/* ============================================================ Blog Glassmorphic Styles Self-contained styles for blog.html — mesh backdrop, glass cards, cursor spotlight, header refresh, responsive. Color/type/motion tokens are documented in docs/superpowers/specs/2026-07-09-blog-glassmorphic-design.md ============================================================ */ /* ---------- Mesh backdrop (CSS-only, same shape as hero) ---------- */ .blog-mesh { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; background: #fafafc; } .blog-mesh::before, .blog-mesh::after { content: ""; position: absolute; border-radius: 50%; filter: blur(80px); will-change: transform; } .blog-mesh::before { top: -10%; left: -10%; width: 60vw; height: 60vw; background: radial-gradient(circle, rgba(73, 191, 157, 0.14) 0%, rgba(73, 191, 157, 0) 70%); animation: blog-mesh-drift-a 32s ease-in-out infinite alternate; } .blog-mesh::after { bottom: -15%; right: -15%; width: 70vw; height: 70vw; background: radial-gradient(circle, rgba(245, 185, 66, 0.12) 0%, rgba(245, 185, 66, 0) 70%); filter: blur(100px); animation: blog-mesh-drift-b 40s ease-in-out infinite alternate; } @keyframes blog-mesh-drift-a { from { transform: translate(0, 0); } to { transform: translate(40px, 20px); } } @keyframes blog-mesh-drift-b { from { transform: translate(0, 0); } to { transform: translate(-50px, 30px); } } /* Pause mesh drift when tab is hidden (battery) */ .blog-mesh.is-paused::before, .blog-mesh.is-paused::after { animation-play-state: paused; } /* Disable mesh drift when reduced motion is set via JS (.no-motion on ) */ body.no-motion .blog-mesh::before, body.no-motion .blog-mesh::after { animation: none; } body.no-motion .meta-tile-chevron { transition: none; } /* ---------- Glass card ---------- */ .glass-card { position: relative; display: flex; flex-direction: column; padding: 20px; background: rgba(255, 255, 255, 0.55); border: 1px solid rgba(255, 255, 255, 0.6); border-radius: 24px; box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06); backdrop-filter: blur(20px) saturate(180%); -webkit-backdrop-filter: blur(20px) saturate(180%); transform: perspective(800px) rotateX(0) rotateY(0) translateY(0); transform-style: preserve-3d; transition: transform 220ms ease-out, box-shadow 220ms ease; will-change: transform; overflow: hidden; } .glass-card:hover, .glass-card:focus-within { transform: perspective(800px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg)) translateY(-6px); box-shadow: 0 20px 48px rgba(0, 0, 0, 0.10); } .glass-card:focus-within { outline: 2px solid #49bf9d; outline-offset: 2px; } /* Spotlight glow — follows the cursor via --mx / --my (set by blog-spotlight.js) */ .glass-card::before { content: ""; position: absolute; inset: -20%; border-radius: inherit; background: radial-gradient( 360px circle at var(--mx, 50%) var(--my, 50%), rgba(73, 191, 157, 0.18), transparent 50% ); opacity: 0; transition: opacity 220ms ease; pointer-events: none; z-index: 0; } .glass-card:hover::before, .glass-card:focus-within::before { opacity: 1; } /* Disable spotlight when reduced motion is set via JS */ body.no-motion .glass-card::before { opacity: 0; } /* Card children sit above the spotlight glow */ .glass-card > * { position: relative; z-index: 1; } /* ---------- Card internals ---------- */ .glass-card .image.fit.thumb { display: block; margin: -20px -20px 16px; /* bleed to card edges */ } .glass-card .image.fit.thumb img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border: 0; } .glass-card h3 { margin: 0 0 4px; font-family: "SF Pro Display", system-ui, -apple-system, sans-serif; font-size: 20px; font-weight: 600; letter-spacing: -0.224px; line-height: 1.24; color: #1d1d1f; } .glass-card .blog-meta { margin: 0 0 10px; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 13px; font-weight: 400; line-height: 1.43; color: #7a7a7a; } .glass-card p { margin: 0 0 16px; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 15px; font-weight: 400; line-height: 1.5; color: #333333; } /* Teal "Read More" button variant — sits at the bottom of the card */ .btn-teal { align-self: flex-start; display: inline-block; padding: 8px 18px; border-radius: 9999px; border: 1px solid #49bf9d; background: transparent; color: #49bf9d; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 14px; font-weight: 500; line-height: 1.0; text-decoration: none; transition: background 200ms ease, color 200ms ease, transform 200ms ease; margin-top: auto; } .btn-teal:hover, .btn-teal:focus-visible { background: #49bf9d; color: #ffffff; transform: scale(0.97); } .btn-teal:focus-visible { outline: 2px solid #0071e3; outline-offset: 2px; } /* ---------- Reduced motion (CSS-side fallback) ---------- */ @media (prefers-reduced-motion: reduce) { .blog-mesh::before, .blog-mesh::after { animation: none; } .glass-card, .btn-teal, .glass-card::before { transition: none; } .meta-tile, .meta-tile-chevron, .timeline-row, .filter-chip, .write-form-input, .write-form-textarea, .write-form-select, .write-download { transition: none; } } /* ---------- Browser fallback for missing backdrop-filter ---------- */ @supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) { .glass-card { background: rgba(255, 255, 255, 0.92); } .meta-tile-overlay { background: rgba(255, 255, 255, 0.92); } .write-tool { background: rgba(255, 255, 255, 0.92); } .write-preview { background: rgba(255, 255, 255, 0.88); } } /* ---------- Meta-tiles (binary category overview) ---------- */ .meta-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; } .meta-tile { position: relative; display: block; overflow: hidden; border-radius: 32px; aspect-ratio: 16 / 9; background-color: #1d1d1f; background-size: cover; background-position: center; text-decoration: none; color: inherit; box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06); transform: perspective(1200px) rotateX(0) rotateY(0) translateY(0); transform-style: preserve-3d; transition: transform 240ms ease-out, box-shadow 240ms ease; will-change: transform; cursor: pointer; } .meta-tile::after { content: ""; position: absolute; inset: 0; background: linear-gradient(rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.55) 100%); pointer-events: none; } .meta-tile:hover, .meta-tile:focus-visible { transform: perspective(1200px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg)) translateY(-8px); box-shadow: 0 20px 48px rgba(0, 0, 0, 0.10); outline: none; } .meta-tile:focus-visible { outline: 2px solid #49bf9d; outline-offset: 4px; } .meta-tile-overlay { position: absolute; left: 0; right: 0; bottom: 0; padding: 24px; background: rgba(255, 255, 255, 0.55); border-top: 1px solid rgba(255, 255, 255, 0.6); backdrop-filter: blur(20px) saturate(180%); -webkit-backdrop-filter: blur(20px) saturate(180%); border-bottom-left-radius: 32px; border-bottom-right-radius: 32px; z-index: 1; } .meta-tile-overlay h3 { margin: 0 0 4px; font-family: "SF Pro Display", system-ui, -apple-system, sans-serif; font-size: 28px; font-weight: 600; letter-spacing: -0.28px; color: #1d1d1f; line-height: 1.2; } .meta-tile-overlay p { margin: 0 0 12px; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 15px; font-weight: 400; line-height: 1.5; color: #7a7a7a; } .meta-tile-count { display: inline-block; padding: 4px 10px; border-radius: 9999px; background: rgba(73, 191, 157, 0.14); color: #2a8a6e; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 12px; font-weight: 500; } .meta-tile-chevron { position: absolute; right: 24px; bottom: 24px; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 18px; font-weight: 500; color: #2a8a6e; transition: transform 220ms ease-out; z-index: 1; } .meta-tile:hover .meta-tile-chevron, .meta-tile:focus-visible .meta-tile-chevron { transform: translateX(4px); } /* ---------- Timeline (chronological post list) ---------- */ .timeline { margin: 48px 0 0; } .timeline h2 { margin: 0 0 16px; } .timeline-filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 16px; } .filter-chip { display: inline-block; padding: 6px 14px; border-radius: 9999px; border: 1px solid rgba(73, 191, 157, 0.4); background: transparent; color: #49bf9d; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 12px; font-weight: 500; line-height: 1.2; cursor: pointer; transition: background 200ms ease, color 200ms ease, border-color 200ms ease; } .filter-chip:hover { background: rgba(73, 191, 157, 0.08); } .filter-chip:focus-visible { outline: 2px solid #49bf9d; outline-offset: 2px; } .filter-chip[aria-pressed="true"] { background: #49bf9d; color: #ffffff; border-color: #49bf9d; } .timeline-year { margin: 32px 0 0; padding: 0 0 6px; border-bottom: 2px solid #49bf9d; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 16px; font-weight: 600; color: #1d1d1f; } .timeline-row { display: flex; align-items: center; gap: 12px; padding: 12px 0; color: #1d1d1f; text-decoration: none; transition: background 180ms ease; border-bottom: 1px solid rgba(0, 0, 0, 0.04); } .timeline-row:hover { background: rgba(73, 191, 157, 0.06); } .timeline-row:focus-visible { outline: 2px solid #49bf9d; outline-offset: 2px; background: rgba(73, 191, 157, 0.06); } .timeline-row-date { flex: 0 0 44px; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 14px; font-weight: 500; color: #7a7a7a; font-variant-numeric: tabular-nums; } .timeline-row-dot { flex: 0 0 5px; width: 5px; height: 5px; border-radius: 50%; background: #49bf9d; } .timeline-row-title { flex: 1; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 15px; font-weight: 500; color: #1d1d1f; } .timeline-row-tag { display: inline-block; padding: 2px 8px; border-radius: 9999px; background: rgba(73, 191, 157, 0.10); color: #2a8a6e; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 12px; font-weight: 500; } /* Timeline filter — driven by body[data-timeline-filter] (set by blog-timeline.js) */ body[data-timeline-filter="technical"] [data-cat="life"] { display: none; } body[data-timeline-filter="life"] [data-cat="technical"] { display: none; } /* ---------- Write tool (frontmatter form + live preview) ---------- */ .write-tool { display: grid; grid-template-columns: 1fr 1.5fr; gap: 24px; margin: 48px 0 0; padding: 32px; background: rgba(255, 255, 255, 0.55); border: 1px solid rgba(255, 255, 255, 0.6); border-radius: 24px; box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06); backdrop-filter: blur(20px) saturate(180%); -webkit-backdrop-filter: blur(20px) saturate(180%); } .write-tool h2 { grid-column: 1 / -1; margin: 0 0 8px; } .write-form { display: flex; flex-direction: column; gap: 12px; } .write-form-field { display: flex; flex-direction: column; gap: 4px; } .write-form-field label { font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 12px; font-weight: 500; color: #7a7a7a; text-transform: uppercase; letter-spacing: 0.04em; } .write-form-input, .write-form-textarea, .write-form-select { width: 100%; padding: 10px 14px; border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 12px; background: rgba(255, 255, 255, 0.7); font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 14px; color: #1d1d1f; transition: border-color 180ms ease, box-shadow 180ms ease; box-sizing: border-box; } .write-form-input:focus, .write-form-textarea:focus, .write-form-select:focus { outline: none; border-color: #49bf9d; box-shadow: 0 0 0 3px rgba(73, 191, 157, 0.18); } .write-form-textarea { resize: vertical; min-height: 280px; font-family: "SF Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; font-size: 13px; line-height: 1.55; } .write-download { align-self: flex-start; display: inline-block; padding: 10px 20px; border: 0; border-radius: 9999px; background: #49bf9d; color: #ffffff; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 14px; font-weight: 600; cursor: pointer; transition: background 200ms ease, transform 200ms ease; } .write-download:hover { background: #2a8a6e; transform: scale(0.98); } .write-download:focus-visible { outline: 2px solid #0071e3; outline-offset: 2px; } .write-preview { padding: 24px; background: rgba(255, 255, 255, 0.45); border-radius: 16px; min-height: 480px; overflow: auto; } /* Prose styling inside the preview pane */ .write-preview-prose > *:first-child { margin-top: 0; } .write-preview-prose > *:last-child { margin-bottom: 0; } .write-preview-prose h1, .write-preview-prose h2, .write-preview-prose h3 { margin: 24px 0 12px; font-family: "SF Pro Display", system-ui, -apple-system, sans-serif; color: #1d1d1f; letter-spacing: -0.2px; line-height: 1.25; } .write-preview-prose h1 { font-size: 28px; font-weight: 700; } .write-preview-prose h2 { font-size: 22px; font-weight: 600; } .write-preview-prose h3 { font-size: 18px; font-weight: 600; } .write-preview-prose p { margin: 0 0 16px; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 15px; font-weight: 400; line-height: 1.6; color: #333333; } .write-preview-prose a { color: #2a8a6e; text-decoration: none; } .write-preview-prose a:hover { text-decoration: underline; } .write-preview-prose code { padding: 1px 4px; background: rgba(0, 0, 0, 0.06); border-radius: 4px; font-family: "SF Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; font-size: 13px; } .write-preview-prose pre { margin: 0 0 16px; padding: 12px; background: rgba(0, 0, 0, 0.05); border-radius: 8px; overflow: auto; } .write-preview-prose pre code { padding: 0; background: transparent; font-size: 13px; line-height: 1.55; } .write-preview-prose ul, .write-preview-prose ol { margin: 0 0 16px; padding-left: 20px; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 15px; line-height: 1.6; color: #333333; } .write-preview-prose blockquote { margin: 0 0 16px; padding-left: 12px; border-left: 3px solid #49bf9d; color: #7a7a7a; font-family: "SF Pro Text", system-ui, -apple-system, sans-serif; font-size: 15px; line-height: 1.6; } .write-preview-prose img { max-width: 100%; height: auto; border-radius: 8px; } /* ---------- Code snippet cards (Quick Code Snippets) ---------- */ .snippet-card pre { margin: 0 0 12px; padding: 16px; background: rgba(20, 30, 45, 0.04); border-left: 3px solid #49bf9d; border-radius: 8px; overflow-x: auto; } .snippet-card pre code { font-family: "SF Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; font-size: 13px; line-height: 1.55; color: #1d1d1f; background: transparent; } .snippet-card .snippet-meta { margin: 0; } .snippet-card + .snippet-card { margin-top: 20px; } /* ---------- Responsive ---------- */ @media (max-width: 1023px) and (min-width: 640px) { .glass-card { padding: 16px; } .glass-card h3 { font-size: 18px; } .meta-tiles { gap: 16px; } .meta-tile-overlay { padding: 20px; } .meta-tile-overlay h3 { font-size: 22px; } .write-tool { grid-template-columns: 1fr; padding: 24px; } } @media (max-width: 639px) { .glass-card { padding: 16px; } .glass-card .image.fit.thumb { margin: -16px -16px 12px; } .glass-card h3 { font-size: 18px; } .glass-card p { font-size: 14px; } .meta-tiles { grid-template-columns: 1fr; } .meta-tile-overlay { padding: 16px; } .meta-tile-overlay h3 { font-size: 20px; } .write-tool { grid-template-columns: 1fr; padding: 20px; } .write-preview { min-height: 320px; } }