:root{
  --navy:#0f172a;
  --navy-2:#111c33;
  --ink:#0f172a;
  --text:#475569;
  --muted:#64748b;
  --line:#e2e8f0;
  --soft:#f8fafc;
  --blue:#2563eb;
  --blue-2:#3b82f6;
  --blue-soft:#eff6ff;
  --emerald:#10b981;
  --white:#fff;
  --shadow:0 18px 45px rgba(15,23,42,.08);
  --shadow-sm:0 8px 24px rgba(15,23,42,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;background:#fff;color:var(--ink);font-family:"Noto Sans KR",ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:17px;line-height:1.8;letter-spacing:-.015em;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit}
.wrap{width:min(100% - 40px,1180px);margin:0 auto}
.section{padding:104px 0}
.skip-link{position:fixed;left:16px;top:-80px;z-index:999;background:#000;color:#fff;padding:10px 14px;border-radius:10px;text-decoration:none}.skip-link:focus{top:16px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;height:70px;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(226,232,240,.9)}
.nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;min-width:0}
.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:var(--navy);color:#fff;font-size:12px;font-weight:900;letter-spacing:-.05em;box-shadow:0 7px 18px rgba(15,23,42,.18)}
.brand-text{font-size:14px;font-weight:700;letter-spacing:.03em;color:#334155}.brand-text b{color:var(--blue)}
.nav{display:flex;align-items:center;gap:28px}.nav a{text-decoration:none;color:#475569;font-size:13px;font-weight:600;transition:.2s}.nav a:hover{color:var(--blue)}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;color:var(--ink);width:40px;height:40px;border-radius:11px;font-size:20px;cursor:pointer}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--navy);color:#fff;padding:96px 0 92px}
.hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(148,163,184,.16) .8px,transparent .8px);background-size:18px 18px;opacity:.3;pointer-events:none}
.hero-grid{position:absolute;inset:0;background:linear-gradient(90deg,transparent 49.7%,rgba(255,255,255,.035) 50%,transparent 50.3%);pointer-events:none}
.glow{position:absolute;border-radius:50%;filter:blur(90px);opacity:.22;pointer-events:none}
.glow-blue{width:420px;height:420px;background:#2563eb;left:-120px;top:-180px}
.glow-red{width:360px;height:360px;background:#10b981;right:-100px;bottom:-180px}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center}
.eyebrow,.kicker{display:inline-flex;align-items:center;gap:9px;margin:0;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.17em;text-transform:uppercase}
.eyebrow{color:#93c5fd}.eyebrow span{width:24px;height:2px;border-radius:99px;background:#60a5fa}
.hero-copy h1{margin:18px 0 24px;font-size:clamp(48px,6.6vw,78px);line-height:1.08;letter-spacing:-.052em;font-weight:900}.hero-copy h1 strong{font-weight:900}.hero-copy h1 em{font-style:normal;color:#dbeafe;font-weight:800}
.hero-desc{max-width:690px;margin:0;color:#cbd5e1;font-size:17px;line-height:1.95;letter-spacing:-.012em}
.hero-actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}.btn{min-height:50px;padding:0 20px;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;gap:14px;text-decoration:none;font-size:13px;font-weight:800;transition:.2s}.btn-primary{background:var(--blue);color:#fff;box-shadow:0 12px 30px rgba(37,99,235,.3)}.btn-primary:hover{background:#1d4ed8;transform:translateY(-1px)}.btn-ghost{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff}.btn-ghost:hover{background:rgba(255,255,255,.12)}
.quick-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}.quick-links a{text-decoration:none;color:#cbd5e1;font-size:12px;font-weight:600;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.045);border-radius:999px;padding:7px 11px}.quick-links a:hover{background:rgba(255,255,255,.1);color:#fff}
.hero-visual{position:relative;height:430px}.poster{position:absolute;border:1px solid rgba(255,255,255,.16);box-shadow:0 28px 70px rgba(0,0,0,.28);overflow:hidden}.poster-back{width:310px;height:360px;right:3px;top:22px;padding:28px;border-radius:26px;background:#0b1220;transform:rotate(4deg)}.poster-back:before{content:"";position:absolute;inset:0;background:linear-gradient(150deg,rgba(37,99,235,.28),transparent 46%,rgba(16,185,129,.12));}.poster-back span,.poster-back b{position:relative}.poster-back span{font-size:9px;letter-spacing:.18em;color:#94a3b8}.poster-back b{position:absolute;left:28px;bottom:30px;font-size:47px;line-height:.9;letter-spacing:-.06em;color:#93c5fd}
.poster-front{width:330px;height:390px;left:0;top:45px;padding:28px;border-radius:26px;background:rgba(255,255,255,.095);backdrop-filter:blur(8px)}.poster-top{display:flex;justify-content:space-between;font-size:9px;letter-spacing:.16em;color:#cbd5e1}.signal{height:116px;display:flex;align-items:end;gap:12px;margin:48px 0 36px}.signal i{width:18px;border-radius:999px 999px 4px 4px;background:#60a5fa}.signal i:nth-child(1){height:35%;opacity:.8}.signal i:nth-child(2){height:68%;background:#34d399}.signal i:nth-child(3){height:94%;background:#3b82f6}.signal i:nth-child(4){height:57%;background:#22c55e}.signal i:nth-child(5){height:78%;background:#93c5fd}.poster-front strong{display:block;font-size:55px;line-height:.88;letter-spacing:-.06em}.poster-front p{font-size:9px;letter-spacing:.14em;color:#cbd5e1;margin-top:18px}
.marquee{height:52px;display:flex;align-items:center;overflow:hidden;border-bottom:1px solid var(--line);background:#fff;color:#64748b;font-size:11px;font-weight:800;letter-spacing:.12em;white-space:nowrap}.marquee div{animation:marquee 38s linear infinite}@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-40%)}}

/* Content */
.intro-section{background:#fff}.content-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:72px;align-items:start}.toc{position:sticky;top:104px;display:grid;gap:4px;padding:18px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--shadow-sm)}.toc span{font-size:10px;font-weight:900;letter-spacing:.15em;color:var(--blue);padding:2px 8px 10px}.toc a{font-size:13px;color:#64748b;text-decoration:none;line-height:1.5;border-radius:10px;padding:9px 8px}.toc a:hover{color:var(--blue);background:var(--blue-soft)}.toc.compact p{font-size:13px;color:#64748b;margin:0;padding:6px 8px;line-height:1.8}
.seo-copy{max-width:820px}.seo-copy h2,.reading-title h2,.article-title h2,.plan-intro h2,.faq-title h2,.deep-copy h2,.closing-card h2{font-size:clamp(34px,4.2vw,50px);line-height:1.28;letter-spacing:-.045em;margin:13px 0 30px;font-weight:850;color:#0f172a}.seo-copy h3,.reading-copy h3,.story-body h3{font-size:25px;line-height:1.48;letter-spacing:-.035em;margin:48px 0 17px;font-weight:800;color:#0f172a}.seo-copy p,.reading-copy p,.story-body p,.plan-copy p,.deep-copy p,.closing-card p{font-size:17px;line-height:2;letter-spacing:-.012em;color:var(--text);margin:0 0 25px}.seo-copy strong{color:#0f172a;font-weight:800}
.info-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:40px 0}.info-strip div{background:var(--soft);border:1px solid var(--line);border-radius:16px;padding:21px 20px}.info-strip b{display:block;color:var(--blue);font-size:10px;letter-spacing:.12em;margin-bottom:7px}.info-strip span{font-size:13px;color:#64748b;line-height:1.6}

.intent-section{background:var(--soft);border-top:1px solid #f1f5f9;border-bottom:1px solid #f1f5f9}.reading-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:82px;align-items:start}.reading-grid.reverse{grid-template-columns:.82fr 1.18fr}.reading-title{position:sticky;top:110px}.reading-title p,.article-title>p,.plan-intro>p,.faq-title>p{color:#64748b;line-height:1.95;font-size:15px;max-width:650px}.reading-copy{max-width:760px}.reading-copy p:first-child{margin-top:2px}.reading-copy h3:first-child{margin-top:0}

.area-section{background:#fff}.article-title{max-width:920px;margin-bottom:58px}.feature-story{display:grid;grid-template-columns:160px 1fr;gap:48px;padding:44px 0;border-top:1px solid var(--line)}.feature-story:last-child{border-bottom:1px solid var(--line)}.story-label{display:flex;align-items:start;gap:10px;padding-top:7px}.story-label span{font-size:11px;color:var(--blue);font-weight:900}.story-label b{font-size:10px;letter-spacing:.14em;color:#94a3b8}.story-body{max-width:800px}.story-body h3{font-size:29px;margin:0 0 22px}.story-body p:last-child{margin-bottom:0}

.style-section{background:var(--soft)}.style-section .reading-copy{padding-top:2px}.style-section .reading-copy h3{margin-top:40px}.style-section .reading-copy h3:first-child{margin-top:0}.style-section .reading-copy h3:before{content:"";display:inline-block;width:20px;height:3px;border-radius:99px;background:var(--blue);vertical-align:middle;margin-right:10px}

.plan-section{background:#fff}.plan-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:84px}.plan-intro{position:sticky;top:110px;align-self:start}.plan-copy{max-width:760px}.plan-copy p{padding:0 0 24px 24px;margin-bottom:24px;border-left:3px solid #dbeafe;border-bottom:0}.plan-copy p:last-child{margin-bottom:0}
.before-section{background:var(--soft)}.wide-copy .seo-copy{max-width:840px}.deep-section{background:#fff}.deep-copy{max-width:880px;margin:0 auto}.deep-copy h2{max-width:830px}.deep-copy p{font-size:17px}

.faq-section{background:var(--soft);border-top:1px solid #f1f5f9}.faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.faq-title{position:sticky;top:110px;align-self:start}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line);padding:0 2px}.faq-list summary{cursor:pointer;list-style:none;padding:25px 0;font-size:16px;font-weight:800;line-height:1.65;letter-spacing:-.018em;color:#0f172a}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";float:right;color:var(--blue);font-size:22px;margin-left:20px}.faq-list details[open] summary:after{content:"–"}.faq-list p{margin:0 0 27px;color:#64748b;line-height:1.95;font-size:15px;padding-right:34px}

.closing-section{background:#fff}.closing-card{position:relative;overflow:hidden;border:1px solid #bfdbfe;border-radius:26px;padding:54px;background:linear-gradient(135deg,#eff6ff,#ffffff 58%,#ecfdf5);box-shadow:var(--shadow-sm)}.closing-card:after{content:"";position:absolute;right:-100px;bottom:-120px;width:330px;height:330px;border-radius:50%;border:62px solid rgba(37,99,235,.07)}.closing-card h2,.closing-card p,.closing-card .kicker,.text-link{position:relative;z-index:1}.closing-card p{max-width:850px}.text-link{display:inline-flex;gap:10px;align-items:center;margin-top:10px;color:var(--blue);text-decoration:none;font-size:13px;font-weight:800}

footer{background:#0f172a;color:#fff}.footer-inner{min-height:230px;display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center}.footer-inner .brand-mark{background:#fff;color:#0f172a}.footer-inner .brand-text{color:#cbd5e1}.footer-inner .brand-text b{color:#93c5fd}.footer-links{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}.footer-links a{font-size:11px;color:#94a3b8;text-decoration:none}.footer-links a:hover{color:#fff}.footer-inner>p{font-size:10px;color:#94a3b8}.footer-inner .legal{grid-column:1/-1;text-align:center;line-height:1.85;max-width:940px;margin:-34px auto 30px;color:#94a3b8;font-size:11px}

@media(max-width:980px){
  .nav{display:none}.menu-btn{display:block}.hero-inner{grid-template-columns:1fr;gap:45px}.hero-visual{height:400px;max-width:520px;margin:0 auto;width:100%}.content-layout,.reading-grid,.reading-grid.reverse,.plan-layout,.faq-wrap{grid-template-columns:1fr;gap:44px}.toc,.reading-title,.plan-intro,.faq-title{position:static}.toc{grid-template-columns:repeat(3,1fr)}.feature-story{grid-template-columns:110px 1fr}.footer-inner{grid-template-columns:1fr;padding:48px 0;text-align:center}.footer-inner .legal{margin:0 auto}.footer-links{justify-content:center}
}
@media(max-width:640px){
  body{font-size:16px}.wrap{width:min(100% - 30px,1180px)}.section{padding:76px 0}.site-header{height:64px}.brand-mark{width:36px;height:36px}.brand-text{font-size:13px}.hero{padding:74px 0 62px}.hero-copy h1{font-size:47px;letter-spacing:-.05em}.hero-desc{font-size:15.5px;line-height:1.92}.hero-actions{flex-direction:column}.btn{width:100%}.hero-visual{height:350px}.poster-front{width:265px;height:330px;top:30px;padding:21px}.poster-back{width:225px;height:285px;right:0;padding:22px}.signal{height:82px;margin:38px 0 28px}.signal i{width:14px}.poster-front strong{font-size:46px}.poster-back b{font-size:38px}.marquee{height:48px;font-size:10px}.toc{grid-template-columns:1fr 1fr;padding:14px}.seo-copy h2,.reading-title h2,.article-title h2,.plan-intro h2,.faq-title h2,.deep-copy h2,.closing-card h2{font-size:33px;letter-spacing:-.04em}.seo-copy h3,.reading-copy h3,.story-body h3{font-size:22px}.seo-copy p,.reading-copy p,.story-body p,.plan-copy p,.deep-copy p,.closing-card p{font-size:16px;line-height:1.95}.info-strip{grid-template-columns:1fr}.feature-story{grid-template-columns:1fr;gap:16px;padding:34px 0}.story-label{padding:0}.closing-card{padding:34px 23px}.faq-list summary{font-size:15px;padding-right:4px}.footer-links{flex-direction:column;gap:10px}.quick-links{gap:8px}.plan-copy p{padding-left:18px}
}
.utility-bar{background:#0b1220;color:#cbd5e1;border-bottom:1px solid rgba(255,255,255,.06)}
.utility-inner{height:34px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:10px;font-weight:700;letter-spacing:.08em}
.utility-inner span:last-child{color:#93c5fd}
@media(max-width:640px){.utility-inner{height:31px;font-size:9px}.utility-inner span:last-child{display:none}}