:root{--ink:#1f2433;--muted:#5b6275;--bg:#fffaf3;--card:#ffffff;--red:#d6453d;--red-d:#b5362f;--sakura:#f7d6d9;--line:#ece3d6;--gold:#e8b94a}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Nunito",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--red)}
img{max-width:100%;display:block}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header.top{position:sticky;top:0;z-index:10;background:rgba(255,250,243,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--ink);text-decoration:none}
.logo .sun{width:30px;height:30px;border-radius:50%;background:var(--red);display:grid;place-items:center;color:#fff;font-size:.8rem}
nav a{margin-left:20px;color:var(--ink);text-decoration:none;font-weight:600;font-size:.95rem}
nav a.btn{color:#fff}
.btn{display:inline-block;background:var(--red);color:#fff;border:0;border-radius:999px;padding:14px 28px;font-weight:800;font-size:1rem;text-decoration:none;cursor:pointer;transition:background .15s,transform .15s}
.btn:hover{background:var(--red-d);transform:translateY(-1px)}
.btn.small{padding:9px 18px;font-size:.9rem}
.btn.ghost{background:transparent;color:var(--red);border:2px solid var(--red)}
.hero{padding:70px 0 60px;background:radial-gradient(circle at 85% 20%,var(--sakura) 0,transparent 45%),radial-gradient(circle at 10% 90%,#fde9c9 0,transparent 40%)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.eyebrow{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:.85rem;font-weight:700;color:var(--muted)}
h1{font-size:clamp(2.2rem,5vw,3.4rem);line-height:1.1;margin:16px 0}
h2{font-size:clamp(1.7rem,3.5vw,2.3rem);line-height:1.2;margin:0 0 12px}
.lead{font-size:1.15rem;color:var(--muted);max-width:520px}
.price-tag{margin:22px 0;font-size:1.05rem}
.price-tag b{font-size:2rem;color:var(--ink)}
.trust{display:flex;flex-wrap:wrap;gap:16px;margin-top:20px;color:var(--muted);font-size:.9rem;font-weight:600}
.box-art{aspect-ratio:1/1;width:100%;max-width:420px;margin:0 auto}
section{padding:70px 0}
.center{text-align:center}
.sub{color:var(--muted);max-width:620px;margin:0 auto 36px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px}
.card .ico{font-size:1.9rem;width:56px;height:56px;border-radius:14px;display:grid;place-items:center;background:var(--sakura);margin-bottom:14px}
.card h3{margin:0 0 6px;font-size:1.1rem}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.step{text-align:center}
.step .n{width:44px;height:44px;border-radius:50%;background:var(--red);color:#fff;font-weight:800;display:grid;place-items:center;margin:0 auto 12px}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.plan{background:#fff;border:2px solid var(--line);border-radius:20px;padding:28px;display:flex;flex-direction:column;position:relative}
.plan.pop{border-color:var(--red)}
.plan .badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--red);color:#fff;font-size:.78rem;font-weight:800;padding:4px 12px;border-radius:999px}
.plan h3{margin:0;font-size:1.25rem}
.plan .amt{font-size:2.4rem;font-weight:800;margin:10px 0 0}
.plan .per{color:var(--muted);font-size:.92rem;margin-bottom:16px}
.plan ul{list-style:none;padding:0;margin:0 0 22px;flex:1}
.plan li{padding:6px 0 6px 26px;position:relative;font-size:.95rem}
.plan li:before{content:"\2713";position:absolute;left:0;color:var(--red);font-weight:800}
.plan .btn{text-align:center}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin-bottom:12px}
.faq summary{font-weight:700;cursor:pointer}
.faq p{color:var(--muted);margin:10px 0 0}
footer{background:var(--ink);color:#c9cdd8;padding:44px 0 30px;font-size:.9rem}
footer a{color:#fff;text-decoration:none;margin-right:18px}
footer .legal{margin-top:18px;color:#8c93a6;font-size:.82rem}
.doc{max-width:780px;margin:0 auto;padding:50px 20px 70px}
.doc h1{font-size:2.2rem}
.doc h2{font-size:1.25rem;margin:30px 0 8px}
.doc p,.doc li{color:#3b4152}
.muted{color:var(--muted)}
/* checkout */
.co{display:grid;grid-template-columns:1.2fr .8fr;gap:30px;padding:50px 0 70px}
.opt{display:flex;align-items:center;gap:14px;background:#fff;border:2px solid var(--line);border-radius:16px;padding:18px 20px;margin-bottom:14px;cursor:pointer}
.opt input{accent-color:var(--red);width:20px;height:20px}
.opt.sel{border-color:var(--red)}
.opt .t{flex:1}
.opt .t b{display:block}
.opt .t span{color:var(--muted);font-size:.9rem}
.opt .p{font-weight:800;font-size:1.15rem}
.summary{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;position:sticky;top:90px;height:fit-content}
.row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed var(--line)}
.row.total{border:0;font-weight:800;font-size:1.15rem;padding-top:14px}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:var(--muted);margin:16px 0}
.agree input{margin-top:4px;accent-color:var(--red)}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}
.note{font-size:.82rem;color:var(--muted);margin-top:12px;text-align:center}
.err{display:none;background:#fdecea;color:#8a2a24;border-radius:10px;padding:10px 14px;font-size:.88rem;margin-top:12px}
@media(max-width:860px){.hero .wrap,.co{grid-template-columns:1fr}.grid3,.plans{grid-template-columns:1fr}.grid4{grid-template-columns:1fr 1fr}nav a:not(.btn){display:none}.summary{position:static}}