/* ============================================================
   CAMPUSPARK — DARK TACTICAL THEME
   ============================================================ */

:root {
  --bg:          #0a0c0f;
  --surface:     #111418;
  --surface2:    #181c22;
  --border:      #252b35;
  --border2:     #2e3640;
  --green:       #aaff00;
  --green-dim:   #4d7a00;
  --green-glow:  rgba(170,255,0,0.18);
  --red:         #ff2244;
  --red-dim:     #7a0010;
  --gold:        #ffcc00;
  --gold-dim:    #7a5c00;
  --blue:        #00cfff;
  --blue-dim:    #005f7a;
  --text:        #e8edf5;
  --text-dim:    #6b7585;
  --text-mid:    #9aa5b8;
  --font-main:   'Exo 2', sans-serif;
  --font-head:   'Rajdhani', sans-serif;
  --font-mono:   'Share Tech Mono', monospace;
  --radius:      6px;
  --shadow:      0 4px 24px rgba(0,0,0,0.6);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-main);
  font-size: 14px;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ---- Ambient backgrounds ---- */
.scanlines {
  position: fixed; inset: 0; pointer-events: none; z-index: 999;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 2px,
    rgba(0,0,0,0.04) 2px, rgba(0,0,0,0.04) 4px
  );
}
.grid-bg {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(170,255,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(170,255,0,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ---- Header ---- */
header {
  position: relative; z-index: 10;
  display: flex; align-items: center; gap: 24px;
  padding: 14px 28px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 20px rgba(0,0,0,0.5);
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon { font-size: 28px; filter: drop-shadow(0 0 8px var(--green)); }
.logo-text { display: flex; flex-direction: column; }
.logo-main {
  font-family: var(--font-head); font-size: 22px; font-weight: 700;
  color: var(--green); letter-spacing: 3px;
  text-shadow: 0 0 12px var(--green);
}
.logo-sub { font-family: var(--font-mono); font-size: 9px; color: var(--text-dim); letter-spacing: 2px; }

.header-stats { display: flex; gap: 10px; margin-left: auto; }
.stat-pill {
  display: flex; align-items: center; gap: 7px;
  padding: 6px 14px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-family: var(--font-mono); font-size: 11px; color: var(--text-mid);
  letter-spacing: 1px;
}
.stat-dot { width: 8px; height: 8px; border-radius: 50%; }
.stat-dot.green { background: var(--green); box-shadow: 0 0 6px var(--green); }
.stat-dot.red   { background: var(--red);   box-shadow: 0 0 6px var(--red); }
.stat-dot.yellow{ background: var(--gold);  box-shadow: 0 0 6px var(--gold); }

.live-badge {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px; color: var(--text-mid);
  border: 1px solid var(--border2); border-radius: 4px; padding: 6px 12px;
}
.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 8px var(--green);
  animation: pulse 1.4s infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.4; transform: scale(0.7); }
}

/* ---- Suggestion Banner ---- */
.suggestion-banner {
  position: relative; z-index: 9;
  display: flex; align-items: center; gap: 18px;
  padding: 13px 28px;
  background: linear-gradient(90deg, rgba(170,255,0,0.08) 0%, transparent 100%);
  border-bottom: 1px solid rgba(170,255,0,0.2);
}
.suggest-icon { font-size: 20px; }
.suggest-text { display: flex; flex-direction: column; gap: 2px; }
.suggest-label { font-family: var(--font-mono); font-size: 9px; letter-spacing: 3px; color: var(--green); }
.suggest-detail { font-family: var(--font-main); font-size: 13px; color: var(--text); }
.suggest-detail strong { color: var(--green); }
.btn-navigate {
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--green);
  color: var(--green);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 2px;
  padding: 8px 20px; border-radius: var(--radius);
  cursor: pointer; transition: all .2s;
}
.btn-navigate:hover { background: var(--green); color: var(--bg); box-shadow: 0 0 16px var(--green); }

/* ---- Main Layout ---- */
main {
  position: relative; z-index: 5;
  display: grid;
  grid-template-columns: 280px 1fr;
  height: calc(100vh - 115px);
  overflow: hidden;
}

/* ---- Sidebar ---- */
.sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 18px;
  display: flex; flex-direction: column; gap: 22px;
}
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 4px; }

.section-title {
  font-family: var(--font-head); font-size: 11px; letter-spacing: 3px;
  color: var(--text-dim); margin-bottom: 12px;
  padding-bottom: 8px; border-bottom: 1px solid var(--border);
}

/* Floor cards */
.floor-cards { display: flex; flex-direction: column; gap: 10px; }
.floor-card {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px;
  cursor: pointer; transition: all .2s;
}
.floor-card:hover { border-color: var(--green-dim); }
.floor-card.active {
  border-color: var(--green);
  box-shadow: 0 0 0 1px var(--green), inset 0 0 20px rgba(170,255,0,0.05);
}
.fc-header { display: flex; justify-content: space-between; margin-bottom: 8px; }
.fc-label { font-family: var(--font-head); font-size: 13px; font-weight: 700; color: var(--text); letter-spacing: 2px; }
.fc-count { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); }
.fc-bar-track { background: var(--border); border-radius: 3px; height: 4px; overflow: hidden; margin-bottom: 6px; }
.fc-bar { height: 100%; background: var(--green); border-radius: 3px; transition: width .6s ease; }
.fc-pct { font-family: var(--font-mono); font-size: 10px; color: var(--text-dim); }

/* Timer card */
.timer-card {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px;
  display: flex; flex-direction: column; gap: 10px;
}
.timer-spot-label { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); }
.timer-display {
  font-family: var(--font-mono); font-size: 32px;
  color: var(--green); text-shadow: 0 0 14px var(--green);
  letter-spacing: 3px;
}
.timer-display.warning { color: var(--gold); text-shadow: 0 0 14px var(--gold); animation: blink .8s infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.5} }
.timer-bar-track { background: var(--border); border-radius: 3px; height: 5px; overflow: hidden; }
.timer-bar { height: 100%; background: var(--green); border-radius: 3px; transition: width 1s linear; }
.timer-limit-label { font-family: var(--font-mono); font-size: 9px; color: var(--text-dim); letter-spacing: 2px; text-align: right; }
.timer-warning { font-family: var(--font-mono); font-size: 11px; color: var(--gold); letter-spacing: 1px; animation: blink .8s infinite; }
.btn-release {
  background: transparent; border: 1px solid var(--red); color: var(--red);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 2px;
  padding: 8px; border-radius: var(--radius); cursor: pointer; transition: all .2s;
}
.btn-release:hover { background: var(--red); color: #fff; box-shadow: 0 0 12px var(--red); }

/* Legend */
.legend-items { display: flex; flex-direction: column; gap: 8px; }
.legend-item { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-mid); }
.leg-box { width: 18px; height: 18px; border-radius: 3px; flex-shrink: 0; }
.leg-box.green     { background: var(--green); box-shadow: 0 0 6px var(--green); }
.leg-box.red       { background: var(--red);   box-shadow: 0 0 6px var(--red); }
.leg-box.gold      { background: var(--gold);  box-shadow: 0 0 6px var(--gold); }
.leg-box.your-spot { background: var(--blue);  box-shadow: 0 0 6px var(--blue); }
.leg-box.suggested { background: var(--green); border: 2px solid #fff; box-shadow: 0 0 8px var(--green); }

/* History */
.history-list { display: flex; flex-direction: column; gap: 7px; max-height: 180px; overflow-y: auto; }
.history-empty { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); }
.history-item {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 9px 12px;
  display: flex; flex-direction: column; gap: 2px;
}
.history-spot { font-family: var(--font-mono); font-size: 12px; color: var(--text); }
.history-meta { font-family: var(--font-mono); font-size: 10px; color: var(--text-dim); }

/* ---- Map Section ---- */
.map-section {
  display: flex; flex-direction: column;
  background: var(--bg); overflow: hidden;
  position: relative;
}

/* Floor tabs */
.floor-tabs {
  display: flex; gap: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.floor-tab {
  padding: 13px 32px;
  background: transparent; border: none;
  color: var(--text-dim);
  font-family: var(--font-head); font-size: 14px; font-weight: 600; letter-spacing: 2px;
  cursor: pointer; transition: all .2s;
  border-bottom: 2px solid transparent;
  position: relative;
}
.floor-tab:hover { color: var(--text); }
.floor-tab.active {
  color: var(--green);
  border-bottom-color: var(--green);
  text-shadow: 0 0 10px var(--green);
  background: rgba(170,255,0,0.04);
}

/* Map wrapper */
.map-wrapper {
  flex: 1; position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.map-canvas-wrap {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  perspective: 900px;
  cursor: grab;
}
.map-canvas-wrap:active { cursor: grabbing; }
#parkingCanvas { display: block; }

/* Controls */
.map-controls {
  position: absolute; top: 16px; right: 16px;
  display: flex; flex-direction: column; gap: 6px; z-index: 20;
}
.ctrl-btn {
  width: 36px; height: 36px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-mid); border-radius: var(--radius);
  font-size: 16px; cursor: pointer; transition: all .2s;
  display: flex; align-items: center; justify-content: center;
}
.ctrl-btn:hover { border-color: var(--green); color: var(--green); }
.ctrl-btn.active { border-color: var(--green); color: var(--green); background: rgba(170,255,0,0.08); }
.map-hint {
  position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 10px; color: var(--text-dim);
  letter-spacing: 1px; pointer-events: none;
}

/* Action Panel */
.action-panel {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 14px 24px;
  display: flex; align-items: center; gap: 20px;
}
.action-info { display: flex; flex-direction: column; gap: 3px; }
.action-spot-id {
  font-family: var(--font-head); font-size: 20px; font-weight: 700;
  color: var(--green); letter-spacing: 2px;
}
.action-spot-status { font-family: var(--font-mono); font-size: 10px; letter-spacing: 2px; color: var(--text-dim); }
.action-meta { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); }
.action-meta strong { color: var(--text); }
.btn-park {
  margin-left: auto;
  background: var(--green); color: var(--bg);
  border: none; border-radius: var(--radius);
  font-family: var(--font-head); font-size: 15px; font-weight: 700; letter-spacing: 2px;
  padding: 11px 28px; cursor: pointer; transition: all .2s;
  box-shadow: 0 0 16px var(--green-glow);
}
.btn-park:hover { box-shadow: 0 0 24px var(--green); transform: translateY(-1px); }
.btn-park:disabled {
  background: var(--surface2); color: var(--text-dim);
  border: 1px solid var(--border); box-shadow: none; cursor: not-allowed; transform: none;
}

/* ---- Toast ---- */
.toast {
  position: fixed; bottom: 28px; right: 28px; z-index: 1000;
  background: var(--surface); border: 1px solid var(--green);
  color: var(--text); font-family: var(--font-mono); font-size: 12px; letter-spacing: 1px;
  padding: 14px 22px; border-radius: var(--radius);
  box-shadow: 0 0 24px rgba(170,255,0,0.2);
  transform: translateY(20px); opacity: 0; pointer-events: none;
  transition: all .3s;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.error { border-color: var(--red); box-shadow: 0 0 24px rgba(255,34,68,0.2); }
.toast.warn  { border-color: var(--gold); box-shadow: 0 0 24px rgba(255,204,0,0.2); }

/* ---- Scrollbar (global) ---- */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--surface); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 4px; }

@media (max-width: 900px) {
  main { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .sidebar { flex-direction: row; overflow-x: auto; padding: 12px; gap: 12px; border-right: none; border-bottom: 1px solid var(--border); height: auto; }
  .floor-cards { flex-direction: row; }
}