:root{--ink:#0f172a;--text:#334155;--muted:#64748b;--line:#e2e8f0;--soft:#f8fafc;--accent:#10b981;--accent-ink:#047857;--accent-soft:#ecfdf5;--radius:14px;--font:"Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{color:var(--text);font:17px/1.6 var(--font);-webkit-font-smoothing:antialiased;background:#fff;margin:0}a{color:inherit}img{max-width:100%;height:auto;display:block}h1,h2,h3{color:var(--ink);letter-spacing:-.02em;margin:0}h1{font-size:calc(clamp(2.4rem,6vw,4rem));font-weight:750;line-height:1.05}h2{font-size:calc(clamp(1.8rem,4vw,2.6rem));font-weight:700;line-height:1.15}h3{font-size:1.15rem;font-weight:650}p{margin:0}.wrap{max-width:1160px;margin:0 auto;padding:0 24px}.narrow{max-width:760px}section{padding:96px 0}.lead{max-width:640px;margin-top:16px;font-size:1.15rem}.lead,.small{color:var(--muted)}.small{font-size:.9rem}.button{border:1px solid var(--ink);background:var(--ink);color:#fff;font:inherit;cursor:pointer;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:11px 20px;font-size:.95rem;font-weight:600;text-decoration:none;transition:transform .15s,background .15s;display:inline-flex}.button:hover{background:#1e293b;transform:translateY(-1px)}.button.ghost,.button.secondary{color:var(--ink);border-color:var(--line);background:#fff}.button.ghost:hover,.button.secondary:hover{background:var(--soft)}.button.small{padding:7px 14px;font-size:.875rem}.button.large{padding:14px 26px;font-size:1rem}.button:disabled{opacity:.6;cursor:default}.top{z-index:10;-webkit-backdrop-filter:saturate(1.8)blur(12px);backdrop-filter:saturate(1.8)blur(12px);border-bottom:1px solid var(--line);background:#ffffffd9;position:sticky;top:0}.top nav{gap:32px;height:64px}.brand,.top nav{align-items:center;display:flex}.brand{color:var(--ink);gap:10px;font-size:1.1rem;font-weight:750;text-decoration:none}.mark{background:linear-gradient(135deg,var(--accent),var(--accent-ink));border-radius:6px;width:22px;height:22px}.links{gap:24px;font-size:.95rem;display:flex}.links a,.signin{color:var(--muted);text-decoration:none}.links a:hover,.signin:hover{color:var(--ink)}.side{align-items:center;gap:20px;margin-left:auto;font-size:.95rem;display:flex}.langs{color:var(--muted);gap:10px;font-size:.875rem;display:inline-flex}.langs a{text-decoration:none}.langs [aria-current]{color:var(--ink);font-weight:600}.hero{text-align:center;background:radial-gradient(1000px 420px at 50% -60px,var(--accent-soft),transparent 70%);padding:88px 0 72px}.hero .lead{margin:20px auto 0;font-size:1.25rem}.eyebrow{color:var(--accent-ink);background:var(--accent-soft);border:1px solid #a7f3d0;border-radius:999px;margin-bottom:20px;padding:4px 12px;font-size:.85rem;font-weight:600;display:inline-block}.actions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:32px;display:flex}.hero .note{color:var(--muted);margin-top:14px;font-size:.875rem}.window{border-radius:var(--radius);background:#0b0f17;border:1px solid #1e293b;margin:0;overflow:hidden;box-shadow:0 30px 80px -20px #0f172a59,0 10px 30px -10px #0f172a40}.window .bar{background:#111827;border-bottom:1px solid #1e293b;gap:7px;padding:11px 14px;display:flex}.window .bar i{background:#374151;border-radius:50%;width:11px;height:11px}.hero-shot{margin-top:64px}.how{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.steps{grid-template-columns:repeat(3,1fr);gap:24px;margin:48px 0 56px;padding:0;list-style:none;display:grid}.steps li{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:28px}.steps h3{margin-top:16px}.steps p{color:var(--muted);margin-top:8px;font-size:.975rem}.num{background:var(--ink);color:#fff;border-radius:10px;place-items:center;width:34px;height:34px;font-weight:700;display:inline-grid}.ticks{gap:12px;margin:24px 0 0;padding:0;list-style:none;display:grid}.ticks li{align-items:flex-start;gap:10px;display:flex}.check{width:18px;height:18px;color:var(--accent);flex:none;margin-top:4px}.split{grid-template-columns:1fr 1fr;align-items:center;gap:64px;display:grid}.ai .small{border-top:1px solid var(--line);margin-top:28px;padding-top:20px}.chat{border-radius:var(--radius);color:#e2e8f0;background:#0b0f17;margin:0;padding:24px;font-size:.95rem;box-shadow:0 30px 80px -20px #0f172a59}.chat figcaption{text-transform:uppercase;letter-spacing:.08em;color:#64748b;margin-bottom:16px;font-size:.75rem}.msg{border-radius:12px;padding:14px 16px}.msg+.msg{margin-top:12px}.msg b{color:#94a3b8;margin-bottom:4px;font-size:.8rem;font-weight:600;display:block}.msg.you{background:#1e293b;margin-left:48px}.msg.bot{background:#111827;border:1px solid #1f2937;margin-right:24px}.changes{margin:12px 0;padding:0;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:.85rem;list-style:none}.changes li{color:#6ee7b7;background:#10b9811a;border-radius:6px;padding:6px 10px}.changes li+li{margin-top:6px}.changes span{margin-right:8px;font-weight:700}.chat .buttons{align-items:center;gap:8px;margin-top:4px;display:flex}.chat .buttons .button{line-height:1.2}.chat .button{background:var(--accent);border-color:var(--accent);color:#052e1f;cursor:default}.chat .button:hover{transform:none}.chat .button.secondary{color:#e2e8f0;background:0 0;border-color:#334155}.formats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:72px 0}.formats h2{text-align:center;font-size:1.5rem}.formats ul{grid-template-columns:repeat(4,1fr);gap:16px;margin:36px 0 0;padding:0;list-style:none;display:grid}.formats li{text-align:center;padding:20px}.formats strong{color:var(--ink);font-size:1.25rem;display:block}.formats span{color:var(--muted);margin-top:6px;font-size:.9rem;display:block}.pricing{text-align:center}.pricing .lead{margin-left:auto;margin-right:auto}.period{border:1px solid var(--line);background:var(--soft);border-radius:999px;margin-top:32px;padding:4px;display:inline-flex}.period button{font:inherit;cursor:pointer;color:var(--muted);background:0 0;border:0;border-radius:999px;padding:8px 18px;font-size:.9rem}.period button[aria-pressed=true]{color:var(--ink);background:#fff;font-weight:600;box-shadow:0 1px 3px #0f172a1f}.period small{color:var(--accent-ink);font-weight:600}.plans{text-align:left;grid-template-columns:repeat(3,1fr);align-items:start;gap:24px;margin-top:40px;display:grid}.plan{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:32px 28px;position:relative}.plan.featured{border:2px solid var(--ink);box-shadow:0 20px 50px -20px #0f172a40}.badge{background:var(--ink);color:#fff;border-radius:999px;padding:4px 10px;font-size:.75rem;font-weight:600;position:absolute;top:-13px;left:28px}.price{flex-direction:column;margin:14px 0 24px;display:flex}.price strong{color:var(--ink);letter-spacing:-.02em;font-size:2rem}.price small{color:var(--muted);font-size:.875rem}.pricing[data-period=monthly] .price.yearly,.pricing[data-period=yearly] .price.monthly{display:none}.plan .button{width:100%}.plan .ticks{font-size:.95rem}.plan details{color:var(--muted);margin-top:20px;font-size:.875rem}.plan summary{cursor:pointer;color:var(--ink);font-weight:500}.plan details ul{margin:10px 0 0;padding-left:18px}.pricing .note{color:var(--muted);margin-top:24px;font-size:.875rem}.faq{background:var(--soft);border-top:1px solid var(--line)}.faq h2{margin-bottom:32px}.faq details{border-bottom:1px solid var(--line);padding:20px 0}.faq summary{cursor:pointer;color:var(--ink);justify-content:space-between;gap:16px;font-size:1.05rem;font-weight:600;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--muted);font-size:1.4rem;font-weight:400;line-height:1}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--muted);margin-top:10px}.cta{background:var(--ink);text-align:center}.cta h2{color:#fff}.cta .button{background:var(--accent);border-color:var(--accent);color:#052e1f}.cta .button:hover{background:#34d399}.contact form{grid-template-columns:1fr 1fr;gap:16px;margin-top:32px;display:grid}.contact label{color:var(--ink);gap:6px;font-size:.9rem;font-weight:500;display:grid}.contact .wide{grid-column:1/-1}.contact input,.contact textarea{font:inherit;border:1px solid var(--line);color:var(--ink);background:#fff;border-radius:10px;padding:11px 14px;font-size:1rem}.contact input:focus,.contact textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:#0000}.trap{position:absolute;left:-9999px}.status{color:var(--accent-ink);margin-left:12px;font-size:.9rem}.status.error{color:#b91c1c}footer{border-top:1px solid var(--line);color:var(--muted);padding:32px 0;font-size:.875rem}footer .wrap{justify-content:space-between;gap:16px;display:flex}@media (width<=900px){.links{display:none}.plans,.split,.steps{grid-template-columns:1fr}.split{gap:40px}.formats ul{grid-template-columns:1fr 1fr}}@media (width<=560px){section{padding:64px 0}.wrap{padding:0 16px}.hero{padding:56px 0 48px}.side .langs,.signin{display:none}.contact form{grid-template-columns:1fr}.msg.you{margin-left:24px}.msg.bot{margin-right:0}footer .wrap{flex-direction:column}}
