:root {
    --siho-bg: #f4f6f9;
    --siho-surface: #ffffff;
    --siho-surface-dark: #101a2a;
    --siho-primary: #1f6f5f;
    --siho-primary-dark: #164f45;
    --siho-accent: #c99b4b;
    --siho-text: #172033;
    --siho-muted: #718096;
    --siho-border: #e4e9f0;
    --siho-success: #23875d;
    --siho-warning: #ca8a04;
    --siho-danger: #c24141;
    --siho-info: #2563a9;
    --siho-radius: 18px;
    --siho-shadow: 0 12px 32px rgba(24, 39, 75, 0.08);
}

.siho-studio {
    color: var(--siho-text);
}

.siho-studio-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
    margin-bottom: 28px;
}

.siho-studio-header__eyebrow {
    display: block;
    margin-bottom: 6px;
    color: var(--siho-primary);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.8px;
    text-transform: uppercase;
}

.siho-studio-header__title {
    margin: 0;
    color: var(--siho-text);
    font-size: 34px;
    font-weight: 800;
    line-height: 1.15;
}

.siho-studio-header__description {
    max-width: 760px;
    margin: 8px 0 0;
    color: var(--siho-muted);
    font-size: 16px;
}

.siho-studio-header__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
}

.siho-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 20px;
}

.siho-col-3 {
    grid-column: span 3;
}

.siho-col-4 {
    grid-column: span 4;
}

.siho-col-6 {
    grid-column: span 6;
}

.siho-col-8 {
    grid-column: span 8;
}

.siho-col-12 {
    grid-column: span 12;
}

.siho-card {
    position: relative;
    height: 100%;
    overflow: hidden;
    background: var(--siho-surface);
    border: 1px solid var(--siho-border);
    border-radius: var(--siho-radius);
    box-shadow: var(--siho-shadow);
}

.siho-card__body {
    padding: 22px;
}

.siho-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 18px;
}

.siho-card__title {
    margin: 0;
    color: var(--siho-text);
    font-size: 18px;
    font-weight: 800;
}

.siho-card__description {
    margin: 5px 0 0;
    color: var(--siho-muted);
    font-size: 14px;
}

.siho-card__value {
    margin: 0;
    color: var(--siho-text);
    font-size: 36px;
    font-weight: 800;
    line-height: 1;
}

.siho-card__meta {
    margin-top: 10px;
    color: var(--siho-muted);
    font-size: 14px;
}

.siho-card__footer {
    padding: 15px 22px;
    background: #fbfcfe;
    border-top: 1px solid var(--siho-border);
}

.siho-card--dark {
    color: white;
    background:
        radial-gradient(
            circle at 85% 10%,
            rgba(201, 155, 75, 0.24),
            transparent 32%
        ),
        linear-gradient(135deg, #0c1522, #17263b);
    border-color: rgba(255, 255, 255, 0.08);
}

.siho-card--dark .siho-card__title,
.siho-card--dark .siho-card__value {
    color: white;
}

.siho-card--dark .siho-card__description,
.siho-card--dark .siho-card__meta {
    color: #c4cfdd;
}

.siho-status {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 6px 11px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    line-height: 1;
}

.siho-status::before {
    width: 7px;
    height: 7px;
    content: "";
    background: currentColor;
    border-radius: 50%;
}

.siho-status--success {
    color: var(--siho-success);
    background: rgba(35, 135, 93, 0.12);
}

.siho-status--warning {
    color: var(--siho-warning);
    background: rgba(202, 138, 4, 0.13);
}

.siho-status--danger {
    color: var(--siho-danger);
    background: rgba(194, 65, 65, 0.12);
}

.siho-status--info {
    color: var(--siho-info);
    background: rgba(37, 99, 169, 0.12);
}

.siho-status--neutral {
    color: #667085;
    background: #edf1f5;
}

.siho-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 42px;
    padding: 9px 17px;
    color: var(--siho-text);
    text-decoration: none;
    background: white;
    border: 1px solid var(--siho-border);
    border-radius: 12px;
    font-size: 14px;
    font-weight: 800;
    transition: 0.18s ease;
}

.siho-btn:hover,
.siho-btn:focus {
    color: var(--siho-text);
    text-decoration: none;
    border-color: #c8d1dd;
    box-shadow: 0 7px 18px rgba(24, 39, 75, 0.09);
    transform: translateY(-1px);
}

.siho-btn--primary {
    color: white;
    background: var(--siho-primary);
    border-color: var(--siho-primary);
}

.siho-btn--primary:hover,
.siho-btn--primary:focus {
    color: white;
    background: var(--siho-primary-dark);
    border-color: var(--siho-primary-dark);
}

.siho-btn--accent {
    color: #172033;
    background: var(--siho-accent);
    border-color: var(--siho-accent);
}

.siho-btn--danger {
    color: white;
    background: var(--siho-danger);
    border-color: var(--siho-danger);
}

.siho-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
    padding: 7px;
    background: white;
    border: 1px solid var(--siho-border);
    border-radius: 15px;
}

.siho-tab {
    padding: 10px 15px;
    color: var(--siho-muted);
    text-decoration: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 800;
}

.siho-tab:hover,
.siho-tab:focus {
    color: var(--siho-primary);
    text-decoration: none;
    background: #f3f8f7;
}

.siho-tab.active {
    color: white;
    background: var(--siho-primary);
}

.siho-empty {
    padding: 50px 28px;
    text-align: center;
    background: white;
    border: 1px dashed #ccd5df;
    border-radius: var(--siho-radius);
}

.siho-empty__icon {
    margin-bottom: 14px;
    color: var(--siho-primary);
    font-size: 34px;
}

.siho-empty__title {
    margin: 0 0 7px;
    color: var(--siho-text);
    font-size: 20px;
    font-weight: 800;
}

.siho-empty__description {
    margin: 0;
    color: var(--siho-muted);
}

@media (max-width: 1100px) {
    .siho-col-3,
    .siho-col-4 {
        grid-column: span 6;
    }

    .siho-col-8 {
        grid-column: span 12;
    }
}

@media (max-width: 720px) {
    .siho-studio-header {
        flex-direction: column;
    }

    .siho-studio-header__actions {
        justify-content: flex-start;
    }

    .siho-col-3,
    .siho-col-4,
    .siho-col-6,
    .siho-col-8 {
        grid-column: span 12;
    }
}