:root {
    --bg: #f5f7fb;
    --card: #ffffff;
    --text: #111827;
    --muted: #6b7280;
    --border: #dbe2ea;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --success: #15803d;
    --warning: #b45309;
    --error: #b91c1c;
    --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}
.container {
    width: min(1200px, calc(100% - 32px));
    margin: 0 auto;
}
.site-header {
    background: #0f172a;
    color: #fff;
    padding: 18px 0;
    box-shadow: var(--shadow);
}
.header-inner {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
}
.site-title {
    margin: 0;
    font-size: 1.5rem;
}
.site-subtitle {
    margin: 4px 0 0;
    color: #cbd5e1;
    font-size: 0.95rem;
}
.nav {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.nav a {
    color: #e2e8f0;
    text-decoration: none;
    padding: 8px 12px;
    border-radius: 8px;
}
.nav a.active,
.nav a:hover { background: rgba(255,255,255,0.12); }
.page-content { padding: 28px 0 42px; }
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}
.narrow-card { max-width: 520px; }
.hero { padding: 28px; }
.hero h2 { margin-top: 0; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }
.button {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    border: 0;
    border-radius: 10px;
    padding: 10px 16px;
    text-decoration: none;
    cursor: pointer;
    font-size: 0.95rem;
}
.button:hover { background: var(--primary-dark); }
.button-secondary {
    background: #fff;
    color: var(--text);
    border: 1px solid var(--border);
}
.button-secondary:hover { background: #f8fafc; }
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}
.stat-card { text-align: center; }
.stat-value { display: block; font-size: 2rem; font-weight: 700; }
.stat-label { color: var(--muted); }
.stack > * + * { margin-top: 14px; }
label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
}
input[type="text"],
input[type="password"],
input[type="number"],
select,
input[type="file"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fff;
}
.help-text { color: var(--muted); font-size: 0.92rem; }
.inline-note { margin-top: 10px; color: var(--muted); }
.alert {
    padding: 14px 16px;
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid transparent;
}
.alert-success { background: #ecfdf5; color: var(--success); border-color: #bbf7d0; }
.alert-warning { background: #fff7ed; color: var(--warning); border-color: #fed7aa; }
.alert-error { background: #fef2f2; color: var(--error); border-color: #fecaca; }
.filter-form,
.inline-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    align-items: end;
}
.filter-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.checkbox-row { display: flex; align-items: center; }
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 18px;
}
.gallery-card {
    padding: 0;
    overflow: hidden;
}
.thumb-link {
    display: block;
    background: #e5e7eb;
    aspect-ratio: 4 / 3;
}
.thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.gallery-card-body { padding: 16px; }
.gallery-card h3 { margin-top: 0; font-size: 1rem; }
.status-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 999px;
    font-size: 0.84rem;
    font-weight: 700;
    text-transform: uppercase;
}
.status-pending { background: #eff6ff; color: #1d4ed8; }
.status-processing { background: #fff7ed; color: #c2410c; }
.status-done { background: #ecfdf5; color: #15803d; }
.status-error { background: #fef2f2; color: #b91c1c; }
.muted { color: var(--muted); }
.error-text { color: var(--error); }
.pagination {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 24px;
}
.page-link {
    text-decoration: none;
    color: var(--text);
    background: #fff;
    border: 1px solid var(--border);
    padding: 8px 12px;
    border-radius: 8px;
}
.page-link.active { background: var(--primary); color: #fff; border-color: var(--primary); }
code {
    background: #eef2ff;
    padding: 2px 6px;
    border-radius: 6px;
}
@media (max-width: 720px) {
    .container { width: min(100% - 20px, 1200px); }
    .page-content { padding-top: 20px; }
}