/* ==========================================================================
   Bizsage Virtual Try-On — Modal Styles
   Pure black & white scheme, glass morphism, mobile responsive
   ========================================================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
    --tryon-bg: #ffffff;
    --tryon-bg-glass: rgba(255, 255, 255, 0.85);
    --tryon-text: #000000;
    --tryon-text-muted: rgba(0, 0, 0, 0.5);
    --tryon-border: rgba(0, 0, 0, 0.1);
    --tryon-border-strong: rgba(0, 0, 0, 0.2);
    --tryon-backdrop: rgba(0, 0, 0, 0.6);
    --tryon-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
    --tryon-radius: 16px;
    --tryon-radius-sm: 8px;
    --tryon-radius-xs: 4px;
    --tryon-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --tryon-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

/* ---------- Dark Mode ---------- */
.dark,
body.dark,
html.dark {
    --tryon-bg: #000000;
    --tryon-bg-glass: rgba(0, 0, 0, 0.85);
    --tryon-text: #ffffff;
    --tryon-text-muted: rgba(255, 255, 255, 0.5);
    --tryon-border: rgba(255, 255, 255, 0.1);
    --tryon-border-strong: rgba(255, 255, 255, 0.2);
    --tryon-backdrop: rgba(0, 0, 0, 0.8);
    --tryon-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
}

/* ---------- No Scroll ---------- */
.bizsage-tryon-no-scroll {
    overflow: hidden !important;
}

/* ==========================================================================
   Modal Overlay
   ========================================================================== */

.bizsage-tryon-modal {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--tryon-transition), visibility var(--tryon-transition);
    font-family: var(--tryon-font);
}

.bizsage-tryon-modal--visible {
    opacity: 1;
    visibility: visible;
}

/* ---------- Backdrop ---------- */

.bizsage-tryon-modal__backdrop {
    position: absolute;
    inset: 0;
    background: var(--tryon-backdrop);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: opacity var(--tryon-transition);
}

.bizsage-tryon-modal--visible .bizsage-tryon-modal__backdrop {
    opacity: 1;
}

/* ---------- Container (Glass Morphism) ---------- */

.bizsage-tryon-modal__container {
    position: relative;
    width: 100%;
    max-width: 1200px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    background: var(--tryon-bg-glass);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--tryon-border);
    border-radius: var(--tryon-radius);
    box-shadow: var(--tryon-shadow);
    overflow: hidden;
    transform: translateY(20px) scale(0.97);
    transition: transform var(--tryon-transition);
    color: var(--tryon-text);
}

.bizsage-tryon-modal--visible .bizsage-tryon-modal__container {
    transform: translateY(0) scale(1);
}

/* ---------- Header ---------- */

.bizsage-tryon-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid var(--tryon-border);
    flex-shrink: 0;
}

.bizsage-tryon-modal__title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--tryon-text);
}

.bizsage-tryon-modal__title svg {
    flex-shrink: 0;
    opacity: 0.7;
}

.bizsage-tryon-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: 1px solid var(--tryon-border);
    border-radius: 50%;
    background: transparent;
    color: var(--tryon-text);
    cursor: pointer;
    transition: background var(--tryon-transition), border-color var(--tryon-transition);
}

.bizsage-tryon-close:hover {
    background: var(--tryon-text);
    color: var(--tryon-bg);
    border-color: var(--tryon-text);
}

.bizsage-tryon-close svg {
    width: 18px;
    height: 18px;
}

/* ---------- Body Layout ---------- */

.bizsage-tryon-modal__body {
    display: flex;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* ---------- Camera View ---------- */

.bizsage-tryon-modal__camera {
    position: relative;
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    overflow: hidden;
}

.bizsage-tryon-modal__camera video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bizsage-tryon-modal__camera canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: auto;
    cursor: grab;
}

.bizsage-tryon-modal__camera canvas:active {
    cursor: grabbing;
}

/* ---------- Error ---------- */

.bizsage-tryon-modal__error {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px;
    text-align: center;
    background: rgba(0, 0, 0, 0.85);
    color: #ffffff;
    font-size: 14px;
    line-height: 1.6;
    z-index: 10;
}

/* ---------- Camera Controls ---------- */

.bizsage-tryon-modal__controls {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 40px;
    z-index: 5;
}

.bizsage-tryon-control-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: #ffffff;
    cursor: pointer;
    transition: background var(--tryon-transition);
}

.bizsage-tryon-control-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.bizsage-tryon-control-btn:active {
    background: rgba(255, 255, 255, 0.25);
}

.bizsage-tryon-control-btn svg {
    width: 20px;
    height: 20px;
}

/* ---------- Sidebar ---------- */

.bizsage-tryon-modal__sidebar {
    width: 340px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    border-left: 1px solid var(--tryon-border);
    background: var(--tryon-bg);
}

.bizsage-tryon-modal__sidebar::-webkit-scrollbar {
    width: 4px;
}

.bizsage-tryon-modal__sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.bizsage-tryon-modal__sidebar::-webkit-scrollbar-thumb {
    background: var(--tryon-border-strong);
    border-radius: 4px;
}

/* ---------- Product Info ---------- */

.bizsage-tryon-modal__product-info {
    padding: 20px 24px;
    border-bottom: 1px solid var(--tryon-border);
}

.bizsage-tryon-modal__product-name {
    margin: 0 0 6px 0;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.3;
    color: var(--tryon-text);
    letter-spacing: -0.02em;
}

.bizsage-tryon-modal__product-price {
    margin: 0;
    font-size: 15px;
    font-weight: 500;
    color: var(--tryon-text);
}

/* ---------- Gallery ---------- */

.bizsage-tryon-modal__gallery {
    padding: 20px 24px;
    border-bottom: 1px solid var(--tryon-border);
}

.bizsage-tryon-modal__gallery h4 {
    margin: 0 0 12px 0;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--tryon-text-muted);
}

.bizsage-tryon-modal__gallery-grid {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}

.bizsage-tryon-modal__gallery-grid::-webkit-scrollbar {
    height: 3px;
}

.bizsage-tryon-modal__gallery-grid::-webkit-scrollbar-track {
    background: transparent;
}

.bizsage-tryon-modal__gallery-grid::-webkit-scrollbar-thumb {
    background: var(--tryon-border-strong);
    border-radius: 3px;
}

.bizsage-tryon-gallery-thumb {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    border-radius: var(--tryon-radius-sm);
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    scroll-snap-align: start;
    transition: border-color var(--tryon-transition), transform var(--tryon-transition);
    background: var(--tryon-bg);
}

.bizsage-tryon-gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.bizsage-tryon-gallery-thumb:hover {
    transform: scale(1.05);
}

.bizsage-tryon-gallery-thumb.active {
    border-color: var(--tryon-text);
}

/* ---------- Overlay / Warp Controls ---------- */

.bizsage-tryon-modal__overlay-controls,
.bizsage-tryon-modal__warp-controls {
    padding: 20px 24px;
    border-bottom: 1px solid var(--tryon-border);
}

.bizsage-tryon-modal__overlay-controls h4,
.bizsage-tryon-modal__warp-controls h4 {
    margin: 0 0 14px 0;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--tryon-text-muted);
}

.bizsage-tryon-slider-group {
    margin-bottom: 16px;
}

.bizsage-tryon-slider-group:last-of-type {
    margin-bottom: 12px;
}

.bizsage-tryon-slider-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--tryon-text);
}

/* ---------- Custom Range Slider ---------- */

.bizsage-tryon-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: var(--tryon-border-strong);
    outline: none;
    cursor: pointer;
}

.bizsage-tryon-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--tryon-text);
    border: 2px solid var(--tryon-bg);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: transform var(--tryon-transition);
}

.bizsage-tryon-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.bizsage-tryon-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--tryon-text);
    border: 2px solid var(--tryon-bg);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    cursor: pointer;
}

/* ---------- Buttons ---------- */

.bizsage-tryon-btn,
.bizsage-tryon-btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    border: none;
    border-radius: var(--tryon-radius-sm);
    font-family: var(--tryon-font);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--tryon-transition), color var(--tryon-transition), border-color var(--tryon-transition), transform 0.15s ease;
    white-space: nowrap;
}

.bizsage-tryon-btn:active {
    transform: scale(0.97);
}

.bizsage-tryon-btn--primary {
    background: #000000;
    color: #ffffff;
}

.bizsage-tryon-btn--primary:hover {
    background: #222222;
}

.dark .bizsage-tryon-btn--primary {
    background: #ffffff;
    color: #000000;
}

.dark .bizsage-tryon-btn--primary:hover {
    background: #e5e5e5;
}

.bizsage-tryon-btn--outline {
    background: transparent;
    color: var(--tryon-text);
    border: 1px solid var(--tryon-border-strong);
}

.bizsage-tryon-btn--outline:hover {
    background: var(--tryon-text);
    color: var(--tryon-bg);
    border-color: var(--tryon-text);
}

.bizsage-tryon-btn--success {
    background: #000000;
    color: #ffffff;
}

.dark .bizsage-tryon-btn--success {
    background: #ffffff;
    color: #000000;
}

.bizsage-tryon-btn-outline {
    background: transparent;
    color: var(--tryon-text);
    border: 1px solid var(--tryon-border-strong);
}

.bizsage-tryon-btn-outline:hover {
    background: var(--tryon-text);
    color: var(--tryon-bg);
    border-color: var(--tryon-text);
}

/* ---------- Actions ---------- */

.bizsage-tryon-modal__actions {
    padding: 20px 24px;
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.bizsage-tryon-modal__actions .bizsage-tryon-btn {
    width: 100%;
    padding: 14px 18px;
    font-size: 15px;
}

/* ==========================================================================
   Mobile Responsive — Breakpoint at 768px
   ========================================================================== */

@media (max-width: 768px) {
    .bizsage-tryon-modal {
        padding: 0;
        align-items: stretch;
    }

    .bizsage-tryon-modal__container {
        max-width: 100%;
        max-height: 100vh;
        height: 100vh;
        border-radius: 0;
        border: none;
        transform: translateY(100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .bizsage-tryon-modal--visible .bizsage-tryon-modal__container {
        transform: translateY(0);
    }

    .bizsage-tryon-modal__body {
        flex-direction: column;
        overflow-y: auto;
    }

    .bizsage-tryon-modal__camera {
        min-height: 50vh;
        flex: none;
    }

    .bizsage-tryon-modal__sidebar {
        width: 100%;
        border-left: none;
        border-top: 1px solid var(--tryon-border);
        flex: 1;
    }

    .bizsage-tryon-modal__header {
        padding: 14px 16px;
    }

    .bizsage-tryon-modal__title {
        font-size: 15px;
    }

    .bizsage-tryon-modal__product-info {
        padding: 16px;
    }

    .bizsage-tryon-modal__product-name {
        font-size: 16px;
    }

    .bizsage-tryon-modal__gallery {
        padding: 16px;
    }

    .bizsage-tryon-modal__gallery-grid {
        gap: 6px;
    }

    .bizsage-tryon-gallery-thumb {
        width: 56px;
        height: 56px;
    }

    .bizsage-tryon-modal__overlay-controls,
    .bizsage-tryon-modal__warp-controls {
        padding: 16px;
    }

    .bizsage-tryon-modal__actions {
        padding: 16px;
    }

    .bizsage-tryon-modal__controls {
        bottom: 12px;
        padding: 6px 10px;
        gap: 4px;
    }

    .bizsage-tryon-control-btn {
        width: 36px;
        height: 36px;
    }

    .bizsage-tryon-control-btn svg {
        width: 18px;
        height: 18px;
    }
}

/* ==========================================================================
   Small Phones — Breakpoint at 400px
   ========================================================================== */

@media (max-width: 400px) {
    .bizsage-tryon-modal__camera {
        min-height: 40vh;
    }

    .bizsage-tryon-modal__header {
        padding: 12px 14px;
    }

    .bizsage-tryon-modal__product-info,
    .bizsage-tryon-modal__gallery,
    .bizsage-tryon-modal__overlay-controls,
    .bizsage-tryon-modal__warp-controls,
    .bizsage-tryon-modal__actions {
        padding: 12px 14px;
    }

    .bizsage-tryon-gallery-thumb {
        width: 48px;
        height: 48px;
    }
}

/* ==========================================================================
   Tablets — Landscape / Wider screens
   ========================================================================== */

@media (min-width: 769px) and (max-width: 1024px) {
    .bizsage-tryon-modal__sidebar {
        width: 280px;
    }

    .bizsage-tryon-gallery-thumb {
        width: 56px;
        height: 56px;
    }
}

/* ==========================================================================
   Print — Hide modal on print
   ========================================================================== */

@media print {
    .bizsage-tryon-modal {
        display: none !important;
    }
}

/* ==========================================================================
   Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    .bizsage-tryon-modal,
    .bizsage-tryon-modal__container,
    .bizsage-tryon-close,
    .bizsage-tryon-gallery-thumb,
    .bizsage-tryon-slider::-webkit-slider-thumb,
    .bizsage-tryon-btn,
    .bizsage-tryon-control-btn {
        transition-duration: 0.01ms !important;
    }
}

/* ==========================================================================
   Focus Visible — Accessibility
   ========================================================================== */

.bizsage-tryon-close:focus-visible,
.bizsage-tryon-control-btn:focus-visible,
.bizsage-tryon-btn:focus-visible,
.bizsage-tryon-btn-outline:focus-visible,
.bizsage-tryon-gallery-thumb:focus-visible,
.bizsage-tryon-slider:focus-visible {
    outline: 2px solid var(--tryon-text);
    outline-offset: 2px;
}