:root{--bg:#f7fdfb;--surface:#fff;--ink:#16302b;--muted:#5b716c;--accent:#0ea5a4;--accent2:#22c55e;--line:#dcefe9;--soft:#e8f8f3;--r:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
a{color:var(--accent)}img{max-width:100%}
.container{max-width:1140px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:99}
.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.88);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font-weight:800;font-size:1.3rem;color:var(--ink);text-decoration:none}.brand i{color:var(--accent)}.brand span{color:var(--accent2)}
.site-nav{display:flex;gap:24px;align-items:center}
.site-nav a{color:var(--ink);text-decoration:none;font-weight:500}.site-nav a.active,.site-nav a:hover{color:var(--accent)}
.nav-toggle{display:none;background:none;border:0;font-size:1.4rem;color:var(--ink);cursor:pointer}
.btn{display:inline-block;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff!important;padding:12px 24px;border-radius:999px;font-weight:600;text-decoration:none;border:0;box-shadow:0 6px 18px rgba(14,165,164,.25);transition:transform .15s}
.btn:hover{transform:translateY(-2px)}.btn-sm{padding:8px 18px}
.btn-ghost{background:#fff;color:var(--accent)!important;border:2px solid var(--accent);box-shadow:none}
.hero{padding:90px 0 70px;text-align:center;background:radial-gradient(circle at 20% 10%,#d9f7ec 0,transparent 45%),radial-gradient(circle at 85% 30%,#d6f3f6 0,transparent 45%)}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);line-height:1.15;margin:.3em 0}.hero h1 em{font-style:normal;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:1.2rem;color:var(--muted);max-width:640px;margin:0 auto 28px}
.pill{display:inline-block;background:var(--soft);color:#0f766e;padding:6px 14px;border-radius:999px;font-weight:600;font-size:.9rem}
.actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
section{padding:64px 0}.section-head{text-align:center;max-width:640px;margin:0 auto 40px}.section-head h2{font-size:2rem;margin:0 0 8px}
.muted{color:var(--muted)}
.grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:28px;box-shadow:0 4px 20px rgba(22,48,43,.04)}
.card .ico{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:var(--soft);color:var(--accent);font-size:1.3rem;margin-bottom:12px}
.card h3{margin:0 0 6px}
.cta{background:linear-gradient(135deg,#e0f7f1,#e3f4fb);border-radius:24px;text-align:center;padding:56px 24px}
.billing-toggle{display:inline-flex;background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px;margin-bottom:30px}
.billing-toggle button{border:0;background:none;padding:8px 20px;border-radius:999px;font:inherit;cursor:pointer;color:var(--muted)}
.billing-toggle button.on{background:var(--accent);color:#fff}
.plan .price{line-height:1.1;font-size:2.6rem;font-weight:800;margin:10px 0 0}.price small{font-size:1rem;color:var(--muted);font-weight:500}
.yearly{display:none}body[data-cycle="yearly"] .yearly{display:block}body[data-cycle="yearly"] .monthly{display:none}
.save{color:#15803d;font-weight:600;font-size:.9rem}
.plan ul{list-style:none;padding:0;margin:20px 0}.plan li{padding:6px 0}.plan li i{color:var(--accent2);margin-right:8px}
.plan.featured{border:2px solid var(--accent);position:relative}.plan.featured:before{content:"Best value";position:absolute;top:-13px;left:24px;background:var(--accent);color:#fff;font-size:.8rem;padding:2px 12px;border-radius:999px}
.plan .btn{width:100%;text-align:center}
.todo{background:#fff7d6;border:1px dashed #e5b800;padding:2px 6px;border-radius:6px;font-size:.85em}
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:12px}summary{font-weight:600;cursor:pointer}
.prose{max-width:780px;margin:0 auto}.prose h2{margin-top:1.8em}
.notice{background:#fff7d6;border-left:4px solid #e5b800;padding:12px 16px;border-radius:8px}
.site-footer{background:#fff;border-top:1px solid var(--line);padding:48px 0 20px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}.footer-grid h4{margin:0 0 10px}
.footer-grid a:not(.brand){display:block;color:var(--muted);text-decoration:none;padding:3px 0}.footer-grid a:hover{color:var(--accent)}
.copy{color:var(--muted);font-size:.9rem;border-top:1px solid var(--line);margin-top:30px;padding-top:16px}
@media(max-width:800px){.nav-toggle{display:block}.site-nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;padding:20px;border-bottom:1px solid var(--line)}.site-nav.open{display:flex}.footer-grid{grid-template-columns:1fr 1fr}.hero{padding:60px 0 40px}section{padding:44px 0}}
.amount{font-size:2.6rem;font-weight:800;line-height:1.1;margin:10px 0 4px}.amount small{font-size:1rem;color:var(--muted);font-weight:500}
body[data-cycle="yearly"] .amount.monthly{display:none}.amount.yearly{display:none}body[data-cycle="yearly"] .amount.yearly{display:block}
.plans-grid{text-align:left;align-items:start}.stack{margin-top:24px;text-align:left}.stack-list{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:6px}.stack-list i{color:var(--accent2);margin-right:8px}
.limits{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;font-size:.95rem}.limits th,.limits td{padding:10px;border-bottom:1px solid var(--line);text-align:left}.limits th{background:var(--soft)}
.prose{overflow-x:auto}