:root{
  --bg:#ffffff; --bg2:#F5F6F8; --ink:#0E0F12; --ink2:#3A3F4A; --mute:#6B7280; --line:#E5E7EB;
  --dark:#0B0C10; --dark2:#14161C; --dline:#262A33; --dmute:#9AA1AE;
  --blue:#3355FF; --blue2:#2140E6; --blueSoft:#EEF1FF;
  --r:16px; --max:1180px;
  --font:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--ink);background:var(--bg);font-size:17px;line-height:1.7;letter-spacing:-.01em;word-break:keep-all;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:0;background:var(--blue);color:#fff;padding:8px 14px;z-index:99}
.skip:focus{left:8px}

/* header */
.hd{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid transparent;transition:border-color .2s}
.hd.scrolled{border-color:var(--line)}
.hd .wrap{display:flex;align-items:center;height:68px;gap:28px}
.logo{display:inline-flex;align-items:center;gap:9px;line-height:1}
.logo b{display:inline-flex;align-items:center;height:30px;padding:0 9px;border-radius:7px;background:var(--ink);color:#fff;font-weight:900;font-size:15px;letter-spacing:-.01em}
.logo b i{font-style:normal;color:#7E95FF}
.logo span{font-size:19px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{padding:8px 12px;border-radius:8px;font-size:15px;font-weight:600;color:var(--ink2)}
.nav a:hover,.nav a[aria-current=page]{color:var(--ink);background:var(--bg2)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;border-radius:12px;font-weight:700;font-size:16px;border:1px solid transparent;transition:transform .15s,background .15s;cursor:pointer;font-family:inherit}
.btn:hover{transform:translateY(-1px)}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue2)}
.btn-ghost{border-color:var(--line);background:#fff;color:var(--ink)}
.btn-dark-ghost{border-color:#3A3F4A;color:#fff}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:10px}
.menu-btn{display:none;margin-left:auto;background:none;border:0;width:44px;height:44px;border-radius:10px;cursor:pointer}
.menu-btn span{display:block;width:20px;height:2px;background:var(--ink);margin:4px auto;border-radius:2px}

/* hero */
.hero{background:radial-gradient(1200px 600px at 75% 40%,#13204d 0%,var(--dark) 55%);color:#fff;overflow:hidden;position:relative}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:24px;min-height:620px;padding-top:56px;padding-bottom:56px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:#C7CEFF;background:rgba(51,85,255,.14);border:1px solid rgba(51,85,255,.35);padding:6px 12px;border-radius:999px}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:#5C7BFF;box-shadow:0 0 0 4px rgba(92,123,255,.25)}
.hero h1{font-size:clamp(36px,5.2vw,60px);line-height:1.18;font-weight:800;letter-spacing:-.035em;margin:22px 0 20px}
.hero h1 em{font-style:normal;color:#7E95FF}
.hero p.lead{font-size:19px;color:var(--dmute);max-width:540px}
.hero .ctas{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.hero .note{margin-top:18px;font-size:14px;color:#7D8494}
.hero-vis{position:relative}
.hero-vis img{width:100%;height:auto;-webkit-mask-image:radial-gradient(ellipse 72% 68% at 56% 50%,#000 52%,transparent 88%);mask-image:radial-gradient(ellipse 72% 68% at 56% 50%,#000 52%,transparent 88%)}
.chip-float{position:absolute;background:rgba(20,22,28,.85);border:1px solid var(--dline);backdrop-filter:blur(8px);border-radius:14px;padding:12px 14px;font-size:13px;color:#D6DAE3;box-shadow:0 20px 40px rgba(0,0,0,.35)}
.chip-float b{display:block;color:#fff;font-size:20px;letter-spacing:-.02em}
.chip-a{left:-6%;bottom:16%}
.chip-b{right:2%;top:6%}

/* trust strip */
.strip{background:var(--dark);border-top:1px solid var(--dline);color:#fff}
.strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.strip div{padding:28px 20px;border-left:1px solid var(--dline)}
.strip div:first-child{border-left:0}
.strip b{display:block;font-size:30px;font-weight:800;letter-spacing:-.03em}
.strip span{font-size:14px;color:var(--dmute)}

/* sections */
section.sec{padding:110px 0}
.sec.alt{background:var(--bg2)}
.sec.dark{background:var(--dark);color:#fff}
.kicker{font-size:14px;font-weight:800;color:var(--blue);letter-spacing:.02em;text-transform:uppercase}
.sec.dark .kicker{color:#7E95FF}
h2.t{font-size:clamp(28px,3.6vw,42px);line-height:1.28;font-weight:800;letter-spacing:-.03em;margin:12px 0 16px}
.sub{font-size:18px;color:var(--mute);max-width:720px}
.sec.dark .sub{color:var(--dmute)}
.head-c{text-align:center}.head-c .sub{margin:0 auto}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.mt{margin-top:56px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;transition:border-color .2s,transform .2s,box-shadow .2s}
a.card:hover{border-color:#C9D2FF;transform:translateY(-3px);box-shadow:0 18px 40px rgba(17,24,39,.06)}
.card h3{font-size:21px;font-weight:800;letter-spacing:-.02em;margin:14px 0 8px}
.card p{color:var(--mute);font-size:16px}
.card .more{display:inline-block;margin-top:16px;font-weight:700;color:var(--blue);font-size:15px}
.ico{width:46px;height:46px;border-radius:12px;background:var(--blueSoft);color:var(--blue);display:grid;place-items:center;font-weight:900;font-size:15px}
.sec.dark .card{background:var(--dark2);border-color:var(--dline)}
.sec.dark .card p{color:var(--dmute)}
ul.check{list-style:none;margin-top:14px}
ul.check li{position:relative;padding-left:26px;margin:7px 0;color:var(--ink2);font-size:16px}
ul.check li:before{content:"";position:absolute;left:2px;top:9px;width:14px;height:8px;border-left:2.5px solid var(--blue);border-bottom:2.5px solid var(--blue);transform:rotate(-45deg)}
.sec.dark ul.check li{color:#D6DAE3}

/* compare */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare .card.bad{background:var(--bg2)}
.compare .card.bad li:before{border-color:#9CA3AF}
.tag{display:inline-block;font-size:13px;font-weight:800;padding:4px 10px;border-radius:999px;background:var(--bg2);color:var(--mute)}
.tag.blue{background:var(--blueSoft);color:var(--blue)}

/* mock: search result + ai answer */
.mock{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 30px 60px rgba(17,24,39,.08)}
.mock .bar{display:flex;align-items:center;gap:10px;border:1.5px solid var(--ink);border-radius:999px;padding:10px 16px;font-weight:600}
.mock .bar i{margin-left:auto;width:16px;height:16px;border:2.5px solid var(--ink);border-radius:50%;position:relative}
.mock .res{margin-top:16px;padding:14px;border-radius:12px;background:var(--bg2)}
.mock .res small{color:#188038;font-size:13px}
.mock .res b{display:block;color:#1a0dab;font-size:17px;margin:2px 0}
.mock .res p{font-size:14px;color:var(--mute)}
.mock .ai{margin-top:12px;padding:14px;border-radius:12px;border:1px solid #D9E0FF;background:linear-gradient(180deg,#F5F7FF,#fff)}
.mock .ai .lb{font-size:12px;font-weight:800;color:var(--blue)}
.mock .ai p{font-size:14px;color:var(--ink2);margin-top:4px}
.mock .ai sup{background:var(--blue);color:#fff;border-radius:4px;padding:0 5px;font-size:11px;font-weight:700}

/* scores */
.scores{display:flex;gap:18px;flex-wrap:wrap}
.ring{--v:90;width:96px;height:96px;border-radius:50%;background:conic-gradient(#0CCE6B calc(var(--v)*1%),#E6F9EF 0);display:grid;place-items:center;position:relative}
.ring:after{content:"";position:absolute;inset:9px;background:#fff;border-radius:50%}
.ring b{position:relative;z-index:1;color:#0A8F4B;font-size:26px;font-weight:800}
.ring-l{text-align:center;font-size:13px;color:var(--mute);margin-top:8px;font-weight:600}

/* process */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:s}
.step{position:relative;padding:26px 22px;border-radius:var(--r);background:#fff;border:1px solid var(--line)}
.step:before{counter-increment:s;content:"0" counter(s);font-size:14px;font-weight:900;color:var(--blue)}
.step h3{font-size:18px;font-weight:800;margin:8px 0 6px}
.step p{font-size:15px;color:var(--mute)}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.plan{border:1px solid var(--line);border-radius:20px;padding:32px;background:#fff;display:flex;flex-direction:column}
.plan.hot{border:2px solid var(--blue);box-shadow:0 24px 50px rgba(51,85,255,.12);position:relative}
.plan.hot:before{content:"가장 많이 찾는 구성";position:absolute;top:-14px;left:28px;background:var(--blue);color:#fff;font-size:13px;font-weight:800;padding:4px 12px;border-radius:999px}
.plan .nm{font-weight:800;color:var(--mute);font-size:14px;letter-spacing:.04em}
.plan h3{font-size:24px;font-weight:800;margin:6px 0 4px;letter-spacing:-.02em}
.plan .pr{font-size:38px;font-weight:800;letter-spacing:-.03em;margin:14px 0 2px}
.plan .pr small{font-size:16px;color:var(--mute);font-weight:600}
.plan .meta{font-size:14px;color:var(--mute)}
.plan ul{flex:1}
.plan .btn{margin-top:24px;width:100%}

/* reviews */
.revs{columns:3;column-gap:20px}
.rev{break-inside:avoid;margin-bottom:20px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.rev .st{color:#F5A623;letter-spacing:2px;font-size:15px}
.rev p{margin:10px 0 14px;font-size:16px;color:var(--ink2)}
.rev .who{font-size:14px;color:var(--mute);display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap}
.rev .who b{color:var(--ink);font-weight:700}

/* faq */
.faq{max-width:860px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:22px 4px}
.faq summary{cursor:pointer;font-weight:700;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";font-size:24px;line-height:1;color:var(--mute);transition:transform .2s}
.faq details[open] summary:after{transform:rotate(45deg)}
.faq details p{margin-top:12px;color:var(--ink2)}

/* cta */
.cta{background:radial-gradient(800px 400px at 80% 0%,#1b2b6b 0%,var(--dark) 60%);color:#fff;border-radius:28px;padding:64px;display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center}
.cta h2{font-size:clamp(26px,3.2vw,38px);font-weight:800;letter-spacing:-.03em;line-height:1.3}
.cta p{color:var(--dmute);margin-top:12px}
.cta .ctas{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}

/* page head */
.ph{background:var(--dark);color:#fff;padding:84px 0 72px;position:relative;overflow:hidden}
.ph:after{content:"";position:absolute;right:-120px;top:-160px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(51,85,255,.35),transparent 65%)}
.ph h1{font-size:clamp(32px,4.4vw,50px);font-weight:800;letter-spacing:-.035em;line-height:1.2;margin:14px 0 14px;position:relative;z-index:1}
.ph p{color:var(--dmute);font-size:19px;max-width:720px;position:relative;z-index:1}
.crumb{font-size:14px;color:#7D8494;position:relative;z-index:1}
.crumb a:hover{color:#fff}

/* prose */
.prose{max-width:780px}
.prose h2{font-size:28px;font-weight:800;letter-spacing:-.025em;margin:56px 0 14px;line-height:1.35}
.prose h3{font-size:21px;font-weight:800;margin:36px 0 10px}
.prose p{margin:14px 0;color:var(--ink2)}
.prose ul,.prose ol{margin:14px 0 14px 22px;color:var(--ink2)}
.prose li{margin:6px 0}
.prose code{background:var(--bg2);border:1px solid var(--line);padding:1px 6px;border-radius:6px;font-size:15px}
.prose pre{background:var(--dark);color:#E5E7EB;padding:18px;border-radius:12px;overflow:auto;font-size:14px;line-height:1.6;margin:16px 0}
.prose pre code{background:none;border:0;padding:0;color:inherit}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose th{background:var(--bg2)}
.prose a{color:var(--blue);text-decoration:underline;text-underline-offset:3px}
.callout{border-left:4px solid var(--blue);background:var(--blueSoft);padding:16px 20px;border-radius:0 12px 12px 0;margin:22px 0;color:var(--ink2)}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start}
.aside{position:sticky;top:96px;border:1px solid var(--line);border-radius:var(--r);padding:26px;background:#fff}
.aside h3{font-size:18px;font-weight:800}
.aside p{font-size:15px;color:var(--mute);margin:8px 0 16px}
.aside .btn{width:100%}
.meta-line{font-size:14px;color:var(--mute);margin-top:6px;position:relative;z-index:1}

/* form */
.form{display:grid;gap:16px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{display:grid;gap:6px;font-weight:700;font-size:15px}
.form label em{font-style:normal;color:var(--blue);font-size:13px;margin-left:4px}
.form input,.form select,.form textarea{font:inherit;font-weight:500;font-size:16px;border:1px solid #D1D5DB;border-radius:12px;padding:13px 14px;background:#fff;color:var(--ink);width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(51,85,255,.12)}
.form textarea{min-height:160px;resize:vertical}
.form .agree{display:flex;gap:10px;align-items:flex-start;font-weight:500;font-size:14px;color:var(--mute)}
.form .agree input{width:18px;height:18px;margin-top:3px}
.form .hp{position:absolute;left:-9999px}
.form-msg{font-size:15px;font-weight:600}
.form-msg.err{color:#D93025}
.thanks{border:1px solid #C9D2FF;background:var(--blueSoft);border-radius:16px;padding:28px}
.thanks b{font-size:20px}

/* footer */
.ft{background:var(--dark);color:#C9CCD3;padding:72px 0 40px;font-size:15px}
.ft .cols{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px}
.ft h4{color:#fff;font-size:15px;margin-bottom:12px}
.ft a{display:block;padding:4px 0;color:#9AA1AE}
.ft a:hover{color:#fff}
.ft .logo span{color:#fff}.ft .logo b{background:#fff;color:var(--dark)}.ft .logo b i{color:var(--blue)}
.ft .biz{border-top:1px solid var(--dline);margin-top:48px;padding-top:24px;font-size:13px;color:#7D8494;line-height:1.9}

/* responsive */
@media (max-width:1020px){
  .hero .wrap{grid-template-columns:1fr;min-height:auto}
  .hero-vis{max-width:560px}
  .grid4{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .plans,.grid3{grid-template-columns:1fr}
  .revs{columns:2}
  .layout{grid-template-columns:1fr}
  .aside{position:static}
  .cta{grid-template-columns:1fr;padding:44px}
  .cta .ctas{justify-content:flex-start}
  .ft .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  body{font-size:16px}
  .nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 16px 20px;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .nav a{padding:12px}
  .menu-btn{display:block}
  .hd .wrap>.btn{display:none}
  section.sec{padding:76px 0}
  .grid2,.compare,.form .row{grid-template-columns:1fr}
  .strip .wrap{grid-template-columns:1fr 1fr}
  .strip div:nth-child(3){border-left:0}
  .steps,.grid4{grid-template-columns:1fr}
  .revs{columns:1}
  .chip-a{left:0}
}
.prose>h2:first-child,.prose>p:first-child{margin-top:0}
.ft a.logo{display:inline-flex;padding:0;gap:9px}.ft a.logo:hover span{color:#fff}