/* ============================================================
   WITHSYS · 공통 스타일시트
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:        #0a1f44;
  --navy-2:      #122a5c;
  --blue:        #1a8fe3;
  --blue-dark:   #0f72bf;
  --cyan:        #22b8e6;
  --bg:          #ffffff;
  --bg-soft:     #f4f7fb;
  --line:        #e2e8f2;
  --text:        #16223a;
  --text-sub:    #5a6b85;
  --white:       #ffffff;
  --red:         #e03a3a;
  --green:       #16a34a;
  --radius:      14px;
  --shadow:      0 18px 50px -22px rgba(10,31,68,.35);
  --max:         1200px;
}

html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  font-family: 'Pretendard', 'Pretendard Variable', -apple-system, 'Apple SD Gothic Neo',
               'Malgun Gothic', sans-serif;
  color: var(--text); background: var(--bg); line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }
section { scroll-margin-top: 84px; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 26px; border-radius: 999px; font-size: 15px; font-weight: 700;
  cursor: pointer; border: none; transition: transform .2s, box-shadow .2s, background .2s, color .2s;
}
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 12px 26px -12px var(--blue); }
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-2px); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.5); }
.btn-ghost:hover { background: rgba(255,255,255,.18); transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--navy); border: 1.5px solid var(--line); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-sm { padding: 10px 18px; font-size: 14px; }

/* ── HEADER ─────────────────────────────── */
#header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  background: rgba(255,255,255,.94); backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent; transition: box-shadow .25s, border-color .25s;
}
#header.scrolled { box-shadow: 0 6px 22px -16px rgba(10,31,68,.5); border-color: var(--line); }
.header-inner { display: flex; align-items: center; height: 72px; }
.logo-link img { height: 30px; width: auto; }

.gnb { margin-left: auto; display: flex; align-items: center; gap: 2px; }
.gnb > li > a {
  display: block; padding: 10px 18px; font-size: 15px; font-weight: 600;
  color: var(--navy); border-radius: 8px; transition: color .2s, background .2s;
}
.gnb > li > a:hover { color: var(--blue); background: #eaf4fd; }
.gnb .has-sub { position: relative; }
.gnb .has-sub > a::after { content: '⌄'; margin-left: 5px; font-size: 13px; position: relative; top: -2px; }
.gnb .sub {
  position: absolute; top: 100%; left: 0; min-width: 196px;
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  box-shadow: var(--shadow); padding: 8px;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .2s, transform .2s, visibility .2s;
}
.gnb .has-sub:hover .sub { opacity: 1; visibility: visible; transform: translateY(0); }
.gnb .sub li a { display: block; padding: 10px 14px; border-radius: 8px; font-size: 14px; font-weight: 600; color: var(--text); white-space: nowrap; }
.gnb .sub li a:hover { background: #eaf4fd; color: var(--blue); }
.header-cta { margin-left: 14px; }

.nav-toggle {
  display: none; margin-left: auto; width: 44px; height: 44px;
  background: none; border: none; cursor: pointer; flex-direction: column;
  justify-content: center; align-items: center; gap: 5px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: .3s; }

/* ── HERO SLIDER ────────────────────────── */
#hero { position: relative; height: 88vh; min-height: 560px; margin-top: 0; overflow: hidden; background: var(--navy); }
.slides { position: absolute; inset: 0; }
.slide {
  position: absolute; inset: 0; opacity: 0; visibility: hidden;
  transition: opacity .8s ease, visibility .8s ease;
  display: flex; align-items: center;
}
.slide.active { opacity: 1; visibility: visible; }
.slide-bg { position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.06); transition: transform 6s ease; }
.slide.active .slide-bg { transform: scale(1); }
.slide-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(8,18,42,.92) 25%, rgba(8,18,42,.72) 55%, rgba(12,36,82,.45) 100%);
}
.slide-inner { position: relative; z-index: 3; width: 100%; }
.slide-content { max-width: 680px; color: #fff; }
.slide-tag {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 16px; border-radius: 999px;
  background: rgba(34,184,230,.16); border: 1px solid rgba(34,184,230,.45);
  font-size: 13px; font-weight: 700; letter-spacing: .5px; color: #8fe3ff; margin-bottom: 22px;
}
.slide-tag::before { content:''; width:8px; height:8px; border-radius:50%; background:var(--cyan); box-shadow:0 0 0 4px rgba(34,184,230,.25); }
.slide-title { font-size: clamp(30px, 4.6vw, 50px); font-weight: 800; line-height: 1.2; letter-spacing: -1.2px; margin-bottom: 20px; }
.slide-title .hl { color: var(--cyan); }
.slide-desc { font-size: clamp(15px, 2vw, 18px); color: rgba(255,255,255,.82); margin-bottom: 32px; max-width: 560px; }
.slide-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 10;
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.4); color: #fff;
  font-size: 22px; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .2s, transform .2s;
}
.hero-arrow:hover { background: rgba(255,255,255,.28); }
.hero-prev { left: 28px; }
.hero-next { right: 28px; }
.hero-dots { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 10; }
.hero-dot { width: 36px; height: 4px; border-radius: 4px; background: rgba(255,255,255,.35); border: none; cursor: pointer; transition: background .3s; padding: 0; }
.hero-dot.active { background: var(--cyan); }

/* ── SUBPAGE HERO (서브페이지 배너) ─────── */
.page-hero {
  margin-top: 72px; min-height: 260px; display: flex; align-items: center;
  position: relative; overflow: hidden; color: #fff; text-align: center;
}
.page-hero .ph-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.page-hero .ph-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(8,18,42,.9), rgba(12,36,82,.7)); }
.page-hero .wrap { position: relative; z-index: 2; }
.page-hero h1 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; letter-spacing: -1px; }
.page-hero .ph-eyebrow { font-size: 13px; font-weight: 700; letter-spacing: 3px; color: #8fe3ff; margin-bottom: 12px; }
.breadcrumb { background: var(--bg-soft); border-bottom: 1px solid var(--line); }
.breadcrumb .wrap { display: flex; align-items: center; gap: 8px; height: 52px; font-size: 13px; color: var(--text-sub); }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb .sep { color: #c2cede; }
.breadcrumb .cur { color: var(--navy); font-weight: 700; }

/* sub-page section tabs */
.subtabs { position: sticky; top: 72px; z-index: 800; background: #fff; border-bottom: 1px solid var(--line); }
.subtabs .wrap { display: flex; gap: 6px; overflow-x: auto; }
.subtabs a { padding: 16px 18px; font-size: 14.5px; font-weight: 700; color: var(--text-sub); border-bottom: 2px solid transparent; white-space: nowrap; }
.subtabs a:hover { color: var(--blue); }
.subtabs a.active { color: var(--blue); border-bottom-color: var(--blue); }

/* ── SECTION COMMON ─────────────────────── */
.section { padding: 96px 0; }
.section.alt { background: var(--bg-soft); }
.sec-head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.sec-head.left { margin-left: 0; text-align: left; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 800; letter-spacing: 2px; color: var(--blue); margin-bottom: 14px; }
.sec-title { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; color: var(--navy); letter-spacing: -1px; line-height: 1.25; }
.sec-desc { margin-top: 18px; font-size: 16px; color: var(--text-sub); }

/* ── HOME: 회사소개 요약 ────────────────── */
.about-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 60px; align-items: center; }
.about-text .sec-title { margin-bottom: 18px; }
.about-text p { font-size: 16px; color: var(--text-sub); margin-bottom: 26px; }
.fact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.fact { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; }
.fact label { font-size: 12px; font-weight: 800; letter-spacing: 1px; color: var(--blue); display: block; margin-bottom: 6px; }
.fact p { font-size: 14.5px; color: var(--navy); font-weight: 600; margin: 0; line-height: 1.5; }
.about-visual { position: relative; }
.about-visual img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); }
.about-badge { position: absolute; left: -22px; bottom: -22px; background: var(--navy); color: #fff; padding: 22px 26px; border-radius: var(--radius); box-shadow: var(--shadow); }
.about-badge .big { font-size: 26px; font-weight: 800; color: var(--cyan); }
.about-badge .small { font-size: 13px; color: rgba(255,255,255,.78); margin-top: 4px; }

/* ── HOME: 솔루션 요약 카드 ─────────────── */
.sol-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.sol-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  transition: transform .25s, box-shadow .25s, border-color .25s; display: flex; flex-direction: column;
}
.sol-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: #cfe0f2; }
.sol-card-thumb { position: relative; height: 196px; overflow: hidden; }
.sol-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.sol-card:hover .sol-card-thumb img { transform: scale(1.07); }
.sol-card-thumb .veil { position: absolute; inset: 0; }
.sol-card-thumb .num { position: absolute; top: 14px; left: 16px; z-index: 2; font-size: 13px; font-weight: 800; color: #fff; background: rgba(10,31,68,.55); border:1px solid rgba(255,255,255,.3); padding: 5px 12px; border-radius: 999px; }
.sol-card-body { padding: 26px 24px 28px; display: flex; flex-direction: column; flex: 1; }
.sol-card-body h3 { font-size: 20px; font-weight: 800; color: var(--navy); margin-bottom: 10px; }
.sol-card-body > p { font-size: 14px; color: var(--text-sub); margin-bottom: 16px; flex: 1; }
.chip-row { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 20px; }
.chip-row span { padding: 5px 12px; border-radius: 999px; font-size: 12.5px; font-weight: 600; background: var(--bg-soft); border: 1px solid var(--line); color: var(--text); }
.sol-card .more { font-size: 14px; font-weight: 700; color: var(--blue); display: inline-flex; align-items: center; gap: 6px; }
.sol-card:hover .more { gap: 10px; }

/* ── HOME: 조달제품 요약 ────────────────── */
.proc-split { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.proc-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; }
.proc-box .ic { width: 56px; height: 56px; border-radius: 14px; background: linear-gradient(135deg, var(--blue), var(--cyan)); color:#fff; display:flex; align-items:center; justify-content:center; margin-bottom: 18px; }
.proc-box .ic svg { width: 28px; height: 28px; }
.proc-box h3 { font-size: 20px; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.proc-box .lead { font-size: 14px; color: var(--text-sub); margin-bottom: 18px; }
.proc-box ul li { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-top: 1px solid var(--line); font-size: 14.5px; color: var(--navy); font-weight: 600; }
.proc-box ul li:first-child { border-top: none; }
.proc-box ul li::before { content:''; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); flex-shrink: 0; }
.proc-box ul li .price { margin-left: auto; font-size: 13px; color: var(--text-sub); font-weight: 600; }

/* ── HOME: 인증/실적 ────────────────────── */
.trust-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: start; }
.cert-badges { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.cert-badge { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 12px; text-align: center; transition: border-color .2s, transform .2s; }
.cert-badge:hover { border-color: var(--blue); transform: translateY(-3px); }
.cert-badge .ci { width: 38px; height: 38px; margin: 0 auto 8px; border-radius: 10px; background: #eaf4fd; color: var(--blue); display:flex; align-items:center; justify-content:center; font-size: 18px; }
.cert-badge b { font-size: 13px; color: var(--navy); display: block; line-height: 1.4; }
.perf-box { background: var(--navy); color: #fff; border-radius: var(--radius); padding: 32px; }
.perf-box h3 { font-size: 18px; font-weight: 800; margin-bottom: 4px; }
.perf-box .sub { font-size: 13px; color: rgba(255,255,255,.6); margin-bottom: 20px; }
.perf-stats { display: flex; gap: 26px; margin-bottom: 24px; padding-bottom: 22px; border-bottom: 1px solid rgba(255,255,255,.14); }
.perf-stats .n { font-size: 30px; font-weight: 800; color: var(--cyan); line-height: 1; }
.perf-stats .l { font-size: 12.5px; color: rgba(255,255,255,.7); margin-top: 6px; }
.client-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.client-tags span { font-size: 12.5px; padding: 6px 12px; border-radius: 999px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); color: rgba(255,255,255,.85); }

/* ── COMMUNITY PREVIEW ──────────────────── */
.comm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.comm-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.comm-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; border-bottom: 1px solid var(--line); }
.comm-head h3 { font-size: 17px; font-weight: 800; color: var(--navy); }
.comm-head a { font-size: 12px; color: var(--text-sub); border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; }
.comm-head a:hover { color: var(--blue); border-color: var(--blue); }
.comm-list li { display: flex; align-items: center; gap: 12px; padding: 14px 24px; border-top: 1px solid #f0f3f8; font-size: 14px; }
.comm-list li:first-child { border-top: none; }
.comm-list li:hover { background: var(--bg-soft); }
.comm-list .t { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text); }
.comm-list li:hover .t { color: var(--blue); }
.comm-list .d { font-size: 12.5px; color: #9aa7bd; flex-shrink: 0; }
.comm-list .badge { font-size: 11px; font-weight: 700; color: var(--blue); background: #eaf4fd; border-radius: 5px; padding: 3px 8px; flex-shrink: 0; }

/* ── CONTACT (오시는길) ─────────────────── */
.contact-grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: 36px; align-items: stretch; }
.map-card { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); min-height: 420px; }
#map { width: 100%; height: 100%; min-height: 420px; }
.map-fallback { position: absolute; inset: 0; background: linear-gradient(135deg, #e9f1fb, #f4f7fb); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 14px; padding: 30px; }
.map-fallback .pin { width: 64px; height: 64px; border-radius: 50%; background: var(--blue); color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: 0 12px 26px -10px var(--blue); }
.map-fallback .pin svg { width: 32px; height: 32px; }
.map-fallback .addr { font-size: 16px; font-weight: 700; color: var(--navy); }
.map-fallback .addr small { display:block; font-weight:500; color: var(--text-sub); margin-top:4px; }
.map-link-btn { position: absolute; bottom: 16px; right: 16px; z-index: 30; display: inline-flex; align-items: center; gap: 8px; padding: 11px 18px; background: #03c75a; color: #fff; border-radius: 10px; font-size: 14px; font-weight: 800; box-shadow: 0 8px 20px -8px rgba(0,0,0,.4); transition: transform .2s; }
.map-link-btn:hover { transform: translateY(-2px); }
.contact-info { background: var(--navy); color: #fff; border-radius: var(--radius); padding: 40px; }
.contact-info h3 { font-size: 23px; font-weight: 800; margin-bottom: 6px; }
.contact-info .sub { font-size: 14px; color: rgba(255,255,255,.65); margin-bottom: 24px; }
.info-row { display: flex; gap: 16px; padding: 16px 0; border-top: 1px solid rgba(255,255,255,.12); }
.info-row:first-of-type { border-top: none; }
.info-icon { flex-shrink: 0; width: 42px; height: 42px; border-radius: 12px; background: rgba(34,184,230,.16); color: var(--cyan); display: flex; align-items: center; justify-content: center; }
.info-icon svg { width: 22px; height: 22px; }
.info-row label { font-size: 12px; font-weight: 700; letter-spacing: 1.5px; color: var(--cyan); display: block; margin-bottom: 4px; }
.info-row p { font-size: 15.5px; color: #fff; }
.info-row a { color: #fff; }
.info-row a:hover { color: var(--cyan); }

/* ── GREETING (인사말) ──────────────────── */
.greet-card { position: relative; max-width: 920px; margin: 0 auto; background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 56px 60px; box-shadow: var(--shadow); overflow: hidden; }
.greet-card::before { content: '\201C'; position: absolute; top: 6px; left: 30px; font-size: 130px; line-height: 1; color: #e9f1fb; font-family: Georgia, serif; pointer-events: none; }
.greet-co { position: relative; font-size: 26px; font-weight: 800; color: var(--navy); margin-bottom: 24px; }
.greet-co span { color: var(--blue); }
.greet-lead { position: relative; font-size: 18.5px; font-weight: 700; color: var(--navy); line-height: 1.75; margin-bottom: 22px; }
.greet-card p { position: relative; font-size: 15.5px; color: var(--text-sub); line-height: 1.9; margin-bottom: 18px; }
.greet-card p:last-of-type { margin-bottom: 0; }
.greet-sign { display: flex; align-items: baseline; justify-content: flex-end; gap: 14px; margin-top: 38px; padding-top: 28px; border-top: 1px solid var(--line); }
.greet-sign .label { font-size: 14px; color: var(--text-sub); font-weight: 600; }
.greet-sign .name { font-size: 24px; font-weight: 800; color: var(--navy); letter-spacing: 5px; }

/* ── ORG CHART (조직도) ─────────────────── */
.org { text-align: center; }
.org-node { display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 9px; width: 156px; height: 156px; border-radius: 50%; background: #fff; border: 3px solid var(--blue); box-shadow: 0 16px 36px -18px rgba(26,143,227,.55); position: relative; z-index: 2; }
.org-node .org-ic { width: 46px; height: 46px; border-radius: 50%; background: #eaf4fd; color: var(--blue); display: flex; align-items: center; justify-content: center; }
.org-node .org-ic svg { width: 26px; height: 26px; }
.org-node span { font-size: 18px; font-weight: 800; color: var(--navy); }
.org-node.ceo { width: 170px; height: 170px; border-width: 4px; }
.org-node.mgr { width: 132px; height: 132px; border-color: #a9cdf0; }
.org-node.mgr span { font-size: 16px; }
.org-conn-v { width: 2px; height: 40px; background: #c8d6e8; margin: 0 auto; }
.org-branch { position: relative; padding-top: 40px; }
.org-branch::before { content: ''; position: absolute; top: 0; left: 12.5%; right: 12.5%; height: 2px; background: #c8d6e8; }
.org-depts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.org-dept { position: relative; }
.org-dept::before { content: ''; position: absolute; top: -40px; left: 50%; width: 2px; height: 40px; background: #c8d6e8; transform: translateX(-50%); }
.org-dept .box { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 26px 16px; display: flex; flex-direction: column; align-items: center; gap: 12px; transition: transform .25s, box-shadow .25s; }
.org-dept .box:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.org-dept .d-ic { width: 54px; height: 54px; border-radius: 14px; background: #eaf4fd; color: var(--blue); display: flex; align-items: center; justify-content: center; }
.org-dept .d-ic svg { width: 28px; height: 28px; }
.org-dept .box b { font-size: 16px; color: var(--navy); }
.org-dept.hl .box { background: linear-gradient(140deg, var(--blue), var(--blue-dark)); border: none; }
.org-dept.hl .box b { color: #fff; }
.org-dept.hl .d-ic { background: rgba(255,255,255,.22); color: #fff; }
.org-dept .roles { margin-top: 14px; font-size: 13px; color: var(--text-sub); line-height: 1.7; }

/* ── TIMELINE (연혁) ────────────────────── */
.timeline { position: relative; max-width: 940px; margin: 0 auto; }
.timeline::before { content: ''; position: absolute; left: 50%; top: 10px; bottom: 10px; width: 2px; background: linear-gradient(180deg, var(--blue), var(--cyan)); transform: translateX(-50%); }
.tl-item { position: relative; width: 50%; padding: 0 52px; margin-bottom: 30px; }
.tl-item:last-child { margin-bottom: 0; }
.tl-item.right { left: 50%; text-align: left; }
.tl-item.left  { left: 0;   text-align: right; }
.tl-item::after { content: ''; position: absolute; top: 4px; width: 18px; height: 18px; border-radius: 50%; background: #fff; border: 4px solid var(--blue); z-index: 2; box-shadow: 0 0 0 5px rgba(26,143,227,.12); }
.tl-item.right::after { left: -9px; }
.tl-item.left::after  { right: -9px; }
.tl-year { font-size: 30px; font-weight: 800; color: var(--blue); letter-spacing: -.5px; line-height: 1; margin-bottom: 14px; }
.tl-list { display: grid; gap: 2px; }
.tl-list li { display: flex; gap: 10px; align-items: baseline; font-size: 14.5px; padding: 4px 0; }
.tl-item.left .tl-list li { flex-direction: row-reverse; }
.tl-list .m { flex-shrink: 0; min-width: 20px; font-weight: 800; color: var(--navy); font-variant-numeric: tabular-nums; }
.tl-list .t { color: var(--text-sub); transition: color .2s; }
.tl-list li:hover .t { color: var(--blue-dark); }
.tl-list .t.hl { color: var(--blue-dark); font-weight: 700; }

/* ── SOLUTION DETAIL ────────────────────── */
.sol-detail { padding: 90px 0; }
.sol-detail.alt { background: var(--bg-soft); }
.sol-detail-head { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; margin-bottom: 48px; }
.sol-detail-head .txt .eyebrow { color: var(--blue); }
.sol-detail-head h2 { font-size: clamp(26px,3.4vw,34px); font-weight: 800; color: var(--navy); letter-spacing: -1px; margin-bottom: 8px; }
.sol-detail-head .sys { font-size: 15px; font-weight: 700; color: var(--blue-dark); margin-bottom: 18px; }
.sol-detail-head .img img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); }
.sol-bullets { display: grid; gap: 14px; margin: 0; }
.sol-bullets li { position: relative; padding-left: 28px; font-size: 15px; color: var(--text); line-height: 1.7; }
.sol-bullets li::before { content: '▸'; position: absolute; left: 6px; top: 1px; color: var(--blue); font-weight: 800; }
.feat-tags { display: flex; flex-wrap: wrap; gap: 22px 16px; margin-top: 12px; }
.feat-tags span { display: flex; flex-direction: column; align-items: center; gap: 14px; width: 112px; font-size: 14.5px; font-weight: 700; color: var(--navy); text-align: center; line-height: 1.35; }
.feat-tags span svg { width: 38px; height: 38px; color: var(--blue); background: #eaf4fd; border-radius: 50%; padding: 17px; box-sizing: content-box; box-shadow: 0 10px 22px -12px rgba(26,143,227,.55); transition: background .25s, color .25s, transform .25s, box-shadow .25s; }
.feat-tags span:hover svg { background: linear-gradient(135deg, var(--blue), var(--cyan)); color: #fff; transform: translateY(-5px); box-shadow: 0 16px 28px -12px rgba(26,143,227,.7); }
@media (max-width: 720px) {
  .feat-tags { gap: 18px 6px; justify-content: space-between; }
  .feat-tags span { width: 30%; }
}
.sub-h { font-size: 18px; font-weight: 800; color: var(--navy); margin: 36px 0 16px; padding-left: 14px; border-left: 4px solid var(--blue); }

/* spec / 조달 table */
.spec-table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; font-size: 14px; }
.spec-table th, .spec-table td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--line); }
.spec-table thead th { background: var(--navy); color: #fff; font-weight: 700; font-size: 13px; }
.spec-table tbody tr:last-child td { border-bottom: none; }
.spec-table tbody tr:hover { background: var(--bg-soft); }
.spec-table .code { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--blue-dark); }
.spec-table .amt { font-variant-numeric: tabular-nums; text-align: right; font-weight: 700; color: var(--navy); }
.spec-table .ctr { text-align: center; color: var(--text-sub); }
.spec-table a.g2b { color: var(--blue-dark); font-weight: 700; border-bottom: 1px dashed var(--blue); transition: color .15s, border-color .15s; }
.spec-table a.g2b:hover { color: var(--blue); border-bottom-style: solid; }
.spec-table a.g2b::after { content: ' ↗'; font-size: 11px; color: var(--blue); }
/* 소프트웨어 표 열 너비 지정 + 가운데 정렬 (단가 열은 남는 너비 자동) */
.spec-table.eqcol { table-layout: fixed; width: 100%; min-width: 980px; }
.spec-table.eqcol th, .spec-table.eqcol td { text-align: center; word-break: keep-all; overflow-wrap: break-word; }
.spec-table.eqcol th:nth-child(1), .spec-table.eqcol td:nth-child(1) { width: 56px; }
.spec-table.eqcol th:nth-child(2), .spec-table.eqcol td:nth-child(2) { width: 132px; }
.spec-table.eqcol th:nth-child(3), .spec-table.eqcol td:nth-child(3) { width: 132px; }
.spec-table.eqcol th:nth-child(4), .spec-table.eqcol td:nth-child(4) { width: 500px; }
/* 5번째(단가) 열은 너비 미지정 → 남는 너비 모두 차지 */

/* flow steps (솔루션 동작) */
.flow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.flow-step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; text-align: center; }
.flow-step .n { width: 50px; height: 50px; margin: 0 auto 16px; border-radius: 50%; background: var(--navy); color: #fff; font-size: 19px; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.flow-step:nth-child(2) .n { background: var(--blue); }
.flow-step:nth-child(3) .n { background: var(--cyan); }
.flow-step h4 { font-size: 16px; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.flow-step p { font-size: 13.5px; color: var(--text-sub); }
.flow-step::after { content: '›'; position: absolute; top: 50%; right: -13px; transform: translateY(-50%); font-size: 26px; color: #c2d2e6; z-index: 2; }
.flow-step:last-child::after { display: none; }

/* 시스템 동작 다이어그램 (카탈로그 이미지) */
.sys-diagram { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: 0 12px 32px -22px rgba(10,31,68,.35); }
.sys-diagram img { display: block; width: 100%; max-width: 1000px; margin: 0 auto; height: auto; }
@media (max-width: 720px) { .sys-diagram { padding: 16px; } }

/* ── CERT GRID (인증현황) ───────────────── */
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.cert-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 20px; text-align: center; transition: transform .2s, box-shadow .2s, border-color .2s; }
.cert-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #cfe0f2; }
.cert-item .ci { width: 52px; height: 52px; margin: 0 auto 14px; border-radius: 14px; background: linear-gradient(135deg, var(--blue), var(--cyan)); color: #fff; display: flex; align-items: center; justify-content: center; }
.cert-item .ci svg { width: 26px; height: 26px; }
.cert-item b { font-size: 14.5px; color: var(--navy); display: block; line-height: 1.45; }
.cert-item small { display: block; font-size: 12.5px; color: var(--text-sub); margin-top: 6px; }
.cert-group-title { font-size: 18px; font-weight: 800; color: var(--navy); margin: 0 0 20px; padding-left: 14px; border-left: 4px solid var(--blue); }

/* ── PERFORMANCE TABLE (실적) ───────────── */
.perf-table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; font-size: 14px; }
.perf-table th, .perf-table td { padding: 13px 18px; text-align: left; border-bottom: 1px solid var(--line); }
.perf-table thead th { background: var(--navy); color: #fff; font-weight: 700; font-size: 13px; }
.perf-table tbody tr:last-child td { border-bottom: none; }
.perf-table tbody tr:hover { background: var(--bg-soft); }
.perf-table .date { white-space: nowrap; font-variant-numeric: tabular-nums; font-weight: 700; color: var(--blue-dark); width: 110px; }
.perf-table .org { white-space: nowrap; color: var(--text-sub); }

/* ── PROCUREMENT PAGE ───────────────────── */
.prod-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.prod-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; transition: transform .2s, box-shadow .2s; }
.prod-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.prod-card .pc-ic { width: 50px; height: 50px; border-radius: 12px; background: #eaf4fd; color: var(--blue); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.prod-card .pc-ic svg { width: 26px; height: 26px; }
.prod-card h4 { font-size: 17px; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.prod-card .meta { font-size: 13px; color: var(--text-sub); margin-bottom: 12px; }
.prod-card .pc-amt { font-size: 20px; font-weight: 800; color: var(--blue-dark); }
.prod-card .pc-amt small { font-size: 13px; font-weight: 600; color: var(--text-sub); }
.prod-card .code-pill { display:inline-block; font-size: 12px; font-weight: 700; color: var(--blue-dark); background: #eaf4fd; border-radius: 6px; padding: 4px 10px; margin-bottom: 12px; font-variant-numeric: tabular-nums; }

/* ── CTA BAND ───────────────────────────── */
.cta-band { background: linear-gradient(120deg, var(--navy) 0%, var(--blue-dark) 100%); color: #fff; border-radius: 20px; padding: 52px; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; box-shadow: var(--shadow); }
.cta-band h3 { font-size: 26px; font-weight: 800; letter-spacing: -.5px; }
.cta-band p { margin-top: 10px; color: rgba(255,255,255,.8); font-size: 15px; }

/* ── FOOTER ─────────────────────────────── */
#footer { background: #07142e; color: rgba(255,255,255,.6); padding: 58px 0 30px; font-size: 14px; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 38px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand img { height: 26px; filter: brightness(0) invert(1); margin-bottom: 18px; }
.footer-brand p { line-height: 1.8; font-size: 13px; color: rgba(255,255,255,.5); max-width: 320px; }
.footer-col h5 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 16px; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: rgba(255,255,255,.55); transition: color .2s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 12.5px; color: rgba(255,255,255,.45); }

/* ── TOP BUTTON ─────────────────────────── */
#top-btn { position: fixed; bottom: 28px; right: 28px; z-index: 900; width: 48px; height: 48px; border-radius: 50%; background: var(--navy); color: #fff; border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow); opacity: 0; pointer-events: none; transition: opacity .3s, transform .2s, background .2s; }
#top-btn.show { opacity: 1; pointer-events: auto; }
#top-btn:hover { background: var(--blue); transform: translateY(-3px); }

/* ── REVEAL ─────────────────────────────── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ── CERT GALLERY (실제 인증서 이미지) ──── */
.cert-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(178px, 1fr)); gap: 18px; }
.cert-doc { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 12px; cursor: pointer; transition: transform .2s, box-shadow .2s, border-color .2s; }
.cert-doc:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--blue); }
.cert-doc .thumb { position: relative; border-radius: 8px; overflow: hidden; background: var(--bg-soft); aspect-ratio: 241 / 340; }
.cert-doc .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cert-doc .thumb::after { content: '🔍'; position: absolute; right: 8px; bottom: 8px; width: 28px; height: 28px; border-radius: 50%; background: rgba(10,31,68,.7); color:#fff; font-size: 13px; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity .2s; }
.cert-doc:hover .thumb::after { opacity: 1; }
.cert-doc .cap { margin-top: 10px; font-size: 13px; font-weight: 700; color: var(--navy); text-align: center; line-height: 1.4; }
.cert-doc .cap small { display: block; font-weight: 500; color: var(--text-sub); font-size: 12px; margin-top: 3px; }

/* lightbox */
.lightbox { position: fixed; inset: 0; z-index: 2000; background: rgba(7,15,40,.88); display: none; align-items: center; justify-content: center; padding: 40px; opacity: 0; transition: opacity .25s; }
.lightbox.open { display: flex; opacity: 1; }
.lightbox img { max-width: 90vw; max-height: 82vh; border-radius: 8px; box-shadow: 0 30px 80px -20px rgba(0,0,0,.7); background:#fff; }
.lightbox .lb-cap { position: absolute; bottom: 28px; left: 0; right: 0; text-align: center; color: #fff; font-size: 15px; font-weight: 600; }
.lightbox .lb-close { position: absolute; top: 22px; right: 28px; width: 46px; height: 46px; border-radius: 50%; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.4); color: #fff; font-size: 22px; cursor: pointer; }
.lightbox .lb-close:hover { background: rgba(255,255,255,.28); }
.lightbox .lb-nav { position: absolute; top: 50%; transform: translateY(-50%); width: 52px; height: 52px; border-radius: 50%; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.4); color: #fff; font-size: 24px; cursor: pointer; }
.lightbox .lb-nav:hover { background: rgba(255,255,255,.28); }
.lightbox .lb-prev { left: 24px; } .lightbox .lb-next { right: 24px; }

/* ── RESPONSIVE ─────────────────────────── */
@media (max-width: 1024px) {
  .sol-cards { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 980px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .proc-split { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; gap: 32px; }
  .comm-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .sol-detail-head { grid-template-columns: 1fr; gap: 28px; }
  .org-depts { grid-template-columns: 1fr 1fr; gap: 28px 22px; }
  .org-branch::before, .org-dept::before { display: none; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-cards { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; }
  .flow-step::after { display: none; }
}
@media (max-width: 760px) {
  .timeline { max-width: 100%; }
  .timeline::before { left: 7px; }
  .tl-item { width: 100%; left: 0; padding: 0 0 0 36px; text-align: left; margin-bottom: 28px; }
  .tl-item.right { left: 0; }
  .tl-item.right::after, .tl-item.left::after { left: -2px; right: auto; }
  .tl-item.left .tl-list li { flex-direction: row; }
  .greet-card { padding: 40px 26px; }
  .greet-card::before { font-size: 100px; left: 18px; }
  .org-depts { grid-template-columns: 1fr; gap: 18px; }
  .cert-badges { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .section { padding: 64px 0; }
  .sol-detail { padding: 60px 0; }
  .nav-toggle { display: flex; }
  .gnb, .header-cta { display: none; }
  .gnb.open { display: flex; flex-direction: column; align-items: stretch; gap: 0; position: absolute; top: 72px; left: 0; width: 100%; background: #fff; border-top: 1px solid var(--line); box-shadow: var(--shadow); padding: 8px 0; max-height: calc(100vh - 72px); overflow-y: auto; }
  .gnb.open > li > a { padding: 14px 24px; border-radius: 0; }
  .gnb.open .has-sub > a::after { display: none; }
  .gnb.open .sub { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; border-radius: 0; padding: 0; background: var(--bg-soft); }
  .gnb.open .sub li a { padding: 12px 40px; font-size: 14px; font-weight: 600; color: var(--text-sub); }
  #hero { height: auto; min-height: 0; }
  .slide { position: relative; visibility: visible; opacity: 0; display: none; }
  .slide.active { display: flex; opacity: 1; }
  #hero { padding: 110px 0 80px; }
  .hero-prev { left: 12px; } .hero-next { right: 12px; }
  .hero-arrow { width: 42px; height: 42px; }
  .cta-band { padding: 36px 26px; }
  .proc-box, .contact-info, .greet-card { padding: 30px 24px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 28px; }
  .cert-grid { grid-template-columns: 1fr 1fr; }
  .perf-table .org { white-space: normal; }
  .subtabs { top: 60px; }
}