/* ═══════════════════════════════════════════════════════════════
   MAGAZINE IMMO — Flipbook PDF viewer
   ═══════════════════════════════════════════════════════════════ */

.flipbook-wrap{background:#1A1A1A;padding:30px 20px;border-radius:14px;position:relative;overflow:hidden}
.flipbook-wrap::before{content:"";position:absolute;top:-100px;left:50%;transform:translateX(-50%);width:400px;height:400px;background:radial-gradient(circle,rgba(224,138,48,.18),transparent 70%);filter:blur(40px);pointer-events:none}

.flipbook-stage{position:relative;width:100%;max-width:920px;margin:0 auto;perspective:2400px;perspective-origin:50% 30%;aspect-ratio:1.42}
@media(max-width:899px){.flipbook-stage{aspect-ratio:.71;max-width:420px}}

.flipbook-book{position:absolute;inset:0;display:flex;justify-content:center;transform-style:preserve-3d;transition:transform .6s var(--ease,cubic-bezier(.22,.61,.36,1))}

.flipbook-page{flex:1;background:#fff;position:relative;transform-style:preserve-3d;transform-origin:left center;transition:transform .9s cubic-bezier(.16,1,.3,1);box-shadow:0 20px 60px -15px rgba(0,0,0,.45),0 8px 16px -6px rgba(0,0,0,.25);overflow:hidden;cursor:pointer}
.flipbook-page canvas{width:100%;height:100%;display:block}
.flipbook-page .page-num{position:absolute;bottom:8px;left:50%;transform:translateX(-50%);font-family:var(--f-mono,monospace);font-size:9px;letter-spacing:.14em;color:rgba(0,0,0,.4);text-transform:uppercase;pointer-events:none}
.flipbook-page.flipped{transform:rotateY(-180deg)}
.flipbook-page-back{position:absolute;inset:0;background:#fff;transform:rotateY(180deg);backface-visibility:hidden;-webkit-backface-visibility:hidden}

@media(max-width:899px){
  .flipbook-stage{aspect-ratio:.71}
  .flipbook-book{justify-content:center}
  .flipbook-page{max-width:100%}
  .flipbook-page.right{display:none}
}

/* Controls */
.flipbook-controls{display:flex;justify-content:center;align-items:center;gap:14px;margin-top:24px;flex-wrap:wrap}
.flipbook-btn{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.15);width:46px;height:46px;border-radius:50%;font-family:var(--f-hero,sans-serif);font-size:20px;font-weight:700;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center}
.flipbook-btn:hover:not(:disabled){background:var(--orange-mag,#E08A30);border-color:var(--orange-mag,#E08A30);color:#1A1A1A;transform:translateY(-2px)}
.flipbook-btn:disabled{opacity:.35;cursor:not-allowed}
.flipbook-progress{font-family:var(--f-mono,monospace);font-size:12px;color:rgba(255,255,255,.7);text-transform:uppercase;letter-spacing:.14em;min-width:80px;text-align:center}
.flipbook-progress strong{color:var(--orange-mag,#E08A30);font-weight:700}
.flipbook-fullscreen{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.15);padding:11px 18px;border-radius:50px;font-family:var(--f-hero,sans-serif);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:8px}
.flipbook-fullscreen:hover{background:rgba(255,255,255,.15)}

/* Link overlays on biens */
.flipbook-link{position:absolute;background:rgba(224,138,48,.15);border:2px solid var(--orange-mag,#E08A30);border-radius:4px;cursor:pointer;transition:all .2s;text-decoration:none;display:block;pointer-events:auto}
.flipbook-link:hover{background:rgba(224,138,48,.35);transform:scale(1.02)}
.flipbook-link-label{position:absolute;top:-28px;left:50%;transform:translateX(-50%);background:var(--orange-mag,#E08A30);color:#1A1A1A;padding:3px 10px;border-radius:4px;font-family:var(--f-mono,monospace);font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;opacity:0;transition:opacity .2s}
.flipbook-link:hover .flipbook-link-label{opacity:1}

/* Loading state */
.flipbook-loading{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fff;z-index:5}
.flipbook-spinner{width:44px;height:44px;border:3px solid var(--line,#E5E5E5);border-top-color:var(--orange-mag,#E08A30);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.flipbook-loading p{margin-top:14px;font-family:var(--f-mono,monospace);font-size:11px;color:var(--mute,#6B6B6B);letter-spacing:.14em;text-transform:uppercase}

/* Fullscreen mode */
.flipbook-wrap.fullscreen{position:fixed;inset:0;z-index:9999;padding:60px 20px 30px;border-radius:0;display:flex;flex-direction:column;justify-content:center}
.flipbook-wrap.fullscreen .flipbook-stage{max-width:1200px;aspect-ratio:1.42}
.flipbook-close-fs{position:absolute;top:20px;right:20px;background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.15);width:42px;height:42px;border-radius:50%;font-size:22px;cursor:pointer;display:none}
.flipbook-wrap.fullscreen .flipbook-close-fs{display:flex;align-items:center;justify-content:center}
.flipbook-close-fs:hover{background:var(--red-web,#E2001A);border-color:var(--red-web,#E2001A)}