:root{
  --bg:#f4f1e9;--paper:#fffef9;--paper-2:#f9f6ef;--ink:#24231f;--muted:#716f67;--line:#d8d2c6;
  --line-strong:#bfb7a8;--accent:#315f52;--accent-soft:#e7efe9;--danger:#9b3f3f;--warning:#8d6b2f;
  --shadow:0 18px 50px rgba(50,42,30,.09);--serif:Georgia,"Times New Roman",serif;--sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);color-scheme:light;font-family:var(--sans);
}
*{box-sizing:border-box}html,body,#app{margin:0;width:100%;min-height:100%;background:var(--bg);color:var(--ink)}body{min-height:100vh}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}a{color:var(--accent)}h1,h2,h3,p{margin-top:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.hp{position:absolute!important;left:-9999px!important;opacity:0!important}.grow{flex:1;min-width:210px}
.app-shell{min-height:100vh}.topbar{position:sticky;top:0;z-index:80;min-height:72px;padding:calc(10px + var(--safe-top)) 20px 10px;display:flex;align-items:center;gap:24px;background:rgba(255,254,249,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{border:0;background:transparent;color:var(--ink);display:flex;align-items:center;gap:11px;padding:0;min-width:max-content}.brand-mark{width:46px;height:46px;display:grid;place-items:center;overflow:hidden}.brand-mark img{width:100%;height:100%;object-fit:contain;display:block}.brand-title{font:700 19px/1.1 var(--serif);letter-spacing:-.015em}.topnav{display:flex;align-items:center;gap:4px}.topnav button{border:0;background:transparent;color:var(--muted);padding:10px 12px;border-radius:7px;font-size:14px;font-weight:650}.topnav button:hover{background:#f1ede4;color:var(--ink)}.topnav button.active{color:var(--accent);background:var(--accent-soft)}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:9px;min-width:0}.language-switch select{height:40px;border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:7px;padding:0 31px 0 11px;max-width:160px}.pill-status{font-size:12px;color:var(--muted);padding:8px 10px;border-left:1px solid var(--line);white-space:nowrap;max-width:190px;overflow:hidden;text-overflow:ellipsis}.icon-btn,.small-btn{border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:7px;min-height:40px;min-width:40px;padding:0 10px;display:inline-flex;align-items:center;justify-content:center;font-weight:700}.icon-btn:hover,.small-btn:hover{border-color:var(--line-strong);background:var(--paper-2)}.text-icon{font-family:var(--serif)}
.main{padding:42px 22px 80px}.view{width:min(1120px,100%);margin:0 auto}.hero{display:grid;grid-template-columns:minmax(0,1fr) 190px;gap:42px;align-items:end;padding:28px 0 36px;border-bottom:1px solid var(--line)}.hero-copy{max-width:820px}.eyebrow{margin-bottom:10px;color:var(--accent);font-size:12px;line-height:1.2;font-weight:800;text-transform:uppercase;letter-spacing:.16em}.hero h1,.page-heading h1{font:700 clamp(38px,6vw,66px)/1.02 var(--serif);letter-spacing:-.042em;margin:0 0 16px}.lead{font:400 18px/1.65 var(--serif);color:#55534d;max-width:810px;margin-bottom:0}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.hero-note{border-left:1px solid var(--line);padding-left:24px;display:grid;gap:5px;align-content:end}.hero-note .small-label{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted)}.hero-note strong{font:700 52px/1 var(--serif)}.hero-note span:last-child{color:var(--muted);font-size:13px}
.section{margin-top:34px}.feature-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-bottom:1px solid var(--line)}.feature-row article{padding:2px 26px 30px 0;margin-right:26px;border-right:1px solid var(--line)}.feature-row article:last-child{border-right:0;margin-right:0}.feature-row h3{font:700 20px/1.25 var(--serif);margin-bottom:8px}.feature-row p{font:400 14px/1.65 var(--sans);color:var(--muted);margin:0}.panel-title{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:16px}.panel-title h2{font:700 28px/1.15 var(--serif);margin-bottom:4px}.muted{color:var(--muted)}.fine{font-size:12px;line-height:1.55;color:var(--muted)}
.btn{border:1px solid var(--line-strong);background:var(--paper);color:var(--ink);border-radius:7px;min-height:46px;padding:0 17px;font-weight:750;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn:hover{background:#f3efe6}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{background:#294f45}.btn.secondary{background:transparent}.btn.ghost{background:transparent;border-color:var(--line)}.btn.full{width:100%}.btn.compact{min-height:36px;padding:0 11px;font-size:12px}.row-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:16px}
.badge{display:inline-flex;align-items:center;gap:5px;padding:6px 9px;border-radius:999px;border:1px solid var(--line);background:var(--paper);font-size:11px;font-weight:800;color:var(--muted)}.badge.green{border-color:#b9cbbf;background:#edf4ef;color:#315f52}.badge.warn{border-color:#d7c394;background:#f7f0dc;color:#7c6228}.notice{display:flex;gap:9px;align-items:flex-start;margin:22px 0 0;padding:13px 15px;border:1px solid #d8c79e;background:#faf4e6;border-radius:7px}.notice span{color:#715f37;font-size:13px;line-height:1.5}
.library-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.book-card{min-width:0}.book-cover{aspect-ratio:2/3;background:#e8e2d5;position:relative;overflow:hidden;display:flex;align-items:flex-end;padding:16px;border:1px solid #cfc6b6;box-shadow:0 13px 28px rgba(55,43,29,.09)}.book-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.book-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 42%,rgba(250,247,238,.94))}.cover-letter{position:absolute;inset:0;display:grid;place-items:center;font:700 62px/1 var(--serif);color:#8a8171}.cover-copy{position:relative;z-index:2;color:#27251f}.cover-copy strong{display:block;font:700 18px/1.18 var(--serif)}.cover-copy span{display:block;margin-top:6px;font-size:11px;color:#68645c}.book-body{padding:11px 1px 0}.book-meta{font-size:11px;color:var(--muted);display:flex;justify-content:space-between;gap:10px;margin-bottom:9px}.book-actions{display:flex;gap:7px}.book-actions .primary{flex:1}.empty{padding:56px 20px;text-align:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font:400 17px/1.6 var(--serif);color:var(--muted)}
.page-heading{padding-bottom:28px;border-bottom:1px solid var(--line);margin-bottom:28px}.page-heading h1{font-size:clamp(36px,5vw,58px)}.form-layout,.account-grid,.admin-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.paper-panel{background:var(--paper);border:1px solid var(--line);padding:24px;box-shadow:0 9px 30px rgba(51,45,35,.035)}.paper-panel h2{font:700 24px/1.2 var(--serif);display:flex;align-items:center;gap:11px;margin-bottom:19px}.paper-panel h2>span,.action-panel h2>span{font:700 12px/1 var(--sans);border:1px solid var(--line-strong);width:27px;height:27px;border-radius:50%;display:grid;place-items:center;color:var(--muted)}.action-panel{display:flex;justify-content:space-between;gap:26px;align-items:center}.action-panel h2{font:700 23px/1.2 var(--serif);display:flex;align-items:center;gap:11px;margin-bottom:7px}.action-panel p{margin:0}.field{display:grid;gap:7px;margin-bottom:15px}.field label{font-size:12px;font-weight:800;letter-spacing:.02em;color:#525048}.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:5px;padding:11px 12px;outline:none}.field input:focus,.field textarea:focus,.field select:focus{border-color:#739587;box-shadow:0 0 0 3px rgba(49,95,82,.08)}.field textarea{min-height:102px;resize:vertical;line-height:1.5}.field-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.upload-zone{position:relative;border:1px dashed var(--line-strong);padding:34px 18px;text-align:center;background:#fbf8f0;margin-bottom:14px}.upload-zone.drag{border-color:var(--accent);background:#f1f5f0}.upload-zone input[type=file]{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.upload-title{font:700 20px/1.3 var(--serif);margin-bottom:6px}.file-name{margin-top:12px;color:var(--accent);font-size:12px;font-weight:750}.status-line{min-height:20px;margin-bottom:5px}.create-preview{display:flex;gap:17px;align-items:flex-start;flex-wrap:wrap}.cover-preview{width:150px;aspect-ratio:2/3;background:#eee8dc;border:1px solid var(--line);display:grid;place-items:center;color:var(--muted);font-family:var(--serif)}.cover-preview img{width:100%;height:100%;object-fit:cover}
.voice-layout{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.feature-voice{position:relative;padding-top:58px}.voice-number{position:absolute;top:20px;right:21px;color:#a49c8f;font:700 12px/1 var(--serif);letter-spacing:.08em}.voice-note{padding:11px 12px;border-left:3px solid #a9bcb2;background:#f3f6f3;font-size:12px;line-height:1.55;color:#536059;margin-bottom:14px}.note-panel{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0}.note-panel p{color:var(--muted);margin:5px 0 0;line-height:1.6}.range-row{display:grid;grid-template-columns:1fr 64px;gap:12px;align-items:center}.range-row span{text-align:right;color:var(--accent);font-weight:800}
.price-card{background:#eef3ee;border:1px solid #c7d5cb;padding:26px}.price{font:700 54px/1 var(--serif);margin:15px 0 9px}.price small{font:600 14px/1 var(--sans);color:var(--muted);margin-left:6px}.quota-meter{display:grid;gap:8px;margin:20px 0}.quota-track{height:7px;background:#e8e3d9;overflow:hidden}.quota-track i{display:block;height:100%;background:var(--accent)}.quota-copy{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted)}.admin-section{border-top:1px solid var(--line);padding-top:28px}.admin-user,.signup-request{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}.admin-user:last-child,.signup-request:last-child{border-bottom:0}.admin-user strong,.admin-user span,.signup-request strong,.signup-request span{display:block}.admin-user span,.signup-request span{font-size:11px;color:var(--muted);margin-top:4px}.signup-request p{font-size:12px;color:#5f5c55;margin:8px 0 0;line-height:1.5}.signup-request.handled{opacity:.62}.request-actions{display:flex;gap:6px;align-items:flex-start;flex-wrap:wrap;justify-content:flex-end}.check-row{display:flex;align-items:center;gap:8px;padding:8px 0;font-size:13px}.check-row input{width:auto}
.modal-backdrop{position:fixed;z-index:250;inset:0;background:rgba(48,42,34,.35);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:20px}.modal{width:min(100%,640px);max-height:90vh;overflow:auto;background:var(--paper);border:1px solid var(--line-strong);padding:24px;box-shadow:var(--shadow)}.modal-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:19px}.modal-head h2{font:700 27px/1.15 var(--serif);margin:0}.x-btn{border:0;background:transparent;color:var(--ink);font-size:28px;line-height:1;padding:4px 7px}.toast{position:fixed;z-index:400;left:50%;bottom:24px;transform:translateX(-50%) translateY(14px);width:min(calc(100% - 28px),560px);padding:13px 15px;border:1px solid #b8c7be;background:#f7fbf8;color:#244036;box-shadow:var(--shadow);font-weight:700;font-size:13px;opacity:0;pointer-events:none;transition:.18s ease}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}.toast.error{border-color:#d6abab;background:#fff5f5;color:#7d3030}
.reader-shell{position:fixed;z-index:150;inset:0;background:#eae6dc;display:grid;grid-template-rows:auto 1fr auto}.reader-head{padding:calc(9px + var(--safe-top)) 14px 9px;display:grid;grid-template-columns:42px minmax(0,1fr) auto;gap:10px;align-items:center;background:rgba(255,254,249,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.reader-title{min-width:0}.reader-title strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font:700 17px/1.2 var(--serif)}.reader-title span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:11px;color:var(--muted);margin-top:3px}.reader-tools{display:flex;gap:6px}.reader-main{min-height:0;overflow:auto;padding:22px 14px 150px}.reading-page{width:min(760px,100%);margin:0 auto;background:#fffef9;color:#27251f;min-height:calc(100vh - 210px);box-shadow:0 18px 50px rgba(54,45,34,.12);padding:clamp(30px,7vw,78px);font-family:var(--serif);font-size:var(--reader-font,18px);line-height:var(--reader-line,1.72)}.reading-page h1,.reading-page h2,.reading-page h3{font-family:var(--serif);color:#1f1e1a;margin-top:1.7em}.reading-page p{margin:0 0 1em}.reading-page img{max-width:100%;height:auto}.reading-page a{color:#315f52}.reading-page .tts-active{background:#f1edc8;outline:2px solid #ddd69b}.reader-main.theme-sepia{background:#e4d9c8}.reader-main.theme-sepia .reading-page{background:#f9f0df}.reader-main.theme-dark{background:#1f211f}.reader-main.theme-dark .reading-page{background:#272a27;color:#e8e8df}.reader-main.theme-dark .reading-page h1,.reader-main.theme-dark .reading-page h2,.reader-main.theme-dark .reading-page h3{color:#faf9f2}.pdf-stage{width:min(980px,100%);margin:0 auto;display:grid;place-items:center;gap:13px}.pdf-canvas-wrap{max-width:100%;overflow:auto;background:#fff;box-shadow:0 18px 50px rgba(54,45,34,.16)}.pdf-canvas-wrap canvas{display:block;max-width:100%;height:auto}.page-nav{display:flex;align-items:center;gap:10px}.page-nav input{width:68px;text-align:center;border:1px solid var(--line);background:var(--paper);color:var(--ink);padding:8px}.audio-dock{position:absolute;left:50%;bottom:calc(12px + var(--safe-bottom));transform:translateX(-50%);width:min(760px,calc(100% - 24px));border:1px solid #cfc7b9;background:rgba(255,254,249,.97);box-shadow:0 18px 40px rgba(54,45,34,.15);padding:9px 11px;display:grid;grid-template-columns:48px minmax(0,1fr) auto;gap:11px;align-items:center}.play-main{width:48px;height:48px;border-radius:50%;border:0;background:var(--accent);color:#fff;font-size:18px}.audio-info{min-width:0}.audio-info strong,.audio-info span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.audio-info strong{font:700 14px/1.2 var(--serif)}.audio-info span{font-size:10px;color:var(--muted);margin-top:4px}.audio-actions{display:flex;gap:5px}.audio-actions button{border:1px solid var(--line);background:var(--paper);color:var(--ink);min-width:38px;height:38px}.progress-line{height:2px;background:#e9e4da;overflow:hidden;margin-top:7px}.progress-line i{display:block;height:100%;width:0;background:var(--accent);transition:width .2s ease}.editor-box{min-height:46vh;width:100%;border:1px solid var(--line);background:#fffef9;color:#26241f;padding:22px;outline:none;font:17px/1.65 var(--serif);overflow:auto;margin-bottom:14px}.editor-box:focus{border-color:#739587;box-shadow:0 0 0 3px rgba(49,95,82,.08)}
.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:900px){.topbar{gap:12px;flex-wrap:wrap}.topnav{order:3;width:100%;overflow:auto;border-top:1px solid var(--line);padding-top:7px}.topnav button{white-space:nowrap}.pill-status{display:none}.hero{grid-template-columns:1fr}.hero-note{display:none}.feature-row{grid-template-columns:1fr}.feature-row article{border-right:0;border-bottom:1px solid var(--line);margin:0;padding:20px 0}.feature-row article:last-child{border-bottom:0}.library-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.voice-layout{grid-template-columns:1fr}.form-layout,.account-grid,.admin-grid{grid-template-columns:1fr}.action-panel{align-items:flex-start;flex-direction:column}}
@media(max-width:640px){.topbar{padding-left:12px;padding-right:12px}.brand-title{display:none}.brand-mark{width:40px;height:40px}.top-actions{gap:6px}.language-switch select{max-width:142px;height:36px}.install-btn{min-height:36px;min-width:36px}.main{padding:28px 14px 60px}.hero h1,.page-heading h1{font-size:39px}.lead{font-size:16px}.library-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.paper-panel{padding:18px}.field-row{grid-template-columns:1fr}.create-preview{display:grid;grid-template-columns:115px 1fr}.cover-preview{width:115px}.reader-tools .icon-btn{min-width:36px;padding:0 8px}.reader-main{padding:10px 8px 145px}.reading-page{padding:30px 22px}.audio-dock{bottom:calc(8px + var(--safe-bottom));grid-template-columns:44px minmax(0,1fr) auto}.play-main{width:44px;height:44px}.modal-backdrop{padding:10px;align-items:flex-end}.modal{padding:19px;max-height:92vh}.request-actions{grid-column:1/-1;justify-content:flex-start}}
@media(max-width:390px){.library-grid{grid-template-columns:1fr 1fr}.topnav button{padding:9px 10px;font-size:13px}.language-switch select{max-width:126px}.create-preview{grid-template-columns:1fr}.cover-preview{width:135px}.reader-tools [data-editor]{display:none!important}}
@media print{.app-shell,.reader-shell,.modal-backdrop,.toast{display:none!important}}

.captcha-wrap{margin:5px 0 17px;padding:13px;background:#fbfaf5;border:1px solid var(--line);overflow:auto}.captcha-wrap>div:first-child{min-height:78px}.captcha-wrap .fine{margin:8px 0 0}.admin-settings-panel{grid-column:1/-1}.admin-settings-panel h3,.paper-panel h3{font:700 20px/1.25 var(--serif);margin:0 0 16px}.approval-summary{display:grid;gap:5px;padding:15px 16px;background:#f4f6f1;border-left:3px solid var(--accent);margin-bottom:16px}.approval-summary strong{font:700 18px/1.2 var(--serif)}.approval-summary span{font-size:12px;color:var(--muted)}