:root{--bg:#07111f;--panel:#101e2e;--line:#24394e;--text:#f1f6fa;--muted:#8fa2b7;--cyan:#43e6d0;--blue:#38a9ff;--amber:#ffb84a}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 75% 10%,#153253 0,transparent 32%),var(--bg);color:var(--text);font:15px Segoe UI,Arial,sans-serif}button{font:inherit}header{height:78px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ffffff12}.brand{display:flex;align-items:center;gap:12px;cursor:pointer}.brand i{display:grid;place-items:center;width:40px;height:40px;border:1px solid #34536b;border-radius:10px;color:var(--cyan);font:italic 26px Georgia}.brand small{display:block;color:var(--muted);font-size:8px;letter-spacing:.14em;margin-top:4px}nav{display:flex;gap:5px}nav button{border:0;background:none;color:var(--muted);padding:10px 14px;border-radius:8px;cursor:pointer}nav button:hover,nav 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