:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #1e293b;
  --bg-card-hover: #334155;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --border-color: #334155;
  --accent-blue: #0284c7;
  --accent-cyan: #06b6d4;
  --accent-green: #10b981;
  --accent-amber: #f59e0b;
  --accent-red: #ef4444;
  --tram-color: #0284c7;
  --bus-color: #10b981;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-main);
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Header */
header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  z-index: 1000;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.company-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 8px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
  transition: all 0.25s ease;
  cursor: pointer;
}

.company-link:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #38bdf8;
  box-shadow: 0 0 14px rgba(56, 189, 248, 0.35);
  transform: translateY(-1px);
}

.company-logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
  display: block;
}

.company-tooltip {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  background: #0f172a;
  color: #f8fafc;
  padding: 0.55rem 0.9rem;
  border-radius: 8px;
  border: 1px solid #38bdf8;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.6);
  white-space: nowrap;
  font-size: 0.84rem;
  z-index: 2000;
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
  transform: translateY(-6px);
  pointer-events: none;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.company-tooltip::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 18px;
  width: 10px;
  height: 10px;
  background: #0f172a;
  border-left: 1px solid #38bdf8;
  border-top: 1px solid #38bdf8;
  transform: rotate(45deg);
}

.company-link:hover .company-tooltip {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.tooltip-company {
  font-weight: 700;
  color: #38bdf8;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 4px;
}

.tooltip-url {
  font-size: 0.76rem;
  color: #94a3b8;
  text-decoration: underline;
}

.title-wrap h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.title-wrap p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.header-status {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.live-indicator {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-green);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.live-indicator.offline {
  background: rgba(239, 68, 68, 0.15);
  color: var(--accent-red);
  border-color: rgba(239, 68, 68, 0.3);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: currentColor;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.refresh-timer-wrapper {
  position: relative;
}

.refresh-timer-btn {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.82rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s ease;
  user-select: none;
}

.refresh-timer-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--accent-blue);
  box-shadow: 0 0 10px rgba(2, 132, 199, 0.3);
}

.refresh-timer-btn .arrow-down {
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: transform 0.2s;
}

.refresh-timer-wrapper.open .arrow-down {
  transform: rotate(180deg);
}

.interval-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: #0f172a;
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.7), 0 8px 10px -6px rgba(0, 0, 0, 0.7);
  border-radius: 8px;
  padding: 0.5rem;
  min-width: 195px;
  z-index: 2500;
  flex-direction: column;
  gap: 3px;
}

.refresh-timer-wrapper.open .interval-dropdown {
  display: flex;
}

.interval-dropdown-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.25rem 0.5rem;
  letter-spacing: 0.5px;
}

.interval-item {
  background: transparent;
  border: none;
  color: var(--text-main);
  padding: 0.45rem 0.65rem;
  border-radius: 6px;
  font-size: 0.82rem;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: background 0.15s, color 0.15s;
}

.interval-item:hover {
  background: var(--bg-card-hover);
  color: #38bdf8;
}

.interval-item.active {
  background: rgba(2, 132, 199, 0.2);
  color: #38bdf8;
  font-weight: 700;
  border: 1px solid rgba(2, 132, 199, 0.4);
}

/* Glatko klizanje markera po karti */
.leaflet-marker-icon.custom-vehicle-marker {
  transition: transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.leaflet-zoom-anim .leaflet-marker-icon,
.leaflet-dragging .leaflet-marker-icon {
  transition: none !important;
}

/* Stats Row */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  padding: 0.6rem 1.5rem;
  background-color: rgba(15, 23, 42, 0.95);
  border-bottom: 1px solid var(--border-color);
}

.stat-card {
  background: var(--bg-secondary);
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.stat-icon {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.stat-icon.total { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); }
.stat-icon.tram { background: rgba(2, 132, 199, 0.15); color: var(--accent-blue); }
.stat-icon.bus { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }
.stat-icon.delay { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }

.stat-details {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.1;
}

.stat-lbl {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Toolbar & Filters */
.toolbar {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tabs-nav {
  display: flex;
  gap: 0.35rem;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.15s ease;
}

.tab-btn:hover {
  color: var(--text-main);
  background: var(--bg-card-hover);
}

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

.filter-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.filter-select, .search-input {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  font-size: 0.85rem;
  outline: none;
}

.filter-select:focus, .search-input:focus {
  border-color: var(--accent-blue);
}

.btn-sm {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  font-size: 0.85rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.15s;
}

.btn-sm:hover {
  background: var(--bg-card-hover);
  border-color: var(--text-muted);
}

/* Main Content Area */
main {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.view-panel {
  display: none;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

.view-panel.active {
  display: block;
}

/* Map View */
#map {
  width: 100%;
  height: 100%;
  background: #191a1a;
}

/* Custom Leaflet vehicle markers with direction arrow */
.custom-vehicle-marker {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  overflow: visible !important;
}

.marker-circle {
  position: absolute;
  top: 0;
  left: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  color: white;
  font-weight: 800;
  font-size: 0.75rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.45);
  border: 2px solid white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  z-index: 2;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.custom-vehicle-marker:hover .marker-circle {
  transform: scale(1.25);
  z-index: 1000 !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.6);
}

.marker-circle.tram {
  background: linear-gradient(135deg, #0284c7, #0369a1);
}

.marker-circle.bus {
  background: linear-gradient(135deg, #059669, #047857);
}

.marker-circle.delay-high {
  border-color: #ef4444;
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.85);
}

/* Direction Arrow */
.marker-arrow-wrap {
  position: absolute;
  top: 0;
  left: 0;
  width: 28px;
  height: 28px;
  pointer-events: none;
  z-index: 3;
  transform-origin: 14px 14px;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.marker-arrow-svg {
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.5));
}

/* User Location Marker & Pulse */
.user-location-marker-container {
  background: transparent !important;
  border: none !important;
  position: relative;
}

.user-location-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  background-color: #2563eb;
  border: 3px solid #ffffff;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  z-index: 2;
}

.user-location-pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 32px;
  height: 32px;
  background-color: rgba(37, 99, 235, 0.4);
  border-radius: 50%;
  animation: pulse-user-location 2s infinite ease-out;
  z-index: 1;
}

@keyframes pulse-user-location {
  0% {
    transform: translate(-50%, -50%) scale(0.6);
    opacity: 1;
  }
  70% {
    transform: translate(-50%, -50%) scale(1.8);
    opacity: 0;
  }
  100% {
    transform: translate(-50%, -50%) scale(1.8);
    opacity: 0;
  }
}

/* Floating Location Button on Map */
.btn-floating-location {
  position: absolute;
  bottom: 24px;
  right: 20px;
  z-index: 1000;
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 30px;
  padding: 0.55rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  transition: all 0.2s ease;
}

.btn-floating-location:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-blue);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.65);
  color: var(--accent-cyan);
}

.btn-floating-location.loading {
  opacity: 0.7;
  cursor: wait;
}

.btn-floating-location .location-icon {
  font-size: 1.05rem;
}

.btn-location {
  background: rgba(37, 99, 235, 0.15);
  border-color: rgba(37, 99, 235, 0.4);
  color: var(--accent-cyan);
  font-weight: 600;
}

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

/* Popup styling */
.leaflet-popup-content-wrapper {
  background-color: var(--bg-secondary) !important;
  color: var(--text-main) !important;
  border-radius: 8px !important;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow) !important;
  padding: 0 !important;
}

.leaflet-popup-content {
  margin: 0.85rem !important;
  line-height: 1.4 !important;
}

.leaflet-popup-tip {
  background-color: var(--bg-secondary) !important;
}

.popup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.4rem;
  margin-bottom: 0.5rem;
  gap: 0.5rem;
}

.popup-line-badge {
  font-weight: 800;
  font-size: 0.95rem;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  color: white;
}

.popup-line-badge.tram { background-color: var(--tram-color); }
.popup-line-badge.bus { background-color: var(--bus-color); }

.popup-route-name {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.popup-item {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  padding: 0.15rem 0;
}

.popup-item strong {
  color: var(--text-main);
}

.delay-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

.delay-ontime {
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-green);
}

.delay-late {
  background: rgba(239, 68, 68, 0.2);
  color: var(--accent-red);
}

.delay-early {
  background: rgba(2, 132, 199, 0.2);
  color: var(--accent-cyan);
}

/* Tables */
.table-panel {
  padding: 1.5rem;
  height: 100%;
  overflow-y: auto;
}

.table-wrapper {
  background: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  text-align: left;
}

thead {
  background-color: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid var(--border-color);
}

th {
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  font-weight: 600;
}

td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

tbody tr:hover {
  background-color: var(--bg-card-hover);
  cursor: pointer;
}

/* Info & API View */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  padding: 1.5rem;
  height: 100%;
  overflow-y: auto;
}

.info-card {
  background: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  padding: 1.25rem;
}

.info-banner-img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.45);
  display: block;
}

.info-hero-card {
  grid-column: 1 / -1;
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.85) 0%, var(--bg-secondary) 100%);
  border-color: rgba(59, 130, 246, 0.35);
}

.info-hero-card h3 {
  color: var(--accent-cyan);
  font-size: 1.2rem;
}

.info-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--accent-cyan);
}

.info-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.api-endpoint {
  background: var(--bg-primary);
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
  font-family: monospace;
  font-size: 0.82rem;
  margin-bottom: 0.5rem;
  border: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.api-endpoint a {
  color: var(--accent-cyan);
  text-decoration: none;
}

.api-endpoint a:hover {
  text-decoration: underline;
}

.method-tag {
  background: #0284c7;
  color: white;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: bold;
}

/* ========================================================
   RESPONSIVE: MALI EKRANI (mobiteli i uži tableti <= 768px)
   Prikazuje se samo: Heder, Odabir linije i Mapa
   Sve ostalo (statistike, tabovi, tražilica itd.) je skriveno
   ======================================================== */
@media (max-width: 768px) {
  body {
    height: 100dvh; /* optimalno za mobilne preglednike */
  }

  /* Prilagodba zaglavlja za mobilne uređaje */
  header {
    padding: 0.45rem 0.75rem;
    gap: 0.5rem;
    flex-wrap: nowrap;
  }

  .logo-area {
    gap: 0.5rem;
    min-width: 0;
  }

  .company-link {
    padding: 2px 6px;
    flex-shrink: 0;
  }

  .company-logo-img {
    height: 28px;
  }

  .company-tooltip {
    max-width: 85vw;
    white-space: normal;
  }

  .title-wrap {
    min-width: 0;
    overflow: hidden;
  }

  .title-wrap h1 {
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .title-wrap p {
    display: none; /* skrivanje podnaslova na mobitelu radi uštede prostora */
  }

  .header-status {
    flex-shrink: 0;
    gap: 0.4rem;
  }

  /* Odbrojavanje i odabir sekundi na mobitelu */
  .refresh-timer-wrapper {
    display: block;
  }

  .refresh-timer-btn {
    padding: 0.2rem 0.45rem;
    font-size: 0.74rem;
  }

  .live-indicator {
    padding: 0.2rem 0.5rem;
    font-size: 0.72rem;
  }

  /* 1. Izbaci sve statistike */
  .stats-bar {
    display: none !important;
  }

  /* 2. Izbaci navigaciju tabova */
  .tabs-nav {
    display: none !important;
  }

  /* 3. Izbaci sve kontrole filtera osim odabira linije */
  #typeFilter,
  #searchInput,
  #btnMyLocation,
  #btnCenter,
  #btnRefresh {
    display: none !important;
  }

  /* 4. Toolbar ostaje kompaktan sa samo odabirom linije */
  .toolbar {
    padding: 0.35rem 0.75rem;
    background-color: var(--bg-secondary);
    display: flex;
    justify-content: stretch;
    border-bottom: 1px solid var(--border-color);
  }

  .filter-group {
    width: 100%;
    margin: 0;
    gap: 0;
  }

  #routeFilter {
    width: 100%;
    height: 38px;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.4rem 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-main);
  }

  /* 5. Mapa zauzima 100% preostalog ekrana */
  main {
    flex: 1;
    height: 100%;
    position: relative;
  }

  #panel-map {
    display: block !important;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
  }

  #map {
    width: 100%;
    height: 100%;
  }

  /* Skrivanje ostalih tab panela na malim ekranima */
  #panel-table,
  #panel-delays,
  #panel-info {
    display: none !important;
  }
}