/**
 * AR Viewer — styly
 * Verze 3.0 — s fotomontáží
 */

/* ============================================
   3D MODEL — kontejner
   ============================================ */

.arviewer-model-wrapper {
    margin: 20px 0;
    padding: 0;
    background: transparent;
    position: relative;
}

.arviewer-section-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 12px 0;
    color: #333;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.arviewer-model-container {
    position: relative;
    width: 100%;
    border-radius: 8px;
    overflow: hidden;
}

.arviewer-model {
    width: 100%;
    height: 450px;
    background: #fafafa;
    border-radius: 8px;
    border: 1px solid #e5e5e5;
    --poster-color: #fafafa;
    --progress-bar-color: #ff6b35;
    --progress-bar-height: 3px;
    position: relative;
    overflow: hidden;
    display: block;
}

/* Fullscreen */
.arviewer-model-container.arviewer-is-fullscreen {
    background: #1a1a1a;
}

.arviewer-model-container:fullscreen,
.arviewer-model-container:-webkit-full-screen {
    background: #1a1a1a;
    padding: 0;
}

.arviewer-model-container:fullscreen .arviewer-model,
.arviewer-model-container:-webkit-full-screen .arviewer-model,
.arviewer-model-container.arviewer-is-fullscreen .arviewer-model {
    height: 100vh;
    border: none;
    border-radius: 0;
}

/* ============================================
   PANEL ÚHLŮ POHLEDU (vlevo nahoře)
   ============================================ */

.arviewer-angles {
    position: absolute;
    top: 12px;
    left: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 10;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 6px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.arviewer-angle-btn {
    background: transparent;
    border: none;
    padding: 6px 10px;
    font-size: 0.8rem;
    font-weight: 500;
    color: #555;
    cursor: pointer;
    border-radius: 5px;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background 0.15s ease, color 0.15s ease;
    -webkit-tap-highlight-color: transparent;
    text-align: left;
    white-space: nowrap;
    min-width: 90px;
}

.arviewer-angle-btn:hover {
    background: rgba(0, 0, 0, 0.05);
    color: #2c2c2a;
}

.arviewer-angle-btn.arviewer-angle-active {
    background: #2c2c2a;
    color: #ffffff;
}

.arviewer-angle-icon {
    display: inline-block;
    width: 16px;
    text-align: center;
    font-size: 0.75rem;
}

/* ============================================
   PANEL AKCÍ (vpravo nahoře) — fotomontáž + fullscreen
   ============================================ */

.arviewer-actions {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    gap: 6px;
    z-index: 10;
}

.arviewer-action-btn {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: none;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    color: #2c2c2a;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: background 0.15s ease, transform 0.1s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    -webkit-tap-highlight-color: transparent;
}

.arviewer-action-btn:hover {
    background: #ffffff;
}

.arviewer-action-btn:active {
    transform: scale(0.97);
}

.arviewer-fotomontaz-trigger {
    background: #ff6b35;
    color: #ffffff;
}

.arviewer-fotomontaz-trigger:hover {
    background: #e55a25;
}

.arviewer-fullscreen-btn {
    padding: 8px;
}

/* Ve fullscreen tmavé pozadí */
.arviewer-model-container:fullscreen .arviewer-angles,
.arviewer-model-container:-webkit-full-screen .arviewer-angles,
.arviewer-model-container.arviewer-is-fullscreen .arviewer-angles {
    background: rgba(40, 40, 40, 0.85);
}

.arviewer-model-container:fullscreen .arviewer-angle-btn,
.arviewer-model-container:-webkit-full-screen .arviewer-angle-btn,
.arviewer-model-container.arviewer-is-fullscreen .arviewer-angle-btn {
    color: #d0d0d0;
}

.arviewer-model-container:fullscreen .arviewer-angle-btn.arviewer-angle-active,
.arviewer-model-container:-webkit-full-screen .arviewer-angle-btn.arviewer-angle-active,
.arviewer-model-container.arviewer-is-fullscreen .arviewer-angle-btn.arviewer-angle-active {
    background: #ffffff;
    color: #2c2c2a;
}

/* ============================================
   LOADING
   ============================================ */

.arviewer-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #999;
    font-size: 0.95rem;
    gap: 15px;
}

.arviewer-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid #e5e5e5;
    border-top-color: #ff6b35;
    border-radius: 50%;
    animation: arviewer-spin 0.8s linear infinite;
}

@keyframes arviewer-spin {
    to { transform: rotate(360deg); }
}

.arviewer-progress-bar {
    background: #ff6b35;
    height: 3px;
}

.arviewer-hint {
    margin: 10px 0 0 0;
    font-size: 0.85rem;
    color: #888;
    text-align: center;
}

.arviewer-hint-desktop,
.arviewer-hint-mobile {
    display: none;
}

/* ============================================
   MOBILNÍ TLAČÍTKO FOTOMONTÁŽE
   Zobrazuje se pod 3D modelem na mobilních zařízeních
   ============================================ */

.arviewer-mobile-fm-trigger {
    display: none; /* Defaultně skryté, zobrazí se v mobile media query */
    width: 100%;
    background: #ff6b35;
    color: #ffffff;
    border: none;
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: background 0.15s ease, transform 0.1s ease;
    box-shadow: 0 2px 12px rgba(255, 107, 53, 0.3);
    -webkit-tap-highlight-color: transparent;
    margin: 14px 0 0 0;
    font-family: inherit;
}

.arviewer-mobile-fm-trigger:hover {
    background: #e55a25;
}

.arviewer-mobile-fm-trigger:active {
    transform: scale(0.98);
}

/* ============================================
   DISCLAIMER — popisek pod 3D modelem (PC i mobil)
   ============================================ */

.arviewer-disclaimer {
    margin: 14px 0 0 0;
    padding: 12px 14px;
    background: #fff8f3;
    border-left: 3px solid #ff6b35;
    border-radius: 4px;
    font-size: 0.85rem;
    line-height: 1.5;
    color: #555;
}

.arviewer-disclaimer strong {
    color: #2c2c2a;
}

/* ============================================
   MODÁLNÍ OKNO FOTOMONTÁŽE
   Agresivní reset pro přebití témat (Nuveo apod.)
   ============================================ */

.arviewer-fm-modal {
    display: none !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    background: rgba(0, 0, 0, 0.85) !important;
    z-index: 999999 !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 20px !important;
    margin: 0 !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
}

.arviewer-fm-modal.arviewer-fm-modal-open {
    display: flex !important;
    animation: arviewer-fm-fade 0.2s ease-out;
}

@keyframes arviewer-fm-fade {
    from { opacity: 0; }
    to { opacity: 1; }
}

.arviewer-fm-modal * {
    box-sizing: border-box !important;
}

.arviewer-fm-modal-content {
    background: #ffffff !important;
    border-radius: 12px !important;
    width: 100% !important;
    max-width: 1100px !important;
    max-height: 95vh !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    display: flex !important;
    flex-direction: column !important;
    margin: 0 !important;
    padding: 0 !important;
    position: relative !important;
}

.arviewer-fm-modal-header {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 16px 20px !important;
    border-bottom: 1px solid #eee !important;
    flex-shrink: 0 !important;
    background: #ffffff !important;
}

.arviewer-fm-modal-header h3 {
    margin: 0 !important;
    padding: 0 !important;
    font-size: 1.1rem !important;
    font-weight: 600 !important;
    color: #2c2c2a !important;
    line-height: 1.3 !important;
}

.arviewer-fm-close {
    background: transparent !important;
    border: none !important;
    width: 36px !important;
    height: 36px !important;
    border-radius: 50% !important;
    cursor: pointer !important;
    color: #555 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: background 0.15s ease !important;
    -webkit-tap-highlight-color: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
}

.arviewer-fm-close:hover {
    background: #f0f0f0 !important;
}

.arviewer-fm-step {
    padding: 0 !important;
    margin: 0 !important;
}

/* ============================================
   KROK 1: NAHRÁNÍ FOTKY
   ============================================ */

.arviewer-fm-upload-area {
    text-align: center !important;
    padding: 40px 24px !important;
    background: #ffffff !important;
}

.arviewer-fm-upload-icon {
    color: #ff6b35 !important;
    margin-bottom: 16px !important;
}

.arviewer-fm-upload-area h4 {
    margin: 0 0 8px 0 !important;
    padding: 0 !important;
    font-size: 1.2rem !important;
    font-weight: 600 !important;
    color: #2c2c2a !important;
    line-height: 1.3 !important;
}

.arviewer-fm-upload-area p {
    margin: 0 0 24px 0 !important;
    padding: 0 !important;
    color: #666 !important;
    font-size: 0.95rem !important;
    line-height: 1.5 !important;
}

.arviewer-fm-upload-buttons {
    display: flex !important;
    gap: 12px !important;
    justify-content: center !important;
    flex-wrap: wrap !important;
    margin: 0 0 16px 0 !important;
    padding: 0 !important;
}

.arviewer-fm-upload-tip {
    margin-top: 20px !important;
    color: #888 !important;
    font-size: 0.85rem !important;
}

.arviewer-fm-btn {
    display: inline-flex !important;
    align-items: center !important;
    gap: 8px !important;
    padding: 12px 20px !important;
    border: none !important;
    border-radius: 8px !important;
    cursor: pointer !important;
    font-size: 0.95rem !important;
    font-weight: 500 !important;
    transition: background 0.15s ease, transform 0.1s ease !important;
    -webkit-tap-highlight-color: transparent !important;
    text-decoration: none !important;
    font-family: inherit !important;
    line-height: 1.2 !important;
    margin: 0 !important;
}

.arviewer-fm-btn-primary {
    background: #ff6b35 !important;
    color: #ffffff !important;
}

.arviewer-fm-btn-primary:hover:not(:disabled) {
    background: #e55a25 !important;
}

.arviewer-fm-btn-primary:disabled {
    background: #ccc !important;
    cursor: not-allowed !important;
}

.arviewer-fm-btn-secondary {
    background: #f0f0f0 !important;
    color: #2c2c2a !important;
}

.arviewer-fm-btn-secondary:hover {
    background: #e5e5e5 !important;
}

.arviewer-fm-btn-text {
    background: transparent !important;
    color: #555 !important;
    padding: 8px 14px !important;
}

.arviewer-fm-btn-text:hover {
    background: #f0f0f0 !important;
    color: #2c2c2a !important;
}

.arviewer-fm-btn:active {
    transform: scale(0.98) !important;
}

/* ============================================
   KROK 2: EDITOR — plátno s fotkou a modelem
   ============================================ */

.arviewer-fm-canvas-wrapper {
    background: #1a1a1a !important;
    padding: 0 !important;
    margin: 0 !important;
    position: relative !important;
}

.arviewer-fm-canvas {
    position: relative !important;
    width: 100% !important;
    height: 60vh !important;
    max-height: 70vh !important;
    overflow: hidden !important;
    background: #1a1a1a !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    margin: 0 !important;
    padding: 0 !important;
}

#arviewer-fm-photo {
    width: 100% !important;
    height: 100% !important;
    max-width: 100% !important;
    max-height: 100% !important;
    display: block !important;
    object-fit: contain !important;
    user-select: none !important;
    -webkit-user-drag: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* Wrapper modelu — pozicovaný absolutně nad fotkou.
   Width/height NESMÍ mít !important, jinak je nemůže JS přepisovat sliderem velikosti. */
.arviewer-fm-model-wrapper {
    position: absolute !important;
    transform: translate(-50%, -50%) !important;
    width: 200px;
    height: 200px;
    z-index: 10 !important;
    pointer-events: auto !important;
    margin: 0 !important;
    padding: 0 !important;
}

.arviewer-fm-model {
    width: 100% !important;
    height: 100% !important;
    background: transparent !important;
    --poster-color: transparent !important;
    pointer-events: auto !important;
    border: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* Drag handle — kruh s ikonou v pravém horním rohu modelu */
.arviewer-fm-drag-handle {
    position: absolute !important;
    top: -8px !important;
    right: -8px !important;
    width: 36px !important;
    height: 36px !important;
    background: #ff6b35 !important;
    color: #ffffff !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: grab !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3) !important;
    z-index: 11 !important;
    touch-action: none !important;
    user-select: none !important;
    -webkit-user-select: none !important;
    transition: transform 0.1s ease, background 0.15s ease !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 3px solid #ffffff !important;
}

.arviewer-fm-drag-handle:hover {
    background: #e55a25 !important;
    transform: scale(1.1) !important;
}

.arviewer-fm-drag-handle:active {
    cursor: grabbing !important;
    transform: scale(0.95) !important;
}

/* ============================================
   OVLÁDACÍ PANEL EDITORU
   ============================================ */

.arviewer-fm-controls {
    padding: 20px !important;
    background: #ffffff !important;
    border-top: 1px solid #eee !important;
    margin: 0 !important;
}

.arviewer-fm-control-group {
    margin: 0 0 14px 0 !important;
    padding: 0 !important;
}

.arviewer-fm-control-group label {
    display: grid !important;
    grid-template-columns: auto 1fr 80px !important;
    align-items: center !important;
    gap: 12px !important;
    font-size: 0.9rem !important;
    margin: 0 !important;
    padding: 0 !important;
}

.arviewer-fm-control-label {
    font-weight: 500 !important;
    color: #2c2c2a !important;
    min-width: 130px !important;
}

.arviewer-fm-control-group input[type="range"] {
    width: 100% !important;
    height: 6px !important;
    background: #e5e5e5 !important;
    border-radius: 3px !important;
    outline: none !important;
    -webkit-appearance: none !important;
    appearance: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.arviewer-fm-control-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: #ff6b35;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid #ffffff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.arviewer-fm-control-group input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: #ff6b35;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid #ffffff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.arviewer-fm-control-value {
    font-size: 0.85rem !important;
    color: #888 !important;
    text-align: right !important;
    font-variant-numeric: tabular-nums !important;
}

.arviewer-fm-control-buttons {
    display: flex !important;
    gap: 8px !important;
    flex-wrap: wrap !important;
    margin: 16px 0 0 0 !important;
    padding: 16px 0 0 0 !important;
    border-top: 1px solid #eee !important;
}

.arviewer-fm-help {
    margin: 12px 0 0 0 !important;
    padding: 0 !important;
    font-size: 0.8rem !important;
    color: #888 !important;
    text-align: center !important;
}

.arviewer-fm-disclaimer {
    margin: 12px 0 0 0 !important;
    padding: 10px 12px !important;
    font-size: 0.8rem !important;
    color: #666 !important;
    background: #fff8f3 !important;
    border-left: 3px solid #ff6b35 !important;
    border-radius: 4px !important;
    line-height: 1.5 !important;
}

.arviewer-fm-disclaimer strong {
    color: #2c2c2a !important;
}

/* ============================================
   RESPONZIVNÍ CHOVÁNÍ
   ============================================ */

@media (min-width: 1025px) {
    .arviewer-hint-desktop {
        display: block;
    }
}

@media (max-width: 1024px) {
    .arviewer-hint-mobile {
        display: block;
    }
    
    .arviewer-model {
        height: 400px;
    }

    .arviewer-angle-btn {
        padding: 6px 8px;
        min-width: auto;
        font-size: 0.75rem;
    }

    .arviewer-angle-btn span:not(.arviewer-angle-icon) {
        display: none;
    }

    /* Skryjeme desktopové tlačítko fotomontáže v 3D prohlížeči */
    .arviewer-fotomontaz-desktop {
        display: none;
    }

    /* Zobrazíme mobilní tlačítko pod 3D modelem */
    .arviewer-mobile-fm-trigger {
        display: flex;
    }

    /* Modal na mobilu zabírá celou obrazovku */
    .arviewer-fm-modal {
        padding: 0 !important;
    }

    .arviewer-fm-modal-content {
        max-width: 100% !important;
        max-height: 100vh !important;
        height: 100vh !important;
        border-radius: 0 !important;
    }

    .arviewer-fm-control-group label {
        grid-template-columns: 1fr !important;
        gap: 6px !important;
    }

    .arviewer-fm-control-label {
        min-width: auto !important;
    }

    .arviewer-fm-control-value {
        text-align: left !important;
    }

    .arviewer-fm-control-buttons {
        flex-direction: column !important;
    }

    .arviewer-fm-canvas {
        height: 50vh !important;
    }
}

@media (pointer: coarse) and (max-width: 1024px) {
    .arviewer-fotomontaz-desktop {
        display: none;
    }
    
    .arviewer-mobile-fm-trigger {
        display: flex;
    }
}

@media (max-width: 480px) {
    .arviewer-model {
        height: 360px;
    }
    
    .arviewer-section-title {
        font-size: 0.9rem;
    }

    .arviewer-fm-modal-header h3 {
        font-size: 0.95rem;
    }

    .arviewer-fm-upload-area {
        padding: 24px 16px;
    }

    .arviewer-fm-upload-buttons {
        flex-direction: column;
    }

    .arviewer-fm-upload-buttons .arviewer-fm-btn {
        width: 100%;
        justify-content: center;
    }
}