:root{
  --color-primary:#262626;
  --color-secondary:#F5EFE0;
  --color-accent:#C9A961;
  --color-neutral-dark:#0F0F0F;
  --color-neutral-light:#FAFAFA;
  --font-heading:'Gowun Batang', serif;
  --font-body:'Pretendard','Noto Sans KR',sans-serif;
  --ease:cubic-bezier(0.22,1,0.36,1);
  --radius-lg:20px;
  --radius-md:14px;
  --shadow-sm:0 2px 20px rgba(0,0,0,0.06);
  --shadow-md:0 12px 40px -20px rgba(0,0,0,0.25);
  --shadow-lg:0 30px 60px -30px rgba(0,0,0,0.35);
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-body);color:var(--color-primary);background:var(--color-neutral-light);line-height:1.6;-webkit-font-smoothing:antialiased;font-weight:400}
h1,h2,h3,h4{font-family:var(--font-heading);color:var(--color-neutral-dark);letter-spacing:-0.01em;line-height:1.2;margin:0 0 .75em}
h1{font-size:clamp(2.25rem,5vw,4rem);font-weight:700;letter-spacing:-0.02em}
h2{font-size:clamp(1.75rem,3.5vw,2.5rem);font-weight:700}
h3{font-size:1.25rem;font-weight:700}
p{margin:0 0 1em}
a{color:var(--color-neutral-dark);text-decoration:none}
img{max-width:100%;display:block;height:auto}

/* === Header / nav === */
.site-header{position:sticky;top:0;z-index:100;backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);background:rgba(250,250,250,0.72);border-bottom:1px solid rgba(15,15,15,0.06);transition:background .3s,box-shadow .3s}
.site-header.scrolled{background:rgba(250,250,250,0.92);box-shadow:0 4px 20px -12px rgba(0,0,0,0.15)}
.nav-inner{max-width:var(--max);margin:0 auto;padding:.75rem 1.25rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.logo{display:inline-block}
.logo img{height:72px;width:auto;display:block}
.nav-toggle{background:none;border:0;color:var(--color-neutral-dark);cursor:pointer;padding:.5rem;display:inline-flex}
.primary-nav{display:none;flex-direction:column;gap:1rem;padding:1rem 1.25rem 1.5rem;background:var(--color-neutral-light);border-top:1px solid rgba(15,15,15,0.06);position:absolute;left:0;right:0;top:100%}
.primary-nav.is-open{display:flex}
.primary-nav a{position:relative;font-weight:500;padding:.35rem 0}
.primary-nav a[aria-current="page"]{color:var(--color-accent)}
.primary-nav .nav-cta{background:var(--color-neutral-dark);color:var(--color-neutral-light);padding:.6rem 1.1rem;border-radius:999px;text-align:center;transition:transform .2s var(--ease),background .2s}
.primary-nav .nav-cta:hover{transform:translateY(-2px);background:var(--color-accent);color:var(--color-neutral-dark)}

/* === Hero === */
.hero-spotlight{position:relative;padding:4rem 1.25rem 3rem;background:linear-gradient(135deg,#1a1a1a 0%,#2b2b2b 60%,#3a2f1f 100%);color:var(--color-neutral-light);overflow:hidden}
.hero-spotlight::before{content:"";position:absolute;inset:auto -20% -40% -20%;height:70%;background:radial-gradient(closest-side,rgba(201,169,97,0.28),transparent 70%);pointer-events:none}
.hero-spotlight.sub{padding:3rem 1.25rem 2rem}
.hero-inner{position:relative;max-width:var(--max);margin:0 auto;text-align:left}
.eyebrow{font-family:var(--font-body);text-transform:uppercase;letter-spacing:.18em;font-size:.78rem;color:var(--color-accent);font-weight:600;margin:0 0 1rem}
.hero-spotlight h1{color:var(--color-neutral-light);max-width:22ch}
.hero-sub{font-size:1.15rem;color:rgba(250,250,250,0.82);max-width:52ch;margin-bottom:2rem}
.hero-ctas{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:2.5rem}
.hero-visual{margin-top:2rem;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);position:relative}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(15,15,15,0.15));pointer-events:none}
.hero-visual img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* === Buttons === */
.btn{display:inline-flex;align-items:center;justify-content:center;font-weight:600;padding:.85rem 1.5rem;border-radius:999px;border:1px solid transparent;cursor:pointer;font-family:var(--font-body);font-size:.98rem;transition:transform .2s var(--ease),box-shadow .2s,background .2s,color .2s}
.btn-primary{background:linear-gradient(135deg,var(--color-accent),#b28f4a);color:var(--color-neutral-dark);box-shadow:0 10px 24px -12px rgba(201,169,97,0.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px -12px rgba(201,169,97,0.8)}
.btn-ghost{background:transparent;color:var(--color-neutral-light);border-color:rgba(250,250,250,0.35)}
.btn-ghost:hover{background:rgba(250,250,250,0.08);transform:translateY(-2px)}
:focus-visible{outline:2px solid var(--color-accent);outline-offset:3px;border-radius:4px}

/* === Proof strip === */
.proof-strip{background:var(--color-neutral-dark);color:var(--color-neutral-light);padding:1.5rem 1.25rem;border-bottom:1px solid rgba(201,169,97,0.2)}
.proof-strip ul{max-width:var(--max);margin:0 auto;list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;text-align:center}
.proof-strip li{display:flex;flex-direction:column;gap:.15rem}
.proof-strip strong{font-family:var(--font-heading);font-size:1.4rem;color:var(--color-accent)}
.proof-strip span{font-size:.85rem;color:rgba(250,250,250,0.7)}

/* === Sections === */
.section{padding:4rem 1.25rem;max-width:var(--max);margin:0 auto}
.section.narrow{max-width:780px}
.section-head{text-align:center;margin-bottom:2.5rem}
.section-head h2{margin-bottom:.6rem}
.section-head p{color:#555;max-width:60ch;margin:0 auto}
.lede{font-size:1.1rem;color:#3d3d3d;line-height:1.8}

/* === Cards === */
.card-grid{display:grid;grid-template-columns:1fr;gap:1.25rem}
.card{background:var(--color-neutral-light);border:1px solid rgba(15,15,15,0.08);border-radius:var(--radius-md);padding:1.75rem;box-shadow:var(--shadow-sm);transition:transform .25s var(--ease),box-shadow .25s,border-color .25s;position:relative;display:flex;flex-direction:column;gap:.5rem}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(201,169,97,0.5)}
.card p{color:#4a4a4a;margin:0}
.card-link{color:inherit;text-decoration:none}
.card-icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;background:rgba(201,169,97,0.14);color:var(--color-accent);margin-bottom:.5rem}
.card-arrow{margin-top:auto;color:var(--color-accent);font-weight:700;font-size:1.1rem;padding-top:.75rem}
.step-num{font-family:var(--font-heading);font-size:1.4rem;color:var(--color-accent);font-weight:700}

/* === Testimonial === */
.testimonial-section{max-width:820px}
.testimonial{margin:0;padding:2.5rem;background:var(--color-secondary);border-radius:var(--radius-lg);position:relative;text-align:center;box-shadow:var(--shadow-sm)}
.testimonial .quote-mark{color:var(--color-accent);opacity:.5;margin:0 auto .75rem}
.testimonial p{font-family:var(--font-heading);font-size:1.15rem;line-height:1.7;color:var(--color-neutral-dark);margin-bottom:1rem}
.testimonial cite{font-style:normal;font-size:.9rem;color:#555;font-weight:500}

/* === CTA band === */
.cta-band{background:linear-gradient(135deg,var(--color-neutral-dark),#1e1e1e);color:var(--color-neutral-light);padding:4rem 1.25rem;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:-30% -10% auto auto;width:60%;height:120%;background:radial-gradient(closest-side,rgba(201,169,97,0.25),transparent 70%);pointer-events:none}
.cta-inner{position:relative;max-width:var(--max);margin:0 auto;text-align:center}
.cta-band h2{color:var(--color-neutral-light)}
.cta-band p{color:rgba(250,250,250,0.78);max-width:52ch;margin:0 auto 1.75rem}

/* === Stats === */
.stats-grid{display:grid;grid-template-columns:1fr;gap:1.25rem}
.stat{background:var(--color-secondary);border-radius:var(--radius-md);padding:2rem;text-align:center;box-shadow:var(--shadow-sm);transition:transform .25s var(--ease)}
.stat:hover{transform:translateY(-4px)}
.stat-num{font-family:var(--font-heading);font-size:clamp(2.25rem,5vw,3rem);font-weight:700;color:var(--color-accent);line-height:1;margin-bottom:.5rem}

/* === FAQ === */
.faq details{border:1px solid rgba(15,15,15,0.08);border-radius:var(--radius-md);padding:1rem 1.25rem;background:var(--color-neutral-light);margin-bottom:.75rem;transition:box-shadow .25s}
.faq details[open]{box-shadow:var(--shadow-sm);border-color:rgba(201,169,97,0.4)}
.faq summary{font-weight:600;cursor:pointer;list-style:none;font-family:var(--font-heading);color:var(--color-neutral-dark);padding-right:2rem;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:0;color:var(--color-accent);font-size:1.4rem;line-height:1;transition:transform .2s}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:.75rem 0 0;color:#4a4a4a}

/* === Contact === */
.contact-grid-section{padding-top:2rem}
.contact-grid{display:grid;grid-template-columns:1fr;gap:2rem}
.contact-info{background:var(--color-secondary);border-radius:var(--radius-md);padding:2rem}
.contact-info address{font-style:normal;margin-bottom:1rem;line-height:1.7}
.contact-info p{margin:.5rem 0}
.contact-form{background:var(--color-neutral-light);border:1px solid rgba(15,15,15,0.08);border-radius:var(--radius-md);padding:2rem;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:1rem}
.contact-form label{display:flex;flex-direction:column;gap:.4rem;font-size:.9rem;font-weight:500;color:#333}
.contact-form input,.contact-form textarea{font-family:inherit;font-size:1rem;padding:.75rem .9rem;border:1px solid rgba(15,15,15,0.15);border-radius:10px;background:#fff;color:var(--color-neutral-dark);transition:border-color .2s,box-shadow .2s}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px rgba(201,169,97,0.2)}
.form-consent{flex-direction:row !important;align-items:flex-start;gap:.6rem;font-size:.82rem;font-weight:400;color:#555;line-height:1.5}
.form-consent input{margin-top:.2rem;flex-shrink:0}
.form-consent a{color:var(--color-neutral-dark);text-decoration:underline}

/* === Footer === */
.site-footer{background:var(--color-neutral-dark);color:rgba(250,250,250,0.75);padding:3rem 1.25rem 1.5rem;margin-top:2rem}
.footer-inner{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1fr;gap:2rem}
.footer-col h4{color:var(--color-neutral-light);font-size:1rem;margin-bottom:1rem}
.footer-col a{color:rgba(250,250,250,0.75);display:block;padding:.2rem 0;font-size:.92rem;transition:color .2s}
.footer-col a:hover{color:var(--color-accent)}
.footer-col address{font-style:normal;color:rgba(250,250,250,0.75);font-size:.92rem;line-height:1.7;margin-bottom:1rem}
.footer-col .tagline{color:rgba(250,250,250,0.6);font-size:.9rem}
.footer-logo img{height:56px}
.legal-links{display:flex;flex-wrap:wrap;gap:1rem;margin-top:1rem;border-top:1px solid rgba(250,250,250,0.1);padding-top:1rem}
.legal-links a{padding:0;font-size:.82rem}
.copyright{max-width:var(--max);margin:2rem auto 0;padding-top:1.5rem;border-top:1px solid rgba(250,250,250,0.08);text-align:center;font-size:.82rem;color:rgba(250,250,250,0.5)}

/* === Cookie banner === */
.cookie-banner{position:fixed;left:1rem;right:1rem;bottom:1rem;display:none;z-index:9999;background:var(--color-neutral-dark);color:var(--color-neutral-light);padding:1.25rem 1.5rem;border-radius:var(--radius-md);box-shadow:0 20px 50px -20px rgba(0,0,0,0.6);border:1px solid rgba(201,169,97,0.2);max-width:520px}
.cookie-banner.is-visible{display:block}
.cookie-banner p{margin:0 0 1rem;font-size:.9rem;line-height:1.55}
.cookie-banner__actions{display:flex;flex-wrap:wrap;gap:.5rem}
.cookie-banner button{font-family:inherit;font-size:.85rem;padding:.55rem 1rem;border-radius:999px;border:1px solid rgba(250,250,250,0.25);background:transparent;color:var(--color-neutral-light);cursor:pointer;transition:background .2s,transform .2s}
.cookie-banner button:hover{transform:translateY(-1px)}
.cookie-banner [data-cookie-accept]{background:var(--color-accent);color:var(--color-neutral-dark);border-color:var(--color-accent);font-weight:600}
.cookie-banner__prefs{margin-top:1rem;display:flex;flex-direction:column;gap:.5rem;font-size:.85rem}
.cookie-banner__prefs label{display:flex;align-items:center;gap:.5rem}
.cookie-banner__prefs [data-cookie-save]{margin-top:.5rem;align-self:flex-start}

/* === Reveal === */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease);will-change:opacity,transform}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}}

/* === Responsive === */
@media (min-width:640px){
  .proof-strip ul{grid-template-columns:repeat(4,1fr)}
  .card-grid.three{grid-template-columns:repeat(2,1fr)}
  .card-grid.four{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(3,1fr)}
}
@media (min-width:768px){
  .logo img{height:96px}
  .footer-logo img{height:64px}
  .nav-toggle{display:none}
  .primary-nav{display:flex !important;position:static;flex-direction:row;background:transparent;border-top:0;padding:0;gap:1.75rem;align-items:center}
  .hero-spotlight{padding:6rem 2rem 5rem}
  .hero-spotlight.sub{padding:5rem 2rem 3rem}
  .hero-inner{text-align:left}
  .hero-visual img{aspect-ratio:16/8}
  .section{padding:6rem 2rem}
  .card-grid.three{grid-template-columns:repeat(3,1fr)}
  .card-grid.four{grid-template-columns:repeat(4,1fr)}
  .contact-grid{grid-template-columns:1fr 1.5fr;gap:2.5rem;align-items:start}
  .footer-inner{grid-template-columns:1.2fr 1fr 1.4fr}
  .cta-band{padding:6rem 2rem}
}
@media (min-width:1024px){
  h1{font-size:clamp(3rem,5vw,4.25rem)}
  .hero-inner{max-width:900px}
  .hero-spotlight h1{max-width:20ch}
}