s cubic-bezier(0.32, 0.72, 0, 1);
    overflow: hidden;
    box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.5);
    --calcite-shell-panel-width: 100% !important;
  }

  #panel-start.mobile-open,
  #panel-end.mobile-open {
    transform: translateY(0);
  }

  /* Drag handle indicator on panels */
  #panel-start::before,
  #panel-end::before {
    content: "";
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.25);
    z-index: 10;
    pointer-events: none;
  }

  /* Panel inner content scrollable */
  #panel-start calcite-panel,
  #panel-end calcite-panel {
    max-height: 100%;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding-top: 8px;
  }

  /* Larger touch targets for toggles */
  calcite-label {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 4px 0;
    font-size: 0.88rem;
  }

  /* ─── Mobile Backdrop ─── */
  .mobile-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 450;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }

  .mobile-backdrop.visible {
    opacity: 1;
    pointer-events: auto;
  }

  /* ─── Mobile Floating Action Buttons ─── */
  .mobile-fab-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: fixed;
    right: 14px;
    bottom: calc(var(--mobile-nav-height) + var(--safe-bottom) + 14px);
    z-index: 400;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .mobile-fab-group.hidden {
    opacity: 0;
    pointer-events: none;
    transform: scale(0.8);
  }

  .mobile-fab {
    width: 44px;
    height: 44px;
    border-radius: 22px;
    border: none;
    background: rgba(15, 52, 96, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
    transition: transform 0.15s ease, background 0.15s ease;
    -webkit-tap-highlight-color: transparent;
  }

  .mobile-fab:active {
    transform: scale(0.9);
    background: rgba(15, 52, 96, 1);
  }

  .mobile-fab calcite-icon {
    color: var(--carrier-blue);
  }

  /* ─── Mobile Bottom Navigation ─── */
  .mobile-nav {
    display: flex;
    align-items: stretch;
    justify-content: space-around;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--mobile-nav-height);
    padding-bottom: var(--safe-bottom);
    background: rgba(15, 20, 40, 0.94);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    z-index: 700;
    -webkit-tap-highlight-color: transparent;
  }

  .mobile-nav-tab {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    border: none;
    background: transparent;
    color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    padding: 6px 0;
    position: relative;
    transition: color 0.2s ease;
    -webkit-tap-highlight-color: transparent;
    font-family: inherit;
  }

  .mobile-nav-tab calcite-icon {
    transition: transform 0.2s ease;
  }

  .mobile-nav-tab span {
    font-size: 0.62rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.4px;
  }

  .mobile-nav-tab.active {
    color: var(--carrier-blue);
  }

  .mobile-nav-tab.active calcite-icon {
    transform: scale(1.1);
  }

  /* Active indicator dot */
  .mobile-nav-tab.active::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--carrier-blue);
  }

  .mobile-nav-tab:active {
    transform: scale(0.92);
  }

  /* ─── Mobile popup adjustments ─── */
  .esri-popup__main-container {
    max-width: 90vw !important;
    font-size: 0.85rem;
  }

  /* ─── ArcGIS widget adjustments for mobile ─── */
  .esri-ui-corner {
    margin: 0 !important;
  }

  .esri-ui-bottom-right {
    bottom: 8px !important;
    right: 66px !important;
  }

  .esri-ui-bottom-left {
    bottom: 8px !important;
    left: 8px !important;
  }

  /* Hide BasemapToggle widget on mobile (replaced by FAB) */
  .esri-basemap-toggle {
    display: none !important;
  }

  /* ─── Mobile SITREP tweaks ─── */
  .sitrep-content {
    font-size: 0.88rem;
    line-height: 1.65;
  }

  .sitrep-content p {
    margin: 8px 0;
  }

  .sitrep-content li {
    margin-bottom: 8px;
    line-height: 1.5;
  }

  /* ─── Mobile Stats Grid ─── */
  .stats-grid {
    gap: 10px;
  }

  .stat-card {
    padding: 14px 12px;
  }

  .stat-value {
    font-size: 1.6rem;
  }

  .stat-label {
    font-size: 0.72rem;
  }

  /* ─── Mobile Timeline ─── */
  .timeline-item {
    margin-bottom: 18px;
    padding-left: 14px;
  }

  .timeline-date {
    font-size: 0.72rem;
  }

  .timeline-text {
    font-size: 0.84rem;
    line-height: 1.5;
  }
}

/* ─── Extra small phones (≤380px) ─── */
@media (max-width: 380px) {
  .mobile-header-title {
    font-size: 0.85rem;
  }

  .stat-value {
    font-size: 1.3rem;
  }

  .mobile-nav-tab span {
    font-size: 0.58rem;
  }
}