:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Noto Sans TC",sans-serif;color:#eef2ff;background:#090b14;line-height:1.5}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 20% 0%,#222b55 0,transparent 35%),radial-gradient(circle at 90% 20%,#3e233e 0,transparent 28%),#090b14}button,input{font:inherit}button{cursor:pointer;border:0;border-radius:12px;padding:12px 18px;font-weight:700;transition:.2s transform,.2s opacity}button:hover{transform:translateY(-1px)}button:disabled{cursor:not-allowed;opacity:.55;transform:none}.shell{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:56px 0}.card{background:rgba(17,21,39,.8);border:1px solid rgba(195,204,255,.14);box-shadow:0 24px 80px rgba(0,0,0,.22);border-radius:24px;backdrop-filter:blur(18px)}.eyebrow{color:#9da9ff;letter-spacing:.18em;font-size:12px;font-weight:800;margin:0 0 14px}.muted{color:#9299b5;font-size:13px}.status{min-height:24px;color:#9ee8c2;font-size:14px}.status.error{color:#ff9eae}.primary{background:#a8b0ff;color:#111426}.secondary{background:#292f4b;color:#e8ebff}.danger{background:#792c46;color:#fff}.wide{width:100%}label{display:grid;gap:8px;color:#c9cdea;font-size:14px;font-weight:700}input{width:100%;border:1px solid #3b4264;background:#0d1120;color:#fff;border-radius:12px;padding:13px 14px;outline:none}input:focus{border-color:#a8b0ff;box-shadow:0 0 0 3px rgba(168,176,255,.15)}