.d4{--bg:#fff;--bg-2:#f6f7f8;--ink:#0d1117;--ink-2:#39404a;--muted:#6b7280;--line:#e8eaed;--line-2:#f0f1f3;--card:#fff;--accent:#0f7d6b;--accent-2:#0b6557;--accent-wash:#e7f3f0;--accent-block:#0f7d6b;--ok:#15935f;font-family:var(--font-hanken),system-ui,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.55}.d4 *,.d4 :before,.d4 :after{box-sizing:border-box}.d4 a{color:inherit;text-decoration:none}.d4 p{margin:0}.d4 h1,.d4 h2,.d4 h3,.d4 h4{color:var(--ink);letter-spacing:-.03em;margin:0;font-weight:700;line-height:1.05}.d4 .accent{color:var(--accent)}.d4-wrap{max-width:1200px;margin:0 auto;padding:0 24px}.d4-proof{flex-wrap:wrap;align-items:center;gap:10px;display:inline-flex}.d4-proof .pill{background:var(--bg-2);border:1px solid var(--line);color:var(--ink-2);border-radius:999px;align-items:center;gap:8px;padding:6px 13px;font-size:13px;font-weight:500;display:inline-flex}.d4-proof .stars{color:#f0a429;letter-spacing:1px;font-size:12px}.d4-proof .pill b{color:var(--ink);font-weight:700}.d4-hero{padding:56px 0 76px}.d4-hero-in{grid-template-columns:1.05fr .95fr;align-items:center;gap:56px;display:grid}.d4-hero h1{letter-spacing:-.035em;max-width:15ch;margin-top:22px;font-size:max(40px,min(5.6vw,66px));font-weight:760}.d4-hero .lead{color:var(--ink-2);max-width:36ch;margin-top:20px;font-size:18.5px;line-height:1.6}@media (max-width:940px){.d4-hero-in{grid-template-columns:1fr;gap:40px}}.d4-tryform{border:1.5px solid var(--ink);background:var(--card);border-radius:12px;align-items:stretch;max-width:480px;margin-top:28px;transition:box-shadow .15s;display:flex;overflow:hidden}.d4-tryform:focus-within{box-shadow:0 0 0 3px rgba(15,125,107,.18)}.d4-tryform .pfx{color:var(--muted);place-items:center;padding:0 2px 0 14px;display:grid}.d4-tryform input{font:inherit;color:var(--ink);background:0 0;border:0;outline:none;flex:1;padding:15px 10px;font-size:15.5px}.d4-tryform button{background:var(--ink);color:#fff;font:inherit;cursor:pointer;border:0;align-items:center;gap:7px;padding:0 20px;font-size:14.5px;font-weight:650;transition:background .14s;display:inline-flex}.d4-tryform button:hover{background:var(--accent)}.d4-hero-cta{flex-wrap:wrap;align-items:center;gap:18px;margin-top:16px;display:flex}.d4-note{color:var(--muted);align-items:center;gap:7px;font-size:13px;display:inline-flex}.d4-note .ok{color:var(--ok);font-weight:700}.d4-ghostlink{color:var(--accent);border-bottom:1.5px solid var(--accent);padding-bottom:1px;font-size:15px;font-weight:650}.d4-panel{background:var(--accent-block);border-radius:22px;justify-content:center;align-items:center;min-height:460px;padding:34px;display:flex;position:relative;overflow:hidden}.d4-panel:before{content:"";opacity:.6;background-image:linear-gradient(135deg,rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(45deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:46px 46px;position:absolute;top:0;bottom:0;left:0;right:0}.d4-chat{background:var(--card);border-radius:16px;flex-direction:column;width:100%;max-width:380px;display:flex;position:relative;overflow:hidden;box-shadow:0 30px 60px -24px rgba(0,0,0,.4)}.d4-chat-top{border-bottom:1px solid var(--line-2);align-items:center;gap:9px;padding:13px 15px;display:flex}.d4-chat-top .av{background:var(--accent);color:#fff;border-radius:7px;place-items:center;width:24px;height:24px;font-size:13px;font-weight:800;display:grid}.d4-chat-top .nm{font-size:13.5px;font-weight:650}.d4-chat-top .on{color:var(--ok);align-items:center;gap:6px;margin-left:auto;font-size:11.5px;display:inline-flex}.d4-chat-top .on:before{content:"";background:var(--ok);border-radius:999px;width:7px;height:7px}.d4-chat-body{flex-direction:column;gap:11px;padding:16px;display:flex}.d4-b{opacity:0;max-width:88%;font-size:13.8px;line-height:1.5;animation:.5s forwards d4in;transform:translateY(8px)}.d4-b.u{background:var(--ink);color:#fff;border-radius:13px 13px 4px;align-self:flex-end;padding:10px 13px;font-weight:500}.d4-b.a{background:var(--bg-2);border:1px solid var(--line);color:var(--ink-2);border-radius:13px 13px 13px 4px;align-self:flex-start;padding:11px 13px}.d4-b.a b{color:var(--ink)}.d4-b.d1{animation-delay:.2s}.d4-b.d2{animation-delay:1s}.d4-b.d3{animation-delay:1.7s}.d4-typing{background:var(--bg-2);border:1px solid var(--line);opacity:0;border-radius:13px;align-self:flex-start;gap:4px;padding:12px 14px;animation:1.7s forwards d4flash;display:inline-flex}.d4-typing span{background:var(--muted);border-radius:999px;width:6px;height:6px;animation:1.2s infinite d4bounce}.d4-typing span:nth-child(2){animation-delay:.15s}.d4-typing span:nth-child(3){animation-delay:.3s}.d4-chat-input{border:1px solid var(--line);color:var(--muted);border-radius:11px;justify-content:space-between;align-items:center;gap:10px;margin:0 14px 14px;padding:11px 13px;font-size:13px;display:flex}.d4-chat-input .send{background:var(--ink);color:#fff;border-radius:999px;flex:none;place-items:center;width:28px;height:28px;font-size:13px;display:grid}@keyframes d4in{to{opacity:1;transform:none}}@keyframes d4flash{0%,8%{opacity:0}15%,88%{opacity:1}to{opacity:0;height:0;margin:0;padding:0}}@keyframes d4bounce{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-4px)}}@media (prefers-reduced-motion:reduce){.d4-b,.d4-typing{opacity:1;animation:none;transform:none}.d4-typing{display:none}}.d4-reveal{opacity:0;will-change:opacity,transform;transition:opacity .55s cubic-bezier(.22,.61,.36,1),transform .55s cubic-bezier(.22,.61,.36,1);transform:translateY(16px)}.d4-reveal.in{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){.d4-reveal,.d4-reveal.in{opacity:1;transition:none;transform:none}}.d4-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-2)}.d4-strip .d4-wrap{flex-wrap:wrap;justify-content:center;align-items:center;gap:14px 36px;padding:20px 24px;display:flex}.d4-strip .lbl{color:var(--muted);font-size:12.5px}.d4-strip .it{color:var(--ink-2);align-items:center;gap:8px;font-size:13.5px;font-weight:600;display:inline-flex}.d4-strip .it:before{content:"";background:var(--accent);border-radius:999px;width:6px;height:6px}.d4-sec{padding:84px 0}.d4-sec.line{border-top:1px solid var(--line)}.d4-kick{letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-size:12px;font-weight:700}.d4-head h2{margin-top:14px;font-size:max(27px,min(3.6vw,42px));font-weight:740}.d4-head p{color:var(--muted);max-width:44ch;margin-top:14px;font-size:16.5px}.d4-split{grid-template-columns:.82fr 1.18fr;align-items:start;gap:56px;display:grid}.d4-split .d4-head{max-width:24ch;position:-webkit-sticky;position:sticky;top:90px}@media (max-width:940px){.d4-split{grid-template-columns:1fr;gap:30px}.d4-split .d4-head{max-width:40ch;position:static}}.d4-feat{grid-template-columns:1fr;gap:14px;display:grid}.d4-fcard{background:var(--card);border:1px solid var(--line);border-radius:16px;align-items:flex-start;gap:18px;padding:22px 24px;transition:border-color .15s,box-shadow .15s;display:flex}.d4-fcard:hover{border-color:#d6d9de;box-shadow:0 10px 30px -18px rgba(13,17,23,.25)}.d4-fcard .ic{background:var(--accent-wash);width:44px;height:44px;color:var(--accent);border-radius:12px;flex:none;place-items:center;display:grid}.d4-fcard .ic svg{width:22px;height:22px}.d4-fcard .tx h3{font-size:18px}.d4-fcard .tx p{color:var(--muted);margin-top:7px;font-size:14.5px;line-height:1.6}.d4-steps{grid-template-columns:1fr 1fr;gap:28px 32px;display:grid}.d4-step .n{background:var(--accent-wash);width:34px;height:34px;color:var(--accent);border-radius:9px;place-items:center;font-size:15px;font-weight:800;display:grid}.d4-step h4{margin-top:12px;font-size:16.5px;font-weight:700}.d4-step p{color:var(--muted);margin-top:7px;font-size:14px;line-height:1.55}@media (max-width:560px){.d4-steps{grid-template-columns:1fr}}.d4-band{background:var(--ink);color:#fff}.d4-band .d4-wrap{padding:76px 24px}.d4-band .d4-kick{color:#4fd1b8}.d4-band h2{color:#fff;max-width:20ch;margin-top:14px;font-size:max(27px,min(3.6vw,40px))}.d4-stats{grid-template-columns:repeat(3,1fr);gap:20px;margin-top:48px;display:grid}.d4-stat{border-top:2px solid var(--accent);padding-top:18px}.d4-stat .n{letter-spacing:-.03em;font-size:max(38px,min(5vw,56px));font-weight:780;line-height:1}.d4-stat .l{color:#aeb6bf;max-width:24ch;margin-top:10px;font-size:14px}@media (max-width:720px){.d4-stats{grid-template-columns:1fr;gap:28px}}.d4-pricing{grid-template-columns:repeat(3,1fr);gap:14px;margin-top:10px;display:grid}.d4-plan{background:var(--card);border:1px solid var(--line);border-radius:16px;flex-direction:column;padding:24px;display:flex}.d4-plan.feat{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent);position:relative}.d4-plan .badge{background:var(--accent);color:#fff;border-radius:999px;padding:3px 11px;font-size:11px;font-weight:700;position:absolute;top:-11px;left:24px}.d4-plan .pn{font-size:15px;font-weight:700}.d4-plan .pp{letter-spacing:-.03em;margin-top:8px;font-size:32px;font-weight:780}.d4-plan .pp small{color:var(--muted);font-size:14px;font-weight:500}.d4-plan .pd{color:var(--muted);flex:1;margin-top:8px;font-size:13.5px}.d4-plan .d4-btn{justify-content:center;margin-top:18px}@media (max-width:760px){.d4-pricing{grid-template-columns:1fr}}.d4-btn{border:1.5px solid var(--ink);cursor:pointer;border-radius:11px;align-items:center;gap:9px;padding:14px 24px;font-size:15px;font-weight:650;transition:background .15s,color .15s,transform .12s;display:inline-flex}.d4-btn-primary{background:var(--ink);color:#fff}.d4-btn-primary:hover{background:var(--accent);border-color:var(--accent);transform:translateY(-1px)}.d4-btn-ghost{color:var(--ink);background:0 0}.d4-btn-ghost:hover{background:var(--ink);color:#fff}.d4-final{text-align:center;padding:92px 0}.d4-final h2{max-width:18ch;margin:0 auto;font-size:max(32px,min(5vw,56px));font-weight:760}.d4-final p{color:var(--muted);max-width:42ch;margin:18px auto 0;font-size:17px}.d4-final .d4-hero-cta{justify-content:center;margin-top:30px}.d4 a.d4-btn-primary,.d4 a.d4-btn-primary:hover{color:#fff}.d4 a.d4-btn-ghost{color:var(--ink)}.d4 a.d4-btn-ghost:hover{color:#fff}.d4 a.d4-ghostlink{color:var(--accent)}.vbar{z-index:9999;color:#fff;background:#111;border-radius:999px;gap:6px;padding:7px 9px;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;display:flex;position:fixed;bottom:16px;right:16px;box-shadow:0 10px 30px -10px rgba(0,0,0,.5)}.vbar a{color:#cfd3de;border-radius:999px;padding:6px 13px;font-size:12.5px;font-weight:600}.vbar a:hover{color:#fff;background:rgba(255,255,255,.12)}.vbar a.on{color:#111;background:#fff}