@font-face{font-family:'Material Symbols Rounded';font-style:normal;font-weight:400;font-display:block;src:url(/fonts/material-symbols-rounded.woff2) format('woff2')}:root{color-scheme:light only;--bg-app:#e7f4ff;--surface:#ffffff;--surface-raised:#d7edff;--dark-block:#06111f;--accent:#005BFF;--accent-strong:#0047C7;--text-main:#06111f;--text-muted:rgba(6,17,31,0.72);--text-faint:rgba(6,17,31,0.38);--hairline:rgba(6,17,31,0.16);--font-display:-apple-system,BlinkMacSystemFont,'SF Pro Display','Inter','Plus Jakarta Sans',sans-serif;--font-body:-apple-system,BlinkMacSystemFont,'SF Pro Text','Inter','Plus Jakarta Sans',sans-serif;--font-mono:ui-monospace,'SF Mono',SFMono-Regular,Consolas,monospace;--ease-snappy:cubic-bezier(0.32,0.72,0,1);--brutal:2px solid var(--dark-block);--panel-shadow:inset 0 1.5px 0 rgba(255,255,255,0.8),0 3px 0 var(--dark-block),0 8px 16px rgba(6,17,31,0.08)}*{box-sizing:border-box;margin:0;padding:0;font-family:var(--font-body);-webkit-tap-highlight-color:transparent}body{background:#e7f4ff;color:var(--text-main);overflow-x:hidden;max-width:100vw;display:flex;justify-content:center;min-height:100vh;min-height:100dvh;font-weight:500;-webkit-font-smoothing:antialiased}.app-container{width:100%;max-width:480px;height:100vh;height:100dvh;background:#e7f4ff;display:flex;flex-direction:column;position:relative;overflow:hidden;box-shadow:0 18px 60px rgba(0,91,255,.14);border:1px solid rgba(0,91,255,.18)}.material-symbols-rounded{font-family:'Material Symbols Rounded';font-weight:400;font-style:normal;line-height:1;letter-spacing:normal;text-transform:none;display:inline-block;white-space:nowrap;word-wrap:normal;direction:ltr;-webkit-font-feature-settings:'liga';-webkit-font-smoothing:antialiased}.top-bar{height:64px;flex:0 0 64px;padding:0 clamp(18px,3vw,42px);display:flex;justify-content:flex-start;gap:12px;align-items:center;background:#fff;border-bottom:2px solid rgba(6,17,31,.16);position:relative;z-index:55;box-shadow:inset 0 1px 0 rgba(255,255,255,.92),inset 0 -1px 0 rgba(6,17,31,.04),0 10px 26px rgba(6,17,31,.08)}.top-bar-title{font-family:var(--font-display);font-size:16px;font-weight:900;color:var(--text-main);letter-spacing:-.01em}.top-bar-back{display:inline-flex;align-items:center;gap:6px;background:0 0;border:none;color:rgba(6,17,31,.62);font-size:13px;font-weight:700;cursor:pointer;padding:8px 12px;border-radius:10px;text-decoration:none}.top-bar-back:hover{background:rgba(6,17,31,.06)}.top-bar-back .material-symbols-rounded{font-size:20px}.content-area{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;padding:16px 14px 90px;display:flex;flex-direction:column;gap:14px}.qs-intro{display:flex;flex-direction:column;gap:6px}.qs-intro h2{font-family:var(--font-display);font-size:19px;font-weight:900;letter-spacing:-.02em}.qs-intro p{font-size:12.5px;font-weight:600;line-height:1.55;color:var(--text-muted)}.qs-intro code{font-family:var(--font-mono);font-size:11.5px;background:rgba(6,17,31,.06);padding:1px 5px;border-radius:5px;white-space:nowrap}.qs-grids{display:flex;flex-direction:column;gap:14px}.qs-panel{background:var(--surface);border:var(--brutal);border-radius:14px;box-shadow:var(--panel-shadow);padding:16px}.qs-panel-head{display:flex;align-items:center;gap:9px;margin-bottom:14px;flex-wrap:wrap}.qs-panel-num{width:24px;height:24px;flex:0 0 24px;border-radius:8px;background:var(--accent);border:var(--brutal);color:#fff;font-size:12px;font-weight:800;display:grid;place-items:center}.qs-panel-title{font-family:var(--font-display);font-size:15px;font-weight:800;letter-spacing:-.01em}.qs-panel-head .qs-spacer{flex:1 1 auto}@media (max-width:899px){.qs-panel-head .qs-spacer{flex-basis:100%;height:0;margin:0}.qs-panel-head .qs-btn{flex:1 1 0;justify-content:center}}.qs-drop{position:relative;border:2px dashed rgba(6,17,31,.28);border-radius:12px;background:var(--surface-raised);padding:22px 16px;text-align:center;cursor:pointer;transition:border-color .15s var(--ease-snappy),background .15s var(--ease-snappy)}.qs-drop.is-over,.qs-drop:hover{border-color:var(--accent);background:#cfe7ff}.qs-drop input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer}.qs-drop .material-symbols-rounded{font-size:30px;color:var(--accent)}.qs-drop-title{font-size:13.5px;font-weight:700;margin-top:5px}.qs-drop-hint{font-size:11px;color:var(--text-faint);margin-top:2px;font-weight:600}.qs-loaded{display:flex;align-items:center;gap:9px;margin-top:11px;padding:9px 11px;background:#e9fbf1;border:1.5px solid rgba(0,120,60,.3);border-radius:10px}.qs-loaded[hidden]{display:none}.qs-loaded .material-symbols-rounded{font-size:18px;color:#00994d}.qs-loaded-name{font-size:12.5px;font-weight:700;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.qs-loaded-meta{font-size:11px;color:var(--text-faint);font-weight:700;flex:0 0 auto}.qs-error{margin-top:11px;padding:9px 11px;background:#ffecec;border:1.5px solid rgba(190,40,40,.3);border-radius:10px;font-size:12px;font-weight:700;color:#a11}.qs-error[hidden]{display:none}.qs-ctl{margin-top:16px}.qs-ctl-label{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:7px}.qs-ctl-name{font-size:12px;font-weight:800;letter-spacing:.02em}.qs-ctl-note{font-size:11px;color:var(--text-faint);font-weight:600;text-align:right}.qs-stepper{display:flex;align-items:center;gap:8px}.qs-step-btn{width:40px;height:40px;flex:0 0 40px;border:var(--brutal);border-radius:11px;background:var(--surface-raised);font-size:19px;font-weight:800;cursor:pointer;font-family:var(--font-display);color:var(--text-main);box-shadow:0 2px 0 var(--dark-block);transition:transform .12s var(--ease-snappy),box-shadow .12s var(--ease-snappy)}.qs-step-btn:active{transform:translateY(2px);box-shadow:0 0 0 var(--dark-block)}.qs-step-btn:disabled{opacity:.4;cursor:default}.qs-step-val{flex:1 1 auto;height:40px;border:var(--brutal);border-radius:11px;background:#fff;display:grid;place-items:center;font-size:14px;font-weight:800;font-variant-numeric:tabular-nums}.qs-seg{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.qs-seg-2{grid-template-columns:repeat(2,minmax(0,1fr))}.qs-seg button{padding:10px 4px;border:var(--brutal);border-radius:10px;background:var(--surface-raised);font-family:var(--font-display);font-size:12px;font-weight:800;cursor:pointer;color:var(--text-main);box-shadow:0 2px 0 var(--dark-block);transition:transform .12s var(--ease-snappy),box-shadow .12s var(--ease-snappy)}.qs-seg button.is-on{background:var(--accent);color:#fff;box-shadow:0 2px 0 #00358f}.qs-seg button:active{transform:translateY(2px)}.qs-custom{margin-top:12px;padding:12px;border:1.5px dashed rgba(6,17,31,.22);border-radius:11px;background:rgba(6,17,31,.025)}.qs-custom[hidden]{display:none}.qs-slider-row{display:flex;align-items:center;gap:10px}.qs-slider-row+.qs-slider-row{margin-top:11px}.qs-slider-row label{flex:1 1 auto;font-size:11.5px;font-weight:700;color:var(--text-muted)}.qs-slider-row input[type=range]{flex:1 1 40%;min-width:0;accent-color:var(--accent)}.qs-slider-row output{flex:0 0 46px;text-align:right;font-size:11.5px;font-weight:800;font-variant-numeric:tabular-nums}.qs-btn{display:inline-flex;align-items:center;gap:6px;padding:9px 13px;border:var(--brutal);border-radius:10px;background:var(--surface-raised);font-family:var(--font-display);font-size:12.5px;font-weight:800;cursor:pointer;color:var(--text-main);box-shadow:0 2px 0 var(--dark-block);transition:transform .12s var(--ease-snappy),box-shadow .12s var(--ease-snappy)}.qs-btn:active{transform:translateY(2px);box-shadow:0 0 0 var(--dark-block)}.qs-btn:disabled{opacity:.45;cursor:default}.qs-btn.is-primary{background:var(--accent);color:#fff;box-shadow:0 2px 0 #00358f}.qs-btn .material-symbols-rounded{font-size:17px}.qs-out{width:100%;height:clamp(240px,42vh,380px);resize:vertical;padding:13px;border:var(--brutal);border-radius:12px;background:#fbfdff;color:var(--text-main);font-family:var(--font-mono);font-size:12.5px;line-height:1.85;letter-spacing:.02em;white-space:pre;overflow:auto}.qs-out:focus{outline:2px solid var(--accent);outline-offset:1px}.qs-stats{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}.qs-stats:empty{display:none}.qs-stat{display:inline-flex;align-items:baseline;gap:5px;padding:6px 10px;border-radius:9px;background:var(--surface-raised);border:1.5px solid rgba(6,17,31,.14);font-size:11.5px;font-weight:700}.qs-stat b{font-size:12.5px;font-weight:800;font-variant-numeric:tabular-nums}.qs-stat.is-warn{background:#fff4e0;border-color:rgba(160,90,0,.28)}.qs-legend{margin-top:11px;font-size:11px;color:var(--text-faint);font-weight:600;line-height:1.65}.qs-legend code{font-family:var(--font-mono);background:rgba(6,17,31,.06);padding:1px 4px;border-radius:4px}@media (min-width:900px){body{background:#d7edff}.app-container{max-width:none;width:100%;height:auto;min-height:100dvh;border:0;box-shadow:none}.content-area{max-width:1320px;margin:0 auto;width:100%;padding:32px clamp(18px,3vw,42px) 100px;gap:20px}.qs-intro h2{font-size:23px}.qs-intro p{font-size:13.5px;max-width:70ch}.qs-grids{display:grid;grid-template-columns:minmax(0,0.86fr) minmax(0,1.14fr);gap:18px;align-items:start}.qs-panel{padding:20px}.qs-out{height:clamp(300px,46vh,430px)}}@media (min-width:1440px){.content-area{max-width:1440px}}.qs-about{display:flex;flex-direction:column;gap:10px;margin-top:20px}.qs-about h2{font-family:var(--font-display);font-size:17px;font-weight:900;letter-spacing:-.02em}.qs-about p{font-size:12.5px;font-weight:600;line-height:1.65;color:var(--text-muted);margin:0}.qs-about code{font-family:var(--font-mono);font-size:11.5px;background:rgba(6,17,31,.06);padding:1px 5px;border-radius:5px;white-space:nowrap}.qs-faq{background:var(--surface);border:var(--brutal);border-radius:12px;overflow:hidden}.qs-faq summary{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px;font-size:12.5px;font-weight:800;line-height:1.4;cursor:pointer;list-style:none}.qs-faq summary::-webkit-details-marker{display:none}.qs-faq summary::after{content:'expand_more';font-family:'Material Symbols Rounded';font-size:19px;color:var(--text-faint);transition:transform .2s;flex:0 0 auto}.qs-faq[open] summary::after{transform:rotate(180deg)}.qs-faq p{padding:0 14px 13px;font-size:12px;line-height:1.65}@media (min-width:900px){.qs-about{margin-top:26px;max-width:78ch}.qs-about h2{font-size:20px}.qs-about p{font-size:13.5px}.qs-faq summary{font-size:13.5px}.qs-faq p{font-size:13px}}