.customizer-grid {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 18px 0 42px;
}

.customizer-option {
    display: grid;
    grid-template-columns: minmax(150px, .65fr) minmax(0, 1fr);
    gap: 18px;
    align-items: center;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(16, 18, 22, .78);
    box-shadow: 0 16px 38px rgba(0, 0, 0, .2);
}

.customizer-media {
    aspect-ratio: 4 / 3;
    display: grid;
    place-items: center;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, .08);
    border-radius: var(--radius);
    background: var(--surface);
}

.customizer-media img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px;
}

.customizer-option h2 {
    margin: 0 0 10px;
}

.customizer-option ul {
    margin: 12px 0;
    padding-left: 18px;
    color: rgba(247, 245, 242, .72);
}

.customizer-page {
    padding: 28px 0 54px;
}

.customizer-head {
    max-width: 820px;
    margin-bottom: 24px;
}

.customizer-head h1 {
    margin: 8px 0 12px;
    font-size: clamp(42px, 7vw, 76px);
    line-height: .92;
}

.customizer-head p {
    margin: 0;
    color: var(--muted);
    font-size: 18px;
}

.customizer-workspace {
    display: grid;
    grid-template-columns: minmax(180px, .42fr) minmax(0, 1.25fr) minmax(320px, .62fr);
    gap: 22px;
    align-items: start;
}

.base-designs-panel {
    position: sticky;
    top: 92px;
    display: grid;
    gap: 12px;
    max-height: calc(100vh - 116px);
    overflow: auto;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(16, 18, 22, .82);
    box-shadow: 0 16px 38px rgba(0, 0, 0, .22);
}

.base-designs-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line);
}

.base-designs-head span {
    font-weight: 900;
}

.base-designs-head small,
.base-designs-empty,
.base-design-card span {
    color: var(--muted);
    font-size: 12px;
}

.base-designs-grid {
    display: grid;
    gap: 10px;
}

.base-design-card {
    display: grid;
    gap: 8px;
    width: 100%;
    padding: 8px;
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, .035);
    color: var(--text);
    cursor: pointer;
    text-align: left;
    transition: border-color .18s ease, background .18s ease, transform .18s ease;
}

.base-design-card:hover,
.base-design-card.selected {
    border-color: rgba(200, 155, 60, .68);
    background: rgba(200, 155, 60, .1);
    transform: translateY(-1px);
}

.base-design-card img {
    width: 100%;
    aspect-ratio: 20 / 9;
    object-fit: cover;
    border-radius: 6px;
    background: #090909;
}

.base-designs-empty {
    margin: 0;
}

.mockup-panel,
.design-editor {
    display: grid;
    gap: 16px;
}

.design-editor {
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(16, 18, 22, .82);
    box-shadow: 0 16px 38px rgba(0, 0, 0, .22);
}

.editor-toolbar {
    display: grid;
    grid-template-columns: repeat(5, minmax(110px, 1fr));
    gap: 10px;
    align-items: end;
}

.editor-toolbar label {
    gap: 5px;
    font-size: 12px;
}

.editor-toolbar input,
.editor-toolbar select {
    min-height: 38px;
    padding: 8px 10px;
    font-size: 13px;
}

.editor-toolbar input[type="color"] {
    padding: 4px;
}

.editor-toolbar .btn {
    width: 100%;
    min-height: 38px;
    padding: 9px 10px;
    font-size: 12px;
}

.editable-canvas-wrap,
.mockup-canvas-wrap,
.split-preview div {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #0b0b0b;
}

.editable-canvas-wrap canvas,
.mockup-canvas-wrap canvas#main,
.split-preview canvas {
    width: 100%;
    display: block;
}

.editable-canvas-wrap canvas {
    cursor: grab;
    touch-action: none;
}

.editable-canvas-wrap canvas:active {
    cursor: grabbing;
}

.editor-hint {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: var(--muted);
    font-size: 12px;
}

.drop-zone {
    display: grid;
    justify-items: center;
    gap: 8px;
    min-height: 132px;
    padding: 24px;
    border: 1px dashed rgba(200, 155, 60, .42);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, .035);
    text-align: center;
    cursor: pointer;
    transition: border-color .18s ease, background .18s ease, transform .18s ease;
}

.drop-zone:hover,
.drop-zone.over,
.drop-zone:focus-visible {
    border-color: var(--gold);
    background: rgba(200, 155, 60, .09);
    transform: translateY(-1px);
}

.drop-icon {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 50%;
    color: var(--gold);
    font-size: 24px;
    font-weight: 900;
}

.drop-zone strong {
    font-size: 16px;
}

.drop-zone span,
.mockup-status {
    color: var(--muted);
    font-size: 13px;
}

.mockup-labels {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px 14px;
    color: rgba(247, 245, 242, .76);
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
}

.mockup-labels span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.label-dot {
    width: 8px;
    height: 8px;
    display: inline-block;
    border-radius: 50%;
}

.label-dot.blue {
    background: #5b9bd5;
}

.label-dot.orange {
    background: #d97b50;
}

.mockup-status {
    min-height: 20px;
    margin: 0;
    text-align: center;
}

.mockup-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.mockup-actions .btn:disabled {
    opacity: .45;
    cursor: not-allowed;
    transform: none;
}

.split-preview {
    display: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.split-preview.show {
    display: grid;
}

.customizer-form {
    position: sticky;
    top: 92px;
}

.customizer-product-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--line);
}

.customizer-product-summary span {
    color: var(--muted);
    font-weight: 850;
}

.customizer-product-summary strong {
    color: var(--gold);
    font-size: 24px;
}

.customizer-form .btn.primary {
    width: 100%;
}

@media (max-width: 980px) {
    .customizer-workspace,
    .customizer-grid,
    .customizer-option {
        grid-template-columns: 1fr;
    }

    .base-designs-panel,
    .customizer-form {
        position: static;
    }

    .base-designs-panel {
        max-height: none;
    }

    .base-designs-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    }

    .editor-toolbar {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 700px) {
    .mockup-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .mockup-actions .btn,
    .editor-hint .btn {
        width: 100%;
    }

    .split-preview,
    .editor-toolbar {
        grid-template-columns: 1fr;
    }

    .editor-hint {
        align-items: stretch;
        flex-direction: column;
    }
}