/* ============================================
   Design Tokens
   ============================================ */
:root {
    --motion-fast: 150ms;
    --motion-base: 250ms;
    --motion-slow: 400ms;
    --ease-in: cubic-bezier(0.0, 0.0, 0.2, 1);
    --ease-out: cubic-bezier(0.4, 0.0, 1, 1);
    --ease-std: cubic-bezier(0.4, 0.0, 0.2, 1);
    --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);

    --radius-pill: 999px;
    --radius-card: 22px;
    --radius-sm: 10px;
    --glass-effect: blur(16px);

    /* Default (Light) Theme */
    --bg-app: #f1f5f9;
    --surface-1: #ffffff;
    --surface-2: #f8fafc;
    --border-subtle: #e2e8f0;

    --text-high: #0f172a;
    --text-med: #475569;
    --text-low: #64748b;

    --accent-glow: rgba(20, 184, 166, 0.15);
    --primary-gradient: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);

    --success-bg: rgba(16, 185, 129, 0.15);
    --success-text: #059669;
    --danger-bg: rgba(239, 68, 68, 0.15);
    --danger-text: #dc2626;
    --warning-bg: rgba(245, 158, 11, 0.15);
    --warning-text: #d97706;

    --aurora-1: #ffffff;
    --aurora-2: #f8fafc;
    --aurora-3: #f1f5f9;
    --aurora-blob-1: rgba(14, 118, 110, 0.1);
    --aurora-blob-2: rgba(14, 118, 110, 0.05);
    --aurora-blob-3: rgba(14, 118, 110, 0.08);

    --shadow-card: 0 8px 30px rgba(0,0,0,0.06);
    --shadow-glow: 0 0 20px var(--accent-glow);

    --bs-body-bg: var(--bg-app);
    --bs-body-color: var(--text-high);
}

[data-bs-theme="dark"] {
    --bg-app: #0b0712;
    --surface-1: rgba(20, 14, 38, 0.82);
    --surface-2: rgba(30, 22, 54, 0.70);
    --border-subtle: rgba(255, 255, 255, 0.08);

    --text-high: #f8fafc;
    --text-med: #94a3b8;
    --text-low: #64748b;

    --success-bg: rgba(16, 185, 129, 0.1);
    --success-text: #34d399;
    --danger-bg: rgba(239, 68, 68, 0.1);
    --danger-text: #f87171;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --warning-text: #fbbf24;

    --aurora-1: #0b0712;
    --aurora-2: #140e26;
    --aurora-3: #1e1636;
    --aurora-blob-1: rgba(139, 92, 246, 0.15);
    --aurora-blob-2: rgba(168, 85, 247, 0.12);
    --aurora-blob-3: rgba(236, 200, 255, 0.10);

    --shadow-card: 0 8px 30px rgba(0,0,0,0.4);
}


/* ============================================
   Base / Reset
   ============================================ */
html,
body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text-high);
    background: var(--bg-app);
    min-height: 100%;
}

.app-shell {
    min-height: 100vh;
    position: relative;
}


/* ============================================
   Aurora Background
   ============================================ */
.aurora-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    background: var(--aurora-1);
}

.aurora-bg::before,
.aurora-bg::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    animation: aurora-drift 18s var(--ease-std) infinite alternate;
    will-change: transform;
}

.aurora-bg::before {
    width: 60vw;
    height: 60vw;
    top: -20%;
    left: -10%;
    background: radial-gradient(circle, var(--aurora-blob-1) 0%, var(--aurora-2) 50%, transparent 70%);
}

.aurora-bg::after {
    width: 50vw;
    height: 50vw;
    bottom: -15%;
    right: -10%;
    background: radial-gradient(circle, var(--aurora-blob-2) 0%, var(--aurora-3) 40%, transparent 70%);
    animation-delay: -8s;
    animation-duration: 22s;
}

/* Third aurora blob via extra element in HTML */
.aurora-blob-3 {
    position: absolute;
    width: 40vw;
    height: 40vw;
    top: 30%;
    left: 40%;
    background: radial-gradient(circle, var(--aurora-blob-3) 0%, transparent 60%);
    border-radius: 50%;
    filter: blur(80px);
    animation: aurora-drift-2 15s var(--ease-std) infinite alternate;
    will-change: transform;
    pointer-events: none;
}

@keyframes aurora-drift {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(4vw, 3vh) scale(1.08); }
    100% { transform: translate(-3vw, -2vh) scale(0.95); }
}

@keyframes aurora-drift-2 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-5vw, 4vh) scale(1.12); }
}

/* Light theme: soft lavender aurora */
[data-bs-theme="light"] .aurora-bg {
    background: #ede5f7;
}
[data-bs-theme="light"] .aurora-bg::before {
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(196, 167, 231, 0.2) 50%, transparent 70%);
}
[data-bs-theme="light"] .aurora-bg::after {
    background: radial-gradient(circle, rgba(168, 85, 247, 0.12) 0%, rgba(221, 200, 248, 0.15) 40%, transparent 70%);
}
[data-bs-theme="light"] .aurora-blob-3 {
    background: radial-gradient(circle, rgba(236, 200, 255, 0.10) 0%, transparent 60%);
}


/* ============================================
   Header / Navbar
   ============================================ */
.app-header {
    background: transparent;
    color: #fff;
    box-shadow: none;
    position: sticky;
    top: 0;
    z-index: 40;
}

.top-nav-shell {
    position: relative;
    overflow: visible;
    border-radius: var(--radius-card);
    border: 1px solid var(--border-subtle);
    background: var(--surface-1);
    box-shadow: var(--shadow-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: 10px 14px;
    gap: 16px;
    margin-top: 16px;
}

[data-bs-theme="light"] .top-nav-shell {
    background: rgba(255, 255, 255, 0.75);
    border-color: var(--border-subtle);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.top-nav-shell::before {
    display: none;
}

.top-nav-shell > * {
    position: relative;
    z-index: 1;
}


/* ============================================
   Brand
   ============================================ */
.brand-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.brand-wrap img {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    object-fit: contain;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    padding: 6px;
}

[data-bs-theme="light"] .brand-wrap img {
    background: var(--surface-2);
    border-color: var(--border-subtle);
}

.brand-title {
    margin: 0;
    font-size: 0.98rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    line-height: 1.15;
    color: var(--aurora-text-high);
}

.brand-sub {
    margin: 0;
    font-size: 0.78rem;
    opacity: 0.78;
    line-height: 1.2;
    color: var(--aurora-text-med);
}

[data-bs-theme="light"] .brand-title {
    color: var(--text-high);
}
[data-bs-theme="light"] .brand-sub {
    color: var(--text-med);
}

.top-nav-shell .navbar-collapse {
    flex-grow: 1;
    gap: 14px;
}


/* ============================================
   Nav Chips / Segmented Control
   ============================================ */
.nav-grid {
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
    gap: 4px;
    background: var(--surface-2);
    border-radius: var(--radius-pill);
    padding: 4px;
}

[data-bs-theme="light"] .nav-grid {
    background: rgba(0, 0, 0, 0.04);
}

.nav-link-chip {
    border: 1px solid transparent;
    color: var(--aurora-text-med);
    background: transparent;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.83rem;
    border-radius: var(--radius-pill);
    padding: 9px 15px;
    transition: background var(--motion-base) var(--ease-premium), color var(--motion-base) var(--ease-premium), box-shadow var(--motion-base) var(--ease-premium);
    white-space: nowrap;
}

[data-bs-theme="light"] .nav-link-chip {
    color: var(--text-med);
}

.nav-grid .dropdown > .nav-link-chip {
    appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.nav-link-chip:hover {
    background: var(--surface-1);
    color: var(--text-high);
}

.nav-link-chip.active {
    background: var(--surface-1);
    color: var(--text-high);
    box-shadow: var(--shadow-card);
}

[data-bs-theme="light"] .nav-link-chip:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--text-high);
}

[data-bs-theme="light"] .nav-link-chip.active {
    background: var(--surface-1);
    color: var(--text-high);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.nav-link-chip:focus-visible,
.btn-menu-toggle:focus-visible,
.nav-mobile-toggle:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.nav-link-chip-primary {
    background: var(--surface-1);
    border: none;
    color: var(--primary);
    font-weight: 700;
}

.nav-link-chip-primary:hover,
.nav-link-chip-primary.active {
    background: var(--primary-gradient);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow);
}

[data-bs-theme="light"] .nav-link-chip-primary {
    background: var(--primary-gradient);
    color: #ffffff;
}

[data-bs-theme="light"] .nav-link-chip-primary:hover,
[data-bs-theme="light"] .nav-link-chip-primary.active {
    color: #ffffff;
    box-shadow: var(--shadow-glow);
}


/* ============================================
   Btn Logout & Menu Toggle
   ============================================ */
.btn-logout {
    border-radius: var(--radius-pill);
    border: 1px solid var(--glass-border);
    color: var(--danger-text);
    background: transparent;
    font-weight: 700;
    padding: 8px 16px;
    transition: background var(--motion-base) var(--ease-premium);
}

[data-bs-theme="light"] .btn-logout {
    border-color: var(--border-subtle);
}

.btn-logout:hover {
    background: var(--danger-bg);
}

.btn-menu-toggle {
    border-radius: var(--radius-pill);
    border: 1px solid var(--glass-border);
    color: var(--aurora-text-med);
    background: var(--seg-bg);
    font-weight: 700;
    padding: 9px 15px;
    transition: background var(--motion-base) var(--ease-premium), color var(--motion-base) var(--ease-premium);
}

[data-bs-theme="light"] .btn-menu-toggle {
    border-color: var(--border-subtle);
    color: var(--text-med);
    background: var(--surface-2);
}

.btn-menu-toggle:hover,
.btn-menu-toggle:focus {
    background: var(--surface-1);
    color: var(--text-high);
}

[data-bs-theme="light"] .btn-menu-toggle:hover,
[data-bs-theme="light"] .btn-menu-toggle:focus {
    background: var(--surface-1);
    color: var(--text-high);
}

.nav-actions {
    margin-left: auto;
}

.nav-mobile-toggle {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    background: var(--surface-2);
    color: var(--text-high);
    padding: 7px 9px;
}

[data-bs-theme="light"] .nav-mobile-toggle {
    border-color: var(--border-subtle);
    background: var(--surface-2);
    color: var(--text-high);
}

.nav-mobile-toggle .navbar-toggler-icon {
    filter: invert(1) brightness(100%);
}

[data-bs-theme="light"] .nav-mobile-toggle .navbar-toggler-icon {
    filter: none;
}

.nav-mobile-toggle:hover {
    background: var(--surface-1);
}

[data-bs-theme="light"] .nav-mobile-toggle:hover {
    background: var(--surface-1);
}


/* ============================================
   Account Menu (Dropdown)
   ============================================ */
.account-menu {
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    min-width: 240px;
    overflow: hidden;
    z-index: 1200;
}

[data-bs-theme="light"] .account-menu {
    background: var(--surface-1);
    border-color: var(--border-subtle);
    box-shadow: var(--shadow-card);
    backdrop-filter: none;
}

.account-menu .dropdown-item {
    font-weight: 600;
    padding: 10px 14px;
    color: var(--aurora-text-med);
    transition: background var(--motion-base) var(--ease-premium), color var(--motion-base) var(--ease-premium);
}

[data-bs-theme="light"] .account-menu .dropdown-item {
    color: var(--text-med);
}

.account-menu .dropdown-item:hover,
.account-menu .dropdown-item.active {
    background: var(--surface-2);
    color: var(--text-high);
}

[data-bs-theme="light"] .account-menu .dropdown-item:hover,
[data-bs-theme="light"] .account-menu .dropdown-item.active {
    background: var(--surface-2);
    color: var(--text-high);
}

.account-menu .dropdown-divider {
    border-color: var(--glass-border);
}

[data-bs-theme="light"] .account-menu .dropdown-divider {
    border-color: var(--border-subtle);
}


/* ============================================
   Page Wrap
   ============================================ */
.page-wrap {
    padding: 32px 0 60px;
}


/* ============================================
   Panel Card (Glass)
   ============================================ */
.panel-card {
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

[data-bs-theme="light"] .panel-card {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}


/* ============================================
   Section Headings
   ============================================ */
.section-head {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 0;
    letter-spacing: 0.01em;
    color: var(--text-high);
}

.section-sub {
    color: var(--text-low);
    margin-top: 4px;
    margin-bottom: 0;
    font-size: 0.9rem;
}


/* ============================================
   Form Controls (Pill Inputs)
   ============================================ */
.input-search,
.form-control,
.form-select {
    border-radius: var(--radius-pill) !important;
    border: 1px solid var(--border-subtle) !important;
    background: var(--surface-2) !important;
    color: var(--text-high) !important;
    min-height: 42px;
    font-weight: 500;
    padding-left: 18px !important;
    padding-right: 18px !important;
    transition: border var(--motion-fast) var(--ease-premium), box-shadow var(--motion-fast) var(--ease-premium);
}

.form-control-color {
    min-height: 42px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    background: var(--surface-2);
}

.form-control:focus,
.form-select:focus,
.input-search:focus {
    border-color: #14b8a6 !important;
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1) !important;
}

::placeholder {
    color: var(--text-low) !important;
}

.form-label {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-med);
    margin-bottom: 6px;
}


/* ============================================
   Buttons
   ============================================ */
.btn,
.btn-sm {
    border-radius: var(--radius-pill);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: transform var(--motion-fast) var(--ease-premium), background-color var(--motion-fast) var(--ease-premium), box-shadow var(--motion-fast) var(--ease-premium), opacity var(--motion-fast) var(--ease-premium);
}

.btn:hover:not(:disabled),
.btn-sm:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn:active:not(:disabled),
.btn-sm:active:not(:disabled) {
    transform: scale(0.96);
    opacity: 0.9;
}

.btn-2,
.btn-buscar,
.btn-primary {
    background: var(--primary-gradient) !important;
    border: none !important;
    color: #fff !important;
}

.btn-2:hover,
.btn-buscar:hover,
.btn-primary:hover {
    background: var(--primary-gradient) !important;
    box-shadow: var(--shadow-glow) !important;
}

.btn-outline-primary {
    border-color: #14b8a6;
    color: #14b8a6;
}
.btn-outline-primary:hover {
    background: rgba(20, 184, 166, 0.1);
    color: #14b8a6;
}

.btn-outline-secondary {
    border-color: var(--border-subtle);
    color: var(--text-med);
}
.btn-outline-secondary:hover {
    background: var(--surface-2);
    color: var(--text-high);
}

.btn-premium-icon {
    align-items: center;
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-card);
    color: var(--text-high);
    display: inline-flex;
    justify-content: center;
}

.btn-premium-icon:hover {
    background: var(--surface-2);
    border-color: rgba(20, 184, 166, 0.35);
    color: var(--primary);
}

.btn-premium-soft {
    align-items: center;
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-card);
    color: var(--text-high);
    display: inline-flex;
    gap: 0.45rem;
    justify-content: center;
}

.btn-premium-soft:hover,
.btn-premium-soft:focus {
    background: var(--surface-2);
    border-color: rgba(20, 184, 166, 0.35);
    color: var(--text-high);
}

.btn-premium-teal {
    align-items: center;
    background: rgba(20, 184, 166, 0.1);
    border: 1px solid rgba(20, 184, 166, 0.35);
    box-shadow: var(--shadow-card);
    color: var(--primary) !important;
    display: inline-flex;
    gap: 0.45rem;
    justify-content: center;
}

.btn-premium-teal:hover,
.btn-premium-teal:focus {
    background: rgba(20, 184, 166, 0.16);
    border-color: rgba(20, 184, 166, 0.55);
    color: var(--primary-hover) !important;
}

.btn-certificate-unlock {
    align-items: center;
    background: var(--warning-bg);
    border: 1px solid rgba(217, 119, 6, 0.28);
    box-shadow: var(--shadow-card);
    color: var(--warning-text) !important;
    display: inline-flex;
    gap: 0.45rem;
    justify-content: center;
}

.btn-certificate-unlock:hover,
.btn-certificate-unlock:focus {
    background: rgba(245, 158, 11, 0.22);
    border-color: rgba(217, 119, 6, 0.45);
    color: #b45309 !important;
}

[data-bs-theme="dark"] .btn-certificate-unlock {
    border-color: rgba(251, 191, 36, 0.3);
    color: #fbbf24 !important;
}

[data-bs-theme="dark"] .btn-certificate-unlock:hover,
[data-bs-theme="dark"] .btn-certificate-unlock:focus {
    background: rgba(245, 158, 11, 0.18);
    border-color: rgba(251, 191, 36, 0.55);
    color: #fcd34d !important;
}

.pagination {
    --bs-pagination-bg: transparent;
    --bs-pagination-border-width: 0;
    --bs-pagination-disabled-bg: transparent;
    --bs-pagination-disabled-border-color: transparent;
    --bs-pagination-focus-box-shadow: 0 0 0 0.2rem rgba(20, 184, 166, 0.14);
    gap: 0.5rem;
    margin-bottom: 0;
}

.page-item .page-link {
    align-items: center;
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-pill);
    box-shadow: var(--shadow-card);
    color: var(--text-med);
    display: inline-flex;
    font-weight: 700;
    justify-content: center;
    min-width: 42px;
    padding: 0.7rem 1rem;
    transition: transform var(--motion-fast) var(--ease-premium), background-color var(--motion-fast) var(--ease-premium), color var(--motion-fast) var(--ease-premium), box-shadow var(--motion-fast) var(--ease-premium);
}

.page-item .page-link:hover {
    background: var(--surface-2);
    color: var(--text-high);
    transform: translateY(-1px);
}

.page-item.active .page-link {
    background: var(--primary-gradient);
    border-color: transparent;
    box-shadow: var(--shadow-glow);
    color: #fff;
}

.page-item.disabled .page-link {
    background: var(--surface-2);
    border-color: var(--border-subtle);
    box-shadow: none;
    color: var(--text-low);
    opacity: 1;
}


/* ============================================
   Tables
   ============================================ */
.table {
    --bs-table-striped-bg: transparent;
    --bs-table-bg: transparent;
    margin-bottom: 0;
    border-collapse: separate;
    border-spacing: 0 8px;
}

.table thead th {
    border-bottom: none;
    color: var(--text-med);
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    padding: 12px 24px;
}

.table tbody tr {
    background: var(--surface-2);
    border-radius: var(--radius-sm);
    transition: transform var(--motion-base) var(--ease-premium), box-shadow var(--motion-base) var(--ease-premium);
}

.table tbody tr:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.table tbody td {
    border: none;
    vertical-align: middle;
    padding: 16px 24px;
    color: var(--text-high);
}
.table tbody td:first-child { border-top-left-radius: var(--radius-sm); border-bottom-left-radius: var(--radius-sm); }
.table tbody td:last-child { border-top-right-radius: var(--radius-sm); border-bottom-right-radius: var(--radius-sm); }


/* ============================================
   Badges
   ============================================ */
.badge.bg-secondary {
    background: var(--surface-2) !important;
    color: var(--text-med);
    font-weight: 700;
    border-radius: var(--radius-pill);
    padding: 7px 10px;
    border: 1px solid var(--border-subtle);
}

.badge-score-success { background-color: #dcfce7 !important; color: #166534 !important; }
.badge-score-warning { background-color: #fef9c3 !important; color: #9a3412 !important; }
.badge-score-danger  { background-color: #fee2e2 !important; color: #991b1b !important; }

[data-bs-theme="dark"] .badge-score-success { background-color: rgba(16, 185, 129, 0.15) !important; color: #34d399 !important; }
[data-bs-theme="dark"] .badge-score-warning { background-color: rgba(245, 158, 11, 0.15) !important; color: #fbbf24 !important; }
[data-bs-theme="dark"] .badge-score-danger  { background-color: rgba(239, 68, 68, 0.15) !important; color: #f87171 !important; }


/* ============================================
   Hero Integrated Forms
   ============================================ */
.hero-card-content {
    padding: 3rem !important;
}

@media (min-width: 1200px) {
    .hero-card-content {
        padding: 4rem !important;
    }
}

.hero-input-group {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-pill);
    padding: 10px;
    display: flex;
    align-items: center;
    transition: all var(--motion-base) var(--ease-std);
}

.hero-input-group:focus-within {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
}

.hero-input-group .form-control {
    background: transparent !important;
    border: none !important;
    color: #ffffff !important;
    font-weight: 700;
    font-size: 1.15rem;
    padding-left: 24px !important;
    padding-right: 12px !important;
    box-shadow: none !important;
}

.hero-input-group .form-control::placeholder {
    color: rgba(255, 255, 255, 0.6) !important;
}

.hero-input-group .btn {
    border-radius: var(--radius-pill) !important;
    padding: 8px 24px;
    font-size: 0.85rem;
    background: #ffffff !important;
    color: var(--primary) !important;
    border: none !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.hero-input-group .btn:hover {
    background: #f8fafc !important;
    transform: translateY(0) scale(1.02);
}


/* ============================================
   Alerts / Notifications
   ============================================ */
.alert {
    border-radius: var(--radius-pill);
    padding: 12px 24px;
    border: 1px solid transparent;
    font-weight: 600;
    font-size: 0.92rem;
}

.alert-success {
    background-color: var(--success-bg) !important;
    color: var(--success-text) !important;
    border-color: rgba(16, 185, 129, 0.2) !important;
}

.alert-danger {
    background-color: var(--danger-bg) !important;
    color: var(--danger-text) !important;
    border-color: rgba(239, 68, 68, 0.2) !important;
}

.alert-warning {
    background-color: var(--warning-bg) !important;
    color: var(--warning-text) !important;
    border-color: rgba(245, 158, 11, 0.2) !important;
}

[data-bs-theme="dark"] .alert-success { border-color: rgba(52, 211, 153, 0.2) !important; }
[data-bs-theme="dark"] .alert-danger  { border-color: rgba(248, 113, 113, 0.2) !important; }
[data-bs-theme="dark"] .alert-warning { border-color: rgba(251, 191, 36, 0.2) !important; }


/* ============================================
   Slot List Cards (Branding)
   ============================================ */
.slot-list-card {
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    margin-bottom: 12px;
    transition: transform var(--motion-base) var(--ease-premium), box-shadow var(--motion-base) var(--ease-premium), border-color var(--motion-base) var(--ease-premium);
    overflow: hidden;
}

.slot-list-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
    border-color: var(--glass-border-hover);
}

.slot-header-btn {
    width: 100%;
    background: transparent;
    border: none;
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: left;
    color: var(--text-high);
}

.slot-header-btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: -2px;
}

.slot-thumbnail {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    background: var(--surface-2);
    border: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.slot-thumbnail img, .slot-thumbnail video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slot-collapse-area {
    border-top: 1px solid var(--border-subtle);
    background: rgba(0,0,0,0.08);
    padding: 24px;
}

[data-bs-theme="light"] .slot-collapse-area {
    background: var(--surface-2);
}


/* ============================================
   Stat Cards (Branding Hero)
   ============================================ */
.stat-card-hero {
    background: var(--surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    padding: 24px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: box-shadow var(--motion-base) var(--ease-premium), transform var(--motion-base) var(--ease-premium);
    position: relative;
    overflow: hidden;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.stat-card-hero::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    opacity: 0.5;
    pointer-events: none;
}

.stat-card-hero:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

.stat-value-huge {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--text-high);
    margin-bottom: 8px;
    letter-spacing: -0.04em;
}

.white-contrast-card {
    background: linear-gradient(145deg, var(--surface-1) 0%, var(--surface-2) 100%);
    color: var(--text-high);
    border-radius: var(--radius-card);
    padding: 24px;
    height: 100%;
    border: 1px solid var(--border-subtle);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.white-contrast-card h4, .white-contrast-card strong { color: var(--text-high) !important; }
.white-contrast-card .text-muted { color: var(--text-med) !important; }


/* ============================================
   Reorder Columns Premium (Contents)
   ============================================ */
.reorder-column-premium {
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: transform var(--motion-base) var(--ease-premium), box-shadow var(--motion-base) var(--ease-premium);
}

.reorder-column-premium:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.reorder-column-header-premium {
    padding: 24px;
    background: linear-gradient(to bottom, var(--surface-2) 0%, transparent 100%);
    border-bottom: 1px solid var(--border-subtle);
}

.reorder-stat-badge {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--text-high);
    display: block;
    margin-top: 4px;
    letter-spacing: -0.04em;
}

.reorder-list-premium {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-height: 200px;
}

.reorder-item-premium {
    background: var(--surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 14px;
    cursor: grab;
    transition: all var(--motion-fast) var(--ease-premium);
}

.reorder-item-premium:hover {
    background: var(--surface-1);
    border-color: var(--primary);
    transform: scale(1.02);
}

.reorder-item-premium.is-dragging {
    opacity: 0.4;
    transform: scale(0.95);
}

.reorder-footer-premium {
    padding: 16px 24px;
    background: var(--surface-2);
    border-top: 1px solid var(--border-subtle);
    margin-top: auto;
}


/* ============================================
   Pill Outline
   ============================================ */
.pill-outline {
    border: 1px solid var(--border-subtle);
    background: transparent;
    color: var(--text-med);
    border-radius: var(--radius-pill);
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    transition: color var(--motion-fast) var(--ease-premium), border-color var(--motion-fast) var(--ease-premium);
}

.pill-outline:hover {
    color: var(--text-high);
    border-color: var(--glass-border-hover);
}


/* ============================================
   Collapse Icon
   ============================================ */
.collapse-icon {
    transition: transform var(--motion-base) var(--ease-premium);
}

.slot-header-btn:not(.collapsed) .collapse-icon {
    transform: rotate(180deg);
}


/* ============================================
   Modals
   ============================================ */
.modal-content {
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    box-shadow: var(--glass-shadow);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

[data-bs-theme="light"] .modal-content {
    box-shadow: var(--shadow-card);
    backdrop-filter: none;
}

.modal-header {
    border-bottom: 1px solid var(--border-subtle);
}
.modal-footer {
    border-top: 1px solid var(--border-subtle);
}


/* ============================================
   Auth (Login) — Custom Background
   ============================================ */
.login-bg-custom {
    position: fixed;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.login-bg-custom::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

[data-bs-theme="light"] .login-bg-custom::after {
    background: rgba(0, 0, 0, 0.25);
}


/* ============================================
   Auth (Login)
   ============================================ */
.auth-wrap {
    min-height: calc(100vh - 86px);
    display: grid;
    place-items: center;
    padding: 24px 0;
    position: relative;
    z-index: 1;
}

.auth-card {
    width: 100%;
    max-width: 440px;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-card);
    background: var(--glass-bg);
    box-shadow: var(--glass-shadow), var(--glass-inset);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: 36px;
}

[data-bs-theme="light"] .auth-card {
    background: rgba(255, 255, 255, 0.85);
    border-color: var(--border-subtle);
    box-shadow: var(--shadow-md);
}

.auth-title {
    font-size: 1.5rem;
    margin: 0;
    font-weight: 800;
    color: var(--text-high);
}

.auth-note {
    color: var(--text-med);
    margin-top: 6px;
    margin-bottom: 20px;
}

.btn-1-login {
    width: 100%;
    border: 0;
    background: var(--primary-gradient);
    color: #ffffff;
    border-radius: var(--radius-pill);
    min-height: 48px;
    font-weight: 800;
    letter-spacing: 0.03em;
    font-size: 0.9rem;
    transition: background var(--motion-base) var(--ease-premium), transform var(--motion-fast) var(--ease-premium), box-shadow var(--motion-fast) var(--ease-premium);
}

.btn-1-login:hover {
    background: var(--primary-gradient);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

[data-bs-theme="light"] .btn-1-login {
    background: var(--primary-gradient);
    color: #ffffff;
}

[data-bs-theme="light"] .btn-1-login:hover {
    box-shadow: var(--shadow-glow);
}

.login-control {
    background: rgba(255, 255, 255, 0.06) !important;
    border-color: var(--glass-border) !important;
    color: var(--aurora-text-high) !important;
}

[data-bs-theme="light"] .login-control {
    background: var(--surface-1) !important;
    border-color: var(--border-subtle) !important;
    color: var(--text-high) !important;
}

.login-control:focus {
    background: rgba(255, 255, 255, 0.10) !important;
}

[data-bs-theme="light"] .login-control:focus {
    background: var(--surface-1) !important;
}

.invalid-feedback {
    display: block !important;
}


/* ============================================
   Upload Page
   ============================================ */
.upload-page .panel-card {
    border-radius: var(--radius-lg);
}

.upload-guide {
    background: var(--surface-2);
}

.upload-steps {
    padding-left: 18px;
    margin: 0;
    color: var(--text-med);
}

.upload-steps li {
    margin-bottom: 8px;
    line-height: 1.4;
}

.upload-hints {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.upload-dropzone {
    border: 2px dashed var(--border-subtle) !important;
    border-radius: var(--radius-card) !important;
    background: var(--surface-2) !important;
    min-height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color var(--motion-base) var(--ease-premium), box-shadow var(--motion-base) var(--ease-premium), transform var(--motion-base) var(--ease-premium);
}

.upload-dropzone:hover {
    border-color: var(--text-low) !important;
}

.upload-dropzone.dz-drag-hover {
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.12);
    transform: translateY(-1px);
}

.upload-icon-wrap {
    width: 74px;
    height: 74px;
    margin: 0 auto;
    border-radius: 16px;
    background: rgba(15, 118, 110, 0.1);
    color: var(--primary);
    display: grid;
    place-items: center;
    font-size: 1.8rem;
}

.upload-result {
    border-radius: 14px;
    padding: 14px 16px;
    border: 1px solid var(--border-subtle);
    background: var(--surface-1);
}

.upload-result.ok {
    border-left: 4px solid var(--success);
}

.upload-result.info {
    border-left: 4px solid var(--info);
}


/* ============================================
   Slot Meta Grid (Branding)
   ============================================ */
.slot-meta-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    background: var(--surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 12px;
}
.slot-meta-item {
    display: flex;
    flex-direction: column;
}
.slot-meta-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-low);
    margin-bottom: 2px;
}
.slot-meta-value {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-high);
}


/* ============================================
   Premium Dropzone (Branding Upload)
   ============================================ */
.slot-upload-dropzone {
    background: var(--surface-1);
    border: 2px dashed var(--border-subtle);
    border-radius: var(--radius-card);
    transition: all var(--motion-base) var(--ease-premium);
    min-height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.slot-upload-dropzone:hover,
.slot-upload-dropzone.drag-over {
    background: var(--surface-2);
    border-color: #14b8a6;
}
.slot-upload-dropzone:has(input:focus-visible) {
    outline: 2px solid #14b8a6;
    outline-offset: 2px;
}
.slot-upload-dropzone.has-error {
    border-color: var(--danger-text);
    background: var(--danger-bg);
}
.dz-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--surface-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-med);
    transition: all var(--motion-base) var(--ease-premium);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.1);
}
.slot-upload-dropzone:hover .dz-icon-wrap,
.slot-upload-dropzone.drag-over .dz-icon-wrap {
    color: #14b8a6;
    background: rgba(20, 184, 166, 0.15);
    transform: scale(1.1);
}
.file-icon-box {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(20, 184, 166, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}
.opacity-0 {
    opacity: 0 !important;
}

/* --- Compact variant for dense forms (certificates, appearance) --- */
.slot-upload-dropzone--sm {
    min-height: 90px;
}
.slot-upload-dropzone--sm .dz-idle {
    flex-direction: row;
    align-items: center;
    text-align: left;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
}
.slot-upload-dropzone--sm .dz-icon-wrap {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
    flex-shrink: 0;
}
.slot-upload-dropzone--sm .dz-selected {
    padding: 0.75rem 1rem;
}
.slot-upload-dropzone--sm .file-icon-box {
    width: 32px;
    height: 32px;
    border-radius: 8px;
}


/* ============================================
   Btn Loading Spinner
   ============================================ */
.btn-loading {
    color: transparent !important;
    position: relative;
    pointer-events: none;
}
.btn-loading::after {
    content: "";
    position: absolute;
    width: 1.2rem;
    height: 1.2rem;
    top: 50%;
    left: 50%;
    margin-top: -0.6rem;
    margin-left: -0.6rem;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: btn-spin 0.8s linear infinite;
}
@keyframes btn-spin { to { transform: rotate(360deg); } }


/* ============================================
   Table Stagger Animation
   ============================================ */
.table-stagger-row {
    animation: fade-in-up 0.4s var(--ease-out) both;
}
@keyframes fade-in-up {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}


/* ============================================
   Empty State
   ============================================ */
.empty-state-wrap {
    padding: 3rem 1rem;
    text-align: center;
    color: var(--text-med);
}
.empty-state-icon {
    font-size: 3rem;
    color: var(--text-low);
    margin-bottom: 1rem;
}


/* ============================================
   Search Collapse
   ============================================ */
.search-collapse {
    transition: max-height 300ms var(--ease-std), opacity 300ms var(--ease-std), padding 300ms var(--ease-std), margin 300ms var(--ease-std);
    max-height: 100px;
    opacity: 1;
    overflow: hidden;
}
.search-collapse.collapsed {
    max-height: 0;
    opacity: 0;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    margin-top: 0 !important;
    margin-bottom: 0 !important;
    border: none !important;
}


/* ============================================
   Offcanvas
   ============================================ */
.offcanvas {
    background: var(--surface-1);
    border-left: 1px solid var(--border-subtle);
}

[data-bs-theme="dark"] .offcanvas {
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}


/* ============================================
   Analytics
   ============================================ */
.analytics-kpi-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.analytics-kpi-grid--compact {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.analytics-kpi-card {
    background: linear-gradient(160deg, var(--surface-1) 0%, var(--surface-2) 100%);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    padding: 1.4rem 1.5rem;
    position: relative;
}

.analytics-kpi-card::after {
    background: radial-gradient(circle at top right, var(--accent-glow) 0%, transparent 62%);
    content: "";
    inset: 0;
    opacity: 0.85;
    pointer-events: none;
    position: absolute;
}

.analytics-kpi-card > * {
    position: relative;
    z-index: 1;
}

.analytics-kpi-card--accent {
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.14) 0%, var(--surface-1) 100%);
}

.analytics-kpi-label {
    color: var(--text-med);
    display: block;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin-bottom: 0.55rem;
    text-transform: uppercase;
}

.analytics-kpi-value {
    color: var(--text-high);
    display: block;
    font-size: clamp(2rem, 3vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1;
    margin-bottom: 0.45rem;
}

.analytics-kpi-note {
    color: var(--text-low);
    display: block;
    font-size: 0.88rem;
    line-height: 1.4;
}

.analytics-filter-form {
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    min-width: min(100%, 360px);
    padding: 1rem 1.1rem;
}

.analytics-export-menu {
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: 18px;
    box-shadow: var(--shadow-card);
    padding: 0.45rem;
}

.analytics-export-menu .dropdown-item {
    border-radius: 14px;
    color: var(--text-med);
    font-weight: 600;
    padding: 0.7rem 0.9rem;
}

.analytics-export-menu .dropdown-item:hover,
.analytics-export-menu .dropdown-item:focus {
    background: var(--surface-2);
    color: var(--text-high);
}

.analytics-chart-card {
    overflow: hidden;
}

.analytics-chart-wrap {
    height: 320px;
    position: relative;
}

.analytics-chart-wrap--small {
    height: 280px;
}

.analytics-insight-list {
    display: grid;
    gap: 0.9rem;
}

.analytics-insight-item {
    background: var(--surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: 18px;
    padding: 1rem 1.1rem;
}

.analytics-insight-item strong {
    color: var(--text-high);
    display: block;
    font-size: 1rem;
    margin-bottom: 0.2rem;
}

.analytics-insight-item p {
    color: var(--text-med);
    font-size: 0.9rem;
    line-height: 1.45;
}

.analytics-insight-eyebrow {
    color: var(--text-low);
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    margin-bottom: 0.35rem;
    text-transform: uppercase;
}

.analytics-station-summary-card {
    overflow: hidden;
}

.analytics-mini-metrics {
    display: grid;
    gap: 0.75rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.analytics-mini-metrics div {
    background: var(--surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 0.85rem 0.95rem;
}

.analytics-mini-metrics span {
    color: var(--text-low);
    display: block;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin-bottom: 0.28rem;
    text-transform: uppercase;
}

.analytics-mini-metrics strong {
    color: var(--text-high);
    font-size: 1rem;
    font-weight: 800;
}

.analytics-attempt-table thead th,
.analytics-attempt-table tbody td {
    padding-left: 16px;
    padding-right: 16px;
}


/* ============================================
   Responsive: 992px
   ============================================ */
@media (max-width: 992px) {
    .top-nav-shell {
        padding: 10px 12px;
        border-radius: 16px;
    }

    .top-nav-shell .navbar-collapse {
        margin-top: 12px;
        padding-top: 12px;
        border-top: 1px solid var(--glass-border);
    }

    .nav-link-chip {
        width: 100%;
        justify-content: center;
        padding: 9px 12px;
        font-size: 0.8rem;
    }

    .nav-grid {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 4px;
    }

    .nav-grid .dropdown,
    .nav-grid .dropdown > .nav-link-chip {
        width: 100%;
    }

    .nav-actions {
        width: 100%;
        margin-left: 0;
        margin-top: 6px;
    }

    .btn-menu-toggle {
        width: 100%;
    }

    .section-head {
        font-size: 1.08rem;
    }

    .analytics-chart-wrap,
    .analytics-chart-wrap--small {
        height: 280px;
    }
}


/* ============================================
   Responsive: 768px
   ============================================ */
@media (max-width: 768px) {
    .app-header {
        position: static;
    }

    .auth-card {
        padding: 20px;
        border-radius: 14px;
    }

    .upload-dropzone {
        min-height: 250px;
    }

    .table thead th,
    .table tbody td {
        font-size: 0.8rem;
        white-space: nowrap;
    }

    .analytics-mini-metrics {
        grid-template-columns: 1fr;
    }

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


/* ============================================
   Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *, ::before, ::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .aurora-bg::before,
    .aurora-bg::after,
    .aurora-blob-3 {
        animation: none !important;
    }
}