:root {
    --bg: #0f172a;
    --panel: #1e293b;
    --muted: #94a3b8;
    --text: #e2e8f0;
    --accent: #60a5fa;
    --border: #334155;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.topbar {
    border-bottom: 1px solid var(--border);
    background: #111827;
}

.topbar .inner {
    max-width: 980px;
    margin: 0 auto;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.topbar h1 {
    margin: 0;
    font-size: 1.15rem;
}

.brand,
.admin-link,
.read-link,
.back-link {
    color: var(--accent);
    text-decoration: none;
}

.container {
    max-width: 980px;
    margin: 0 auto;
    padding: 20px;
}

.admin-container {
    display: grid;
    gap: 12px;
}

.admin-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    align-items: start;
}

.panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 18px;
}

input,
select,
textarea,
button {
    font: inherit;
}

input,
select,
textarea {
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: #0b1220;
    color: var(--text);
}

button {
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: #1f2937;
    color: var(--text);
    cursor: pointer;
}

button:hover {
    border-color: var(--accent);
}

.field-label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.9rem;
    color: var(--text);
}

.helper {
    font-size: 0.85rem;
    margin: 6px 0 10px;
}

.muted {
    color: var(--muted);
}

.posts-list {
    display: grid;
    gap: 12px;
}

.post-card {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px;
    background: #0b1220;
}

.post-card h3 {
    margin: 0 0 6px;
}

.post-content {
    line-height: 1.65;
}

.post-content p {
    margin: 0 0 14px;
}

@media (max-width: 980px) {
    .admin-grid {
        grid-template-columns: 1fr;
    }
}