:root{color-scheme:light;--bg:#fbfbfd;--panel:#fff;--panel2:#fff;--border:rgba(0,0,0,.06);--border-strong:rgba(0,0,0,.12);--hover:#fef5f5;--text:#1d1d1f;--dim:#86868b;--faint:#d2d2d7;--accent:#e63946;--accent-hover:#d32f3d;--link:#06c;--link-hover:#0055b3;--ok:#1a7f4e;--bad:#ff3b30;--err-bg:#fdecea;--err-border:#f2b8b1;--err-text:#8c1d18;--chip-bg:#fff;--btn-bg:#e63946;--btn-border:#e63946;--btn-text:#fff;--btn-disabled:#d2d2d7;--focus:rgba(0,125,250,.4)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:linear-gradient(180deg,#fbfbfd,#fbfbfd 60%,#fef5f5);color:var(--text);font:15px/1.5 -apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Helvetica Neue,system-ui,sans-serif;-webkit-font-smoothing:antialiased;min-height:100vh}a{color:var(--link);text-decoration:none}a:hover{color:var(--link-hover);text-decoration:underline}:focus-visible{outline:none;box-shadow:0 0 0 4px var(--focus);border-radius:8px}nav.top{display:flex;align-items:center;gap:10px;padding:0 24px;height:52px;background:hsla(0,0%,100%,.7);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);position:-webkit-sticky;position:sticky;top:0;z-index:5}nav.top img.logo{width:28px;height:28px;border-radius:8px;display:block}nav.top .brand{font-weight:600;font-size:15px;color:var(--text);letter-spacing:-.01em}nav.top .brand-link{display:flex;align-items:center;gap:10px;text-decoration:none}main{padding:32px 24px 60px;max-width:640px;margin:0 auto}h1{font-size:28px;font-weight:600;letter-spacing:-.02em}.dim,h1{margin:0 0 20px}.dim{color:var(--dim);font-size:15px}.card{background:var(--panel);border:1px solid var(--border);border-radius:16px;box-shadow:0 2px 8px rgba(0,0,0,.04);padding:24px}.card+.card{margin-top:20px}.ok{color:var(--ok);font-size:15px;margin:0}.err{background:var(--err-bg);border:1px solid var(--err-border);color:var(--err-text);padding:10px 14px;border-radius:12px;font-size:14px;margin:0}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}@media (max-width:600px){body,html{font-size:14px}nav.top{padding:0 16px;gap:8px}nav.top .brand{font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}main{padding:20px 16px 40px}h1{font-size:24px}.card{padding:18px}button,input,select,textarea{min-height:44px}}@media (max-width:400px){nav.top{padding:0 12px;gap:6px}nav.top img.logo{width:24px;height:24px}main{padding:16px 12px 32px}h1{font-size:22px}.card{padding:14px}}