/* =======================================================
   Vivid Visualizer - Brand styles (VividWalls palette)
   EVERY selector is scoped to .vv-root so it cannot
   collide with the WP theme (header, nav, lang switcher…).
   ======================================================= */

.vv-root {
    --vv-accent: #7a00df;
    --vv-accent-hover: #6200b5;
    --vv-accent-soft: #f3e8ff;
    --vv-accent-gradient: linear-gradient(135deg, #7a00df 0%, #9b51e0 100%);
    --vv-cta-gradient: linear-gradient(135deg, #32373c 0%, #1f2226 100%);
    --vv-bg: #ffffff;
    --vv-surface: #fafafa;
    --vv-surface-2: #f5f5f5;
    --vv-border: rgba(0, 0, 0, 0.08);
    --vv-border-strong: rgba(0, 0, 0, 0.18);
    --vv-text: #313131;
    --vv-text-muted: #6b6b6b;
    --vv-text-dim: #9a9a9a;
    --vv-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --vv-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    --vv-radius-sm: 8px;
    --vv-radius: 14px;
    --vv-radius-lg: 20px;
    --vv-font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --vv-font-head: 'Poppins', 'Inter', sans-serif;

    font-family: var(--vv-font-body);
    color: var(--vv-text);
    background: var(--vv-surface);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    min-height: 70vh;
}

.vv-root,
.vv-root *,
.vv-root *::before,
.vv-root *::after {
    box-sizing: border-box;
}

.vv-root h1,
.vv-root h2,
.vv-root p {
    margin: 0;
    padding: 0;
}

/* =================== Layout =================== */
.vv-root .app-main {
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding: 20px 28px 40px;
    max-width: 1600px;
    margin: 0 auto;
}

/* =================== Horizontal Controls Bar =================== */
.vv-root .controls-panel {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    background: #ffffff;
    border-radius: var(--vv-radius-lg);
    padding: 18px 20px;
    box-shadow: var(--vv-shadow);
}

.vv-root .control-group {
    flex: 1 1 180px;
    min-width: 160px;
    padding: 0 18px;
    border-right: 1px solid var(--vv-border);
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.vv-root .control-group:first-child {
    padding-left: 4px;
}

.vv-root .control-group:last-child {
    border-right: none;
    padding-right: 4px;
}

/* Stacked column wrapping two groups (Depth + Frame) */
.vv-root .control-column {
    flex: 1 1 200px;
    min-width: 180px;
    padding: 0 18px;
    border-right: 1px solid var(--vv-border);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.vv-root .control-column .control-group {
    flex: 0 0 auto;
    padding: 0;
    border-right: none;
    min-width: 0;
}

.vv-root .control-column .control-group + .control-group {
    padding-top: 18px;
    margin-top: 6px;
    border-top: 1px solid var(--vv-border);
}

/* Let some groups breathe more than others */
.vv-root .group-ratio  { flex-basis: 220px; }
.vv-root .group-size   { flex-basis: 200px; }
.vv-root .group-frame  { flex-basis: 200px; }
.vv-root .group-view   { flex-basis: 220px; }
.vv-root .group-export {
    flex: 0 0 100%;
    flex-basis: 100%;
    width: 100%;
    padding: 22px 4px 4px;
    border-right: none;
    border-top: 1px solid var(--vv-border);
    margin-top: 18px;
}

.vv-root .control-group h2 {
    font-family: var(--vv-font-head);
    font-size: 17px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--vv-text);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    white-space: nowrap;
    text-align: center;
    padding-bottom: 10px;
    margin-bottom: 6px;
    border-bottom: 1px solid var(--vv-border);
}

.vv-root .step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--vv-accent-gradient);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.vv-root .group-hint {
    font-size: 11px;
    color: var(--vv-text-muted);
    line-height: 1.4;
}

.vv-root .group-hint strong {
    color: var(--vv-accent);
    font-weight: 600;
}

.vv-root #maxSizeHint {
    font-size: 11px;
    transform: scale(0.7);
    transform-origin: top left;
    width: 142.86%;
    margin-bottom: -4px;
}

.vv-root .warning {
    color: #ef4444;
}

/* =================== Upload Zone =================== */
.vv-root .upload-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 26px 10px;
    border: 2px dashed var(--vv-border-strong);
    border-radius: var(--vv-radius);
    cursor: pointer;
    transition: all 0.2s;
    background: var(--vv-surface);
    text-align: center;
}

.vv-root .upload-zone:hover,
.vv-root .upload-zone.dragover {
    border-color: var(--vv-accent);
    background: var(--vv-accent-soft);
}

.vv-root .upload-zone svg {
    width: 26px;
    height: 26px;
    color: var(--vv-accent);
}

.vv-root .upload-text {
    font-size: 12px;
    font-weight: 500;
    color: var(--vv-text);
}

.vv-root .upload-hint {
    font-size: 10px;
    color: var(--vv-text-muted);
}

.vv-root .image-info {
    margin-top: 6px;
    padding: 5px 7px;
    background: var(--vv-surface);
    border-radius: var(--vv-radius-sm);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 10px;
    line-height: 1.35;
    transform: scale(0.55);
    transform-origin: top left;
    width: 181.8%;
}

.vv-root .image-info.hidden {
    display: none;
}

.vv-root .info-row {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    padding: 1px 0;
    color: var(--vv-text-muted);
    min-width: 0;
}

.vv-root .info-row span:last-child {
    color: var(--vv-text);
    font-weight: 500;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.vv-root .info-row .info-filename {
    max-width: 65%;
    direction: rtl;
    text-align: left;
    unicode-bidi: plaintext;
}

/* =================== Ratio Grid =================== */
.vv-root .ratio-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 5px;
}

.vv-root .ratio-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 6px 3px;
    background: var(--vv-surface);
    border: 1.5px solid transparent;
    border-radius: var(--vv-radius-sm);
    cursor: pointer;
    transition: all 0.15s;
    font-family: var(--vv-font-body);
}

.vv-root .ratio-btn:hover {
    background: var(--vv-surface-2);
    border-color: var(--vv-border-strong);
}

.vv-root .ratio-btn.active {
    background: var(--vv-accent-soft);
    border-color: var(--vv-accent);
    box-shadow: 0 0 0 2px rgba(122, 0, 223, 0.15);
}

.vv-root .ratio-btn.auto {
    border-color: var(--vv-accent);
    border-style: dashed;
}

.vv-root .ratio-shape {
    display: block;
    background: var(--vv-text-dim);
    border-radius: 2px;
}

.vv-root .ratio-btn.active .ratio-shape {
    background: var(--vv-accent);
}

.vv-root .ratio-label {
    font-size: 9px;
    font-weight: 600;
    color: var(--vv-text-muted);
}

.vv-root .ratio-btn.active .ratio-label {
    color: var(--vv-accent);
}

/* =================== Size List =================== */
.vv-root .size-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    max-height: 320px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--vv-border-strong) transparent;
    padding-right: 2px;
}

.vv-root .size-list::-webkit-scrollbar {
    width: 5px;
}
.vv-root .size-list::-webkit-scrollbar-thumb {
    background: var(--vv-border-strong);
    border-radius: 3px;
}

.vv-root .size-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
    padding: 6px 9px;
    background: var(--vv-surface);
    border: 1.5px solid transparent;
    border-radius: var(--vv-radius-sm);
    cursor: pointer;
    transition: all 0.15s;
    font-family: var(--vv-font-body);
    font-size: 9px;
    color: var(--vv-text);
}

.vv-root .size-btn > * {
    display: inline-block;
    transform: scale(0.84);
    transform-origin: center;
}

.vv-root .size-btn:hover {
    background: var(--vv-surface-2);
    border-color: var(--vv-border-strong);
}

.vv-root .size-btn.active {
    background: var(--vv-accent-soft);
    border-color: var(--vv-accent);
}

.vv-root .size-dim {
    font-weight: 600;
}

.vv-root .size-quality {
    font-size: 9px;
    padding: 1px 6px;
    border-radius: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.vv-root .quality-ideal {
    background: #dcfce7;
    color: #166534;
}

.vv-root .quality-good {
    background: #dbeafe;
    color: #1e40af;
}

.vv-root .quality-ok {
    background: #fef3c7;
    color: #92400e;
}

.vv-root .quality-low {
    background: #fee2e2;
    color: #991b1b;
}

/* =================== Depth Options =================== */
.vv-root .depth-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 5px;
}

.vv-root .depth-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 8px 4px;
    background: var(--vv-surface);
    border: 1.5px solid transparent;
    border-radius: var(--vv-radius-sm);
    cursor: pointer;
    transition: all 0.15s;
    font-family: var(--vv-font-body);
}

.vv-root .depth-btn:hover {
    background: var(--vv-surface-2);
    border-color: var(--vv-border-strong);
}

.vv-root .depth-btn.active {
    background: var(--vv-accent-soft);
    border-color: var(--vv-accent);
}

.vv-root .depth-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--vv-text);
}

.vv-root .depth-btn.active .depth-label {
    color: var(--vv-accent);
}

.vv-root .depth-hint {
    font-size: 9px;
    color: var(--vv-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* =================== Frame Options =================== */
.vv-root .frame-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 5px;
}

.vv-root .frame-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 7px 8px;
    background: var(--vv-surface);
    border: 1.5px solid transparent;
    border-radius: var(--vv-radius-sm);
    cursor: pointer;
    transition: all 0.15s;
    font-family: var(--vv-font-body);
    font-size: 11px;
    font-weight: 500;
    color: var(--vv-text);
}

.vv-root .frame-btn:hover {
    background: var(--vv-surface-2);
}

.vv-root .frame-btn.active {
    background: var(--vv-accent-soft);
    border-color: var(--vv-accent);
}

.vv-root .frame-preview {
    display: inline-block;
    width: 20px;
    height: 14px;
    border-radius: 2px;
    background: #e2e8f0;
    border: 2px solid transparent;
    flex-shrink: 0;
}

.vv-root .frame-none {
    background: linear-gradient(45deg, #eee 25%, #fff 25%, #fff 50%, #eee 50%, #eee 75%, #fff 75%);
    background-size: 6px 6px;
    border: 1.5px dashed var(--vv-border-strong);
}

.vv-root .frame-black {
    background: #f5f5f5;
    border: 3px solid #0c0c0c;
}

.vv-root .frame-white {
    background: #e2e8f0;
    border: 3px solid #ffffff;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.1);
}

.vv-root .frame-gold {
    background: #f5f5f5;
    border: 3px solid;
    border-image: linear-gradient(135deg, #e8c870, #c8892a, #b5451b) 1;
}

/* =================== View Options =================== */
.vv-root .view-options {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.vv-root .view-btn {
    padding: 7px 10px;
    background: var(--vv-surface);
    border: 1.5px solid transparent;
    border-radius: var(--vv-radius-sm);
    cursor: pointer;
    font-family: var(--vv-font-body);
    font-size: 11px;
    font-weight: 500;
    color: var(--vv-text);
    text-align: left;
    transition: all 0.15s;
}

.vv-root .view-btn:hover {
    background: var(--vv-surface-2);
}

.vv-root .view-btn.active {
    background: var(--vv-accent-soft);
    border-color: var(--vv-accent);
    color: var(--vv-accent);
    font-weight: 600;
}

.vv-root .interior-options {
    padding: 8px 10px;
    background: var(--vv-surface);
    border-radius: var(--vv-radius-sm);
}

.vv-root .interior-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 10px;
    color: var(--vv-text);
    margin-bottom: 8px;
}

.vv-root .interior-toggle input {
    cursor: pointer;
    accent-color: var(--vv-accent);
    margin: 0;
}

.vv-root .interior-select-wrap {
    display: flex;
    align-items: stretch;
    width: 100%;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--vv-text);
}

.vv-root .interior-select-wrap select {
    flex: 1;
    min-width: 0;
    padding: 12px 14px;
    background: #fff;
    border: 1px solid var(--vv-border-strong);
    border-radius: 8px;
    font-family: var(--vv-font-body);
    font-size: 15px;
    font-weight: 600;
    color: var(--vv-text);
    cursor: pointer;
    box-sizing: border-box;
}

.vv-root .interior-nav {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    padding: 0;
    background: #fff;
    border: 1px solid var(--vv-border-strong);
    border-radius: 8px;
    color: var(--vv-text);
    cursor: pointer;
    transition: background 0.15s, transform 0.15s, border-color 0.15s;
}

.vv-root .interior-nav:hover:not(:disabled) {
    background: var(--vv-accent, #ff7a00);
    border-color: var(--vv-accent, #ff7a00);
    color: #fff;
    transform: translateY(-1px);
}

.vv-root .interior-nav:active:not(:disabled) {
    transform: translateY(0);
}

.vv-root .interior-nav:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.vv-root .interior-nav svg {
    width: 18px;
    height: 18px;
}

.vv-root .interior-select-wrap select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* =================== Primary Button =================== */
.vv-root .group-export { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 14px; margin-top: 20px; flex-grow: 1; }
.vv-root .group-export .interior-select-wrap { width: 42%; }
.vv-root .group-export .view-options { flex-direction: row; flex-wrap: nowrap; justify-content: center; align-items: center; gap: 10px; }
.vv-root .group-export .view-options .view-btn {
    padding: 12px 18px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-align: center;
    white-space: nowrap;
    border-radius: 10px;
    background: linear-gradient(180deg, #ffffff 0%, #fff3e6 100%);
    border: 1.5px solid rgba(255, 122, 0, 0.25);
    color: #4a2c00;
    box-shadow: 0 4px 12px rgba(255, 122, 0, 0.10), inset 0 1px 0 rgba(255,255,255,0.9);
    transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.vv-root .group-export .view-options .view-btn:hover {
    background: linear-gradient(180deg, #fff7ed 0%, #ffe4c4 100%);
    border-color: rgba(255, 122, 0, 0.5);
    box-shadow: 0 8px 20px rgba(255, 122, 0, 0.18), inset 0 1px 0 rgba(255,255,255,0.9);
    transform: translateY(-1px);
}
.vv-root .group-export .view-options .view-btn.active {
    background: linear-gradient(180deg, #ffa726 0%, #ff7a00 100%);
    border-color: #ff7a00;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.25);
    box-shadow: 0 10px 24px rgba(255, 122, 0, 0.45), inset 0 1px 0 rgba(255,255,255,0.4);
}
.vv-root .group-export .view-options .view-btn-white {
    margin-left: 8px;
}

.vv-root .group-export .interior-select-wrap {
    gap: 10px;
    padding: 10px 12px;
    border-radius: 14px;
    background: linear-gradient(180deg, #ffffff 0%, #fff3e6 100%);
    box-shadow: 0 6px 18px rgba(255, 122, 0, 0.12), inset 0 1px 0 rgba(255,255,255,0.9);
    border: 1px solid rgba(255, 122, 0, 0.22);
}
.vv-root .group-export .interior-select-wrap select {
    border: 1.5px solid rgba(255, 122, 0, 0.30);
    border-radius: 10px;
    background: #fff;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.04);
    font-weight: 700;
    color: #4a2c00;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.vv-root .group-export .interior-select-wrap select:hover,
.vv-root .group-export .interior-select-wrap select:focus {
    border-color: #ff7a00;
    box-shadow: 0 0 0 3px rgba(255, 122, 0, 0.15), inset 0 2px 4px rgba(0,0,0,0.04);
    outline: none;
}
.vv-root .group-export .interior-nav {
    width: 44px;
    border-radius: 10px;
    background: linear-gradient(180deg, #ffffff 0%, #fff3e6 100%);
    border: 1.5px solid rgba(255, 122, 0, 0.30);
    color: #ff7a00;
    box-shadow: 0 4px 10px rgba(255, 122, 0, 0.15), inset 0 1px 0 rgba(255,255,255,0.9);
    transition: transform 0.15s, background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
}
.vv-root .group-export .interior-nav:hover:not(:disabled) {
    background: linear-gradient(180deg, #ffa726 0%, #ff7a00 100%);
    border-color: #ff7a00;
    color: #fff;
    box-shadow: 0 8px 18px rgba(255, 122, 0, 0.40);
    transform: translateY(-1px);
}
.vv-root .btn-primary {
    position: relative;
    width: 56%;
    padding: 26px 24px;
    background: transparent;
    color: #0b132b;
    border: none;
    border-radius: 16px;
    font-family: var(--vv-font-head);
    font-size: 18px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    line-height: 1.2;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    overflow: hidden;
    isolation: isolate;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    box-shadow: 0 16px 44px rgba(249, 115, 22, 0.25);
}

.vv-root .btn-primary::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    width: 260%;
    aspect-ratio: 1;
    background: conic-gradient(from 0deg, #2563eb, #7c3aed, #f43f5e, #fb923c, #facc15, #2563eb);
    transform: translate(-50%, -50%) rotate(0deg);
    animation: vv-btn-border-rotate 4s linear infinite;
    z-index: -2;
}

.vv-root .btn-primary::after {
    content: "";
    position: absolute;
    inset: 2px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(255,232,196,0.90) 0%, rgba(255,205,178,0.88) 40%, rgba(253,194,210,0.88) 75%, rgba(250,176,200,0.90) 100%);
    backdrop-filter: blur(14px) saturate(1.4);
    -webkit-backdrop-filter: blur(14px) saturate(1.4);
    z-index: -1;
}

@keyframes vv-btn-border-rotate {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.vv-root .btn-primary:hover:not(:disabled) {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 22px 56px rgba(249, 115, 22, 0.38);
}

.vv-root .btn-primary:hover:not(:disabled)::before {
    animation-duration: 1.6s;
}

.vv-root .btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.vv-root .btn-primary:disabled::before {
    animation-play-state: paused;
}

.vv-root .btn-primary svg {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
}

/* =================== Preview Panel (full width) =================== */
.vv-root .preview-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-height: 0;
}

.vv-root .preview-stage {
    background: #fff;
    border-radius: var(--vv-radius-lg);
    box-shadow: var(--vv-shadow);
    position: relative;
    overflow: hidden;
    width: 100%;
    aspect-ratio: 1 / 1;
}

.vv-root .preview-stage canvas {
    display: block;
    width: 100%;
    height: 100%;
    cursor: grab;
    user-select: none;
    touch-action: none;
}

.vv-root .preview-stage canvas:active {
    cursor: grabbing;
}

.vv-root .preview-empty {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: var(--vv-text-dim);
    pointer-events: none;
}

.vv-root .preview-empty svg {
    width: 72px;
    height: 72px;
    opacity: 0.4;
}

.vv-root .preview-empty p {
    font-size: 14px;
    font-weight: 500;
}

.vv-root .preview-empty.hidden {
    display: none;
}

/* =================== Info Cards =================== */
.vv-root .preview-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    width: 100%;
}

.vv-root .info-card {
    background: #fff;
    border-radius: var(--vv-radius);
    padding: 12px 14px;
    box-shadow: var(--vv-shadow-sm);
    border: 1px solid var(--vv-border);
    text-align: center;
}

.vv-root .info-label {
    display: block;
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--vv-text);
    margin-bottom: 4px;
}

.vv-root .info-value {
    display: block;
    font-family: var(--vv-font-head);
    font-size: 15px;
    font-weight: 600;
    color: var(--vv-text);
}

/* =================== Responsive =================== */
@media (max-width: 1200px) {
    .vv-root .control-group {
        flex-basis: 200px;
    }
}

@media (max-width: 900px) {
    .vv-root .app-main {
        padding: 14px 14px 32px;
    }
    .vv-root .controls-panel {
        padding: 14px;
    }
    .vv-root .control-group,
    .vv-root .control-column {
        flex-basis: calc(50% - 10px);
        border-right: none;
        border-bottom: 1px solid var(--vv-border);
        padding: 12px 8px !important;
    }
    .vv-root .control-column .control-group {
        padding: 0 !important;
        border-bottom: none;
    }
    .vv-root .control-group:last-child,
    .vv-root .control-column:last-child {
        border-bottom: none;
    }
    .vv-root .preview-stage {
        aspect-ratio: 1 / 1;
    }
    .vv-root .preview-info {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 560px) {
    .vv-root .control-group,
    .vv-root .control-column {
        flex-basis: 100%;
    }
}

@media (max-width: 900px) {
    .vv-root .group-export .btn-primary { width: 100%; }
    .vv-root .group-export .view-options { flex-wrap: wrap; }
    .vv-root .group-export .view-options .view-btn { flex: 0 1 auto; }
    .vv-root .group-export .interior-select-wrap { width: 100%; }
}