/* =========================================================
   SCROLLIX - STYLES PRINCIPAUX
   ========================================================= */

:root {
    --bg-primary: #080a0f;
    --bg-secondary: #10141e;
    --bg-accent: #182030;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --color-accent: #00d2ff;
    --color-accent-hover: #00a3e0;
    --color-danger: #e11d48;
    --color-danger-hover: #be123c;
    --color-cyan: #00f0ff;
    --btn-height: 36px;
    --shadow-pro: 0 4px 20px rgba(0, 0, 0, 0.7);
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}
* { 
    box-sizing: border-box; 
    touch-action: manipulation;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}
html, body {
    margin: 0; padding: 0; width: 100%; height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg-primary); color: var(--text-primary);
    overflow: hidden; display: flex; flex-direction: column;
    user-select: none; -webkit-user-select: none;
}

button:focus-visible, .file-label:focus-visible, [contenteditable]:focus-visible {
    outline: 2px solid var(--color-cyan); outline-offset: 2px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Mode Plein Écran CSS Absolu */
body.app-fullscreen-mode {
    position: fixed !important;
    inset: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    z-index: 99999 !important;
}

.main-header {
    background: #10141e !important;
    padding: 8px 16px;
    display: flex; gap: 10px; align-items: center; flex-wrap: nowrap;
    justify-content: space-between; z-index: 500;
    border-bottom: 1px solid #1a2333;
    flex-shrink: 0; min-height: 52px;
    position: relative;
}
.header-left, .header-right, .header-center { display: flex; gap: 8px; align-items: center; }

.header-logo-container {
    display: flex; align-items: center; justify-content: center; margin-right: 4px;
}
.header-logo-img { height: 38px; width: auto; object-fit: contain; display: block; }

.file-name-display { 
    font-size: 0.78rem; color: #cbd5e1; font-weight: 600; max-width: 180px; 
    word-break: break-word; line-height: 1.2; display: inline-block; vertical-align: middle; 
    letter-spacing: 0.2px;
}

input[type="file"] { display: none; }
.file-label {
    height: var(--btn-height); padding: 0 12px;
    background: var(--bg-accent); color: #e2e8f0;
    border-radius: 8px; font-size: 0.82rem; font-weight: 600;
    cursor: pointer; border: 1px solid #233047; transition: var(--transition-fast);
    display: inline-flex; align-items: center; gap: 6px;
}
.file-label:hover { background: #222d42; border-color: #00d2ff; }

.time-group {
    height: var(--btn-height); display: inline-flex; align-items: center; gap: 6px;
    background: var(--bg-accent); padding: 0 8px; border-radius: 8px; border: 1px solid #233047;
}
.time-label { font-weight: 600; font-size: 0.75rem; color: var(--text-secondary); }
.time-display-badge {
    font-size: 0.82rem; font-weight: 700; color: var(--color-cyan);
    min-width: 68px; text-align: center; white-space: nowrap;
    background: transparent; border: 1px solid transparent; border-radius: 4px;
    cursor: text; padding: 2px 4px; transition: border-color 0.2s;
    user-select: text; -webkit-user-select: text;
}
.time-display-badge:hover, .time-display-badge:focus {
    border-color: #00d2ff; background: rgba(0, 210, 255, 0.08);
}

.btn-step {
    background: #111827; border: 1px solid #233047; color: var(--color-cyan);
    width: 26px; height: 26px; border-radius: 6px; font-size: 0.85rem;
    font-weight: 700; cursor: pointer; display: flex; align-items: center;
    justify-content: center; transition: var(--transition-fast);
}
.btn-step:hover { background: var(--color-accent); color: #000; border-color: var(--color-accent); }

.btn {
    height: var(--btn-height); padding: 0 14px;
    background: var(--color-accent); color: #050b14;
    border: none; border-radius: 8px; font-size: 0.82rem; font-weight: 700;
    cursor: pointer; transition: all var(--transition-fast);
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
}
.btn:hover { background: var(--color-cyan); }
.btn-secondary { background: var(--bg-accent); border: 1px solid #233047; color: #cbd5e1; }
.btn-secondary:hover { background: #222d42; color: #fff; border-color: #334766; }
.btn-secondary.active-btn { background: var(--color-accent) !important; color: #000 !important; border-color: var(--color-cyan) !important; }
.btn-secondary.active-btn svg { stroke: #000 !important; }
.btn-save-clean {
    background: transparent !important; border: none !important; padding: 0 4px !important;
    cursor: pointer; opacity: 0.85; display: inline-flex; align-items: center; justify-content: center;
}
.btn-save-clean:hover { opacity: 1; }
.btn-stop { background: var(--color-danger) !important; color: white !important; }
.btn-stop:hover { background: var(--color-danger-hover) !important; }
.btn-stop svg { fill: #fff !important; stroke: #fff !important; }

.nav-svg-icon {
    width: 17px; height: 17px; stroke: currentColor; fill: none; stroke-width: 2;
    stroke-linecap: round; stroke-linejoin: round; display: block;
}
.save-svg-icon {
    width: 16px; height: 16px; stroke: var(--color-cyan); fill: none; stroke-width: 2;
    stroke-linecap: round; stroke-linejoin: round; display: block;
}

[data-tooltip] { position: relative; }
[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute; top: 100%; left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: rgba(10, 14, 23, 0.98); color: var(--color-cyan);
    border: 1px solid #233047; padding: 5px 10px; border-radius: 6px;
    font-size: 0.72rem; font-weight: 600; white-space: nowrap;
    pointer-events: none; opacity: 0; visibility: hidden;
    transition: all 0.15s ease-in-out; box-shadow: 0 4px 14px rgba(0,0,0,0.8); z-index: 600;
}
[data-tooltip]:hover::after {
    opacity: 1; visibility: visible; transform: translateX(-50%) translateY(6px);
}

.mobile-more-btn { display: none; }

.floating-zoom-widget {
    position: fixed; bottom: 16px; right: 16px; z-index: 120; display: flex; align-items: center; gap: 4px;
    background: rgba(16, 20, 30, 0.95); border: 1px solid #233047;
    padding: 4px 8px; border-radius: 20px; box-shadow: var(--shadow-pro);
}
.zoom-icon { display: flex; align-items: center; justify-content: center; margin-right: 2px; color: var(--text-secondary); }
.zoom-val { font-size: 0.78rem; font-weight: 700; color: var(--color-cyan); min-width: 42px; text-align: center; }
.btn-zoom-step {
    background: #182030; border: 1px solid #233047; color: #fff; width: 24px; height: 24px;
    border-radius: 50%; font-size: 0.8rem; font-weight: 700; cursor: pointer; display: flex;
    align-items: center; justify-content: center;
}
.btn-zoom-step:hover { background: var(--color-accent); color: #000; border-color: var(--color-accent); }

#viewerContainer { 
    flex: 1; width: 100%; height: 100%; position: relative; overflow: hidden; background: #030508; 
    display: flex; flex-direction: column;
}

#pinnedChordsBar {
    position: relative; width: 100%; height: 125px; min-height: 50px; max-height: 450px;
    background: #0d121c; border-bottom: 2px solid #00d2ff;
    z-index: 95; display: none; flex-direction: column;
    flex-shrink: 0; align-items: center; justify-content: center;
}
.pinned-content-wrap {
    flex: 1; width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
    overflow: hidden; padding: 4px 44px; box-sizing: border-box;
}
#pinnedChordsCanvas {
    max-width: 950px; max-height: 100%; width: auto; height: auto; display: block; object-fit: contain;
    background: #fff; border-radius: 4px;
}
#pinnedChordsList {
    display: none; align-items: center; justify-content: center; flex-wrap: wrap; gap: 6px 12px;
    width: 100%; height: 100%;
}

.pinned-btn {
    background: rgba(16, 20, 30, 0.85); border: 1px solid #233047; color: #cbd5e1;
    border-radius: 6px; width: 24px; height: 24px; cursor: pointer; font-size: 0.75rem;
    font-weight: 700; display: flex; align-items: center; justify-content: center;
    transition: var(--transition-fast);
}
.pinned-btn:hover { background: var(--color-accent); color: #000; }
.pinned-btn.close:hover { background: var(--color-danger); color: #fff; }

.pinned-resize-handle {
    position: absolute; bottom: 0; left: 0; width: 100%; height: 8px;
    cursor: ns-resize; display: flex; align-items: center; justify-content: center;
}
.pinned-resize-handle::after {
    content: ""; width: 36px; height: 3px; background: rgba(0, 240, 255, 0.6); border-radius: 2px;
}

#cropOverlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(3, 5, 8, 0.45); z-index: 170; display: none;
    cursor: crosshair; touch-action: none;
}
#cropSelectionBox {
    position: absolute; border: 2px dashed #00f0ff; background: rgba(0, 240, 255, 0.15);
    display: none; pointer-events: none;
}
#cropHintText {
    position: absolute; top: 20px; left: 50%; transform: translateX(-50%);
    background: rgba(16, 20, 30, 0.95); border: 1px solid #00f0ff; color: #00f0ff;
    padding: 8px 16px; border-radius: 20px; font-size: 0.82rem; font-weight: 700;
    box-shadow: var(--shadow-pro); pointer-events: none; text-align: center;
}

#viewer {
    flex: 1; width: 100%; height: 100%; overflow: hidden;
    padding: 12px 10px; display: flex; flex-direction: column; align-items: center; cursor: default;
    touch-action: none;
}

.pdf-page-canvas, #scoreImg { transition: filter 0.2s ease; }
.inverted-score .pdf-page-canvas, 
.inverted-score #scoreImg,
#pinnedChordsCanvas.dark-chord-canvas { 
    filter: invert(0.95) hue-rotate(180deg) !important; 
}

#scoreContent {
    display: flex; flex-direction: column; align-items: center; width: 100%; max-width: 950px;
    cursor: grab; user-select: none; position: relative;
    transform: translate3d(0, 0, 0) scale(1);
    transform-origin: top center;
    will-change: transform;
}
#scoreContent:active { cursor: grabbing; }

#scoreImg { 
    max-width: 100%; height: auto !important; display: block; margin-bottom: 12px; 
    border-radius: 4px; background: #fff; box-shadow: var(--shadow-pro); pointer-events: none; 
}
.pdf-page-canvas { 
    max-width: 100%; height: auto !important; display: block;
    border-radius: 4px; background: #fff; box-shadow: var(--shadow-pro); pointer-events: none; 
}

#camContainer {
    position: fixed; top: 64px; left: 16px; z-index: 150; display: none; flex-direction: column; align-items: center; gap: 4px;
    background: rgba(8, 10, 15, 0.95); padding: 6px; border-radius: 10px; border: 1px solid #233047;
    box-shadow: var(--shadow-pro);
}
#camContainer.collapsed {
    width: 38px; height: 38px; padding: 0; border-radius: 50%; overflow: hidden; cursor: pointer; border-color: var(--color-cyan);
}
#camContainer.collapsed .canvas-wrapper, #camContainer.collapsed #eyeIndicator, #camContainer.collapsed .cam-toggle-btn[title*="Recalibrer"], #camContainer.collapsed #camModeBtn, #camContainer.collapsed #camSensBtn {
    display: none !important;
}
#camContainer.collapsed .cam-controls-bar { width: 100%; height: 100%; justify-content: center; margin: 0 !important; }
#camContainer.collapsed #camCollapseBtn { width: 100%; height: 100%; border-radius: 50%; border: none; background: transparent; font-size: 0.9rem; }

.canvas-wrapper { position: relative; width: 140px; height: 100px; }
#webcamPreview { 
    width: 100%; height: 100%; border-radius: 6px; object-fit: cover; background: #000; transform: scaleX(-1); 
    pointer-events: none;
}
#eyeOverlayCanvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; }
#eyeIndicator { font-size: 0.7rem; font-weight: 700; color: var(--color-cyan) !important; padding: 2px 4px; border-radius: 6px; text-align: center; white-space: nowrap; }

.cam-toggle-btn {
    background: #182030; border: 1px solid #233047; color: var(--color-cyan);
    width: 22px; height: 22px; border-radius: 6px; font-size: 0.65rem; font-weight: 700;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
}
.cam-toggle-btn:hover { background: var(--color-accent); color: #000; }

#placeholder {
    position: absolute; top: 45%; left: 50%; transform: translate(-50%, -50%);
    color: #475569; text-align: center; width: 90%; max-width: 450px; pointer-events: none;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.central-logo { width: 100%; max-width: 180px; margin-bottom: 8px; display: flex; justify-content: center; align-items: center; }
.central-logo img { width: 100%; height: auto; display: block; object-fit: contain; }
#placeholder .title { font-size: 1.5rem; font-weight: 800; color: var(--color-cyan); margin-bottom: 6px; letter-spacing: 0.5px; }
#placeholder .drop-hint { font-size: 0.85rem; color: #94a3b8; margin-top: 2px; }
#placeholder .privacy-note { font-size: 0.72rem; color: #64748b; margin-top: 10px; }
.drop-overlay {
    position: fixed; inset: 12px; z-index: 800; display: none;
    align-items: center; justify-content: center; pointer-events: none;
    border: 3px dashed var(--color-cyan); border-radius: 16px;
    background: rgba(0, 240, 255, 0.08); color: var(--color-cyan);
    font-size: 1.2rem; font-weight: 800;
}
.drop-overlay.visible { display: flex; }
@media (pointer: coarse) {
    #placeholder .shortcuts, #placeholder .drop-hint { display: none; }
}
#placeholder .shortcuts { font-size: 0.78rem; color: #8899ac; line-height: 1.6; background: #0b0f19; padding: 10px; border-radius: 8px; border: 1px solid #1e293b; margin-top: 10px; width: 100%; }

.status-area {
    position: fixed; bottom: 58px; right: 16px; padding: 4px 10px; background: rgba(16, 20, 30, 0.95);
    border-radius: 12px; font-size: 0.7rem; color: #8899ac; z-index: 110; border: 1px solid #1e293b;
}

.mini-progress-container {
    position: fixed; bottom: 16px; left: 16px; display: flex; align-items: center; gap: 6px;
    background: rgba(16, 20, 30, 0.95); padding: 5px 10px; border-radius: 12px; border: 1px solid #1e293b;
    z-index: 110; font-size: 0.72rem; color: var(--color-cyan); font-weight: 700;
}
.mini-progress-bar { width: 60px; height: 5px; background: #182030; border-radius: 3px; overflow: hidden; border: 1px solid #233047; }
.mini-progress-fill { height: 100%; width: 0%; background: var(--color-cyan); }

.btn-back-to-top {
    position: fixed; bottom: 58px; left: 50%; transform: translateX(-50%);
    background: var(--bg-secondary); border: 2px solid var(--color-cyan); color: var(--color-cyan);
    padding: 8px 16px; border-radius: 20px; font-weight: 700; font-size: 0.8rem; cursor: pointer;
    z-index: 180; box-shadow: 0 4px 20px rgba(0, 240, 255, 0.35); display: none;
    align-items: center; gap: 6px;
}
.btn-back-to-top:hover { background: var(--color-cyan); color: #000; }

.modal-overlay {
    position: fixed !important; top: 0 !important; left: 0 !important; width: 100% !important; height: 100% !important; 
    background: rgba(3, 5, 8, 0.85) !important; z-index: 700 !important; 
    display: none; align-items: center; justify-content: center;
}
.modal-card { background: #10141e; border: 1px solid #233047; border-radius: 12px; width: 90%; max-width: 500px; max-height: 85vh; display: flex; flex-direction: column; box-shadow: var(--shadow-pro); overflow: hidden; }
.modal-header { padding: 12px 16px; border-bottom: 1px solid #1e293b; display: flex; justify-content: space-between; align-items: center; }
.modal-title { font-size: 1rem; font-weight: 700; color: #f4f4f5; display: flex; align-items: center; gap: 8px; }
.modal-close { background: transparent; border: none; color: #64748b; font-size: 1.2rem; cursor: pointer; padding: 4px; }
.modal-close:hover { color: #f4f4f5; }
.modal-body { padding: 16px; overflow-y: auto; flex: 1; display: flex; flex-direction: column; gap: 10px; }
.history-item { background: #182030; border: 1px solid #233047; border-radius: 6px; padding: 10px 12px; display: flex; justify-content: space-between; align-items: center; }
.history-item-title { font-size: 0.85rem; font-weight: 600; color: #f4f4f5; }
.history-item-details { font-size: 0.72rem; color: var(--color-cyan); }
.json-actions-bar { display: flex; gap: 8px; padding-bottom: 8px; margin-bottom: 8px; border-bottom: 1px solid #1e293b; }

/* --- EXPORTATION ET IMPRESSION PDF STRICTEMENT CALÉE --- */
@media print {
    @page {
        margin: 0 !important;
        size: auto !important;
    }
    body * { visibility: hidden !important; }
    #viewer, #scoreContent, #scoreImg, .pdf-page-wrapper, .pdf-page-canvas, .chord-layer, .chord-badge { 
        visibility: visible !important; 
    }
    #placeholder { display: none !important; }
    html, body, #viewerContainer { 
        display: block !important;
        height: auto !important; 
        overflow: visible !important; 
    }
    #scoreImg {
        width: 100% !important; max-width: 100% !important; margin: 0 !important;
        box-shadow: none !important; border-radius: 0 !important; filter: none !important;
    }
    body { 
        background: #ffffff !important; 
        color: #000000 !important; 
        height: auto !important; 
        overflow: visible !important; 
    }
    #viewer { 
        position: static !important; 
        width: 100% !important; 
        height: auto !important; 
        padding: 0 !important; 
        margin: 0 !important; 
        overflow: visible !important; 
        display: block !important; 
    }
    #scoreContent { 
        position: static !important; 
        width: 100% !important; 
        max-width: 100% !important; 
        transform: none !important; 
        margin: 0 !important; 
        padding: 0 !important; 
        display: block !important; 
    }
    .pdf-page-wrapper { 
        position: relative !important; 
        width: 100% !important; 
        max-width: 100% !important; 
        margin: 0 !important; 
        padding: 0 !important; 
        page-break-after: always !important; 
        break-after: page !important; 
        display: block !important; 
    }
    .pdf-page-canvas { 
        display: block !important; 
        width: 100% !important; 
        height: auto !important; 
        box-shadow: none !important; 
        border-radius: 0 !important; 
        filter: none !important; 
        margin: 0 auto !important; 
    }
    .chord-layer { 
        position: absolute !important; 
        top: 0 !important; 
        left: 0 !important; 
        width: 100% !important; 
        height: 100% !important; 
        display: block !important; 
    }
    .chord-badge {
        color: #000000 !important;
        background: #ffffff !important;
        box-shadow: 0 0 0 2px #ffffff !important;
        font-weight: 700 !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
    .main-header, .floating-zoom-widget, .transposer-widget, #camContainer, .mini-progress-container, .status-area, #pinnedChordsBar, .btn-back-to-top, #cropOverlay, .modal-overlay, .drop-overlay, #chordDiagramPopup { 
        display: none !important; 
    }
}

@media (max-width: 820px) {
    .main-header { padding: 6px 8px; min-height: 48px; gap: 4px; }
    .file-name-display { display: none; }
    .header-right { display: none; }
    .mobile-more-btn { display: inline-flex !important; height: var(--btn-height); padding: 0 10px; font-size: 1.1rem; }
    .file-label { padding: 0 8px; font-size: 0.78rem; }
    .file-label-text { display: none; }
    .btn-play-text { display: none !important; }
    #playBtn { padding: 0 12px; }
    .time-group { padding: 0 4px; gap: 2px; }
    .time-label { display: none; }
    .time-display-badge { font-size: 0.75rem; min-width: 58px; }
    .btn-step { width: 22px; height: 22px; font-size: 0.75rem; }
    .btn { padding: 0 10px; font-size: 0.78rem; }
    #camContainer { top: 62px; left: 10px; }
    .floating-zoom-widget { bottom: 12px; right: 10px; padding: 3px 6px; }
    .mini-progress-container { left: 10px; bottom: 12px; padding: 4px 8px; }
}