:root{--paper:#f5f3ee;--paper-raised:#fbfaf7;--paper-blue:#e9eef4;--ink:#111923;--muted:#5f6874;--line:#d8d7d2;--line-strong:#b8c0ca;--brand:#173b66;--brand-bright:#315f96;--brand-soft:#dbe5f0;--navy:#0d1726;--success:#32735d;--warning:#9a642d;--danger:#a24747;--white:#fff;--font-sans:-apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;--font-serif:ui-serif, "New York", "Iowan Old Style", "Times New Roman", serif;--font-mono:"SFMono-Regular", Consolas, "Liberation Mono", monospace;--step--1:clamp(.82rem, .79rem + .12vw, .9rem);--step-0:clamp(1rem, .96rem + .18vw, 1.12rem);--step-1:clamp(1.2rem, 1.1rem + .42vw, 1.48rem);--step-2:clamp(1.48rem, 1.25rem + .9vw, 2.08rem);--step-3:clamp(2rem, 1.55rem + 1.8vw, 3.15rem);--step-4:clamp(2.8rem, 1.9rem + 3.4vw, 5.4rem);--space-1:.5rem;--space-2:.85rem;--space-3:1.25rem;--space-4:2rem;--space-5:3rem;--space-6:clamp(4.5rem, 8vw, 8rem);--radius-sm:12px;--radius-md:22px;--radius-lg:36px;--shadow-sm:0 12px 30px #0f1e3014;--shadow-lg:0 36px 80px #0f1e3024;--max-width:1240px;--duration:.22s;--ease:cubic-bezier(.22, 1, .36, 1)}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper)}body{min-width:320px;color:var(--ink);background:var(--paper);font-family:var(--font-sans);font-size:var(--step-0);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;margin:0;line-height:1.6;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}img{max-width:100%;display:block}h1,h2,h3,p{margin-top:0}h1,h2,h3{text-wrap:balance;letter-spacing:-.035em}p{text-wrap:pretty}::selection{background:var(--brand-soft);color:var(--ink)}:focus-visible{outline-offset:4px;border-radius:6px;outline:3px solid #4c8dd1}.sr-only{clip:rect(0, 0, 0, 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p{max-width:330px;color:var(--muted);margin-bottom:1.6rem;font-size:.88rem}.lab-privacy{color:var(--muted);gap:.65rem;margin:1rem 0 0;font-size:.76rem;display:flex}.lab-privacy span{color:var(--success)}.error-stack p{color:#7f3838;background:#f8eaea;border:1px solid #e3bcbc;border-radius:10px;margin:.8rem 0 0;padding:.8rem;font-size:.78rem}.file-list{border-top:1px solid var(--line);margin-top:1.4rem}.file-list-head{color:var(--muted);justify-content:space-between;align-items:center;padding:1rem 0 .7rem;font-size:.72rem;display:flex}.file-list-head button{color:var(--brand);cursor:pointer;background:0 0;border:0;padding:0}.file-item{width:100%;color:var(--ink);text-align:left;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:12px;grid-template-columns:46px 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