:root{
  --dp-primary:      #1E3A5F;
  --dp-primary-2:    #294B78;
  --dp-primary-3:    #122438;
  --dp-primary-rgb:  30,58,95;
  --dp-accent:       #E8871E;
  --dp-accent-soft:  #F5B876;
  --dp-accent-pale:  #FCEEDD;

  --dp-bg:           #FFFFFF;
  --dp-bg-soft:      #F7F6F3;
  --dp-bg-warm:      #F3F0E9;
  --dp-bg-deep:      #EAE6DA;
  --dp-border:       #DDD8CD;
  --dp-border-soft:  rgba(232,135,30,.15);

  --text-on-light:   #1B222B;
  --text-on-dark:    #FFFFFF;
  --dp-text:         #1B222B;
  --dp-text-sub:     #3E4A57;
  --dp-text-muted:   #6B7480;

  --dp-font-body: "Pretendard Variable","Pretendard",-apple-system,BlinkMacSystemFont,sans-serif;
  --dp-font-display: "Noto Serif KR","Pretendard Variable",serif;
  --dp-fs-display: clamp(2.3rem,6vw,4.6rem);
  --dp-fs-h1:      clamp(1.9rem,4.2vw,3rem);
  --dp-fs-h2:      clamp(1.6rem,3.6vw,2.5rem);
  --dp-fs-h3:      clamp(1.05rem,2vw,1.35rem);
  --dp-fs-lede:    clamp(0.95rem,1.4vw,1.08rem);

  --dp-max-w:      1300px;
  --dp-max-w-text: 800px;
  --dp-gutter:     clamp(20px,4vw,30px);
  --dp-sec-pad:    clamp(64px,10vw,120px);
  --header-h:      76px;

  --dp-radius:     4px;
  --dp-radius-lg:  10px;
  --dp-shadow-sm:  0 2px 8px rgba(var(--dp-primary-rgb),.08);
  --dp-shadow-md:  0 8px 28px rgba(var(--dp-primary-rgb),.12);
  --dp-shadow-lg:  0 30px 60px rgba(var(--dp-primary-rgb),.16);

  --dp-ease:  cubic-bezier(.22,1,.36,1);
}

*{box-sizing:border-box;}
html{font-size:16px;scroll-behavior:smooth;}
body, p, h1, h2, h3, h4, h5, h6, li, td, th, a, span, div, button{
  word-break:keep-all;
  overflow-wrap:break-word;
}
body{
  margin:0;
  font-family:var(--dp-font-body);
  font-size:var(--dp-fs-lede);
  line-height:1.7;
  color:var(--dp-text);
  background:var(--dp-bg);
  padding-bottom:0;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{line-height:1.25;font-weight:700;letter-spacing:-.02em;margin:0;}
h1,h2,.hero-title,.section-title{font-family:var(--dp-font-display);}
table{border-collapse:collapse;width:100%;}

.container{max-width:var(--dp-max-w);margin-inline:auto;padding-inline:var(--dp-gutter);}
.text-container{max-width:var(--dp-max-w-text);margin-inline:auto;}
section{padding-block:var(--dp-sec-pad);overflow-x:hidden;}

.label-caps{
  font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:var(--dp-accent);margin-bottom:12px;display:block;
}

/* ===== Header ===== */
#scroll-progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--dp-accent);z-index:999;transition:width .1s linear;}
.site-header{
  position:sticky;top:0;z-index:900;height:var(--header-h);
  background:rgba(255,255,255,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;transition:background .3s var(--dp-ease), border-color .3s var(--dp-ease);
}
.site-header.scrolled{background:rgba(255,255,255,.97);border-color:var(--dp-border);box-shadow:var(--dp-shadow-sm);}
.header-inner{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand-mark{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:1.15rem;font-weight:800;color:var(--dp-primary);letter-spacing:-.02em;}
.brand-sub{font-variant:small-caps;font-size:.72rem;letter-spacing:.08em;color:var(--dp-text-muted);}
.gnb{display:flex;align-items:center;gap:28px;flex:1;justify-content:center;font-weight:600;font-size:.92rem;}
.header-actions{display:flex;align-items:center;gap:14px;}
.btn-header-cta{padding:10px 20px;font-size:.88rem;}
.hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:32px;height:32px;background:none;border:none;cursor:pointer;padding:0;}
.hamburger span{display:block;width:24px;height:2px;background:var(--dp-primary);transition:transform .3s var(--dp-ease),opacity .3s var(--dp-ease);}
.hamburger.is-active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.is-active span:nth-child(2){opacity:0;}
.hamburger.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.mobile-menu{
  position:fixed;top:0;right:0;width:78%;max-width:340px;height:100vh;
  background:var(--dp-primary-3);color:var(--text-on-dark);z-index:950;
  display:flex;flex-direction:column;gap:8px;padding:100px 32px 32px;
  transform:translateX(100%);transition:transform .4s var(--dp-ease);
}
.mobile-menu.is-open{transform:translateX(0);}
.mobile-menu a{padding:14px 0;font-size:1.1rem;font-weight:600;border-bottom:1px solid rgba(255,255,255,.12);color:var(--text-on-dark);}
.mobile-menu a.btn-primary{border:none;margin-top:16px;text-align:center;color:#fff;}

/* ===== Buttons ===== */
.btn-primary,.btn-outline,.btn-dark,.btn-outline--white{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--dp-radius);font-weight:700;font-size:.95rem;
  border:2px solid transparent;transition:transform .25s var(--dp-ease), box-shadow .25s var(--dp-ease), background .25s var(--dp-ease);
  cursor:pointer;white-space:nowrap;
}
.btn-primary{background:var(--dp-accent);border-color:var(--dp-accent);color:#fff;}
.btn-outline{background:transparent;border-color:var(--dp-accent);color:var(--dp-accent);}
.btn-dark{background:var(--dp-primary);border-color:var(--dp-primary);color:#fff;}
.btn-outline--white{background:transparent;border-color:rgba(255,255,255,.7);color:#fff;}
.btn-lg{padding:16px 34px;font-size:1.02rem;}

@media (hover:hover) and (pointer:fine){
  .btn-primary:hover{background:#cf7414;border-color:#cf7414;transform:translateY(-2px);box-shadow:var(--dp-shadow-md);}
  .btn-outline:hover{background:var(--dp-accent);color:#fff;}
  .btn-dark:hover{background:var(--dp-primary-2);transform:translateY(-2px);}
  .btn-outline--white:hover{background:rgba(255,255,255,.12);}
  .card:hover, .service-card:hover, .link-card:hover{transform:translateY(-5px);box-shadow:var(--dp-shadow-md);}
  .card:hover::before{height:100%;}
  .link-card:hover img{transform:scale(1.05);}
  .gallery-item:hover img{transform:scale(1.06);}
  .gallery-item:hover .gallery-overlay{opacity:1;}
}
.btn-primary:active,.btn-outline:active{transform:scale(.98);}

/* ===== Badges ===== */
.badge{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:100px;font-size:.72rem;font-weight:700;background:var(--dp-accent-pale);color:var(--dp-primary);}
.badge--dark{background:rgba(255,255,255,.14);color:#fff;}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;}
@media(max-width:768px){.badge-row{flex-direction:column;align-items:flex-start;gap:8px;}}

/* ===== Hero A (slider, main) ===== */
.hero-slider{position:relative;min-height:92vh;display:flex;align-items:flex-end;overflow:hidden;color:#fff;}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease;overflow:hidden;}
.hero-slide.is-active{opacity:1;}
.hero-slide-img{width:100%;height:100%;object-fit:cover;transform:scale(1.08);transition:transform 6.5s ease;}
.hero-slide.is-active .hero-slide-img{transform:scale(1);}
.hero-gradient{position:absolute;left:0;right:0;bottom:0;height:50%;z-index:1;pointer-events:none;background:linear-gradient(to top, rgba(9,15,23,.82), transparent);}
.hero-content{position:relative;z-index:2;padding:64px 0 72px;width:100%;}
@keyframes heroFadeUp{from{opacity:0;transform:translateY(26px);}to{opacity:1;transform:translateY(0);}}
.hero-badge-in{animation:heroFadeUp .8s var(--dp-ease) .05s both;}
.hero-title{font-size:var(--dp-fs-display);font-weight:900;letter-spacing:-.03em;line-height:1.08;margin-bottom:18px;animation:heroFadeUp .9s var(--dp-ease) .16s both;}
.hero-lede{font-size:1.05rem;max-width:640px;color:rgba(255,255,255,.92);margin-bottom:24px;line-height:1.75;animation:heroFadeUp .9s var(--dp-ease) .3s both;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px;animation:heroFadeUp .9s var(--dp-ease) .42s both;}
.hero-checklist{animation:heroFadeUp .9s var(--dp-ease) .54s both;}
.hero-dots{position:absolute;right:24px;bottom:28px;display:flex;gap:8px;z-index:3;}
.hero-dots button{width:9px;height:9px;border-radius:50%;border:none;background:rgba(255,255,255,.4);cursor:pointer;padding:0;}
.hero-dots button.is-active{background:var(--dp-accent);width:26px;border-radius:6px;}

/* ===== Hero B (static, detail) ===== */
.hero-static{position:relative;min-height:64vh;display:flex;flex-direction:column;justify-content:flex-end;color:#fff;overflow:hidden;}
.hero-static-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;}
.hero-static .hero-gradient{height:58%;}
.breadcrumb-nav{position:relative;z-index:2;padding-top:28px;font-size:.82rem;color:rgba(255,255,255,.75);}
.breadcrumb-nav a{color:rgba(255,255,255,.9);}
.hero-static .hero-content{padding-bottom:56px;animation:heroFadeUp .8s var(--dp-ease) .1s both;}

/* ===== Grid utils ===== */
.dp-g2{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.dp-g3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.dp-g4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
@media(max-width:1024px){.dp-g4{grid-template-columns:repeat(2,1fr);}}
@media(max-width:768px){.dp-g2,.dp-g3{grid-template-columns:1fr;}}
@media(max-width:600px){.dp-g4{grid-template-columns:1fr;}}

/* ===== Cards ===== */
.card{position:relative;background:var(--dp-bg);border:1px solid var(--dp-border);border-radius:var(--dp-radius-lg);padding:28px;overflow:hidden;transition:transform .4s var(--dp-ease), box-shadow .4s var(--dp-ease);}
.card::before{content:'';position:absolute;top:0;left:0;width:3px;height:0;background:var(--dp-accent);transition:height .4s var(--dp-ease);}
.card-icon{width:44px;height:44px;color:var(--dp-accent);margin-bottom:16px;}
.card h3{font-size:1.05rem;margin-bottom:8px;}
.card p{color:var(--dp-text-sub);font-size:.92rem;line-height:1.7;margin:0;}

.section-title{font-size:var(--dp-fs-h2);font-weight:700;letter-spacing:-.02em;margin-bottom:14px;}
.section-head{max-width:640px;margin-bottom:44px;}
.section-head p{color:var(--dp-text-sub);}

/* ===== Trust badge strip ===== */
.trust-strip{background:var(--dp-bg-warm);padding:28px 0;}
.trust-strip .container{display:flex;gap:32px;flex-wrap:wrap;justify-content:center;}
.trust-item{display:flex;align-items:center;gap:10px;font-weight:700;font-size:.92rem;color:var(--dp-primary);}
.trust-item svg{width:22px;height:22px;color:var(--dp-accent);}

/* ===== Before/After ===== */
.ba-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.ba-item{position:relative;border-radius:var(--dp-radius-lg);overflow:hidden;box-shadow:var(--dp-shadow-sm);}
.ba-item img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.ba-label{position:absolute;top:16px;left:16px;padding:6px 16px;border-radius:100px;font-weight:800;font-size:.78rem;letter-spacing:.04em;}
.ba-label.before{background:var(--dp-primary-3);color:#fff;}
.ba-label.after{background:var(--dp-accent);color:#fff;}
.ba-caption{padding:14px 4px 0;font-size:.86rem;color:var(--dp-text-sub);}
@media(max-width:768px){.ba-grid{grid-template-columns:1fr;}}

/* ===== Process (5-step, fixed structure per spec) ===== */
.proc-list{display:flex;list-style:none;margin:0;padding:0;}
.proc-step{flex:1;position:relative;padding:0 12px;text-align:center;}
.proc-step:not(:last-child)::after{content:'';position:absolute;top:24px;left:50%;width:100%;height:2px;background:var(--dp-border);z-index:0;}
.proc-num{position:relative;z-index:1;margin:0 auto 14px;width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--dp-primary);color:#fff;font-weight:800;}
.proc-step h4{font-size:.95rem;margin-bottom:6px;}
.proc-step p{font-size:.82rem;color:var(--dp-text-sub);margin:0;line-height:1.6;}
@media(max-width:768px){
  .proc-list{flex-direction:column;gap:10px;}
  .proc-step{padding:24px 0;}
  .proc-step::after{display:none;}
}

/* ===== Cost table ===== */
.cost-table{border:1px solid var(--dp-border);border-radius:var(--dp-radius-lg);overflow:hidden;}
.cost-table th,.cost-table td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--dp-border);font-size:.9rem;}
.cost-table th{background:var(--dp-accent);color:#fff;font-weight:700;}
.cost-table tr:nth-child(even) td{background:var(--dp-bg-soft);}
.cost-table tr:last-child td{border-bottom:none;}
.table-scroll{overflow-x:auto;}
@media(max-width:640px){
  .cost-table tr{display:block;border:1px solid var(--dp-border);border-radius:8px;margin-bottom:12px;}
  .cost-table thead{display:none;}
  .cost-table td{display:block;padding:8px 14px;border-bottom:none;}
  .cost-table td::before{content:attr(data-label);font-weight:700;display:block;font-size:.72rem;color:var(--dp-text-muted);}
  .cost-table td:first-child{background:var(--dp-accent-pale);font-weight:700;}
}
.table-note{font-size:.8rem;color:var(--dp-text-muted);margin-top:10px;}

/* ===== Checklist ===== */
.check-list li{display:flex;gap:10px;align-items:flex-start;padding:8px 0;font-size:.92rem;color:var(--dp-text-sub);}
.check-list svg{width:20px;height:20px;flex:none;color:var(--dp-accent);margin-top:2px;}

/* ===== FAQ ===== */
.faq-item{border-bottom:1px solid var(--dp-border);padding:6px 0;}
.faq-item summary{cursor:pointer;display:flex;justify-content:space-between;align-items:center;padding:18px 4px;font-weight:700;font-size:.98rem;list-style:none;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:'+';font-size:1.4rem;color:var(--dp-accent);transition:transform .3s var(--dp-ease);flex:none;margin-left:16px;}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-answer{padding:0 4px 20px;color:var(--dp-text-sub);font-size:.92rem;line-height:1.8;}

/* ===== Gallery (edge-to-edge) ===== */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:3px;}
.gallery-item{position:relative;overflow:hidden;aspect-ratio:4/3;}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.25,.46,.45,.94);}
.gallery-overlay{position:absolute;inset:0;background:linear-gradient(to top, rgba(9,15,23,.78) 0%, transparent 55%);opacity:0;transition:opacity .4s var(--dp-ease);}
.gallery-info{position:absolute;left:0;right:0;bottom:0;padding:18px;}
.gallery-tag{font-size:.68rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.75);margin-bottom:4px;}
.gallery-title{font-size:.95rem;font-weight:700;color:#fff;letter-spacing:-.01em;}
@media(max-width:768px){.gallery-grid{grid-template-columns:1fr 1fr;} .gallery-overlay{opacity:1;}}
@media(max-width:480px){.gallery-grid{grid-template-columns:1fr;}}

/* ===== Link cards (internal link grid) ===== */
.link-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.link-card{border-radius:var(--dp-radius-lg);overflow:hidden;border:1px solid var(--dp-border);display:flex;flex-direction:column;transition:transform .4s var(--dp-ease), box-shadow .4s var(--dp-ease);}
.link-card .thumb{aspect-ratio:4/3;overflow:hidden;}
.link-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--dp-ease);}
.link-card .body{padding:18px;}
.link-card .body h3{font-size:.98rem;margin-bottom:6px;}
.link-card .body p{font-size:.82rem;color:var(--dp-text-muted);margin:0;}
.link-card.cta-card{background:var(--dp-primary);color:#fff;align-items:center;justify-content:center;text-align:center;padding:32px;}
.link-card.cta-card h3{color:#fff;}
@media(max-width:768px){.link-card-grid{grid-template-columns:1fr;}}

/* ===== CTA banner ===== */
.cta-banner{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--dp-primary) 0%,var(--dp-primary-2) 55%,var(--dp-primary-3) 100%);color:#fff;border-radius:var(--dp-radius-lg);padding:56px 40px;text-align:center;}
.cta-banner::before{content:'';position:absolute;top:-40%;right:-8%;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle, rgba(232,135,30,.25) 0%, transparent 70%);pointer-events:none;}
.cta-banner h2{color:#fff;margin-bottom:12px;position:relative;}
.cta-banner p{color:rgba(255,255,255,.82);margin-bottom:26px;position:relative;}
.cta-banner .hero-actions{justify-content:center;position:relative;}

/* ===== Footer ===== */
.site-footer{background:var(--dp-primary-3);color:rgba(255,255,255,.86);padding:56px 0 84px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.6fr;gap:40px;}
.footer-brand{font-size:1.1rem;font-weight:800;color:#fff;margin-bottom:14px;}
.footer-biz-list li{padding:4px 0;font-size:.86rem;color:rgba(255,255,255,.7);}
.footer-col-title{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:14px;}
.footer-links li{padding:5px 0;}
.footer-links a{font-size:.9rem;color:rgba(255,255,255,.82);}
.footer-services-row{display:flex;flex-wrap:wrap;gap:10px 18px;}
.footer-services-row a{font-size:.88rem;color:rgba(255,255,255,.82);}
@media(max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr;}.footer-biz{grid-column:1/-1;}}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr;}}

/* ===== Mobile bar / floating / back-to-top ===== */
#dp-mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:800;display:none;gap:10px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:var(--dp-primary-3);}
#dp-mobile-bar a{flex:1;text-align:center;}
#dp-floating{position:fixed;right:28px;bottom:28px;z-index:800;}
#dp-floating a{display:inline-flex;padding:14px 26px;border-radius:100px;background:var(--dp-accent);color:#fff;font-weight:700;box-shadow:0 4px 24px rgba(var(--dp-primary-rgb),.3);animation:pulseShadow 3s infinite;}
@keyframes pulseShadow{0%,100%{box-shadow:0 4px 24px rgba(var(--dp-primary-rgb),.28);}50%{box-shadow:0 4px 36px rgba(232,135,30,.45);}}
#back-to-top{position:fixed;right:28px;bottom:28px;z-index:790;width:46px;height:46px;border-radius:50%;border:1px solid var(--dp-border);background:#fff;color:var(--dp-primary);display:none;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--dp-shadow-sm);}
#back-to-top svg{width:20px;height:20px;}
#back-to-top.is-visible{display:flex;}

/* ===== Reveal ===== */
.dp-reveal{opacity:0;transform:translateY(30px);transition:opacity .75s cubic-bezier(.16,1,.3,1), transform .75s cubic-bezier(.16,1,.3,1);}
.dp-reveal.is-visible{opacity:1;transform:none;}
.dp-reveal-scale{opacity:0;transform:scale(1.04);filter:blur(3px);transition:opacity .8s cubic-bezier(.16,1,.3,1), transform .8s cubic-bezier(.16,1,.3,1), filter .8s cubic-bezier(.16,1,.3,1);}
.dp-reveal-scale.is-visible{opacity:1;transform:none;filter:blur(0);}
.delay-1{transition-delay:.1s;}
.delay-2{transition-delay:.2s;}
.delay-3{transition-delay:.3s;}
.delay-4{transition-delay:.4s;}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;}
  .dp-reveal,.dp-reveal-scale{opacity:1!important;transform:none!important;filter:none!important;}
  html{scroll-behavior:auto;}
}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .gnb{display:none;}
  .hamburger{display:flex;}
}
@media(max-width:768px){
  :root{--header-h:60px;}
  body{padding-bottom:64px;}
  #dp-mobile-bar{display:flex;}
  #dp-floating{display:none;}
  #back-to-top.is-visible{bottom:78px;}
  .header-actions .btn-header-cta{display:none;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .link-card-grid{grid-template-columns:1fr;}
}
@media(max-width:480px){
  .container{padding-inline:16px;}
  .hero-title{font-size:2rem;}
}
@media print{
  .site-header,#dp-mobile-bar,#dp-floating,#back-to-top,.mobile-menu{display:none!important;}
}