/* =========================================================
   H3 — 공용 스타일시트
   메인 오렌지: --accent (로고 색). 색 바꾸려면 :root만 수정.
========================================================= */
:root{
  --bg:        #0A0A0B;
  --bg-2:      #111113;
  --card:      #151518;
  --line:      rgba(255,255,255,.08);
  --text:      #F2F2F3;
  --muted:     #8B8B92;
  --accent:    #FF7A00;
  --accent-2:  #FF9A3D;
  --radius:    18px;
  --maxw:      1180px;
  --ease:      cubic-bezier(.22,.61,.36,1);
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  background:var(--bg); color:var(--text); line-height:1.6;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
section{ position:relative; }
.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 24px; }

.eyebrow{ display:inline-block; font-size:13px; font-weight:700; letter-spacing:.18em;
  text-transform:uppercase; color:var(--accent); margin-bottom:18px; }
.accent{ color:var(--accent); }
.muted{ color:var(--muted); }

/* ===================== NAV ===================== */
header.nav{ position:fixed; top:0; left:0; right:0; z-index:100;
  backdrop-filter:saturate(160%) blur(14px); background:rgba(10,10,11,.6);
  border-bottom:1px solid transparent; transition:background .3s var(--ease), border-color .3s var(--ease); }
header.nav.scrolled{ background:rgba(10,10,11,.85); border-bottom:1px solid var(--line); }
.nav-inner{ display:flex; align-items:center; justify-content:space-between; height:72px; }
.logo{ display:flex; align-items:center; gap:2px; font-weight:900; font-size:28px; letter-spacing:-.02em; }
.logo .h{ color:var(--text); }
.logo .three{ color:var(--accent); }
nav.menu{ display:flex; gap:34px; align-items:center; }
nav.menu a{ font-size:15px; color:var(--muted); font-weight:500; transition:color .2s; }
nav.menu a:hover, nav.menu a.active{ color:var(--text); }
.btn{ display:inline-flex; align-items:center; gap:8px; background:var(--accent); color:#0A0A0B;
  font-weight:700; font-size:15px; padding:12px 22px; border-radius:999px; cursor:pointer; border:0;
  transition:transform .2s var(--ease), box-shadow .2s; box-shadow:0 6px 22px rgba(255,122,0,.28); }
.btn:hover{ transform:translateY(-2px); box-shadow:0 10px 30px rgba(255,122,0,.4); }
.btn.ghost{ background:transparent; color:var(--text); border:1px solid var(--line); box-shadow:none; }
.btn.ghost:hover{ border-color:var(--accent); color:var(--accent); }
.btn.lg{ padding:16px 30px; font-size:16px; }
.nav-toggle{ display:none; background:none; border:0; color:var(--text); font-size:26px; cursor:pointer; }

/* ===================== HERO (home) ===================== */
.hero{ padding:190px 0 120px; overflow:hidden; --mx:50%; --my:40%; }
.hero-canvas{ position:absolute; inset:0; width:100%; height:100%; z-index:1; }
.hero-mesh{ position:absolute; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(42vw 42vw at 82% 12%, rgba(255,122,0,.10), transparent 60%),
    radial-gradient(38vw 38vw at 8% 92%, rgba(255,154,61,.06), transparent 60%);
  animation:meshFloat 14s ease-in-out infinite alternate; }
.hero-scrim{ position:absolute; inset:0; z-index:1; pointer-events:none;
  background:linear-gradient(90deg, rgba(10,10,11,.86) 0%, rgba(10,10,11,.62) 42%, rgba(10,10,11,.30) 100%); }
@keyframes meshFloat{ from{ transform:translate3d(0,0,0) scale(1);} to{ transform:translate3d(0,-3%,0) scale(1.08);} }
.hero-spot{ position:absolute; inset:0; z-index:0; pointer-events:none;
  background:radial-gradient(340px 340px at var(--mx) var(--my), rgba(255,122,0,.20), transparent 70%); }
.hero .wrap{ position:relative; z-index:2; }
.hero [data-parallax]{ transition:transform .3s var(--ease); will-change:transform; }
.hero h1{ font-size:clamp(38px,6vw,74px); font-weight:900; letter-spacing:-.03em; line-height:1.12; margin-bottom:26px; }
.hero p.lead{ font-size:clamp(17px,2vw,20px); color:var(--muted); max-width:600px; margin-bottom:38px; }
.hero .cta{ display:flex; gap:14px; flex-wrap:wrap; }

/* ===================== PAGE HERO (sub) ===================== */
.page-hero{ padding:170px 0 80px; border-bottom:1px solid var(--line); overflow:hidden; }
.page-hero::before{ content:""; position:absolute; top:-40%; right:-6%; width:50vw; height:50vw;
  max-width:680px; max-height:680px;
  background:radial-gradient(circle, rgba(255,122,0,.18), transparent 62%); filter:blur(20px); z-index:0; }
.page-hero .wrap{ position:relative; z-index:1; }
.page-hero h1{ font-size:clamp(34px,5.4vw,64px); font-weight:900; letter-spacing:-.03em; line-height:1.14; }
.page-hero p{ color:var(--muted); font-size:clamp(16px,2vw,19px); max-width:640px; margin-top:22px; }

/* ===================== STATS ===================== */
.stats{ border-top:1px solid var(--line); border-bottom:1px solid var(--line); background:var(--bg-2); }
.stats-grid{ display:grid; grid-template-columns:repeat(4,1fr); }
.stat{ padding:48px 24px; text-align:center; border-right:1px solid var(--line); }
.stat:last-child{ border-right:0; }
.stat .num{ font-size:clamp(32px,4vw,48px); font-weight:900; letter-spacing:-.02em; color:var(--text); }
.stat .num .accent{ color:var(--accent); }
.stat .label{ font-size:14px; color:var(--muted); margin-top:8px; }

/* ===================== CLIENTS MARQUEE ===================== */
.clients{ padding:60px 0; overflow:hidden; }
.clients .cap{ text-align:center; font-size:13px; letter-spacing:.18em; text-transform:uppercase; color:var(--muted); margin-bottom:34px; }
.marquee{ display:flex; width:max-content; animation:scroll 32s linear infinite; }
.marquee:hover{ animation-play-state:paused; }
.mq-group{ display:flex; flex:0 0 auto; min-width:100vw; justify-content:space-around; gap:64px; }
.marquee span{ font-size:26px; font-weight:800; color:#3a3a40; white-space:nowrap; transition:color .3s; letter-spacing:-.02em; }
.marquee span:hover{ color:var(--accent); }
@keyframes scroll{ from{transform:translateX(0);} to{transform:translateX(-50%);} }

/* ===================== SECTIONS ===================== */
.sec{ padding:110px 0; }
.sec-head{ max-width:720px; margin-bottom:60px; }
.sec-head h2{ font-size:clamp(28px,4vw,46px); font-weight:900; letter-spacing:-.03em; line-height:1.2; }
.sec-head p{ color:var(--muted); font-size:17px; margin-top:18px; }
.alt{ background:var(--bg-2); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }

/* ===================== BELIEF ===================== */
.belief{ background:var(--bg-2); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.belief h2{ font-size:clamp(26px,4.4vw,52px); font-weight:900; letter-spacing:-.03em; line-height:1.28; max-width:900px; }
.belief h2 em{ font-style:normal; color:var(--accent); }
.belief p{ color:var(--muted); font-size:17px; max-width:620px; margin-top:28px; }

/* ===================== PROCESS ===================== */
.process-grid{ display:grid; grid-template-columns:repeat(5,1fr); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; }
.step{ padding:38px 26px; border-right:1px solid var(--line); background:var(--card); transition:background .3s; }
.step:last-child{ border-right:0; }
.step:hover{ background:#1b1b1f; }
.step .no{ font-size:14px; font-weight:800; color:var(--accent); letter-spacing:.1em; }
.step h3{ font-size:19px; font-weight:800; margin:16px 0 10px; letter-spacing:-.01em; }
.step p{ font-size:14px; color:var(--muted); }

/* ===================== SERVICES (cards) ===================== */
.services-grid{ display:grid; grid-template-columns:repeat(6,1fr); gap:22px; }
.services-grid .svc{ grid-column:span 2; }              /* 윗줄 3개 (2칸씩) */
.services-grid .svc:nth-child(4),
.services-grid .svc:nth-child(5){ grid-column:span 3; } /* 아랫줄 2개 (3칸씩) */
.svc{ background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:40px;
  transition:transform .3s var(--ease), border-color .3s; }
.svc:hover{ transform:translateY(-6px); border-color:rgba(255,122,0,.4); }
.svc .idx{ font-size:14px; font-weight:800; color:var(--accent); letter-spacing:.12em; }
.svc h3{ font-size:24px; font-weight:900; margin:14px 0 14px; letter-spacing:-.02em; }
.svc p{ color:var(--muted); font-size:15.5px; }
.svc ul{ list-style:none; margin-top:20px; display:flex; flex-wrap:wrap; gap:8px; }
.svc ul li{ font-size:13px; color:var(--text); background:rgba(255,255,255,.05); border:1px solid var(--line); padding:6px 12px; border-radius:999px; }

/* ===================== SERVICE DETAIL ROWS ===================== */
.svc-row{ display:grid; grid-template-columns:110px 1fr; gap:36px; padding:56px 0; border-top:1px solid var(--line); align-items:start; }
.svc-row:first-child{ border-top:0; }
.svc-row .no{ font-size:clamp(40px,6vw,72px); font-weight:900; color:var(--accent); line-height:1; letter-spacing:-.03em; }
.svc-row h3{ font-size:clamp(24px,3vw,34px); font-weight:900; letter-spacing:-.02em; margin-bottom:16px; }
.svc-row p{ color:var(--muted); font-size:16.5px; max-width:680px; }
.svc-row ul{ list-style:none; margin-top:22px; display:flex; flex-wrap:wrap; gap:8px; }
.svc-row ul li{ font-size:13px; color:var(--text); background:rgba(255,255,255,.05); border:1px solid var(--line); padding:7px 14px; border-radius:999px; }

/* ===================== VALUE GRID ===================== */
.value-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.value{ background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:36px; transition:border-color .3s, transform .3s var(--ease); }
.value:hover{ border-color:rgba(255,122,0,.4); transform:translateY(-5px); }
.value .ic{ font-size:15px; font-weight:800; color:var(--accent); letter-spacing:.1em; }
.value h3{ font-size:21px; font-weight:800; margin:14px 0 12px; letter-spacing:-.01em; }
.value p{ color:var(--muted); font-size:15px; }

/* ===================== WORK ===================== */
.work-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:22px; }
.work{ position:relative; background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:40px; overflow:hidden; transition:transform .3s var(--ease), border-color .3s; }
.work::after{ content:""; position:absolute; right:-40px; top:-40px; width:160px; height:160px;
  background:radial-gradient(circle, rgba(255,122,0,.18), transparent 70%); opacity:0; transition:opacity .3s; }
.work:hover{ transform:translateY(-6px); border-color:rgba(255,122,0,.4); }
.work:hover::after{ opacity:1; }
.work .tag{ font-size:13px; font-weight:700; color:var(--accent); letter-spacing:.05em; }
.work h3{ font-size:26px; font-weight:900; margin:12px 0 14px; letter-spacing:-.02em; line-height:1.25; }
.work p{ color:var(--muted); font-size:15.5px; margin-bottom:22px; }
.work .metric{ display:flex; align-items:baseline; gap:10px; border-top:1px solid var(--line); padding-top:18px; }
.work .metric b{ font-size:30px; font-weight:900; color:var(--text); letter-spacing:-.02em; }
.work .metric small{ font-size:14px; color:var(--muted); }

/* ===================== FAQ ===================== */
.faq-item{ border-top:1px solid var(--line); padding:28px 0; }
.faq-item:last-child{ border-bottom:1px solid var(--line); }
.faq-item h4{ font-size:19px; font-weight:800; letter-spacing:-.01em; margin-bottom:10px; }
.faq-item h4::before{ content:"Q "; color:var(--accent); }
.faq-item p{ color:var(--muted); font-size:15.5px; }

/* ===================== FORM ===================== */
.form{ max-width:660px; }
.field{ margin-bottom:20px; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.field label{ display:block; font-size:14px; color:var(--muted); margin-bottom:8px; }
.field input, .field textarea, .field select{ width:100%; background:var(--card); border:1px solid var(--line);
  border-radius:12px; padding:14px 16px; color:var(--text); font-size:15px; font-family:inherit; transition:border-color .2s; }
.field input:focus, .field textarea:focus, .field select:focus{ outline:none; border-color:var(--accent); }
.field textarea{ min-height:140px; resize:vertical; }
.form .btn{ width:100%; justify-content:center; margin-top:6px; }
.contact-layout{ display:grid; grid-template-columns:1.4fr 1fr; gap:64px; align-items:start; }
.contact-side .info-item{ margin-bottom:26px; }
.contact-side .info-item .k{ font-size:13px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin-bottom:6px; }
.contact-side .info-item .v{ font-size:18px; font-weight:700; }

/* ===================== CTA ===================== */
.cta-band{ text-align:center; padding:130px 0; overflow:hidden; }
.cta-band::before{ content:""; position:absolute; inset:0; z-index:0;
  background:radial-gradient(ellipse at center, rgba(255,122,0,.16), transparent 60%); }
.cta-band .wrap{ position:relative; z-index:1; }
.cta-band h2{ font-size:clamp(30px,5vw,58px); font-weight:900; letter-spacing:-.03em; line-height:1.18; }
.cta-band p{ color:var(--muted); font-size:18px; margin:22px auto 40px; max-width:520px; }

/* ===================== FOOTER ===================== */
footer{ border-top:1px solid var(--line); background:var(--bg-2); padding:60px 0 40px; }
.foot-top{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:30px; margin-bottom:40px; }
.foot-logo{ font-weight:900; font-size:26px; letter-spacing:-.02em; }
.foot-logo .three{ color:var(--accent); }
.foot-col h4{ font-size:13px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin-bottom:14px; }
.foot-col a, .foot-col p{ display:block; font-size:15px; color:var(--muted); margin-bottom:8px; transition:color .2s; }
.foot-col a:hover{ color:var(--accent); }
.foot-cols{ display:flex; gap:64px; flex-wrap:wrap; }
.foot-bottom{ border-top:1px solid var(--line); padding-top:24px; font-size:13px; color:var(--muted); display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; }

/* ===================== REVEAL ===================== */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform:none; }

/* ===================== CUSTOM CURSOR (반전 방식 — 어떤 배경에서도 보임) ===================== */
@media (pointer:fine){
  body{ cursor:none; }
  a, button, .btn, [role="button"], label{ cursor:none; }
  input, textarea, select{ cursor:auto; }
  .cursor-dot, .cursor-ring{
    position:fixed; top:0; left:0; z-index:9999; pointer-events:none;
    border-radius:50%; mix-blend-mode:difference; transform:translate(-50%,-50%);
    will-change:left,top,width,height;
  }
  .cursor-dot{ width:8px; height:8px; background:#fff; transition:opacity .2s; }
  .cursor-ring{ width:30px; height:30px; border:1.6px solid #fff;
    transition:width .25s var(--ease), height .25s var(--ease), opacity .2s; }
  .cursor-ring.hover{ width:52px; height:52px; }
  .cursor-dot.hover{ opacity:0; }
}

/* ===================== MOTION 축소 ===================== */
@media (prefers-reduced-motion: reduce){
  .hero-mesh{ animation:none; }
  .hero-canvas{ display:none; }
  .hero [data-parallax]{ transition:none; }
  .marquee{ animation:none; }
}

/* ===================== RESPONSIVE ===================== */
@media(max-width:900px){
  .stats-grid{ grid-template-columns:repeat(2,1fr); }
  .stat:nth-child(2){ border-right:0; }
  .stat:nth-child(1),.stat:nth-child(2){ border-bottom:1px solid var(--line); }
  .process-grid{ grid-template-columns:1fr 1fr; }
  .step{ border-bottom:1px solid var(--line); }
  .services-grid,.work-grid,.value-grid{ grid-template-columns:1fr; }
  .services-grid .svc{ grid-column:auto !important; }
}
@media(max-width:680px){
  nav.menu{ position:fixed; inset:72px 0 auto 0; flex-direction:column; gap:0;
    background:var(--bg-2); border-bottom:1px solid var(--line); padding:10px 0;
    transform:translateY(-120%); transition:transform .35s var(--ease); z-index:99; }
  nav.menu.open{ transform:translateY(0); }
  nav.menu a{ padding:14px 24px; width:100%; }
  nav.menu .btn{ margin:12px 24px; }
  .nav-toggle{ display:block; }
  .process-grid{ grid-template-columns:1fr; }
  .step{ border-right:0; }
  .hero{ padding:150px 0 90px; }
  .page-hero{ padding:140px 0 60px; }
  .svc-row{ grid-template-columns:1fr; gap:14px; }
  .contact-layout{ grid-template-columns:1fr; gap:40px; }
  .field-row{ grid-template-columns:1fr; }
  .foot-cols{ gap:36px; }
}