/**
 * GSDM Virtual Fitting - Frontend Master Stylesheet
 * 
 * Strict rule: All styling lives here. Zero inline CSS.
 */

/* -------------------------------------------------------------
 * 1. Single Product Page Trigger Button
 * ----------------------------------------------------------- */
.gsdm-vf-trigger-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-left: 10px;
    margin-top: 10px;
    margin-bottom: 10px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.2;
    color: #1e293b;
    background-color: #f1f5f9;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    cursor: pointer;
    vertical-align: middle;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.gsdm-vf-trigger-button:hover {
    background-color: #e2e8f0;
    border-color: #94a3b8;
    color: #0f172a;
    transform: translateY(-1px);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.08);
}

.gsdm-vf-trigger-button:active {
    transform: translateY(0);
}

.gsdm-vf-btn-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* -------------------------------------------------------------
 * 2. Modal Overlay & Dialog Container
 * ----------------------------------------------------------- */
.gsdm-vf-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    padding: 16px;
    box-sizing: border-box;
}

.gsdm-vf-modal-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.gsdm-vf-modal-container {
    background: #ffffff;
    border-radius: 14px;
    width: 100%;
    max-width: 980px;
    max-height: 92vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
    overflow: hidden;
    position: relative;
    transform: scale(0.97);
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.gsdm-vf-modal-overlay.is-open .gsdm-vf-modal-container {
    transform: scale(1);
}

/* -------------------------------------------------------------
 * 3. Modal Header
 * ----------------------------------------------------------- */
.gsdm-vf-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid #e2e8f0;
    background-color: #ffffff;
    z-index: 2;
}

.gsdm-vf-header-title-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    overflow: hidden;
}

.gsdm-vf-badge {
    background: #0284c7;
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 3px 8px;
    border-radius: 4px;
    white-space: nowrap;
}

.gsdm-vf-modal-title {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gsdm-vf-close-btn {
    background: transparent;
    border: none;
    font-size: 28px;
    line-height: 1;
    color: #64748b;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.gsdm-vf-close-btn:hover {
    color: #0f172a;
    background-color: #f1f5f9;
}

/* -------------------------------------------------------------
 * 4. Multi-View Selector Bar (Front, Left, Right)
 * ----------------------------------------------------------- */
.gsdm-vf-view-selector-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 24px;
    background: #f8fafc;
    border-bottom: 1px solid #e2e8f0;
    flex-wrap: wrap;
}

.gsdm-vf-selector-label {
    font-size: 13px;
    font-weight: 600;
    color: #475569;
}

.gsdm-vf-views-pills {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.gsdm-vf-view-pill {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    color: #334155;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 500;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.gsdm-vf-view-pill:hover {
    border-color: #94a3b8;
    background-color: #f1f5f9;
}

.gsdm-vf-view-pill.is-active {
    background: #0f172a;
    color: #ffffff;
    border-color: #0f172a;
    box-shadow: 0 2px 4px rgba(15, 23, 42, 0.15);
}

/* -------------------------------------------------------------
 * 5. Modal Body & Screens
 * ----------------------------------------------------------- */
.gsdm-vf-modal-body {
    flex: 1;
    overflow-y: auto;
    position: relative;
    background-color: #0f172a;
    min-height: 420px;
    display: flex;
    flex-direction: column;
}

.gsdm-vf-screen {
    width: 100%;
    height: 100%;
    flex: 1;
    display: flex;
}

.gsdm-vf-hidden {
    display: none !important;
}

/* -------------------------------------------------------------
 * 6. Step 1: Upload Screen & Dropzone
 * ----------------------------------------------------------- */
.gsdm-vf-screen-upload {
    background: #f8fafc;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.gsdm-vf-upload-dropzone {
    max-width: 520px;
    width: 100%;
    border: 2px dashed #94a3b8;
    border-radius: 12px;
    background: #ffffff;
    padding: 40px 30px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.gsdm-vf-upload-dropzone.is-dragover {
    border-color: #0284c7;
    background-color: #f0f9ff;
}

.gsdm-vf-dropzone-icon {
    width: 56px;
    height: 56px;
    color: #0284c7;
    background: #e0f2fe;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.gsdm-vf-dropzone-icon svg {
    width: 28px;
    height: 28px;
}

.gsdm-vf-dropzone-title {
    margin: 0 0 8px 0;
    font-size: 20px;
    font-weight: 700;
    color: #0f172a;
}

.gsdm-vf-dropzone-desc {
    margin: 0 0 20px 0;
    font-size: 14px;
    color: #64748b;
    max-width: 380px;
}

.gsdm-vf-upload-action-btn {
    background: #0f172a;
    color: #ffffff;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.15s ease;
}

.gsdm-vf-upload-action-btn:hover {
    background: #1e293b;
    color: #ffffff;
    transform: translateY(-1px);
}

.gsdm-vf-hidden-file-input {
    display: none !important;
}

.gsdm-vf-upload-hint {
    margin-top: 18px;
    font-size: 12px;
    color: #94a3b8;
}

/* -------------------------------------------------------------
 * 7. Step 2: Workbench & Canvas Viewport
 * ----------------------------------------------------------- */
.gsdm-vf-screen-workbench {
    display: flex;
    flex-direction: column;
    height: 100%;
}

@media (min-width: 768px) {
    .gsdm-vf-screen-workbench {
        flex-direction: row;
    }
}

.gsdm-vf-canvas-viewport {
    flex: 1;
    position: relative;
    background: #090d16;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    min-height: 380px;
    user-select: none;
    -webkit-user-select: none;
    touch-action: none;
}

#gsdm-vf-canvas {
    display: block;
    cursor: grab;
    max-width: 100%;
    max-height: 100%;
}

#gsdm-vf-canvas.is-dragging {
    cursor: grabbing;
}

.gsdm-vf-canvas-hint {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 23, 42, 0.7);
    color: #cbd5e1;
    font-size: 11px;
    padding: 6px 14px;
    border-radius: 20px;
    pointer-events: none;
    backdrop-filter: blur(4px);
    white-space: nowrap;
}

/* -------------------------------------------------------------
 * 8. Control Panel (Sidebar/Bottom Bar)
 * ----------------------------------------------------------- */
.gsdm-vf-controls-panel {
    background: #ffffff;
    border-top: 1px solid #e2e8f0;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

@media (min-width: 768px) {
    .gsdm-vf-controls-panel {
        width: 280px;
        border-top: none;
        border-left: 1px solid #e2e8f0;
        overflow-y: auto;
    }
}

.gsdm-vf-control-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.gsdm-vf-control-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    font-weight: 600;
    color: #334155;
}

.gsdm-vf-val-badge {
    font-size: 11px;
    background: #f1f5f9;
    color: #475569;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 600;
}

.gsdm-vf-slider-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.gsdm-vf-range {
    flex: 1;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: #e2e8f0;
    border-radius: 4px;
    outline: none;
}

.gsdm-vf-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #0f172a;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    transition: transform 0.1s ease;
}

.gsdm-vf-range::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.gsdm-vf-icon-btn,
.gsdm-vf-btn-compact {
    background: #f1f5f9;
    border: 1px solid #cbd5e1;
    border-radius: 4px;
    color: #334155;
    font-size: 13px;
    font-weight: 600;
    padding: 4px 8px;
    cursor: pointer;
    line-height: 1;
}

.gsdm-vf-icon-btn:hover,
.gsdm-vf-btn-compact:hover {
    background: #e2e8f0;
    color: #0f172a;
}

.gsdm-vf-control-actions-row {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 8px;
    border-top: 1px solid #f1f5f9;
}

.gsdm-vf-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: #f8fafc;
    border: 1px solid #cbd5e1;
    color: #334155;
    padding: 8px 12px;
    font-size: 13px;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.gsdm-vf-action-btn:hover {
    background: #f1f5f9;
    color: #0f172a;
    border-color: #94a3b8;
}

.gsdm-vf-action-btn svg {
    width: 16px;
    height: 16px;
    color: #64748b;
}

/* -------------------------------------------------------------
 * 9. Modal Footer
 * ----------------------------------------------------------- */
.gsdm-vf-modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    border-top: 1px solid #e2e8f0;
    background-color: #ffffff;
    flex-wrap: wrap;
    gap: 12px;
}

.gsdm-vf-footer-left {
    display: flex;
    align-items: center;
}

.gsdm-vf-privacy-note {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: #64748b;
}

.gsdm-vf-privacy-note svg {
    width: 14px;
    height: 14px;
    color: #10b981;
    flex-shrink: 0;
}

.gsdm-vf-footer-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.gsdm-vf-footer-close-btn {
    background: #f1f5f9;
    color: #475569;
    border: 1px solid #cbd5e1;
    padding: 10px 18px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
}

.gsdm-vf-footer-close-btn:hover {
    background: #e2e8f0;
    color: #1e293b;
}

.gsdm-vf-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #16a34a;
    color: #ffffff;
    border: 1px solid #15803d;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(22, 163, 74, 0.3);
    transition: all 0.15s ease;
}

.gsdm-vf-download-btn:hover {
    background: #15803d;
    color: #ffffff;
    box-shadow: 0 3px 6px rgba(22, 163, 74, 0.4);
    transform: translateY(-1px);
}

.gsdm-vf-download-btn svg {
    width: 16px;
    height: 16px;
}

/* -------------------------------------------------------------
 * 10. Responsive Adjustments
 * ----------------------------------------------------------- */
@media (max-width: 640px) {
    .gsdm-vf-modal-header {
        padding: 12px 16px;
    }

    .gsdm-vf-modal-title {
        font-size: 15px;
    }

    .gsdm-vf-view-selector-bar {
        padding: 8px 16px;
    }

    .gsdm-vf-modal-footer {
        padding: 12px 16px;
        flex-direction: column;
        align-items: stretch;
    }

    .gsdm-vf-footer-right {
        justify-content: flex-end;
    }

    .gsdm-vf-trigger-button {
        width: 100%;
        margin-left: 0;
    }
}