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

:root {
    --bg: #0f1117;
    --bg-card: #1a1d27;
    --bg-input: #252836;
    --border: #2e3348;
    --text: #e4e6f0;
    --text-muted: #8b8fa8;
    --accent: #6c5ce7;
    --accent-hover: #7c6ff7;
    --success: #00b894;
    --warning: #fdcb6e;
    --danger: #e17055;
    --sidebar-w: 220px;
    --radius: 8px;
}

html, body { height: 100%; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    display: flex;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* Sidebar */
.sidebar {
    width: var(--sidebar-w);
    min-height: 100vh;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0;
    z-index: 100;
}

.sidebar-brand {
    padding: 20px;
    font-size: 18px;
    font-weight: 700;
    border-bottom: 1px solid var(--border);
    color: var(--accent);
}

.sidebar-menu {
    list-style: none;
    padding: 12px 0;
    flex: 1;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--text-muted);
    font-size: 14px;
    transition: background .15s, color .15s;
}

.sidebar-menu a:hover { background: var(--bg-input); color: var(--text); }
.sidebar-menu a.active { color: var(--accent); background: rgba(108,92,231,.1); }
.sidebar-menu a svg { flex-shrink: 0; }

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
}

.sidebar-footer a {
    color: var(--text-muted);
    font-size: 13px;
}

/* Main content */
.content {
    margin-left: var(--sidebar-w);
    flex: 1;
    padding: 28px 32px;
    min-height: 100vh;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
}

.page-header h1 {
    font-size: 22px;
    font-weight: 700;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.stat-card .label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: .5px;
    margin-bottom: 8px;
}

.stat-card .value {
    font-size: 28px;
    font-weight: 700;
}

.stat-card .site {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Tables */
.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .5px;
}

tr:hover td { background: rgba(255,255,255,.02); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background .15s;
    font-family: inherit;
    text-decoration: none;
}

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); color: #fff; }

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

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #c0392b; color: #fff; }

.btn-sm { padding: 5px 10px; font-size: 13px; }

/* Forms */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 14px;
    font-family: inherit;
    transition: border-color .15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-group textarea { min-height: 150px; resize: vertical; }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    margin-bottom: 18px;
}

.alert-success { background: rgba(0,184,148,.12); color: var(--success); border: 1px solid rgba(0,184,148,.25); }
.alert-error { background: rgba(225,112,85,.12); color: var(--danger); border: 1px solid rgba(225,112,85,.25); }
.alert-warning { background: rgba(253,203,110,.12); color: var(--warning); border: 1px solid rgba(253,203,110,.25); }

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .3px;
}

.badge-draft { background: rgba(139,143,168,.15); color: var(--text-muted); }
.badge-review { background: rgba(253,203,110,.15); color: var(--warning); }
.badge-scheduled { background: rgba(108,92,231,.15); color: var(--accent); }
.badge-published { background: rgba(0,184,148,.15); color: var(--success); }

/* Tabs / Filters */
.filters {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 6px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-muted);
    font-size: 13px;
    cursor: pointer;
    font-family: inherit;
    transition: all .15s;
}

.filter-btn:hover { color: var(--text); border-color: var(--text-muted); }
.filter-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* Login page */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px;
    width: 100%;
    max-width: 380px;
}

.login-box h1 {
    text-align: center;
    margin-bottom: 24px;
    font-size: 22px;
    color: var(--accent);
}

.login-box .btn { width: 100%; justify-content: center; margin-top: 8px; }

/* Image upload */
.image-upload-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

.image-preview {
    width: 200px;
    height: 120px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.image-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-remove {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 22px;
    height: 22px;
    background: rgba(0,0,0,.6);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Editor toolbar */
.editor-toolbar {
    display: flex;
    gap: 4px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.editor-toolbar .btn { padding: 4px 8px; font-size: 12px; }

/* Article list thumbnails */
.article-thumb {
    width: 48px;
    height: 32px;
    border-radius: 4px;
    object-fit: cover;
    background: var(--bg-input);
}

.article-thumb-empty {
    width: 48px;
    height: 32px;
    border-radius: 4px;
    background: var(--bg-input);
    border: 1px solid var(--border);
}

/* Utility */
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.mt-2 { margin-top: 16px; }
.mb-2 { margin-bottom: 16px; }
.gap-2 { gap: 16px; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }

/* Responsive */
@media (max-width: 768px) {
    .sidebar { width: 60px; }
    .sidebar-brand { font-size: 0; padding: 16px; }
    .sidebar-brand::first-letter { font-size: 18px; }
    .sidebar-menu a span { display: none; }
    .sidebar-menu a { justify-content: center; padding: 12px; }
    .content { margin-left: 60px; padding: 16px; }
    .form-row { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
}