/* ===========================
   AviationTrainingSystem Participant Theme
   =========================== */

/* Dark gradient background */
.participant-bg {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    min-height: 100vh;
    position: relative;
    color: #e2e8f0;
}

.participant-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 400px;
    height: 400px;
    background: rgba(139, 69, 19, 0.2);
    border-radius: 50%;
    pointer-events: none;
}

.participant-bg::after {
    content: '';
    position: absolute;
    right: -10%;
    width: 300px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    pointer-events: none;
}

/* Glassmorphic card */
.glass-card {
    backdrop-filter: blur(10px);
    background: rgba(30, 41, 59, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border-radius: 16px;
    color: #e2e8f0;
}

.glass-card-header {
    background: linear-gradient(135deg, #4c1d95 0%, #7c3aed 100%);
    color: white;
    border-radius: 16px 16px 0 0;
    padding: 1rem 1.25rem;
}

.glass-card-header h3,
.glass-card-header h4,
.glass-card-header h5 {
    margin-bottom: 0;
}

.glass-card .card-body {
    padding: 1.5rem;
}

.glass-card .card-footer {
    background: rgba(255, 255, 255, 0.05);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0 0 16px 16px;
    padding: 1rem 1.25rem;
}

/* Purple accent button */
.btn-purple {
    background: linear-gradient(135deg, #4c1d95 0%, #7c3aed 100%);
    border: none;
    color: white;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-purple:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(76, 29, 149, 0.5);
    color: white;
}

/* Dark-mode form controls */
.participant-bg .form-control,
.participant-bg .form-select {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: #e2e8f0;
}

.participant-bg .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.participant-bg .form-control:focus,
.participant-bg .form-select:focus {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: #7c3aed;
    box-shadow: 0 0 0 0.25rem rgba(124, 58, 237, 0.25);
    color: #e2e8f0;
}

.participant-bg .form-check-label {
    color: #cbd5e1;
}

.participant-bg .form-check-input {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.participant-bg .form-check-input:checked {
    background-color: #7c3aed;
    border-color: #7c3aed;
}

.participant-bg .form-text {
    color: rgba(255, 255, 255, 0.5) !important;
}

.participant-bg .text-muted {
    color: rgba(255, 255, 255, 0.5) !important;
}

/* Dark-mode alerts */
.participant-bg .alert-info {
    background-color: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.3);
    color: #93c5fd;
}

.participant-bg .alert-success {
    background-color: rgba(34, 197, 94, 0.15);
    border-color: rgba(34, 197, 94, 0.3);
    color: #86efac;
}

.participant-bg .alert-danger {
    background-color: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.participant-bg .alert-warning {
    background-color: rgba(234, 179, 8, 0.15);
    border-color: rgba(234, 179, 8, 0.3);
    color: #fde68a;
}

/* Dark-mode list groups */
.participant-bg .list-group-item {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    color: #e2e8f0;
}

/* Dark-mode badge overrides */
.participant-bg .badge.bg-light {
    background-color: rgba(255, 255, 255, 0.15) !important;
    color: #e2e8f0 !important;
}

.participant-bg .badge.bg-secondary {
    background-color: rgba(255, 255, 255, 0.15) !important;
}

/* ===========================
   Sidebar (desktop)
   =========================== */
.participant-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100vh;
    background: rgba(15, 23, 42, 0.95);
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    padding: 1.5rem 0;
}

.sidebar-brand {
    padding: 0 1.25rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 1rem;
}

.sidebar-brand h4 {
    color: #fff;
    font-weight: 700;
    margin-bottom: 0;
}

.sidebar-brand small {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
}

.sidebar-user {
    margin: 0 1rem 1rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-user .user-name {
    color: #e2e8f0;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.1rem;
}

.sidebar-user .user-email {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sidebar-nav {
    flex: 1;
    padding: 0;
    list-style: none;
}

.sidebar-nav li a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 1.25rem;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.sidebar-nav li a:hover {
    color: #e2e8f0;
    background: rgba(255, 255, 255, 0.05);
}

.sidebar-nav li a.active {
    color: #c4b5fd;
    background: rgba(124, 58, 237, 0.1);
    border-left-color: #7c3aed;
}

.sidebar-nav li a i {
    font-size: 1.15rem;
    width: 1.5rem;
    text-align: center;
}

.sidebar-feedback {
    padding: 0.75rem 1.25rem 0;
    margin-top: auto;
}

.sidebar-feedback a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s ease;
}

.sidebar-feedback a:hover {
    color: rgba(255, 255, 255, 0.7);
}

.sidebar-logout {
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-logout a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s ease;
}

.sidebar-logout a:hover {
    color: #f87171;
}

/* ===========================
   Airport layout editor
   =========================== */
.airport-layout-map {
    width: 100%;
    height: 62vh;
    min-height: 420px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    overflow: hidden;
}

@media (max-width: 991px) {
    .airport-layout-map {
        height: 48vh;
        min-height: 320px;
    }
}

/* Main content area offset for sidebar */
.participant-content {
    margin-left: 250px;
    padding: 2rem;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* ===========================
   Bottom tab bar (mobile)
   =========================== */
.participant-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.98);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0.4rem 0 calc(0.4rem + env(safe-area-inset-bottom, 0px));
    z-index: 1000;
}

.participant-bottom-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.15rem;
    color: rgba(255, 255, 255, 0.45);
    text-decoration: none;
    font-size: 0.65rem;
    padding: 0.25rem 0.5rem;
    transition: color 0.2s ease;
}

.participant-bottom-nav a i {
    font-size: 1.25rem;
}

.participant-bottom-nav a.active {
    color: #c4b5fd;
}

.participant-bottom-nav a:hover {
    color: #e2e8f0;
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 767.98px) {
    .participant-sidebar {
        display: none !important;
    }

    .participant-content {
        margin-left: 0;
        padding: 1rem;
        padding-bottom: calc(5rem + env(safe-area-inset-bottom, 0px));
    }
}

@media (min-width: 768px) {
    .participant-bottom-nav {
        display: none !important;
    }
}

/* ===========================
   Auth layout (centered card)
   =========================== */
.auth-layout {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1rem;
    position: relative;
    z-index: 1;
}

/* Inner card in dashboard for nested content */
.glass-card-inner {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
}

.glass-card-inner .card-header {
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    color: #e2e8f0;
    border-radius: 12px 12px 0 0;
}

.glass-card-inner .card-body {
    color: #e2e8f0;
}

/* Code display box */
.code-display {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    color: #c4b5fd;
}

/* Card with colored accent header (for partner search, etc.) */
.glass-card-accent-info .glass-card-header {
    background: linear-gradient(135deg, #0369a1, #0ea5e9);
}

.glass-card-accent-warning .glass-card-header {
    background: linear-gradient(135deg, #a16207, #eab308);
    color: #1a1a2e;
}

.glass-card-accent-success .glass-card-header {
    background: linear-gradient(135deg, #166534, #22c55e);
}

/* hr in dark mode */
.participant-bg hr {
    border-color: rgba(255, 255, 255, 0.1);
}

/* Links in dark mode */
.participant-bg a:not(.btn):not(.sidebar-nav a):not(.sidebar-feedback a):not(.sidebar-logout a):not(.participant-bottom-nav a) {
    color: #a78bfa;
}

.participant-bg a:not(.btn):hover {
    color: #c4b5fd;
}

/* ===========================
   AviationTrainingSystem Admin Theme
   =========================== */

/* Dark slate gradient background */
.admin-bg {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    min-height: 100vh;
    position: relative;
    color: #e2e8f0;
}

.admin-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 400px;
    height: 400px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 50%;
    pointer-events: none;
}

.admin-bg::after {
    content: '';
    position: absolute;
    right: -10%;
    width: 300px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
    pointer-events: none;
}

/* Emerald glass card header */
.admin-bg .glass-card-header {
    background: linear-gradient(135deg, #065f46 0%, #10b981 100%);
}

/* Emerald accent button */
.btn-admin {
    background: linear-gradient(135deg, #065f46 0%, #10b981 100%);
    border: none;
    color: white;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-admin:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(6, 95, 70, 0.5);
    color: white;
}

/* Dark-mode form controls (admin) */
.admin-bg .form-control,
.admin-bg .form-select {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: #e2e8f0;
}

.admin-bg .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.admin-bg .form-control:focus,
.admin-bg .form-select:focus {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: #10b981;
    box-shadow: 0 0 0 0.25rem rgba(16, 185, 129, 0.25);
    color: #e2e8f0;
}

.admin-bg .form-check-label {
    color: #cbd5e1;
}

.admin-bg .form-check-input {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.admin-bg .form-check-input:checked {
    background-color: #10b981;
    border-color: #10b981;
}

.admin-bg .form-text {
    color: rgba(255, 255, 255, 0.5) !important;
}

.admin-bg .text-muted {
    color: rgba(255, 255, 255, 0.5) !important;
}

.admin-bg .form-label {
    color: #cbd5e1;
}

/* Dark-mode alerts (admin) */
.admin-bg .alert-info {
    background-color: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.3);
    color: #93c5fd;
}

.admin-bg .alert-success {
    background-color: rgba(34, 197, 94, 0.15);
    border-color: rgba(34, 197, 94, 0.3);
    color: #86efac;
}

.admin-bg .alert-danger {
    background-color: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.admin-bg .alert-warning {
    background-color: rgba(234, 179, 8, 0.15);
    border-color: rgba(234, 179, 8, 0.3);
    color: #fde68a;
}

/* Dark-mode list groups (admin) */
.admin-bg .list-group-item {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    color: #e2e8f0;
}

/* Dark-mode badge overrides (admin) */
.admin-bg .badge.bg-light {
    background-color: rgba(255, 255, 255, 0.15) !important;
    color: #e2e8f0 !important;
}

.admin-bg .badge.bg-secondary {
    background-color: rgba(255, 255, 255, 0.15) !important;
}

/* Dark-mode tables (admin) */
.admin-bg .table {
    color: #e2e8f0;
    --bs-table-bg: transparent;
    --bs-table-color: #e2e8f0;
    --bs-table-striped-bg: rgba(255, 255, 255, 0.03);
    --bs-table-striped-color: #e2e8f0;
    --bs-table-hover-bg: rgba(255, 255, 255, 0.05);
    --bs-table-hover-color: #e2e8f0;
    border-color: rgba(255, 255, 255, 0.1);
}

.admin-bg .table th {
    color: #cbd5e1;
    border-color: rgba(255, 255, 255, 0.1);
}

.admin-bg .table td {
    border-color: rgba(255, 255, 255, 0.08);
}

/* hr in dark mode (admin) */
.admin-bg hr {
    border-color: rgba(255, 255, 255, 0.1);
}

/* Links in dark mode (admin) */
.admin-bg a:not(.btn):not(.sidebar-nav a):not(.sidebar-feedback a):not(.sidebar-logout a):not(.admin-topbar a) {
    color: #6ee7b7;
}

.admin-bg a:not(.btn):hover {
    color: #a7f3d0;
}

/* Input group (admin) */
.admin-bg .input-group-text {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: #e2e8f0;
}

/* Progress bar (admin) */
.admin-bg .progress {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Code display (admin) */
.admin-bg code {
    color: #6ee7b7;
}

/* ===========================
   Admin Sidebar (desktop)
   =========================== */
.admin-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100vh;
    background: rgba(15, 23, 42, 0.95);
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    padding: 1.5rem 0;
    overflow-y: auto;
}

.admin-sidebar .sidebar-brand {
    padding: 0 1.25rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 1rem;
}

.admin-sidebar .sidebar-brand h4 {
    color: #fff;
    font-weight: 700;
    margin-bottom: 0;
}

.admin-sidebar .sidebar-brand small {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
}

.admin-sidebar .sidebar-user {
    margin: 0 1rem 1rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-sidebar .sidebar-user .user-name {
    color: #e2e8f0;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.1rem;
}

.admin-sidebar .sidebar-user .user-email {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-sidebar .sidebar-nav {
    flex: 1;
    padding: 0;
    list-style: none;
}

.admin-sidebar .sidebar-nav li a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 1.25rem;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.admin-sidebar .sidebar-nav li a:hover {
    color: #e2e8f0;
    background: rgba(255, 255, 255, 0.05);
}

.admin-sidebar .sidebar-nav li a.active {
    color: #6ee7b7;
    background: rgba(16, 185, 129, 0.1);
    border-left-color: #10b981;
}

.admin-sidebar .sidebar-nav li a i {
    font-size: 1.15rem;
    width: 1.5rem;
    text-align: center;
}

.sidebar-section-label {
    padding: 0.75rem 1.25rem 0.35rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.3);
    font-weight: 600;
}

.admin-sidebar .sidebar-feedback {
    padding: 0.75rem 1.25rem 0;
    margin-top: auto;
}

.admin-sidebar .sidebar-logout {
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-sidebar .sidebar-logout a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s ease;
}

.admin-sidebar .sidebar-logout a:hover {
    color: #f87171;
}

/* Admin content area offset */
.admin-content {
    margin-left: 250px;
    padding: 2rem;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* ===========================
   Admin Mobile Topbar
   =========================== */
.admin-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    background: rgba(15, 23, 42, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    z-index: 1050;
}

.admin-topbar .topbar-brand {
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
}

.admin-topbar .topbar-toggler {
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #e2e8f0;
    padding: 0.35rem 0.6rem;
    border-radius: 6px;
    font-size: 1.25rem;
    cursor: pointer;
}

.admin-topbar .topbar-toggler:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Admin offcanvas (mobile nav) */
.admin-bg .offcanvas {
    background: rgba(15, 23, 42, 0.98);
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    color: #e2e8f0;
}

.admin-bg .offcanvas .btn-close {
    filter: invert(1);
}

/* Modal dark styling (admin) */
.admin-bg .modal-content {
    background-color: #1e293b;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #e2e8f0;
}

.admin-bg .modal-header {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.admin-bg .modal-footer {
    border-top-color: rgba(255, 255, 255, 0.1);
}

.admin-bg .modal-header .btn-close {
    filter: invert(1);
}

/* ===========================
   Admin Responsive
   =========================== */
@media (max-width: 767.98px) {
    .admin-sidebar {
        display: none !important;
    }

    .admin-content {
        margin-left: 0;
        padding: 1rem;
        padding-top: calc(56px + 1rem);
    }
}

@media (min-width: 768px) {
    .admin-topbar {
        display: none !important;
    }
}

/* ===========================
   Admin Filter Bar
   =========================== */
.admin-filter-bar .form-control,
.admin-filter-bar .form-select {
    min-width: 150px;
}

.admin-filter-bar .btn-outline-secondary {
    color: rgba(255, 255, 255, 0.5);
    border-color: rgba(255, 255, 255, 0.2);
}

.admin-filter-bar .btn-outline-secondary:hover {
    color: #e2e8f0;
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

/* ===========================
   Admin Sortable Table Headers
   =========================== */
.admin-bg .table th a {
    color: #cbd5e1;
    text-decoration: none;
    white-space: nowrap;
}

.admin-bg .table th a:hover {
    color: #6ee7b7;
}

/* ===========================
   Admin Pagination
   =========================== */
.admin-pagination .pagination {
    margin-bottom: 0;
}

.admin-pagination .page-link {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    color: #e2e8f0;
}

.admin-pagination .page-link:hover {
    background-color: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.3);
    color: #6ee7b7;
}

.admin-pagination .page-item.active .page-link {
    background-color: #10b981;
    border-color: #10b981;
    color: #fff;
}

.admin-pagination .page-item.disabled .page-link {
    background-color: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.25);
}

.radar-map-shell {
    background: #0a0a0a;
}

.radar-map-shell .ol-viewport {
    background: #0a0a0a;
}

.radar-speech-output {
    background: #0c120c;
    border-color: rgba(80, 255, 80, 0.35) !important;
}

.radar-speech-label {
    color: rgba(190, 255, 190, 0.7);
    letter-spacing: 0.06em;
}

.radar-speech-text {
    color: #d6ffd6;
    font-family: monospace;
    min-height: 1.4em;
    max-height: 9rem;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.radar-command-log {
    min-height: 1.4em;
    max-height: 9rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.radar-command-entry {
    font-family: monospace;
    white-space: pre-wrap;
    word-break: break-word;
}

.radar-command-entry-ok {
    color: #c9ffc9;
}

.radar-command-entry-error {
    color: #ffb9b9;
}