.udp-portal {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    max-width: 900px;
    margin: 0 auto;
    padding: 24px 16px;
}

.udp-preview-banner {
    background: #fff3cd;
    border: 1px solid #ffc107;
    color: #856404;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
}

.udp-preview-exit {
    color: #856404;
    font-weight: 600;
    text-decoration: underline;
}

.udp-login-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    max-width: 400px;
    margin: 40px auto;
}

.udp-login-card h2 {
    margin: 0 0 8px;
    font-size: 1.5rem;
    color: #1e293b;
}

.udp-login-card p {
    color: #64748b;
    margin: 0 0 24px;
}

.udp-form-group {
    margin-bottom: 16px;
}

.udp-form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: #334155;
    font-size: 14px;
}

.udp-form-group input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 15px;
    box-sizing: border-box;
}

.udp-form-group input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.udp-error {
    background: #fef2f2;
    color: #dc2626;
    padding: 10px 12px;
    border-radius: 8px;
    margin-bottom: 12px;
    font-size: 14px;
}

.udp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
}

.udp-btn--primary {
    background: #2563eb;
    color: #fff;
    width: 100%;
}

.udp-btn--primary:hover {
    background: #1d4ed8;
    color: #fff;
}

.udp-btn--outline {
    background: transparent;
    color: #64748b;
    border: 1px solid #cbd5e1;
}

.udp-btn--outline:hover {
    background: #f8fafc;
    color: #334155;
}

.udp-btn--sm {
    padding: 6px 12px;
    font-size: 13px;
}

.udp-dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.udp-dashboard-header h2 {
    margin: 0 0 4px;
    color: #1e293b;
}

.udp-dashboard-header p {
    margin: 0;
    color: #64748b;
}

.udp-loading,
.udp-empty {
    text-align: center;
    padding: 40px;
    color: #64748b;
}

.udp-accordion-item {
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    margin-bottom: 12px;
    overflow: hidden;
    background: #fff;
}

.udp-accordion-header {
    padding: 16px 20px;
    cursor: pointer;
    font-weight: 600;
    color: #1e293b;
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
    background: #f8fafc;
}

.udp-accordion-header::-webkit-details-marker {
    display: none;
}

.udp-accordion-count {
    font-size: 13px;
    font-weight: 500;
    color: #64748b;
}

.udp-accordion-body {
    padding: 8px 0;
}

.udp-doc-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 20px;
    border-top: 1px solid #f1f5f9;
}

.udp-doc-item__icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    width: 36px;
    text-align: center;
}

.udp-doc-item__info {
    flex: 1;
    min-width: 0;
}

.udp-doc-item__info strong {
    display: block;
    color: #1e293b;
    margin-bottom: 4px;
}

.udp-doc-item__info p {
    margin: 0 0 4px;
    font-size: 13px;
    color: #64748b;
}

.udp-doc-item__date {
    font-size: 12px;
    color: #94a3b8;
}

.udp-doc-item__actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
    flex-wrap: wrap;
}

@media (max-width: 600px) {
    .udp-doc-item {
        flex-direction: column;
    }

    .udp-doc-item__actions {
        width: 100%;
    }

    .udp-doc-item__actions .udp-btn {
        flex: 1;
    }
}