/**
 * JurojiNet - Visionneuse 3D (v2)
 * Chargé uniquement sur la page utilisant le template « Visionneuse 3D ».
 *
 * v2 :
 *  - FIX : .jnv-stage[hidden] masqué (le display:block écrasait l'attribut hidden)
 *  - couleurs chaînées sur la charte globale (var(--jn-violet, ...))
 *  - hauteur de canvas fluide (clamp)
 *  - états focus-visible (accessibilité clavier)
 *  - indicateur de chargement + bandeau d'erreur
 *  - libellés desktop/mobile (titre dropzone, hint)
 *  - bouton « Nouveau fichier » équilibré en mobile
 */

.jnv-page {
    --jnv-violet: var(--jn-violet, #5b53e0);
    --jnv-violet-2: var(--jn-violet-2, #6f66ec);
    --jnv-lav: var(--jn-lav, #ecebfb);
    --jnv-lav-2: var(--jn-lav-2, #f4f3fd);
    --jnv-navy: var(--jn-navy, #1f2333);
    --jnv-muted: var(--jn-muted, #6b7280);
    --jnv-card: #ffffff;
    --jnv-line: #e7e8ee;
    --jnv-green: #16a34a;
    --jnv-red: #dc2626;

    max-width: 1080px;
    margin: 0 auto;
    padding: 34px 20px 56px;
    font-family: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    color: var(--jnv-navy);
}

/* fil d'ariane */
.jnv-crumb { font-size: 13px; color: var(--jnv-muted); margin-bottom: 12px; }
.jnv-crumb a { color: var(--jnv-muted); text-decoration: none; }
.jnv-crumb a:hover { color: var(--jnv-violet); }
.jnv-crumb b { color: var(--jnv-violet); font-weight: 600; }
.jnv-crumb span { margin: 0 6px; }

/* titre */
.jnv-head { display: flex; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.jnv-head h1 { font-size: clamp(28px, 5vw, 40px); font-weight: 800; letter-spacing: -.8px; line-height: 1.05; margin: 0; }
.jnv-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--jnv-lav); color: var(--jnv-violet);
    font-size: 13.5px; font-weight: 700; padding: 7px 14px; border-radius: 999px; margin-bottom: 4px; }
.jnv-badge svg { width: 16px; height: 16px; fill: var(--jnv-violet); }
.jnv-sub { font-size: 17px; color: var(--jnv-muted); margin: 12px 0 26px; max-width: 760px; line-height: 1.5; }

/* conteneur viewer (dropzone OU stage) */
.jnv-viewer { background: var(--jnv-card); border: 1px solid var(--jnv-line); border-radius: 18px;
    box-shadow: 0 10px 34px rgba(31,35,51,.07); padding: 14px; }
.jnv-viewer.jnv-dragging { outline: 3px solid var(--jnv-violet); outline-offset: 2px; }

/* FIX : l'attribut hidden doit toujours gagner */
.jnv-stage[hidden],
.jnv-dropzone[hidden],
.jnv-loading[hidden],
.jnv-error[hidden] { display: none !important; }

/* --- bandeau d'erreur --- */
.jnv-error { display: flex; align-items: flex-start; gap: 10px; background: #fef2f2; border: 1px solid #fecaca;
    color: #991b1b; border-radius: 10px; padding: 12px 14px; margin-bottom: 12px; font-size: 14.5px; line-height: 1.45; }
.jnv-error svg { width: 18px; height: 18px; flex-shrink: 0; fill: none; stroke: var(--jnv-red);
    stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; margin-top: 1px; }

/* --- dropzone (état vide) --- */
.jnv-zone { border: 2.5px dashed #c9c5f2; border-radius: 14px;
    background: linear-gradient(180deg, var(--jnv-lav-2), #fff);
    padding: 56px 24px 46px; text-align: center; }
.jnv-disc { width: 96px; height: 96px; border-radius: 50%; background: var(--jnv-lav);
    display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.jnv-disc svg { width: 48px; height: 48px; fill: none; stroke: var(--jnv-violet); stroke-width: 1.7;
    stroke-linecap: round; stroke-linejoin: round; }
.jnv-zone h2 { font-size: clamp(21px, 3.5vw, 27px); font-weight: 700; letter-spacing: -.4px; margin: 0; }
.jnv-or { font-size: 15px; color: var(--jnv-muted); margin: 12px 0; }

.jnv-btn-primary { display: inline-flex; align-items: center; gap: 10px; border: none; cursor: pointer;
    background: var(--jnv-violet); color: #fff; font-family: inherit; font-size: 16px; font-weight: 700;
    padding: 14px 26px; border-radius: 12px; box-shadow: 0 8px 20px rgba(91,83,224,.28); transition: background .15s; }
.jnv-btn-primary:hover { background: var(--jnv-violet-2); }
.jnv-btn-primary svg { width: 19px; height: 19px; fill: #fff; }

/* accessibilité clavier */
.jnv-btn-primary:focus-visible,
.jnv-tool:focus-visible {
    outline: 2px solid var(--jnv-violet);
    outline-offset: 2px;
}

.jnv-fmts { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin: 26px auto 0; max-width: 640px; }
.jnv-fmts span { font-size: 12.5px; font-weight: 700; color: var(--jnv-violet); background: var(--jnv-lav);
    padding: 5px 11px; border-radius: 7px; letter-spacing: .03em; }
.jnv-lock { display: inline-flex; align-items: center; gap: 9px; margin-top: 24px; font-size: 14px; color: var(--jnv-muted); }
.jnv-lock svg { width: 16px; height: 16px; fill: var(--jnv-violet); flex-shrink: 0; }
.jnv-lock b { color: var(--jnv-navy); font-weight: 600; }

/* --- stage (état chargé) --- */
.jnv-bar { display: flex; align-items: center; gap: 12px; padding: 4px 6px 14px; border-bottom: 1px solid var(--jnv-line); }
.jnv-file { display: flex; align-items: center; gap: 10px; min-width: 0; }
.jnv-cube { width: 30px; height: 30px; border-radius: 8px; background: var(--jnv-lav);
    display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.jnv-cube svg { width: 18px; height: 18px; fill: var(--jnv-violet); }
.jnv-filename { font-size: 15.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.jnv-tools { margin-left: auto; display: flex; gap: 6px; }
.jnv-tool { display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 12px; cursor: pointer;
    border: 1px solid var(--jnv-line); background: #fff; border-radius: 9px; color: var(--jnv-muted);
    font-family: inherit; font-size: 14px; font-weight: 600; transition: all .15s; }
.jnv-tool svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.7;
    stroke-linecap: round; stroke-linejoin: round; }
.jnv-tool:hover { color: var(--jnv-violet); border-color: #d7d3f7; background: var(--jnv-lav-2); }
.jnv-new { color: var(--jnv-violet); border-color: #d7d3f7; }

/* wrapper du canvas : permet de superposer l'indicateur de chargement.
   z-index explicite : le canvas WebGL crée son propre contexte d'empilement
   et passait devant le voile de chargement. */
.jnv-canvaswrap { position: relative; margin-top: 12px; z-index: 0; isolation: isolate; }
.jnv-canvas { position: relative; z-index: 1; width: 100%; height: clamp(380px, 62vh, 680px);
    border-radius: 12px; overflow: hidden;
    background: radial-gradient(120% 90% at 50% 32%, #ffffff 0%, #eef0f5 55%, #e2e5ec 100%); }
.jnv-canvas canvas { display: block; width: 100% !important; height: 100% !important; outline: none; }
.jnv-hint { text-align: center; font-size: 13px; color: var(--jnv-muted); margin: 12px 0 4px; }

/* indicateur de chargement */
.jnv-loading { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center;
    justify-content: center; gap: 12px; border-radius: 12px; background: rgba(255,255,255,.86);
    backdrop-filter: blur(2px); font-size: 15px; font-weight: 600; color: var(--jnv-navy); z-index: 10; }
.jnv-loading-note { font-size: 13px; font-weight: 400; color: var(--jnv-muted); text-align: center;
    max-width: 320px; line-height: 1.4; }
.jnv-spinner { width: 22px; height: 22px; border-radius: 50%; border: 3px solid var(--jnv-lav);
    border-top-color: var(--jnv-violet); animation: jnv-spin .8s linear infinite; }
@keyframes jnv-spin { to { transform: rotate(360deg); } }

/* plein écran */
.jnv-stage:fullscreen { background: #fff; padding: 14px; display: flex; flex-direction: column; }
.jnv-stage:fullscreen .jnv-canvaswrap { height: 100%; flex: 1; }
.jnv-stage:fullscreen .jnv-canvas { height: 100%; }

/* --- features --- */
.jnv-feats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 24px; }
.jnv-feat { background: var(--jnv-card); border: 1px solid var(--jnv-line); border-radius: 14px; padding: 20px; }
.jnv-fic { width: 44px; height: 44px; border-radius: 12px; background: var(--jnv-lav);
    display: flex; align-items: center; justify-content: center; margin-bottom: 12px; }
.jnv-fic svg { width: 24px; height: 24px; fill: none; stroke: var(--jnv-violet); stroke-width: 1.7;
    stroke-linecap: round; stroke-linejoin: round; }
.jnv-feat b { font-size: 17px; font-weight: 700; display: block; margin-bottom: 5px; }
.jnv-feat p { font-size: 14.5px; color: var(--jnv-muted); line-height: 1.45; margin: 0; }

/* hint : desktop par défaut, tactile en mobile */
.jnv-hint-mobile { display: none; }

/* responsive */
@media (max-width: 820px) {
    .jnv-feats { grid-template-columns: 1fr; }
    .jnv-canvas { height: clamp(320px, 55vh, 480px); }
    .jnv-zone { padding: 34px 16px 30px; }
    .jnv-filename { max-width: 130px; }

    /* le glisser-déposer n'existe pas au doigt : le bouton devient la vedette */
    .jnv-drop-title, .jnv-or { display: none; }
    .jnv-disc { margin-bottom: 24px; }

    /* bouton « Nouveau fichier » : icône seule, équilibrée */
    .jnv-new { gap: 0; padding: 0 10px; }
    .jnv-new-label { display: none; }

    /* hint tactile */
    .jnv-hint-desktop { display: none; }
    .jnv-hint-mobile { display: inline; }
}

/* --- bloc SEO sous l'outil (v3) --- */
.jnv-seo { margin-top: 44px; max-width: 780px; }
.jnv-seo h2 { font-size: clamp(21px, 3.2vw, 26px); font-weight: 800; letter-spacing: -.4px;
    margin: 34px 0 12px; color: var(--jnv-navy); }
.jnv-seo h2:first-child { margin-top: 0; }
.jnv-seo h3 { font-size: 17px; font-weight: 700; margin: 22px 0 8px; color: var(--jnv-navy); }
.jnv-seo p { font-size: 15.5px; line-height: 1.65; color: #3a3f52; margin: 0 0 14px; }
.jnv-seo a { color: var(--jnv-violet); text-decoration: underline; text-underline-offset: 2px; }
.jnv-seo a:hover { color: var(--jnv-violet-2); }