:root{--bg: #131418;--surface: #1b1d22;--surface2: #22252c;--line: #2a2e36;--text: #e8eaed;--sub: #9ba1ab;--accent: #4da0ff;--green: #3ddc84;--amber: #ffc24b;--danger: #e5484d}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,Apple SD Gothic Neo,system-ui,Segoe UI,Roboto,sans-serif}a{color:inherit;text-decoration:none}button{font-family:inherit;border:0;cursor:pointer}input,textarea{font-family:inherit;background:var(--surface2);border:1px solid var(--line);border-radius:10px;color:var(--text);padding:.65rem .8rem;font-size:.9rem}input:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.7rem 1rem;border-radius:10px;font-size:.9rem;font-weight:700;background:var(--accent);color:#0b0c0f}.btn.ghost{background:var(--surface2);color:var(--text)}.btn.danger{background:transparent;color:var(--danger);border:1px solid var(--danger)}.btn:disabled{opacity:.5;cursor:default}.error-text{color:var(--danger);font-size:.85rem}