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var(--sd-border)}.sd-landing-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.sd-landing-card{display:flex;flex-direction:column;gap:8px;padding:20px;border:1px solid var(--sd-border);border-radius:var(--sd-radius-lg);background:var(--sd-bg-card);text-decoration:none;color:inherit;transition:border-color .15s,box-shadow .15s,transform .15s}.sd-landing-card:hover{border-color:var(--sd-text-faint);box-shadow:var(--sd-shadow);transform:translateY(-2px)}.sd-landing-card-icon{color:var(--sd-accent)}.sd-landing-card-title{font-size:14px;font-weight:600;color:var(--sd-text-heading)}.sd-landing-card-desc{font-size:12.5px;color:var(--sd-text-muted);line-height:1.45}@media(max-width:600px){.sd-landing{padding:36px 16px 32px}.sd-landing-title{font-size:26px}.sd-landing-cards{grid-template-columns:1fr}}::selection{background:var(--sd-accent-subtle);color:var(--sd-text-heading)}.sd-sidebar::-webkit-scrollbar,.sd-toc::-webkit-scrollbar{width:3px}.sd-sidebar::-webkit-scrollbar-thumb,.sd-toc::-webkit-scrollbar-thumb{background:var(--sd-border);border-radius:3px}.sd-banner{background:var(--sd-accent);color:#fff;font-size:13px;font-weight:500;position:fixed;top:0;left:0;right:0;z-index:110}.sd-has-banner .sd-header{top:var(--sd-banner-height, 36px)}.sd-has-banner .sd-body,.sd-has-banner .sd-landing-wrap{padding-top:calc(var(--sd-header-actual, var(--sd-header-height)) + var(--sd-banner-height, 36px))}.sd-has-banner .sd-sidebar,.sd-has-banner .sd-toc{top:calc(var(--sd-header-actual, var(--sd-header-height)) + var(--sd-banner-height, 36px));height:calc(100vh - var(--sd-header-actual, var(--sd-header-height)) - var(--sd-banner-height, 36px))}.sd-banner-inner{max-width:var(--sd-max-width, 1360px);margin:0 auto;padding:8px 16px;display:flex;align-items:center;justify-content:center;gap:8px}.sd-banner-link{display:flex;align-items:center;gap:6px;color:inherit;text-decoration:none;transition:opacity .15s}.sd-banner-link:hover{opacity:.85}.sd-banner-text{letter-spacing:.01em}.sd-banner-close{position:absolute;right:16px;top:50%;transform:translateY(-50%);background:none;border:none;color:#ffffffb3;cursor:pointer;padding:4px;border-radius:4px;transition:color .15s,background .15s}.sd-banner-close:hover{color:#fff;background:#ffffff26}.sd-version-banner{display:flex;align-items:center;gap:8px;padding:10px 14px;margin-bottom:20px;border-radius:8px;font-size:13px;color:var(--sd-warning-text, #D97706);background:var(--sd-warning-bg, rgba(245, 158, 11, .08));border:1px solid var(--sd-warning-border, rgba(245, 158, 11, .15))}.sd-version-banner a{color:var(--sd-accent);font-weight:600;text-decoration:none}.sd-version-banner a:hover{text-decoration:underline}.sd-version-dropdown{position:relative}.sd-version-btn{display:flex;align-items:center;gap:4px;padding:4px 10px;border-radius:6px;font-size:12px;font-weight:500;color:var(--sd-text-muted);background:var(--sd-bg-surface);border:1px solid var(--sd-border);cursor:pointer;transition:border-color .15s}.sd-version-btn:hover{border-color:var(--sd-accent);color:var(--sd-text)}.sd-version-menu{position:absolute;top:calc(100% + 6px);right:0;min-width:140px;padding:4px;border-radius:8px;background:var(--sd-bg-card);border:1px solid var(--sd-border);box-shadow:0 8px 24px #00000026;z-index:100}.sd-version-item{display:flex;align-items:center;gap:6px;padding:7px 10px;border-radius:5px;font-size:12px;color:var(--sd-text);text-decoration:none;transition:background .1s}.sd-version-item:hover{background:var(--sd-bg-surface)}.sd-version-active{font-weight:600;color:var(--sd-accent)}.sd-version-badge{font-size:9px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;padding:1px 5px;border-radius:4px;background:var(--sd-accent-subtle);color:var(--sd-accent)}