:root{--bg:#efeee9;--raised:#f7f6f2;--ink:#1a1916;--muted:#5f5b54;--line:#d8d3cb;--shadow:0 16px 40px #1a191614}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{background:var(--bg);color:var(--ink);font-family:Segoe UI,system-ui,sans-serif}.viewer{flex-direction:column;gap:14px;height:100dvh;min-height:100dvh;padding:22px 32px 18px;display:flex;position:relative;overflow:hidden}.viewer-top{justify-content:space-between;align-items:center;gap:16px;display:flex}.kicker{color:var(--muted);letter-spacing:.14em;text-transform:uppercase;margin:0;font-size:.75rem}.slide{flex-direction:column;flex:auto;gap:16px;min-width:0;min-height:0;animation:.18s rise;display:flex}.slide-content{justify-content:center;gap:28px}.headline{letter-spacing:-.02em;text-wrap:balance;max-width:100%;margin:0;font-family:Georgia,Iowan Old Style,Palatino,serif;font-size:clamp(1.45rem,2.15vw,2.15rem);font-weight:500;line-height:1.18}.frame{flex:1 1 0;justify-content:center;align-items:center;width:100%;min-width:0;min-height:0;margin:0;padding-bottom:8px;display:flex;overflow:hidden}.frame img{object-fit:contain;width:auto;min-width:0;max-width:100%;height:auto;min-height:0;max-height:100%;display:block}.frame-phone img{max-width:min(100%,380px)}.frame-screen img{max-width:min(100%,1240px);box-shadow:var(--shadow);border-radius:10px}.only-mobile{display:none}.content-panel{flex-direction:column;gap:22px;width:min(100%,980px);min-width:0;max-width:100%;display:flex}.content-lead{max-width:100%;color:var(--muted);margin:0;font-size:1.12rem;line-height:1.5}.point-list,.section-grid{width:100%;min-width:0;margin:0;padding:0}.point-list{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;list-style:none;display:grid}.point-list li,.section-grid article{background:var(--raised);border:1px solid var(--line);border-radius:14px;min-width:0;padding:18px 16px}.point-list li{font-size:.98rem;line-height:1.35}.section-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.section-grid h2{color:var(--muted);letter-spacing:.12em;text-transform:uppercase;margin:0 0 8px;font-size:.72rem;font-weight:600}.section-grid p{margin:0;line-height:1.45}.closing{letter-spacing:-.02em;margin:0;font-family:Georgia,Iowan Old Style,Palatino,serif;font-size:clamp(1.25rem,2vw,1.6rem)}.placeholder{color:var(--muted);text-align:center;padding:48px 24px}.placeholder p{margin:0 0 12px}.placeholder code{color:var(--ink);margin-top:6px;font-size:.85rem;display:block}.caption,.notes{width:min(100%,720px);color:var(--muted);text-align:center;margin:0 auto;line-height:1.5}.notes{text-align:left;background:var(--raised);border:1px solid var(--line);width:min(440px,100% - 64px);box-shadow:var(--shadow);border-radius:12px;margin:0;padding:14px 16px;position:absolute;bottom:78px;right:32px}.notes ul{margin:0;padding-left:1.1rem}.notes li+li{margin-top:8px}.controls{grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;display:grid}.controls button,.notes-toggle{border:1px solid var(--line);height:44px;color:var(--ink);font:inherit;cursor:pointer;background:#fff;border-radius:999px;padding:0 18px}.controls button:disabled{cursor:default;opacity:.4}.controls .next{justify-self:end}.count{color:var(--muted);font-variant-numeric:tabular-nums;margin:0}.index{max-width:640px;margin:0 auto;padding:72px 24px}.index h1{letter-spacing:-.03em;margin:12px 0 28px;font-family:Georgia,Iowan Old Style,Palatino,serif;font-size:2.4rem;font-weight:500}.index ul{margin:0;padding:0;list-style:none}.index li{border-top:1px solid var(--line);justify-content:space-between;align-items:baseline;gap:16px;padding:16px 0;display:flex}.index a{color:var(--ink);font-size:1.15rem}.index span{color:var(--muted)}@media (min-width:900px){.headline{max-width:20em}}@media (max-width:900px){.point-list{grid-template-columns:1fr 1fr}}@media (max-width:760px){.viewer{height:100dvh;padding:18px 16px 14px;overflow:hidden}.headline{font-size:1.4rem}.only-desktop{display:none}.only-mobile{display:block}.only-mobile img{max-width:min(100%,340px);max-height:calc(100dvh - 168px)}.frame-phone img{max-width:min(100%,320px)}.frame-screen img{width:100%;max-width:100%;height:auto;max-height:100%}.point-list,.section-grid{grid-template-columns:1fr}.notes{width:auto;bottom:72px;left:16px;right:16px}}@media (prefers-reduced-motion:reduce){.slide{animation:none}}@keyframes rise{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}