*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0e0e18;--surface:#17172b;--card:#1d1d30;--card-hover:#252540;
  --border:#2a2a45;--accent:#f17b2a;--accent2:#ffb347;
  --text:#f0f0fa;--muted:#8888aa;--success:#4caf82;--danger:#e05555;
  --r:14px;--r-sm:10px;--r-lg:22px;
}
html,body{height:100%;background:var(--bg);color:var(--text);font-family:'Inter',system-ui,sans-serif;font-size:15px}
::-webkit-scrollbar{width:5px}::-webkit-scrollbar-thumb{background:var(--border);border-radius:9px}

/* Layout */
#app{min-height:100vh;padding-top:62px;padding-bottom:120px}
.page{max-width:1200px;margin:0 auto;padding:36px 24px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 22px;border-radius:99px;border:none;cursor:pointer;font:600 14px 'Inter',sans-serif;transition:all .17s;white-space:nowrap}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent2);transform:translateY(-1px);box-shadow:0 4px 18px rgba(241,123,42,.35)}
.btn-ghost{background:transparent;color:var(--muted);border:1px solid var(--border)}
.btn-ghost:hover{color:var(--text);border-color:var(--muted)}
.btn-danger{background:transparent;color:var(--danger);border:1px solid var(--danger);opacity:.75}
.btn-danger:hover{opacity:1}
.btn:disabled{opacity:.4;cursor:default;transform:none!important}

/* Icon buttons */
.ibtn{width:38px;height:38px;border-radius:50%;background:var(--surface);border:none;cursor:pointer;color:var(--text);display:flex;align-items:center;justify-content:center;transition:all .15s;flex-shrink:0}
.ibtn:hover{background:var(--card)}
.ibtn:disabled{opacity:.35;cursor:default}
.ibtn-lg{width:56px;height:56px;border-radius:50%;background:var(--accent);border:none;cursor:pointer;color:#fff;display:flex;align-items:center;justify-content:center;transition:all .18s;box-shadow:0 4px 20px rgba(241,123,42,.4);flex-shrink:0}
.ibtn-lg:hover{transform:scale(1.07);background:var(--accent2)}

/* Badges */
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:99px;font-size:11px;font-weight:700;letter-spacing:.3px;text-transform:uppercase}
.b-blue{background:rgba(100,140,230,.18);color:#7aaaff}
.b-orange{background:rgba(241,123,42,.2);color:var(--accent)}
.b-green{background:rgba(76,175,130,.18);color:var(--success)}
.b-red{background:rgba(224,85,85,.18);color:var(--danger)}

/* Progress */
.prog-track{height:4px;background:var(--border);border-radius:99px;overflow:hidden}
.prog-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:99px;transition:width .4s}

/* Header */
.header{display:flex;align-items:center;justify-content:space-between;margin-bottom:36px}
.logo{display:flex;align-items:center;gap:12px}
.logo-icon{display:flex;align-items:center}
.logo-text{font-size:24px;font-weight:800;letter-spacing:-.5px}
.logo-sub{color:var(--muted);font-size:13px;margin-top:2px}

/* Book grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(185px,1fr));gap:22px}
.book-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:13px;cursor:pointer;transition:all .18s ease}
.book-card:hover{background:var(--card-hover);transform:translateY(-3px);box-shadow:0 12px 32px rgba(0,0,0,.5)}
.book-cover{position:relative;padding-top:138%;border-radius:var(--r-sm);overflow:hidden;background:var(--bg);margin-bottom:12px}
.book-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.book-cover-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.cover-badge{position:absolute;top:7px;left:7px}
.book-title{font-weight:700;font-size:13px;line-height:1.35;margin-bottom:4px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.book-author{color:var(--muted);font-size:12px;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.book-meta{color:var(--muted);font-size:11px}

/* Empty state */
.empty{text-align:center;padding:100px 20px}
.empty-icon{margin-bottom:24px}
.empty h2{font-weight:700;margin-bottom:10px}
.empty p{color:var(--muted);margin-bottom:28px}

/* Upload modal */
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.65);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:200;padding:16px}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:32px;width:100%;max-width:460px;box-shadow:0 8px 40px rgba(0,0,0,.5)}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.modal-header h2{font-size:19px;font-weight:700}
.drop-zone{border:2px dashed var(--border);border-radius:var(--r);padding:44px 24px;text-align:center;cursor:pointer;transition:all .18s;margin-bottom:20px}
.drop-zone:hover,.drop-zone.dragover{border-color:var(--accent);background:rgba(241,123,42,.05)}
.drop-zone.has-file{border-color:var(--accent);background:rgba(241,123,42,.07)}
.drop-icon{margin-bottom:12px}
.drop-title{font-weight:600;margin-bottom:5px}
.drop-sub{color:var(--muted);font-size:13px}
.modal-note{background:rgba(100,140,230,.1);border:1px solid rgba(100,140,230,.2);border-radius:var(--r-sm);padding:10px 14px;font-size:13px;color:var(--muted);margin-bottom:18px}
.legal-check{display:flex;align-items:flex-start;gap:10px;padding:12px 0;cursor:pointer;font-size:13px;color:var(--muted);line-height:1.5;margin-bottom:6px}
.legal-check input{margin-top:2px;accent-color:var(--accent);flex-shrink:0;width:16px;height:16px;cursor:pointer}
.modal-actions{display:flex;gap:10px;justify-content:flex-end}
.error-msg{color:var(--danger);font-size:13px;margin-bottom:14px}

/* Stats bar */
.stats-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:10px 16px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-sm);margin-bottom:24px;font-size:13px;color:var(--muted)}
.stats-item strong{color:var(--text)}
.stats-sep{color:var(--border)}

/* Book detail */
.back-btn{margin-bottom:28px}
.hero{display:flex;gap:32px;margin-bottom:44px;flex-wrap:wrap}
.hero-cover{width:175px;min-width:175px;height:248px;border-radius:var(--r);overflow:hidden;background:var(--card);box-shadow:0 8px 32px rgba(0,0,0,.5);flex-shrink:0}
.hero-cover img{width:100%;height:100%;object-fit:cover}
.hero-cover-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.hero-info{flex:1;min-width:220px}
.hero-badge{margin-bottom:10px}
.hero-title{font-size:24px;font-weight:800;line-height:1.25;margin-bottom:6px;letter-spacing:-.4px}
.hero-author{color:var(--muted);margin-bottom:14px}
.hero-meta{color:var(--muted);font-size:13px;margin-bottom:24px}
.voice-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:8px}
select.voice-select{background:var(--card);color:var(--text);border:1px solid var(--border);border-radius:99px;padding:9px 16px;font:14px 'Inter',sans-serif;cursor:pointer;outline:none}
/* Generating card */
.gen-card{background:linear-gradient(135deg,rgba(241,123,42,.12),rgba(255,179,71,.05));border:1px solid rgba(241,123,42,.35);border-radius:var(--r);padding:18px 20px;max-width:460px;margin-top:4px}
.gen-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.gen-pulse{width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 rgba(241,123,42,.7);animation:pulse 1.8s infinite;flex-shrink:0}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(241,123,42,.7)}70%{box-shadow:0 0 0 12px rgba(241,123,42,0)}100%{box-shadow:0 0 0 0 rgba(241,123,42,0)}}
.gen-head-text{min-width:0;flex:1}
.gen-head-title{font-weight:700;font-size:15px}
.gen-head-sub{color:var(--muted);font-size:12px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.gen-track{height:6px;margin-bottom:8px}
.gen-stats{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:14px}
#gen-pct{color:var(--accent);font-weight:700}
.gen-play-btn{background:var(--success)!important;width:100%;justify-content:center}
.gen-play-btn:hover{background:#5bc497!important}
.gen-hint{color:var(--muted);font-size:12px;font-style:italic}
.skipped-note{color:var(--muted);font-size:12px;text-align:center;margin-top:12px;font-style:italic}

/* Spinner */
.spin{animation:spin .9s linear infinite;transform-origin:center}
@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}

/* Chapter list */
.section-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:14px}
.chapters{display:flex;flex-direction:column;gap:5px}
.chap-row{display:flex;align-items:center;gap:14px;padding:13px 16px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-sm);transition:all .15s}
.chap-row.clickable{cursor:pointer}
.chap-row.clickable:hover{background:var(--card-hover)}
.chap-row.active{background:rgba(241,123,42,.12);border-color:var(--accent)}
.chap-row.generating-now{border-color:var(--accent);background:rgba(241,123,42,.06)}
.chap-row.generating-now .chap-title{color:var(--accent)}
.chap-row.dimmed{opacity:.5}
.chap-num{width:28px;text-align:center;color:var(--muted);font-size:12px;flex-shrink:0}
.chap-num.playing{color:var(--accent);font-size:15px}
.chap-body{flex:1;min-width:0}
.chap-title{font-weight:600;font-size:14px;margin-bottom:2px}
.chap-title.active-text{color:var(--accent)}
.chap-sub{color:var(--muted);font-size:12px}
.danger-zone{margin-top:44px;padding-top:22px;border-top:1px solid var(--border);display:flex;align-items:center;gap:14px}

/* Player */
.player{position:fixed;bottom:0;left:0;right:0;z-index:300;background:rgba(12,12,22,.93);backdrop-filter:blur(22px);border-top:1px solid var(--border)}
.player.hidden{display:none}
.player-seek{height:4px;background:var(--border);cursor:pointer;position:relative;user-select:none}
.player-seek-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:0 2px 2px 0;pointer-events:none}
.player-body{display:flex;align-items:center;gap:14px;padding:10px 22px;height:76px}
.player-info{display:flex;align-items:center;gap:11px;width:240px;min-width:0;flex-shrink:0}
.player-thumb{width:44px;height:44px;border-radius:8px;overflow:hidden;background:var(--card);flex-shrink:0}
.player-thumb img{width:100%;height:100%;object-fit:cover}
.player-thumb-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.player-text{min-width:0}
.player-chap{font-weight:700;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player-book{color:var(--muted);font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player-controls{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px}
.ctrl-row{display:flex;align-items:center;gap:10px}
.player-time{color:var(--muted);font-size:11px;font-variant-numeric:tabular-nums}
.player-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.speed-btn{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:5px 10px;color:var(--text);cursor:pointer;font:700 12px 'Inter',sans-serif}
.vol-row{display:flex;align-items:center;gap:6px}
input[type=range]{accent-color:var(--accent);cursor:pointer}
.clist-btn{color:var(--muted)}
.clist-btn.active{color:var(--accent)}

/* Chapter panel */
.chap-panel{position:fixed;bottom:80px;right:16px;width:300px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:0 8px 32px rgba(0,0,0,.5);z-index:400;overflow:hidden}
.chap-panel-head{padding:13px 16px;border-bottom:1px solid var(--border);font-weight:700;font-size:14px}
.chap-panel-list{max-height:340px;overflow-y:auto;padding:6px 0}
.chap-panel-item{padding:9px 16px;cursor:pointer;font-size:13px;transition:background .1s}
.chap-panel-item:hover{background:var(--card)}
.chap-panel-item.active{color:var(--accent);font-weight:700}

/* ── Freedible ────────────────────────────────────────────────────────────── */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(14,14,24,.92);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--border)}
.site-header-inner{max-width:1200px;margin:0 auto;padding:0 24px;height:62px;display:flex;align-items:center;justify-content:space-between}
.wordmark{font-size:21px;font-weight:800;letter-spacing:-.6px;color:var(--text);cursor:pointer;user-select:none}

/* Landing (empty state) */
.landing-split{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;min-height:480px;padding:32px 0 56px}
.landing-text h1{font-size:clamp(32px,4.8vw,54px);font-weight:800;letter-spacing:-1.6px;line-height:1.08;margin-bottom:18px}
.landing-text p{color:var(--muted);font-size:17px;line-height:1.6;margin-bottom:28px;max-width:440px}
.landing-text .btn-primary{padding:13px 28px;font-size:15px}

.landing-shelf{position:relative;height:460px}
.tile{position:absolute;width:152px;height:224px;border-radius:6px;box-shadow:0 16px 42px rgba(0,0,0,.5),0 2px 0 rgba(255,255,255,.04) inset;display:flex;flex-direction:column;justify-content:space-between;padding:18px 16px;color:rgba(255,255,255,.96);overflow:hidden;transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.08) 0%,transparent 30%,transparent 60%,rgba(0,0,0,.35) 100%);pointer-events:none}
.tile-top{font-size:10px;font-weight:700;letter-spacing:2px;text-transform:uppercase;opacity:.55;position:relative}
.tile-bottom{position:relative}
.tile-title{font-size:15.5px;font-weight:700;letter-spacing:-.3px;line-height:1.18;margin-bottom:6px}
.tile-author{font-size:11px;opacity:.78;letter-spacing:.4px;text-transform:uppercase}
.tile:nth-child(1){top:0;left:0;transform:rotate(-5deg);background:linear-gradient(150deg,#3f2a5a 0%,#241638 100%)}
.tile:nth-child(2){top:14px;left:158px;transform:rotate(3deg);background:linear-gradient(150deg,#5a3820 0%,#2e1c0e 100%)}
.tile:nth-child(3){top:4px;left:308px;transform:rotate(-2deg);background:linear-gradient(150deg,#1f4250 0%,#0d2128 100%)}
.tile:nth-child(4){top:210px;left:58px;transform:rotate(4deg);background:linear-gradient(150deg,#5a2530 0%,#2c1016 100%)}
.tile:nth-child(5){top:222px;left:218px;transform:rotate(-3deg);background:linear-gradient(150deg,#265a3e 0%,#122c1f 100%)}
.landing-shelf:hover .tile{transform:rotate(0) translateY(-2px)}
.landing-shelf:hover .tile:nth-child(1){left:-10px}
.landing-shelf:hover .tile:nth-child(3){left:318px}
.landing-shelf:hover .tile:nth-child(4){top:220px;left:48px}
.landing-shelf:hover .tile:nth-child(5){top:232px;left:228px}

/* Library page header */
.lib-head{display:flex;align-items:baseline;justify-content:space-between;margin:8px 0 24px;gap:16px;flex-wrap:wrap}
.lib-h1{font-size:28px;font-weight:800;letter-spacing:-.7px}
.lib-meta{font-size:13px;color:var(--muted)}

/* Book card play overlay */
.play-ov{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.5);opacity:0;transition:opacity .18s;border-radius:var(--r-sm)}
.book-card:hover .play-ov{opacity:1}
.play-ov-btn{width:52px;height:52px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 6px 24px rgba(0,0,0,.5);transition:transform .15s}
.book-card:hover .play-ov-btn{transform:scale(1.08)}

@media(max-width:900px){
  .landing-split{grid-template-columns:1fr;gap:40px;padding-bottom:40px}
  .landing-shelf{height:300px;max-width:460px;margin:0 auto}
  .tile{width:130px;height:195px}
  .tile:nth-child(1){top:0;left:20px}
  .tile:nth-child(2){top:10px;left:150px}
  .tile:nth-child(3){top:0;left:280px}
  .tile:nth-child(4){top:110px;left:60px}
  .tile:nth-child(5){top:115px;left:200px}
}
@media(max-width:520px){
  .landing-shelf{display:none}
}