:root{--bg:#f5f5f7;--card:#ffffff;--text:#1d1d1f;--muted:#6e6e73;--accent:#0071e3;--border:rgba(0,0,0,.08)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;line-height:1.55}
.hero{padding:120px 24px 60px;text-align:center;max-width:840px;margin:0 auto}
.hero h1{font-size:clamp(40px,7vw,72px);font-weight:700;letter-spacing:-.02em}
.hero p{font-size:clamp(18px,2.5vw,24px);color:var(--muted);margin-top:14px;font-weight:500}
.actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:32px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:980px;font-size:15px;font-weight:600;text-decoration:none;cursor:pointer;border:none;transition:transform .15s ease,opacity .15s ease}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--accent);color:#fff}
.btn-secondary{background:transparent;color:var(--accent);border:1.5px solid var(--accent)}
.btn.copied{opacity:.7}
main{max-width:720px;margin:0 auto;padding:20px 24px 100px;display:flex;flex-direction:column;gap:28px}
main.post-page{padding-top:60px}
.card{background:var(--card);border-radius:22px;padding:36px;box-shadow:0 4px 24px rgba(0,0,0,.06);border:1px solid var(--border)}
.card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.card time{color:var(--muted);font-size:14px}
.card h1{font-size:34px;font-weight:700;letter-spacing:-.01em;margin-bottom:14px}
.card h2{font-size:28px;font-weight:700;letter-spacing:-.01em;margin-bottom:14px}
.post-link{color:inherit;text-decoration:none}
.post-link:hover{color:var(--accent)}
.back{color:var(--accent);text-decoration:none;font-weight:600;font-size:15px}
.card-body{color:var(--text);font-size:17px}
.card-body p{margin-bottom:12px}
.card-body a{color:var(--accent);text-decoration:none}
.card-body a:hover{text-decoration:underline}
.card-body img{max-width:100%;border-radius:14px;margin:8px 0}
.card-body code{font-family:"SF Mono",ui-monospace,Menlo,monospace;font-size:.9em;background:rgba(128,128,128,.15);padding:2px 6px;border-radius:6px}
.card-body pre{background:rgba(128,128,128,.12);padding:16px;border-radius:12px;overflow-x:auto;margin-bottom:12px}
.card-body pre code{background:none;padding:0}
.card-body ul{padding-left:24px;margin-bottom:12px}
.pill{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:5px 12px;border-radius:980px}
.pill-announcements{background:#e6510022;color:#e65100}
.pill-deep-dives{background:#4a148c22;color:#4a148c}
.pill-progress{background:#0d47a122;color:#0d47a1}
.pill-releases{background:#1b5e2022;color:#1b5e20}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}
.empty{text-align:center;color:var(--muted);padding:60px 0;font-size:18px}
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(80px);background:var(--text);color:var(--bg);padding:10px 22px;border-radius:980px;font-size:14px;font-weight:600;transition:transform .3s ease;pointer-events:none}
.toast.show{transform:translateX(-50%) translateY(0)}
footer{text-align:center;color:var(--muted);font-size:13px;padding:0 24px 60px}
footer a{color:var(--accent);text-decoration:none}