.landing{--ink: #0b0d10;--muted: #6b7280;--line: #e6e8eb;--bg: #ffffff;--serif: "Instrument Serif", Georgia, "Times New Roman", serif;background:var(--bg);color:var(--ink);font-family:Inter,var(--font);-webkit-font-smoothing:antialiased;min-height:100dvh;display:flex;flex-direction:column}.landing main{flex:1}.landing ::selection{background:#d5f7d7}.l-nav{max-width:1120px;margin:0 auto;width:100%;padding:26px clamp(20px,4vw,40px);display:flex;align-items:center;justify-content:space-between}.l-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;letter-spacing:-.01em;text-decoration:none}.l-cta{text-decoration:none;font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px;color:var(--ink);border-bottom:1px solid transparent}.l-cta span{transition:.2s transform}.l-cta:hover span{transform:translate(3px)}.l-kicker{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-ink);margin:0 0 22px}.l-hero{max-width:1120px;margin:0 auto;padding:clamp(56px,10vw,128px) clamp(20px,4vw,40px) clamp(40px,6vw,72px);text-align:center}.l-hero h1{font-size:clamp(48px,8.4vw,108px);line-height:.98;letter-spacing:-.045em;font-weight:600;margin:0 0 26px}.l-hero h1 em{font-family:var(--serif);font-style:italic;font-weight:400;letter-spacing:-.02em;color:var(--accent-ink)}.l-sub{font-size:clamp(17px,1.7vw,20px);line-height:1.5;color:#374151;max-width:620px;margin:0 auto 34px}.l-sub b{color:var(--ink);font-weight:600}.l-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.l-btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 24px;border-radius:999px;border:1px solid var(--line-2);font-weight:600;font-size:15px;text-decoration:none;color:var(--ink);background:#fff;transition:.15s}.l-btn:hover{border-color:var(--ink)}.l-btn.primary{background:var(--ink);color:#fff;border-color:var(--ink)}.l-btn.primary:hover{background:#24272c}.l-frame{max-width:1120px;margin:0 auto;padding:0 clamp(20px,4vw,40px) clamp(64px,10vw,128px)}.l-window{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 30px 80px -30px #0b0d1040,0 1px #0b0d100a}.l-window-bar{height:40px;display:flex;align-items:center;gap:7px;padding:0 16px;border-bottom:1px solid var(--line);background:#fafafa}.l-window-bar i{width:10px;height:10px;border-radius:50%;background:#e3e5e8}.l-window-bar span{margin:0 auto;font-family:var(--mono);font-size:11px;color:var(--muted);transform:translate(-24px)}.l-app{display:grid;grid-template-columns:180px 330px 1fr;height:520px;font-size:13px;text-align:left}.l-side{border-right:1px solid var(--line);background:#fafafa;padding:14px 10px;display:flex;flex-direction:column;gap:2px}.l-new{background:var(--accent);color:#032b05;border-radius:10px;padding:10px;text-align:center;font-weight:600;margin-bottom:10px}.l-side a{padding:8px 10px;border-radius:8px;color:#374151;font-weight:500;display:flex;justify-content:space-between}.l-side a.on{background:#fff;box-shadow:inset 0 0 0 1px var(--line);color:var(--ink);font-weight:600}.l-side a b{background:var(--accent);color:#032b05;border-radius:999px;font-size:10px;padding:1px 6px}.l-side small{font-family:var(--mono);font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:12px 10px 4px}.l-list{border-right:1px solid var(--line);overflow:hidden}.l-list-head{padding:16px 16px 10px;font-weight:700;font-size:17px;border-bottom:1px solid var(--line)}.l-list-head small{font-weight:500;color:var(--muted);font-size:12px;margin-left:8px}.l-row{display:flex;gap:10px;padding:12px 14px;border-bottom:1px solid var(--line);position:relative;align-items:flex-start}.l-row .avatar{width:32px;height:32px;font-size:11px}.l-row div{display:grid;min-width:0;flex:1}.l-row b{font-weight:600}.l-row span{color:#1f2937;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.l-row small{color:var(--muted);font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.l-row time{color:var(--muted);font-size:11px;white-space:nowrap}.l-row.unread b,.l-row.unread span{font-weight:700;color:var(--ink)}.l-row.unread:after{content:"";position:absolute;left:5px;top:22px;width:5px;height:5px;border-radius:50%;background:var(--accent)}.l-row.sel{background:var(--accent-soft)}.l-row.sel:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent)}.l-read{padding:0;overflow:hidden}.l-read-bar{display:flex;gap:6px;padding:10px 16px;border-bottom:1px solid var(--line)}.l-read-bar span{border:1px solid var(--line-2);border-radius:7px;padding:4px 9px;font-size:12px;font-weight:500}.l-read h3{margin:22px 24px 14px;font-size:20px;letter-spacing:-.02em}.l-msg{margin:0 24px;border:1px solid #b7e8ba;box-shadow:0 0 0 3px var(--accent-soft);border-radius:14px;padding:16px 18px}.l-msg-head{display:flex;gap:12px;align-items:center;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:14px}.l-msg-head div{flex:1;display:grid}.l-msg-head small{color:var(--muted);font-family:var(--mono);font-size:10.5px}.l-msg-head time{color:var(--muted);font-size:11px;text-align:right;display:grid}.l-msg-head time i{font-style:normal;color:var(--accent-ink);font-weight:600}.l-msg p{margin:0 0 10px;font-size:14px;line-height:1.55;color:#1f2937}.l-points{max-width:1120px;margin:0 auto;padding:0 clamp(20px,4vw,40px) clamp(64px,10vw,128px);display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,4vw,56px);border-top:1px solid var(--line);padding-top:clamp(40px,6vw,72px)}.l-points span{font-family:var(--mono);font-size:11px;color:var(--accent-ink);letter-spacing:.14em}.l-points h2{font-size:22px;letter-spacing:-.02em;margin:14px 0 10px;font-weight:600}.l-points p{margin:0;color:#4b5563;line-height:1.6;font-size:15px}.l-points b{color:var(--ink);font-weight:600}.l-proof{background:var(--ink);color:#fff;padding:clamp(64px,9vw,120px) clamp(20px,4vw,40px)}.l-proof .l-kicker{color:#7ee787}.l-proof-text,.l-code{max-width:1120px;margin:0 auto}.l-proof{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px);align-items:center;max-width:1200px;margin:0 auto;border-radius:28px;width:calc(100% - (2*clamp(20px,4vw,40px)))}.l-proof h2{font-size:clamp(30px,4vw,48px);line-height:1.05;letter-spacing:-.035em;font-weight:600;margin:0 0 20px}.l-proof h2 br{display:block}.l-proof-text p:last-child{color:#a3a8b1;line-height:1.6;font-size:16px;margin:0;max-width:480px}.l-proof-text code{font-family:var(--mono);font-size:13px;color:#fff;background:#ffffff1a;padding:1px 6px;border-radius:5px}.l-code{font-family:var(--mono);font-size:13px;line-height:1.75;background:#15181d;border:1px solid #262a31;border-radius:16px;padding:22px 26px;margin:0;overflow-x:auto;color:#e5e7eb}.l-code .c{color:#6b7280}.l-code .k{color:#7ee787}.l-code .s{color:#93c5fd}.l-code .ok{color:#7ee787;font-weight:700}.l-final{text-align:center;padding:clamp(80px,12vw,160px) 20px clamp(60px,8vw,100px)}.l-final h2{font-family:var(--serif);font-weight:400;font-style:italic;font-size:clamp(44px,7vw,84px);letter-spacing:-.03em;margin:0 0 12px;line-height:1}.l-final p{color:var(--muted);margin:0 0 28px}.l-foot{max-width:1120px;margin:0 auto;width:100%;padding:24px clamp(20px,4vw,40px) 36px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:13px}.l-foot nav{display:flex;gap:18px}.l-foot a{color:var(--muted);text-decoration:none;font-weight:500}.l-foot a:hover{color:var(--ink)}@media(max-width:960px){.l-app{grid-template-columns:300px 1fr;height:480px}.l-side{display:none}.l-points{grid-template-columns:1fr}.l-proof{grid-template-columns:1fr;border-radius:20px}}@media(max-width:640px){.l-app{grid-template-columns:1fr;height:420px}.l-read{display:none}.l-hero h1{font-size:clamp(42px,13vw,64px)}.l-actions .l-btn{width:100%}.l-code{font-size:11.5px;padding:16px}}@media(prefers-reduced-motion:reduce){.l-cta span{transition:none}}