/* UAA Crew Scheduling Portal — Training Environment */
:root {
    --uaa-dark: #1a1a2e;
    --uaa-blue: #16213e;
    --uaa-accent: #0f3460;
    --uaa-gold: #e9a820;
    --diplomatic-red: #dc2626;
    --success: #059669;
    --warning: #d97706;
    --danger: #dc2626;
    --info: #2563eb;
    --text: #e0e0e0;
    --text-muted: #888;
    --bg: #0f0f1a;
    --card: #1a1a2e;
    --card-hover: #222240;
    --border: #2a2a4a;
    --sidebar-width: 240px;
}

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

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

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

/* ==================== Login Page ==================== */
.login-container {
    max-width: 420px;
    margin: 80px auto;
    padding: 40px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.login-header { text-align: center; margin-bottom: 30px; }
.login-header .logo { font-size: 48px; margin-bottom: 10px; }
.login-header h1 { font-size: 1.4em; color: var(--uaa-gold); }
.login-header .subtitle { color: var(--text-muted); font-size: 0.9em; margin-top: 5px; }

.form-group { margin-bottom: 18px; }
.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.85em;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 1em;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--uaa-gold);
}

.login-footer {
    text-align: center;
    margin-top: 30px;
    color: var(--text-muted);
    font-size: 0.8em;
}
.login-footer .version { margin-top: 5px; font-size: 0.75em; }

/* ==================== Buttons ==================== */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 0.9em;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: background 0.2s;
}
.btn:hover { text-decoration: none; }
.btn-primary {
    width: 100%;
    background: var(--uaa-accent);
    color: white;
    font-weight: 600;
}
.btn-primary:hover { background: #1a4a80; }
.btn-small {
    padding: 6px 14px;
    font-size: 0.8em;
    background: var(--uaa-accent);
    color: white;
}
.btn-small:hover { background: #1a4a80; }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #b91c1c; }
.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #047857; }
.btn-warning { background: var(--warning); color: white; }
.btn-warning:hover { background: #b45309; }
.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}
.btn-outline:hover { background: var(--card-hover); }
.btn-outline.active {
    background: var(--uaa-accent);
    border-color: var(--uaa-accent);
    color: white;
}

/* ==================== Alerts ==================== */
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 16px;
    font-size: 0.9em;
}
.alert-error { background: #3b1111; border: 1px solid #dc2626; color: #fca5a5; }
.alert-warning { background: #3b2e11; border: 1px solid var(--warning); color: #fde68a; }
.alert-success { background: #0f2918; border: 1px solid var(--success); color: #6ee7b7; }
.alert-info { background: #0f1929; border: 1px solid var(--info); color: #93c5fd; }
.alert-danger { background: #3b1111; border: 1px solid #dc2626; color: #fca5a5; }

/* ==================== Layout: Sidebar + Content ==================== */
.app-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--uaa-dark);
    border-right: 1px solid var(--border);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-header {
    padding: 20px 16px;
    border-bottom: 1px solid var(--border);
    text-align: center;
}
.sidebar-header .logo-icon { font-size: 32px; }
.sidebar-header .logo-text {
    font-size: 1em;
    font-weight: 700;
    color: var(--uaa-gold);
    margin-top: 4px;
}
.sidebar-header .logo-sub {
    font-size: 0.65em;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: 2px;
}

.sidebar-nav { padding: 12px 0; }
.sidebar-nav .nav-section {
    font-size: 0.65em;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    padding: 16px 20px 6px;
}
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--text);
    font-size: 0.85em;
    transition: background 0.15s;
    text-decoration: none;
    border-left: 3px solid transparent;
}
.sidebar-nav a:hover {
    background: rgba(255,255,255,0.05);
    text-decoration: none;
}
.sidebar-nav a.active {
    background: rgba(233, 168, 32, 0.1);
    color: var(--uaa-gold);
    border-left-color: var(--uaa-gold);
}
.sidebar-nav a .nav-icon { font-size: 1.1em; width: 22px; text-align: center; }
.sidebar-nav a .nav-badge {
    margin-left: auto;
    background: var(--danger);
    color: white;
    font-size: 0.7em;
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 700;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
    font-size: 0.75em;
    color: var(--text-muted);
    text-align: center;
}
.sidebar-footer .user-info { margin-bottom: 8px; }
.sidebar-footer .user-name { color: var(--text); font-weight: 600; }
.sidebar-footer .user-role { color: var(--text-muted); font-size: 0.9em; }

.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
}

/* Top Bar */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: var(--uaa-dark);
    border-bottom: 1px solid var(--border);
}
.topbar-left { display: flex; align-items: center; gap: 16px; }
.topbar-left h1 { font-size: 1.1em; font-weight: 600; }
.topbar-right { display: flex; align-items: center; gap: 16px; }
.nav-brand { font-weight: 700; color: var(--uaa-gold); }
.nav-user { font-size: 0.85em; color: var(--text-muted); }
.nav-user a { color: var(--uaa-gold); }

/* ==================== Content Container ==================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}
.container h2 { margin-bottom: 8px; }
.container .subtitle { color: var(--text-muted); margin-bottom: 24px; font-size: 0.9em; }
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.page-header h2 { margin-bottom: 0; }
.breadcrumb { margin-bottom: 16px; }
.breadcrumb a { color: var(--uaa-gold); text-decoration: none; }

/* ==================== Stats Cards ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    text-align: center;
}
.stat-card .stat-value {
    font-size: 2em;
    font-weight: 700;
    color: var(--uaa-gold);
}
.stat-card .stat-label {
    font-size: 0.75em;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-top: 4px;
}
.stat-card.stat-danger .stat-value { color: var(--danger); }
.stat-card.stat-success .stat-value { color: var(--success); }
.stat-card.stat-warning .stat-value { color: var(--warning); }
.stat-card.stat-info .stat-value { color: var(--info); }

/* ==================== Cards ==================== */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 16px;
}
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.card-header h3 { font-size: 1em; }
.card-body { /* default spacing */ }

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.content-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

/* ==================== Tables ==================== */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 16px;
}
th, td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
th {
    background: var(--uaa-blue);
    font-size: 0.75em;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    position: sticky;
    top: 0;
}
tr:hover { background: rgba(255,255,255,0.03); }
td { font-size: 0.9em; }

.diplomatic-row { background: rgba(220, 38, 38, 0.08); }
.diplomatic-pax { background: rgba(220, 38, 38, 0.12); }
.notes-cell { font-size: 0.85em; color: var(--warning); max-width: 300px; }

.table-responsive { overflow-x: auto; }

/* ==================== Badges ==================== */
.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.7em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.badge-diplomatic { background: var(--diplomatic-red); color: white; }
.badge-scheduled { background: var(--uaa-accent); color: white; }
.badge-SCHEDULED, .badge-scheduled { background: var(--uaa-accent); color: white; }
.badge-DIPLOMATIC, .badge-diplomatic { background: var(--diplomatic-red); color: white; }
.badge-arrived { background: var(--success); color: white; }
.badge-ARRIVED { background: var(--success); color: white; }
.badge-departed { background: #059669; color: white; }
.badge-DEPARTED { background: #059669; color: white; }
.badge-delayed { background: var(--warning); color: white; }
.badge-DELAYED { background: var(--warning); color: white; }
.badge-en_route { background: var(--info); color: white; }
.badge-EN_ROUTE { background: var(--info); color: white; }
.badge-cancelled { background: #6b7280; color: white; }

.badge-critical { background: var(--danger); color: white; }
.badge-high { background: #ea580c; color: white; }
.badge-medium { background: var(--warning); color: white; }
.badge-low { background: var(--info); color: white; }
.badge-normal { background: var(--uaa-accent); color: white; }

.badge-open { background: var(--danger); color: white; }
.badge-investigating { background: var(--warning); color: white; }
.badge-resolved { background: var(--success); color: white; }
.badge-closed { background: #6b7280; color: white; }

.badge-active { background: var(--success); color: white; }
.badge-maintenance { background: var(--warning); color: white; }
.badge-grounded { background: var(--danger); color: white; }

.badge-valid { background: var(--success); color: white; }
.badge-expiring { background: var(--warning); color: white; }
.badge-expired { background: var(--danger); color: white; }

.badge-pending { background: #6b7280; color: white; }
.badge-approved { background: var(--success); color: white; }
.badge-denied { background: var(--danger); color: white; }
.badge-confirmed { background: var(--success); color: white; }

.badge-available { background: var(--success); color: white; }
.badge-occupied { background: var(--info); color: white; }
.badge-reserved { background: var(--warning); color: white; }
.badge-secured { background: var(--danger); color: white; }

.badge-morning { background: #f59e0b; color: #1a1a2e; }
.badge-afternoon { background: #3b82f6; color: white; }
.badge-night { background: #6366f1; color: white; }
.badge-off { background: #374151; color: #9ca3af; }

.badge-danger { background: var(--danger); color: white; }
.badge-warning { background: var(--warning); color: white; }
.badge-info { background: var(--info); color: white; }
.badge-success { background: var(--success); color: white; }

/* ==================== Manifest ==================== */
.manifest-header { margin-bottom: 24px; }
.flight-details {
    display: flex;
    gap: 24px;
    color: var(--text-muted);
    margin-top: 8px;
    font-size: 0.9em;
    flex-wrap: wrap;
}
.manifest-footer {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.85em;
}
.manifest-footer code {
    background: var(--bg);
    padding: 2px 6px;
    border-radius: 3px;
}

.dashboard-footer {
    margin-top: 16px;
    text-align: center;
}
.dashboard-footer a { color: var(--text-muted); font-size: 0.85em; }

/* ==================== Notification Items ==================== */
.notif-list { list-style: none; }
.notif-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    transition: background 0.15s;
}
.notif-item:hover { background: rgba(255,255,255,0.03); }
.notif-item.unread { border-left: 3px solid var(--uaa-gold); }
.notif-icon {
    font-size: 1.2em;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.notif-icon.danger { background: rgba(220, 38, 38, 0.2); }
.notif-icon.warning { background: rgba(217, 119, 6, 0.2); }
.notif-icon.info { background: rgba(37, 99, 235, 0.2); }
.notif-icon.success { background: rgba(5, 150, 105, 0.2); }
.notif-content { flex: 1; }
.notif-title { font-weight: 600; font-size: 0.9em; }
.notif-message { font-size: 0.8em; color: var(--text-muted); margin-top: 4px; }
.notif-time { font-size: 0.7em; color: var(--text-muted); margin-top: 4px; }

/* ==================== Announcement Cards ==================== */
.announcement-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 12px;
}
.announcement-card.pinned { border-left: 3px solid var(--uaa-gold); }
.announcement-card.priority-critical { border-left: 3px solid var(--danger); }
.announcement-card.priority-high { border-left: 3px solid var(--warning); }
.announcement-meta {
    display: flex;
    gap: 16px;
    font-size: 0.75em;
    color: var(--text-muted);
    margin-top: 12px;
}

/* ==================== Weather Cards ==================== */
.weather-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 16px;
}
.weather-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
}
.weather-card .airport-code {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--uaa-gold);
}
.weather-card .temp {
    font-size: 2.5em;
    font-weight: 300;
}
.weather-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 12px;
    font-size: 0.85em;
}
.weather-detail-label { color: var(--text-muted); }
.metar-raw {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.75em;
    background: var(--bg);
    padding: 8px 12px;
    border-radius: 4px;
    margin-top: 12px;
    word-break: break-all;
    color: var(--text-muted);
}

/* ==================== Fleet ==================== */
.fleet-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.fleet-main { flex: 1; }
.fleet-reg {
    font-size: 1.2em;
    font-weight: 700;
    color: var(--uaa-gold);
    font-family: 'Consolas', monospace;
}
.fleet-type { font-size: 0.9em; color: var(--text-muted); margin-top: 2px; }
.fleet-stats {
    display: flex;
    gap: 24px;
    font-size: 0.8em;
    color: var(--text-muted);
    margin-top: 8px;
}

/* ==================== Gate Map ==================== */
.gate-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}
.gate-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
}
.gate-card .gate-name {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--uaa-gold);
}
.gate-card .gate-terminal {
    font-size: 0.7em;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.gate-card .gate-flight {
    font-size: 0.85em;
    margin-top: 8px;
    font-weight: 600;
}
.gate-card.gate-available { border-color: var(--success); }
.gate-card.gate-occupied { border-color: var(--info); }
.gate-card.gate-reserved { border-color: var(--warning); }
.gate-card.gate-secured { border-color: var(--danger); background: rgba(220,38,38,0.05); }

/* ==================== Filters ==================== */
.filter-bar {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.filter-bar a, .filter-bar button {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8em;
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--text);
    text-decoration: none;
    cursor: pointer;
}
.filter-bar a:hover, .filter-bar button:hover { background: var(--card-hover); text-decoration: none; }
.filter-bar a.active, .filter-bar button.active {
    background: var(--uaa-accent);
    border-color: var(--uaa-accent);
    color: white;
}

/* ==================== Audit Log ==================== */
.audit-action { font-family: 'Consolas', monospace; font-size: 0.8em; }
.audit-suspicious { background: rgba(220, 38, 38, 0.1); }
.audit-ip { font-family: 'Consolas', monospace; font-size: 0.8em; color: var(--text-muted); }

/* ==================== Pagination ==================== */
.pagination {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 24px;
}
.pagination a, .pagination span {
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 0.85em;
    text-decoration: none;
}
.pagination a {
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--text);
}
.pagination a:hover { background: var(--card-hover); }
.pagination span.current {
    background: var(--uaa-accent);
    color: white;
}

/* ==================== Profile ==================== */
.profile-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 32px;
    max-width: 600px;
}
.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--uaa-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2em;
    margin-bottom: 16px;
}
.profile-field {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}
.profile-label {
    width: 140px;
    font-size: 0.8em;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}
.profile-value { flex: 1; }

/* ==================== Help Page ==================== */
.help-section { margin-bottom: 32px; }
.help-section h3 {
    color: var(--uaa-gold);
    margin-bottom: 12px;
    font-size: 1.1em;
}
.faq-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 8px;
}
.faq-question { font-weight: 600; margin-bottom: 8px; }
.faq-answer { color: var(--text-muted); font-size: 0.9em; }

.kb-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 12px;
}
.kb-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
}
.kb-card h4 { color: var(--uaa-gold); margin-bottom: 8px; }
.kb-card p { font-size: 0.85em; color: var(--text-muted); }

/* ==================== Crew Detail ==================== */
.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.detail-item {
    padding: 8px 0;
}
.detail-label {
    font-size: 0.7em;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}
.detail-value { font-size: 1em; margin-top: 2px; }

/* ==================== Documents ==================== */
.doc-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 8px;
}
.doc-icon {
    font-size: 2em;
    width: 48px;
    text-align: center;
}
.doc-info { flex: 1; }
.doc-title { font-weight: 600; }
.doc-meta {
    font-size: 0.8em;
    color: var(--text-muted);
    margin-top: 4px;
    display: flex;
    gap: 12px;
}
.doc-desc { font-size: 0.85em; color: var(--text-muted); margin-top: 4px; }

/* ==================== Incident Detail ==================== */
.incident-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
}
.incident-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.incident-description {
    background: var(--bg);
    padding: 20px;
    border-radius: 8px;
    border-left: 3px solid var(--uaa-gold);
    font-size: 0.95em;
    line-height: 1.6;
    margin-bottom: 16px;
}

/* ==================== Scrollable Table Wrapper ==================== */
.table-wrap {
    max-height: 500px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
}

/* ==================== Empty State ==================== */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 3em; margin-bottom: 12px; }
.empty-state p { font-size: 0.9em; }

/* ==================== Utility ==================== */
code {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9em;
}
.text-muted { color: var(--text-muted); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-success { color: var(--success); }
.text-gold { color: var(--uaa-gold); }
.text-small { font-size: 0.8em; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.flex { display: flex; }
.gap-8 { gap: 8px; }
.gap-16 { gap: 16px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }

/* ==================== Responsive ==================== */
@media (max-width: 768px) {
    .sidebar { display: none; }
    .main-content { margin-left: 0; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .content-grid { grid-template-columns: 1fr; }
    .content-grid-3 { grid-template-columns: 1fr; }
    .detail-grid { grid-template-columns: 1fr; }
    .weather-grid { grid-template-columns: 1fr; }
    .gate-grid { grid-template-columns: repeat(2, 1fr); }
}