*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary: #0F1B2D;--bg-secondary: #1A2D45;--bg-card: #1E3352;--bg-input: #162033;--text-primary: #EDF2F7;--text-secondary: #94A8C0;--text-muted: #5A7A96;--accent: #4A9EFF;--accent-hover: #2D85F0;--accent-light: rgba(74, 158, 255, .15);--gold: #F0B429;--gold-light: rgba(240, 180, 41, .15);--border: #253D59;--border-light: #1E3050;--success: #38C172;--warning: #F0B429;--error: #E53E3E;--shadow-sm: 0 1px 3px rgba(0,0,0,.4);--shadow-md: 0 4px 12px rgba(0,0,0,.5);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--header-height: 56px;--player-height: 88px}html,body,#root{height:100%}body{font-family:Inter,Segoe UI,system-ui,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.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}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;border-radius:var(--radius-sm);font-family:inherit;font-size:.875rem;font-weight:600;cursor:pointer;min-height:44px;min-width:44px;padding:10px 16px;transition:background .15s,transform .1s;text-decoration:none}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.5;cursor:default}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid var(--border)}.btn-ghost:hover{background:var(--bg-card);color:var(--text-primary)}.btn-icon{background:transparent;border:none;color:var(--text-secondary);padding:8px;min-height:44px;min-width:44px;border-radius:var(--radius-sm)}.btn-icon:hover{background:var(--bg-card);color:var(--text-primary)}.btn-icon.active{color:var(--accent)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px;box-shadow:var(--shadow-sm)}.badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:.7rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase}.badge-handbook{background:var(--accent-light);color:var(--accent)}.badge-standard{background:var(--gold-light);color:var(--gold)}.app-header{display:flex;align-items:center;justify-content:space-between;gap:12px;height:calc(var(--header-height) + env(safe-area-inset-top));padding:env(safe-area-inset-top) 12px 0;background:var(--bg-secondary);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;flex-shrink:0}.header-left{display:flex;align-items:center;gap:8px;min-width:0}.header-title{font-size:1rem;font-weight:700;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.header-right{display:flex;align-items:center;gap:8px;flex-shrink:0}.player-bar{position:fixed;bottom:0;left:0;right:0;min-height:calc(var(--player-height) + env(safe-area-inset-bottom));background:var(--bg-secondary);border-top:1px solid var(--border);padding:8px 16px calc(8px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:4px;z-index:200;box-shadow:0 -4px 16px #0006}.player-title-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.player-title{font-size:.8rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.player-rate{flex-shrink:0;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-secondary);font-family:Courier New,monospace;font-weight:700;font-size:.8rem;padding:4px 8px;min-height:32px;cursor:pointer}.player-seek-row{display:flex;align-items:center;gap:8px}.player-time{font-family:Courier New,monospace;font-size:.75rem;color:var(--text-muted);min-width:38px;flex-shrink:0}.player-seek{flex:1;accent-color:var(--accent);height:24px;cursor:pointer}.player-controls{display:flex;align-items:center;justify-content:center;gap:8px}.player-btn{font-size:.95rem;width:44px;height:44px;border-radius:var(--radius-sm);background:transparent;border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center}.player-btn:hover:not(:disabled){background:var(--bg-card);color:var(--text-primary)}.player-btn--primary{background:var(--accent);border-color:var(--accent);color:#fff;font-size:1.2rem;width:52px;height:52px}.player-btn--primary:hover{background:var(--accent-hover);color:#fff}.shell{display:flex;flex-direction:column;height:100dvh;overflow:hidden}.shell-content{flex:1;overflow-y:auto;overflow-x:hidden}.shell-content--player{padding-bottom:calc(var(--player-height) + env(safe-area-inset-bottom))}.shell-content:not(.shell-content--player){padding-bottom:env(safe-area-inset-bottom)}.home-view{max-width:560px;margin:0 auto;padding:32px 20px 48px;display:flex;flex-direction:column;gap:24px}.home-hero{text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px}.home-hero-icon{font-size:3.5rem;line-height:1;margin-bottom:4px}.home-hero-title{font-size:1.5rem;font-weight:800;color:var(--text-primary)}.home-hero-sub{color:var(--text-secondary);font-size:1rem}.home-resume-card{display:flex;flex-direction:column;gap:4px;text-align:left;background:var(--bg-card);border:1px solid var(--accent);border-radius:var(--radius-md);padding:14px 16px;cursor:pointer;color:var(--text-primary);font-family:inherit}.home-resume-card:hover{background:var(--accent-light)}.home-resume-label{font-size:.7rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--accent)}.home-resume-title{font-size:.95rem;font-weight:600}.home-actions{display:flex;flex-direction:column;gap:10px}.home-cta{width:100%}.home-note{color:var(--text-secondary);font-size:.85rem;text-align:center}.home-disclaimer{color:var(--text-muted);font-size:.75rem;text-align:center;border-top:1px solid var(--border-light);padding-top:16px}.lib-view{max-width:640px;margin:0 auto;padding:12px 12px 24px;display:flex;flex-direction:column;gap:8px}.lib-row{display:flex;align-items:center;gap:10px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:10px 12px}.lib-row--active{border-color:var(--accent)}.lib-row-play{flex-shrink:0;width:44px;height:44px;border-radius:50%;border:1px solid var(--border);background:var(--bg-input);color:var(--text-primary);font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center}.lib-row--active .lib-row-play{background:var(--accent);border-color:var(--accent);color:#fff}.lib-row-main{flex:1;min-width:0;cursor:pointer;display:flex;flex-direction:column;gap:4px}.lib-row-title-line{display:flex;align-items:baseline;gap:8px;min-width:0}.lib-row-label{font-size:.7rem;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.03em;flex-shrink:0}.lib-row-title{font-size:.9rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lib-row-meta{font-size:.75rem;color:var(--text-muted);display:flex;gap:6px}.lib-row-dot{opacity:.6}.lib-row-progress{height:3px;background:var(--border);border-radius:2px;overflow:hidden}.lib-row-progress-fill{height:100%;background:var(--accent);border-radius:2px}.lib-row-download{flex-shrink:0}.lib-row-download-done{color:var(--success)}.lib-row-download-error{color:var(--error)}.lib-row-download-progress{border-radius:50%;background:conic-gradient(var(--accent) var(--dl-progress, 0%),var(--bg-input) 0);color:var(--text-primary);font-size:.7rem}.pwa-update{position:fixed;left:50%;transform:translate(-50%);bottom:calc(env(safe-area-inset-bottom,0px) + 16px);z-index:200;display:flex;align-items:center;gap:16px;max-width:min(440px,calc(100vw - 24px));padding:12px 12px 12px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-md)}.shell:has(.player-bar) .pwa-update{bottom:calc(env(safe-area-inset-bottom,0px) + var(--player-height) + 16px)}.pwa-update__text{font-size:.9rem;color:var(--text-primary)}.pwa-update__actions{display:flex;align-items:center;gap:8px;margin-left:auto}.pwa-update__refresh,.pwa-update__dismiss{min-height:44px;padding:0 16px;border-radius:var(--radius-sm);font-family:inherit;font-size:.875rem;font-weight:600;cursor:pointer}.pwa-update__refresh{background:var(--accent);border:1px solid var(--accent);color:#fff}.pwa-update__refresh:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.pwa-update__dismiss{background:transparent;border:1px solid var(--border);color:var(--text-secondary)}.pwa-update__dismiss:hover{color:var(--text-primary);border-color:var(--text-muted)}