:root{--bg:#f6f8fb;--card:#fff;--ink:#14213d;--muted:#5b6475;--pri:#0b7a75;--pri2:#095e5a;--acc:#f59e0b;--acc2:#d97706;--line:#dde3ea;--ok:#067647;--okbg:#ecfdf3;--warn:#8a5a00;--warnbg:#fff8e6;--err:#b42318;--errbg:#fef3f2;--dark:#0f3b38}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;font-size:17px;-webkit-text-size-adjust:100%}
img{max-width:100%;height:auto}
a{color:var(--pri2)}
.wrap{max-width:1040px;margin:0 auto;padding:0 18px}
.narrow{max-width:760px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}
/* nav */
.nav{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(6px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:16px;min-height:60px}
.brand{font-weight:800;font-size:1.15rem;color:var(--ink);text-decoration:none;white-space:nowrap}
.brand span{color:var(--pri)}
.nav ul{display:flex;gap:18px;list-style:none;margin:0 0 0 auto;padding:0;font-size:.95rem}
.nav ul a{color:var(--ink);text-decoration:none}
.nav ul a:hover{color:var(--pri)}
.nav .btn{padding:8px 14px;font-size:.92rem}
@media (max-width:860px){.nav ul .opt{display:none}}
@media (max-width:520px){.nav .wrap{gap:10px;padding:0 12px}.nav ul{gap:10px;font-size:.86rem}.nav .btn{padding:7px 10px;font-size:.84rem}.brand{font-size:1rem}}
.nav ul a,.nav .btn{white-space:nowrap}
/* buttons */
.btn{display:inline-block;border:0;border-radius:10px;padding:13px 22px;font:inherit;font-weight:700;cursor:pointer;background:var(--pri);color:#fff;text-decoration:none;text-align:center;line-height:1.25}
.btn:hover{background:var(--pri2)}
.btn.acc{background:var(--acc);color:#422006}
.btn.acc:hover{background:var(--acc2)}
.btn.ghost{background:transparent;color:var(--pri2);box-shadow:inset 0 0 0 2px var(--pri)}
.btn.ghost:hover{background:#e6f4f3}
.btn.big{font-size:1.1rem;padding:15px 28px}
.btn[disabled]{opacity:.6;cursor:wait}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 12px}
/* hero */
.hero{background:linear-gradient(160deg,#e8f6f5 0%,#f6f8fb 60%);padding:56px 0 40px;border-bottom:1px solid var(--line)}
.hero h1{font-size:clamp(1.9rem,4.6vw,3rem);line-height:1.15;margin:0 0 16px;letter-spacing:-.01em}
.hero .sub{font-size:1.15rem;color:#2d3a55;max-width:720px;margin:0}
.micro{font-size:.9rem;color:var(--muted);max-width:640px}
.pill{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:999px;padding:3px 12px;font-size:.85rem;color:var(--muted);margin-bottom:14px}
/* sections */
section.s{padding:56px 0}
section.s.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h2{font-size:clamp(1.45rem,3vw,2rem);line-height:1.2;margin:0 0 16px}
h3{font-size:1.15rem;margin:0 0 8px}
.lead{font-size:1.08rem;color:#2d3a55}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media (max-width:900px){.grid4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:760px){.grid3,.grid2,.grid4{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.step .n{display:inline-flex;width:34px;height:34px;border-radius:999px;background:var(--pri);color:#fff;font-weight:800;align-items:center;justify-content:center;margin-bottom:8px}
ul.check{list-style:none;padding:0;margin:12px 0}
ul.check li{position:relative;padding-left:30px;margin:10px 0}
ul.check li::before{content:"✓";position:absolute;left:0;top:1px;width:22px;height:22px;border-radius:999px;background:#d7efed;color:var(--pri2);font-weight:800;font-size:.8rem;display:flex;align-items:center;justify-content:center}
.callout{border-left:4px solid var(--pri);background:#eef8f7;padding:14px 16px;border-radius:0 10px 10px 0;margin:20px 0}
.callout.warn{border-color:var(--acc);background:var(--warnbg)}
/* plans */
.plan{display:flex;flex-direction:column}
.plan .price{font-size:1.7rem;font-weight:800;margin:4px 0 8px}
.plan .price small{font-size:.9rem;font-weight:500;color:var(--muted)}
.plan.feat{border:2px solid var(--pri);box-shadow:0 8px 24px rgba(11,122,117,.12)}
.plan .tag{align-self:flex-start;background:var(--pri);color:#fff;border-radius:999px;font-size:.78rem;padding:2px 10px;font-weight:700;margin-bottom:6px}
.note{font-size:.88rem;color:var(--muted)}
/* presale */
.presale{background:linear-gradient(135deg,#0b7a75,#14532d);color:#fff;border-radius:18px;padding:32px 28px;margin-top:28px}
.presale h2,.presale h3{color:#fff}
.presale .big{font-size:clamp(1.3rem,3vw,1.7rem);font-weight:800;margin:0 0 10px}
.presale ul{margin:14px 0 20px;padding-left:0;list-style:none}
.presale li{margin:9px 0;padding-left:28px;position:relative}
.presale li::before{content:"✓";position:absolute;left:0;top:2px;width:20px;height:20px;border-radius:999px;background:rgba(255,255,255,.2);text-align:center;font-weight:700;font-size:.8rem;line-height:20px}
.presale .muted{opacity:.9;font-size:.9rem}
.presale a:not(.btn){color:#fff}
/* form */
form.lista{display:grid;grid-template-columns:1fr 1fr;gap:14px}
form.lista .full{grid-column:1/-1}
@media (max-width:640px){form.lista{grid-template-columns:1fr}}
label{font-weight:600;font-size:.93rem;display:block;margin-bottom:4px}
input[type=text],input[type=email],select{width:100%;padding:12px;border:1px solid #c8d0da;border-radius:9px;font:inherit;background:#fff;min-height:46px}
input:focus,select:focus,.btn:focus-visible,a:focus-visible{outline:3px solid #9ad6d2;outline-offset:2px}
.checkline{display:flex;gap:10px;align-items:flex-start;font-weight:500;font-size:.9rem}
.checkline input{margin-top:5px;width:18px;height:18px;flex:none}
.hp{position:absolute!important;left:-5000px!important;width:1px;height:1px;overflow:hidden}
.form-msg{border-radius:9px;padding:12px 14px;font-size:.95rem}
.form-msg.ok{background:var(--okbg);color:var(--ok)}
.form-msg.warn{background:var(--warnbg);color:var(--warn)}
.form-msg.err{background:var(--errbg);color:var(--err)}
/* faq */
details.faq{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 18px;margin:10px 0}
details.faq summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none;position:relative;padding-right:28px}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";position:absolute;right:0;top:12px;font-size:1.4rem;color:var(--pri)}
details.faq[open] summary::after{content:"–"}
details.faq p{margin:0 0 16px}
/* final */
.final{background:var(--dark);color:#fff;text-align:center;padding:56px 0}
.final h2{color:#fff}
.final p{opacity:.92}
.final .btn.ghost{color:#fff;box-shadow:inset 0 0 0 2px #fff}
.final .btn.ghost:hover{background:rgba(255,255,255,.16);color:#fff}
/* footer */
footer.site{background:#0b1f1e;color:#c9d6d5;font-size:.9rem;padding:40px 0 48px}
footer.site a{color:#e6f4f3}
footer.site .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
@media (max-width:760px){footer.site .cols{grid-template-columns:1fr}}
footer.site h4{color:#fff;margin:0 0 8px;font-size:.95rem}
footer.site ul{list-style:none;padding:0;margin:0}
footer.site li{margin:6px 0}
footer.site .legal{border-top:1px solid #1f3a38;margin-top:26px;padding-top:18px;font-size:.84rem;line-height:1.55}
/* article / legal */
.doc{padding:40px 0 56px}
.doc h1{font-size:clamp(1.7rem,4vw,2.4rem);line-height:1.2;margin:0 0 10px}
.doc h2{font-size:1.4rem;margin:34px 0 10px}
.doc h3{margin:22px 0 6px}
.doc .meta{color:var(--muted);font-size:.9rem;margin-bottom:22px}
.doc table{width:100%;border-collapse:collapse;font-size:.92rem;margin:14px 0;background:#fff}
.doc th,.doc td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.doc th{background:#eef3f7}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
code,pre{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.88em}
pre{background:#0f172a;color:#e2e8f0;padding:14px;border-radius:10px;overflow:auto;white-space:pre}
.toc{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 18px;font-size:.95rem}
.toc ol{margin:6px 0 0;padding-left:20px}
.cta-box{background:#e8f6f5;border:1px solid #bfe3e0;border-radius:14px;padding:20px;margin:30px 0}
.cta-box .ctas{margin:12px 0 0}
.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:10px}
.crumbs a{color:var(--muted)}
.ph,a.ph,footer.site a.ph,.presale .ph{background:#fff3c4;color:#5a4300;border-radius:4px;padding:0 3px;text-decoration:none}
/* notice */
.rs-notice{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:60;max-width:min(560px,calc(100% - 24px));background:#14213d;color:#fff;border-radius:12px;padding:14px 16px;box-shadow:0 10px 30px rgba(0,0,0,.25);font-size:.95rem}
.rs-notice a{color:#fde68a}
.rs-notice[hidden]{display:none}