:root{--bg:#eef2f7;--bg-strong:#dde3eb;--surface:rgba(255,255,255,0.72);--surface-strong:rgba(255,255,255,0.88);--border:rgba(15,23,42,0.08);--text:#111827;--muted:#667085;--accent:#2563eb;--accent-soft:rgba(37,99,235,0.12);--success:#198754;--shadow:0 20px 50px rgba(15,23,42,0.08);font-synthesis-weight:none}*{box-sizing:border-box}html{background:radial-gradient(circle at top left,rgba(255,255,255,.95),transparent 24%),linear-gradient(180deg,#eef2f7,#e7ecf3 42%,#dbe2ec);min-height:100%}body{margin:0;min-height:100vh;color:var(--text);font-family:SF Pro Display,SF Pro Text,Helvetica Neue,Helvetica,Arial,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;border-radius:16px;border:1px solid var(--border);padding:12px 14px;background:rgba(255,255,255,.88);color:var(--text)}button{background:linear-gradient(180deg,#1f6fff,#1661e8);border-color:transparent;color:white;cursor:pointer;box-shadow:0 8px 20px rgba(37,99,235,.18)}textarea{resize:vertical;min-height:90px}