:root{
  --ink:#101225; --ink2:#3c4160; --ink3:#6b7089; --line:#e4e6f0;
  --bg:#fff; --bg2:#f6f7fb; --acc:#0f766e; --acc-d:#115e59; --acc-l:#eafaf6;
  --r:14px; --sh:0 1px 2px rgba(16,18,37,.05), 0 8px 24px rgba(16,18,37,.06);
  --shl:0 2px 4px rgba(16,18,37,.06), 0 18px 48px rgba(16,18,37,.10);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;letter-spacing:-.02em;font-size:17px}
.mark{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--acc);color:#fff;font-size:12px;font-weight:800}
.nav-links{display:flex;align-items:center;gap:26px;font-size:14.5px;color:var(--ink2)}
.nav-links a:hover{color:var(--acc)}
@media(max-width:720px){.nav-links a:not(.btn){display:none}}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;font-weight:600;font-size:15px;padding:11px 18px;border:1px solid transparent;cursor:pointer;transition:.15s;font-family:inherit;white-space:nowrap}
.btn-primary{background:var(--acc);color:#fff;box-shadow:0 1px 2px rgba(15,118,110,.3)}
.btn-primary:hover{background:var(--acc-d)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:#c8cbe0;background:var(--bg2)}
.btn-sm{padding:7px 14px;font-size:14px;border-radius:8px}
.btn-lg{padding:14px 26px;font-size:16px}
.btn-full{width:100%}
.lock{font-size:11px;opacity:.7}

.licbar{margin:14px 0 0;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:10px 16px;font-size:14px;color:var(--ink2)}
.licbar.pro{background:var(--acc-l);border-color:#c3e9e1;color:var(--acc-d)}
.linkbtn{background:none;border:none;color:var(--acc);font-weight:600;cursor:pointer;font-size:14px;font-family:inherit;text-decoration:underline}

.hero{padding:64px 0 48px;background:linear-gradient(180deg,#fafdfc 0%,#fff 100%);border-bottom:1px solid var(--line)}
.hero-in{text-align:center}
.pill{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 16px;font-size:13.5px;color:var(--ink2);box-shadow:var(--sh)}
h1{font-size:clamp(32px,5vw,54px);line-height:1.12;letter-spacing:-.035em;margin:22px 0 18px;font-weight:800}
.hl{color:var(--acc)}
.sub{max-width:660px;margin:0 auto;font-size:18px;color:var(--ink2)}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:30px}
.trust{display:flex;gap:22px;justify-content:center;flex-wrap:wrap;margin-top:26px;font-size:13.5px;color:var(--ink3)}

.sh{font-size:30px;letter-spacing:-.03em;font-weight:800;text-align:center}
.ss{text-align:center;color:var(--ink2);margin-top:8px;font-size:16px}

/* builder */
.app{padding:52px 0}
.builder{display:grid;grid-template-columns:1fr 340px;gap:26px;margin-top:30px;align-items:start}
@media(max-width:900px){.builder{grid-template-columns:1fr}}
.col-left{min-width:0}
.col-right{position:sticky;top:80px}
@media(max-width:900px){.col-right{position:static}}

.searchbox{position:relative}
.searchbox input{width:100%;border:1px solid var(--line);border-radius:10px;padding:13px 15px;font-size:15px;font-family:inherit;background:#fff;color:var(--ink)}
.searchbox input:focus{outline:2px solid var(--acc);outline-offset:-1px;border-color:var(--acc)}
.results{position:absolute;z-index:30;top:100%;left:0;right:0;margin-top:6px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shl);max-height:330px;overflow:auto;display:none}
.results.on{display:block}
.res{padding:10px 14px;cursor:pointer;border-bottom:1px solid #f0f1f7;font-size:14px;display:flex;justify-content:space-between;gap:10px}
.res:hover,.res.sel{background:var(--acc-l)}
.res b{font-weight:600}
.res span{color:var(--ink3);font-size:12.5px;white-space:nowrap}
.res-empty{padding:14px;color:var(--ink3);font-size:14px}

.ing-head{display:flex;justify-content:space-between;align-items:center;margin:22px 0 10px;font-size:13.5px;font-weight:600;color:var(--ink2)}
.ings{display:flex;flex-direction:column;gap:8px}
.ing{display:grid;grid-template-columns:1fr 84px 116px 26px;gap:8px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:10px;padding:9px 11px}
@media(max-width:640px){.ing{grid-template-columns:1fr 70px 96px;grid-template-areas:"n a u" "x x x"}}
.ing .nm{font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ing .sub{font-size:11.5px;color:var(--ink3);font-weight:400}
.ing input,.ing select{border:1px solid var(--line);border-radius:7px;padding:7px 8px;font-size:14px;font-family:inherit;background:#fff;width:100%;color:var(--ink)}
.ing .x{border:none;background:none;color:var(--ink3);cursor:pointer;font-size:18px;line-height:1}
.ing .x:hover{color:#dc2626}
.ing .ad{grid-column:1/-1;font-size:12px;color:var(--ink3);display:flex;align-items:center;gap:6px}
.ing .ad input{width:14px;height:14px;accent-color:var(--acc)}
.empty{color:var(--ink3);font-size:14px;padding:14px;background:var(--bg2);border:1px dashed #cfd3e8;border-radius:10px;text-align:center}

.opts2{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}
.opts2 label{display:block;font-size:13px;font-weight:600;color:var(--ink2);margin-bottom:6px}
.opts2 input{width:100%;border:1px solid var(--line);border-radius:9px;padding:9px 11px;font-size:14.5px;font-family:inherit}

.probox{margin-top:18px;border:1px solid var(--line);border-radius:11px;overflow:hidden;background:#fff}
.probox-h{background:var(--bg2);padding:10px 14px;font-size:13.5px;font-weight:700;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--line)}
.tag{background:var(--acc);color:#fff;font-size:10.5px;font-weight:700;padding:2px 7px;border-radius:99px;letter-spacing:.03em}
.probox-b{padding:13px 14px;font-size:13.5px;color:var(--ink2);line-height:1.65}
.probox-b b{color:var(--ink)}

.labelcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--sh);display:flex;justify-content:center}
.labelwrap{width:100%;display:flex;justify-content:center}
.labelwrap svg{max-width:100%;height:auto}
.exports{display:flex;gap:9px;margin-top:14px;flex-wrap:wrap}
.exports .btn{flex:1;min-width:100px}
.hintbox{margin-top:12px;font-size:12.5px;color:var(--warn,#b45309);background:#fffbeb;border:1px solid #fde68a;border-radius:9px;padding:9px 12px;display:none}
.hintbox.on{display:block}
.per100{margin-top:10px;font-size:12.5px;color:var(--ink3);text-align:center}

.why{padding:64px 0;background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:32px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--sh)}
.ci{font-size:26px;margin-bottom:10px}
.card h3{font-size:17.5px;margin-bottom:8px}
.card p{color:var(--ink2);font-size:14.5px}

.pricing{padding:64px 0}
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:22px;margin-top:34px;max-width:820px;margin-left:auto;margin-right:auto;align-items:start}
.plan{border:1px solid var(--line);border-radius:var(--r);padding:30px;background:#fff;position:relative}
.plan.featured{border-color:var(--acc);box-shadow:var(--shl)}
.ribbon{position:absolute;top:-12px;left:30px;background:var(--acc);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:99px}
.pt{font-weight:700;color:var(--ink2);font-size:14.5px}
.pp{font-size:44px;font-weight:800;letter-spacing:-.04em;margin:6px 0 2px}
.pd{color:var(--ink3);font-size:13.5px}
.plan ul{list-style:none;margin:20px 0 22px;display:flex;flex-direction:column;gap:10px}
.plan li{font-size:14.5px;color:var(--ink2);padding-left:24px;position:relative}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--acc);font-weight:800}
.pfine{margin-top:10px;font-size:12.5px;color:var(--ink3);text-align:center}

.faq{padding:64px 0;background:var(--bg2);border-top:1px solid var(--line)}
.faq .wrap{max-width:760px}
details{background:#fff;border:1px solid var(--line);border-radius:11px;padding:16px 20px;margin-bottom:10px}
summary{font-weight:600;cursor:pointer;font-size:15.5px;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--acc);font-weight:800;font-size:19px;line-height:1}
details[open] summary::after{content:"–"}
details p{color:var(--ink2);font-size:14.5px;margin-top:12px}

.foot{padding:40px 0 28px;border-top:1px solid var(--line)}
.foot-in{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.fm{color:var(--ink3);font-size:14px;margin-top:6px}
.foot-r{display:flex;gap:20px;font-size:14px;color:var(--ink2);flex-wrap:wrap}
.foot-r a:hover{color:var(--acc)}
.copy{margin-top:26px;font-size:13px;color:var(--ink3);border-top:1px solid var(--line);padding-top:18px}

.modal{position:fixed;inset:0;background:rgba(16,18,37,.45);display:grid;place-items:center;z-index:100;padding:20px}
.modal[hidden]{display:none}
.modal-in{background:#fff;border-radius:16px;padding:28px;max-width:400px;width:100%;box-shadow:var(--shl)}
.modal-in h3{font-size:19px;margin-bottom:6px}
.modal-in p{color:var(--ink2);font-size:14px;margin-bottom:16px}
.modal-in input{width:100%;border:1px solid var(--line);border-radius:9px;padding:11px 13px;font-size:15px;font-family:ui-monospace,monospace;letter-spacing:.06em}
.modal-msg{font-size:13.5px;margin-top:10px;min-height:18px}
.modal-msg.ok{color:#0f9d58;font-weight:600}
.modal-msg.err{color:#dc2626;font-weight:600}
.modal-act{display:flex;gap:10px;justify-content:flex-end;margin-top:18px}
.modal-fine{font-size:12px;color:var(--ink3);margin-top:14px;text-align:center}