:root{
  --dark:#101216; --dark2:#171a20; --ink:#191c22; --muted:#5b6472; --line:#e3e6ec;
  --bg:#ffffff; --soft:#f5f6f8; --amber:#ffb000; --amber-deep:#b97e00; --amber-soft:#fff4d6;
  --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,"Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Hiragino Sans","Yu Gothic","Malgun Gothic","Apple SD Gothic Neo",sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16.5px}
a{color:var(--amber-deep);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.narrow{max-width:820px}

/* header */
header.site{background:var(--dark);color:#fff;position:sticky;top:0;z-index:10}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:15px;padding-bottom:15px}
.logo{font-weight:700;font-size:21px;letter-spacing:2.5px;color:#fff}
.logo:hover{text-decoration:none}
.logo b{color:var(--amber);font-weight:700}
nav.main a{color:#c9cedb;margin-left:26px;font-size:15px;letter-spacing:.3px}
nav.main a:hover{color:#fff;text-decoration:none}
nav.main a.cta{color:#14161a;background:var(--amber);padding:7px 16px;border-radius:999px;font-weight:700}
nav.main a.cta:hover{background:#ffc233;color:#14161a}
.langbar{background:#0b0c0f;border-bottom:1px solid #23262d}
.langbar .wrap{display:flex;gap:16px;justify-content:flex-end;padding-top:6px;padding-bottom:6px;flex-wrap:wrap}
.langbar a{color:#8b93a3;font-size:12.5px;letter-spacing:.4px}
.langbar a:hover{color:#fff;text-decoration:none}
.langbar a.on{color:var(--amber);font-weight:700}
@media (max-width:760px){nav.main a{margin-left:14px} nav.main a.hideS{display:none}}

/* hero */
.hero{background:radial-gradient(1100px 480px at 75% -10%,#2a2f3a 0%,var(--dark) 55%);color:#fff;padding:64px 0 0;overflow:hidden}
.hero .kicker{color:var(--amber);font-size:13px;font-weight:700;letter-spacing:3px;text-transform:uppercase}
.hero h1{font-size:42px;line-height:1.18;margin:14px 0 14px;font-weight:700;max-width:720px}
.hero p.lede{color:#c6cbd8;max-width:620px;margin:0 0 28px;font-size:18px}
@media (max-width:680px){.hero h1{font-size:31px}}
.btnrow{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 26px;border-radius:999px;font-weight:700;font-size:15.5px;border:1px solid transparent}
.btn:hover{text-decoration:none}
.btn.primary{background:var(--amber);color:#14161a}
.btn.primary:hover{background:#ffc233}
.btn.ghost{background:transparent;color:#fff;border-color:#454c5c}
.btn.ghost:hover{border-color:#8a93a5}
.btn.dark{background:var(--dark);color:#fff}
.btn.dark:hover{background:#262b35}
.btn.disabled{background:#e8eaee;color:#9aa1ad;pointer-events:none}
.wave{display:block;width:100%;height:86px;margin-top:44px}
.hero .note{color:#8b93a3;font-size:13.5px;margin-top:16px}

/* bands */
.band{padding:58px 0}
.band.alt{background:var(--soft)}
.band.dark{background:var(--dark);color:#e8eaf0}
.band h2{font-size:27px;margin:0 0 8px;line-height:1.3}
.band .sub{color:var(--muted);max-width:640px;margin:0 0 26px}
.band.dark .sub{color:#a7adbb}
.eyebrow{color:var(--amber-deep);font-size:12.5px;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;margin:0 0 10px}
.band.dark .eyebrow{color:var(--amber)}

/* grids & cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width:820px){.grid3{grid-template-columns:1fr}.grid2{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.band.dark .card{background:var(--dark2);border-color:#262b35}
.card h3{margin:0 0 8px;font-size:18.5px}
.card p{margin:6px 0;color:#3c434f}
.band.dark .card p{color:#b9bfcc}
.icon{width:42px;height:42px;border-radius:11px;background:var(--amber-soft);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.band.dark .icon{background:#2a2410}
.icon svg{width:23px;height:23px;stroke:var(--amber-deep);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.band.dark .icon svg{stroke:var(--amber)}

/* product showcase */
.showcase{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
@media (max-width:820px){.showcase{grid-template-columns:1fr}}
.showcase h3{font-size:24px;margin:0 0 10px}
.showcase ul{margin:10px 0 20px;padding-left:20px}
.showcase li{margin:5px 0}
.panel{background:linear-gradient(160deg,#1d2129,#121419);border:1px solid #2b303c;border-radius:18px;padding:22px;color:#dfe3ec}
.panel .prow{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #262b35;padding:9px 2px;font-size:14.5px}
.panel .prow:last-child{border-bottom:none}
.panel .ok{color:#57d977;font-weight:700}
.panel .fail{color:#ff7a6b;font-weight:700}
.panel .val{color:#fff;font-weight:700}
.meterbar{height:8px;border-radius:99px;background:#262b35;overflow:hidden;margin:4px 0 2px}
.meterbar i{display:block;height:100%;background:linear-gradient(90deg,#57d977,#ffb000)}
.badge{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:var(--amber-deep);background:var(--amber-soft);border:1px solid #f0dc9f;border-radius:999px;padding:3px 11px;margin-bottom:12px}
.band.dark .badge{background:#2a2410;border-color:#4a3d12;color:var(--amber)}

/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
@media (max-width:820px){.price-grid{grid-template-columns:1fr}}
.price{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column}
.price.hot{border:2px solid var(--amber);position:relative}
.price .tag{position:absolute;top:-13px;left:22px;background:var(--amber);color:#14161a;font-size:12px;font-weight:700;padding:3px 12px;border-radius:999px;letter-spacing:.6px}
.price h3{margin:0 0 4px;font-size:19px}
.price .amount{font-size:34px;font-weight:700;margin:8px 0 2px}
.price .amount s{color:#9aa1ad;font-size:20px;font-weight:400;margin-right:8px}
.price .per{color:var(--muted);font-size:14px;margin:0 0 14px}
.price ul{padding-left:20px;margin:0 0 22px}
.price li{margin:5px 0}
.price .btn{margin-top:auto;text-align:center}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:step}
@media (max-width:820px){.steps{grid-template-columns:1fr}}
.step{padding:6px 4px}
.step .num{width:34px;height:34px;border-radius:50%;background:var(--dark);color:var(--amber);font-weight:700;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.step h3{margin:0 0 6px;font-size:17.5px}
.step p{margin:0;color:var(--muted)}

/* downloads */
.dl-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width:820px){.dl-grid{grid-template-columns:1fr}}
.dl{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;background:#fff}
.dl h3{margin:0 0 2px;font-size:17.5px}
.dl p{margin:0;color:var(--muted);font-size:14.5px}

/* faq */
.faq dt{font-weight:700;margin-top:20px;font-size:16.5px}
.faq dd{margin:5px 0 0;color:#3c434f}

/* account */
.signin{max-width:420px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.signin label{display:block;font-size:14px;font-weight:700;margin:14px 0 5px}
.signin input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;font-size:15px;background:#f3f4f6;color:#9aa1ad}
.signin .btn{width:100%;text-align:center;margin-top:20px}

/* legal pages */
.legal h2{font-size:27px;margin:6px 0 4px}
.legal h3{font-size:18px;margin:24px 0 6px}
.legal p{margin:9px 0}
.legal ul{margin:8px 0 14px;padding-left:22px}
.legal li{margin:4px 0}

/* cta band */
.cta-band{background:linear-gradient(120deg,#191d25,#101216);border-radius:20px;padding:40px 38px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:22px;flex-wrap:wrap}
.cta-band h2{margin:0 0 6px;font-size:25px}
.cta-band p{margin:0;color:#a7adbb}

/* footer */
footer.site{background:var(--dark);color:#9aa3b2;margin-top:0;padding:40px 0 34px;font-size:14.5px}
footer.site .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px;margin-bottom:26px}
@media (max-width:820px){footer.site .cols{grid-template-columns:1fr 1fr}}
footer.site h4{color:#fff;font-size:14px;letter-spacing:1.4px;margin:0 0 12px}
footer.site a{color:#9aa3b2;display:block;margin:6px 0}
footer.site a:hover{color:#fff;text-decoration:none}
footer.site .brandline{color:#dfe3ec;max-width:300px}
footer.site .legal-line{border-top:1px solid #262b35;padding-top:18px;color:#7c8494;font-size:13.5px}
.muted{color:var(--muted)}
.small{font-size:14px}