*{box-sizing:border-box}body,html{min-height:100%;margin:0;background:#f5f7fb;color:#1f2937}a{color:inherit;text-decoration:none}.login-shell{display:grid;min-height:100vh;place-items:center;padding:24px;background:radial-gradient(circle at 20% 18%,rgba(22,119,255,.14),transparent 28%),linear-gradient(135deg,#f8fbff,#eef4ff 45%,#f6f8fb)}.login-panel{width:min(420px,100%);padding:32px;border:1px solid #e5e7eb;border-radius:8px;background:#ffffff;box-shadow:0 20px 50px rgba(15,23,42,.08)}.login-title{margin-bottom:28px}.login-title h1{margin:0 0 8px;font-size:28px;line-height:1.2}.login-title p{margin:0;color:#6b7280}.app-logo{height:64px;display:flex;align-items:center;padding:0 20px;color:#ffffff;font-size:18px;font-weight:700}.content-card{min-height:calc(100vh - 112px);padding:24px;border:1px solid #edf0f5;border-radius:8px;background:#ffffff}.page-title{margin:0 0 8px;font-size:24px}.page-desc{margin:0;color:#6b7280}