:root{--bg-primary: #FFF7F1;--bg-secondary: #FBE8DA;--surface: #FFFFFF;--text-primary: #3F2B27;--text-secondary: #6B514C;--text-muted: #9B8079;--brand: #D87450;--brand-2: #B85A3D;--accent: #E6A462;--border-light: #F1D9CC;--border-dark: #E1C1B0;--ring: rgba(216, 116, 80, .35);--ok: #2E7D32;--success: #22c55e;--warn: #E19A2B;--warning: #f59e0b;--err: #D14343;--error: #ef4444;--primary: var(--brand);--flipbook-topbar-height: 56px;--flipbook-controls-height: 88px;--flipbook-controls-gap: 12px;--flipbook-controls-pad-y: 12px;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--text-xs: 11px;--text-sm: 13px;--text-base: 14px;--text-md: 16px;--text-lg: 18px;--text-xl: 22px;--text-2xl: 28px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 999px;--shadow-sm: 0 2px 8px rgba(184, 90, 61, .08);--shadow-md: 0 6px 16px rgba(184, 90, 61, .12);--shadow-lg: 0 10px 28px rgba(184, 90, 61, .15);--shadow-xl: 0 20px 60px rgba(184, 90, 61, .18);--transition-fast: .15s ease;--transition-normal: .2s ease;--z-modal-backdrop: 900;--z-modal: 1000}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{height:100%;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{height:100%;margin:0;color:var(--text-primary);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:var(--text-base);line-height:1.6;background:radial-gradient(1200px 600px at 50% -200px,#FFEFE5 0%,transparent 60%),linear-gradient(180deg,var(--bg-primary) 0%,var(--bg-secondary) 100%);background-attachment:fixed;-webkit-font-smoothing:antialiased}#root{height:100%;display:flex;flex-direction:column}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}button{font-family:inherit}.container{width:100%;max-width:1600px;margin:0 auto;padding:var(--space-sm);flex:1;display:flex;flex-direction:column}@media (min-width: 375px){.container{padding:var(--space-md)}}@media 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.small{display:block}}@media (min-width: 768px){.header{flex-wrap:nowrap;min-height:72px;padding:var(--space-md) var(--space-lg)}.brand .logo{width:50px;height:50px}.brand h1{font-size:var(--text-lg)}}.nav{display:flex;gap:var(--space-xs);margin-bottom:var(--space-md);align-items:center;flex-wrap:nowrap;padding:var(--space-xs) 0;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.nav::-webkit-scrollbar{display:none}.nav a{color:var(--text-secondary);padding:var(--space-sm) var(--space-sm);border-radius:var(--radius-sm);font-weight:600;font-size:var(--text-xs);transition:all var(--transition-normal);white-space:nowrap;flex-shrink:0}.nav a:hover{color:var(--brand-2);background:#d8745014}.nav a.active{color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 4px 12px #d8745040}@media (min-width: 480px){.nav{gap:var(--space-sm)}.nav a{padding:var(--space-sm) var(--space-md);font-size:var(--text-sm);border-radius:var(--radius-md)}}@media (min-width: 768px){.nav{gap:var(--space-lg);margin-bottom:var(--space-lg);overflow-x:visible}.nav a{font-size:var(--text-base)}}.card{background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:var(--space-md);box-shadow:var(--shadow-md);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.card.soft{background:linear-gradient(180deg,#fff,#fff8f4);border-color:var(--border-dark)}@media (min-width: 480px){.card{padding:var(--space-lg);border-radius:var(--radius-lg)}}@media (min-width: 768px){.card{border-radius:var(--radius-xl)}}.btn{display:inline-flex;gap:var(--space-sm);align-items:center;justify-content:center;padding:10px var(--space-md);min-height:40px;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;font-weight:600;font-size:var(--text-sm);color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 6px 18px #d8745040;transition:transform var(--transition-fast),box-shadow 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0 0 3px var(--ring)}.input::placeholder{color:var(--text-muted)}.label{font-size:var(--text-sm);font-weight:600;color:var(--text-secondary);margin-bottom:var(--space-sm);display:block}.badge{font-size:var(--text-sm);font-weight:600;color:var(--brand-2);background:#d874501a;border:1px solid rgba(216,116,80,.25);border-radius:var(--radius-full);padding:6px 12px;display:inline-block}.dsmv-tag{position:absolute;top:var(--space-sm);left:var(--space-sm);background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;padding:4px 8px;border-radius:var(--radius-sm);font-size:var(--text-xs);font-weight:700;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:2}.cover{width:120px;height:160px;object-fit:cover;border-radius:var(--radius-md);background:#fff;border:1px solid var(--border-light);box-shadow:var(--shadow-md)}@media (min-width: 375px){.cover{width:140px;height:186px}}@media (min-width: 768px){.cover{width:180px;height:240px;border-radius:var(--radius-lg)}}.small{font-size:var(--text-sm);color:var(--text-muted)}.row{display:flex;gap:var(--space-sm);flex-wrap:wrap;align-items:flex-start}@media (min-width: 480px){.row{gap:var(--space-md)}}.grid{display:grid;grid-template-columns:1fr;gap:var(--space-md)}@media (min-width: 768px){.grid{gap:var(--space-lg)}}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:200px;color:var(--text-primary);padding:40px var(--space-md)}.loading-spinner{width:40px;height:40px;border:4px solid #F5D9C9;border-top:4px solid var(--brand);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:var(--space-lg)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.books-grid{display:grid;grid-template-columns:1fr;gap:var(--space-md);max-width:1600px;margin:0 auto;padding:0}@media (min-width: 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var(--space-md);text-decoration:none;border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:700;transition:all var(--transition-normal);min-height:44px}.secondary-btn:hover{transform:translateY(-1px);border-color:var(--brand)!important;color:var(--brand)!important}.empty-state,.error-message{text-align:center;padding:40px var(--space-md)}@media (min-width: 480px){.empty-state,.error-message{padding:60px var(--space-lg)}}.empty-icon{font-size:3rem;margin-bottom:var(--space-md)}@media (min-width: 480px){.empty-icon{font-size:4rem;margin-bottom:var(--space-lg)}}.empty-state h3,.error-message h3{color:var(--brand-2);margin:0 0 var(--space-sm) 0;font-size:var(--text-xl)}.empty-state p,.error-message p{color:var(--text-muted);margin:0}.flipbook-container{position:relative;display:flex;flex-direction:column;width:100%;height:100%;min-height:0;max-height:none;background:linear-gradient(180deg,#fff,#fff7f2);border-radius:var(--radius-md);border:1px solid var(--border-light);box-shadow:var(--shadow-xl);margin:0;overflow:hidden}@media (min-width: 480px){.flipbook-container{border-radius:var(--radius-lg)}}@media (min-width: 768px){.flipbook-container{border-radius:var(--radius-xl)}}.flipbook-container [data-page]{display:flex!important;align-items:center!important;justify-content:center!important}.flipbook-container .react-pageflip{margin:0 auto!important;display:block!important}.flipbook-topbar{flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;gap:var(--space-xs);flex-wrap:wrap;padding:var(--space-xs) var(--space-sm);min-height:44px;background:#fff8f4;border-bottom:1px solid var(--border-light);z-index:10}@media (min-width: 480px){.flipbook-topbar{gap:var(--space-sm);padding:var(--space-sm) var(--space-md);min-height:48px}}@media (min-width: 768px){.flipbook-topbar{flex:0 0 var(--flipbook-topbar-height)}}.flipbook-viewer{flex:1 1 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768px){.flipbook-controls{min-height:var(--flipbook-controls-height);gap:var(--flipbook-controls-gap);row-gap:calc(var(--flipbook-controls-gap) + 4px);padding:var(--flipbook-controls-pad-y) var(--space-md)}}.flipbook-controls .btn{font-size:10px;padding:6px 8px;min-height:32px;white-space:nowrap}@media (min-width: 375px){.flipbook-controls .btn{font-size:var(--text-xs);padding:6px 10px}}@media (min-width: 480px){.flipbook-controls .btn{font-size:var(--text-sm);padding:8px 12px;min-height:36px}}@media (min-width: 768px){.flipbook-controls .btn{padding:10px var(--space-md);min-height:40px}}.flipbook-error{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:200px;padding:var(--space-lg);text-align:center;color:#6b514c}.flipbook-error .error-icon{font-size:2.5rem;margin-bottom:var(--space-md)}.flipbook-error h3{color:var(--brand-2);margin:0 0 var(--space-sm) 0;font-size:var(--text-lg)}.flipbook-error p{color:var(--text-secondary);margin:0 0 var(--space-md) 0}.flipbook-grid-view{width:100%;height:100%;overflow-y:auto;overflow-x:hidden;display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-sm);padding:var(--space-sm)}@media (min-width: 480px){.flipbook-grid-view{grid-template-columns:repeat(3,1fr);gap:var(--space-md);padding:var(--space-md)}}@media (min-width: 768px){.flipbook-grid-view{grid-template-columns:repeat(4,1fr)}}@media (min-width: 1024px){.flipbook-grid-view{grid-template-columns:repeat(5,1fr);gap:var(--space-lg);padding:var(--space-lg)}}.flipbook-grid-page{background:#fff;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border-light);box-shadow:var(--shadow-sm);cursor:pointer;transition:transform var(--transition-normal),box-shadow var(--transition-normal)}.flipbook-grid-page:hover{transform:scale(1.03);box-shadow:var(--shadow-md)}.flipbook-grid-page.active{border:3px solid var(--brand)}.flipbook-grid-label{padding:var(--space-xs) 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480px){.book-cover-normal{width:160px}}.access-controls-compact,.access-controls-normal{padding:var(--space-md);background:linear-gradient(180deg,#fff,#fff8f4);border-radius:var(--radius-md);border:1px solid var(--border-light)}.access-controls-normal{padding:var(--space-lg)}.toast{font-size:var(--text-base);font-weight:600}.flipbook-container:fullscreen{height:100vh!important;max-height:none!important;margin:0!important;border-radius:0!important;background:#000}.flipbook-container:fullscreen .flipbook-viewer{background:#000}.flipbook-container:fullscreen .flipbook-topbar,.flipbook-container:fullscreen .flipbook-controls{background:#000000d1;color:#fff}.pdf-doc{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.flipbook-stage{position:relative;width:100%;height:100%}.centered-abs{position:absolute!important;left:50%!important;top:50%!important;transform:translate(-50%,-50%)!important;margin:0!important}.react-pdf__Document,.react-pdf__Page{display:flex;align-items:center;justify-content:center}@media (min-width: 768px) and (max-width: 1023px){:root{--flipbook-controls-height: 96px}.flipbook-viewer{padding:14px var(--space-lg)}}@media (max-width: 900px) and (orientation: landscape){.flipbook-container{height:100%;max-height:none;min-height:0}.flipbook-topbar{flex:0 0 40px;min-height:40px;padding:var(--space-xs)}.flipbook-controls{flex:0 0 auto;min-height:auto;padding:var(--space-xs);gap:var(--space-xs)}.flipbook-controls .btn{font-size:10px;padding:4px 6px;min-height:28px}.flipbook-viewer{padding:var(--space-xs)}}@media print{.flipbook-controls,.flipbook-topbar,.nav,.btn,button{display:none!important}.flipbook-container{background:#fff!important;box-shadow:none!important;height:auto!important}.flipbook-viewer{background:#fff!important;height:auto!important;overflow:visible!important}body{background:#fff}}@supports (padding: max(0px)){.header,.container{padding-left:max(var(--space-sm),env(safe-area-inset-left));padding-right:max(var(--space-sm),env(safe-area-inset-right))}.flipbook-controls{padding-bottom:max(var(--space-xs),env(safe-area-inset-bottom))}}@media (pointer: coarse){.btn,.nav a,.primary-btn,.secondary-btn{min-height:44px;min-width:44px}.input{min-height:44px}input[type=checkbox],input[type=radio]{min-width:20px;min-height:20px}}*{scrollbar-width:thin;scrollbar-color:var(--border-dark) 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