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

:root {
  --bg: #0a0e1a;
  --sidebar: #0d1224;
  --card: #131929;
  --card2: #1a2235;
  --accent: #00d4ff;
  --accent2: #0099cc;
  --text: #e2e8f0;
  --text-muted: #64748b;
  --border: #1e2d45;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --high: #ef4444;
  --medium: #f59e0b;
  --low: #10b981;
}

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

/* ─── LOGIN PAGE ─── */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: radial-gradient(ellipse at 50% 0%, #0d1f3c 0%, var(--bg) 70%); }
.login-box { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 48px 40px; width: 100%; max-width: 420px; box-shadow: 0 25px 60px rgba(0,0,0,.5); }
.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo svg { width: 64px; height: 64px; }
.login-logo h1 { font-size: 2rem; font-weight: 700; color: var(--accent); letter-spacing: 2px; margin-top: 12px; }
.login-logo p { color: var(--text-muted); font-size: .875rem; margin-top: 4px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: .8rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.form-group input { width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px 16px; color: var(--text); font-size: .95rem; transition: border-color .2s; outline: none; }
.form-group input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,212,255,.1); }
.btn { width: 100%; padding: 14px; background: linear-gradient(135deg, var(--accent), var(--accent2)); border: none; border-radius: 8px; color: #0a0e1a; font-weight: 700; font-size: 1rem; cursor: pointer; letter-spacing: 1px; transition: opacity .2s; }
.btn:hover { opacity: .9; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.error-msg { background: rgba(239,68,68,.1); border: 1px solid rgba(239,68,68,.3); border-radius: 8px; padding: 12px; color: #fca5a5; font-size: .875rem; margin-bottom: 16px; display: none; }
.stars { position: fixed; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; overflow: hidden; z-index: 0; }
.login-page .login-box { position: relative; z-index: 1; }

/* ─── DASHBOARD ─── */
.app { display: flex; height: 100vh; overflow: hidden; }

/* Sidebar */
.sidebar { width: 260px; min-width: 260px; background: var(--sidebar); border-right: 1px solid var(--border); display: flex; flex-direction: column; padding: 0; overflow-y: auto; }
.sidebar-header { padding: 24px 20px; border-bottom: 1px solid var(--border); }
.sidebar-logo { display: flex; align-items: center; gap: 10px; }
.sidebar-logo svg { width: 32px; height: 32px; flex-shrink: 0; }
.sidebar-logo span { font-size: 1.4rem; font-weight: 700; color: var(--accent); letter-spacing: 2px; }
.sidebar-nav { flex: 1; padding: 16px 12px; }
.nav-label { font-size: .7rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1.5px; padding: 8px 8px 4px; }
.nav-item { display: flex; align-items: center; gap: 12px; padding: 11px 12px; border-radius: 8px; cursor: pointer; transition: all .15s; color: var(--text-muted); font-size: .9rem; margin-bottom: 2px; border: none; background: none; width: 100%; text-align: left; }
.nav-item:hover { background: var(--card2); color: var(--text); }
.nav-item.active { background: rgba(0,212,255,.1); color: var(--accent); border-left: 3px solid var(--accent); padding-left: 9px; }
.nav-item .nav-icon { font-size: 1.1rem; }
.sidebar-user { padding: 16px 20px; border-top: 1px solid var(--border); display: flex; align-items: center; gap: 10px; }
.user-avatar { width: 36px; height: 36px; background: linear-gradient(135deg, var(--accent), var(--accent2)); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; color: #0a0e1a; font-size: .9rem; flex-shrink: 0; }
.user-info { flex: 1; min-width: 0; }
.user-email { font-size: .8rem; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: .7rem; color: var(--accent); text-transform: uppercase; }
.logout-btn { background: none; border: none; color: var(--text-muted); cursor: pointer; padding: 4px; border-radius: 4px; transition: color .2s; font-size: 1rem; }
.logout-btn:hover { color: var(--danger); }

/* Main */
.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.topbar { height: 60px; background: var(--card); border-bottom: 1px solid var(--border); display: flex; align-items: center; padding: 0 24px; gap: 16px; flex-shrink: 0; }
.topbar-title { font-size: 1.1rem; font-weight: 600; flex: 1; }
.live-clock { font-size: .85rem; color: var(--accent); font-family: monospace; background: rgba(0,212,255,.08); padding: 4px 12px; border-radius: 6px; }
.status-dot { width: 8px; height: 8px; background: var(--success); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }

.content { flex: 1; overflow-y: auto; padding: 24px; }
.module { display: none; }
.module.active { display: block; }
.module-header { margin-bottom: 24px; }
.module-header h2 { font-size: 1.5rem; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.module-header p { color: var(--text-muted); margin-top: 6px; font-size: .9rem; }
.coming-soon { display: inline-block; background: rgba(0,212,255,.1); border: 1px solid rgba(0,212,255,.3); color: var(--accent); font-size: .7rem; font-weight: 700; padding: 2px 8px; border-radius: 4px; text-transform: uppercase; letter-spacing: 1px; margin-left: 8px; vertical-align: middle; }

/* Cards */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 20px; margin-bottom: 20px; }
.card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 16px; color: var(--text-muted); text-transform: uppercase; font-size: .75rem; letter-spacing: 1px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

/* Stat cards */
.stat-card { background: var(--card2); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.stat-value { font-size: 2rem; font-weight: 700; color: var(--accent); }
.stat-label { font-size: .8rem; color: var(--text-muted); margin-top: 4px; }

/* Forms */
.form-row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.form-field { flex: 1; min-width: 160px; }
.form-field label { display: block; font-size: .75rem; color: var(--text-muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: .5px; }
.form-field input, .form-field select { width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; color: var(--text); font-size: .9rem; outline: none; transition: border-color .2s; }
.form-field input:focus, .form-field select:focus { border-color: var(--accent); }
.btn-sm { padding: 10px 20px; background: linear-gradient(135deg, var(--accent), var(--accent2)); border: none; border-radius: 8px; color: #0a0e1a; font-weight: 700; font-size: .85rem; cursor: pointer; white-space: nowrap; transition: opacity .2s; }
.btn-sm:hover { opacity: .85; }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text-muted); border-radius: 8px; padding: 8px 16px; cursor: pointer; font-size: .85rem; transition: all .2s; }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

/* Tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
th { background: var(--bg); color: var(--text-muted); font-weight: 600; font-size: .75rem; text-transform: uppercase; letter-spacing: .5px; padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); }
td { padding: 12px 14px; border-bottom: 1px solid rgba(30,45,69,.5); }
tr:hover td { background: rgba(255,255,255,.02); }
.badge { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: .7rem; font-weight: 700; text-transform: uppercase; }
.badge-active { background: rgba(16,185,129,.15); color: var(--success); }
.badge-inactive { background: rgba(100,116,139,.15); color: var(--text-muted); }
.badge-high { background: rgba(239,68,68,.15); color: var(--danger); }
.badge-medium { background: rgba(245,158,11,.15); color: var(--warning); }
.badge-low { background: rgba(16,185,129,.15); color: var(--success); }

/* NoisMap */
.noise-result { display: none; background: var(--card2); border-radius: 10px; padding: 20px; margin-top: 16px; }
.noise-gauge { text-align: center; margin: 16px 0; }
.noise-score { font-size: 4rem; font-weight: 900; }
.noise-score.low { color: var(--success); }
.noise-score.medium { color: var(--warning); }
.noise-score.high { color: var(--danger); }
.noise-bar { width: 100%; height: 8px; background: var(--border); border-radius: 4px; overflow: hidden; margin-top: 8px; }
.noise-bar-fill { height: 100%; border-radius: 4px; transition: width 1s; }

/* Map */
#ghost-map { width: 100%; height: 380px; border-radius: 10px; border: 1px solid var(--border); background: var(--card2); }

/* Delay result */
.delay-result { display: none; background: var(--card2); border-radius: 10px; padding: 20px; margin-top: 16px; text-align: center; }
.delay-minutes { font-size: 3.5rem; font-weight: 900; color: var(--accent); }
.delay-status { font-size: 1rem; color: var(--text-muted); margin-top: 4px; }
.confidence-bar { width: 100%; height: 6px; background: var(--border); border-radius: 3px; margin-top: 16px; overflow: hidden; }
.confidence-fill { height: 100%; background: linear-gradient(90deg, var(--accent2), var(--accent)); border-radius: 3px; transition: width 1s; }

/* Change password modal */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.7); z-index: 1000; display: flex; align-items: center; justify-content: center; }
.modal { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 32px; width: 100%; max-width: 400px; }
.modal h2 { margin-bottom: 8px; }
.modal p { color: var(--text-muted); font-size: .9rem; margin-bottom: 24px; }

/* ─── RESPONSIVE / MOBILE ─── */

/* Hamburger button */
.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
}
.hamburger:hover { background: var(--card2); }

/* Sidebar overlay for mobile */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 99;
}
.sidebar-overlay.active { display: block; }

@media (max-width: 768px) {
  /* Sidebar: slide in from left */
  .sidebar {
    position: fixed;
    top: 0; left: -260px;
    height: 100vh;
    z-index: 100;
    transition: left .25s ease;
    width: 260px;
  }
  .sidebar.open { left: 0; }

  /* Main takes full width */
  .main { width: 100%; }

  /* Topbar */
  .hamburger { display: flex; align-items: center; }
  .topbar { padding: 0 14px; gap: 10px; }
  .topbar-title { font-size: .9rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .live-clock { font-size: .75rem; padding: 3px 8px; }

  /* Content padding */
  .content { padding: 16px; }

  /* Grids → single column */
  .grid-2, .grid-3 { grid-template-columns: 1fr !important; }

  /* Module header */
  .module-header h2 { font-size: 1.2rem; }

  /* Cards */
  .card { padding: 14px; }

  /* Form rows → stack */
  .form-row { flex-direction: column; }
  .form-field { min-width: unset; width: 100%; }
  .btn-sm { width: 100%; text-align: center; }

  /* Tables: horizontal scroll */
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  table { min-width: 500px; }

  /* Map */
  #ghost-map { height: 260px; }

  /* Login box */
  .login-box { padding: 32px 24px; margin: 16px; }

  /* Delay result */
  .delay-minutes { font-size: 2.5rem; }
}

@media (max-width: 400px) {
  .login-box { padding: 24px 16px; }
  .sidebar { width: 240px; left: -240px; }
}

/* ─── REGIONS ─── */
.region-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 8px;
  margin-top: 12px;
}
.region-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 12px;
  cursor: pointer;
  font-size: .875rem;
  transition: all .15s;
  user-select: none;
}
.region-item:hover { border-color: var(--accent); background: rgba(0,212,255,.05); }
.region-item input[type="checkbox"] {
  width: 16px; height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}
.region-item:has(input:checked) {
  border-color: rgba(0,212,255,.4);
  background: rgba(0,212,255,.07);
  color: var(--text);
}
@media (max-width: 480px) {
  .region-grid { grid-template-columns: 1fr 1fr; }
}