/* ═══════════════════════════════════════
   MIT Marine Info Tech — style.css
   Google Fonts loaded in each HTML head
═══════════════════════════════════════ */

/* ── RESET ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

/* ── TOKENS ── */
:root {
  --bg:      #f0f5f9;
  --bg2:     #e2ecf4;
  --bg3:     #d0dfe9;
  --white:   #ffffff;
  --navy:    #0d2b45;
  --navy2:   #1a3f60;
  --navy3:   #235070;
  --blue:    #1a7abf;
  --blue2:   #2290d9;
  --teal:    #0ea5c4;
  --teal-l:  rgba(14,165,196,.18);
  --teal-ll: rgba(14,165,196,.07);
  --gold:    #b8860b;
  --gold-l:  rgba(184,134,11,.13);
  --tx1:     #0d1f2d;
  --tx2:     #1e3a50;
  --tx3:     #3a5a72;
  --tx4:     #6b8fa8;
  --txw:     #ffffff;
  --shadow:  0 2px 16px rgba(13,43,69,.10);
  --shadow2: 0 4px 28px rgba(13,43,69,.14);
  --radius:  4px;

  /* v2 — 모던 섹션용 토큰 (기존 값은 유지) */
  --r-sm:  10px;
  --r-md:  14px;
  --r-lg:  20px;
  --r-xl:  28px;
  --line:  rgba(13,43,69,.09);
  --line2: rgba(13,43,69,.15);
  --sh1: 0 1px 2px rgba(13,43,69,.05), 0 2px 10px rgba(13,43,69,.05);
  --sh2: 0 2px 6px rgba(13,43,69,.06), 0 10px 28px rgba(13,43,69,.09);
  --sh3: 0 4px 10px rgba(13,43,69,.07), 0 22px 54px rgba(13,43,69,.14);
  --ease: cubic-bezier(.2,.7,.3,1);
  --fd: 'Barlow Condensed', sans-serif;
  --fb: 'Noto Sans KR', sans-serif;
  --fm: 'DM Mono', 'Noto Sans KR', monospace;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--fb);
  background: var(--bg);
  color: var(--tx1);
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
  min-height: 100vh;
}

/* ═══════════════════
   NAV
═══════════════════ */
nav {
  position: sticky; top: 0; z-index: 200;
  height: 68px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 52px;
  background: var(--navy);
  box-shadow: 0 2px 12px rgba(0,0,0,.25);
}
.nav-logo {
  display: flex; align-items: center;
  cursor: pointer; text-decoration: none;
}
.logo-emblem {
  height: 55px;
  background: rgba(255, 255, 255, 0.92); /* 흰 배경 */
  border-radius: 6px;
  padding: 4px;
  display: flex; align-items: center; justify-content: center;
}
.logo-emblem img {
  width: 100%; height: 50px;
  object-fit: contain;
}
/* 모바일에서만 노출되는 텍스트 로고 */
.nav-wordmark { display: none; }




.nav-menu { display: flex; gap: 2px; list-style: none; align-items: center; }
.nav-item { position: relative; }
.nav-link {
  display: flex; align-items: center; gap: 5px;
  font-family: var(--fb); font-size: 14px; font-weight: 500;
  letter-spacing: .02em; color: rgba(255,255,255,.8);
  cursor: pointer; padding: 8px 14px; border-radius: var(--radius);
  transition: color .2s, background .2s;
  white-space: nowrap; border: none; background: none;
  text-decoration: none;
}
.nav-link:hover, .nav-link.active {
  color: #fff; background: rgba(255,255,255,.12);
}
.nav-link svg { width: 11px; height: 11px; transition: transform .25s; opacity: .7; }
.nav-item:hover .nav-link svg { transform: rotate(180deg); }

/* Dropdown */
.dropdown {
  position: absolute; top: calc(100% + 6px); left: 0;
  background: var(--white);
  border: 1px solid var(--bg3);
  border-radius: var(--radius);
  box-shadow: var(--shadow2);
  min-width: 220px;
  opacity: 0; visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .2s, transform .2s, visibility .2s;
  z-index: 300; overflow: hidden;
}
.nav-item:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dd-item {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 18px; cursor: pointer;
  transition: background .15s; background: none;
  text-decoration: none;
}
.dd-item:hover { background: var(--teal-ll); }
.dd-item + .dd-item { border-top: 1px solid var(--bg2); }
.dd-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); flex-shrink: 0; }
.dd-name { font-size: 14px; font-weight: 700; color: var(--tx1); display: block; }
.dd-sub { font-size: 11px; color: var(--tx4); margin-top: 1px; font-family: var(--fm); }

.nav-cta {
  font-family: var(--fb); font-size: 14px; font-weight: 700;
  color: var(--navy); background: #fff;
  border: none; padding: 9px 20px; border-radius: var(--radius);
  cursor: pointer; transition: all .2s; white-space: nowrap;
}
.nav-cta:hover { background: var(--teal); color: #fff; }

/* 데스크톱 — 패널 래퍼는 레이아웃에서 투명 처리 */
.nav-panel { display: contents; }
.nav-toggle { display: none; }

/* ── 모바일 NAV (햄버거) ── */
@media (max-width: 860px) {
  .logo-emblem { height: 42px; padding: 2px; }
  .logo-emblem img { height: 38px; }
  /* 엠블럼만 덩그러니 놓이지 않도록 텍스트 로고를 붙여 균형 */
  .nav-wordmark {
    display: block; margin-left: 11px;
    font-family: var(--fd); font-size: 16px; font-weight: 800;
    letter-spacing: .1em; line-height: 1.1; color: #fff;
  }

  .nav-toggle {
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    gap: 5px; width: 42px; height: 42px; padding: 0; margin-right: -8px;
    background: none; border: none; cursor: pointer;
  }
  .nav-toggle span {
    width: 22px; height: 2px; border-radius: 2px; background: #fff;
    transition: transform .25s, opacity .18s;
  }
  nav.open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  nav.open .nav-toggle span:nth-child(2) { opacity: 0; }
  nav.open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* 펼침 패널 — nav 아래로 */
  .nav-panel {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--navy); padding: 10px 18px 18px;
    border-top: 1px solid rgba(255,255,255,.12);
    box-shadow: 0 14px 28px rgba(0,0,0,.35);
    max-height: calc(100vh - 68px); overflow-y: auto;
  }
  nav.open .nav-panel { display: block; animation: navPanelIn .22s ease; }
  @keyframes navPanelIn {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  .nav-menu { flex-direction: column; align-items: stretch; gap: 2px; }
  .nav-item { width: 100%; }
  .nav-link {
    width: 100%; justify-content: flex-start;
    font-size: 15px; padding: 13px 12px;
  }
  .nav-item:hover .nav-link svg { transform: none; }

  /* 솔루션 하위 메뉴 — 모바일에서는 항상 펼침 */
  .dropdown {
    position: static; opacity: 1; visibility: visible; transform: none;
    background: none; border: none; box-shadow: none; min-width: 0;
    margin: 2px 0 8px 12px; padding-left: 10px;
    border-left: 2px solid rgba(255,255,255,.16);
    transition: none;
  }
  .dd-item { padding: 11px 10px; border-radius: var(--radius); }
  .dd-item:hover { background: rgba(255,255,255,.08); }
  .dd-item + .dd-item { border-top-color: rgba(255,255,255,.08); }
  .dd-name { color: #fff; }
  .dd-sub  { color: rgba(255,255,255,.5); }

  /* 원격지원 — 폰에서는 쓰지 않는 기능이라 숨김 */
  .nav-cta { display: none; }
}

/* ═══════════════════
   BUTTONS
═══════════════════ */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--navy); color: #fff;
  font-family: var(--fb); font-size: 15px; font-weight: 700;
  padding: 13px 30px; border: none; border-radius: var(--radius);
  cursor: pointer; transition: all .2s; text-decoration: none;
}
.btn-primary:hover { background: var(--navy2); transform: translateY(-1px); box-shadow: var(--shadow); }

.btn-blue {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--blue); color: #fff;
  font-family: var(--fb); font-size: 15px; font-weight: 700;
  padding: 13px 30px; border: none; border-radius: var(--radius);
  cursor: pointer; transition: all .2s; text-decoration: none;
}
.btn-blue:hover { background: var(--blue2); transform: translateY(-1px); }

.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; color: var(--navy);
  font-family: var(--fb); font-size: 15px; font-weight: 700;
  padding: 12px 28px; border: 2px solid var(--navy);
  border-radius: var(--radius); cursor: pointer; transition: all .2s;
  text-decoration: none;
}
.btn-outline:hover { background: var(--navy); color: #fff; }

.btn-outline-w {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.1); color: #fff;
  font-family: var(--fb); font-size: 15px; font-weight: 700;
  padding: 12px 28px; border: 2px solid rgba(255,255,255,.4);
  border-radius: var(--radius); cursor: pointer; transition: all .2s;
  text-decoration: none;
}
.btn-outline-w:hover { background: rgba(255,255,255,.2); }

.btn-gold {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--gold);
  font-family: var(--fm); font-size: 11px; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase;
  padding: 9px 18px; border: 1.5px solid var(--gold);
  border-radius: var(--radius); cursor: pointer; transition: all .2s;
}
.btn-gold:hover { background: var(--gold-l); }

/* ═══════════════════
   SECTION HELPERS
═══════════════════ */
.label {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--fm); font-size: 11px; font-weight: 500;
  letter-spacing: .22em; color: var(--blue); text-transform: uppercase;
  margin-bottom: 10px;
}
.label::before { content: ''; width: 20px; height: 2px; background: var(--blue); }
.label-w { color: var(--teal); }
.label-w::before { background: var(--teal); }

.sec-h {
  font-family: var(--fd);
  font-size: clamp(30px, 3.8vw, 48px);
  font-weight: 800; line-height: 1; letter-spacing: .03em;
  color: var(--tx1); margin-bottom: 14px;
}
.sec-h-w { color: #fff; }
.sec-sub { font-size: 16px; color: var(--tx3); line-height: 1.7; margin-bottom: 36px; }
.sec-sub-w { color: rgba(255,255,255,.7); }

/* Sol back button */
.sol-back {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--fb); font-size: 14px; font-weight: 500;
  color: rgba(255,255,255,.65); cursor: pointer;
  background: none; border: none; margin-bottom: 24px;
  transition: color .2s; text-decoration: none;
}
.sol-back:hover { color: #fff; }

/* ═══════════════════
   HOME HERO
═══════════════════ */
.hero {
  position: relative; overflow: hidden;
  min-height: calc(100vh - 68px);
  display: flex; align-items: center;
  padding: 0 52px 0 52px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy2) 50%, #1e5080 100%);
}
.hero-pattern {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-glow {
  position: absolute; pointer-events: none;
  right: -80px; top: 50%; transform: translateY(-50%);
  width: 700px; height: 700px; border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,196,.14) 0%, transparent 65%);
}
.hero-glow2 {
  position: absolute; pointer-events: none;
  right: 200px; bottom: -200px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(26,122,191,.1) 0%, transparent 65%);
}
.hero-ship {
  position: absolute; right: 52px; bottom: 60px; z-index: 2;
  animation: shipFloat 7s ease-in-out infinite;
}
@keyframes shipFloat { 0%,100%{transform:translateY(0);} 50%{transform:translateY(-14px);} }

/* ── WAVE FIX: full 100vw ── */
.hero-wave {
  position: absolute; bottom: 0; left: 0;
  width: 100%; min-width: 100%;
  display: block; line-height: 0;
}
.hero-wave svg {
  display: block;
  width: 100%; height: auto;
  min-width: 100%;
}

.hero-content { position: relative; z-index: 3; max-width: 660px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(14,165,196,.2); border: 1px solid rgba(14,165,196,.4);
  padding: 6px 14px; border-radius: 20px; margin-bottom: 24px;
  font-family: var(--fm); font-size: 11px; letter-spacing: .15em;
  color: rgba(255,255,255,.9); text-transform: uppercase;
}
.hero-tag::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%;
  background: var(--teal); animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:.4;} }

.hero-h1 {
  font-family: var(--fd);
  font-size: clamp(52px, 6.5vw, 88px);
  font-weight: 800; line-height: .95; letter-spacing: .03em;
  color: #fff; margin-bottom: 22px;
}
.hero-h1 .c  { color: var(--teal); }
.hero-h1 .sm {
  font-size: clamp(26px, 3.2vw, 42px); display: block;
  font-weight: 600; color: rgba(255,255,255,.7); margin-bottom: 6px;
}
.hero-p {
  font-size: 18px; line-height: 1.75; color: rgba(255,255,255,.85);
  font-weight: 400; max-width: 520px; margin-bottom: 40px;
}
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-stats {
  position: absolute; right: 52px; top: 50%; transform: translateY(-60%);
  z-index: 3;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius);
}
.hst { padding: 18px 28px; text-align: center; }
.hst + .hst { border-top: 1px solid rgba(255,255,255,.1); }
.hst-n { font-family: var(--fd); font-size: 38px; font-weight: 800; color: #fff; line-height: 1; }
.hst-n span { color: var(--teal); }
.hst-l { font-size: 12px; color: rgba(255,255,255,.6); margin-top: 3px; }

/* ═══════════════════
   PRODUCTS SECTION
═══════════════════ */
.products-section { padding: 80px 52px; background: var(--white); }
.section-header { margin-bottom: 48px; }

.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.prod-card {
  background: var(--white); border: 1.5px solid var(--bg3);
  border-radius: 6px; padding: 36px 30px 52px;
  position: relative; overflow: hidden;
  cursor: pointer; transition: border-color .25s, box-shadow .25s, transform .2s;
  text-decoration: none; display: block; color: inherit;
}
.prod-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--blue));
  transform: scaleX(0); transition: transform .35s; transform-origin: left;
}
.prod-card:hover { border-color: var(--blue); box-shadow: var(--shadow2); transform: translateY(-3px); }
.prod-card:hover::before { transform: scaleX(1); }

.pc-num { font-family: var(--fm); font-size: 11px; color: var(--tx4); letter-spacing: .15em; margin-bottom: 20px; }
.pc-icon {
  width: 54px; height: 54px; border-radius: 12px;
  background: linear-gradient(135deg, var(--teal-ll), rgba(26,122,191,.1));
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px;
}
.pc-icon svg { width: 28px; height: 28px; color: var(--blue); }
.pc-type {
  display: inline-block; font-family: var(--fm); font-size: 11px;
  font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  background: var(--teal-ll); color: var(--teal);
  padding: 3px 10px; border-radius: 20px; margin-bottom: 12px;
}
.pc-type-gold { background: var(--gold-l); color: var(--gold); }
.pc-name { font-family: var(--fd); font-size: 28px; font-weight: 800; letter-spacing: .04em; color: var(--tx1); margin-bottom: 6px; }
.pc-sub { font-family: var(--fm); font-size: 10px; letter-spacing: .12em; color: var(--blue); text-transform: uppercase; margin-bottom: 14px; }
.pc-desc { font-size: 14px; color: var(--tx3); line-height: 1.7; margin-bottom: 14px; }
.pc-badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; color: var(--tx2); }
.pc-badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--teal); }
.pc-badge-gold { color: var(--gold); }
.pc-badge-gold::before { background: var(--gold); }
.pc-arrow {
  position: absolute; bottom: 24px; right: 24px;
  font-size: 13px; font-weight: 700; color: var(--blue);
  display: flex; align-items: center; gap: 5px; transition: gap .2s;
}
.prod-card:hover .pc-arrow { gap: 10px; }

.dl-strip {
  display: grid; grid-template-columns: repeat(3, 1fr);
  background: var(--bg2); border: 1px solid var(--bg3);
  border-radius: var(--radius); overflow: hidden; margin-top: 14px;
}
.dl-item {
  background: var(--bg); padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 10px 12px;
}
.dl-item + .dl-item { border-left: 1px solid var(--bg3); }
/* 폭이 좁아지면 라벨은 윗줄, 버튼은 아랫줄로 */
.dl-lbl { font-size: 13px; color: var(--tx3); font-weight: 500; white-space: nowrap; }
.dl-item .btn-gold { flex: 0 0 auto; }

/* ═══════════════════
   IT SERVICE (HOME)
═══════════════════ */
.it-section { padding: 80px 52px; background: var(--bg); }
.it-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; margin-top: 44px; }
.it-card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.itc {
  background: var(--white); border: 1.5px solid var(--bg3);
  border-radius: 6px; padding: 24px 20px;
  cursor: pointer; transition: border-color .2s, box-shadow .2s;
  text-decoration: none; display: block; color: inherit;
}
.itc:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.itc svg { width: 28px; height: 28px; color: var(--blue); margin-bottom: 12px; display: block; }
.itc-name { font-size: 15px; font-weight: 700; color: var(--tx1); margin-bottom: 6px; }
.itc-desc { font-size: 13px; color: var(--tx3); line-height: 1.6; }

.it-pts { list-style: none; display: flex; flex-direction: column; gap: 18px; margin: 24px 0; }
.it-pt { display: flex; gap: 14px; align-items: flex-start; }
.it-pt-n {
  width: 28px; height: 28px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--fm); font-size: 11px; color: #fff;
  flex-shrink: 0; margin-top: 2px;
}
.it-pt-c h4 { font-size: 15px; font-weight: 700; color: var(--tx1); margin-bottom: 4px; }
.it-pt-c p  { font-size: 14px; color: var(--tx3); line-height: 1.6; }

.hours-box {
  background: var(--white); border: 1.5px solid var(--bg3);
  border-left: 4px solid var(--blue); border-radius: var(--radius);
  padding: 18px 20px; display: flex; align-items: flex-start; gap: 12px;
}
.hours-box svg { color: var(--blue); flex-shrink: 0; margin-top: 1px; }
.hours-text { font-size: 14px; color: var(--tx2); line-height: 1.75; }
.hours-text strong { color: var(--tx1); font-weight: 700; }

/* ═══════════════════
   NAS SECTION
═══════════════════ */
.nas-section { padding: 72px 52px; background: var(--navy); }
.nas-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 36px; }
.nas-card {
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12);
  border-radius: 6px; padding: 28px 22px; transition: background .25s;
}
.nas-card:hover { background: rgba(255,255,255,.12); }
.nas-card svg { width: 30px; height: 30px; color: var(--teal); margin-bottom: 14px; display: block; }
.nas-name { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.nas-desc { font-size: 13px; color: rgba(255,255,255,.65); line-height: 1.65; }

/* ═══════════════════
   CONTACT SECTION
═══════════════════ */
.contact-section { padding: 80px 52px; background: var(--white); }
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; margin-top: 44px; }
.ci-row { display: flex; gap: 16px; align-items: flex-start; padding: 20px 0; border-bottom: 1px solid var(--bg2); }
.ci-row:last-child { border-bottom: none; }
.ci-icon { width: 44px; height: 44px; border-radius: 10px; background: var(--teal-ll); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.ci-icon svg { width: 22px; height: 22px; color: var(--blue); }
.ci-lbl { font-family: var(--fm); font-size: 11px; font-weight: 700; letter-spacing: .12em; color: var(--tx4); text-transform: uppercase; margin-bottom: 5px; }
.ci-val { font-size: 18px; font-weight: 700; color: var(--tx1); line-height: 1.3; }
.ci-sub { font-size: 13px; color: var(--tx4); margin-top: 2px; }

.biz-card { background: var(--bg); border: 1.5px solid var(--bg3); border-radius: 6px; padding: 28px 24px; }
.biz-hdr { font-size: 16px; font-weight: 700; color: var(--tx1); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--bg3); }
.biz-row { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; padding: 10px 0; border-bottom: 1px solid var(--bg2); }
.biz-row:last-child { border-bottom: none; }
.biz-k { color: var(--tx4); font-weight: 400; flex-shrink: 0; width: 120px; }
.biz-v { color: var(--tx1); text-align: right; font-weight: 600; }

.map-section { padding: 64px 52px; background: var(--bg); }
.map-frame {
  margin-top: 36px; border: 1.5px solid var(--bg3);
  border-radius: 6px; overflow: hidden; line-height: 0;
}
.map-frame iframe { display: block; width: 100%; height: 460px; border: 0; }

/* ═══════════════════
   FOOTER
═══════════════════ */
footer {
  padding: 28px 52px; background: var(--navy);
  display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap; gap: 12px;
}
.fn { font-family: var(--fd); font-size: 16px; font-weight: 800; letter-spacing: .12em; color: #fff; }
.fs { font-family: var(--fm); font-size: 9px; letter-spacing: .16em; color: rgba(255,255,255,.45); margin-top: 3px; text-transform: uppercase; }
.footer-copy { font-size: 12px; color: rgba(255,255,255,.45); line-height: 1.7; text-align: right; }

/* ═══════════════════
   SOL PAGE HERO
═══════════════════ */
.sol-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy2) 60%, #1e5080 100%);
  padding: 60px 52px 52px; position: relative; overflow: hidden;
}
.sol-hero-pattern {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 50px 50px;
}
.sol-hero-glow {
  position: absolute; right: -100px; top: -100px; pointer-events: none;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,196,.12) 0%, transparent 65%);
}
.sh-inner {
  display: grid; grid-template-columns: 1.2fr 1fr;
  gap: 52px; align-items: center; position: relative; z-index: 2;
}
.sh-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(14,165,196,.2); border: 1px solid rgba(14,165,196,.4);
  padding: 5px 14px; border-radius: 20px; margin-bottom: 18px;
}
.sh-badge span { font-family: var(--fm); font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.95); }
.sh-badge-gold { background: rgba(184,134,11,.2); border-color: rgba(184,134,11,.4); }
.sh-badge-gold span { color: #f0c060; }

.sh-h1 { font-family: var(--fd); font-size: clamp(52px,6vw,80px); font-weight: 800; letter-spacing: .04em; line-height: .95; color: #fff; margin-bottom: 16px; }
.sh-tagline { font-size: 17px; line-height: 1.7; color: rgba(255,255,255,.8); font-weight: 400; margin-bottom: 24px; }
.sh-tagline-bold { font-size: 17px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.sh-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.sh-tag { font-size: 13px; font-weight: 500; padding: 5px 14px; border: 1px solid rgba(255,255,255,.25); color: rgba(255,255,255,.85); border-radius: 20px; background: rgba(255,255,255,.07); }

.sh-kpi { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.sh-kpi-item { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.15); border-radius: 6px; padding: 20px; text-align: center; }
.sh-kpi-n { font-family: var(--fd); font-size: 32px; font-weight: 800; color: var(--teal); line-height: 1; }
.sh-kpi-n-sm { font-size: 18px; }
.sh-kpi-n-gold { color: var(--gold); }
.sh-kpi-l { font-size: 12px; color: rgba(255,255,255,.6); margin-top: 4px; }

/* ═══════════════════
   SCREENSHOT SLIDER
═══════════════════ */
.slide-section       { padding: 64px 52px; background: var(--white); }
.slide-section-alt   { padding: 64px 52px; background: var(--bg); }

.slider-outer { position: relative; overflow: hidden; margin-top: 36px; }
.slider-track {
  display: flex; gap: 16px;
  transition: transform .4s cubic-bezier(.4,0,.2,1);
}

/* 3-col items */
.slide-item {
  flex: 0 0 calc(33.333% - 11px);
  background: var(--bg); border: 2px solid var(--bg3);
  border-radius: 6px; overflow: hidden;
  transition: border-color .25s, box-shadow .25s;
}
.slide-item:hover { border-color: var(--blue); box-shadow: var(--shadow); }

/* 2-col items (with desc) */
.slide-item-wide {
  flex: 0 0 calc(50% - 8px);
  background: var(--white); border: 1.5px solid var(--bg3);
  border-radius: 6px; overflow: hidden;
  transition: border-color .25s, box-shadow .25s;
}
.slide-item-wide:hover { border-color: var(--blue); box-shadow: var(--shadow); }

.slide-img {
  width: 100%; aspect-ratio: 16/10;
  background: var(--bg2);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; position: relative;
}
.slide-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.slide-img-ph {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  position: absolute; inset: 0; justify-content: center;
  background: var(--bg2);
}
.slide-img-ph svg { width: 36px; height: 36px; color: var(--tx4); opacity: .45; }
.slide-img-ph span { font-size: 11px; color: var(--tx4); font-family: var(--fm); letter-spacing: .08em; text-transform: uppercase; }

.slide-wide-img { width: 100%; aspect-ratio: 16/9; background: var(--bg2); display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative; }
.slide-wide-img img { width: 100%; height: 100%; object-fit: cover; display: block; }

.slide-caption { padding: 14px 16px; }
.slide-caption-title { font-size: 14px; font-weight: 700; color: var(--tx1); margin-bottom: 3px; }
.slide-caption-desc  { font-size: 12px; color: var(--tx3); line-height: 1.5; }

.slide-wide-body { padding: 20px 22px; }
.slide-wide-badge { display: inline-block; font-family: var(--fm); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; background: var(--teal-ll); color: var(--teal); padding: 3px 10px; border-radius: 20px; margin-bottom: 10px; }
.slide-wide-title { font-size: 16px; font-weight: 700; color: var(--tx1); margin-bottom: 8px; }
.slide-wide-desc  { font-size: 14px; color: var(--tx3); line-height: 1.65; }

.slider-controls { display: flex; align-items: center; justify-content: space-between; margin-top: 18px; }
.slider-dots { display: flex; gap: 8px; }
.slider-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--bg3);
  cursor: pointer; transition: background .2s, width .2s;
  border: none;
}
.slider-dot.active { background: var(--blue); width: 24px; border-radius: 4px; }
.slider-btns { display: flex; gap: 8px; }
.slider-btn {
  width: 40px; height: 40px; border-radius: 50%;
  border: 2px solid var(--bg3); background: var(--white);
  color: var(--tx2); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.slider-btn:hover { border-color: var(--blue); background: var(--blue); color: #fff; }
.slider-btn svg { width: 16px; height: 16px; }

/* ═══════════════════
   FEATURES GRID
═══════════════════ */
.feat-section     { padding: 64px 52px; background: var(--white); }
.feat-section-alt { padding: 64px 52px; background: var(--bg); }

.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 36px; }
.feat-card {
  background: var(--bg); border: 1.5px solid var(--bg3);
  border-radius: 6px; padding: 28px 24px;
  transition: border-color .2s, box-shadow .2s;
}
.feat-card:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.feat-num { font-family: var(--fm); font-size: 10px; color: var(--tx4); letter-spacing: .18em; margin-bottom: 12px; }
.feat-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--teal-ll); display: flex; align-items: center;
  justify-content: center; margin-bottom: 14px;
}
.feat-icon svg { width: 22px; height: 22px; color: var(--blue); }
.feat-name { font-size: 16px; font-weight: 700; color: var(--tx1); margin-bottom: 10px; }
.feat-desc { font-size: 14px; color: var(--tx2); line-height: 1.7; }
.feat-list { list-style: none; display: flex; flex-direction: column; gap: 7px; }
.feat-list li { display: flex; align-items: flex-start; gap: 8px; font-size: 14px; color: var(--tx2); line-height: 1.55; }
.feat-list li::before { content: '›'; color: var(--blue); flex-shrink: 0; font-weight: 900; font-size: 16px; line-height: 1.2; }
.feat-list li.warn { color: var(--blue); font-weight: 700; }
.feat-list li.warn::before { color: var(--blue); }

/* ═══════════════════
   SOL CTA
═══════════════════ */
.sol-cta {
  padding: 52px; background: var(--bg); border-top: 2px solid var(--bg3);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px;
}
.sol-cta h2 { font-family: var(--fd); font-size: 28px; font-weight: 800; color: var(--tx1); margin-bottom: 6px; letter-spacing: .03em; }
.sol-cta p  { font-size: 15px; color: var(--tx3); }
.sol-cta-btns { display: flex; gap: 12px; flex-wrap: wrap; }

/* ═══════════════════
   DARK GRID SECTIONS
═══════════════════ */
.sec-dark { padding: 64px 52px; background: var(--navy); }

.security-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 36px; }
.sec-card { background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12); border-radius: 6px; padding: 26px 20px; transition: background .2s; }
.sec-card:hover { background: rgba(255,255,255,.13); }
.sec-card svg { width: 28px; height: 28px; color: var(--teal); margin-bottom: 12px; display: block; }
.sec-card-name { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 7px; }
.sec-card-desc { font-size: 13px; color: rgba(255,255,255,.6); line-height: 1.65; }

.process-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 36px; }
.ps-item { background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12); border-radius: 6px; padding: 26px 20px; }
.ps-num { font-family: var(--fd); font-size: 42px; font-weight: 800; color: rgba(14,165,196,.25); line-height: 1; margin-bottom: 10px; }
.ps-name { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.ps-desc { font-size: 13px; color: rgba(255,255,255,.6); line-height: 1.65; }

/* ═══════════════════
   OCEANOFFICE MODULES
═══════════════════ */
.oo-benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 36px; }
.oo-ben { background: var(--white); border: 1.5px solid var(--bg3); border-radius: 6px; padding: 30px 26px; transition: border-color .2s, box-shadow .2s; }
.oo-ben:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.oo-ben svg { width: 32px; height: 32px; color: var(--blue); margin-bottom: 14px; display: block; }
.oo-ben-name { font-size: 17px; font-weight: 700; color: var(--tx1); margin-bottom: 8px; }
.oo-ben-desc { font-size: 14px; color: var(--tx2); line-height: 1.7; }

.oo-modules { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 36px; }
.oo-mod { background: var(--white); border: 1.5px solid var(--bg3); border-radius: 6px; padding: 28px 24px; transition: border-color .2s, box-shadow .2s; }
.oo-mod:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.oo-mod-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.oo-emoji { font-size: 24px; }
.oo-title { font-size: 17px; font-weight: 700; color: var(--tx1); }
.oo-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.oo-list li { display: flex; align-items: flex-start; gap: 8px; font-size: 14px; color: var(--tx2); line-height: 1.55; }
.oo-list li::before { content: '›'; color: var(--blue); flex-shrink: 0; font-weight: 900; font-size: 16px; line-height: 1.2; }

/* ═══════════════════
   ABOUT
═══════════════════ */
.about-overview  { padding: 72px 52px; background: var(--white); }
.overview-grid   { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; margin-top: 44px; }
.overview-text p { font-size: 16px; color: var(--tx2); line-height: 1.85; margin-bottom: 18px; }

.kpi-strip { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.kpi-item { background: var(--bg); border: 1.5px solid var(--bg3); border-radius: 6px; padding: 24px; text-align: center; }
.kpi-n { font-family: var(--fd); font-size: 36px; font-weight: 800; color: var(--blue); line-height: 1; }
.kpi-l { font-size: 13px; color: var(--tx3); margin-top: 5px; }

.history { list-style: none; max-width: 800px; margin-top: 36px; }
.hi { display: grid; grid-template-columns: 64px 1fr; gap: 20px; padding: 16px 0; border-bottom: 1px solid var(--bg3); }
.hi:last-child { border-bottom: none; }
.hi-y { font-family: var(--fm); font-size: 13px; font-weight: 500; color: var(--blue); padding-top: 3px; }
.hi-c { font-size: 15px; color: var(--tx2); line-height: 1.7; }
.hi-c strong { color: var(--tx1); font-weight: 700; }
.hi-sub { font-size: 13px; color: var(--tx4); margin-top: 4px; line-height: 1.6; }
.hi-now { background: var(--teal-ll); border-left: 4px solid var(--teal); padding: 16px 16px !important; border-radius: 0 var(--radius) var(--radius) 0; }

/* ═══════════════════
   CERT PAGE
═══════════════════ */
.cert-section { padding: 72px 52px; background: var(--white); }
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 36px; }
.cert-card {
  background: var(--white); border: 1.5px solid var(--bg3);
  border-radius: 6px; padding: 36px 28px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  transition: border-color .25s, box-shadow .25s;
}
.cert-card:hover { border-color: var(--gold); box-shadow: 0 4px 20px rgba(184,134,11,.12); }
.cert-issuer {
  font-family: var(--fm); font-size: 12px; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 18px;
  background: var(--gold-l);
  padding: 4px 12px; border-radius: 20px;
  display: inline-block;
}
.cert-img-area {
  width: 210px;
  aspect-ratio: 3 / 4;
  height: auto;
  margin: 0 auto 20px;
  background: var(--bg); border: 2px dashed var(--bg3);
  border-radius: 4px; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  cursor: pointer; transition: border-color .2s, transform .2s;
}
.cert-img-area:hover { border-color: var(--gold); }
.cert-img-area img { width: 100%; height: 100%; object-fit: cover; }
.cert-img-ph { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.cert-img-ph svg { width: 32px; height: 32px; color: var(--tx4); opacity: .5; }
.cert-img-ph span { font-family: var(--fm); font-size: 10px; color: var(--tx4); letter-spacing: .08em; text-transform: uppercase; }
.cert-name { font-size: 17px; font-weight: 700; color: var(--tx1); margin-bottom: 7px; }
.cert-desc { font-size: 14px; color: var(--tx3); line-height: 1.6; }
/* .cert-note {
  background: var(--bg); border: 1.5px solid var(--bg3);
  border-left: 4px solid var(--blue); border-radius: var(--radius);
  padding: 18px 22px; margin-top: 32px;
  display: flex; gap: 12px; align-items: flex-start;
}
.cert-note svg { color: var(--blue); flex-shrink: 0; margin-top: 2px; }
.cert-note-txt { font-size: 14px; color: var(--tx2); line-height: 1.7; }
.cert-note-txt strong { color: var(--tx1); font-weight: 700; } */

.cert-lightbox {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(13,31,45,.88);
  display: none; align-items: center; justify-content: center;
  padding: 40px; cursor: zoom-out;
  animation: lbFadeIn .2s ease;
}
.cert-lightbox.open { display: flex; }
.cert-lightbox img {
  max-width: 90vw; max-height: 88vh;
  border-radius: 6px; box-shadow: 0 8px 40px rgba(0,0,0,.5);
  background: #fff;
}
.cert-lightbox-cap {
  position: absolute; bottom: 28px; left: 0; right: 0;
  text-align: center; color: rgba(255,255,255,.85);
  font-size: 14px; font-family: var(--fb);
}
.cert-lightbox-close {
  position: absolute; top: 24px; right: 32px;
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.25);
  color: #fff; display: flex; align-items: center; justify-content: center;
  cursor: pointer;
}
@keyframes lbFadeIn { from{ opacity:0; } to{ opacity:1; } }


/* ═══════════════════
   FAQ
═══════════════════ */
.faq-section { padding: 72px 52px; background: var(--white); }
.faq-list { border: 1.5px solid var(--bg3); border-radius: 6px; overflow: hidden; margin-top: 36px; }
.faq-item { background: var(--white); }
.faq-item + .faq-item { border-top: 1px solid var(--bg2); }
.faq-q { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; cursor: pointer; transition: background .15s; }
.faq-q:hover { background: var(--bg); }
.faq-item.open .faq-q { background: var(--teal-ll); }
.faq-qt { display: flex; align-items: center; gap: 14px; }
.faq-qn  { font-family: var(--fm); font-size: 11px; font-weight: 500; color: var(--blue); letter-spacing: .1em; flex-shrink: 0; }
.faq-qtxt { font-size: 15px; font-weight: 700; color: var(--tx1); }
.faq-tog { color: var(--blue); flex-shrink: 0; transition: transform .3s; width: 20px; height: 20px; }
.faq-item.open .faq-tog { transform: rotate(45deg); }
.faq-a { display: none; padding: 0 24px 20px 54px; font-size: 15px; color: var(--tx2); line-height: 1.8; border-top: 1px solid var(--bg2); }
.faq-item.open .faq-a { display: block; padding-top: 16px; }

/* ═══════════════════
   INTRO / LOADING SCREEN
═══════════════════ */
#intro-screen {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--navy);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column;
  transition: opacity .8s ease, visibility .8s ease;
}
#intro-screen.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.intro-content { text-align: center; position: relative; z-index: 2; }

/* 조타륜(Ship's Wheel) — 실제 지름 200px (컨테이너 216px 中 손잡이 끝 기준) */
.intro-helm {
  width: 216px; height: 216px;
  position: relative; margin: 0 auto 36px;
}
/* 바깥 점선 링 — 본체와 반대 위상 */
.helm-ring {
  position: absolute; inset: -14px; border-radius: 50%;
  border: 1px dashed rgba(14,165,196,.28);
  animation: helmRingSway 4.4s ease-in-out infinite;
}
/* 중앙 발광 */
.helm-glow {
  position: absolute; inset: 26px; border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,196,.18) 0%, transparent 70%);
  animation: helmGlow 2.4s ease-in-out infinite;
}
/* 타륜 본체 */
.helm-wheel {
  position: absolute; inset: 0; width: 100%; height: 100%;
  animation: helmSway 4.4s ease-in-out infinite;
  filter: drop-shadow(0 0 12px rgba(14,165,196,.35));
}
/* 우현으로 꺾었다 놓은 반동 — 40 → -30 → 10 → -5 반복 */
@keyframes helmSway {
  0%,100% { transform: rotate(40deg); }
  25%     { transform: rotate(-30deg); }
  50%     { transform: rotate(10deg); }
  75%     { transform: rotate(-5deg); }
}
/* 링 — 본체와 반대 위상, 진폭 60% */
@keyframes helmRingSway {
  0%,100% { transform: rotate(-24deg); }
  25%     { transform: rotate(18deg); }
  50%     { transform: rotate(-6deg); }
  75%     { transform: rotate(3deg); }
}
@keyframes helmGlow { 0%,100%{ opacity: .55; } 50%{ opacity: 1; } }

/* 배경 파도 */
.intro-waves {
  position: absolute; bottom: 0; left: 0; right: 0; height: 160px;
  overflow: hidden; pointer-events: none;
}
.iwave {
  position: absolute; bottom: 0; width: 200%; height: 100%;
}
.iwave-a { animation: iwaveMove 8s ease-in-out infinite; }
.iwave-b { animation: iwaveMove 6s ease-in-out infinite reverse; opacity: .5; }
@keyframes iwaveMove { 0%,100%{transform:translateX(0);} 50%{transform:translateX(-20%);} }

/* 별 배경 */
.intro-stars {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(1px 1px at 10% 8%, rgba(255,255,255,.8) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 25% 5%, rgba(14,165,196,.7) 0%, transparent 100%),
    radial-gradient(1px 1px at 40% 12%, rgba(255,255,255,.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 60% 6%, rgba(255,255,255,.5) 0%, transparent 100%),
    radial-gradient(2px 2px at 75% 10%, rgba(14,165,196,.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 88% 7%, rgba(255,255,255,.7) 0%, transparent 100%),
    radial-gradient(1px 1px at 5%  25%, rgba(255,255,255,.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 20%, rgba(255,255,255,.5) 0%, transparent 100%);
}

/* 로고 텍스트 */
.intro-logo-name {
  font-family: var(--fd); font-size: 50px; font-weight: 800;
  letter-spacing: .16em; color: #fff;
  margin-bottom: 10px;
  animation: introFadeUp .8s .3s ease both;
}
.intro-logo-sub {
  font-family: var(--fm); font-size: 12px; letter-spacing: .3em;
  color: var(--teal); text-transform: uppercase;
  margin-bottom: 40px;
  animation: introFadeUp .8s .5s ease both;
}

/* 슬로건 */
.intro-slogan {
  font-size: 17px; color: rgba(255,255,255,.6); font-weight: 300;
  letter-spacing: .05em;
  animation: introFadeUp .8s .7s ease both;
}

/* 로딩 바 */
.intro-bar-wrap {
  width: 230px; height: 3px; background: rgba(255,255,255,.1);
  border-radius: 2px; margin: 26px auto 0; overflow: hidden;
  animation: introFadeUp .8s .9s ease both;
}
.intro-bar {
  height: 100%; background: linear-gradient(90deg, var(--teal), var(--blue));
  border-radius: 2px;
  animation: loadBar 2s .5s ease forwards;
  width: 0;
}
@keyframes loadBar { to { width: 100%; } }

@keyframes introFadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* 인트로 — 모바일 축소 */
@media (max-width: 600px) {
  .intro-helm { width: 200px; height: 200px; margin-bottom: 28px; }
  .helm-glow { inset: 20px; }
  .intro-logo-name { font-size: 32px; letter-spacing: .12em; }
  .intro-logo-sub { font-size: 10px; margin-bottom: 30px; }
  .intro-slogan { font-size: 14px; }
  .intro-bar-wrap { width: 180px; }
}

/* ═══════════════════
   PAGE ANIMATIONS
═══════════════════ */
.page-in {
  animation: pageIn .45s ease both;
}
@keyframes pageIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════
   v2 · SCROLL REVEAL
═══════════════════════════════════════ */
.reveal {
  opacity: 0; transform: translateY(22px);
  transition: opacity .8s var(--ease) var(--rd, 0s),
              transform .8s var(--ease) var(--rd, 0s);
}
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal.is-in { opacity: 1; transform: none; transition: none; }
  .sc-shot { transition: none !important; }
}

/* ═══════════════════════════════════════
   v2 · STICKY SHOWCASE (화면 미리보기)
═══════════════════════════════════════ */
.showcase { padding: 76px 52px 96px; background: var(--white); position: relative; }
.showcase-alt { background: var(--bg); }

.sc-grid {
  display: grid; grid-template-columns: minmax(280px, .82fr) 1.18fr;
  gap: 56px; align-items: start; margin-top: 20px;
}

/* ── 좌: 스텝 목록 ── */
.sc-steps { display: flex; flex-direction: column; }
.sc-step {
  min-height: 46vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 30px 28px;
  border: 1px solid transparent; border-radius: var(--r-lg);
  transition: background .45s var(--ease), border-color .45s var(--ease),
              box-shadow .45s var(--ease), opacity .45s var(--ease);
  opacity: .42;
}
.sc-step.is-active {
  opacity: 1;
  background: var(--white);
  border-color: var(--line);
  box-shadow: var(--sh2);
}
.showcase-alt .sc-step.is-active { background: var(--white); }

.sc-step-idx {
  font-family: var(--fm); font-size: 11px; font-weight: 500;
  letter-spacing: .18em; color: var(--tx4); margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
}
.sc-step-idx::after {
  content: ''; height: 1px; flex: 1;
  background: linear-gradient(90deg, var(--line2), transparent);
}
.sc-step.is-active .sc-step-idx { color: var(--blue); }

.sc-step-badge {
  display: inline-block; align-self: flex-start;
  font-family: var(--fm); font-size: 10px; letter-spacing: .1em; text-transform: uppercase;
  background: var(--teal-ll); color: var(--teal);
  padding: 4px 11px; border-radius: 20px; margin-bottom: 12px;
}
.sc-step-title {
  font-size: 22px; font-weight: 700; color: var(--tx1);
  letter-spacing: -.015em; line-height: 1.35; margin-bottom: 10px;
}
.sc-step-desc { font-size: 15px; color: var(--tx3); line-height: 1.78; }

/* 모바일에서만 노출되는 스텝별 이미지 */
.sc-step-img { display: none; margin-top: 18px; border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--line); }
.sc-step-img img { display: block; width: 100%; height: auto; }

/* ── 우: 스티키 스테이지 ── */
.sc-stage { position: sticky; top: 96px; }

.sc-frame {
  border-radius: var(--r-lg); overflow: hidden;
  background: var(--white); border: 1px solid var(--line2);
  box-shadow: var(--sh3);
  position: relative; z-index: 1;
}
.sc-stage::before {
  content: ''; position: absolute; z-index: 0;
  left: 6%; right: 6%; top: 14%; bottom: -6%;
  background: radial-gradient(60% 60% at 50% 50%, rgba(14,165,196,.20), transparent 70%);
  filter: blur(48px); pointer-events: none;
}

.sc-bar {
  height: 42px; display: flex; align-items: center; gap: 7px;
  padding: 0 16px; border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fbfdfe, #eef4f8);
}
.sc-dot-w { width: 10px; height: 10px; border-radius: 50%; background: var(--bg3); flex: none; }
.sc-bar .sc-dot-w:nth-child(1) { background: #e5837d; }
.sc-bar .sc-dot-w:nth-child(2) { background: #e3bd6a; }
.sc-bar .sc-dot-w:nth-child(3) { background: #86c48b; }
.sc-tab {
  margin-left: 12px; height: 24px; max-width: 62%;
  display: flex; align-items: center; padding: 0 14px;
  background: var(--white); border: 1px solid var(--line);
  border-radius: 7px;
  font-family: var(--fm); font-size: 11px; color: var(--tx3);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.sc-shots {
  position: relative; width: 100%;
  aspect-ratio: var(--sc-ar, 16 / 10);
  background: var(--white);
}
.sc-shot {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: contain; object-position: center top;
  opacity: 0; transform: scale(1.015);
  transition: opacity .5s var(--ease), transform .6s var(--ease);
}
.sc-shot.is-on { opacity: 1; transform: none; }

.sc-dots { display: flex; gap: 8px; justify-content: center; margin-top: 20px; }
.sc-dots button {
  width: 8px; height: 8px; padding: 0; border: none; border-radius: 50%;
  background: var(--bg3); cursor: pointer;
  transition: width .3s var(--ease), background .3s var(--ease);
}
.sc-dots button.is-on { width: 26px; border-radius: 4px; background: var(--blue); }

/* ═══════════════════════════════════════
   v2 · BENTO GRID (주요 기능)
═══════════════════════════════════════ */
.bento-section     { padding: 76px 52px; background: var(--bg); }
.bento-section-w   { padding: 76px 52px; background: var(--white); }
.bento-section-dk  { padding: 76px 52px; background: var(--navy); }

.bento {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 14px; margin-top: 36px;
}

.bc {
  grid-column: span 2;
  position: relative; overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px 26px;
  box-shadow: var(--sh1);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}
.bc.s3 { grid-column: span 3; }
.bc.s4 { grid-column: span 4; }
.bc.s6 { grid-column: span 6; }

/* 균등 4열 배치가 필요한 섹션 */
.bento.cols4 { grid-template-columns: repeat(4, 1fr); }
.bento.cols4 > .bc { grid-column: span 1; }

.bc::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  opacity: 0; transition: opacity .4s var(--ease);
  background: radial-gradient(460px circle at var(--mx, 50%) var(--my, 0%), rgba(26,122,191,.10), transparent 62%);
}
.bc:hover { transform: translateY(-4px); box-shadow: var(--sh3); border-color: rgba(26,122,191,.30); }
.bc:hover::before { opacity: 1; }
/* 내용이 스포트라이트/패턴 레이어 위에 오도록 */
.bc > * { position: relative; z-index: 2; }

.bc-num { font-family: var(--fm); font-size: 10px; letter-spacing: .2em; color: var(--tx4); }
.bc-icon {
  width: 46px; height: 46px; border-radius: 14px; margin: 15px 0 17px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(140deg, rgba(14,165,196,.17), rgba(26,122,191,.08));
  border: 1px solid rgba(26,122,191,.14);
}
.bc-icon svg { width: 23px; height: 23px; color: var(--blue); }
.bc-name {
  font-size: 17px; font-weight: 700; color: var(--tx1);
  letter-spacing: -.015em; margin-bottom: 11px;
}
.bc-desc { font-size: 14px; color: var(--tx3); line-height: 1.78; }

.bc-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
/* minmax(0,1fr) — 긴 항목이 칸(min-content)을 밀어내 카드 밖으로 튀어나가는 것 방지 */
.bc-list.cols2 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px 20px; }
.bc-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 14px; color: var(--tx2); line-height: 1.55;
  min-width: 0; overflow-wrap: break-word; word-break: keep-all;
}
.bc-list li::before {
  content: ''; flex: none; width: 17px; height: 17px; margin-top: 1px;
  border-radius: 50%; background-color: var(--teal-ll);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%230ea5c4' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2.5 6.2l2.4 2.4 4.6-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center; background-size: 10px;
}

/* ── 하이라이트(다크) 타일 ── */
.bc-hero {
  background: linear-gradient(150deg, #0c2941 0%, #17405f 52%, #1d5b86 100%);
  border-color: rgba(255,255,255,.10);
  box-shadow: 0 10px 44px rgba(13,43,69,.30);
}
.bc-hero::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(120% 100% at 100% 0%, #000, transparent 72%);
  -webkit-mask-image: radial-gradient(120% 100% at 100% 0%, #000, transparent 72%);
}
.bc-hero > * { position: relative; z-index: 2; }
.bc-hero::before { background: radial-gradient(460px circle at var(--mx, 50%) var(--my, 0%), rgba(14,165,196,.22), transparent 62%); z-index: 1; }
.bc-hero:hover { border-color: rgba(255,255,255,.24); }
.bc-hero .bc-num  { color: rgba(255,255,255,.45); }
.bc-hero .bc-name { color: #fff; font-size: 21px; }
.bc-hero .bc-desc { color: rgba(255,255,255,.72); }
.bc-hero .bc-icon {
  width: 52px; height: 52px; border-radius: 16px;
  background: linear-gradient(140deg, rgba(14,165,196,.30), rgba(255,255,255,.06));
  border-color: rgba(255,255,255,.16);
}
.bc-hero .bc-icon svg { width: 26px; height: 26px; color: #6fdcf2; }
.bc-hero .bc-list li { color: rgba(255,255,255,.84); }
.bc-hero .bc-list li::before {
  background-color: rgba(14,165,196,.24);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%236fdcf2' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2.5 6.2l2.4 2.4 4.6-5'/%3E%3C/svg%3E");
}
.bc-hero .bc-tag {
  display: inline-block; font-family: var(--fm); font-size: 10px;
  letter-spacing: .1em; text-transform: uppercase;
  background: rgba(184,134,11,.22); border: 1px solid rgba(184,134,11,.42);
  color: #f0c060; padding: 4px 11px; border-radius: 20px; margin-bottom: 12px;
}

/* ── 가로 밴드 타일 ── */
.bc-wide { display: grid; grid-template-columns: minmax(200px, .8fr) 1.7fr; gap: 30px; align-items: center; }
.bc-wide .bc-icon { margin-top: 13px; }

/* ── 다크 섹션용 유리 타일 ── */
.bc-dark {
  background: rgba(255,255,255,.055);
  border-color: rgba(255,255,255,.11);
  box-shadow: none;
  backdrop-filter: blur(6px);
}
.bc-dark::before { background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(14,165,196,.16), transparent 62%); }
.bc-dark:hover { border-color: rgba(14,165,196,.38); box-shadow: 0 18px 44px rgba(0,0,0,.28); }
.bc-dark .bc-num  { color: rgba(255,255,255,.4); }
.bc-dark .bc-name { color: #fff; }
.bc-dark .bc-desc { color: rgba(255,255,255,.62); }
.bc-dark .bc-icon {
  background: linear-gradient(140deg, rgba(14,165,196,.24), rgba(255,255,255,.05));
  border-color: rgba(255,255,255,.14);
}
.bc-dark .bc-icon svg { color: #6fdcf2; }

/* ═══════════════════════════════════════
   v2 · ABOUT — 사진 활용 섹션
═══════════════════════════════════════ */

/* ── 히어로: 사진 배경 + 네이비 오버레이 ──
   사진 경로는 HTML에서 --hero-photo 로 주입.
   파일이 없어도 background-color(navy) + 오버레이가 남아 정상 표시됨. */
.sol-hero-photo {
  background-color: var(--navy);
  background-image:
    linear-gradient(112deg,
      rgba(8,24,40,.94) 0%,
      rgba(13,43,69,.86) 42%,
      rgba(24,68,101,.62) 78%,
      rgba(30,80,128,.50) 100%),
    var(--hero-photo, none);
  background-size: cover;
  background-position: center 58%;
  background-repeat: no-repeat;
}
.sol-hero-photo .sol-hero-pattern { opacity: .45; }
.sol-hero-photo .sh-kpi-item {
  background: rgba(8,24,40,.44);
  border-color: rgba(255,255,255,.18);
  backdrop-filter: blur(8px);
}

/* ── Mission 우측: 사진 카드 + KPI ── */
.about-side { display: flex; flex-direction: column; gap: 18px; }
.about-side .kpi-item {
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  box-shadow: var(--sh1);
}

/* ── 사진 위 헤드라인 (연혁 섹션에서 사용) ── */
.pb-h {
  font-family: var(--fd); font-size: clamp(30px, 4vw, 48px); font-weight: 800;
  letter-spacing: .03em; line-height: 1.08; color: #fff; margin-bottom: 18px;
}
.pb-p { font-size: 16px; line-height: 1.85; color: rgba(255,255,255,.74); }

/* ── 회사 연혁 + 사진 고정 배경 ──
   사진은 fixed로 화면에 붙박이, 연혁만 그 위로 스크롤됨 */
.history-photo {
  padding: 96px 52px;
  background-color: var(--navy);
  background-image:
    linear-gradient(92deg,
      rgba(8,24,40,.95) 0%,
      rgba(11,35,57,.90) 36%,
      rgba(13,43,69,.76) 68%,
      rgba(13,43,69,.60) 100%),
    var(--band-photo, none);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
.history-photo .pb-h { margin-bottom: 16px; }
.history-photo .pb-p { font-size: 15px; }

.history-photo .hm {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.16);
  box-shadow: none;
  backdrop-filter: blur(6px);
}
.history-photo .hm-y { color: var(--teal); }
.history-photo .hm-t { color: #fff; }

.history-photo .history::before {
  background: linear-gradient(180deg, rgba(255,255,255,.20) 0%, rgba(255,255,255,.20) 70%, var(--teal) 100%);
}
.history-photo .hi { border-bottom-color: rgba(255,255,255,.13); }
.history-photo .hi::before { background: #12314c; border-color: rgba(255,255,255,.32); }
.history-photo .hi-y { color: var(--teal); }
.history-photo .hi-c { color: rgba(255,255,255,.76); }
.history-photo .hi-c strong { color: #fff; }
.history-photo .hi-sub { color: rgba(255,255,255,.52); }
.history-photo .hi-now {
  background: rgba(14,165,196,.13);
  border-left-color: var(--teal);
}
.history-photo .hi-now::before { background: var(--teal); border-color: var(--teal); }

/* ── 회사 연혁: 좌 스티키 헤더 + 우 타임라인 ── */
.history-layout {
  display: grid; grid-template-columns: minmax(260px, .78fr) 1.22fr;
  gap: 56px; align-items: start;
}
.history-head { position: sticky; top: 96px; }

.history-marks { display: flex; flex-direction: column; gap: 10px; margin-top: 26px; }
.hm {
  display: flex; align-items: baseline; gap: 12px;
  padding: 11px 16px;
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--r-md); box-shadow: var(--sh1);
}
.hm-y { font-family: var(--fm); font-size: 12px; font-weight: 500; color: var(--blue); flex: none; width: 46px; }
.hm-t { font-size: 14px; font-weight: 700; color: var(--tx1); }

/* 타임라인 — 좌측 레일 + 도트 */
.history-layout .history {
  max-width: none; margin-top: 0;
  position: relative; padding-left: 28px;
}
.history-layout .history::before {
  content: ''; position: absolute; left: 7px; top: 14px; bottom: 14px; width: 2px;
  background: linear-gradient(180deg, var(--bg3) 0%, var(--bg3) 72%, var(--teal) 100%);
}
.history-layout .hi {
  position: relative;
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}
.history-layout .hi::before {
  content: ''; position: absolute; left: -25px; top: 24px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--white); border: 2px solid var(--bg3);
}
.history-layout .hi-now::before {
  left: -29px; top: 22px;
  background: var(--teal); border-color: var(--teal);
  box-shadow: 0 0 0 5px var(--teal-ll);
}

/* ── 회사 정보 + 찾아오는 길 ── */
.about-locate { padding: 72px 52px; background: var(--white); }

.locate-grid {
  display: grid; grid-template-columns: minmax(300px, .82fr) 1.18fr;
  gap: 24px; align-items: stretch; margin-top: 36px;
}

.about-info {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 26px 28px;
  box-shadow: var(--sh1);
}
.about-info-h {
  font-size: 15px; font-weight: 700; color: var(--tx1);
  margin-bottom: 14px; padding-bottom: 12px;
  border-bottom: 1px solid var(--line2);
}
.about-info .biz-row { align-items: flex-start; border-bottom-color: var(--line); }
.about-info .biz-row:last-child { border-bottom: none; padding-bottom: 0; }

/* 지도 — 정보 박스 높이에 맞춰 늘어남 */
.locate-grid .map-frame {
  display: flex; margin-top: 0;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--sh1); overflow: hidden;
}
.locate-grid .map-frame iframe {
  flex: 1 1 auto; width: 100%; height: auto; min-height: 460px;
}

/* ═══════════════════
   TOP 버튼 (좌측 하단)
═══════════════════ */
.to-top {
  position: fixed; right: 26px; bottom: 26px; z-index: 180;
  width: 48px; height: 48px; border-radius: 50%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 1px; padding: 0; cursor: pointer;
  background: var(--navy); color: #fff;
  border: 1px solid rgba(255,255,255,.2);
  box-shadow: 0 8px 20px rgba(0,0,0,.28);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity .25s, transform .25s, visibility .25s, background .2s, border-color .2s;
}
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--teal); border-color: var(--teal); }
.to-top svg { width: 17px; height: 17px; }
.to-top b {
  font-family: var(--fm); font-size: 8px; font-weight: 500;
  letter-spacing: .1em; opacity: .75;
}

@media (max-width: 600px) {
  .to-top { right: 16px; bottom: 16px; width: 42px; height: 42px; }
  .to-top svg { width: 15px; height: 15px; }
  .to-top b { display: none; }
}

/* ═══════════════════
   RESPONSIVE (간단)
═══════════════════ */
@media (max-width: 1100px) {
  .sc-grid { gap: 36px; }
  .bc.s4 { grid-column: span 6; }
  .bc-hero .bc-list.cols2 { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
}
@media (max-width: 960px) {
  nav { padding: 0 24px; }
  .hero { padding: 40px 24px 100px; }
  .hero-stats { display: none; }
  .hero-ship  { display: none; }
  .sh-inner   { grid-template-columns: 1fr; }
  .prod-grid, .it-layout, .contact-layout,
  .overview-grid, .cert-grid, .nas-grid,
  .security-grid, .process-strip { grid-template-columns: 1fr; }
  section[class*="-section"], section[class*="-dark"] { padding: 48px 24px; }
  .sol-cta { padding: 36px 24px; }
  .feat-grid { grid-template-columns: 1fr 1fr; }

  /* v2 — 스티키 해제 후 스텝별 이미지 노출 */
  .showcase { padding: 48px 24px; }
  .sc-grid  { grid-template-columns: 1fr; gap: 20px; }
  .sc-stage { display: none; }
  .sc-steps { gap: 16px; }
  .sc-step  {
    min-height: 0; opacity: 1; padding: 24px 22px;
    background: var(--white); border-color: var(--line); box-shadow: var(--sh1);
  }
  .sc-step-img { display: block; }

  /* v2 — ABOUT 사진 섹션 */
  .photo-band { background-attachment: scroll; padding: 56px 24px; }
  .sol-hero-photo { background-position: center; }
  .history-photo { padding: 48px 24px; background-attachment: scroll; }
  .history-layout { grid-template-columns: 1fr; gap: 28px; }
  .history-head { position: static; }
  .history-marks { flex-direction: row; flex-wrap: wrap; }
  .about-locate { padding: 48px 24px; }
  .locate-grid { grid-template-columns: 1fr; }
  .locate-grid .map-frame iframe { min-height: 360px; }

  /* v2 — 벤토 2열 */
  .bento, .bento.cols4 { grid-template-columns: repeat(4, 1fr); }
  .bc, .bc.s3, .bc.s4, .bc.s6, .bento.cols4 > .bc { grid-column: span 2; }
  .bc-wide { grid-template-columns: 1fr; gap: 18px; }
  .bc-wide .bc-icon { margin-top: 0; }
}
/* 2열 리스트 → 1열 전환
   (.bc-hero .bc-list.cols2 규칙(1100px)과 우선순위가 같으므로 반드시 그 뒤에 위치) */
@media (max-width: 750px) {
  .bc-list.cols2,
  .bc-hero .bc-list.cols2 { grid-template-columns: 1fr; gap: 11px; }
  .bc-list li { font-size: 14.5px; line-height: 1.6; }
}
@media (max-width: 600px) {
  .feat-grid { grid-template-columns: 1fr; }
  .bento, .bento.cols4 { grid-template-columns: 1fr; }
  .bc, .bc.s3, .bc.s4, .bc.s6, .bento.cols4 > .bc { grid-column: span 1; }
  .sc-step-title { font-size: 19px; }
  .map-frame iframe { height: 320px; }
  .dl-strip  { grid-template-columns: 1fr; }
  .dl-item + .dl-item { border-left: none; border-top: 1px solid var(--bg3); }
}