.cg-wrapper {
    max-width: 800px;
    margin: 40px auto;
    font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', sans-serif;
}

.cg-header {
    text-align: center;
    margin-bottom: 30px;
}
.cg-icon {
    display: inline-flex;
    width: 48px;
    height: 48px;
    background: rgba(74, 125, 255, 0.1);
    border: 1px solid rgba(74, 125, 255, 0.25);
    border-radius: 12px;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 12px;
}
.cg-title {
    font-size: 28px;
    font-weight: 800;
    color: #fff;
    margin: 0 0 8px;
}
.cg-desc {
    font-size: 15px;
    color: #8888aa;
    margin: 0;
}

.cg-card {
    background: linear-gradient(145deg, #0f0f1e, #15152a);
    border: 1px solid #2a2a4a;
    border-radius: 16px;
    overflow: hidden;
}
.cg-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 22px 28px;
    border-bottom: 1px solid #2a2a4a;
    background: rgba(74, 125, 255, 0.03);
}
.cg-card-icon {
    font-size: 20px;
}
.cg-card-title {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 3px;
}
.cg-card-desc {
    font-size: 13px;
    color: #8888aa;
    margin: 0;
}

.cg-form {
    padding: 28px;
}
.cg-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}
.cg-field-full {
    grid-column: 1 / -1;
}
.cg-divider {
    height: 1px;
    background: #2a2a4a;
    margin: 24px 0;
}
.cg-section-title {
    font-size: 15px;
    font-weight: 600;
    color: #c0c0d0;
    margin: 0 0 18px;
}
.cg-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: #8888aa;
    margin-bottom: 6px;
}
.cg-input {
    width: 100%;
    padding: 12px 14px;
    background: #0a0a14;
    border: 1px solid #2a2a4a;
    border-radius: 10px;
    color: #fff;
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
    box-sizing: border-box;
}
.cg-input:focus {
    border-color: #4a7dff;
}
.cg-input::placeholder {
    color: #555570;
}
select.cg-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23888'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

.cg-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}
.cg-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s;
}
.cg-btn-primary {
    background: linear-gradient(135deg, #4a7dff, #3566e0);
    color: #fff;
    box-shadow: 0 4px 15px rgba(74, 125, 255, 0.3);
}
.cg-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(74, 125, 255, 0.4);
}
.cg-btn-secondary {
    background: #1a1a2e;
    color: #8888aa;
    border: 1px solid #2a2a4a;
}
.cg-btn-secondary:hover {
    background: #222240;
    color: #fff;
}
.cg-btn-demo {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: #fff;
}
.cg-btn-demo:hover {
    transform: translateY(-1px);
}

.cg-result {
    margin-top: 30px;
    background: linear-gradient(145deg, #0f0f1e, #15152a);
    border: 1px solid #2a2a4a;
    border-radius: 16px;
    overflow: hidden;
}
.cg-result-header {
    padding: 22px 28px;
    border-bottom: 1px solid #2a2a4a;
    background: rgba(34, 197, 94, 0.05);
}
.cg-result-title {
    font-size: 18px;
    font-weight: 700;
    color: #22c55e;
    margin: 0 0 4px;
}
.cg-result-desc {
    font-size: 13px;
    color: #8888aa;
    margin: 0;
}
.cg-result-toolbar {
    display: flex;
    gap: 10px;
    padding: 16px 28px;
    border-bottom: 1px solid #2a2a4a;
}
.cg-btn-copy {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: #fff;
}
.cg-btn-copy:hover {
    transform: translateY(-1px);
}
.cg-btn-print {
    background: #1a1a2e;
    color: #8888aa;
    border: 1px solid #2a2a4a;
}
.cg-btn-print:hover {
    background: #222240;
    color: #fff;
}
.cg-result-text {
    padding: 28px;
    font-size: 14px;
    color: #c0c0d0;
    line-height: 1.8;
    white-space: pre-wrap;
    font-family: 'Times New Roman', Times, serif;
    background: #fff;
    color: #1a1a1a;
    margin: 16px;
    border-radius: 8px;
}

@media (max-width: 600px) {
    .cg-form-grid { grid-template-columns: 1fr; }
    .cg-actions { flex-direction: column; }
    .cg-btn { width: 100%; }
}

@media print {
    .cg-wrapper { max-width: 100%; margin: 0; }
    .cg-header, .cg-card, .cg-result-toolbar, .cg-result-header { display: none; }
    .cg-result { border: none; }
    .cg-result-text { margin: 0; padding: 20mm; font-size: 12pt; }
}