/* ============================================
   KANGRA HUB - ADMIN STYLES
   Professional Light/Dark Theme System
   ============================================ */

/* ============================================
   ADMIN TOAST NOTIFICATIONS
   ============================================ */
.admin-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: 0 10px 40px var(--shadow-color-strong);
    border: 1px solid var(--border-color);
    transform: translateX(120%);
    transition: transform 0.3s ease, background-color var(--transition-theme);
    z-index: 10000;
    font-size: 0.9rem;
}

.admin-toast.show {
    transform: translateX(0);
}

.admin-toast-success {
    border-left: 4px solid var(--button-success);
}

.admin-toast-success i {
    color: var(--button-success);
}

.admin-toast-error {
    border-left: 4px solid var(--button-danger);
}

.admin-toast-error i {
    color: var(--button-danger);
}

.admin-toast-warning {
    border-left: 4px solid var(--warning-500);
}

.admin-toast-warning i {
    color: var(--warning-500);
}

/* ============================================
   ADMIN LAYOUT
   ============================================ */
.admin-layout {
    display: flex;
    min-height: 100vh;
    background: var(--bg-secondary);
    transition: background-color var(--transition-theme);
}

/* ============================================
   ADMIN SIDEBAR
   ============================================ */
.admin-sidebar {
    width: 260px;
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    transition: background-color var(--transition-theme), border-color var(--transition-theme);
}

[data-theme="dark"] .admin-sidebar {
    background: var(--bg-card);
    border-right-color: var(--border-color);
}

.admin-sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    transition: border-color var(--transition-theme);
}

.admin-sidebar-brand img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: cover;
}

.admin-sidebar-brand span {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
    transition: color var(--transition-theme);
}

.admin-nav {
    list-style: none;
    padding: 1rem 0;
    margin: 0;
}

.admin-nav li a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s ease, background-color var(--transition-theme);
    font-size: 0.95rem;
}

.admin-nav li a:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.admin-nav li a.active {
    background: var(--button-primary);
    color: var(--text-inverse);
}

.admin-nav li a i {
    width: 20px;
    text-align: center;
}

/* ============================================
   ADMIN MAIN CONTENT
   ============================================ */
.admin-main {
    flex: 1;
    margin-left: 260px;
    padding: 2rem;
    background: var(--bg-secondary);
    transition: background-color var(--transition-theme);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.admin-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    transition: color var(--transition-theme);
}

/* ============================================
   ADMIN CARDS
   ============================================ */
.admin-card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
    transition: background-color var(--transition-theme), border-color var(--transition-theme), box-shadow var(--transition-theme);
}

[data-theme="dark"] .admin-card {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

/* ============================================
   ADMIN STATS GRID
   ============================================ */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: background-color var(--transition-theme), border-color var(--transition-theme);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: var(--bg-hover);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    transition: background-color var(--transition-theme), color var(--transition-theme);
}

[data-theme="dark"] .stat-icon {
    background: rgba(96, 165, 250, 0.15);
    color: var(--primary-color);
}

.stat-card h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.25rem;
    transition: color var(--transition-theme);
}

.stat-card p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.9rem;
    transition: color var(--transition-theme);
}

/* ============================================
   LOGIN CONTAINER
   ============================================ */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    padding: 1rem;
    transition: background var(--transition-theme);
}

[data-theme="dark"] .login-container {
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #334155 100%);
}

.login-card {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 60px var(--shadow-color-strong);
    border: 1px solid var(--border-color);
    transition: background-color var(--transition-theme), border-color var(--transition-theme);
}

.login-logo {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    display: block;
    margin: 0 auto 1.5rem;
    object-fit: cover;
}

.login-title {
    text-align: center;
    margin-bottom: 2rem;
}

.login-title h1 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
    transition: color var(--transition-theme);
}

.login-title p {
    color: var(--text-secondary);
    margin: 0;
    transition: color var(--transition-theme);
}

/* ============================================
   ADMIN FORMS & INPUTS
   ============================================ */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: color var(--transition-theme);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.2s ease, background-color var(--transition-theme), border-color var(--transition-theme);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.15);
}

[data-theme="dark"] .form-input:focus,
[data-theme="dark"] .form-select:focus,
[data-theme="dark"] .form-textarea:focus {
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2);
}

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

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* ============================================
   ADMIN TABLES
   ============================================ */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: background-color var(--transition-theme);
}

.admin-table th,
.admin-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    transition: border-color var(--transition-theme);
}

.admin-table th {
    background: var(--bg-hover);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: background-color var(--transition-theme), color var(--transition-theme);
}

.admin-table td {
    color: var(--text-secondary);
    transition: color var(--transition-theme);
}

.admin-table tbody tr:hover {
    background: var(--bg-hover);
}

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

/* ============================================
   ADMIN BUTTONS
   ============================================ */
.admin-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.admin-btn-primary {
    background: var(--button-primary);
    color: white;
}

.admin-btn-primary:hover {
    background: var(--button-primary-hover);
    transform: translateY(-1px);
}

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

.admin-btn-secondary:hover {
    background: var(--border-color);
}

.admin-btn-danger {
    background: var(--button-danger);
    color: white;
}

.admin-btn-danger:hover {
    background: var(--button-danger-hover);
}

.admin-btn-success {
    background: var(--button-success);
    color: white;
}

.admin-btn-success:hover {
    background: var(--button-success-hover);
}

/* ============================================
   ADMIN ALERTS
   ============================================ */
.admin-alert {
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.admin-alert-success {
    background: var(--success-bg);
    color: var(--success-text);
    border: 1px solid var(--success-border);
}

.admin-alert-error {
    background: var(--error-bg);
    color: var(--error-text);
    border: 1px solid var(--error-border);
}

.admin-alert-warning {
    background: var(--warning-bg);
    color: var(--warning-text);
    border: 1px solid var(--warning-border);
}

.admin-alert-info {
    background: var(--info-bg);
    color: var(--info-text);
    border: 1px solid var(--info-border);
}

/* ============================================
   ADMIN THEME TOGGLE (IN SIDEBAR/HEADER)
   ============================================ */
.admin-theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-hover);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.admin-theme-toggle:hover {
    background: var(--border-color);
    color: var(--primary-color);
}

/* ============================================
   ADMIN MODALS
   ============================================ */
.admin-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.admin-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

[data-theme="dark"] .admin-modal-overlay {
    background: rgba(0, 0, 0, 0.7);
}

.admin-modal {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 2rem;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px var(--shadow-color-strong);
    border: 1px solid var(--border-color);
    transform: scale(0.95);
    transition: all 0.3s ease, background-color var(--transition-theme);
}

.admin-modal-overlay.active .admin-modal {
    transform: scale(1);
}

.admin-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.admin-modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.admin-modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-hover);
    border: none;
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.admin-modal-close:hover {
    background: var(--error-bg);
    color: var(--error-text);
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */
@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
        z-index: 1000;
    }

    .admin-sidebar.active {
        transform: translateX(0);
    }

    .admin-main {
        margin-left: 0;
        padding: 1rem;
    }

    .admin-stats {
        grid-template-columns: 1fr 1fr;
    }

    .admin-header {
        flex-wrap: wrap;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .admin-stats {
        grid-template-columns: 1fr;
    }

    .login-card {
        padding: 1.5rem;
    }

    .admin-table {
        font-size: 0.875rem;
    }

    .admin-table th,
    .admin-table td {
        padding: 0.75rem 0.5rem;
    }
}