:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: #1a1f35;
    --bg-card-hover: #222845;
    --border: #2a3050;
    --text-primary: #f0f2f8;
    --text-secondary: #8b95b0;
    --text-muted: #5a6580;
    --accent-blue: #3b82f6;
    --accent-green: #22c55e;
    --accent-yellow: #facc15;
    --accent-red: #ef4444;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --font-body: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-display: "Orbitron", "Manrope", sans-serif;
    --facebook: #1877f2;
    --instagram: #e4405f;
    --twitter: #38bdf8;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    min-height: 100%;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.5;
}

body {
    background:
        radial-gradient(ellipse 80% 50% at 20% -10%, rgba(59, 130, 246, 0.12), transparent),
        radial-gradient(ellipse 60% 40% at 90% 10%, rgba(250, 204, 21, 0.06), transparent),
        var(--bg-primary);
}

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

a:hover {
    text-decoration: underline;
}

.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
    background: rgba(17, 24, 39, 0.88);
    border-bottom: 1px solid var(--border);
    padding: 1rem 1.5rem;
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.brand h1 {
    margin: 0;
    font-family: var(--font-display);
    font-size: 1.15rem;
    letter-spacing: 0.04em;
}

.brand p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.header-stats {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.stat-pill {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.35rem 0.85rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.stat-pill strong {
    color: var(--text-primary);
    margin-right: 0.25rem;
}

.layout {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem 1.5rem 2rem;
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 1.25rem;
    align-items: start;
}

@media (max-width: 960px) {
    .layout {
        grid-template-columns: 1fr;
    }
}

.panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.panel-header {
    padding: 1rem 1.15rem;
    border-bottom: 1px solid var(--border);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.panel-body {
    padding: 1rem 1.15rem;
}

.tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tab {
    flex: 1;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: 10px;
    padding: 0.55rem 0.75rem;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.tab:hover {
    color: var(--text-primary);
    border-color: var(--accent-blue);
}

.tab.active {
    background: rgba(59, 130, 246, 0.15);
    border-color: var(--accent-blue);
    color: var(--text-primary);
}

.field {
    margin-bottom: 0.85rem;
}

.field label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.field input,
.field select {
    width: 100%;
    border: 1px solid var(--border);
    background: rgba(10, 14, 26, 0.85);
    color: var(--text-primary);
    border-radius: 10px;
    padding: 0.55rem 0.7rem;
    font-size: 0.9rem;
    font-family: inherit;
}

.field-hint {
    margin: 0.35rem 0 0;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.field input:focus,
.field select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.65rem;
}

.btn-primary {
    width: 100%;
    border: none;
    border-radius: 10px;
    padding: 0.65rem 1rem;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #fff;
    margin-top: 0.25rem;
    transition: transform 0.1s, opacity 0.15s;
}

.btn-primary:hover {
    opacity: 0.92;
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.filters-form.hidden {
    display: none;
}

.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.content-title {
    font-size: 1.1rem;
    font-weight: 700;
}

.content-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1rem;
}

.post-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
    display: flex;
    flex-direction: column;
}

.post-card:hover {
    border-color: rgba(59, 130, 246, 0.45);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.post-media {
    height: 160px;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.post-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.post-media-placeholder {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 2rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(139, 92, 246, 0.08));
}

.post-body {
    padding: 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.post-radio {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.radio-logo {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: cover;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    flex-shrink: 0;
}

.radio-logo-fallback {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: var(--text-muted);
    flex-shrink: 0;
}

.radio-info {
    min-width: 0;
}

.radio-title {
    font-weight: 700;
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.radio-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.platform-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    border: 1px solid transparent;
}

.platform-facebook {
    background: rgba(24, 119, 242, 0.15);
    color: #60a5fa;
    border-color: rgba(24, 119, 242, 0.35);
}

.platform-instagram {
    background: rgba(228, 64, 95, 0.15);
    color: #fb7185;
    border-color: rgba(228, 64, 95, 0.35);
}

.platform-twitter {
    background: rgba(56, 189, 248, 0.15);
    color: #7dd3fc;
    border-color: rgba(56, 189, 248, 0.35);
}

.post-content {
    font-size: 0.88rem;
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.45;
}

.post-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.metric {
    font-size: 0.78rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.25rem 0.5rem;
    color: var(--text-secondary);
}

.metric strong {
    color: var(--text-primary);
}

.post-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-top: auto;
    padding-top: 0.35rem;
    border-top: 1px solid var(--border);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.post-link {
    font-weight: 600;
    font-size: 0.8rem;
}

.empty-state,
.error-state,
.loading-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--text-secondary);
    border: 1px dashed var(--border);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.02);
}

.error-state {
    border-color: rgba(239, 68, 68, 0.4);
    color: #fca5a5;
}

.loading-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--border);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.hidden {
    display: none !important;
}

.pager {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.pager button {
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-primary);
    border-radius: 8px;
    padding: 0.45rem 0.85rem;
    cursor: pointer;
    font-size: 0.85rem;
}

.pager button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pager span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}