/* ═══════════════════════════════════════════════════════════════════════════
   RondApp — Operator Portal | Cybersecurity Theme
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─── CSS Custom Properties ─────────────────────────────────────────────── */
:root {
  --bg-primary: #0a0e17;
  --bg-surface: #111827;
  --bg-surface-hover: #1e293b;
  --bg-card: #1a2332;
  --bg-input: #0f172a;

  --primary: #06b6d4;
  --primary-hover: #22d3ee;
  --accent: #8b5cf6;
  --accent-hover: #a78bfa;

  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.1);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.1);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --border: #1e293b;
  --border-focus: #06b6d4;

  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.3), 0 2px 4px -2px rgba(0,0,0,0.2);

  --font-mono: 'SFMono-Regular', 'Cascadia Code', 'Fira Code', monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ─── Reset & Base ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); text-decoration: underline; }

/* ─── Typography ───────────────────────────────────────────────────────── */
h1 { font-size: 1.75rem; font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: 1.35rem; font-weight: 600; }
h3 { font-size: 1.1rem; font-weight: 600; }

/* ─── Layout ───────────────────────────────────────────────────────────── */
.container {
  max-width: 480px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.container-wide {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* ─── Auth Pages (login, register, forgot, reset) ──────────────────────── */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--bg-primary) 0%, #0f1a2e 50%, var(--bg-primary) 100%);
  padding: 1rem;
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow);
}

.auth-card .logo {
  text-align: center;
  margin-bottom: 1.5rem;
}

.auth-card .logo h1 {
  color: var(--primary);
  font-size: 1.5rem;
}

.auth-card .logo p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

.auth-card h2 {
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

/* ─── Forms ─────────────────────────────────────────────────────────────── */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: var(--font-sans);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

.form-group input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.form-group .hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.form-group .error-text {
  font-size: 0.8rem;
  color: var(--danger);
  margin-top: 0.35rem;
  display: none;
}

.form-group.has-error input {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-group.has-error .error-text {
  display: block;
}

/* Password strength meter */
.password-strength {
  display: flex;
  gap: 4px;
  margin-top: 0.5rem;
}

.password-strength .bar {
  flex: 1;
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  transition: background 0.3s;
}

.password-strength .bar.active.weak { background: var(--danger); }
.password-strength .bar.active.medium { background: var(--warning); }
.password-strength .bar.active.strong { background: var(--success); }

.password-strength-text {
  font-size: 0.75rem;
  margin-top: 0.25rem;
  color: var(--text-muted);
}

/* ─── Buttons ───────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-surface-hover);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

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

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover {
  background: #dc2626;
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 50%;
}

/* ─── Alert Messages ────────────────────────────────────────────────────── */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  display: none;
}

.alert.show { display: block; }

.alert-error {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.alert-warning {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

/* ─── Auth Links ────────────────────────────────────────────────────────── */
.auth-links {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.auth-links a {
  color: var(--primary);
  font-weight: 500;
}

/* ─── Top Navigation (Dashboard) ────────────────────────────────────────── */
.top-nav {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1rem;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

.top-nav .nav-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.top-nav .nav-brand {
  font-weight: 700;
  color: var(--primary);
  font-size: 1.1rem;
}

.top-nav .nav-links {
  display: flex;
  gap: 0.25rem;
  align-items: center;
}

.top-nav .nav-links a {
  color: var(--text-secondary);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
  text-decoration: none;
}

.top-nav .nav-links a:hover,
.top-nav .nav-links a.active {
  color: var(--primary);
  background: rgba(6, 182, 212, 0.1);
}

.top-nav .nav-links a.active {
  color: var(--primary);
}

/* ─── Status Badge ──────────────────────────────────────────────────────── */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}

.status-badge.checked-in {
  background: var(--success-bg);
  color: var(--success);
}

.status-badge.checked-out {
  background: var(--danger-bg);
  color: var(--danger);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot.green { background: var(--success); box-shadow: 0 0 6px var(--success); }
.status-dot.red { background: var(--danger); box-shadow: 0 0 6px var(--danger); }

/* ─── Dashboard Cards ───────────────────────────────────────────────────── */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

@media (min-width: 768px) {
  .dashboard-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.card-full {
  grid-column: 1 / -1;
}

.card h3 {
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.card .value {
  font-size: 1.5rem;
  font-weight: 700;
}

.card .subtext {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ─── Check-in/out Button ───────────────────────────────────────────────── */
.checkin-area {
  text-align: center;
  padding: 2rem 1rem;
}

.checkin-btn {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 4px solid var(--border);
  font-size: 1.25rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.checkin-btn.checked-in {
  border-color: var(--danger);
  background: var(--danger-bg);
  color: var(--danger);
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.2);
}

.checkin-btn.checked-in:hover {
  background: rgba(239, 68, 68, 0.2);
  box-shadow: 0 0 30px rgba(239, 68, 68, 0.3);
  transform: scale(1.05);
}

.checkin-btn.checked-out {
  border-color: var(--success);
  background: var(--success-bg);
  color: var(--success);
  box-shadow: 0 0 20px rgba(34, 197, 94, 0.2);
}

.checkin-btn.checked-out:hover {
  background: rgba(34, 197, 94, 0.2);
  box-shadow: 0 0 30px rgba(34, 197, 94, 0.3);
  transform: scale(1.05);
}

.checkin-btn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
  transform: none !important;
}

.checkin-label {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ─── Small Map ─────────────────────────────────────────────────────────── */
.small-map {
  height: 200px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

/* ─── Tables ────────────────────────────────────────────────────────────── */
.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

thead th {
  text-align: left;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody tr:hover {
  background: var(--bg-surface-hover);
}

.type-in { color: var(--success); font-weight: 600; }
.type-out { color: var(--danger); font-weight: 600; }

/* ─── Pagination ────────────────────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.pagination button {
  padding: 0.4rem 0.8rem;
  background: var(--bg-surface-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 0.85rem;
}

.pagination button:hover:not(:disabled) {
  background: var(--bg-card);
  border-color: var(--primary);
}

.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pagination .page-info {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* ─── Filters ────────────────────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
  margin-bottom: 1rem;
}

.filter-bar .form-group {
  margin-bottom: 0;
  flex: 1;
  min-width: 140px;
}

.filter-bar .form-group input,
.filter-bar .form-group select {
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
}

/* ─── Profile Page ──────────────────────────────────────────────────────── */
.profile-section {
  margin-bottom: 2rem;
}

.profile-section h2 {
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.session-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 0.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.session-card .session-info {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.session-card .session-info strong {
  color: var(--text-primary);
}

/* ─── Loading / Empty States ─────────────────────────────────────────────── */
.loading {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
}

.loading::after {
  content: '';
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-left: 0.5rem;
  vertical-align: middle;
}

@keyframes spin { to { transform: rotate(360deg); } }

.empty-state {
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
}

.empty-state .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

/* ─── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .auth-card {
    padding: 1.5rem 1.25rem;
  }

  .top-nav .nav-links a {
    padding: 0.4rem 0.5rem;
    font-size: 0.8rem;
  }

  .checkin-btn {
    width: 130px;
    height: 130px;
    font-size: 1rem;
  }

  .filter-bar {
    flex-direction: column;
  }

  .filter-bar .form-group {
    min-width: 100%;
  }

  .dashboard-grid {
    gap: 0.75rem;
  }

  .session-card {
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-start;
  }
}