/* Content / sub-pages: articles, forms, knowledge center, simple pages */
.page{overflow-y:auto;flex:1;padding:72px 24px 40px}
.page-inner{max-width:780px;margin:0 auto;width:100%}

/* article typography */
.article h1{font-size:28px;line-height:1.35;margin:0 0 8px;letter-spacing:-.01em}
.article .meta{font-size:13px;color:var(--text-3);margin-bottom:24px}
.article h2{font-size:20px;margin:32px 0 10px;letter-spacing:-.01em}
.article h3{font-size:16px;margin:24px 0 8px;color:var(--text)}
.article p{font-size:15px;line-height:1.9;color:rgba(0,0,0,.82);margin:0 0 16px}
.article ul,.article ol{font-size:15px;line-height:1.9;color:rgba(0,0,0,.82);padding-left:22px;margin:0 0 16px}
.article li{margin:0 0 6px}
.article blockquote{margin:16px 0;padding:10px 16px;background:#fbfaf9;border-left:3px solid var(--km-blue);color:var(--text-2);border-radius:0 8px 8px 0}
.article .note{font-size:13px;color:var(--text-3);background:rgba(23,131,255,.06);border:1px solid rgba(23,131,255,.15);border-radius:10px;padding:12px 14px;line-height:1.7}
.article .tag{display:inline-block;font-size:12px;color:var(--km-blue);background:#e0eaff;padding:2px 8px;border-radius:999px;margin:0 6px 6px 0}

/* footer in content pages (in normal flow) */
.footer.footer--static{position:static;transform:none;width:100%;margin-top:48px;padding-bottom:8px;border-top:1px solid var(--sep);padding-top:20px}

/* simple page hero */
.hero{padding:8px 0 20px;border-bottom:1px solid var(--sep);margin-bottom:24px}
.hero h1{font-size:30px;margin:0 0 8px;letter-spacing:-.01em}
.hero p{font-size:15px;color:var(--text-2);margin:0;line-height:1.7}

/* auth forms */
.auth{display:flex;justify-content:center;align-items:flex-start;padding:96px 24px 40px}
.auth-card{width:100%;max-width:380px;background:var(--bg-pure);border:1px solid var(--sep);border-radius:16px;padding:28px 24px;box-shadow:var(--shadow)}
.auth-card h1{font-size:22px;margin:0 0 4px}
.auth-card .sub{font-size:13px;color:var(--text-3);margin:0 0 20px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:6px}
.field input{width:100%;height:42px;padding:0 12px;border:1px solid var(--sep);border-radius:10px;font-size:14px;background:#fff;outline:0}
.field input:focus{border-color:var(--km-blue)}
.btn-primary{width:100%;height:44px;border-radius:10px;background:var(--km-blue);color:#fff;font-size:15px;font-weight:500;margin-top:6px;cursor:pointer}
.btn-primary:hover{background:#0f6fe0}
.auth-alt{font-size:13px;color:var(--text-3);text-align:center;margin-top:16px}
.auth-alt a{color:var(--km-blue)}
.auth-logo{display:flex;align-items:center;gap:8px;justify-content:center;margin-bottom:18px}
.auth-logo .k{width:28px;height:28px;border-radius:8px;background:#111;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px}
.auth-tip{font-size:12px;color:var(--text-3);text-align:center;margin-top:10px}

/* knowledge center grid */
.kb-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:8px}
.kb-card{display:block;border:1px solid var(--sep);border-radius:14px;padding:16px 18px;transition:background .15s,border-color .15s}
.kb-card:hover{background:#fbfaf9;border-color:#d9d3c8}
.kb-card h3{margin:0 0 6px;font-size:16px}
.kb-card p{margin:0;font-size:13px;color:var(--text-3);line-height:1.6}
.kb-card .cate{font-size:11px;color:var(--km-blue);background:#e0eaff;padding:1px 7px;border-radius:999px;margin-right:8px}
.kb-back{display:inline-block;font-size:13px;color:var(--km-blue);margin-bottom:18px}
@media(max-width:640px){.kb-grid{grid-template-columns:1fr}}