(READ ONLY) Margin is an open annotation layer for the internet. Powered by the AT Protocol.
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CSS
at ui-refactor
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.landing-nav { display: flex; justify-content: space-between; align-items: center; padding: 16px 32px; max-width: 1200px; margin: 0 auto;}
.landing-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text-primary); font-weight: 600; font-size: 1.1rem;}
.landing-logo img { width: 28px; height: 28px;}
.landing-nav-links { display: flex; align-items: center; gap: 24px;}
.landing-nav-links a:not(.btn) { color: var(--text-secondary); text-decoration: none; font-size: 0.9rem; transition: color 0.15s;}
.landing-nav-links a:not(.btn):hover { color: var(--text-primary);}
.landing-hero { padding: 80px 32px 40px; max-width: 800px; margin: 0 auto; text-align: center;}
.landing-hero-content { display: flex; flex-direction: column; align-items: center; gap: 24px;}
.landing-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 0.8rem; font-weight: 500; color: var(--accent); background: var(--accent-subtle); padding: 6px 14px; border-radius: var(--radius-full);}
.landing-title { font-size: 3.5rem; font-weight: 700; line-height: 1.1; letter-spacing: -0.03em; color: var(--text-primary); margin: 0;}
.landing-title-accent { color: var(--accent);}
.landing-subtitle { font-size: 1.2rem; line-height: 1.7; color: var(--text-secondary); max-width: 580px; margin: 0;}
.landing-cta { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; margin-top: 8px;}
.btn-lg { padding: 10px 20px; font-size: 0.95rem;}
.landing-browsers { font-size: 0.85rem; color: var(--text-tertiary); margin: 0;}
.landing-browsers a { color: var(--text-secondary); text-decoration: underline; text-underline-offset: 2px;}
.landing-browsers a:hover { color: var(--text-primary);}
.landing-demo { padding: 40px 32px 80px; max-width: 1100px; margin: 0 auto;}
.demo-window { background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-lg);}
.demo-browser-bar { display: flex; align-items: center; gap: 16px; padding: 12px 16px; background: var(--bg-tertiary); border-bottom: 1px solid var(--border);}
.demo-browser-dots { display: flex; gap: 6px;}
.demo-browser-dots span { width: 12px; height: 12px; border-radius: 50%; background: var(--border);}
.demo-browser-url { flex: 1; background: var(--bg-primary); border-radius: var(--radius-md); padding: 8px 14px; font-size: 0.8rem; color: var(--text-tertiary);}
.demo-content { display: grid; grid-template-columns: 1fr 340px; min-height: 380px;}
.demo-article { padding: 32px; border-right: 1px solid var(--border);}
.demo-text { font-size: 1.05rem; line-height: 1.9; color: var(--text-primary); margin: 0 0 20px 0;}
.demo-text:last-child { margin-bottom: 0;}
.demo-highlight { background-color: transparent; color: inherit; border-bottom: 2px solid var(--accent);}
.demo-sidebar { padding: 0; background: var(--bg-primary); display: flex; flex-direction: column; gap: 0; overflow-y: auto; font-family: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, sans-serif;}
.demo-sidebar-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border-bottom: 1px solid var(--border); background: var(--bg-primary);}
.demo-logo-section { display: flex; align-items: center; gap: 10px;}
.demo-logo-icon { color: var(--accent); display: flex; align-items: center;}
.demo-logo-text { font-weight: 600; font-size: 15px; color: var(--text-primary); letter-spacing: -0.02em;}
.demo-user-section { display: flex; align-items: center; gap: 8px;}
.demo-user-handle { font-size: 12px; color: var(--text-secondary); background: var(--bg-tertiary); padding: 4px 10px; border-radius: 9999px;}
.demo-user-avatar { width: 24px; height: 24px; border-radius: 50%; background: var(--bg-hover); color: var(--text-secondary); display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 600;}
.demo-page-info { display: flex; align-items: center; gap: 8px; padding: 10px 16px; background: var(--bg-primary); border-bottom: 1px solid var(--border); font-size: 12px; color: var(--text-tertiary);}
.demo-annotations-list { display: flex; flex-direction: column; gap: 1px; background: var(--border);}
.demo-annotation { background: var(--bg-primary); border: none; border-radius: 0; padding: 14px 16px;}
.demo-annotation-secondary { opacity: 1;}
.demo-annotation-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px;}
.demo-avatar { width: 26px; height: 26px; border-radius: 50%; background: var(--accent); color: var(--bg-primary); display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 600;}
.demo-meta { display: flex; flex-direction: column; gap: 0;}
.demo-author { font-size: 12px; font-weight: 600; color: var(--text-primary);}
.demo-time { font-size: 11px; color: var(--text-tertiary);}
.demo-quote { font-size: 12px; font-style: italic; color: var(--text-secondary); padding: 8px 12px; border-left: 2px solid var(--accent); margin: 0 0 8px 0; background: var(--accent-subtle); border-radius: 0 6px 6px 0; line-height: 1.5;}
.demo-comment { font-size: 13px; line-height: 1.5; color: var(--text-primary); margin: 0 0 12px 0;}
.demo-jump-btn { background: transparent; border: none; padding: 0; color: var(--accent); font-size: 11px; font-weight: 500; cursor: pointer; display: inline-flex; align-items: center; margin-top: 4px;}
.demo-jump-btn:hover { text-decoration: underline; text-underline-offset: 2px;}
.landing-section { padding: 80px 32px; max-width: 1000px; margin: 0 auto;}
.landing-section-alt { background: var(--bg-secondary); max-width: none;}
.landing-section-alt > * { max-width: 1000px; margin-left: auto; margin-right: auto;}
.landing-section-title { font-size: 2rem; font-weight: 700; text-align: center; margin: 0 0 48px 0; color: var(--text-primary);}
.landing-steps { display: flex; flex-direction: column; gap: 32px;}
.landing-step { display: flex; gap: 24px; align-items: flex-start;}
.landing-step-num { width: 40px; height: 40px; border-radius: 50%; background: var(--accent); color: white; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.1rem; flex-shrink: 0;}
.landing-step-content h3 { font-size: 1.15rem; font-weight: 600; margin: 0 0 8px 0; color: var(--text-primary);}
.landing-step-content p { font-size: 1rem; color: var(--text-secondary); margin: 0; line-height: 1.6;}
.landing-features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 32px;}
.landing-feature { text-align: center; padding: 24px 16px;}
.landing-feature-icon { width: 52px; height: 52px; border-radius: var(--radius-lg); background: var(--accent-subtle); color: var(--accent); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px;}
.landing-feature h3 { font-size: 1.05rem; font-weight: 600; margin: 0 0 8px 0; color: var(--text-primary);}
.landing-feature p { font-size: 0.9rem; color: var(--text-secondary); margin: 0; line-height: 1.6;}
.landing-protocol { background: var(--bg-secondary); max-width: none; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);}
.landing-protocol-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; max-width: 1000px; margin: 0 auto;}
.landing-protocol-main h2 { font-size: 1.75rem; font-weight: 700; margin: 0 0 16px 0; color: var(--text-primary);}
.landing-protocol-main p { font-size: 1rem; color: var(--text-secondary); margin: 0 0 16px 0; line-height: 1.7;}
.landing-protocol-main a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px;}
.landing-protocol-features { display: flex; flex-direction: column; gap: 20px;}
.landing-protocol-item { display: flex; gap: 16px; align-items: flex-start; color: var(--accent);}
.landing-protocol-item div { display: flex; flex-direction: column;}
.landing-protocol-item strong { font-size: 0.95rem; font-weight: 600; color: var(--text-primary);}
.landing-protocol-item span { font-size: 0.85rem; color: var(--text-tertiary);}
.landing-final-cta { text-align: center;}
.landing-final-cta h2 { font-size: 2rem; font-weight: 700; margin: 0 0 12px 0; color: var(--text-primary);}
.landing-final-cta p { font-size: 1.1rem; color: var(--text-secondary); margin: 0 0 28px 0;}
.landing-footer { border-top: 1px solid var(--border); padding: 48px 32px 32px;}
.landing-footer-grid { display: flex; justify-content: space-between; max-width: 1000px; margin: 0 auto 40px;}
.landing-footer-brand { max-width: 280px;}
.landing-footer-brand p { font-size: 0.9rem; color: var(--text-tertiary); margin: 12px 0 0 0;}
.landing-footer-links { display: flex; gap: 64px;}
.landing-footer-col { display: flex; flex-direction: column; gap: 10px;}
.landing-footer-col h4 { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-tertiary); margin: 0 0 4px 0;}
.landing-footer-col a { font-size: 0.9rem; color: var(--text-secondary); text-decoration: none;}
.landing-footer-col a:hover { color: var(--text-primary);}
.landing-footer-bottom { text-align: center; padding-top: 24px; border-top: 1px solid var(--border); max-width: 1000px; margin: 0 auto;}
.landing-footer-bottom p { font-size: 0.85rem; color: var(--text-tertiary); margin: 0;}
@media (max-width: 900px) { .demo-content { grid-template-columns: 1fr; }
.demo-article { border-right: none; border-bottom: 1px solid var(--border); }
.demo-sidebar { max-height: 340px; }
.landing-protocol-grid { grid-template-columns: 1fr; gap: 40px; }}
@media (max-width: 768px) { .landing-nav { padding: 16px 20px; }
.landing-nav-links a:not(.btn) { display: none; }
.landing-hero { padding: 60px 20px 30px; }
.landing-title { font-size: 2.5rem; }
.landing-subtitle { font-size: 1.1rem; }
.landing-cta { flex-direction: column; width: 100%; }
.landing-cta .btn { width: 100%; justify-content: center; }
.landing-demo { padding: 30px 16px 60px; }
.demo-browser-bar { padding: 10px 12px; }
.demo-browser-dots { display: none; }
.demo-article { padding: 20px; }
.demo-text { font-size: 0.95rem; }
.demo-sidebar { padding: 16px; }
.landing-section { padding: 60px 20px; }
.landing-section-title { font-size: 1.5rem; margin-bottom: 32px; }
.landing-step { gap: 16px; }
.landing-step-num { width: 32px; height: 32px; font-size: 0.95rem; }
.landing-features-grid { grid-template-columns: 1fr; gap: 24px; }
.landing-feature { text-align: left; display: flex; gap: 16px; padding: 16px 0; }
.landing-feature-icon { margin: 0; width: 44px; height: 44px; flex-shrink: 0; }
.landing-protocol-main h2 { font-size: 1.5rem; }
.landing-footer { padding: 40px 20px 24px; }
.landing-footer-grid { flex-direction: column; gap: 40px; }
.landing-footer-links { flex-wrap: wrap; gap: 32px; }}
.demo-hover-indicator { position: absolute; display: flex; align-items: center; z-index: 100; pointer-events: none; background: transparent; opacity: 0; transform: scale(0.8); transition: opacity 0.15s ease-out, transform 0.15s ease-out;}
.demo-hover-indicator.visible { opacity: 1; transform: scale(1);}
.demo-hover-avatar { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; border: 2px solid var(--bg-primary); margin-left: -10px; background: var(--bg-elevated);}
.demo-hover-avatar:first-child { margin-left: 0;}
.demo-hover-avatar-fallback { width: 28px; height: 28px; border-radius: 50%; background: #6366f1; color: white; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 600; font-family: -apple-system, sans-serif; border: 2px solid var(--bg-primary); margin-left: -10px;}
.demo-hover-avatar-fallback:first-child { margin-left: 0;}
@keyframes demo-popover-in { from { opacity: 0; transform: translateY(-4px); }
to { opacity: 1; transform: translateY(0); }}
.demo-popover { position: absolute; width: 300px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 0; box-shadow: var(--shadow-lg); display: flex; flex-direction: column; z-index: 200; font-family: inherit; color: var(--text-primary); opacity: 0; animation: demo-popover-in 0.15s forwards; max-height: 400px; overflow: hidden;}
.demo-popover-header { padding: 10px 14px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; background: var(--bg-primary); border-radius: 12px 12px 0 0; font-weight: 500; font-size: 11px; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.5px;}
.demo-popover-close { background: none; border: none; color: var(--text-tertiary); cursor: pointer; padding: 2px; font-size: 16px; line-height: 1; opacity: 0.6; transition: opacity 0.15s;}
.demo-popover-close:hover { opacity: 1;}
.demo-popover-scroll-area { overflow-y: auto; max-height: 340px;}
.demo-comment-item { padding: 12px 14px; border-bottom: 1px solid var(--border);}
.demo-comment-item:last-child { border-bottom: none;}
.demo-comment-header { display: flex; align-items: center; gap: 8px; margin-bottom: 6px;}
.demo-comment-avatar { width: 22px; height: 22px; border-radius: 50%; object-fit: cover; background: var(--accent);}
.demo-comment-handle { font-size: 12px; font-weight: 600; color: var(--text-primary);}
.demo-comment-text { font-size: 13px; line-height: 1.5; color: var(--text-primary); margin-bottom: 8px;}
.demo-comment-actions { display: flex; gap: 8px;}
.demo-comment-action-btn { background: none; border: none; padding: 4px 8px; color: var(--text-tertiary); font-size: 11px; cursor: pointer; border-radius: 4px; transition: all 0.15s;}
.demo-comment-action-btn:hover { background: var(--bg-hover); color: var(--text-secondary);}