/* ========================================
   TVU Admin Dashboard - Clean & Professional
   ======================================== */

/* ===== CSS Variables ===== */
:root {
    /* TVU Brand Colors */
    --tvu-blue: #053384;
    --tvu-blue-light: #1e40af;
    --tvu-blue-dark: #031f4d;
    --tvu-green: #007500;
    --tvu-yellow: #ffff00;

    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Text Colors */
    --text-primary: #0f172a;
    --text-secondary: #64748b;

    /* UI Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
}

/* ===== Base Reset ===== */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto",
        "Oxygen", "Ubuntu", "Cantarell", sans-serif;
    line-height: 1.5;
    color: var(--gray-800);
    background: #fafbfc;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== Background ===== */
.tvu-brand-bg {
    background: var(--gray-50);
}

.tvu-brand-wave,
.tvu-brand-dot {
    display: none;
}

/* ===== Sidebar ===== */
#sidebar {
    background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
    border-right: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 0 24px rgba(0, 0, 0, 0.04);
}

.sidebar-transition {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Logo Area ===== */
.sidebar-logo-bg {
    background: linear-gradient(135deg, #053384 0%, #1e40af 100%);
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 2px 12px rgba(5, 51, 132, 0.15);
}

.sidebar-logo-effect {
    background: rgba(255, 255, 255, 0.98);
    border-radius: 14px;
    padding: 12px 16px;
    box-shadow: 0 4px 16px rgba(5, 51, 132, 0.12),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.sidebar-logo-effect:hover {
    box-shadow: 0 6px 20px rgba(5, 51, 132, 0.18),
        0 0 0 1px rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.sidebar-logo-img {
    max-width: 180px;
    width: auto;
    height: 56px;
    object-fit: contain;
    display: block;
}

/* ===== Navigation ===== */
.nav-link {
    position: relative;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 3px solid transparent;
    margin: 2px 8px;
    border-radius: 8px;
}

.nav-link::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 70%;
    background: linear-gradient(135deg, #053384, #1e40af);
    border-radius: 0 4px 4px 0;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover {
    background: linear-gradient(
        90deg,
        rgba(5, 51, 132, 0.06) 0%,
        transparent 100%
    );
    border-left-color: transparent;
}

.nav-link:hover::before {
    width: 4px;
}

.nav-link.active {
    background: linear-gradient(
        90deg,
        rgba(5, 51, 132, 0.1) 0%,
        rgba(5, 51, 132, 0.02) 100%
    );
    border-left-color: transparent;
    color: var(--tvu-blue);
    font-weight: 600;
}

.nav-link.active::before {
    width: 4px;
}

.nav-link.active i {
    color: var(--tvu-blue);
}

/* ===== Header ===== */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.03);
}

/* ===== Cards ===== */
.card-enhanced {
    background: var(--white);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 0 0 1px rgba(0, 0, 0, 0.02);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.card-enhanced:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(0, 0, 0, 0.04);
    transform: translateY(-4px);
    border-color: rgba(5, 51, 132, 0.1);
}

.stats-card {
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    padding: 1.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.card-hover {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

/* ===== Buttons ===== */
.btn-modern,
.btn-enhanced {
    background: linear-gradient(135deg, #053384 0%, #1e40af 100%);
    color: var(--white);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9375rem;
    letter-spacing: 0.01em;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(5, 51, 132, 0.2),
        0 1px 2px rgba(5, 51, 132, 0.15);
    position: relative;
    overflow: hidden;
}

.btn-modern::before,
.btn-enhanced::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.6s;
}

.btn-modern:hover::before,
.btn-enhanced:hover::before {
    left: 100%;
}

.btn-modern:hover,
.btn-enhanced:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(5, 51, 132, 0.3),
        0 2px 4px rgba(5, 51, 132, 0.2);
}

.btn-modern:active,
.btn-enhanced:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(5, 51, 132, 0.2);
}

.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.2),
        0 1px 2px rgba(16, 185, 129, 0.15);
}

.btn-success:hover {
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3),
        0 2px 4px rgba(16, 185, 129, 0.2);
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2),
        0 1px 2px rgba(245, 158, 11, 0.15);
}

.btn-warning:hover {
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.3),
        0 2px 4px rgba(245, 158, 11, 0.2);
}

/* ===== Status Indicators ===== */
.status-indicator {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    position: relative;
}

.status-indicator::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 0.5rem;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.status-active {
    background: linear-gradient(
        135deg,
        rgba(16, 185, 129, 0.15) 0%,
        rgba(16, 185, 129, 0.08) 100%
    );
    color: #059669;
}

.status-active::before {
    background: #10b981;
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
}

.status-inactive {
    background: linear-gradient(
        135deg,
        rgba(148, 163, 184, 0.15) 0%,
        rgba(148, 163, 184, 0.08) 100%
    );
    color: var(--gray-600);
}

.status-inactive::before {
    background: var(--gray-400);
}

/* ===== User Dropdown ===== */
#userDropdown {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: saturate(180%) blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15), 0 4px 12px rgba(0, 0, 0, 0.08);
    animation: dropdownSlide 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 99999;
    position: fixed;
    min-width: 280px;
    overflow: hidden;
}

@keyframes dropdownSlide {
    from {
        opacity: 0;
        transform: translateY(-12px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Dropdown Header */
.dropdown-header {
    padding: 1.25rem 1rem;
    background: linear-gradient(
        135deg,
        rgba(5, 51, 132, 0.08) 0%,
        rgba(5, 51, 132, 0.02) 100%
    );
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    position: relative;
}

.dropdown-header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.4), transparent);
    opacity: 0.5;
}

.dropdown-user-info {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    position: relative;
    z-index: 1;
}

.dropdown-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #053384 0%, #1e40af 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    box-shadow: 0 4px 12px rgba(5, 51, 132, 0.25);
    position: relative;
}

.dropdown-avatar::after {
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.dropdown-header:hover .dropdown-avatar::after {
    opacity: 1;
}

.dropdown-user-details {
    flex: 1;
    min-width: 0;
}

.dropdown-user-details h3 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.25rem 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dropdown-user-details p {
    font-size: 0.8125rem;
    color: var(--gray-600);
    margin: 0 0 0.375rem 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dropdown-user-status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    color: var(--tvu-green);
    font-weight: 500;
}

.dropdown-user-status i {
    font-size: 8px;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Dropdown Menu Items */
.dropdown-menu-items {
    padding: 0.5rem;
}

.dropdown-menu-item {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.dropdown-menu-item i {
    width: 20px;
    text-align: center;
    color: var(--gray-500);
    transition: all 0.2s;
    font-size: 0.9375rem;
}

.dropdown-menu-item::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(5, 51, 132, 0.08),
        rgba(5, 51, 132, 0.02)
    );
    opacity: 0;
    transition: opacity 0.3s;
}

.dropdown-menu-item:hover::before {
    opacity: 1;
}

.dropdown-menu-item:hover {
    background: linear-gradient(
        90deg,
        rgba(5, 51, 132, 0.06) 0%,
        rgba(5, 51, 132, 0.02) 100%
    );
    transform: translateX(4px);
}

.dropdown-menu-item:hover i {
    color: var(--tvu-blue);
    transform: scale(1.1);
}

.dropdown-menu-item:active {
    transform: translateX(2px) scale(0.98);
}

/* Logout Item */
.logout-item {
    margin-top: 0.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    padding-top: 1rem;
}

.logout-item::before {
    background: linear-gradient(
        135deg,
        rgba(239, 68, 68, 0.08),
        rgba(239, 68, 68, 0.02)
    );
}

.logout-item:hover {
    background: linear-gradient(
        90deg,
        rgba(239, 68, 68, 0.08) 0%,
        rgba(239, 68, 68, 0.02) 100%
    );
    color: var(--error);
}

.logout-item:hover i {
    color: var(--error);
}

/* ===== User Dropdown Button (Header) ===== */
.user-dropdown-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.875rem;
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.user-dropdown-btn::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(5, 51, 132, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.user-dropdown-btn:hover::before {
    opacity: 1;
}

.user-dropdown-btn:hover {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(5, 51, 132, 0.15);
    box-shadow: 0 4px 12px rgba(5, 51, 132, 0.12);
    transform: translateY(-1px);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #053384 0%, #1e40af 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.125rem;
    box-shadow: 0 2px 8px rgba(5, 51, 132, 0.25);
    position: relative;
    flex-shrink: 0;
}

.user-avatar::after {
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.4), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.user-dropdown-btn:hover .user-avatar::after {
    opacity: 1;
}

.user-info-text {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    min-width: 0;
    text-align: left;
}

.user-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
}

.user-email {
    font-size: 0.75rem;
    color: var(--gray-600);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
}

.user-status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.6875rem;
    color: var(--tvu-green);
    font-weight: 600;
    margin-top: 0.125rem;
    line-height: 1;
}

.user-status i {
    font-size: 6px;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.dropdown-chevron {
    color: var(--gray-500);
    font-size: 0.75rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
}

.user-dropdown-btn:hover .dropdown-chevron {
    color: var(--tvu-blue);
}

.user-dropdown-btn.active .dropdown-chevron {
    transform: rotate(180deg);
    color: var(--tvu-blue);
}

/* ===== Tables ===== */
table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 0.9375rem;
}

thead {
    background: linear-gradient(180deg, #fafbfc 0%, #f5f7fa 100%);
    position: relative;
}

thead::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 0, 0, 0.08) 20%,
        rgba(0, 0, 0, 0.08) 80%,
        transparent
    );
}

th {
    padding: 1rem 1.25rem;
    text-align: left;
    font-weight: 700;
    color: var(--gray-700);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-bottom: none;
}

td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--gray-700);
}

tbody tr {
    transition: background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

tbody tr:hover {
    background: linear-gradient(
        90deg,
        rgba(5, 51, 132, 0.03) 0%,
        transparent 100%
    );
}

tbody tr:last-child td {
    border-bottom: none;
}

/* ===== Modals ===== */
.modal-overlay-soft {
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px) saturate(150%);
}

.modal-panel {
    background: var(--white);
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(0, 0, 0, 0.05);
}

.modal-body-scroll {
    max-height: calc(100vh - 200px);
    overflow-y: auto;
}

/* Custom scrollbar */
.modal-body-scroll::-webkit-scrollbar {
    width: 10px;
}

.modal-body-scroll::-webkit-scrollbar-track {
    background: transparent;
}

.modal-body-scroll::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    border: 2px solid transparent;
    background-clip: padding-box;
}

.modal-body-scroll::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid transparent;
    background-clip: padding-box;
}

/* ===== Forms ===== */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="search"],
textarea,
select {
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--white);
    color: var(--gray-800);
    font-size: 0.9375rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

input:hover,
textarea:hover,
select:hover {
    border-color: rgba(0, 0, 0, 0.2);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--tvu-blue);
    box-shadow: 0 0 0 4px rgba(5, 51, 132, 0.08), 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* ===== Badges ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0.025em;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.badge::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.badge:hover::before {
    opacity: 1;
}

.badge-primary {
    background: linear-gradient(
        135deg,
        rgba(5, 51, 132, 0.1) 0%,
        rgba(5, 51, 132, 0.15) 100%
    );
    color: var(--tvu-blue);
    border: 1px solid rgba(5, 51, 132, 0.2);
    box-shadow: 0 1px 3px rgba(5, 51, 132, 0.1);
}

.badge-success {
    background: linear-gradient(
        135deg,
        rgba(0, 117, 0, 0.1) 0%,
        rgba(0, 117, 0, 0.15) 100%
    );
    color: var(--tvu-green);
    border: 1px solid rgba(0, 117, 0, 0.2);
    box-shadow: 0 1px 3px rgba(0, 117, 0, 0.1);
}

.badge-warning {
    background: linear-gradient(
        135deg,
        rgba(245, 158, 11, 0.1) 0%,
        rgba(245, 158, 11, 0.15) 100%
    );
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
    box-shadow: 0 1px 3px rgba(245, 158, 11, 0.1);
}

.badge-error {
    background: linear-gradient(
        135deg,
        rgba(239, 68, 68, 0.1) 0%,
        rgba(239, 68, 68, 0.15) 100%
    );
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.2);
    box-shadow: 0 1px 3px rgba(239, 68, 68, 0.1);
}

.badge-dot {
    padding-left: 1.5rem;
}

.badge-dot::after {
    content: "";
    position: absolute;
    left: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ===== Loading Spinner ===== */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--tvu-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ===== Floating Action Button ===== */
.fab-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3.5rem;
    height: 3.5rem;
    background: linear-gradient(135deg, #053384 0%, #1e40af 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: 0 8px 24px rgba(5, 51, 132, 0.35),
        0 2px 8px rgba(5, 51, 132, 0.25);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    cursor: pointer;
}

.fab-btn::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.fab-btn:hover::before {
    opacity: 1;
}

.fab-btn:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 32px rgba(5, 51, 132, 0.4),
        0 4px 12px rgba(5, 51, 132, 0.3);
}

.fab-btn:active {
    transform: translateY(-2px) scale(1.02);
}

/* ===== Notifications ===== */
.notification {
    background: var(--white);
    border-left: 4px solid var(--tvu-blue);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 1rem 1.5rem;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.notification-success {
    border-left-color: var(--success);
}

.notification-error {
    border-left-color: var(--error);
}

.notification-warning {
    border-left-color: var(--warning);
}

/* ===== Pagination ===== */
.pagination {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.pagination a,
.pagination button {
    padding: 0.5rem 0.875rem;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    background: var(--white);
    color: var(--gray-700);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.pagination a::before,
.pagination button::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(5, 51, 132, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.pagination a:hover::before,
.pagination button:hover::before {
    opacity: 1;
}

.pagination a:hover,
.pagination button:hover {
    background: #f8fafc;
    border-color: var(--tvu-blue);
    color: var(--tvu-blue);
    box-shadow: 0 2px 4px rgba(5, 51, 132, 0.1);
    transform: translateY(-1px);
}

.pagination .active {
    background: linear-gradient(135deg, #053384 0%, #1e40af 100%);
    color: var(--white);
    border-color: var(--tvu-blue);
    box-shadow: 0 4px 12px rgba(5, 51, 132, 0.25);
}

.pagination .active::before {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
    opacity: 1;
}

.pagination .disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ===== Utility Classes ===== */
.text-tvu-blue {
    color: var(--tvu-blue);
}
.text-tvu-green {
    color: var(--tvu-green);
}
.bg-tvu-blue {
    background-color: var(--tvu-blue);
}
.bg-tvu-green {
    background-color: var(--tvu-green);
}

.shadow-tvu {
    box-shadow: 0 4px 12px rgba(5, 51, 132, 0.15);
}

.border-tvu {
    border-color: var(--tvu-blue);
}

/* ===== Animations ===== */
.animate-fadeIn {
    animation: fadeIn 0.4s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-slideUp {
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

.animate-bounce-gentle {
    animation: bounceGentle 2s ease-in-out infinite;
}

@keyframes bounceGentle {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-6px);
    }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .sidebar-logo-bg {
        height: 80px;
    }

    .sidebar-logo-img {
        height: 48px;
        max-width: 160px;
    }
}

@media (max-width: 768px) {
    .fab-btn {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 3rem;
        height: 3rem;
    }

    #userDropdown {
        left: 1rem;
        right: 1rem;
        width: auto;
    }

    .sidebar-logo-bg {
        height: 72px;
    }

    .sidebar-logo-img {
        height: 44px;
        max-width: 150px;
    }

    th,
    td {
        padding: 0.75rem 0.5rem;
        font-size: 0.875rem;
    }
}

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

*:focus-visible {
    outline: 2px solid var(--tvu-blue);
    outline-offset: 2px;
}

/* ===== Gradient Backgrounds ===== */
.gradient-bg {
    background: linear-gradient(
        135deg,
        var(--tvu-blue) 0%,
        var(--tvu-blue-light) 100%
    );
}

/* ===== Additional Components ===== */

/* Alerts */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 12px;
    border-left: 4px solid;
    margin-bottom: 1rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 0 0 1px rgba(0, 0, 0, 0.02);
    backdrop-filter: blur(8px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.alert::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.alert:hover::before {
    opacity: 1;
}

.alert:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(0, 0, 0, 0.03);
}

.alert-info {
    background: linear-gradient(
        135deg,
        rgba(59, 130, 246, 0.08) 0%,
        rgba(59, 130, 246, 0.12) 100%
    );
    border-left-color: var(--info);
    color: #1e40af;
}

.alert-success {
    background: linear-gradient(
        135deg,
        rgba(0, 117, 0, 0.08) 0%,
        rgba(0, 117, 0, 0.12) 100%
    );
    border-left-color: var(--tvu-green);
    color: #15803d;
}

.alert-warning {
    background: linear-gradient(
        135deg,
        rgba(245, 158, 11, 0.08) 0%,
        rgba(245, 158, 11, 0.12) 100%
    );
    border-left-color: var(--warning);
    color: #b45309;
}

.alert-error {
    background: linear-gradient(
        135deg,
        rgba(239, 68, 68, 0.08) 0%,
        rgba(239, 68, 68, 0.12) 100%
    );
    border-left-color: var(--error);
    color: #b91c1c;
}

/* Progress Bar */
.progress {
    height: 8px;
    background: #e2e8f0;
    border-radius: 9999px;
    overflow: hidden;
    position: relative;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #053384 0%, #1e40af 50%, #2563eb 100%);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: 0 0 8px rgba(5, 51, 132, 0.5);
}

.progress-bar::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

.progress-bar-success {
    background: linear-gradient(90deg, #007500 0%, #16a34a 50%, #22c55e 100%);
    box-shadow: 0 0 8px rgba(0, 117, 0, 0.5);
}

.progress-bar-warning {
    background: linear-gradient(90deg, #eab308 0%, #f59e0b 50%, #fbbf24 100%);
    box-shadow: 0 0 8px rgba(234, 179, 8, 0.5);
}

.progress-bar-danger {
    background: linear-gradient(90deg, #dc2626 0%, #ef4444 50%, #f87171 100%);
    box-shadow: 0 0 8px rgba(220, 38, 38, 0.5);
}

/* Tabs */
.tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--gray-200);
}

.tab {
    padding: 0.75rem 1.25rem;
    border-bottom: 2px solid transparent;
    color: var(--gray-600);
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab:hover {
    color: var(--tvu-blue);
}

.tab.active {
    color: var(--tvu-blue);
    border-bottom-color: var(--tvu-blue);
    font-weight: 600;
}

/* Tooltips */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    padding: 0.5rem 0.875rem;
    background: rgba(0, 0, 0, 0.9);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 8px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px);
    z-index: 9999;
}

.tooltip::before {
    content: "";
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.9);
    opacity: 0;
    transition: opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.tooltip:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.tooltip:hover::before {
    opacity: 1;
}

/* ===== Print Styles ===== */
@media print {
    body {
        background: white;
    }

    .fab-btn,
    #sidebar,
    header,
    .btn,
    button {
        display: none;
    }

    .card-enhanced {
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
}

/* =========================================================
   DARK MODE SYSTEM OVERRIDES (PRODUCTION)
   ========================================================= */
html.dark #sidebar,
html.dark #sidebar > div:first-child,
html.dark .sidebar-brand {
    background: #0c1527 !important;
    background-color: #0c1527 !important;
    background-image: none !important;
    border-color: #1e293b !important;
}

html.dark header {
    background: rgba(12, 21, 39, 0.92) !important;
    background-color: rgba(12, 21, 39, 0.92) !important;
    border-bottom: 1px solid #1e293b !important;
}

html.dark .user-dropdown-btn,
html.dark #userDropdownBtn {
    background: #141f32 !important;
    background-color: #141f32 !important;
    background-image: none !important;
    border-color: #27364b !important;
    color: #f1f5f9 !important;
    box-shadow: none !important;
}

html.dark .user-dropdown-btn:hover,
html.dark #userDropdownBtn:hover {
    background: #1c2b44 !important;
    border-color: #3b82f6 !important;
}

html.dark .user-dropdown-btn::before {
    display: none !important;
}

html.dark .card-enhanced,
html.dark .stats-card,
html.dark .page-surface {
    background: #0f172a !important;
    background-color: #0f172a !important;
    background-image: none !important;
    border-color: #1e293b !important;
}

html.dark .stats-card:hover,
html.dark .card-enhanced:hover {
    border-color: #334155 !important;
}

html.dark .badge-primary {
    background: rgba(37, 99, 235, 0.2) !important;
    color: #93c5fd !important;
    border-color: rgba(37, 99, 235, 0.3) !important;
}

html.dark .badge-success {
    background: rgba(16, 185, 129, 0.2) !important;
    color: #6ee7b7 !important;
    border-color: rgba(16, 185, 129, 0.3) !important;
}

html.dark .badge-warning {
    background: rgba(245, 158, 11, 0.2) !important;
    color: #fde68a !important;
    border-color: rgba(245, 158, 11, 0.3) !important;
}

html.dark .badge-error {
    background: rgba(239, 68, 68, 0.2) !important;
    color: #fca5a5 !important;
    border-color: rgba(239, 68, 68, 0.3) !important;
}