:root{--bg:#090d16;--panel:#111827;--panel2:#172033;--line:#25324a;--text:#eef4ff;--muted:#8996ad;--cyan:#19c7ff;--blue:#4d7cff;--green:#50e3a4;--yellow:#ffc857;--red:#ff667a;--radius:18px}*{box-sizing:border-box}html{background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}body{margin:0;min-height:100vh;background:radial-gradient(circle at 85% -20%,#14305b 0,transparent 38%),var(--bg)}a{color:inherit;text-decoration:none}.topbar{position:sticky;top:0;z-index:10;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:28px;padding:16px 32px;border-bottom:1px solid rgba(255,255,255,.07);background:rgba(9,13,22,.88);backdrop-filter:blur(16px)}.brand{display:flex;align-items:center;gap:12px;font-weight:800}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 0 28px rgba(25,199,255,.3)}.brand-mark.large{width:48px;height:48px;border-radius:14px;font-size:22px}.topbar nav{display:flex;gap:6px}.topbar nav a{padding:9px 13px;border-radius:10px;color:var(--muted);font-size:14px}.topbar nav a:hover,.topbar nav a.active{color:var(--text);background:var(--panel2)}.profile{justify-self:end;display:grid;grid-template-columns:auto auto;column-gap:10px;align-items:center;text-align:right}.profile small{color:var(--cyan);font-size:10px;letter-spacing:.12em}.profile form{grid-column:1/-1}.link-button{border:0;background:none;color:var(--muted);padding:0;cursor:pointer;font-size:12px}.page{width:min(1500px,calc(100% - 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