/* =========================================================
   Msecure — shared stylesheet
   Palette referenced from the live msecure.co brand system
   (primary blue #17a3de, white ground, pill buttons, blue title bar)
   ========================================================= */
:root{
  --primary:#17a3de;
  --primary-600:#0f8fc7;
  --primary-700:#0c76a6;
  --primary-tint:#eef8fe;
  --ink:#141414;
  --body:#444;
  --muted:#666;
  --faint:#999;
  --line:#e5e5e5;
  --line-soft:#eee;
  --bg-soft:#f7f9fb;
  --bg-footer:#f2f2f2;
  --radius:14px;
  --radius-sm:8px;
  --pill:25px;
  --header-h:84px;
  --header-h-scrolled:66px;
  --maxw:1160px;
  --shadow:0 10px 34px rgba(20,20,20,0.08);
  --font: 'Malgun Gothic', 'Apple SD Gothic Neo', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'NanumSquareRound', 'Noto Sans KR', sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  color:var(--body);
  background:#fff;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,p{margin:0;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
section{scroll-margin-top:var(--header-h-scrolled);}
[id]{scroll-margin-top:var(--header-h-scrolled);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--pill);font-weight:800;font-size:14.5px;
  border:2px solid var(--primary);cursor:pointer;white-space:nowrap;
  transition:background .3s ease,color .3s ease,transform .15s ease;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-700);border-color:var(--primary-700);}
.btn-outline{background:#fff;color:var(--primary);}
.btn-outline:hover{background:var(--primary);color:#fff;}
.btn-white{background:#fff;color:var(--primary);border-color:#fff;}
.btn-white:hover{background:transparent;color:#fff;}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.8);}
.btn-outline-light:hover{background:#fff;color:var(--primary);border-color:#fff;}
.btn-sm{padding:9px 18px;font-size:13px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:800;font-size:14px;color:var(--primary);cursor:pointer;}
.link-arrow svg{transition:transform .2s ease;}
.link-arrow:hover svg{transform:translateX(4px);}

/* ---------- Header / GNB ---------- */
header.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--header-h);
  display:flex;align-items:center;background:#fff;border-bottom:1px solid var(--line);
  transition:height .3s ease,box-shadow .3s ease;
}
header.site-header.scrolled{height:var(--header-h-scrolled);box-shadow:0 6px 24px rgba(20,20,20,.08);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%;}
.logo{display:flex;align-items:center;}
.logo img{height:28px;width:auto;display:block;}

nav.gnb{display:flex;align-items:center;gap:4px;}
.gnb-item{position:relative;}
.gnb-link{
  display:flex;align-items:center;gap:5px;padding:10px 18px;font-weight:800;font-size:15px;
  color:var(--muted);border-radius:8px;cursor:pointer;transition:color .2s ease;
}
.gnb-link:hover{color:var(--primary);}
.gnb-item.current .gnb-link{color:var(--primary);text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px;}
.gnb-item .caret{width:9px;height:9px;transition:transform .2s ease;opacity:.7;}
.gnb-item.open .caret{transform:rotate(180deg);}
.dropdown{
  position:absolute;top:100%;left:50%;transform:translateX(-50%);
  padding-top:10px;min-width:220px;
  opacity:0;pointer-events:none;transition:opacity .18s ease;
}
.gnb-item.open .dropdown{opacity:1;pointer-events:auto;}
.dropdown-card{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow);padding:8px;transform:translateY(-6px);transition:transform .18s ease;
}
.gnb-item.open .dropdown-card{transform:translateY(0);}
.dropdown a{display:block;padding:10px 14px;border-radius:8px;font-size:14px;font-weight:700;color:var(--muted);}
.dropdown a:hover{background:var(--primary-tint);color:var(--primary);}

.header-actions{display:flex;align-items:center;gap:10px;}
.lang-switch{display:flex;align-items:center;gap:2px;padding:3px;border-radius:999px;background:var(--bg-soft);border:1px solid var(--line);}
.lang-switch a{padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:800;color:var(--muted);}
.lang-switch a.active{background:var(--primary);color:#fff!important;}
.mp-lang{display:flex;gap:8px;margin:18px 0 6px;}
.mp-lang a{flex:1;text-align:center;padding:10px;border-radius:10px;border:2px solid var(--line);font-weight:800;font-size:13.5px;color:var(--muted);}
.mp-lang a.active{background:var(--primary);border-color:var(--primary);color:#fff;}
.contact-pill{
  padding:9px 20px;border-radius:var(--pill);background:var(--primary);color:#fff!important;
  font-weight:800;font-size:13.5px;
}
.hamburger{display:none;width:38px;height:38px;border-radius:8px;border:1px solid var(--line);background:transparent;cursor:pointer;align-items:center;justify-content:center;}
.hamburger span,.hamburger span::before,.hamburger span::after{background:var(--ink);}
.hamburger span{display:block;width:18px;height:2px;position:relative;}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;transition:transform .2s ease;}
.hamburger span::before{top:-6px;}
.hamburger span::after{top:6px;}

.mobile-panel{
  position:fixed;top:0;left:0;right:0;bottom:0;background:#fff;z-index:1400;
  padding:26px 24px;overflow-y:auto;transform:translateY(-12px);opacity:0;pointer-events:none;
  transition:opacity .2s ease,transform .2s ease;
}
.mobile-panel.open{opacity:1;pointer-events:auto;transform:translateY(0);}
.mobile-panel .mp-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.mobile-panel a.top-link{display:block;padding:15px 4px;font-weight:800;font-size:18px;border-bottom:1px solid var(--line-soft);color:var(--ink);}
.mobile-sub{padding:6px 12px 14px;display:none;}
.mobile-sub.open{display:block;}
.mobile-sub a{display:block;padding:9px 4px;font-size:14.5px;color:var(--muted);font-weight:700;}
.mp-close{width:36px;height:36px;border-radius:50%;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;}

/* ---------- Hero band (per-page) — real dark tech background from the design file ---------- */
.page-hero{
  padding:calc(var(--header-h) + 70px) 0 60px;
  background-color:#060a14;
  background-size:cover;background-position:center;background-repeat:no-repeat;
  color:#fff;position:relative;overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(4,8,18,.35) 0%, rgba(4,8,18,.82) 100%);
  pointer-events:none;
}
.page-hero .inner{position:relative;z-index:1;}
.page-hero .eyebrow{font-weight:800;font-size:13px;letter-spacing:.14em;color:rgba(255,255,255,.85);margin-bottom:12px;text-transform:uppercase;}
.page-hero h1{font-size:clamp(28px,4vw,42px);font-weight:800;letter-spacing:-.01em;}
.page-hero p{margin-top:14px;font-size:16px;color:rgba(255,255,255,.9);max-width:640px;}

.home-hero{padding:calc(var(--header-h) + 110px) 0 100px;}
.home-hero h1{font-size:clamp(32px,5vw,52px);line-height:1.28;}
.home-hero .cta-row{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap;}
.home-hero .tag-row{margin-top:44px;display:flex;gap:10px;flex-wrap:wrap;}
.pill-tag{
  padding:9px 16px;border-radius:999px;font-size:13px;font-weight:700;
  background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.35);color:#fff;
  display:inline-flex;align-items:center;gap:7px;
}
.pill-tag .bullet{width:6px;height:6px;border-radius:50%;background:#fff;}

/* ---------- Section titles (matches original titleLine pattern) ---------- */
.section-pad{padding:96px 0;}
.section-pad-sm{padding:64px 0;}
.alt-bg{background:var(--bg-soft);}
.sec-title{max-width:720px;margin-bottom:44px;}
.sec-title .title-line{display:block;width:47px;height:7px;background:var(--primary);border-radius:4px;margin-bottom:16px;}
.sec-title h2{font-size:clamp(24px,3.2vw,32px);font-weight:800;color:var(--ink);}
.sec-title h2 small{font-weight:700;color:var(--faint);font-size:15px;margin-left:10px;}
.sec-title p{margin-top:14px;color:var(--muted);font-size:15.5px;}

/* ---------- Cards / grids ---------- */
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.work-card{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;box-shadow:0 2px 14px rgba(20,20,20,.04);
}
.work-card .work-img{
  width:52px;height:52px;margin:28px 0 0 28px;
  display:flex;align-items:center;justify-content:center;
}
.work-card .work-img img{width:52px;height:52px;object-fit:contain;}
.work-card .work-body{padding:18px 28px 32px;display:flex;flex-direction:column;gap:16px;}
.work-card .num{font-weight:800;font-size:13px;color:var(--primary);}
.work-card h3{font-size:20px;font-weight:800;color:var(--ink);}
.work-card p{color:var(--muted);font-size:14.5px;}
.check-list{display:flex;flex-direction:column;gap:11px;margin-top:2px;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:13.8px;color:var(--muted);}
.check-list .tick{flex:none;width:18px;height:18px;border-radius:50%;background:var(--primary-tint);color:var(--primary);display:flex;align-items:center;justify-content:center;margin-top:1px;}
.check-list .tick svg{width:10px;height:10px;}
.check-list b{color:var(--ink);}

.tag-chip{font-size:11.5px;padding:5px 11px;border-radius:999px;background:var(--bg-soft);color:var(--muted);font-weight:700;}
.tag-row-sm{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px;}

/* ---------- Carousel (home solutions) ---------- */
.carousel-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap;}
.carousel-arrows{display:flex;gap:10px;}
.icon-btn{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink);}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);}
.carousel-wrap{overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;margin:0 -24px;padding:4px 24px 12px;}
.carousel-wrap::-webkit-scrollbar{display:none;}
.carousel-track{display:flex;gap:20px;}
.sol-card{
  scroll-snap-align:start;flex:none;width:280px;background:#fff;border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:0 0 24px;display:flex;flex-direction:column;gap:12px;overflow:hidden;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.sol-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow);}
.sol-card .shot{height:120px;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;overflow:hidden;}
.sol-card .shot img{width:100%;height:100%;object-fit:cover;}
.sol-card .body{padding:16px 24px 0;display:flex;flex-direction:column;gap:12px;}
.sol-card .tag{font-size:12px;color:var(--primary);font-weight:800;}
.sol-card h4{font-size:18px;font-weight:800;color:var(--ink);}
.sol-card .tagline{font-size:13.5px;color:var(--faint);font-style:italic;}
.sol-card p{font-size:13.6px;color:var(--muted);flex:1;}

/* ---------- Core tech ---------- */
.tech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.tech-card{background:var(--ink);color:#fff;border-radius:var(--radius);padding:30px 26px;display:flex;flex-direction:column;gap:14px;}
.tech-icon{width:44px;height:44px;object-fit:contain;}
.tech-card .quote{font-size:15px;font-weight:800;color:#7fd4f7;line-height:1.5;}
.tech-card h3{font-size:18.5px;font-weight:800;}
.tech-card .en{font-size:12px;color:#9aa1ab;font-weight:400;}
.tech-card p{font-size:13.4px;color:#c4c9d1;}

/* ---------- Tabs ---------- */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px;}
.tab-btn{padding:10px 20px;border-radius:var(--pill);border:2px solid var(--line);background:#fff;font-weight:800;font-size:13.8px;color:var(--muted);cursor:pointer;}
.tab-btn.active{background:var(--primary);border-color:var(--primary);color:#fff;}
.tab-panel{display:none;}
.tab-panel.active{display:block;}
.tab-panel-body{background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);padding:32px;display:grid;grid-template-columns:1.2fr 1fr;gap:36px;box-shadow:0 2px 14px rgba(20,20,20,.04);}
.tab-panel-body p{color:var(--muted);font-size:15px;}
.customer-tags .label{font-size:12.5px;font-weight:800;color:var(--faint);margin-bottom:10px;}

.subtab-switch{display:inline-flex;gap:4px;padding:4px;background:var(--bg-soft);border-radius:var(--pill);margin-bottom:26px;flex-wrap:wrap;}
.subtab-btn{padding:9px 18px;border-radius:var(--pill);font-weight:800;font-size:13.5px;color:var(--muted);cursor:pointer;}
.subtab-btn.active{background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.08);color:var(--primary);}
.subtab-panel{display:none;}
.subtab-panel.active{display:block;}

/* ---------- About: intro / pillars / org / ceo ---------- */
.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.since-badge{display:inline-block;font-weight:800;font-size:13px;color:var(--primary);border:2px solid var(--primary-tint);background:var(--primary-tint);padding:6px 16px;border-radius:999px;margin-bottom:18px;}
.about-intro h2{font-size:clamp(24px,3vw,32px);font-weight:800;color:var(--ink);line-height:1.4;}
.about-intro .body-text{margin-top:18px;color:var(--muted);font-size:15px;}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.pillar{background:#fff;border:1px solid var(--line-soft);border-radius:12px;padding:22px;box-shadow:0 2px 14px rgba(20,20,20,.04);}
.pillar .en{color:var(--primary);font-weight:800;font-size:13px;}
.pillar .kr{margin-top:6px;font-weight:800;font-size:14.5px;color:var(--ink);}

.org-ceo{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px;}
.info-card{background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);padding:30px;box-shadow:0 2px 14px rgba(20,20,20,.04);}
.info-card h4{font-size:15px;font-weight:800;margin-bottom:12px;color:var(--primary);}
.info-card p{color:var(--muted);font-size:14.3px;}
.ceo-name{margin-top:14px;font-weight:800;font-size:14px;color:var(--ink);}
.info-card.ceo-card{display:grid;grid-template-columns:96px 1fr;gap:18px;align-items:center;}
.ceo-photo{width:96px;height:96px;border-radius:50%;object-fit:cover;border:3px solid var(--primary-tint);}
.org-diagram{margin-top:16px;width:100%;max-width:280px;}

/* ---------- History timeline (horizontal scroll, PPT-style) ---------- */
.hist-head{display:flex;justify-content:flex-end;margin-bottom:16px;}
.hist-arrows{display:flex;gap:10px;}
.history-scroll{overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;margin:0 -24px;padding:4px 24px 12px;}
.history-scroll::-webkit-scrollbar{display:none;}
.history-track{display:flex;gap:20px;}
.history-card{
  scroll-snap-align:start;flex:none;width:260px;background:#fff;border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:26px 22px;box-shadow:0 2px 14px rgba(20,20,20,.04);
  border-top:4px solid var(--primary);
}
.history-card .year{font-size:26px;font-weight:800;color:var(--primary);margin-bottom:16px;}
.history-card ul{display:flex;flex-direction:column;gap:10px;}
.history-card li{font-size:13.3px;color:var(--muted);padding-left:14px;position:relative;line-height:1.5;}
.history-card li::before{content:"";position:absolute;left:0;top:7px;width:5px;height:5px;border-radius:50%;background:var(--primary);}
.history-card li a{color:var(--primary);text-decoration:underline;text-underline-offset:2px;}
.history-card li a:hover{color:var(--ink);}

.patents-block{border-top:1px solid var(--line);padding-top:26px;}
.patent-row{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line);}
.patent-row .region{font-weight:800;font-size:14px;color:var(--ink);}
.patent-row li{font-size:13.6px;color:var(--muted);padding:6px 0;}
.patent-note{margin-top:18px;font-size:13px;color:var(--faint);}
.patent-li{display:flex;gap:12px;align-items:flex-start;}
.patent-cert{flex:none;width:44px;height:auto;border-radius:5px;border:1px solid var(--line-soft);box-shadow:0 2px 8px rgba(20,20,20,.1);margin-top:2px;}

.partner-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;}
.partner-chip{padding:22px 10px;text-align:center;background:#fff;border:1px solid var(--line-soft);border-radius:10px;font-weight:800;font-size:13.5px;color:var(--muted);}

.partner-logo-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:14px;}
.partner-logo-card{aspect-ratio:16/9;background:#fff;border:1px solid var(--line-soft);border-radius:10px;display:flex;align-items:center;justify-content:center;padding:14px;transition:border-color .2s ease,box-shadow .2s ease;}
.partner-logo-card:hover{border-color:var(--primary);box-shadow:0 4px 16px rgba(20,20,20,.08);}
.partner-logo-card img{max-width:100%;max-height:100%;object-fit:contain;filter:grayscale(1);opacity:.75;transition:filter .2s ease,opacity .2s ease;}
.partner-logo-card:hover img{filter:grayscale(0);opacity:1;}

/* ---------- Partner banner (marquee) ---------- */
.partner-banner{overflow:hidden;position:relative;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 60px,#000 calc(100% - 60px),transparent 100%);mask-image:linear-gradient(90deg,transparent 0,#000 60px,#000 calc(100% - 60px),transparent 100%);}
.partner-banner + .partner-banner{margin-top:14px;}
.partner-track{display:flex;gap:14px;width:max-content;animation:partnerScroll 46s linear infinite;}
.partner-banner:hover .partner-track{animation-play-state:paused;}
.partner-track.rev{animation-direction:reverse;animation-duration:52s;}
.partner-track .partner-logo-card{width:150px;aspect-ratio:auto;height:78px;flex:none;}
@keyframes partnerScroll{from{transform:translateX(0);}to{transform:translateX(-50%);}}
@media (max-width:560px){.partner-track .partner-logo-card{width:120px;height:64px;}}

.stat-reduction-img{margin-top:16px;max-width:260px;width:100%;display:block;}

/* ---------- Product ---------- */
.product-nav{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:40px;position:sticky;top:calc(var(--header-h-scrolled) + 12px);z-index:10;}
.product-nav a{padding:9px 18px;border-radius:var(--pill);background:#fff;border:1px solid var(--line);font-size:13px;font-weight:800;color:var(--muted);box-shadow:0 2px 10px rgba(20,20,20,.04);}
.product-nav a:hover{color:var(--primary);border-color:var(--primary);}
.product-block{border-top:1px solid var(--line);padding:64px 0;}
.product-block:first-child{border-top:none;padding-top:0;}
.product-top{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;}
.product-badge-row{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap;}
.product-top h3{font-size:clamp(22px,2.6vw,28px);font-weight:800;margin-bottom:14px;color:var(--ink);}
.product-top .tagline{color:var(--primary);font-weight:800;font-size:14.5px;margin-bottom:10px;}
.product-top p.desc{color:var(--muted);font-size:15px;}
.product-links{margin-top:22px;display:flex;gap:10px;flex-wrap:wrap;}
.cert-box{margin-top:22px;display:flex;gap:12px;align-items:center;padding:14px 18px;border:1px dashed var(--line);border-radius:10px;font-size:12.6px;color:var(--muted);}
.cert-box b{color:var(--ink);}
.video-link-card{display:flex;align-items:center;gap:16px;width:100%;margin-top:20px;padding:12px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:0 2px 12px rgba(20,20,20,.05);transition:box-shadow .15s,border-color .15s;}
.video-link-card:hover{border-color:var(--primary);box-shadow:0 4px 18px rgba(20,20,20,.09);}
.video-link-thumb{position:relative;flex:none;width:160px;border-radius:8px;overflow:hidden;background:#000;line-height:0;}
.video-link-thumb img{width:100%;display:block;}
.video-link-thumb .play-badge{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff;background:rgba(0,0,0,.25);}
.video-link-label{font-weight:800;font-size:14.5px;color:var(--ink);}
.video-link-card:hover .video-link-label{color:var(--primary);}
@media (max-width:480px){.video-link-thumb{width:110px;}}
.feature-panel{background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:var(--radius);padding:26px;}
.feature-panel .check-list{gap:16px;}
.product-shot{display:flex;align-items:center;justify-content:center;margin-bottom:20px;background:#fff;border:1px solid var(--line-soft);border-radius:12px;padding:16px;min-height:160px;}
.product-shot img{max-width:100%;max-height:220px;object-fit:contain;}
.stat-compare{display:flex;align-items:center;gap:18px;margin-top:18px;}
.stat-box{flex:1;text-align:center;background:#fff;border-radius:10px;padding:16px;border:1px solid var(--line-soft);}
.stat-box b{display:block;font-size:22px;font-weight:800;}
.stat-box.old b{color:#e05a5a;}
.stat-box.new b{color:var(--primary);}
.stat-box span{font-size:11.5px;color:var(--faint);}
.stat-arrow{color:var(--faint);}
.func-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px;}
.func-grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px;}
.func-card{background:#fff;border:1px solid var(--line-soft);border-radius:12px;padding:22px;overflow:hidden;}
.func-card .shot{margin:-22px -22px 16px;background:var(--bg-soft);}
.func-card .shot img{width:100%;display:block;max-height:220px;object-fit:cover;object-position:top;}
.func-card .fnum{color:var(--primary);font-weight:800;font-size:13px;margin-bottom:10px;}
.product-brand{height:24px;width:auto;margin-bottom:12px;display:block;}
.func-card h5{font-size:14.8px;font-weight:800;margin-bottom:8px;color:var(--ink);}
.func-card p{font-size:13px;color:var(--muted);}
.os-chip-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;}
.os-chip{font-size:12px;font-weight:700;padding:6px 12px;border-radius:8px;background:#fff;border:1px solid var(--line-soft);color:var(--muted);}

/* ---------- Consulting ---------- */
.consult-block{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:flex-start;padding:52px 0;border-top:1px solid var(--line);}
.consult-block:first-child{border-top:none;padding-top:0;}
.consult-block h3{font-size:22px;font-weight:800;margin-bottom:14px;color:var(--ink);}
.consult-block .num-badge{color:var(--primary);font-weight:800;font-size:13px;margin-bottom:12px;display:block;}
.consult-note{margin-top:16px;font-size:12.5px;color:var(--faint);}
.consult-body p{color:var(--muted);font-size:15px;}
.consult-icon{width:44px;height:44px;margin-bottom:14px;}
.consult-icon img{width:100%;height:100%;object-fit:contain;}
.consult-photo{float:right;margin:0 0 14px 20px;width:180px;background:#fff;border:1px solid var(--line-soft);border-radius:12px;padding:14px;display:flex;align-items:center;justify-content:center;}
.consult-photo img{max-width:100%;max-height:200px;object-fit:contain;}
.consult-photo.wide{float:none;width:100%;max-width:460px;margin:0 0 18px;}
.consult-photo.wide img{max-height:240px;}
@media (max-width:640px){.consult-photo{float:none;width:100%;max-width:260px;margin:0 0 16px;}}
.flow-diagram{display:flex;align-items:stretch;gap:0;margin-top:22px;flex-wrap:wrap;background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:14px;padding:22px;}
.flow-step{flex:1 1 140px;display:flex;flex-direction:column;gap:6px;padding:6px 14px;}
.flow-num{width:26px;height:26px;border-radius:50%;background:var(--primary);color:#fff;font-size:11.5px;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:4px;}
.flow-step b{font-size:13.5px;color:var(--ink);font-weight:800;}
.flow-step span{font-size:12px;color:var(--muted);line-height:1.5;}
.flow-arrow{flex:none;display:flex;align-items:center;justify-content:center;padding:0 6px;color:var(--primary);font-weight:800;font-size:16px;}
@media (max-width:640px){.flow-diagram{flex-direction:column;}.flow-arrow{transform:rotate(90deg);padding:2px 0;}}

.zt-diagram{display:flex;align-items:center;gap:10px;margin-top:22px;background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:14px;padding:24px;flex-wrap:wrap;}
.zt-col{display:flex;flex-direction:column;gap:8px;flex:1 1 120px;}
.zt-chip{background:#fff;border:1px solid var(--line);border-radius:var(--pill);padding:8px 14px;font-size:12.5px;font-weight:700;color:var(--ink);text-align:center;}
.zt-arrow{flex:none;color:var(--primary);font-weight:800;font-size:18px;}
.zt-hub{flex:none;display:flex;flex-direction:column;align-items:center;gap:8px;background:var(--ink,#173263);background:linear-gradient(135deg,#1c3f7c,#1a3466);border-radius:14px;padding:18px 22px;}
.zt-hub img{width:32px;height:32px;object-fit:contain;}
.zt-hub span{color:#fff;font-size:12px;font-weight:800;letter-spacing:.03em;}
@media (max-width:640px){.zt-diagram{flex-direction:column;}.zt-arrow{transform:rotate(90deg);}.zt-col{width:100%;}}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.map-frame{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-soft);height:100%;min-height:340px;}
.map-frame iframe{width:100%;height:100%;border:0;display:block;}
.contact-info-card{background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);padding:36px;display:flex;flex-direction:column;gap:22px;box-shadow:0 2px 14px rgba(20,20,20,.04);}
.info-row{display:flex;gap:14px;align-items:flex-start;}
.info-row .ic{flex:none;width:38px;height:38px;border-radius:10px;background:var(--primary-tint);color:var(--primary);display:flex;align-items:center;justify-content:center;}
.info-row .ic img{width:18px;height:18px;object-fit:contain;}
.info-row .label{font-size:12px;color:var(--faint);font-weight:800;}
.info-row .val{font-size:15px;font-weight:800;margin-top:2px;color:var(--ink);}
.contact-info-card .btn{margin-top:6px;}
.contact-note{color:var(--muted);font-size:13.5px;padding-top:10px;border-top:1px solid var(--line-soft);}

/* ---------- Footer ---------- */
footer{background:var(--ink);color:#c7cbd2;padding:70px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr .8fr;gap:40px;}
.footer-logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:19px;color:#fff;margin-bottom:16px;}
.footer-logo .dot{width:8px;height:8px;border-radius:50%;background:var(--primary);}
footer .desc{font-size:13.4px;color:#93989f;max-width:340px;}
footer .addr{margin-top:18px;font-size:12.6px;color:#93989f;line-height:1.8;}
.footer-col h5{font-size:12.5px;letter-spacing:.03em;color:#7d838c;font-weight:800;margin-bottom:16px;text-transform:uppercase;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:13.6px;color:#c7cbd2;}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{margin-top:54px;padding-top:24px;border-top:1px solid rgba(255,255,255,0.08);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;}
.footer-bottom .copyright{font-size:12.5px;color:#7d838c;}
.sns-row{display:flex;gap:10px;}
.sns-row a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,0.06);display:flex;align-items:center;justify-content:center;}
.sns-row a:hover{background:var(--primary);color:#fff;}
.sns-row svg{width:16px;height:16px;}

#toTop{position:fixed;right:22px;bottom:22px;z-index:500;width:46px;height:46px;border-radius:50%;background:#fff;border:1px solid var(--line);display:none;align-items:center;justify-content:center;box-shadow:var(--shadow);cursor:pointer;}
#toTop.show{display:flex;}

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  nav.gnb,.header-actions .contact-pill{display:none;}
  .hamburger{display:flex;}
  .cards-3{grid-template-columns:1fr;}
  .tech-grid{grid-template-columns:1fr;}
  .about-intro{grid-template-columns:1fr;gap:32px;}
  .pillars{grid-template-columns:1fr 1fr 1fr;}
  .partner-logo-grid{grid-template-columns:repeat(4,1fr);}
  .tab-panel-body{grid-template-columns:1fr;}
  .org-ceo{grid-template-columns:1fr;}
  .partner-grid{grid-template-columns:repeat(3,1fr);}
  .product-top{grid-template-columns:1fr;}
  .func-grid-3{grid-template-columns:1fr 1fr;}
  .func-grid-4{grid-template-columns:1fr 1fr;}
  .consult-block{grid-template-columns:1fr;gap:20px;}
  .contact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .patent-row{grid-template-columns:90px 1fr;}
}
@media (max-width: 560px){
  .partner-grid{grid-template-columns:repeat(2,1fr);}
  .partner-logo-grid{grid-template-columns:repeat(3,1fr);}
  .pillars{grid-template-columns:1fr;}
  .func-grid-3,.func-grid-4{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .home-hero .cta-row{flex-direction:column;align-items:stretch;}
  .patent-row{grid-template-columns:1fr;gap:8px;}
  .history-card{width:220px;}
}