:root{
  --bg-deep:#0A0F0D;
  --bg-deep-2:#101A16;
  --ink:#152420;
  --accent:#0FBE85;
  --accent-2:#0A9268;
  --accent-soft:#D6F5E9;
  --line:#DCEAE3;
  --bg-alt:#F1F8F4;
  --muted:#5C6E67;
  --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Pretendard","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  color:var(--ink);
  background:#fff;
  line-height:1.65;
  word-break:keep-all;
  overflow-wrap:break-word;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}
h1,h2,h3{line-height:1.32;margin:0 0 .5em}
.accent{color:var(--accent)}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.12rem;color:var(--bg-deep)}
.brand .mark{width:26px;height:26px}
.brand small{font-weight:600;font-size:.6rem;color:var(--muted);letter-spacing:.04em;margin-left:4px}
.main-nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0}
.main-nav a{font-weight:600;font-size:.92rem;color:var(--ink)}
.main-nav a.active,.main-nav a:hover{color:var(--accent-2)}
.header-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:4px;width:32px;height:32px;border:0;background:none;cursor:pointer}
.nav-toggle span{display:block;width:100%;height:2px;background:var(--bg-deep)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:6px;padding:12px 22px;border-radius:999px;font-weight:700;font-size:.9rem;white-space:nowrap}
.btn-primary{background:var(--accent);color:#062018}
.btn-outline{border:1.5px solid var(--bg-deep);color:var(--bg-deep)}
.btn:hover{opacity:.85}

/* hero: split layout, text left / image card right — differentiates from sibling sites' full-bleed centered hero */
.hero{background:radial-gradient(circle at 14% 18%,#132420 0%,var(--bg-deep) 46%,#060907 100%);color:#fff;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(15,190,133,.16) 1px,transparent 1px),
    linear-gradient(90deg,rgba(15,190,133,.16) 1px,transparent 1px);
  background-size:34px 34px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
}
.hero .wrap{position:relative;padding-top:76px;padding-bottom:76px;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.hero-copy{animation:hero-reveal 1.4s ease both}
@keyframes hero-reveal{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
@media (prefers-reduced-motion:reduce){.hero-copy{animation:none}}
.eyebrow-line{display:flex;align-items:center;gap:8px;font-size:.82rem;color:#7CF0C4;font-weight:700;margin-bottom:16px;letter-spacing:.03em}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:pulse-blink 1.6s ease-in-out infinite;box-shadow:0 0 0 4px rgba(15,190,133,.18)}
@keyframes pulse-blink{0%,100%{opacity:1}50%{opacity:.25}}
@media (prefers-reduced-motion:reduce){.pulse{animation:none}}
.hero h1{font-family:"Gugi",sans-serif;font-size:2.9rem;font-weight:400;letter-spacing:-.01em;text-shadow:0 3px 20px rgba(0,0,0,.5)}
.hero-sub{color:#CFE3DA;font-size:1.02rem;max-width:52ch}
.br-mobile{display:none}
.hero-cta{display:flex;gap:12px;margin:24px 0}
.hero .hero-cta .btn-outline{border-color:#fff;color:#fff}
.hero-stats{display:flex;gap:28px;margin-top:26px;flex-wrap:wrap;text-align:left}
.hero-stats strong{display:block;color:var(--accent);font-size:1.15rem}
.hero-stats span{display:block;color:#9FB6AC;font-size:.8rem;margin-top:2px}

.hero-media{position:relative}
.hero-media .frame{position:relative;border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.14);box-shadow:0 30px 70px rgba(0,0,0,.5)}
.hero-media img{aspect-ratio:4/3;object-fit:cover;width:100%;transform:scale(1.02);animation:ken-burns 9s ease-in-out infinite alternate}
@keyframes ken-burns{from{transform:scale(1.02)}to{transform:scale(1.11)}}
@media (prefers-reduced-motion:reduce){.hero-media img{animation:none}}
.hero-media .tag-chip{position:absolute;left:16px;bottom:16px;background:rgba(6,16,13,.72);backdrop-filter:blur(4px);color:#fff;font-size:.78rem;font-weight:700;padding:8px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.18)}
.hero-media .glow{position:absolute;width:220px;height:220px;background:radial-gradient(circle,rgba(15,190,133,.5),transparent 70%);filter:blur(10px);z-index:-1}
.hero-media .glow.g1{top:-40px;right:-40px}
.hero-media .glow.g2{bottom:-50px;left:-30px}

/* page-hero variant used on inner pages: smaller, still split */
.hero.page-hero .wrap{padding-top:52px;padding-bottom:52px;grid-template-columns:1fr}
.hero.page-hero .hero-copy{max-width:680px}
.hero.page-hero h1{font-size:2.3rem}

/* section shared */
section{padding:76px 0}
.alt-bg{background:var(--bg-alt)}
.section-head{max-width:660px;margin:0 auto 40px}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.section-tag{display:inline-flex;align-items:center;gap:6px;font-size:.75rem;font-weight:800;color:var(--accent-2);letter-spacing:.08em;margin-bottom:10px}
.section-tag::before{content:"";width:16px;height:2px;background:var(--accent);display:inline-block}
.section-head h2{font-size:1.68rem}
.section-head p{color:var(--muted);margin:0}
.prose{color:var(--ink)}
.prose.center{max-width:780px;margin:0 auto;text-align:center}
.prose.center ul{list-style-position:inside;padding-left:0}
.prose p{margin:0 0 1.1em}
.prose strong{color:var(--accent-2);font-weight:700}
.prose ul{margin:0;padding-left:1.2em}
.prose li{margin-bottom:.7em;line-height:1.6}
.prose li:last-child{margin-bottom:0}

/* top media block: image-first layout, per-page top placement */
.top-media{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-bottom:38px}
.top-media figure{margin:0;position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.top-media img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform .6s ease}
.top-media figure:hover img{transform:scale(1.06)}
.top-media figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 16px 12px;background:linear-gradient(0deg,rgba(6,16,13,.82),transparent);color:#fff;font-size:.84rem;font-weight:700}
.top-media-single{margin-bottom:38px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.top-media-single img{aspect-ratio:21/9;object-fit:cover;width:100%}

/* tables */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table.service-table{width:100%;border-collapse:collapse;min-width:640px;font-size:.92rem}
.service-table th{background:var(--bg-deep);color:#fff;text-align:left;padding:14px 16px;font-size:.82rem}
.service-table td{padding:14px 16px;border-top:1px solid var(--line);vertical-align:top}
.service-table td.tag{font-weight:800;color:var(--accent-2);white-space:nowrap}
.service-table td.field{font-weight:700}
.service-table td.desc{color:var(--muted)}

/* process */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.process-step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 18px}
.process-num{font-size:1.3rem;font-weight:800;color:var(--accent-2);margin-bottom:8px;font-family:"Gugi",sans-serif}
.process-step h3{font-size:1rem;margin-bottom:6px}
.process-step p{font-size:.82rem;color:var(--muted);margin:0}

/* why / reason grid */
.reason-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.reason-cell{padding:22px 4px}
.checkmark{width:28px;height:28px;border-radius:9px;background:var(--bg-deep);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.85rem;margin-bottom:14px}
.reason-cell h3{font-size:1.02rem}
.reason-cell p{font-size:.86rem;color:var(--muted);margin:0}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .55s ease,transform .55s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* gallery */
.ref-strip{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.ref-chip{background:var(--accent-soft);border:1px solid #A9E4CB;border-radius:999px;padding:8px 16px;font-size:.82rem;font-weight:700;color:var(--accent-2)}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery-grid figure{margin:0;border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--line);position:relative}
.gallery-grid img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform .5s ease}
.gallery-grid figure:hover img{transform:scale(1.05)}
.gallery-grid figcaption{padding:10px 12px;font-size:.8rem;color:var(--muted);font-weight:600}

/* guides */
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.guide-item{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;font-weight:700;font-size:.92rem;color:var(--ink)}
.guide-item .arrow{color:var(--accent-2);font-weight:800}
.guide-item:hover{border-color:var(--accent)}
@media (max-width:860px){.guide-grid{grid-template-columns:1fr}}

/* faq */
.faq-list{max-width:780px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item.faq-hidden{display:none}
.faq-q{width:100%;text-align:left;background:none;border:0;padding:18px 4px;font-size:.98rem;font-weight:700;display:flex;justify-content:space-between;align-items:center;cursor:pointer;color:var(--ink)}
.faq-q .plus{color:var(--accent-2);font-weight:800;transition:transform .2s}
.faq-a{display:none;padding:0 4px 18px;color:var(--muted);font-size:.9rem}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-q .plus{transform:rotate(45deg)}
#faq-more-btn{display:block;margin:26px 0 0}

/* cta */
#cta .cta-banner{display:flex;justify-content:space-between;align-items:center;gap:24px;background:var(--bg-deep);color:#fff;border-radius:20px;padding:42px}
.cta-banner h2{font-size:1.4rem;margin-bottom:6px}
.cta-banner p{color:#B9CCC3;margin:0}
.cta-banner .actions{display:flex;gap:12px;flex-shrink:0}
.cta-banner .btn-outline{border-color:#fff;color:#fff}

/* footer */
.site-footer{background:var(--bg-deep);color:#B9CCC3;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:32px;border-bottom:1px solid #223832}
.footer-brand .brand{color:#fff}
.footer-brand p{margin-top:12px;font-size:.86rem;max-width:36ch}
.footer-col h4{color:#fff;font-size:.78rem;letter-spacing:.06em;margin-bottom:14px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:.86rem}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding-top:20px;font-size:.78rem;color:#7A9086}

@media (max-width:860px){
  .hero .wrap{grid-template-columns:1fr;padding-top:40px;padding-bottom:40px}
  .hero-media{order:-1}
  .hero-media .frame img{aspect-ratio:16/10}
  .hero h1{font-size:2.2rem}
  .hero-cta{gap:10px;flex-wrap:nowrap}
  .hero-cta .btn{padding:13px 18px;font-size:.88rem;flex:1 1 0;justify-content:center}
  .br-mobile{display:inline}
  .hero-stats{gap:8px;flex-wrap:nowrap;text-align:center}
  .hero-stats>div{flex:1 1 0;min-width:0}
  .hero-stats strong{font-size:.95rem}
  .hero-stats span{font-size:.68rem}
  .brand{font-size:1rem;gap:8px}
  .brand small{display:none}
  .main-nav{position:fixed;inset:72px 0 auto 0;background:#fff;border-bottom:1px solid var(--line);transform:translateY(-8px);opacity:0;pointer-events:none;transition:.18s}
  .main-nav.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .main-nav ul{flex-direction:column;padding:16px 24px;gap:4px}
  .main-nav a{display:block;padding:12px 0;border-bottom:1px solid var(--line)}
  .nav-toggle{display:flex}
  .process{grid-template-columns:repeat(2,1fr)}
  .reason-grid{grid-template-columns:repeat(2,1fr)}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .top-media{grid-template-columns:1fr;margin-left:-24px;margin-right:-24px;width:calc(100% + 48px)}
  .top-media img{aspect-ratio:4/3;border-radius:0;border-left:0;border-right:0}
  .top-media-single{margin-left:-24px;margin-right:-24px;width:calc(100% + 48px);border-radius:0;border-left:0;border-right:0}
  #cta .cta-banner{flex-direction:column;text-align:center}
  .footer-grid{grid-template-columns:1fr;gap:24px}
}
@media (max-width:480px){
  .gallery-grid{grid-template-columns:1fr}
  .hero h1{font-size:1.9rem}
  .reason-cell{padding:18px 2px}
  .reason-cell p{font-size:.82rem}
  .process-step{padding:16px 12px}
  .process-step p{font-size:.78rem}
}