:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif; color: #191917; background: #f6f5f0; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; min-height: 100svh; display: grid; place-items: center; padding: 32px 20px; }
.card { width: 100%; padding: 44px 40px 32px; background: #fffefa; border: 1px solid #e7e5de; border-radius: 32px; corner-shape: squircle; }
.login-card { max-width: 400px; }
h1 { margin: 0; font-size: 26px; line-height: 1.3; font-weight: 600; letter-spacing: -.5px; }
.intro { margin: 10px 0 32px; color: #68665f; font-size: 14px; }
label { display: block; margin: 20px 0 9px; font-size: 14px; }
input:not([type=hidden]) { display: block; width: 100%; height: 48px; border: 1px solid #d8d5cd; border-radius: 14px; corner-shape: squircle; padding: 0 14px; background: #fffefa; color: #191917; font: inherit; font-size: 16px; }
input:focus-visible, button:focus-visible, a:focus-visible { outline: 2px solid #191917; outline-offset: 3px; }
button { width: 100%; min-height: 48px; margin-top: 28px; padding: 12px 16px; border: 1px solid #191917; border-radius: 14px; corner-shape: squircle; background: #191917; color: #fffefa; font: inherit; font-size: 15px; cursor: pointer; }
button:hover { background: #33332e; }
.footnote { margin: 24px 0 0; text-align: center; font-size: 12px; line-height: 1.6; color: #737168; }
.error { margin: 16px 0 0; font-size: 13px; line-height: 1.6; }
.home-card { max-width: 680px; }
header { display: flex; justify-content: space-between; gap: 24px; align-items: flex-start; }
.quiet { margin: 0; width: auto; min-height: 36px; background: transparent; color: #191917; border: 0; padding: 4px 0; font-size: 13px; }
.quiet:hover { background: transparent; text-decoration: underline; }
nav { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.service { padding: 20px; border: 1px solid #e7e5de; border-radius: 20px; corner-shape: squircle; text-decoration: none; color: #191917; font-size: 15px; }
.service:hover { background: #f6f5f0; }
.service span { display: block; color: #737168; font-size: 12px; line-height: 1.6; margin-top: 8px; }
@media (max-width: 460px) { .card { padding: 32px 24px 28px; border-radius: 28px; } nav { grid-template-columns: 1fr; } }