:root{--ink:#192235;--muted:#687386;--line:#e1e7ef;--surface:#fff;--canvas:#f6f8fb;--blue:#356fd6;--blue-dark:#285ebd;--blue-soft:#eaf2ff;--coral:#ff775e;--shadow:0 16px 45px #26385814;color:var(--ink);background:#f8fafc;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;margin:0}button,textarea{font:inherit}button{color:inherit}[hidden]{display:none!important}.app-shell{min-height:100vh}.topbar{border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffffff0;justify-content:space-between;align-items:center;height:68px;padding:0 clamp(20px,4vw,64px);display:flex}.brand{color:var(--ink);letter-spacing:-.02em;align-items:center;gap:11px;font-size:18px;font-weight:740;text-decoration:none;display:inline-flex}.brand-mark{color:#fff;background:var(--blue);border-radius:9px;place-items:center;width:34px;height:34px;font:700 12px ui-monospace,monospace;display:grid;box-shadow:0 5px 14px #356fd640}.top-actions,.saved-status,.button{align-items:center;display:flex}.top-actions{gap:8px}.saved-status{color:var(--muted);gap:7px;margin-right:8px;font-size:12px}.saved-status span{background:#2bad72;border-radius:50%;width:7px;height:7px}.saved-status[data-state=working] span{background:#e9a72e}.saved-status[data-state=error] span{background:#dc5b49}.button{cursor:pointer;background:0 0;border:1px solid #0000;border-radius:9px;justify-content:center;gap:7px;height:38px;padding:0 14px;font-size:13px;font-weight:650;transition:border-color .14s,background .14s,transform .14s}.button:hover{transform:translateY(-1px)}.button:focus-visible,.type-switcher button:focus-visible,.zoom-controls button:focus-visible,.export-item:focus-visible,.dialog-close:focus-visible{outline-offset:2px;outline:3px solid #356fd633}.button-quiet{border-color:var(--line);background:#fff}.button-quiet:hover{background:#fafcff;border-color:#c9d4e2}.button-primary{color:#fff;background:var(--blue)}.button-primary:hover{background:var(--blue-dark)}.import-button input{display:none}.intro{justify-content:space-between;align-items:flex-end;gap:30px;width:min(1440px,100% - 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