.coolviad-modern-wrap {
    --vn-primary: #0284c7;
    --vn-primary-hover: #0369a1;
    --vn-bg: #f8fafc;
    --vn-card-bg: #ffffff;
    --vn-text: #1e293b;
    --vn-text-muted: #64748b;
    --vn-border: #e2e8f0;
    --vn-radius: 12px;
    --vn-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    max-width: 900px;
    margin: 20px 20px 20px 0;
}

.coolviad-header {
    margin-bottom: 24px;
}

.coolviad-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--vn-text);
    margin: 0 0 8px 0;
}

.coolviad-header-desc {
    color: var(--vn-text-muted);
    font-size: 14px;
    margin: 0;
}

/* Tabs Navigation */
.coolviad-tabs-nav {
    display: flex;
    gap: 4px;
    background: var(--vn-card-bg);
    padding: 6px;
    border-radius: var(--vn-radius);
    border: 1px solid var(--vn-border);
    margin-bottom: 24px;
    overflow-x: auto;
}

.coolviad-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--vn-text-muted);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    white-space: nowrap;
    border: none;
    background: transparent;
    cursor: pointer;
}

.coolviad-tab:hover {
    background: var(--vn-bg);
    color: var(--vn-text);
}

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

.coolviad-tab-icon {
    font-size: 16px;
}

/* Tab Content */
.coolviad-tab-content {
    display: none;
}

.coolviad-tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Cards */
.coolviad-card {
    background: var(--vn-card-bg);
    border-radius: var(--vn-radius);
    border: 1px solid var(--vn-border);
    box-shadow: var(--vn-shadow);
    margin-bottom: 20px;
    overflow: hidden;
}

.coolviad-card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--vn-border);
    background: linear-gradient(to right, #f8fafc, #ffffff);
}

.coolviad-card-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--vn-text);
    margin: 0 0 4px 0;
}

.coolviad-card-header p {
    font-size: 13px;
    color: var(--vn-text-muted);
    margin: 0;
}

.coolviad-card-body {
    padding: 24px;
}

/* Fields */
.coolviad-field {
    margin-bottom: 20px;
}

.coolviad-field:last-child {
    margin-bottom: 0;
}

.coolviad-field > label:not(.coolviad-toggle):not(.coolviad-radio) {
    display: block;
    font-weight: 500;
    color: var(--vn-text);
    margin-bottom: 8px;
    font-size: 14px;
}

.coolviad-field input[type="number"],
.coolviad-field input[type="text"],
.coolviad-field select {
    width: 100%;
    max-width: 300px;
    padding: 10px 14px;
    border: 1px solid var(--vn-border);
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: white;
}

.coolviad-field input:focus,
.coolviad-field select:focus {
    outline: none;
    border-color: var(--vn-primary);
    box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.1);
}

.coolviad-field small {
    display: block;
    color: var(--vn-text-muted);
    font-size: 12px;
    margin-top: 6px;
}

/* Field Row */
.coolviad-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 600px) {
    .coolviad-field-row {
        grid-template-columns: 1fr;
    }
}

/* Toggle Switch */
.coolviad-toggle {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    padding: 12px 16px;
    background: var(--vn-bg);
    border-radius: 8px;
    transition: background 0.2s;
}

.coolviad-toggle:hover {
    background: #f1f5f9;
}

.coolviad-toggle input {
    display: none;
}

.coolviad-toggle-slider {
    width: 44px;
    height: 24px;
    background: #cbd5e1;
    border-radius: 12px;
    position: relative;
    flex-shrink: 0;
    transition: background 0.2s;
}

.coolviad-toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    background: white;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: transform 0.2s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.coolviad-toggle input:checked + .coolviad-toggle-slider {
    background: var(--vn-primary);
}

.coolviad-toggle input:checked + .coolviad-toggle-slider::before {
    transform: translateX(20px);
}

.coolviad-toggle-label {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.coolviad-toggle-label strong {
    font-size: 14px;
    font-weight: 500;
    color: var(--vn-text);
}

.coolviad-toggle-label small {
    font-size: 12px;
    color: var(--vn-text-muted);
    margin: 0;
}

/* Radio Group */
.coolviad-radio-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

@media (max-width: 500px) {
    .coolviad-radio-group {
        grid-template-columns: 1fr;
    }
}

.coolviad-radio {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    padding: 16px;
    background: var(--vn-bg);
    border-radius: 10px;
    border: 2px solid var(--vn-border);
    transition: all 0.2s ease;
    position: relative;
}

.coolviad-radio:hover {
    border-color: #94a3b8;
    background: #f1f5f9;
}

.coolviad-radio:has(input:checked) {
    border-color: var(--vn-primary);
    background: rgba(2, 132, 199, 0.05);
}

.coolviad-radio input {
    display: none;
}

.coolviad-radio::before {
    content: '';
    position: absolute;
    top: 16px;
    right: 16px;
    width: 20px;
    height: 20px;
    border: 2px solid var(--vn-border);
    border-radius: 50%;
    transition: all 0.2s;
}

.coolviad-radio:has(input:checked)::before {
    border-color: var(--vn-primary);
    background: var(--vn-primary);
    box-shadow: inset 0 0 0 3px white;
}

.coolviad-radio-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.coolviad-radio-content strong {
    font-size: 14px;
    font-weight: 600;
    color: var(--vn-text);
}

.coolviad-radio-content small {
    font-size: 12px;
    color: var(--vn-text-muted);
    line-height: 1.4;
}

.coolviad-radio-content small::before {
    content: '→ ';
    color: var(--vn-primary);
}

/* Submit */
.coolviad-submit {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--vn-border);
}

.coolviad-btn-primary {
    background: var(--vn-primary) !important;
    border-color: var(--vn-primary) !important;
    color: white !important;
    font-weight: 500 !important;
    padding: 10px 24px !important;
    border-radius: 8px !important;
    transition: all 0.2s !important;
    box-shadow: 0 2px 4px rgba(2, 132, 199, 0.3) !important;
}

.coolviad-btn-primary:hover {
    background: var(--vn-primary-hover) !important;
    border-color: var(--vn-primary-hover) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(2, 132, 199, 0.4) !important;
}

/* Responsive */
@media (max-width: 782px) {
    .coolviad-tabs-nav {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .coolviad-tab {
        padding: 8px 12px;
        font-size: 13px;
    }

    .coolviad-card-body {
        padding: 16px;
    }
}