/**
 * WP FlipBook 3D Pro v8.0 — Light theme, all features
 * @author Maryline Honkah
 */

.wpfb3d-container{position:relative;overflow:hidden!important;border-radius:8px;background:#eef1f5}
.wpfb3d-viewer{position:absolute!important;inset:0;display:flex;flex-direction:column;background:linear-gradient(145deg,#e4e9ef 0%,#d5dce6 100%);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;box-sizing:border-box;overflow:hidden}
.wpfb3d-viewer *,.wpfb3d-viewer *::before,.wpfb3d-viewer *::after{box-sizing:border-box}
/* Fullscreen gestito via inline style JS */

/* Night */
.wpfb3d-viewer--night{background:linear-gradient(145deg,#1e1e2e,#181825)}
.wpfb3d-viewer--night .wpfb3d-page img{filter:invert(.88) hue-rotate(180deg) brightness(1.05)}
.wpfb3d-viewer--night .wpfb3d-toolbar{background:#1e1e2e;border-top-color:#313244}
.wpfb3d-viewer--night .wpfb3d-tb{background:#313244;border-color:#45475a;color:#bac2de}
.wpfb3d-viewer--night .wpfb3d-tb:hover{background:#45475a;color:#fff}
.wpfb3d-viewer--night .wpfb3d-tb--round{background:#313244;border-color:#45475a;color:#89b4fa}
.wpfb3d-viewer--night .wpfb3d-tb--round:hover{background:#89b4fa;color:#1e1e2e}
.wpfb3d-viewer--night .wpfb3d-tb__pages,.wpfb3d-viewer--night .wpfb3d-pg-input{color:#cdd6f4}
.wpfb3d-viewer--night .wpfb3d-pg-input{background:#313244;border-color:#45475a}
.wpfb3d-viewer--night .wpfb3d-tb__div{background:#45475a}
.wpfb3d-viewer--night .wpfb3d-progress__fill{background:linear-gradient(90deg,#89b4fa,#cba6f7)}

/* Loading */
.wpfb3d-load{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:100;background:linear-gradient(145deg,#e4e9ef,#d5dce6);color:#374151;gap:12px}
.wpfb3d-load__spinner{width:36px;height:36px;border:3px solid #c7cdd6;border-top-color:#2563eb;border-radius:50%;animation:sp .7s linear infinite}
.wpfb3d-load__text{font-size:13px;color:#64748b;margin:0}
.wpfb3d-load__bar{width:200px;height:4px;background:#c7cdd6;border-radius:2px;overflow:hidden}
.wpfb3d-load__fill{height:100%;width:0%;background:linear-gradient(90deg,#2563eb,#7c3aed);border-radius:2px;transition:width .3s}
@keyframes sp{to{transform:rotate(360deg)}}

/* Search */
.wpfb3d-search{position:absolute;top:0;left:0;right:0;z-index:50;background:#fff;border-bottom:1px solid #e2e8f0;box-shadow:0 4px 16px rgba(0,0,0,.08);animation:sd .2s ease}
@keyframes sd{from{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}
.wpfb3d-search__bar{display:flex;align-items:center;gap:8px;padding:8px 14px}
.wpfb3d-search__icon{color:#94a3b8;flex-shrink:0}
.wpfb3d-search__input{flex:1;background:#f8fafc;border:1px solid #e2e8f0;border-radius:6px;padding:7px 10px;font-size:13px;color:#1e293b;outline:none}
.wpfb3d-search__input:focus{border-color:#2563eb;box-shadow:0 0 0 2px rgba(37,99,235,.12)}
.wpfb3d-search__input::placeholder{color:#94a3b8}
.wpfb3d-search__count{font-size:11px;color:#64748b;white-space:nowrap}
.wpfb3d-search__close{background:none;border:none;color:#94a3b8;cursor:pointer;padding:4px;border-radius:4px;display:flex;align-items:center}
.wpfb3d-search__close:hover{color:#ef4444;background:#fef2f2}
.wpfb3d-search__results{max-height:200px;overflow-y:auto}
.wpfb3d-search__item{display:flex;align-items:flex-start;gap:8px;padding:8px 14px;cursor:pointer;border-bottom:1px solid #f1f5f9;transition:background .1s}
.wpfb3d-search__item:hover{background:#f8fafc}
.wpfb3d-search__page{font-size:10px;font-weight:700;color:#2563eb;background:#eff6ff;padding:2px 7px;border-radius:3px;white-space:nowrap;flex-shrink:0}
.wpfb3d-search__ctx{font-size:12px;color:#475569;line-height:1.5}
.wpfb3d-search__hl{background:#fef9c3;color:#854d0e;padding:0 1px;border-radius:1px}
.wpfb3d-search__noresult{padding:14px;text-align:center}
.wpfb3d-search__noresult p{font-size:12px;color:#94a3b8;margin:0}

/* Thumbnails */
.wpfb3d-thumbs{position:absolute;inset:0;z-index:45;background:rgba(255,255,255,.97);display:none;flex-direction:column}
.wpfb3d-thumbs--open{display:flex}
.wpfb3d-thumbs__head{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;border-bottom:1px solid #e2e8f0;flex-shrink:0}
.wpfb3d-thumbs__title{font-size:13px;font-weight:700;color:#374151}
.wpfb3d-thumbs__close{background:none;border:none;color:#94a3b8;cursor:pointer;padding:4px;border-radius:4px;display:flex}
.wpfb3d-thumbs__close:hover{color:#ef4444;background:#fef2f2}
.wpfb3d-thumbs__grid{flex:1;overflow-y:auto;padding:12px;display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:8px;align-content:start}
.wpfb3d-thumbs__item{cursor:pointer;border:2px solid transparent;border-radius:5px;overflow:hidden;transition:all .15s;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.wpfb3d-thumbs__item:hover{border-color:#2563eb;transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.1)}
.wpfb3d-thumbs__item--active{border-color:#2563eb;box-shadow:0 0 0 2px rgba(37,99,235,.15)}
.wpfb3d-thumbs__item img{display:block;width:100%;height:auto}
.wpfb3d-thumbs__num{text-align:center;font-size:10px;font-weight:600;color:#64748b;padding:2px 0;background:#f8fafc}

/* Stage — MINIMO padding per massimizzare il libro */
.wpfb3d-stage{flex:1 1 0%;min-height:0;display:flex;align-items:center;justify-content:center;position:relative;padding:4px;overflow:hidden}
.wpfb3d-book-wrap{display:flex;align-items:center;justify-content:center;width:100%;height:100%;overflow:visible;transition:transform .15s ease}
.wpfb3d-book{position:relative}
.wpfb3d-page{background:#fff;overflow:hidden}
.wpfb3d-page img{display:block;width:100%;height:100%;object-fit:fill;pointer-events:none;user-select:none;-webkit-user-select:none;-webkit-user-drag:none}
/* Placeholder page while rendering */
.wpfb3d-page--loading{display:flex;align-items:center;justify-content:center;background:#f0f2f5;color:#94a3b8;font-size:12px}

/* Progress */
.wpfb3d-progress{height:3px;background:#e2e8f0;flex-shrink:0;overflow:hidden}
.wpfb3d-progress__fill{height:100%;width:0%;background:linear-gradient(90deg,#2563eb,#7c3aed);transition:width .4s ease}

/* Toolbar */
.wpfb3d-toolbar{display:flex;align-items:center;justify-content:center;gap:3px;padding:7px 8px;background:#fff;border-top:1px solid #e2e8f0;flex-shrink:0;flex-wrap:wrap;z-index:10;box-shadow:0 -1px 6px rgba(0,0,0,.03)}
.wpfb3d-tg{display:flex;align-items:center;gap:2px}
.wpfb3d-tb__div{width:1px;height:20px;background:#e2e8f0;margin:0 3px}
.wpfb3d-tb{display:inline-flex;align-items:center;justify-content:center;min-width:30px;height:30px;border:1px solid #d1d5db;border-radius:5px;background:#f9fafb;color:#374151;cursor:pointer;transition:all .12s;text-decoration:none;padding:0 4px;font-size:0;line-height:1;outline:none;-webkit-tap-highlight-color:transparent}
.wpfb3d-tb:hover{background:#e5e7eb;border-color:#9ca3af;color:#111}
.wpfb3d-tb:active{background:#d1d5db}
.wpfb3d-tb--round{width:34px;height:34px;border-radius:50%;background:#f0f9ff;border-color:#bfdbfe;color:#1d4ed8}
.wpfb3d-tb--round:hover{background:#2563eb;border-color:#2563eb;color:#fff}
.wpfb3d-tb--off,.wpfb3d-tb:disabled{opacity:.2;cursor:default;pointer-events:none}
.wpfb3d-tb--on{background:#eff6ff;border-color:#2563eb;color:#2563eb}
.wpfb3d-tb--playing{background:#dcfce7;border-color:#22c55e;color:#16a34a;animation:pulse 1.5s ease infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(34,197,94,.25)}50%{box-shadow:0 0 0 5px rgba(34,197,94,0)}}
.wpfb3d-tb__pages{display:flex;align-items:center;gap:2px;font-size:12px;font-weight:600;color:#374151;padding:0 3px;user-select:none}
.wpfb3d-tb__slash{color:#9ca3af;font-weight:400;margin:0 1px}
.wpfb3d-pg-input{width:44px;height:24px;border:1px solid #d1d5db;border-radius:3px;background:#fff;color:#374151;font-size:12px;font-weight:700;text-align:center;outline:none;padding:0 4px;-moz-appearance:textfield;-webkit-appearance:none;appearance:none}
.wpfb3d-pg-input::-webkit-inner-spin-button,.wpfb3d-pg-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
.wpfb3d-pg-input:focus{border-color:#2563eb;box-shadow:0 0 0 2px rgba(37,99,235,.12)}

/* FX dropdown */
.wpfb3d-fx-wrap{position:relative}
.wpfb3d-fx-menu{position:absolute;bottom:calc(100% + 6px);right:0;background:#fff;border:1px solid #e2e8f0;border-radius:8px;min-width:175px;padding:4px 0;z-index:60;box-shadow:0 8px 24px rgba(0,0,0,.1);display:none}
.wpfb3d-fx-menu--open{display:block}
.wpfb3d-fx-label{font-size:9px;color:#94a3b8;padding:5px 12px 2px;text-transform:uppercase;letter-spacing:.05em;font-weight:700}
.wpfb3d-fx-item{display:block;padding:6px 12px;font-size:12px;color:#374151;cursor:pointer;border:none;background:none;width:100%;text-align:left;transition:background .1s}
.wpfb3d-fx-item:hover{background:#f1f5f9}
.wpfb3d-fx-item--active{color:#2563eb;font-weight:600}
.wpfb3d-fx-item--active::before{content:'✓ '}

/* Toast */
.wpfb3d-toast{position:absolute;bottom:56px;left:50%;transform:translateX(-50%);background:#1e293b;color:#fff;padding:7px 16px;border-radius:6px;font-size:12px;font-weight:500;z-index:70;box-shadow:0 6px 16px rgba(0,0,0,.2);animation:toast 2.5s ease forwards;pointer-events:none;white-space:nowrap}
@keyframes toast{0%{opacity:0;transform:translateX(-50%) translateY(8px)}10%{opacity:1;transform:translateX(-50%) translateY(0)}80%{opacity:1}100%{opacity:0}}

/* Libreria */
.wpfb3d-container.wpfb3d-library{overflow:hidden!important}
.wpfb3d-lib{position:absolute;inset:0;display:flex;background:#f0f2f5;overflow:hidden;font-family:inherit;box-sizing:border-box}
.wpfb3d-lib *,.wpfb3d-lib *::before,.wpfb3d-lib *::after{box-sizing:border-box}
.wpfb3d-lib__main{flex:1;min-width:0;position:relative;background:linear-gradient(145deg,#e4e9ef,#d5dce6)}
.wpfb3d-lib__inst{position:absolute;inset:0}
.wpfb3d-lib__ph{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:#94a3b8;font-size:13px}
.wpfb3d-lib__ph p{margin-top:12px}
.wpfb3d-lib__side{width:250px;min-width:250px;background:#fff;border-left:1px solid #e2e8f0;display:flex;flex-direction:column;overflow:hidden}
.wpfb3d-lib__side--h{width:100%;min-width:100%;max-height:170px;flex-direction:row;border-left:none;border-top:1px solid #e2e8f0}
.wpfb3d-lib__side-hd{padding:10px 14px;border-bottom:1px solid #f1f5f9;font-size:10px;font-weight:700;color:#374151;text-transform:uppercase;letter-spacing:.05em;display:flex;align-items:center;gap:6px;flex-shrink:0}
.wpfb3d-lib__side-list{flex:1;overflow-y:auto;padding:5px}
.wpfb3d-lib__item{display:flex;align-items:center;gap:8px;padding:7px 8px;margin-bottom:2px;border-radius:5px;cursor:pointer;border:1px solid transparent;transition:all .12s}
.wpfb3d-lib__item:hover{background:#f8fafc;border-color:#e2e8f0}
.wpfb3d-lib__item--on{background:#eff6ff!important;border-color:#2563eb!important}
.wpfb3d-lib__thumb{width:38px;height:38px;min-width:38px;border-radius:4px;object-fit:cover;background:#f1f5f9}
.wpfb3d-lib__thumb--ph{display:flex;align-items:center;justify-content:center;color:#94a3b8}
.wpfb3d-lib__info{min-width:0;flex:1}
.wpfb3d-lib__info strong{display:block;font-size:11.5px;font-weight:600;color:#1e293b;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.wpfb3d-lib__info small{display:block;font-size:10px;color:#94a3b8;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}
.wpfb3d-lib__empty{text-align:center;color:#94a3b8;font-size:12px;padding:20px}

/* Responsive */
@media(max-width:900px){.wpfb3d-lib{flex-direction:column!important}.wpfb3d-lib__side{width:100%;min-width:100%;max-height:150px;border-left:none;border-top:1px solid #e2e8f0}.wpfb3d-lib__side-list{display:flex;overflow-x:auto;overflow-y:hidden;gap:4px}.wpfb3d-lib__item{flex-direction:column;min-width:85px;text-align:center;margin-bottom:0}}
@media(max-width:640px){.wpfb3d-stage{padding:2px}.wpfb3d-toolbar{padding:5px 4px;gap:1px}.wpfb3d-tb__div{display:none}.wpfb3d-tb{min-width:26px;height:26px;border-radius:4px}.wpfb3d-tb--round{width:30px;height:30px}.wpfb3d-tb__pages{font-size:10px}.wpfb3d-pg-input{width:36px;height:20px;font-size:10px}.wpfb3d-thumbs__grid{grid-template-columns:repeat(auto-fill,minmax(70px,1fr));gap:4px}}
@media print{.wpfb3d-toolbar,.wpfb3d-search,.wpfb3d-thumbs,.wpfb3d-progress,.wpfb3d-lib__side{display:none!important}}

/* ═══════════════════════════════════════
   MODALE FULLSCREEN (gallery + button)
   ═══════════════════════════════════════ */
.wpfb3d-modal{position:fixed;inset:0;z-index:999999;display:flex;align-items:center;justify-content:center;animation:wpfb3d-mfade .25s ease}
@keyframes wpfb3d-mfade{from{opacity:0}to{opacity:1}}
.wpfb3d-modal__overlay{position:absolute;inset:0;background:rgba(0,0,0,.75);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}
.wpfb3d-modal__content{position:relative;width:94vw;height:90vh;max-width:1400px;border-radius:10px;overflow:hidden;box-shadow:0 25px 80px rgba(0,0,0,.5);z-index:1;background:#e4e9ef}
.wpfb3d-modal__close{position:absolute;top:12px;right:12px;z-index:10;width:36px;height:36px;border-radius:50%;border:none;background:rgba(0,0,0,.5);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}
.wpfb3d-modal__close:hover{background:rgba(220,38,38,.9)}
.wpfb3d-modal__viewer{width:100%;height:100%;position:relative}

/* ═══════════════════════════════════════
   GALLERY GRID
   ═══════════════════════════════════════ */
.wpfb3d-gallery{display:grid;gap:16px}
.wpfb3d-gcard{cursor:pointer;border-radius:8px;overflow:hidden;background:#fff;border:1px solid #e2e8f0;transition:all .2s;box-shadow:0 1px 4px rgba(0,0,0,.06)}
.wpfb3d-gcard:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.12);border-color:#2563eb}
.wpfb3d-gcard__img{aspect-ratio:3/4;overflow:hidden;background:#f1f5f9}
.wpfb3d-gcard__img img{width:100%;height:100%;object-fit:cover;display:block}
.wpfb3d-gcard__ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#f1f5f9}
.wpfb3d-gcard__title{padding:10px 12px;font-size:13px;font-weight:600;color:#1e293b;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ═══════════════════════════════════════
   BUTTON SHORTCODE
   ═══════════════════════════════════════ */
.wpfb3d-openbtn{display:inline-flex;align-items:center;gap:8px;padding:10px 22px;background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 2px 8px rgba(37,99,235,.3);text-decoration:none;font-family:inherit}
.wpfb3d-openbtn:hover{background:linear-gradient(135deg,#1d4ed8,#1e40af);transform:translateY(-1px);box-shadow:0 4px 16px rgba(37,99,235,.4)}
.wpfb3d-openbtn:active{transform:translateY(0);box-shadow:0 1px 4px rgba(37,99,235,.2)}
.wpfb3d-openbtn::before{content:'';display:inline-block;width:18px;height:18px;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 19.5A2.5 2.5 0 0 1 6.5 17H20'/%3E%3Cpath d='M6.5 2H20v20H6.5A2.5 2.5 0 0 1 4 19.5v-15A2.5 2.5 0 0 1 6.5 2z'/%3E%3C/svg%3E") no-repeat center/contain}

@media(max-width:640px){
    .wpfb3d-modal__content{width:100vw;height:100vh;border-radius:0}
    .wpfb3d-gallery{grid-template-columns:repeat(2,1fr)!important;gap:10px}
    .wpfb3d-openbtn{padding:8px 16px;font-size:13px}
}