:root{--bg:#eef2f7;--surface:#ffffffeb;--surface-muted:#f1f5f9;--input-bg:#fff;--text:#334155;--text-muted:#64748b;--text-strong:#0f172a;--accent:#2563eb;--focus-ring:#2563eb24;--border:#94a3b847;--border-strong:#64748b52;--completed-bg:#dcfce7a3;--shadow:0 24px 70px #0f172a1a;color:var(--text);background:radial-gradient(circle at top left, #2563eb24, transparent 34rem), linear-gradient(135deg, #f8fafc 0%, var(--bg) 46%, #e2e8f0 100%);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{min-height:100%}body{min-width:320px;min-height:100vh;margin:0}button,input,textarea,select{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--focus-ring);outline-offset:2px}::placeholder{color:#94a3b8}.auth-page,.app-shell{min-height:100vh;color:var(--text)}.auth-page{place-items:center;padding:32px;display:grid}.auth-panel{grid-template-columns:minmax(0,1fr) 420px;align-items:center;gap:48px;width:min(1040px,100%);display:grid}.brand-block h1,.topbar h1{color:var(--text-strong);margin:0;line-height:1}.brand-block h1{max-width:720px;font-size:clamp(42px,8vw,82px)}.intro{max-width:560px;color:var(--text-muted);margin-top:24px;font-size:18px}.eyebrow{color:var(--accent);letter-spacing:.14em;text-transform:uppercase;margin:0 0 14px;font-size:12px;font-weight:800}.auth-card,.panel,.tasks-panel,.task-card,.stat-card{border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow)}.auth-card,.panel,.tasks-panel{border-radius:24px}.auth-card{gap:18px;padding:24px;display:grid}.switcher{background:var(--surface-muted);border-radius:16px;grid-template-columns:1fr 1fr;gap:6px;padding:5px;display:grid}.switcher button{min-height:42px;color:var(--text-muted);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:12px;font-weight:800}.switcher button.active{color:var(--text-strong);background:var(--surface);box-shadow:0 8px 22px #0f172a14}.app-shell{width:min(1180px,100% - 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