/* CHNTC Admin Dashboard Styles */
:root {
    --admin-primary: #1a6b3c;
    --admin-primary-dark: #145230;
    --admin-secondary: #d4a017;
    --admin-sidebar-bg: #1a1a2e;
    --admin-sidebar-active: rgba(26,107,60,0.3);
    --admin-body-bg: #f0f2f5;
    --admin-card-bg: #ffffff;
    --admin-text: #2d3436;
    --admin-text-muted: #636e72;
    --admin-border: #dfe6e9;
    --admin-success: #00b894;
    --admin-danger: #d63031;
    --admin-warning: #fdcb6e;
    --admin-info: #0984e3;
    --admin-radius: 10px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--admin-body-bg);
    color: var(--admin-text);
    font-size: 14px;
    overflow-x: hidden;
}

/* Admin Login Page */
.admin-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-primary-dark), var(--admin-sidebar-bg));
    padding: 20px;
}
.login-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    overflow: hidden;
    max-width: 440px;
    width: 100%;
}
.login-header {
    background: var(--admin-primary);
    padding: 30px;
    text-align: center;
    color: #fff;
}
.login-header .logo-circle {
    width: 70px; height: 70px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 15px;
    font-size: 1.8rem; font-weight: 800;
}
.login-header h4 { color: #fff; margin-bottom: 5px; }
.login-header p { color: rgba(255,255,255,0.8); font-size: 0.85rem; margin:0; }
.login-body { padding: 30px; }
.login-body .form-label { font-weight: 600; color: var(--admin-text); }
.login-body .form-control {
    border-radius: 8px;
    padding: 10px 14px;
    border: 2px solid var(--admin-border);
    transition: border-color 0.3s;
}
.login-body .form-control:focus {
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(26,107,60,0.15);
}
.login-body .btn-primary-custom {
    padding: 12px;
    font-weight: 600;
    font-size: 1rem;
}
.mfa-input-group {
    display: flex;
    gap: 8px;
    justify-content: center;
}
.mfa-digit {
    width: 48px; height: 56px;
    text-align: center;
    font-size: 1.4rem;
    font-weight: 700;
    border: 2px solid var(--admin-border);
    border-radius: 8px;
    transition: border-color 0.3s;
}
.mfa-digit:focus { border-color: var(--admin-primary); outline: none; box-shadow: 0 0 0 3px rgba(26,107,60,0.15); }

/* Admin Layout */
.admin-wrapper {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
    width: 260px;
    background: var(--admin-sidebar-bg);
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: transform 0.3s;
}
.sidebar-brand {
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.sidebar-brand .logo-circle {
    width: 42px; height: 42px;
    border-radius: 50%;
    background: var(--admin-primary);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 800; font-size: 1.1rem;
    flex-shrink: 0;
}
.sidebar-brand h6 { color: #fff; margin: 0; font-size: 0.9rem; }
.sidebar-brand small { color: rgba(255,255,255,0.5); font-size: 0.75rem; }

.sidebar-nav { padding: 15px 0; }
.sidebar-nav .nav-label {
    color: rgba(255,255,255,0.35);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 15px 20px 8px;
}
.sidebar-nav .nav-item {
    display: flex;
    align-items: center;
    padding: 11px 20px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: all 0.2s;
    border-left: 3px solid transparent;
    gap: 12px;
    font-size: 0.88rem;
}
.sidebar-nav .nav-item:hover {
    background: rgba(255,255,255,0.08);
    color: #fff;
}
.sidebar-nav .nav-item.active {
    background: var(--admin-sidebar-active);
    color: #fff;
    border-left-color: var(--admin-primary);
}
.sidebar-nav .nav-item i { width: 20px; text-align: center; font-size: 0.95rem; }
.sidebar-nav .nav-item .badge {
    margin-left: auto;
    font-size: 0.65rem;
    padding: 3px 7px;
}

/* Main Content */
.admin-main {
    flex: 1;
    margin-left: 260px;
    min-height: 100vh;
}

/* Top Bar */
.admin-topbar {
    background: var(--admin-card-bg);
    padding: 12px 25px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    position: sticky;
    top: 0;
    z-index: 100;
}
.topbar-left { display: flex; align-items: center; gap: 15px; }
.sidebar-toggle {
    background: none; border: none;
    font-size: 1.3rem; color: var(--admin-text);
    cursor: pointer; display: none;
    padding: 5px;
}
.topbar-search {
    position: relative;
}
.topbar-search input {
    border: 2px solid var(--admin-border);
    border-radius: 25px;
    padding: 7px 15px 7px 35px;
    font-size: 0.85rem;
    width: 250px;
    transition: border-color 0.3s;
}
.topbar-search input:focus { border-color: var(--admin-primary); outline: none; }
.topbar-search i {
    position: absolute;
    left: 12px; top: 50%;
    transform: translateY(-50%);
    color: var(--admin-text-muted);
    font-size: 0.85rem;
}
.topbar-right { display: flex; align-items: center; gap: 15px; }
.topbar-notifications {
    position: relative;
    background: none; border: none;
    font-size: 1.1rem; color: var(--admin-text-muted);
    cursor: pointer;
}
.topbar-user {
    display: flex; align-items: center; gap: 10px;
    cursor: pointer; position: relative;
}
.topbar-user .user-avatar {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--admin-primary);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.85rem;
}
.topbar-user .user-info { line-height: 1.3; }
.topbar-user .user-info small { color: var(--admin-text-muted); font-size: 0.75rem; }
.user-dropdown {
    position: absolute;
    top: 100%; right: 0;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    min-width: 180px;
    padding: 8px 0;
    display: none;
    z-index: 200;
}
.user-dropdown.show { display: block; }
.user-dropdown a {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 15px;
    color: var(--admin-text);
    text-decoration: none;
    font-size: 0.85rem;
    transition: background 0.2s;
}
.user-dropdown a:hover { background: var(--admin-body-bg); }
.user-dropdown a i { width: 18px; color: var(--admin-text-muted); }
.user-dropdown .dropdown-divider { border-top: 1px solid var(--admin-border); margin: 5px 0; }

/* Content Area */
.admin-content { padding: 25px; }

/* Page Header */
.page-title {
    margin-bottom: 25px;
}
.page-title h3 { font-weight: 700; color: var(--admin-text); }
.page-title p { color: var(--admin-text-muted); margin: 5px 0 0; }

/* Stat Cards */
.stat-card {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius);
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    display: flex;
    align-items: center;
    gap: 15px;
    transition: transform 0.2s;
}
.stat-card:hover { transform: translateY(-3px); }
.stat-card .stat-icon {
    width: 52px; height: 52px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}
.stat-card .stat-info h2 { font-weight: 800; font-size: 1.6rem; margin: 0; }
.stat-card .stat-info p { color: var(--admin-text-muted); margin: 2px 0 0; font-size: 0.82rem; }

/* Admin Cards */
.admin-card {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius);
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    overflow: hidden;
}
.admin-card-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.admin-card-header h5 { font-weight: 700; margin: 0; font-size: 1rem; }
.admin-card-body { padding: 20px; }
.admin-card-footer { padding: 12px 20px; border-top: 1px solid var(--admin-border); background: #fafafa; }

/* Tables */
.admin-table { margin-bottom: 0; }
.admin-table th {
    background: #f8f9fa;
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--admin-text-muted);
    padding: 10px 15px !important;
    border-bottom: 2px solid var(--admin-border);
}
.admin-table td { padding: 12px 15px !important; vertical-align: middle; font-size: 0.88rem; }
.admin-table tr:hover td { background: rgba(26,107,60,0.03); }

/* Action Buttons */
.btn-action {
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.btn-action.edit { background: rgba(9,132,227,0.1); color: var(--admin-info); }
.btn-action.edit:hover { background: var(--admin-info); color: #fff; }
.btn-action.delete { background: rgba(214,48,49,0.1); color: var(--admin-danger); }
.btn-action.delete:hover { background: var(--admin-danger); color: #fff; }
.btn-action.view { background: rgba(0,184,148,0.1); color: var(--admin-success); }
.btn-action.view:hover { background: var(--admin-success); color: #fff; }

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}
.status-badge.published { background: rgba(0,184,148,0.15); color: var(--admin-success); }
.status-badge.draft { background: rgba(253,203,110,0.3); color: #e17055; }
.status-badge.active { background: rgba(0,184,148,0.15); color: var(--admin-success); }
.status-badge.inactive { background: rgba(214,48,49,0.1); color: var(--admin-danger); }

/* Form Styles */
.admin-form .form-label { font-weight: 600; font-size: 0.88rem; color: var(--admin-text); }
.admin-form .form-control, .admin-form .form-select {
    border-radius: 8px;
    border: 2px solid var(--admin-border);
    padding: 9px 14px;
    font-size: 0.9rem;
    transition: border-color 0.3s;
}
.admin-form .form-control:focus, .admin-form .form-select:focus {
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(26,107,60,0.12);
}
.admin-form .form-text { font-size: 0.78rem; color: var(--admin-text-muted); }

/* Image Upload */
.image-upload-box {
    border: 2px dashed var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.3s;
    background: #fafafa;
}
.image-upload-box:hover { border-color: var(--admin-primary); }
.image-upload-box i { font-size: 2.5rem; color: var(--admin-border); }
.image-upload-box p { color: var(--admin-text-muted); margin: 10px 0 0; font-size: 0.88rem; }
.image-preview {
    max-width: 100%;
    max-height: 200px;
    border-radius: 8px;
    margin-top: 10px;
}

/* Alert Messages */
.alert { border-radius: var(--admin-radius); font-size: 0.9rem; }

/* Responsive */
@media (max-width: 991px) {
    .admin-sidebar { transform: translateX(-100%); }
    .admin-sidebar.show { transform: translateX(0); }
    .admin-main { margin-left: 0; }
    .sidebar-toggle { display: block; }
    .topbar-search input { width: 180px; }
    .sidebar-overlay {
        position: fixed; top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(0,0,0,0.5);
        z-index: 999;
        display: none;
    }
    .sidebar-overlay.show { display: block; }
}

@media (max-width: 767px) {
    .admin-content { padding: 15px; }
    .topbar-search { display: none; }
    .stat-card { padding: 15px; }
    .admin-table { font-size: 0.8rem; }
    .admin-table th, .admin-table td { padding: 8px 10px !important; }
}

/* Scrollbar */
.admin-sidebar::-webkit-scrollbar { width: 4px; }
.admin-sidebar::-webkit-scrollbar-track { background: transparent; }
.admin-sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.2); border-radius: 4px; }

/* Pagination */
.pagination .page-link {
    border-radius: 6px;
    margin: 0 2px;
    font-size: 0.85rem;
    color: var(--admin-primary);
}
.pagination .page-item.active .page-link {
    background: var(--admin-primary);
    border-color: var(--admin-primary);
    color: #fff;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}
.toast { border-radius: var(--admin-radius); }