/* HSK-BASE-012: existing red-ink visual language, private authoring page. */
.commercial summary{display:flex;align-items:center;min-height:44px;cursor:pointer;color:#a72626;text-decoration:underline;text-underline-offset:3px}
:root{font-family:Inter,Arial,sans-serif;color:#292524;background:#f7f5f2;color-scheme:light;line-height:1.65}*{box-sizing:border-box}body{margin:0}header,main,footer{width:min(1040px,calc(100% - 48px));margin:auto}header{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:24px 0;border-bottom:1px solid #ded7d0}.brand{font-size:27px;font-weight:800;text-decoration:none;color:inherit}nav,.actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center}a{color:#a72626;text-underline-offset:3px;overflow-wrap:anywhere}nav a,.actions a{display:inline-flex;min-height:44px;align-items:center}main{padding:24px 0 48px}h1{font-size:clamp(30px,5vw,46px);line-height:1.2}h2,h3{line-height:1.4}p{max-width:82ch}button{font:inherit;font-weight:700;padding:12px 18px;min-height:48px;border:1px solid #b52c2b;border-radius:10px;background:#b52c2b;color:#fff;cursor:pointer;max-width:100%;line-height:1.5}button:disabled{opacity:.6;cursor:not-allowed}.notice,.environment{padding:16px 20px;border:1px solid #cfad6c;background:#fff4df;border-radius:12px}.environment h3{margin-top:0}.environment p{margin-bottom:0}.plans{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:24px 0}.plans article,.status,.commercial{padding:24px;border:1px solid #ded7d0;background:#fffdfb;border-radius:18px;min-width:0;overflow-wrap:anywhere}.plans article.is-selected{outline:2px solid #b52c2b;outline-offset:2px}.plans h3{margin-top:0}.plans button{width:100%}.price strong{font-size:32px}.status{margin:24px 0}.status [role=alert]{color:#a3201a}.commercial dl div{padding:12px 0;border-bottom:1px solid #ded7d0}.commercial dt{font-weight:700}.commercial dd{margin:0;overflow-wrap:anywhere}.commercial dd p{margin:8px 0}.skip{position:absolute;top:-100px;left:16px;padding:12px;background:#fff;z-index:5}.skip:focus{top:12px}:focus-visible{outline:3px solid #2457a6;outline-offset:4px}[hidden]{display:none!important}footer{padding:24px 0;border-top:1px solid #ded7d0;font-size:14px}@media(max-width:640px){header,main,footer{width:calc(100% - 32px)}.plans{grid-template-columns:1fr}.plans article,.status,.commercial{padding:20px}.actions{align-items:stretch;flex-direction:column}.actions button,.actions a{width:100%}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}