.scan-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;background:#000;display:flex;align-items:center;justify-content:center;flex-direction:column;overflow:hidden}.scan-video{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.scan-frame{position:relative;z-index:2;width:280px;height:120px;box-shadow:0 0 0 9999px #0000008c;border-radius:4px}.scan-corners{position:absolute;top:0;right:0;bottom:0;left:0}.scan-corners-found .scan-corner{border-color:#facc15!important;animation:scan-pulse .35s ease}@keyframes scan-pulse{0%{transform:scale(1)}50%{transform:scale(1.08)}to{transform:scale(1)}}.scan-corner{position:absolute;width:22px;height:22px}.scan-corner-tl{top:0;left:0;border-top:3px solid #4ADE80;border-left:3px solid #4ADE80}.scan-corner-tr{top:0;right:0;border-top:3px solid #4ADE80;border-right:3px solid #4ADE80}.scan-corner-bl{bottom:0;left:0;border-bottom:3px solid #4ADE80;border-left:3px solid #4ADE80}.scan-corner-br{bottom:0;right:0;border-bottom:3px solid #4ADE80;border-right:3px solid #4ADE80}.scan-line{position:absolute;left:8px;right:8px;height:2px;background:#4ade80d9;box-shadow:0 0 6px #4ade8099;animation:scan-sweep 2s ease-in-out infinite}@keyframes scan-sweep{0%{top:10%}50%{top:80%}to{top:10%}}.scan-found-badge{position:absolute;bottom:-36px;left:50%;transform:translate(-50%);white-space:nowrap;font-size:13px;font-weight:800;font-family:var(--font-display, monospace);color:#facc15;letter-spacing:.06em}.scan-hint{position:absolute;bottom:140px;left:0;right:0;z-index:3;color:#ffffffd1;font-size:13px;font-weight:600;text-align:center;padding:0 28px;line-height:1.5}.scan-cancel-btn{position:absolute;bottom:52px;z-index:3;background:#ffffff1f;border:2px solid rgba(255,255,255,.28);border-radius:var(--radius, 10px);color:#fff;font-family:inherit;font-size:15px;font-weight:700;padding:12px 36px;cursor:pointer}.scan-cancel-btn:active{background:#ffffff38}.scan-message-screen{gap:0;padding:32px;text-align:center}.scan-back-btn{background:#ffffff26;border:2px solid rgba(255,255,255,.3);border-radius:var(--radius, 10px);color:#fff;font-family:inherit;font-size:14px;font-weight:700;padding:10px 28px;cursor:pointer}@keyframes bsc-wiggle{0%{transform:rotate(var(--tile-rot)) translateY(0) scale(1)}30%{transform:rotate(calc(var(--tile-rot) * -.8)) translateY(-11px) scale(1.1)}60%{transform:rotate(calc(var(--tile-rot) * .4)) translateY(-4px) scale(1.04)}to{transform:rotate(var(--tile-rot)) translateY(0) scale(1)}}.bsc-tile{width:42px;height:42px;border-radius:7px;border:3px solid var(--tile-border, #1A0D08);box-shadow:3px 3px 0 var(--tile-border, #1A0D08),inset 0 3px #ffffff4d,inset 0 -3px #00000038,inset 3px 0 #ffffff1f,inset -3px 0 #0000001f;background:var(--tile-bg, #E8524A);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:20px;font-weight:900;color:var(--tile-letter, #fff);text-shadow:0 1px 0 rgba(0,0,0,.45),0 -1px 0 rgba(255,255,255,.15);letter-spacing:-.01em;transform:rotate(var(--tile-rot));animation:bsc-wiggle 1.8s ease-in-out infinite;animation-delay:var(--tile-delay);will-change:transform;flex-shrink:0}@keyframes bicycle-wheels{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes bicycle-ride{0%,to{transform:translateY(0) rotate(-.5deg)}50%{transform:translateY(-5px) rotate(.5deg)}}.bicycle-loader{animation:bicycle-ride .75s ease-in-out infinite}@keyframes teacup-spin{0%{transform:rotate(-10deg) scale(1)}25%{transform:rotate(0) scale(1.06)}50%{transform:rotate(10deg) scale(1)}75%{transform:rotate(0) scale(1.06)}to{transform:rotate(-10deg) scale(1)}}@keyframes steam-rise{0%,to{transform:translateY(0);opacity:.7}50%{transform:translateY(-8px);opacity:0}}.teacup-loader{animation:teacup-spin 1.8s ease-in-out infinite}.steam-wisp{animation:steam-rise 1.6s ease-in-out infinite}@keyframes neon-glitch{0%{transform:rotate(var(--tile-rot)) scale(1);filter:brightness(1)}6%{transform:rotate(calc(var(--tile-rot) + 4deg)) scale(1.06) skew(3deg);filter:brightness(1.8) hue-rotate(25deg)}12%{transform:rotate(calc(var(--tile-rot) - 2deg)) scale(.97);filter:brightness(.7)}18%{transform:rotate(var(--tile-rot)) scale(1.1);filter:brightness(2) saturate(2.5)}24%{transform:rotate(var(--tile-rot)) scale(1);filter:brightness(1)}72%{transform:rotate(var(--tile-rot)) scale(1);filter:brightness(1)}76%{transform:rotate(calc(var(--tile-rot) - 3deg)) scale(1.04) skew(-2deg);filter:brightness(1.6) hue-rotate(-15deg)}80%{transform:rotate(var(--tile-rot)) scale(1);filter:brightness(1)}to{transform:rotate(var(--tile-rot)) scale(1);filter:brightness(1)}}@keyframes float-tile{0%,to{transform:rotate(var(--tile-rot)) translateY(0) scale(1)}40%{transform:rotate(calc(var(--tile-rot) * .7)) translateY(-7px) scale(1.04)}70%{transform:rotate(calc(var(--tile-rot) * .9)) translateY(-3px) scale(1.02)}}[data-theme=bsc-80s] .bsc-tile{border-color:var(--tile-border);border-radius:10px;box-shadow:0 0 10px var(--tile-bg, #FF2D9B),0 0 22px var(--tile-bg, #FF2D9B),inset 0 0 10px #ffffff1a,inset 0 2px #fff3;text-shadow:0 0 8px var(--tile-letter, #fff),0 0 2px rgba(0,0,0,.6);animation-name:neon-glitch;animation-duration:3.2s;animation-timing-function:ease-in-out}[data-theme=clarity] .bsc-tile{border-radius:10px;border-color:var(--tile-border);box-shadow:0 3px 10px #1e2a4a33,0 1px 3px #1e2a4a1f,inset 0 1px #ffffff73;text-shadow:0 1px 3px rgba(0,0,0,.3);animation-name:float-tile;animation-duration:3.2s;animation-timing-function:ease-in-out}@keyframes pond-bob{0%,to{transform:rotate(var(--tile-rot)) translateY(0) scale(1)}38%{transform:rotate(calc(var(--tile-rot) + 2.5deg)) translateY(-9px) scale(1.04)}68%{transform:rotate(calc(var(--tile-rot) - 1.5deg)) translateY(-4px) scale(1.01)}}[data-theme=frog-toad] .bsc-tile{border-radius:12px;border-color:#2c1a08a6;border-width:2.5px;box-shadow:2px 3px #2c1a086b,inset 0 3px #ffffff38,inset 0 -2px #00000029,inset 3px 0 #ffffff14;text-shadow:0 1px 0 rgba(0,0,0,.4),0 -1px 0 rgba(255,255,255,.12);animation-name:pond-bob;animation-duration:4.2s;animation-timing-function:ease-in-out}@keyframes wonderland-fall{0%{transform:rotate(var(--tile-rot)) translateY(0) scale(1)}25%{transform:rotate(calc(var(--tile-rot) * -2)) translateY(-14px) scale(1.1)}55%{transform:rotate(calc(var(--tile-rot) + 8deg)) translateY(-6px) scale(1.04)}78%{transform:rotate(calc(var(--tile-rot) - 5deg)) translateY(-10px) scale(1.07)}to{transform:rotate(var(--tile-rot)) translateY(0) scale(1)}}[data-theme=wonderland] .bsc-tile{border-radius:6px;border-color:#1a0a35b3;box-shadow:3px 3px #1a0a3580,inset 0 2px #ffffff40,inset 0 -2px #0003;text-shadow:0 1px 0 rgba(0,0,0,.5),0 -1px 0 rgba(255,255,255,.1);animation-name:wonderland-fall;animation-duration:3.8s;animation-timing-function:ease-in-out}.book-cover{background:var(--paper-soft, #FFF0D0);border:2px solid var(--border, #2A1F1A);border-radius:var(--radius-sm, 6px);box-shadow:var(--shadow-card, 3px 3px 0 #2A1F1A);overflow:hidden;flex-shrink:0;display:flex;align-items:center;justify-content:center}.book-cover img{width:100%;height:100%;object-fit:cover;display:block}.book-cover-fallback{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:100%;padding:8px;text-align:center;gap:4px}.book-cover-fallback-title{font-family:var(--font-body);font-size:11px;font-weight:700;color:var(--ink-soft);line-height:1.3;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}.progress-wrap{display:flex;flex-direction:column;gap:5px}.progress-bar-track{height:10px;background:var(--paper-soft);border:2px solid 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var(--border)}.btn-ghost{background:none;border:none;font-family:inherit;font-size:13px;font-weight:600;color:var(--ink-muted);cursor:pointer;padding:8px 0;text-decoration:underline;text-underline-offset:3px}.btn-ghost:hover{color:var(--ink)}.card{background:var(--paper);border:2px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:16px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#2a1f1a99;z-index:200;display:flex;align-items:flex-end;justify-content:center;padding:0;animation:fade-in .15s ease}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.modal-sheet{background:var(--paper);border:2px solid var(--border);border-bottom:none;border-radius:var(--radius-lg) var(--radius-lg) 0 0;box-shadow:0 -4px 24px #2a1f1a26;width:100%;max-width:480px;max-height:92dvh;overflow-y:auto;padding:20px 20px 36px;animation:slide-up .2s ease}@keyframes 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1fr;gap:12px}textarea.form-input{resize:vertical;min-height:72px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{height:100%;font-family:var(--font-body, "Plus Jakarta Sans", sans-serif);-webkit-font-smoothing:antialiased}body{background:var(--bg, #FFE5A8);color:var(--ink, #2A1F1A)}.app{display:flex;flex-direction:column;min-height:100dvh;max-width:480px;margin:0 auto;background:var(--bg);background-image:repeating-linear-gradient(180deg,transparent 0px,transparent 28px,var(--stripe-color, transparent) 28px,var(--stripe-color, transparent) 30px)}.screen{flex:1;overflow-y:auto;padding-bottom:80px}.placeholder{padding:48px 24px;text-align:center}.placeholder h1{font-family:var(--font-display, "Bowlby One", serif);font-size:32px;margin-bottom:12px}.placeholder p{font-size:15px;color:var(--ink-soft, #5C4A3F)}.tabs{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;display:grid;grid-template-columns:repeat(4,1fr);background:var(--paper, #FFFAF0);border-top:2px solid var(--border, #2A1F1A);padding:8px 0 16px;z-index:100}.tab{background:none;border:none;font-family:inherit;cursor:pointer;padding:6px 8px;border-radius:var(--radius-sm, 6px);display:flex;flex-direction:column;align-items:center;gap:3px;transition:color .1s}.tab-icon{font-size:18px;line-height:1;filter:grayscale(1) opacity(.5);transition:filter .1s}.tab-label{display:block;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-muted, #8B6F5C);transition:color .1s}.tab.active .tab-icon{filter:none}.tab.active .tab-label{color:var(--ink, #2A1F1A)}.tab.active{background:var(--warm, #F5C842);border:2px solid var(--border, #2A1F1A);box-shadow:var(--shadow-soft, 2px 2px 0 #2A1F1A);margin:0 6px}.boot,.boot-error{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;padding:24px;text-align:center;font-family:var(--font-body, "Plus Jakarta Sans", sans-serif);gap:12px}.boot-spinner{font-size:48px;animation:pulse 1.6s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.95)}}.boot p{font-size:15px;color:var(--ink-soft, #5C4A3F)}.boot-error h1{font-family:var(--font-display, "Bowlby One", serif);font-size:36px}.boot-error p{font-size:15px;color:var(--ink-soft, #5C4A3F);max-width:320px}