:root {
  --green: #2ecc71;
  --green-dark: #27ae60;
  --dark: #1a1a2e;
  --darker: #0f0f1a;
  --card: #16213e;
  --border: #0f3460;
  --text: #e0e0e0;
  --muted: #8892a4;
  --danger: #e74c3c;
  --warning: #f39c12;
}

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

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--darker);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* NAV */
nav {
  background: var(--dark);
  border-bottom: 2px solid var(--green);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  height: 56px;
  gap: 0.5rem;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-brand {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--green);
  text-decoration: none;
  letter-spacing: -0.5px;
  margin-right: auto;
}

.nav-brand span { color: var(--text); }

nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  font-size: 0.9rem;
  transition: all 0.15s;
}

nav a:hover, nav a.active {
  color: var(--text);
  background: var(--border);
}

nav a.nav-cta {
  background: var(--green);
  color: #000;
  font-weight: 600;
}

nav a.nav-cta:hover { background: var(--green-dark); }

/* TABS */
.tab-bar {
  background: var(--dark);
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 0;
}

.tab-btn {
  flex: 1;
  padding: 0.9rem 1rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 3px solid transparent;
  transition: all 0.15s;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.tab-btn:hover { color: var(--text); background: rgba(255,255,255,0.03); }
.tab-btn.active { color: var(--green); border-bottom-color: var(--green); }

/* MAIN CONTENT */
main { flex: 1; }

.container {
  max-width: 680px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* CARDS */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--text);
}

/* FORMS */
.form-group { margin-bottom: 1.1rem; }

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

input[type=text], input[type=email], input[type=password],
select, textarea {
  width: 100%;
  background: var(--darker);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.9rem;
  color: var(--text);
  font-size: 0.95rem;
  transition: border-color 0.15s;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--green);
}

select option { background: var(--darker); }

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
}

.checkbox-row input[type=checkbox] {
  width: 18px; height: 18px;
  accent-color: var(--green);
  cursor: pointer;
}

.checkbox-row label {
  margin: 0;
  text-transform: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  letter-spacing: 0;
}

/* GPS STATUS */
.gps-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.9rem;
  border-radius: 8px;
  font-size: 0.85rem;
  background: rgba(46,204,113,0.08);
  border: 1px solid rgba(46,204,113,0.2);
  color: var(--green);
}

.gps-status.error {
  background: rgba(231,76,60,0.08);
  border-color: rgba(231,76,60,0.2);
  color: var(--danger);
}

.gps-status.waiting {
  background: rgba(243,156,18,0.08);
  border-color: rgba(243,156,18,0.2);
  color: var(--warning);
}

.gps-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.gps-dot.pulse { animation: pulse 1.5s infinite; }

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 1.4rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  text-decoration: none;
}

.btn-primary {
  background: var(--green);
  color: #000;
  width: 100%;
  justify-content: center;
}

.btn-primary:hover { background: var(--green-dark); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-outline:hover { border-color: var(--green); color: var(--green); }

/* MESSAGES */
.messages { padding: 0.5rem 1rem 0; }

.message {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.message.success { background: rgba(46,204,113,0.12); border: 1px solid rgba(46,204,113,0.3); color: var(--green); }
.message.error   { background: rgba(231,76,60,0.12);  border: 1px solid rgba(231,76,60,0.3);  color: var(--danger); }
.message.warning { background: rgba(243,156,18,0.12); border: 1px solid rgba(243,156,18,0.3); color: var(--warning); }

/* ERRORS */
.errorlist { list-style: none; margin-top: 0.3rem; }
.errorlist li { color: var(--danger); font-size: 0.82rem; }

/* MAP */
#map {
  width: 100%;
  height: calc(100vh - 57px - 49px);
  background: var(--darker);
}

/* LEADERBOARD */
.leaderboard-table {
  width: 100%;
  border-collapse: collapse;
}

.leaderboard-table th {
  text-align: left;
  padding: 0.6rem 0.8rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}

.leaderboard-table td {
  padding: 0.8rem 0.8rem;
  border-bottom: 1px solid rgba(15,52,96,0.4);
  font-size: 0.95rem;
}

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

.rank { font-weight: 700; color: var(--muted); }
.rank.gold   { color: #f1c40f; }
.rank.silver { color: #bdc3c7; }
.rank.bronze { color: #cd7f32; }

.badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 600;
  background: rgba(46,204,113,0.15);
  color: var(--green);
}

/* AUTH PAGES */
.auth-wrap {
  min-height: calc(100vh - 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.auth-box {
  width: 100%;
  max-width: 420px;
}

.auth-title {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 0.3rem;
}

.auth-subtitle {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.auth-link {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.auth-link a { color: var(--green); text-decoration: none; }

/* CATEGORY ICONS */
.cat-icon {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  margin-right: 4px;
}

/* PHOTO PREVIEW */
.photo-preview {
  margin-top: 0.5rem;
  border-radius: 8px;
  overflow: hidden;
  display: none;
}

.photo-preview img {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
}

/* DASHBOARD */
.dashboard-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 1rem;
  align-items: start;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(15,52,96,0.4);
  font-size: 0.9rem;
}

.stat-row:last-child { border-bottom: none; }

.stat-label { color: var(--muted); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.04em; }
.stat-value { font-weight: 600; }

.action-links { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 1rem; }

.action-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.15s;
}

.action-link:hover { border-color: var(--green); color: var(--green); }

.incident-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(15,52,96,0.4);
  font-size: 0.88rem;
}

.incident-row:last-child { border-bottom: none; }

.incident-thumb {
  width: 44px; height: 44px;
  border-radius: 6px;
  object-fit: cover;
  flex-shrink: 0;
}

.incident-thumb-placeholder {
  width: 44px; height: 44px;
  border-radius: 6px;
  background: var(--border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.incident-meta { color: var(--muted); font-size: 0.78rem; margin-top: 2px; }

.page-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.page-header a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
}

.page-header a:hover { color: var(--green); }

.btn-sm {
  padding: 0.4rem 0.9rem;
  font-size: 0.85rem;
  width: auto;
}

.unverified-badge {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(243,156,18,0.15);
  color: var(--warning);
  margin-left: 0.4rem;
  vertical-align: middle;
}

/* STAFF SIDEBAR */
.sidebar-link {
  display: block;
  padding: 0.55rem 1rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  border-left: 3px solid transparent;
  transition: all 0.15s;
}

.sidebar-link:hover { color: var(--text); background: rgba(255,255,255,0.03); }
.sidebar-link.active { color: var(--green); border-left-color: var(--green); background: rgba(46,204,113,0.06); }

/* RESPONSIVE */
@media (max-width: 700px) {
  .dashboard-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  nav { padding: 0 1rem; }
  .tab-btn { font-size: 0.85rem; }
}