*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
:root{
  --navy:#0c2252;
  --navy2:#13316e;
  --navy3:#1a4190;
  --gold:#c29428;
  --gold2:#daa83a;
  --gold3:#efc04e;
  --gold-lt:#fdf6e3;
  --white:#ffffff;
  --off:#f4f6fb;
  --bg2:#eef1f9;
  --border:#dde3f0;
  --text:#111827;
  --sub:#475569;
  --dim:#94a3b8;
  --f:'Pretendard',sans-serif;
}
body{font-family:var(--f);background:var(--white);color:var(--text);-webkit-font-smoothing:antialiased;overflow-x:hidden}

/* ══════════════════════════════
   HEADER
══════════════════════════════ */
header{
  position:fixed;top:0;left:0;right:0;z-index:900;
  background:var(--navy);
  height:60px;
}
.hd{
  max-width:1400px;margin:0 auto;padding:0 52px;
  height:60px;display:flex;align-items:center;
}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;margin-right:auto}
.logo-emblem{
  width:36px;height:36px;border-radius:7px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.logo-emblem svg{display:block}
.logo-txt{line-height:1}
.logo-ko{font-size:.68rem;font-weight:700;color:rgba(255,255,255,.55);letter-spacing:.06em;display:block;margin-bottom:2px}
.logo-en{
  font-size:.95rem;font-weight:900;letter-spacing:.14em;
  background:linear-gradient(90deg,var(--gold3),var(--gold2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  display:block;
}
nav{display:flex;align-items:center;gap:0}
nav a{
  font-size:.75rem;font-weight:500;color:rgba(255,255,255,.5);
  text-decoration:none;padding:0 16px;height:60px;
  display:flex;align-items:center;letter-spacing:.04em;
  transition:color .2s;border-bottom:2px solid transparent;margin-bottom:-2px;
}
nav a:hover{color:rgba(255,255,255,.9);border-color:var(--gold2)}
.nav-cta{
  margin-left:10px;
  background:var(--gold);color:var(--navy) !important;
  padding:8px 20px !important;height:auto !important;
  border-radius:5px;font-weight:800 !important;letter-spacing:.06em !important;
  border-bottom:none !important;margin-bottom:0 !important;
  transition:background .25s,transform .2s !important;
}
.nav-cta:hover{background:var(--gold2) !important;transform:translateY(-1px) !important}

/* ══════════════════════════════
   HERO — 센터 에디토리얼
══════════════════════════════ */
.hero{
  padding-top:60px;
  background:var(--navy);
  position:relative;overflow:hidden;
}
/* 배경 원형 패턴 */
.hero-circles{position:absolute;inset:0;pointer-events:none;z-index:0}
.hc{
  position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.04);
}
.hc1{width:700px;height:700px;top:50%;left:50%;transform:translate(-50%,-50%)}
.hc2{width:1000px;height:1000px;top:50%;left:50%;transform:translate(-50%,-50%)}
.hc3{width:1300px;height:1300px;top:50%;left:50%;transform:translate(-50%,-50%)}

/* 골드 글로우 */
.hero-glow{
  position:absolute;
  top:50%;left:50%;transform:translate(-50%,-50%);
  width:900px;height:600px;border-radius:50%;
  background:radial-gradient(ellipse,rgba(194,148,40,.07),transparent 60%);
  pointer-events:none;z-index:0;
  animation:hgf 8s ease-in-out infinite;
}
@keyframes hgf{0%,100%{transform:translate(-50%,-50%) scale(1)}50%{transform:translate(-50%,-52%) scale(1.05)}}

/* 수직 장식선 */
.hero-vlines{
  position:absolute;inset:0;z-index:0;pointer-events:none;
  display:flex;justify-content:center;gap:180px;
}
.hero-vline{
  width:1px;height:100%;
  background:linear-gradient(to bottom,transparent,rgba(255,255,255,.04),transparent);
}

/* 스캔라인 */
.hero-scan{
  position:absolute;left:0;right:0;height:1px;z-index:1;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(194,148,40,.4),transparent);
  animation:scanAnim 8s linear infinite;
}
@keyframes scanAnim{0%{top:0;opacity:0}4%{opacity:1}96%{opacity:.5}100%{top:100%;opacity:0}}

.hero-inner{
  position:relative;z-index:2;
  max-width:1100px;margin:0 auto;
  padding:90px 52px 0;
  text-align:center;
}

/* 연구소 배지 */
.lab-badge{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.04);
  padding:8px 20px;border-radius:100px;
  font-size:.68rem;font-weight:600;color:rgba(255,255,255,.55);
  letter-spacing:.12em;text-transform:uppercase;
  margin-bottom:36px;
  opacity:0;transform:translateY(10px);
}
.lb-gold{color:var(--gold3);font-weight:700}
.lb-sep{width:1px;height:12px;background:rgba(255,255,255,.15)}
.lb-dot{width:5px;height:5px;border-radius:50%;background:#4ade80;animation:bdot 2s infinite}
@keyframes bdot{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(74,222,128,.5)}70%{opacity:.7;box-shadow:0 0 0 5px transparent}}

/* 메인 타이틀 */
.hero-h1{
  font-size:clamp(3rem,6.5vw,6.8rem);
  font-weight:900;
  color:#fff;
  letter-spacing:-.06em;
  line-height:.95;
  margin-bottom:28px;
}
.h1w{display:block;overflow:hidden}
.h1i{display:block;transform:translateY(110%)}
.h1-gold{
  background:linear-gradient(90deg,var(--gold3),var(--gold2),var(--gold));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  background-size:200%;animation:gs 5s ease infinite;
}
@keyframes gs{0%,100%{background-position:0%}50%{background-position:100%}}
.h1-outline{
  color:transparent;
  -webkit-text-stroke:1.5px rgba(255,255,255,.2);
}

.hero-sub{
  font-size:1.02rem;font-weight:300;
  color:rgba(255,255,255,.52);line-height:1.88;
  max-width:640px;margin:0 auto 40px;
  opacity:0;transform:translateY(14px);
}

/* CTA 버튼 */
.hero-btns{
  display:flex;gap:14px;justify-content:center;
  margin-bottom:72px;
  opacity:0;transform:translateY(14px);
}
.btn-gold{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 32px;
  background:linear-gradient(135deg,var(--gold),var(--gold2));
  color:var(--navy);font-size:.9rem;font-weight:800;
  border-radius:6px;text-decoration:none;border:none;
  cursor:pointer;font-family:var(--f);letter-spacing:.06em;
  box-shadow:0 6px 28px rgba(194,148,40,.4);
  transition:all .28s;position:relative;overflow:hidden;
}
.btn-gold::before{content:'';position:absolute;inset:0;background:rgba(255,255,255,.15);transform:translateX(-100%);transition:transform .35s}
.btn-gold:hover::before{transform:translateX(100%)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 10px 36px rgba(194,148,40,.5)}
.btn-wh{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;background:transparent;
  color:rgba(255,255,255,.7);font-size:.88rem;font-weight:500;
  border-radius:6px;border:1px solid rgba(255,255,255,.18);
  text-decoration:none;cursor:pointer;font-family:var(--f);letter-spacing:.05em;transition:all .25s;
}
.btn-wh:hover{background:rgba(255,255,255,.09);color:#fff;border-color:rgba(255,255,255,.3)}

/* 연구 성과 카드 3개 — 히어로 하단 */
.hero-cards{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:0;
  border-top:1px solid rgba(255,255,255,.08);
  opacity:0;transform:translateY(14px);
}
.hcard{
  padding:32px 36px;
  border-right:1px solid rgba(255,255,255,.06);
  text-align:left;transition:background .28s;cursor:default;
  position:relative;
}
.hcard:last-child{border-right:none}
.hcard:hover{background:rgba(255,255,255,.03)}
.hcard::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--gold),rgba(194,148,40,.2));
  transform:scaleX(0);transform-origin:left;transition:transform .35s;
}
.hcard:hover::before{transform:scaleX(1)}
.hcard-num{
  font-size:2.6rem;font-weight:900;
  background:linear-gradient(135deg,#fff,rgba(255,255,255,.6));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  letter-spacing:-.06em;line-height:1;display:block;margin-bottom:6px;
}
.hcard-num .u{font-size:1.1rem;font-weight:700;-webkit-text-fill-color:var(--gold3);color:var(--gold3)}
.hcard-title{font-size:.78rem;font-weight:700;color:rgba(255,255,255,.55);margin-bottom:6px;letter-spacing:.04em}
.hcard-desc{font-size:.72rem;font-weight:300;color:rgba(255,255,255,.3);line-height:1.6}

/* 대시보드 이미지 영역 — 히어로 하단 */
.hero-dashboard{
  position:relative;z-index:2;
  max-width:1000px;margin:0 auto;
  padding:0 52px;
  margin-top:52px;
  opacity:0;transform:translateY(24px);
}
.dash-frame{
  border-radius:16px 16px 0 0;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.1);
  border-bottom:none;
  box-shadow:0 -8px 60px rgba(0,0,0,.3);
}
.dash-topbar{
  background:#1a2a5a;
  padding:12px 20px;
  display:flex;align-items:center;justify-content:space-between;
}
.dtb-dots{display:flex;gap:6px}
.dtb-dot{width:9px;height:9px;border-radius:50%}
.dtb-title{font-size:.6rem;font-weight:600;color:rgba(255,255,255,.35);letter-spacing:.14em;text-transform:uppercase}
.dtb-live{display:flex;align-items:center;gap:5px;font-size:.6rem;font-weight:700;color:#4ade80;letter-spacing:.1em}
.dtb-ld{width:5px;height:5px;border-radius:50%;background:#4ade80;animation:bdot 2s infinite}

.dash-body{
  background:var(--off);padding:20px;
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px;
}
/* 차트 카드 */
.db-card{
  background:var(--white);border-radius:10px;
  border:1.5px solid var(--border);padding:16px;
}
.db-card-hd{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.db-card-t{font-size:.6rem;font-weight:600;color:var(--dim);letter-spacing:.1em;text-transform:uppercase}
.db-card-v{font-size:.75rem;font-weight:800;color:var(--gold)}
.db-big{grid-column:span 2}

/* ══════════════════════════════
   연구소 소개 — ABOUT
══════════════════════════════ */
.s-about{
  padding:0;
  background:var(--white);
}
/* 상단 라인 */
.about-top-line{
  height:4px;
  background:linear-gradient(90deg,var(--navy),var(--gold),var(--navy2));
}
.about-intro{
  background:var(--white);
  padding:88px 0 72px;
  border-bottom:1px solid var(--border);
}
.ai-inner{
  max-width:1400px;margin:0 auto;padding:0 52px;
  display:grid;grid-template-columns:480px 1fr;gap:96px;align-items:start;
}
.ai-left{}
.sec-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.88rem;font-weight:700;color:var(--gold);
  letter-spacing:.22em;text-transform:uppercase;margin-bottom:16px;
}
.sec-label::before{content:'';width:18px;height:1.5px;background:var(--gold)}
.about-h2{
  font-size:clamp(1.9rem,3vw,2.8rem);
  font-weight:900;color:var(--navy);
  letter-spacing:-.05em;line-height:1.12;
  margin-bottom:20px;
}
.about-h2 .hl{color:var(--gold)}
.about-p{font-size:.95rem;font-weight:400;color:var(--sub);line-height:2.0;margin-bottom:14px}
.about-p strong{color:var(--text);font-weight:700}
.rpt-btn{
  display:inline-flex;align-items:center;gap:9px;
  margin-top:24px;padding:12px 24px;
  background:var(--navy);color:#fff;
  font-size:.8rem;font-weight:700;border-radius:6px;
  text-decoration:none;border:none;cursor:pointer;
  font-family:var(--f);letter-spacing:.06em;transition:all .25s;
}
.rpt-btn:hover{background:var(--gold);color:var(--navy);transform:translateY(-2px);box-shadow:0 6px 20px rgba(194,148,40,.3)}
.rpt-arr{transition:transform .25s}
.rpt-btn:hover .rpt-arr{transform:translateX(4px)}

.ai-right{}
/* 연구 성과 수치 - 연구소 스타일 */
.research-stats{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px;
}
.rst{
  background:var(--off);border-radius:12px;
  border:1.5px solid var(--border);padding:24px 22px;
  transition:all .3s;cursor:default;
}
.rst:hover{border-color:rgba(12,34,82,.2);box-shadow:0 6px 22px rgba(12,34,82,.08);transform:translateY(-2px)}
.rst-ico{font-size:1.3rem;margin-bottom:12px;display:block}
.rst-val{
  font-size:2rem;font-weight:900;color:var(--navy);
  letter-spacing:-.05em;line-height:1;display:block;margin-bottom:5px;
}
.rst-val .u{font-size:.9rem;font-weight:700;color:var(--gold)}
.rst-label{font-size:.7rem;font-weight:600;color:var(--sub);letter-spacing:.06em}

/* ITCO 약자 카드 */
.itco-card{
  border:1.5px solid var(--border);border-radius:12px;overflow:hidden;
}
.itco-hd{
  background:var(--navy);padding:14px 20px;
  display:flex;align-items:center;gap:8px;
}
.itco-hd-dot{width:7px;height:7px;border-radius:50%}
.itco-hd-txt{font-size:.6rem;font-weight:600;color:rgba(255,255,255,.35);letter-spacing:.14em;text-transform:uppercase;margin-left:auto}
.itco-row{
  display:flex;align-items:center;
  border-bottom:1px solid var(--border);
  transition:background .2s;
  transform:translateX(-14px);opacity:0;
}
.itco-row:last-child{border-bottom:none}
.itco-row:hover{background:rgba(12,34,82,.03)}
.ir-l{
  width:52px;height:56px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.2rem;font-weight:900;color:var(--gold);
  border-right:1px solid var(--border);
  background:rgba(12,34,82,.03);flex-shrink:0;
}
.ir-e{padding:0 18px;font-size:.9rem;font-weight:700;color:var(--navy);flex:1}
.ir-k{padding:0 14px;font-size:.73rem;font-weight:400;color:var(--dim)}

/* 연구 특징 — 가로 4열 */
.about-features{
  background:var(--navy);
}
.af-inner{
  max-width:1400px;margin:0 auto;
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:0;
}
.afeat{
  padding:48px 40px;border-right:1px solid rgba(255,255,255,.06);
  transition:background .28s;cursor:default;position:relative;overflow:hidden;
}
.afeat:last-child{border-right:none}
.afeat:hover{background:rgba(255,255,255,.04)}
.afeat-num{
  font-size:3.5rem;font-weight:900;
 color: rgb(255 255 255 / 24%);letter-spacing:-.08em;line-height:1;
  margin-bottom:4px;display:block;
}
.afeat-ico{font-size:1.4rem;margin-bottom:14px;display:block}
.afeat-title{font-size:.9rem;font-weight:800;color:#fff;margin-bottom:9px}
.afeat-desc{font-size:.77rem;font-weight:300;color:rgba(255,255,255,.42);line-height:1.82}

/* ══════════════════════════════
   TIMELINE — 연구연혁
══════════════════════════════ */
.s-tl{
  padding:100px 0;
  background:var(--off);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.tl-inner{max-width:1400px;margin:0 auto;padding:0 52px}
.tl-head{
  display:grid;grid-template-columns:1fr 1fr;
  gap:80px;align-items:end;margin-bottom:72px;
}
.th-r{font-size:.9rem;font-weight:300;color:var(--sub);line-height:1.9;padding-bottom:4px}

/* 3단 카드 */
.tl-cols{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:0;
  position:relative;
}
/* 상단 수평선 */
.tl-cols::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--navy),rgba(12,34,82,.15));
  z-index:0;
}
.tlc{
  padding:44px 40px 52px 0;
  position:relative;z-index:1;
}
.tlc:nth-child(2){padding:44px 40px 52px}
.tlc:last-child{padding:44px 0 52px 40px;border-left:1px solid var(--border)}
.tlc:nth-child(2){border-left:1px solid var(--border);border-right:1px solid var(--border)}
/* 상단 노드 */
.tlc-dot{
  position:absolute;top:-10px;left:0;
  width:20px;height:20px;border-radius:50%;
  background:var(--white);border:3px solid var(--navy);
  box-shadow:0 0 0 4px var(--off);
  transition:all .3s;
}
.tlc:nth-child(2) .tlc-dot{left:40px}
.tlc:last-child .tlc-dot{left:40px}
.tlc:hover .tlc-dot{background:var(--gold);border-color:var(--gold);box-shadow:0 0 0 5px rgba(194,148,40,.15)}
.tlc-year-badge{
  display:inline-flex;align-items:center;
  background:var(--navy);color:var(--gold3);
  font-size:.88rem;font-weight:800;letter-spacing:.16em;
  padding:5px 14px;border-radius:100px;
  margin-bottom:20px;
}
.tlc-bar{width:20px;height:2px;background:var(--gold);border-radius:1px;margin-bottom:14px;opacity:.8}
.tlc-h{font-size:.98rem;font-weight:800;color:var(--navy);line-height:1.45;margin-bottom:12px;letter-spacing:-.01em}
.tlc-p{font-size:.81rem;font-weight:400;color:var(--sub);line-height:1.9}

/* ══════════════════════════════
   FAQ
══════════════════════════════ */
.s-faq{
  padding:100px 0;
  background:var(--white);
}
.faq-inner{max-width:1400px;margin:0 auto;padding:0 52px}
.faq-layout{
  display:grid;grid-template-columns:360px 1fr;
  gap:88px;align-items:start;margin-top:56px;
}
.faq-sticky{position:sticky;top:80px}
.faq-sticky-desc{font-size:.9rem;font-weight:300;color:var(--sub);line-height:1.9;margin-top:14px;margin-bottom:28px}
.faq-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border:1.5px solid var(--navy);
  color:var(--navy);font-size:.8rem;font-weight:700;
  border-radius:6px;text-decoration:none;transition:all .25s;
}
.faq-link:hover{background:var(--navy);color:#fff}

.faq-list{display:flex;flex-direction:column;gap:0}
.fq{
  border-bottom:1px solid var(--border);
  transform:translateY(14px);opacity:0;
}
.fq:first-child{border-top:1px solid var(--border)}
.fq-btn{
  width:100%;background:none;border:none;font-family:var(--f);
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 0;cursor:pointer;text-align:left;gap:14px;
  transition:color .2s;
}
.fq-btn:hover .fq-qt{color:var(--navy)}
.fq-qt{font-size:.93rem;font-weight:600;color:var(--text);line-height:1.55;letter-spacing:-.01em;transition:color .2s}
.fq-ic{
  width:28px;height:28px;border-radius:50%;flex-shrink:0;
  border:1.5px solid var(--border);background:var(--off);
  display:flex;align-items:center;justify-content:center;
  font-size:.65rem;font-weight:700;color:var(--sub);
  transition:all .32s cubic-bezier(.34,1.56,.64,1);
}
.fq.open .fq-ic{background:var(--navy);border-color:var(--navy);color:#fff;transform:rotate(45deg)}
.fq-body{max-height:0;overflow:hidden;transition:max-height .45s cubic-bezier(.16,1,.3,1)}
.fq-a{
  padding-bottom:0;
  font-size:.87rem;font-weight:400;color:var(--sub);line-height:1.95;
  transition:padding .3s;
}
.fq.open .fq-body{max-height:260px}
.fq.open .fq-a{padding-bottom:22px}

/* ══════════════════════════════
   CONTACT
══════════════════════════════ */
.s-contact{
  background:var(--navy);
  position:relative;overflow:hidden;
}
.s-contact::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:60px 60px;pointer-events:none;
}
/* 골드 라인 */
.s-contact::after{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--gold),var(--gold2),var(--gold3),var(--gold2),var(--gold));
}
.contact-wrap{
  max-width:1400px;margin:0 auto;padding:100px 52px;
  display:grid;grid-template-columns:1fr 500px;
  gap:80px;align-items:center;position:relative;z-index:1;
}
.ct-l{}
.ct-ey{
  display:flex;align-items:center;gap:8px;
  font-size:.88rem;font-weight:700;color:rgba(194,148,40,.8);
  letter-spacing:.22em;text-transform:uppercase;margin-bottom:16px;
}
.ct-ey::before{content:'';width:16px;height:1.5px;background:var(--gold)}
.ct-h2{
  font-size:clamp(2.2rem,3.8vw,3.6rem);
  font-weight:900;color:#fff;letter-spacing:-.05em;line-height:1.08;margin-bottom:18px;
}
.ct-h2 .hl{
  background:linear-gradient(90deg,var(--gold3),var(--gold2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.ct-p{font-size:.9rem;font-weight:300;color:rgba(255,255,255,.48);line-height:1.9;max-width:400px;margin-bottom:48px}
.ct-checks{display:flex;flex-direction:column;gap:0}
.ctc{
  display:flex;align-items:center;gap:14px;
  padding:16px 0;border-bottom:1px solid rgba(255,255,255,.06);
  transform:translateX(-14px);opacity:0;
}
.ctc:first-child{border-top:1px solid rgba(255,255,255,.06)}
.ctc-ico{
  width:36px;height:36px;border-radius:8px;
  background:rgba(194,148,40,.1);border:1px solid rgba(194,148,40,.2);
  display:flex;align-items:center;justify-content:center;font-size:.88rem;flex-shrink:0;
}
.ctc-t{font-size:.83rem;font-weight:700;color:rgba(255,255,255,.85)}
.ctc-d{font-size:.72rem;font-weight:300;color:rgba(255,255,255,.36);margin-top:2px}

/* 폼 */
.form-panel{
  background:var(--white);border-radius:18px;
  padding:42px 38px;
  box-shadow:0 24px 72px rgba(0,0,0,.28);
  transform:translateY(22px);opacity:0;
}
.fp-head{border-bottom:1px solid var(--border);padding-bottom:20px;margin-bottom:26px}
.fp-title{font-size:1.02rem;font-weight:900;color:var(--navy);letter-spacing:-.02em}
.fp-sub{font-size:.72rem;font-weight:400;color:var(--dim);margin-top:5px}
.field{margin-bottom:15px}
.fl{font-size:.59rem;font-weight:700;color:var(--gold);letter-spacing:.2em;text-transform:uppercase;display:block;margin-bottom:7px}
.fi{
  width:100%;background:var(--off);
  border:1.5px solid var(--border);border-radius:8px;
  padding:12px 14px;font-family:var(--f);
  font-size:.9rem;font-weight:400;color:var(--text);
  letter-spacing:.01em;outline:none;
  transition:border-color .25s,box-shadow .25s,background .25s;
}
.fi:focus{border-color:var(--navy);background:#fff;box-shadow:0 0 0 3px rgba(12,34,82,.08)}
.fi::placeholder{color:rgba(0,0,0,.2);font-size:.84rem}
.prv{
  background:rgba(12,34,82,.04);border:1.5px solid rgba(12,34,82,.1);
  border-left:3px solid var(--navy);border-radius:8px;padding:14px 16px;margin:16px 0;
}
.prv-t{font-size:.59rem;font-weight:700;color:var(--navy);letter-spacing:.18em;text-transform:uppercase;margin-bottom:7px}
.prv-p{font-size:.7rem;font-weight:400;color:var(--sub);line-height:1.82;margin-bottom:10px}
.prv-r{display:flex;align-items:center;gap:8px;cursor:pointer}
.prv-r input{
  appearance:none;-webkit-appearance:none;
  width:15px;height:15px;border-radius:3px;
  border:1.5px solid var(--border);background:#fff;
  cursor:pointer;flex-shrink:0;position:relative;transition:all .2s;
}
.prv-r input:checked{background:var(--navy);border-color:var(--navy)}
.prv-r input:checked::after{content:'';position:absolute;top:2px;left:4px;width:4px;height:7px;border-right:1.5px solid #fff;border-bottom:1.5px solid #fff;transform:rotate(45deg)}
.prv-r span{font-size:.75rem;font-weight:600;color:var(--text)}
.sub-btn{
  width:100%;padding:15px;
  background:linear-gradient(135deg,var(--navy),var(--navy2));
  border:none;color:#fff;font-family:var(--f);
  font-size:.86rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  border-radius:8px;cursor:pointer;
  box-shadow:0 6px 22px rgba(12,34,82,.22);
  transition:all .28s;position:relative;overflow:hidden;
}
.sub-btn::after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:2.5px;
  background:linear-gradient(90deg,var(--gold),var(--gold2),var(--gold3));
}
.sub-btn:hover{background:linear-gradient(135deg,var(--navy2),var(--navy3));transform:translateY(-2px);box-shadow:0 10px 30px rgba(12,34,82,.3)}

/* ── FOOTER ── */
footer{background:var(--navy);border-top:1px solid rgba(255,255,255,.06);padding:24px 52px}
.ft{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}
.ft-logo{
  font-size:.9rem;font-weight:900;letter-spacing:.14em;
  background:linear-gradient(135deg,var(--gold3),var(--gold2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.ft-name{font-size:.72rem;font-weight:500;color:rgba(255,255,255,.3);margin-left:8px;letter-spacing:.06em}
.ft-c{font-size:.6rem;font-weight:300;color:rgba(255,255,255,.2);letter-spacing:.1em}

/* ── REVEAL ── */
.rv{opacity:0;transform:translateY(22px);transition:opacity .85s ease,transform .85s cubic-bezier(.16,1,.3,1)}
.rv.on{opacity:1;transform:none}
.rv-l{opacity:0;transform:translateX(-22px);transition:opacity .85s ease,transform .85s cubic-bezier(.16,1,.3,1)}
.rv-l.on{opacity:1;transform:none}
.rv-r{opacity:0;transform:translateX(22px);transition:opacity .85s ease,transform .85s cubic-bezier(.16,1,.3,1)}
.rv-r.on{opacity:1;transform:none}

/* ── RESPONSIVE ── */
@media(max-width:1200px){
  .hd{padding:0 28px}
  .hero-inner{padding:72px 28px 0}
  .hero-dashboard{padding:0 28px}
  .about-top-line{display:none}
  .ai-inner{grid-template-columns:1fr;gap:48px;padding:0 28px}
  .about-intro{padding:64px 0 52px}
  .af-inner{grid-template-columns:1fr 1fr}
  .tl-inner{padding:0 28px}
  .tl-head{grid-template-columns:1fr;gap:16px}
  .tl-cols{grid-template-columns:1fr;gap:0}
  .tl-cols::before{display:none}
  .tlc,.tlc:nth-child(2),.tlc:last-child{padding:36px 0;border-left:none;border-top:2px solid var(--navy);margin-top:0}
  .tlc-dot,.tlc:nth-child(2) .tlc-dot,.tlc:last-child .tlc-dot{top:-10px;left:0}
  .faq-inner{padding:0 28px}
  .faq-layout{grid-template-columns:1fr;gap:40px}
  .faq-sticky{position:static}
  .contact-wrap{grid-template-columns:1fr;padding:64px 28px;gap:52px}
  .hero-cards{grid-template-columns:1fr 1fr}
  .hcard:nth-child(3){display:none}
  .research-stats{grid-template-columns:1fr 1fr}
  footer{padding:24px 28px}
  .dash-body{grid-template-columns:1fr 1fr}
  .db-big{grid-column:span 2}
}
@media(max-width:640px){
  nav a:not(.nav-cta){display:none}
  .hero-h1{font-size:2.8rem}
  .hero-cards{grid-template-columns:1fr 1fr}
  .af-inner{grid-template-columns:1fr}
  .ft{flex-direction:column;gap:10px;text-align:center}
}

/* ══ About — 이미지 좌측 ══ */
.ai-inner {
  grid-template-columns: 1fr 1fr !important;
}
.about-img-wrap {
  width: 100%;
  height: 100%;
  min-height: 420px;
  border-radius: 14px;
  overflow: hidden;
  position: relative;
}
.about-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 14px;
  transition: transform .45s ease;
}
.about-img-wrap:hover img {
  transform: scale(1.03);
}
@media(max-width:1200px){
  .ai-inner { grid-template-columns: 1fr !important; }
  .about-img-wrap { min-height: 260px; }
}

/* ══ 히어로 카드 — 크게 ══ */
.hero-cards {
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:0;
  border-top:1px solid rgba(255,255,255,.1);
}
.hcard {
  padding:44px 48px;
  border-right:1px solid rgba(255,255,255,.08);
  text-align:left;
}
.hcard:last-child{border-right:none}
.hcard-num {
  font-size:4rem;font-weight:900;
  background:linear-gradient(135deg,#fff,rgba(255,255,255,.75));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  letter-spacing:-.06em;line-height:1;display:block;margin-bottom:12px;
}
.hcard-num .u{font-size:1.6rem;font-weight:700;-webkit-text-fill-color:var(--gold3);color:var(--gold3)}
.hcard-title{font-size:1rem;font-weight:700;color:rgba(255,255,255,.7);margin-bottom:8px;letter-spacing:.02em}
.hcard-desc{font-size:.85rem;font-weight:300;color:rgba(255,255,255,.38);line-height:1.7}

/* ══ 라이징 라인 차트 ══ */
.hero-chart {
  position:relative;
  width:100%;
  margin-top:0;
  padding-bottom:0;
}
.hero-chart-svg {
  width:100%;
  height:160px;
  display:block;
}
.hero-chart-label {
  position:absolute;
  bottom:18px; left:52px;
  display:flex;align-items:center;gap:7px;
  font-size:.68rem;font-weight:600;
  color:rgba(255,255,255,.3);
  letter-spacing:.1em;text-transform:uppercase;
  font-family:'Pretendard',sans-serif;
}
.hcl-dot {
  width:6px;height:6px;border-radius:50%;
  background:#efc04e;
  animation:bdot 2.2s infinite;
  display:inline-block;flex-shrink:0;
}