/* ==========================================================================
   Pink Studio - Modern Canvas Product Customizer Stylesheet
   ========================================================================== */

:root {
    --ps-bg-dark: #0f172a;
    --ps-bg-card: #1e293b;
    --ps-bg-panel: #ffffff;
    --ps-bg-subtle: #f8fafc;
    --ps-border: #e2e8f0;
    --ps-border-strong: #cbd5e1;
    --ps-text-main: #0f172a;
    --ps-text-muted: #64748b;
    --ps-primary: #ea580c;
    --ps-primary-hover: #c2410c;
    --ps-success: #15803d;
    --ps-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: var(--ps-font);
    background: #f1f5f9;
    color: var(--ps-text-main);
    -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   1. Header
   ========================================================================== */
.ps-header {
    height: 54px;
    background: #ffffff;
    border-bottom: 1px solid var(--ps-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    z-index: 100;
}

.ps-header-left, .ps-header-center, .ps-header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ps-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--ps-text-main);
}

.ps-logo-icon {
    width: 30px;
    height: 30px;
    background: var(--ps-primary);
    color: #ffffff;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 17px;
}

.ps-logo-text {
    font-size: 16px;
    font-weight: 800;
    letter-spacing: -0.3px;
}

.ps-badge {
    background: #fff7ed;
    color: var(--ps-primary);
    border: 1px solid #fed7aa;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 4px;
}

.ps-breadcrumbs {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--ps-text-muted);
    margin-left: 14px;
    border-left: 1px solid var(--ps-border);
    padding-left: 14px;
}

.ps-crumb.is-active {
    color: var(--ps-primary);
    font-weight: 800;
}

.ps-save-indicator {
    font-size: 11.5px;
    font-weight: 700;
    color: var(--ps-success);
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    padding: 3px 8px;
    border-radius: 12px;
}

/* ==========================================================================
   2. Buttons & Inputs
   ========================================================================== */
.ps-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-family: inherit;
    font-size: 12px;
    font-weight: 700;
    border-radius: 6px;
    padding: 6px 12px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.15s ease;
    text-decoration: none;
    white-space: nowrap;
}

.ps-btn-primary {
    background: var(--ps-primary);
    color: #ffffff;
    border-color: var(--ps-primary-hover);
}
.ps-btn-primary:hover {
    background: var(--ps-primary-hover);
}

.ps-btn-subtle {
    background: #ffffff;
    color: var(--ps-text-main);
    border: 1px solid var(--ps-border);
    border-radius: 6px;
    font-weight: 700;
}
.ps-btn-subtle:hover {
    background: #f8fafc;
    border-color: var(--ps-border-strong);
    color: var(--ps-text-main);
}

.ps-btn-icon {
    background: var(--ps-bg-subtle);
    border-color: var(--ps-border);
    color: var(--ps-text-main);
    padding: 6px 10px;
    font-size: 14px;
}

.ps-btn-danger {
    background: #fef2f2;
    color: #dc2626;
    border-color: #fca5a5;
}
.ps-btn-danger:hover {
    background: #fee2e2;
}

.ps-btn-mini {
    font-size: 10.5px;
    padding: 3px 8px;
    background: #ffffff;
    border-color: #cbd5e1;
    color: #0f172a;
}

.ps-upload-label {
    margin: 0;
}

/* ==========================================================================
   3. Workspace Grid Layout
   ========================================================================== */
.ps-workspace {
    display: flex;
    height: calc(100vh - 54px);
    width: 100%;
    overflow: hidden;
    position: relative;
}

.ps-panel {
    background: var(--ps-bg-panel);
    overflow-y: auto;
    overflow-x: hidden;
    flex-shrink: 0;
    z-index: 20;
}

.ps-panel-left {
    width: 290px;
    border-right: 1px solid var(--ps-border);
    display: flex;
    flex-direction: column;
}

.ps-panel-right {
    width: 330px;
    border-left: 1px solid var(--ps-border);
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
}

.ps-config-scroll-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
}

.ps-viewport-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #e2e8f0;
    position: relative;
    overflow: hidden;
}

/* ==========================================================================
   4. Left Panel Tools & Controls
   ========================================================================== */
.ps-tabs-nav {
    display: flex;
    border-bottom: 1px solid var(--ps-border);
    background: var(--ps-bg-subtle);
}

.ps-tab-btn {
    flex: 1;
    padding: 10px 6px;
    font-family: inherit;
    font-size: 12px;
    font-weight: 700;
    background: transparent;
    border: none;
    color: var(--ps-text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
}

.ps-tab-btn.is-active {
    color: var(--ps-primary);
    border-bottom-color: var(--ps-primary);
    background: #ffffff;
}

.ps-tab-pane {
    display: none;
    padding: 14px 16px;
    flex: 1;
}

.ps-tab-pane.is-active {
    display: block;
}

.ps-tool-section {
    margin-bottom: 18px;
}

.ps-section-title {
    display: block;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--ps-text-muted);
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.ps-tool-desc {
    font-size: 11.5px;
    color: var(--ps-text-muted);
    margin-bottom: 8px;
    line-height: 1.4;
}

.ps-btn-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}

.ps-tool-btn {
    background: #ffffff;
    border: 1px solid var(--ps-border);
    border-radius: 6px;
    padding: 7px 6px;
    font-size: 11px;
    font-weight: 700;
    color: var(--ps-text-main);
    cursor: pointer;
    transition: all 0.15s ease;
}

.ps-tool-btn:hover {
    background: #f1f5f9;
    border-color: var(--ps-border-strong);
}

.ps-slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.ps-slider-header label {
    font-size: 11.5px;
    font-weight: 700;
    color: #334155;
}

.ps-slider-val {
    font-size: 11px;
    font-weight: 800;
    color: var(--ps-text-muted);
}

.ps-slider {
    width: 100%;
    accent-color: var(--ps-primary);
    cursor: pointer;
    height: 5px;
}

.ps-slider-item {
    margin-bottom: 10px;
}

.ps-filter-pills {
    display: flex;
    gap: 4px;
    margin-bottom: 12px;
}

.ps-pill-btn {
    flex: 1;
    padding: 6px 4px;
    font-size: 11px;
    font-weight: 700;
    background: #ffffff;
    border: 1px solid var(--ps-border);
    border-radius: 6px;
    cursor: pointer;
    color: #475569;
    transition: all 0.15s ease;
}

.ps-pill-btn:hover {
    border-color: var(--ps-border-strong);
    background: #f8fafc;
    color: var(--ps-text-main);
}

.ps-pill-btn.is-active {
    background: #fff7ed;
    color: var(--ps-primary);
    border-color: var(--ps-primary);
    box-shadow: 0 0 0 1px var(--ps-primary);
    font-weight: 800;
}
.ps-collage-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.ps-collage-btn {
    background: #ffffff;
    border: 1px solid var(--ps-border);
    border-radius: 6px;
    padding: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 10.5px;
    font-weight: 700;
    color: #334155;
}

.ps-collage-btn.is-active {
    border-color: var(--ps-primary);
    background: #fff7ed;
    color: var(--ps-primary);
}

.ps-c-box {
    width: 44px;
    height: 32px;
    border: 1px solid #cbd5e1;
    border-radius: 3px;
    background: #e2e8f0;
}

.ps-c-split-v {
    display: flex;
    gap: 2px;
}
.ps-c-split-v div {
    flex: 1;
    background: #cbd5e1;
}

.ps-c-split-h {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.ps-c-split-h div {
    flex: 1;
    background: #cbd5e1;
}

.ps-c-three {
    display: flex;
    gap: 2px;
}
.ps-c-three div {
    flex: 1;
    background: #cbd5e1;
}

.ps-c-quad {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
}
.ps-c-quad div {
    background: #cbd5e1;
}

.ps-textarea, .ps-select {
    width: 100%;
    font-family: inherit;
    font-size: 12px;
    padding: 7px 10px;
    border-radius: 6px;
    border: 1px solid var(--ps-border-strong);
    background: #ffffff;
    margin-bottom: 10px;
}

.ps-form-row {
    margin-bottom: 10px;
}

.ps-form-row label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    color: #475569;
    margin-bottom: 4px;
}

.ps-color-picker-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ps-color-input {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    padding: 0;
}

.ps-checkbox-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 600;
    color: #334155;
    margin: 8px 0;
    cursor: pointer;
}

/* ==========================================================================
   5. Viewport Area (Center Stage)
   ========================================================================== */
.ps-view-modes-bar {
    height: 44px;
    background: #ffffff;
    border-bottom: 1px solid var(--ps-border);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 12px;
    z-index: 10;
}

.ps-view-mode-btn {
    background: #ffffff;
    border: 1px solid var(--ps-border);
    border-radius: 6px;
    padding: 5px 14px;
    font-family: inherit;
    font-size: 12px;
    font-weight: 700;
    color: #64748b;
    cursor: pointer;
    transition: all 0.15s ease;
}

.ps-view-mode-btn:hover {
    background: #f8fafc;
    border-color: var(--ps-border-strong);
    color: var(--ps-text-main);
}

.ps-view-mode-btn.is-active {
    background: var(--ps-primary);
    color: #ffffff;
    border-color: var(--ps-primary);
    box-shadow: 0 1px 3px rgba(234,88,12,0.25);
}

.ps-stage-container {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    user-select: none;
}

.ps-canvas-stage {
    display: block;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.15);
    background: #ffffff;
    border-radius: 2px;
}
/* Center Canvas Upload Trigger (Duplicate in Demo Photo Center) */
.ps-canvas-center-cta {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 35;
    pointer-events: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 16px 28px;
    border-radius: 12px;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.25);
    cursor: pointer;
    transition: all 0.25s ease;
}
.ps-canvas-center-cta.is-user-uploaded {
    display: none !important;
}
.ps-btn-center-upload {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--ps-primary, #f26522);
    color: #ffffff;
    font-size: 15px;
    font-weight: 700;
    padding: 12px 24px;
    border-radius: 8px;
    border: 2px solid #ffffff;
    box-shadow: 0 6px 20px rgba(242, 101, 34, 0.45);
    cursor: pointer;
    transition: all 0.2s ease;
}
.ps-btn-center-upload:hover {
    background: var(--ps-primary-hover, #e05514);
    transform: scale(1.04);
}
.ps-center-upload-sub {
    font-size: 11.5px;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}


.ps-stage-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

#ps-3d-stage {
    background: radial-gradient(circle at 50% 40%, #ffffff 0%, #f1f5f9 65%, #e2e8f0 100%);
    overflow: hidden;
}

#ps-3d-webgl-container {
    width: 100%;
    height: 100%;
    position: relative;
    cursor: grab;
}
#ps-3d-webgl-container:active {
    cursor: grabbing;
}

.ps-3d-hint {
    position: absolute;
    bottom: 40px;
    background: rgba(15, 23, 42, 0.85);
    color: #ffffff;
    font-size: 11px;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    backdrop-filter: blur(4px);
}

/* Room Mockup */
.ps-room-scene {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    cursor: default;
    transition: transform 0.06s ease-out;
}
.ps-room-wall {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 70%;
    background: #ece7de;
    transition: background 0.3s ease;
}

.ps-room-furniture {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 38%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="1400" height="400" viewBox="0 0 1400 400"><rect x="0" y="320" width="1400" height="80" fill="%23d8cbb8"/><path d="M 280 240 Q 700 200 1120 240 L 1150 340 L 250 340 Z" fill="%23f4ede4" stroke="%23e3dacd" stroke-width="2"/><rect x="360" y="160" width="680" height="110" rx="20" fill="%23eae1d5"/><rect x="420" y="270" width="560" height="70" rx="15" fill="%23e4dacb"/></svg>') bottom center no-repeat;
    background-size: cover;
    pointer-events: none;
}

.ps-room-canvas-holder {
    position: relative;
    z-index: 5;
    margin-bottom: 120px;
    transition: all 0.3s ease;
}

.ps-room-canvas-holder canvas {
    box-shadow: 0 16px 38px rgba(0, 0, 0, 0.28);
    display: block;
}

.ps-room-controls {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.95);
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--ps-border);
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 10;
    box-shadow: 0 4px 14px rgba(0,0,0,0.06);
}

.ps-room-presets {
    display: flex;
    gap: 4px;
}

.ps-room-preset-btn {
    font-size: 10px;
    font-weight: 700;
    padding: 3px 6px;
    border: 1px solid var(--ps-border);
    background: #fff;
    border-radius: 4px;
    cursor: pointer;
}

.ps-room-preset-btn.is-active {
    background: #0f172a;
    color: #fff;
}

.ps-wall-color-picker {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 700;
}

.ps-room-zoom-bar {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    background: #f8fafc;
    border: 1px solid var(--ps-border);
    border-radius: 6px;
    padding: 2px 4px;
}

.ps-room-zoom-val {
    font-size: 10.5px;
    font-weight: 700;
    color: #334155;
    min-width: 34px;
    text-align: center;
    user-select: none;
}

.ps-wall-color-picker input {
    width: 22px;
    height: 22px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

/* Quick Slot Action Popup (Click collage zone to change photo) */
.ps-slot-quick-action {
    position: fixed;
    z-index: 10000;
    background: rgba(15, 23, 42, 0.95);
    color: #ffffff;
    padding: 8px 12px;
    border-radius: 8px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: none;
    min-width: 220px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    animation: psFadeIn 0.12s ease-out;
}
.ps-sqa-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-size: 11px;
    font-weight: 700;
    color: #cbd5e1;
}
.ps-sqa-close {
    background: none;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    font-size: 13px;
    line-height: 1;
    padding: 2px 4px;
}
.ps-sqa-close:hover {
    color: #ffffff;
}
.ps-sqa-actions {
    display: flex;
    gap: 6px;
    align-items: center;
}
.ps-sqa-btn {
    font-size: 11px !important;
    padding: 6px 10px !important;
    border-radius: 5px !important;
}

/* Auto-detect Notification Toast */
.ps-autodetect-toast {
    position: fixed;
    bottom: 54px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 23, 42, 0.95);
    color: #ffffff;
    padding: 10px 20px;
    border-radius: 24px;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
    z-index: 10000;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.22);
    display: none;
    animation: psFadeIn 0.2s ease-out;
}

/* Viewport Footer Info */
.ps-viewport-footer-info {
    position: absolute;
    bottom: 10px;
    left: 14px;
    right: 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    pointer-events: none;
}

.ps-ppi-badge {
    background: #f8fafc;
    border: 1px solid var(--ps-border-strong);
    padding: 7px 12px;
    border-radius: 6px;
    font-size: 11.5px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    transition: all 0.2s ease;
}

.ps-ppi-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
    flex-shrink: 0;
}

.ps-ppi-badge.is-good {
    background: #f0fdf4;
    border-color: #86efac;
    color: #166534;
}
.ps-ppi-badge.is-good .ps-ppi-dot { background: #16a34a; }

.ps-ppi-badge.is-warning {
    background: #fffbeb;
    border-color: #fde68a;
    color: #92400e;
}
.ps-ppi-badge.is-warning .ps-ppi-dot { background: #d97706; }

.ps-ppi-badge.is-bad {
    background: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}
.ps-ppi-badge.is-bad .ps-ppi-dot { background: #dc2626; }

.ps-scale-info {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--ps-border);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    color: #475569;
}

/* ==========================================================================
   6. Right Panel: Configuration & Ordering
   ========================================================================== */
.ps-config-header {
    padding: 14px 16px;
    border-bottom: 1px solid var(--ps-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ps-config-title {
    font-size: 14px;
    font-weight: 800;
    color: var(--ps-text-main);
}

.ps-active-size-tag {
    font-size: 11.5px;
    font-weight: 800;
    color: var(--ps-primary);
    background: #fff7ed;
    border: 1px solid #fed7aa;
    padding: 2px 8px;
    border-radius: 12px;
}

.ps-config-section {
    padding: 14px 16px;
    border-bottom: 1px solid var(--ps-border);
}

.ps-config-section-title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    font-weight: 800;
    color: var(--ps-text-main);
    margin-bottom: 10px;
}

.ps-step-num {
    font-size: 10.5px;
    background: #0f172a;
    color: #ffffff;
    padding: 1px 5px;
    border-radius: 4px;
    font-weight: 800;
}

.ps-aspect-tabs {
    display: flex;
    background: #f1f5f9;
    padding: 2px;
    border-radius: 6px;
    margin-bottom: 10px;
}

.ps-aspect-btn {
    flex: 1;
    border: none;
    background: transparent;
    padding: 5px 2px;
    font-family: inherit;
    font-size: 11px;
    font-weight: 700;
    color: #64748b;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.ps-aspect-btn:hover {
    color: var(--ps-text-main);
}

.ps-aspect-btn.is-active {
    background: #ffffff;
    color: var(--ps-primary);
    font-weight: 800;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.ps-size-selector-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
}

.ps-size-btn {
    background: #ffffff;
    border: 1px solid var(--ps-border);
    border-radius: 6px;
    padding: 8px 4px;
    text-align: center;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.15s ease;
}

.ps-size-btn:hover {
    border-color: var(--ps-border-strong);
    background: #f8fafc;
}

.ps-size-btn.is-active {
    border-color: var(--ps-primary);
    background: #fff7ed;
    color: var(--ps-primary);
    box-shadow: 0 0 0 1px var(--ps-primary);
}

.ps-size-dim {
    display: block;
    font-size: 11px;
    font-weight: 800;
}

.ps-size-price {
    display: block;
    font-size: 10px;
    color: var(--ps-text-muted);
    margin-top: 1px;
}

.ps-size-btn.is-active .ps-size-price {
    color: var(--ps-primary);
    font-weight: 700;
}

.ps-option-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ps-frame-choices {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 6px !important;
}
.ps-frame-choices .ps-option-card {
    text-align: center !important;
    padding: 10px 4px !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    min-height: 52px !important;
}
.ps-frame-choices .ps-opt-title {
    font-size: 13px !important;
    font-weight: 800 !important;
    margin-bottom: 2px !important;
}
.ps-frame-choices .ps-opt-desc {
    font-size: 9.5px !important;
    color: #64748b !important;
    line-height: 1.25 !important;
    margin-top: 0 !important;
}

.ps-option-card {
    border: 1px solid var(--ps-border);
    border-radius: 6px;
    padding: 8px 10px;
    cursor: pointer;
    background: #ffffff;
    transition: all 0.15s ease;
}

.ps-option-card.is-active {
    border-color: var(--ps-primary);
    background: #fff7ed;
}

.ps-opt-title {
    font-size: 11.5px;
    font-weight: 800;
    color: #0f172a;
}

.ps-option-card.is-active .ps-opt-title {
    color: var(--ps-primary);
}

.ps-opt-desc {
    font-size: 10.5px;
    color: var(--ps-text-muted);
    margin-top: 2px;
    line-height: 1.35;
}

.ps-edge-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.ps-edge-btn {
    border: 1px solid var(--ps-border);
    background: #ffffff;
    border-radius: 6px;
    padding: 6px 9px;
    font-family: inherit;
    font-size: 11px;
    font-weight: 700;
    color: #475569;
    cursor: pointer;
    transition: all 0.15s ease;
}

.ps-edge-btn:hover {
    border-color: var(--ps-border-strong);
    background: #f8fafc;
    color: var(--ps-text-main);
}

.ps-edge-btn.is-active {
    background: #fff7ed;
    color: var(--ps-primary);
    border-color: var(--ps-primary);
    box-shadow: 0 0 0 1px var(--ps-primary);
    font-weight: 800;
}

.ps-edge-note {
    font-size: 10.5px;
    color: var(--ps-text-muted);
    margin-top: 8px;
    line-height: 1.4;
    background: #f8fafc;
    padding: 6px 8px;
    border-radius: 4px;
    border: 1px solid var(--ps-border);
}

/* Checkout Strip */
.ps-checkout-strip {
    background: #ffffff;
    border-top: 2px solid var(--ps-border);
    padding: 14px 16px;
    position: sticky;
    bottom: 0;
    z-index: 50;
    box-shadow: 0 -4px 14px rgba(0, 0, 0, 0.05);
}
.ps-price-box {
    margin-bottom: 10px;
}

.ps-price-label {
    font-size: 11px;
    color: var(--ps-text-muted);
    font-weight: 600;
}

.ps-price-value {
    font-size: 22px;
    font-weight: 900;
    color: var(--ps-primary);
    line-height: 1.2;
}

.ps-lead-time {
    font-size: 11px;
    color: var(--ps-success);
    font-weight: 700;
    margin-top: 2px;
}

.ps-btn-order {
    width: 100%;
    padding: 12px;
    font-size: 14px;
    background: var(--ps-primary);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 14px rgba(234, 88, 12, 0.35);
}

.ps-btn-order:hover {
    background: var(--ps-primary-hover);
}

/* Mobile Nav Strictly Hidden on Desktop */
.ps-mobile-nav {
    display: none !important;
}

/* ==========================================================================
   7. Mobile Responsive (< 900px) - App-Like Studio Experience
   ========================================================================== */
@media (max-width: 900px) {
    html, body {
        height: 100%;
        height: 100dvh;
        overflow: hidden;
        position: fixed;
    }

    .ps-header {
        height: 46px;
        padding: 0 10px;
        flex-shrink: 0;
    }
    .ps-breadcrumbs,
    .ps-header-center,
    .ps-save-indicator,
    #ps-btn-fullscreen {
        display: none !important;
    }
    .ps-logo-text {
        font-size: 14.5px;
    }
    .ps-workspace {
        display: flex;
        flex-direction: column;
        height: calc(100dvh - 46px);
        overflow: hidden;
        position: relative;
    }

    /* Pinned Top Viewport (~44dvh) - Canvas always visible */
    .ps-viewport-area {
        flex: 0 0 44dvh;
        height: 44dvh;
        max-height: 44dvh;
        min-height: 240px;
        order: 1;
        position: relative;
        overflow: hidden;
        border-bottom: 1px solid var(--ps-border);
        background: #e2e8f0;
    }

    /* Mobile Tab Bar Below Canvas */
    .ps-mobile-nav {
        order: 2;
        display: flex !important;
        height: 50px;
        flex-shrink: 0;
        background: #ffffff;
        border-bottom: 1px solid var(--ps-border);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 4px 6px;
        gap: 4px;
        z-index: 50;
    }
    .ps-mobile-nav::-webkit-scrollbar {
        display: none;
    }

    .ps-m-tab-btn {
        flex: 1;
        min-width: 50px;
        border: 1px solid var(--ps-border);
        background: #f8fafc;
        border-radius: 6px;
        padding: 4px 2px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2px;
        cursor: pointer;
        font-family: inherit;
        transition: all 0.15s ease;
        color: #334155;
    }
    .ps-m-tab-btn.is-active {
        background: #0f172a !important;
        color: #ffffff !important;
        border-color: #0f172a !important;
    }
    .ps-m-icon {
        font-size: 13px;
        line-height: 1;
    }
    .ps-m-label {
        font-size: 9.5px;
        font-weight: 700;
        line-height: 1.1;
    }

    .ps-view-modes-bar {
        height: 36px;
        padding: 0 6px;
        gap: 4px;
    }
    .ps-view-mode-btn {
        padding: 3px 8px;
        font-size: 11px;
    }

    .ps-viewport-footer-info {
        bottom: 6px;
        left: 8px;
        right: 8px;
    }
    .ps-ppi-badge,
    .ps-scale-info {
        font-size: 10px;
        padding: 2px 7px;
    }

    /* Active Tool Drawer Panels */
    .ps-panel-left,
    .ps-panel-right {
        width: 100%;
        border: none;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 74px;
    }
    .ps-panel-right {
        order: 3;
        flex: 1;
        background: #ffffff;
    }
    .ps-panel-left {
        order: 3;
        flex: 1;
        background: #ffffff;
    }
    .ps-config-header {
        display: none;
    }

    /* Responsive Section Toggling Based on Active Tab */
    .ps-workspace[data-m-active="size"] .ps-panel-left { display: none !important; }
    .ps-workspace[data-m-active="size"] .ps-panel-right { display: flex !important; }
    .ps-workspace[data-m-active="size"] .ps-config-section { display: none !important; }
    .ps-workspace[data-m-active="size"] #ps-section-size { display: block !important; }

    .ps-workspace[data-m-active="frame"] .ps-panel-left { display: none !important; }
    .ps-workspace[data-m-active="frame"] .ps-panel-right { display: flex !important; }
    .ps-workspace[data-m-active="frame"] .ps-config-section { display: none !important; }
    .ps-workspace[data-m-active="frame"] #ps-section-frame,
    .ps-workspace[data-m-active="frame"] #ps-section-material { display: block !important; }

    .ps-workspace[data-m-active="edges"] .ps-panel-left { display: none !important; }
    .ps-workspace[data-m-active="edges"] .ps-panel-right { display: flex !important; }
    .ps-workspace[data-m-active="edges"] .ps-config-section { display: none !important; }
    .ps-workspace[data-m-active="edges"] #ps-section-edges { display: block !important; }

    .ps-workspace[data-m-active="photo"] .ps-panel-right .ps-config-scroll-body { display: none !important; }
    .ps-workspace[data-m-active="photo"] .ps-panel-left { display: block !important; }
    .ps-workspace[data-m-active="photo"] .ps-tabs-nav { display: none !important; }
    .ps-workspace[data-m-active="photo"] #ps-pane-photo { display: block !important; }
    .ps-workspace[data-m-active="photo"] #ps-pane-collage,
    .ps-workspace[data-m-active="photo"] #ps-pane-text { display: none !important; }

    .ps-workspace[data-m-active="text"] .ps-panel-right .ps-config-scroll-body { display: none !important; }
    .ps-workspace[data-m-active="text"] .ps-panel-left { display: block !important; }
    .ps-workspace[data-m-active="text"] .ps-tabs-nav { display: none !important; }
    .ps-workspace[data-m-active="text"] #ps-pane-text { display: block !important; }
    .ps-workspace[data-m-active="text"] #ps-pane-photo,
    .ps-workspace[data-m-active="text"] #ps-pane-collage { display: none !important; }

    .ps-workspace[data-m-active="collage"] .ps-panel-right .ps-config-scroll-body { display: none !important; }
    .ps-workspace[data-m-active="collage"] .ps-panel-left { display: block !important; }
    .ps-workspace[data-m-active="collage"] .ps-tabs-nav { display: none !important; }
    .ps-workspace[data-m-active="collage"] #ps-pane-collage { display: block !important; }
    .ps-workspace[data-m-active="collage"] #ps-pane-photo,
    .ps-workspace[data-m-active="collage"] #ps-pane-text { display: none !important; }

    /* Sticky Bottom Checkout Strip */
    .ps-checkout-strip {
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        height: 60px !important;
        background: #ffffff !important;
        border-top: 1px solid var(--ps-border-strong) !important;
        padding: 8px 14px !important;
        padding-bottom: max(8px, env(safe-area-inset-bottom)) !important;
        box-shadow: 0 -4px 18px rgba(15, 23, 42, 0.12) !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        z-index: 999 !important;
    }
    .ps-price-box {
        margin-bottom: 0;
    }
    .ps-price-value {
        font-size: 19px;
    }
    .ps-btn-order {
        width: auto;
        min-width: 155px;
        padding: 10px 18px;
        font-size: 13.5px;
    }
}

/* Lock and Shake Blink Styles */
@keyframes psLockShakeBlink {
    0%, 100% {
        transform: scale(1) translateX(0);
        box-shadow: 0 0 0 rgba(239, 68, 68, 0);
    }
    15%, 45%, 75% {
        transform: scale(1.15) translateX(-4px);
        background: #ef4444 !important;
        color: #ffffff !important;
        border-color: #b91c1c !important;
        box-shadow: 0 0 20px rgba(239, 68, 68, 0.95), 0 0 35px rgba(239, 68, 68, 0.6) !important;
    }
    30%, 60% {
        transform: scale(1.15) translateX(4px);
        background: #dc2626 !important;
        color: #ffffff !important;
        border-color: #991b1b !important;
        box-shadow: 0 0 24px rgba(239, 68, 68, 1), 0 0 40px rgba(239, 68, 68, 0.7) !important;
    }
}

.ps-lock-blinking {
    animation: psLockShakeBlink 0.7s ease-in-out !important;
    z-index: 99999 !important;
}

.ps-btn-workspace-lock {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid var(--ps-border);
    background: #ffffff;
    color: #64748b;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.ps-btn-workspace-lock:hover {
    border-color: var(--ps-border-strong);
    color: var(--ps-text-main);
}
.ps-btn-workspace-lock.is-unlocked {
    background: #fff7ed !important;
    color: var(--ps-primary) !important;
    border-color: var(--ps-primary) !important;
    box-shadow: 0 0 0 1px var(--ps-primary), 0 2px 8px rgba(234, 88, 12, 0.15) !important;
}
.ps-btn-workspace-lock.is-locked {
    background: #ffffff !important;
    color: #64748b !important;
    border-color: var(--ps-border) !important;
}

.ps-lock-toast {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    background: rgba(15, 23, 42, 0.95);
    color: #ffffff;
    padding: 10px 20px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(239, 68, 68, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    cursor: pointer;
    pointer-events: auto;
    animation: psToastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    transition: opacity 0.3s ease, transform 0.3s ease;
}
@keyframes psToastIn {
    from {
        opacity: 0;
        transform: translate(-50%, -10px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0) scale(1);
    }
}

/* Language Switcher in Studio Header */
.ps-lang-dropdown-item:hover {
    background: #f1f5f9 !important;
}
.ps-lang-dropdown-item.is-active {
    background: #fdf2f8 !important;
    color: #be185d !important;
}