/* ================================================================
   KDT IDC — 2025 Ultra Modern Redesign
   Inspired by: Equinix, Digital Realty, NTT, CoreSite
   Trends: Gradient Mesh · Glassmorphism Pro · 3D Cards
           Neon Glow Lines · Bold Hero Typography · Micro-FX
           Scroll-reveal · Liquid Gradient · Particle Grid
================================================================ */

/* ── Reset & Base ─────────────────────────────────────────────── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  background: #04070f;
  color: #e2e8f0;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration:none; color:inherit; }
ul { list-style:none; }
img { max-width:100%; display:block; }
button { font-family:inherit; cursor:pointer; border:none; background:none; }

/* ── Design Tokens ────────────────────────────────────────────── */
:root {
  --bg:         #04070f;
  --bg-2:       #080d1a;
  --bg-card:    rgba(255,255,255,0.03);
  --bg-card-h:  rgba(255,255,255,0.06);
  --border:     rgba(255,255,255,0.07);
  --border-2:   rgba(255,255,255,0.12);
  --border-3:   rgba(255,255,255,0.18);

  /* Brand Palette */
  --blue:       #2563eb;
  --blue-l:     #3b82f6;
  --blue-xl:    #60a5fa;
  --blue-glow:  rgba(59,130,246,0.45);
  --cyan:       #06b6d4;
  --cyan-l:     #22d3ee;
  --cyan-glow:  rgba(6,182,212,0.4);
  --purple:     #7c3aed;
  --purple-l:   #a78bfa;
  --purple-glow:rgba(124,58,237,0.4);
  --emerald:    #059669;
  --emerald-l:  #34d399;
  --amber:      #d97706;
  --amber-l:    #fbbf24;
  --rose:       #e11d48;
  --rose-l:     #fb7185;

  --text-1:  #f8fafc;
  --text-2:  #cbd5e1;
  --text-3:  #94a3b8;
  --text-4:  #64748b;

  /* Gradients */
  --grad-brand:  linear-gradient(135deg,#2563eb 0%,#7c3aed 50%,#06b6d4 100%);
  --grad-blue:   linear-gradient(135deg,#2563eb,#06b6d4);
  --grad-purple: linear-gradient(135deg,#7c3aed,#e11d48);
  --grad-green:  linear-gradient(135deg,#059669,#06b6d4);
  --grad-warm:   linear-gradient(135deg,#d97706,#e11d48);

  --r-xs: 6px; --r-sm: 10px; --r-md: 16px; --r-lg: 20px; --r-xl: 28px; --r-2xl: 40px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --transition-fast: 0.15s ease;
  --shadow-card:  0 8px 40px rgba(0,0,0,0.5);
  --shadow-glow-blue: 0 0 60px rgba(37,99,235,0.3);
  --shadow-glow-cyan: 0 0 60px rgba(6,182,212,0.3);
}

/* ── Layout ───────────────────────────────────────────────────── */
.container { max-width:1280px; margin:0 auto; padding:0 32px; position:relative; }
.section    { padding:120px 0; position:relative; }
.text-center { text-align:center; }
.mb-16 { margin-bottom:16px; }
.mb-24 { margin-bottom:24px; }
.mb-32 { margin-bottom:32px; }
.mb-48 { margin-bottom:48px; }
.mb-64 { margin-bottom:64px; }
.mt-16 { margin-top:16px; }
.mt-24 { margin-top:24px; }
.mt-32 { margin-top:32px; }
.mt-48 { margin-top:48px; }

/* ── Scroll Animations ────────────────────────────────────────── */
.reveal { opacity:0; transform:translateY(40px); transition:opacity 0.8s cubic-bezier(0.16,1,0.3,1), transform 0.8s cubic-bezier(0.16,1,0.3,1); }
.reveal.in { opacity:1; transform:none; }
.reveal-d1 { transition-delay:0.05s; }
.reveal-d2 { transition-delay:0.15s; }
.reveal-d3 { transition-delay:0.25s; }
.reveal-d4 { transition-delay:0.35s; }
.reveal-d5 { transition-delay:0.45s; }

/* ── Typography ───────────────────────────────────────────────── */
.eyebrow {
  display:inline-flex; align-items:center; gap:8px;
  font-size:0.7rem; font-weight:700; letter-spacing:4px;
  text-transform:uppercase;
  color:var(--cyan-l);
  padding:5px 16px 5px 12px;
  background:rgba(34,211,238,0.06);
  border:1px solid rgba(34,211,238,0.18);
  border-radius:999px;
  margin-bottom:20px;
}
.eyebrow-dot {
  width:5px; height:5px;
  background:var(--cyan-l);
  border-radius:50%;
  animation:pulse-dot 2.5s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100%{ opacity:1; box-shadow:0 0 0 0 rgba(34,211,238,0.5); }
  50%{ opacity:0.6; box-shadow:0 0 0 5px rgba(34,211,238,0); }
}

.hero-h1 {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text-1);
}
.hero-h1 .grad-text {
  background: var(--grad-brand);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
  background-size: 200% auto;
  animation: grad-shift 4s linear infinite;
}
@keyframes grad-shift {
  0%{ background-position:0% 50%; }
  50%{ background-position:100% 50%; }
  100%{ background-position:0% 50%; }
}

.section-h2 {
  font-size:clamp(1.9rem,3.5vw,3rem);
  font-weight:800; letter-spacing:-0.02em;
  color:var(--text-1); line-height:1.15;
}
.grad-text {
  background: var(--grad-blue);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.grad-text-purple {
  background: var(--grad-purple);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}

.section-body {
  font-size:1.05rem; color:var(--text-2); line-height:1.8; max-width:600px;
}

/* ── Buttons ──────────────────────────────────────────────────── */
.btn {
  display:inline-flex; align-items:center; gap:9px;
  padding:14px 30px; border-radius:12px;
  font-size:0.92rem; font-weight:600;
  transition:var(--transition);
  border:1px solid transparent;
  position:relative; overflow:hidden;
  cursor:pointer;
}
.btn-shine::before {
  content:''; position:absolute;
  top:0; left:-100%; width:60%; height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.1),transparent);
  transition:left 0.6s ease;
}
.btn-shine:hover::before { left:150%; }

.btn-primary {
  background: var(--grad-blue);
  color:#fff;
  box-shadow: 0 4px 20px rgba(37,99,235,0.35);
}
.btn-primary:hover {
  transform:translateY(-2px);
  box-shadow: 0 8px 32px rgba(37,99,235,0.55);
}
.btn-outline {
  background:transparent;
  color:var(--text-1);
  border-color:var(--border-2);
  backdrop-filter:blur(8px);
}
.btn-outline:hover {
  background:var(--bg-card-h);
  border-color:var(--border-3);
  transform:translateY(-2px);
}
.btn-glow {
  background:rgba(37,99,235,0.12);
  color:var(--blue-xl);
  border-color:rgba(37,99,235,0.25);
}
.btn-glow:hover {
  background:rgba(37,99,235,0.2);
  box-shadow:0 0 30px rgba(37,99,235,0.3);
}
.btn-lg { padding:17px 38px; font-size:1rem; border-radius:14px; }
.btn-sm { padding:8px 18px; font-size:0.8rem; border-radius:8px; }

/* ── Gradient Divider ─────────────────────────────────────────── */
.grad-line {
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(99,102,241,0.4),rgba(34,211,238,0.4),transparent);
  border:none; margin:0;
}

/* ═══════════════════════════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════════════════════════ */
.navbar {
  position:fixed; top:0; left:0; right:0; z-index:9000;
  padding:18px 0;
  transition:var(--transition);
}
.navbar.scrolled {
  padding:10px 0;
  background:rgba(4,7,15,0.88);
  backdrop-filter:blur(28px) saturate(180%);
  border-bottom:1px solid var(--border);
  box-shadow:0 4px 40px rgba(0,0,0,0.6);
}
.nav-wrap {
  max-width:1280px; margin:0 auto; padding:0 32px;
  display:flex; align-items:center; justify-content:space-between; gap:24px;
}
/* Logo */
.nav-logo { display:flex; align-items:center; gap:12px; flex-shrink:0; }
.nav-logo-img {
  height: 84px;
  width: auto;
  display: block;
  mix-blend-mode: normal;
  filter: none;
  border-radius: 0;
  object-fit: contain;
}
.nav-logo-mark {
  width:38px; height:38px;
  background:var(--grad-blue);
  border-radius:10px;
  display:grid; place-items:center;
  font-size:1rem; color:#fff;
  box-shadow:0 0 24px rgba(37,99,235,0.45);
  flex-shrink:0;
  position:relative;
}
.nav-logo-mark::after {
  content:'';
  position:absolute; inset:-1px;
  border-radius:11px;
  background:var(--grad-blue);
  opacity:0.3;
  filter:blur(6px);
  z-index:-1;
}
.nav-logo-text { display:flex; flex-direction:column; line-height:1.15; }
.nav-logo-name { font-size:0.95rem; font-weight:800; color:var(--text-1); letter-spacing:-0.01em; }
.nav-logo-sub  { font-size:0.6rem; color:var(--text-3); letter-spacing:0.8px; text-transform:uppercase; }

/* Nav links */
.nav-menu { display:flex; align-items:center; gap:2px; }
.nav-menu a {
  padding:8px 15px; border-radius:8px;
  font-size:0.875rem; font-weight:500; color:var(--text-2);
  transition:var(--transition-fast); position:relative;
}
.nav-menu a:hover, .nav-menu a.active {
  color:var(--text-1); background:rgba(255,255,255,0.06);
}
.nav-menu a.active::after {
  content:''; position:absolute; bottom:2px; left:50%; transform:translateX(-50%);
  width:16px; height:2px; border-radius:1px;
  background:var(--grad-blue);
}

/* Dropdown */
.nav-drop { position:relative; }
.nav-drop-menu {
  display:none; position:absolute; top:calc(100% + 10px); left:50%; transform:translateX(-50%);
  background:rgba(8,13,26,0.97); backdrop-filter:blur(24px);
  border:1px solid var(--border-2); border-radius:var(--r-md);
  padding:8px; min-width:220px;
  box-shadow:0 20px 60px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.04);
  animation:drop-fade-in 0.2s ease;
}
@keyframes drop-fade-in {
  from{ opacity:0; transform:translateX(-50%) translateY(-6px); }
  to  { opacity:1; transform:translateX(-50%) translateY(0); }
}
.nav-drop:hover .nav-drop-menu { display:block; }
.nav-drop-menu a {
  display:flex; align-items:center; gap:10px;
  padding:10px 14px; border-radius:8px;
  font-size:0.86rem; color:var(--text-2);
  transition:var(--transition-fast);
}
.nav-drop-menu a:hover { color:var(--text-1); background:rgba(255,255,255,0.06); }
.nav-drop-menu a i { color:var(--cyan-l); width:18px; text-align:center; }
.nav-drop-divider { height:1px; background:var(--border); margin:4px 0; }

/* CTA */
.nav-cta {
  background:var(--grad-blue); color:#fff;
  padding:9px 22px; border-radius:10px;
  font-size:0.85rem; font-weight:600;
  transition:var(--transition);
  box-shadow:0 4px 16px rgba(37,99,235,0.35);
  white-space:nowrap; flex-shrink:0;
}
.nav-cta:hover { transform:translateY(-2px); box-shadow:0 8px 28px rgba(37,99,235,0.55); }

/* Hamburger */
.hamburger {
  display:none; flex-direction:column; gap:5px;
  width:32px; padding:4px;
}
.hamburger span { height:2px; background:var(--text-2); border-radius:2px; transition:var(--transition); }
.hamburger span:nth-child(1) { width:22px; }
.hamburger span:nth-child(2) { width:18px; }
.hamburger span:nth-child(3) { width:22px; }
.hamburger.open span:nth-child(1) { width:22px; transform:rotate(45deg) translate(4px,4px); background:var(--text-1); }
.hamburger.open span:nth-child(2) { opacity:0; transform:translateX(-8px); }
.hamburger.open span:nth-child(3) { width:22px; transform:rotate(-45deg) translate(4px,-4px); background:var(--text-1); }

/* Mobile Menu */
.nav-mobile {
  display:none; flex-direction:column; padding:16px 24px 24px;
  border-top:1px solid var(--border);
  background:rgba(4,7,15,0.97);
}
.nav-mobile a {
  padding:12px 0; font-size:0.95rem; font-weight:500; color:var(--text-2);
  border-bottom:1px solid var(--border);
  transition:color 0.15s;
}
.nav-mobile a:last-child { border-bottom:none; }
.nav-mobile a:hover { color:var(--text-1); }
.nav-mobile a.nav-mobile-cta { color:var(--blue-xl); font-weight:700; }

/* ═══════════════════════════════════════════════════════════════
   HERO — Full Viewport, Gradient Mesh
═══════════════════════════════════════════════════════════════ */
.hero {
  min-height:100vh;
  display:flex; flex-direction:column;
  align-items:center; justify-content:center;
  text-align:center;
  position:relative; overflow:hidden;
  padding:120px 32px 80px;
}

/* IDC Rack Background Image */
.hero-rack-bg {
  position:absolute; inset:0; z-index:0; pointer-events:none;
  background-image: url('/static/rack-bg.jpg');
  background-size:cover; background-position:center;
  opacity:0.10;
  filter:saturate(0.6) brightness(0.8);
}

/* Robot image right side - hero decoration */
.hero-robot-right {
  position:absolute;
  right:0; top:0; bottom:0;
  width:42%;
  z-index:1;
  pointer-events:none;
  overflow:hidden;
}
.hero-robot-right::before {
  content:'';
  position:absolute; inset:0; z-index:2;
  background:linear-gradient(to right, #04070f 0%, transparent 35%),
             linear-gradient(to top, #04070f 0%, transparent 25%),
             linear-gradient(to bottom, #04070f 0%, transparent 15%);
}
.hero-robot-right img {
  width:100%; height:100%;
  object-fit:cover; object-position:center;
  opacity:0.55;
  filter:saturate(0.8) brightness(0.9);
}

/* Gradient Mesh Background */
.hero-mesh {
  position:absolute; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(ellipse 80% 60% at 20% 20%, rgba(37,99,235,0.22) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 80% 10%, rgba(124,58,237,0.18) 0%, transparent 55%),
    radial-gradient(ellipse 70% 50% at 50% 90%, rgba(6,182,212,0.15) 0%, transparent 55%),
    #04070f;
}

/* Animated grid */
.hero-grid {
  position:absolute; inset:0; z-index:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(99,102,241,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.06) 1px, transparent 1px);
  background-size:72px 72px;
  animation:grid-move 20s linear infinite;
}
@keyframes grid-move {
  0%{ background-position:0 0; }
  100%{ background-position:72px 72px; }
}

/* Hero floating badges */
.hero-badge {
  position:absolute; z-index:2;
  display:flex; align-items:center; gap:8px;
  padding:8px 16px 8px 10px;
  background:rgba(255,255,255,0.05);
  backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:999px;
  font-size:0.75rem; font-weight:600; color:var(--text-1);
  animation:badge-float 6s ease-in-out infinite;
}
.hero-badge i { color:var(--cyan-l); }
.hb-1 { top:22%; left:8%; animation-delay:0s; }
.hb-2 { top:18%; right:10%; animation-delay:-2s; }
.hb-3 { bottom:30%; left:5%; animation-delay:-4s; }
.hb-4 { bottom:28%; right:6%; animation-delay:-1s; }
@keyframes badge-float {
  0%,100%{ transform:translateY(0); }
  50%{ transform:translateY(-10px); }
}

/* Hero content */
.hero-content { position:relative; z-index:2; max-width:900px; }
.hero-badge-top {
  display:inline-flex; align-items:center; gap:8px;
  padding:6px 18px 6px 8px; border-radius:999px;
  background:rgba(34,211,238,0.07);
  border:1px solid rgba(34,211,238,0.2);
  font-size:0.78rem; font-weight:600; color:var(--cyan-l);
  margin-bottom:28px; letter-spacing:0.3px;
}
.hero-badge-dot {
  width:6px; height:6px; border-radius:50%;
  background:var(--cyan-l);
  animation:pulse-dot 2s ease-in-out infinite;
}

.hero-desc {
  font-size:clamp(1rem,1.5vw,1.18rem);
  color:var(--text-2); line-height:1.8;
  margin:24px auto 40px; max-width:650px;
}

/* Hero actions */
.hero-actions {
  display:flex; align-items:center; gap:14px;
  justify-content:center; flex-wrap:wrap;
  margin-bottom:60px;
}

/* Hero stats */
.hero-stats {
  display:flex; align-items:center; gap:0;
  justify-content:center;
  background:rgba(255,255,255,0.03);
  backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:20px;
  padding:24px 48px;
  gap:0;
}
.hero-stat { flex:1; text-align:center; position:relative; }
.hero-stat + .hero-stat::before {
  content:''; position:absolute; left:0; top:50%; transform:translateY(-50%);
  width:1px; height:40px; background:var(--border);
}
.hero-stat-num {
  display:block;
  font-size:clamp(1.6rem,3vw,2.2rem);
  font-weight:900; letter-spacing:-0.03em;
  background:var(--grad-blue);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
  line-height:1.1;
}
.hero-stat-label {
  font-size:0.78rem; color:var(--text-3); margin-top:4px; font-weight:500;
}

/* Scroll cue */
.scroll-hint {
  position:absolute; bottom:36px; left:50%; transform:translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap:8px;
  z-index:2;
}
.scroll-hint-track {
  width:22px; height:36px; border:2px solid rgba(255,255,255,0.2);
  border-radius:11px; display:flex; justify-content:center; padding-top:5px;
}
.scroll-hint-dot {
  width:4px; height:10px; background:var(--cyan-l);
  border-radius:2px; animation:scroll-dot 2.5s ease-in-out infinite;
}
@keyframes scroll-dot {
  0%{ transform:translateY(0); opacity:1; }
  75%{ transform:translateY(14px); opacity:0; }
  76%{ transform:translateY(0); opacity:0; }
  100%{ transform:translateY(0); opacity:1; }
}
.scroll-hint span { font-size:0.62rem; letter-spacing:3px; color:var(--text-4); text-transform:uppercase; }

/* ═══════════════════════════════════════════════════════════════
   MARQUEE STRIP
═══════════════════════════════════════════════════════════════ */
.marquee-wrap {
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  background:rgba(255,255,255,0.02);
  overflow:hidden; padding:14px 0;
  position:relative;
}
.marquee-wrap::before,.marquee-wrap::after {
  content:''; position:absolute; top:0; bottom:0; width:120px; z-index:1; pointer-events:none;
}
.marquee-wrap::before { left:0; background:linear-gradient(90deg,#04070f,transparent); }
.marquee-wrap::after  { right:0; background:linear-gradient(-90deg,#04070f,transparent); }
.marquee-track {
  display:flex; gap:0;
  animation:marquee-run 30s linear infinite;
  width:max-content;
}
.marquee-track:hover { animation-play-state:paused; }
@keyframes marquee-run {
  from{ transform:translateX(0); }
  to  { transform:translateX(-50%); }
}
.marquee-item {
  display:flex; align-items:center; gap:8px;
  padding:0 28px;
  font-size:0.82rem; font-weight:600;
  color:var(--text-2); white-space:nowrap;
  border-right:1px solid var(--border);
}
.marquee-item i { color:var(--cyan-l); }
.marquee-item:last-child { border-right:none; }

/* ═══════════════════════════════════════════════════════════════
   SERVICES — Bento Grid
═══════════════════════════════════════════════════════════════ */
.bento {
  display:grid;
  grid-template-columns:repeat(12,1fr);
  grid-template-rows:auto;
  gap:16px;
}

.bento-cell {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-xl);
  padding:32px;
  transition:var(--transition);
  position:relative; overflow:hidden;
  display:flex; flex-direction:column;
}
.bento-cell::before {
  content:''; position:absolute; inset:0; border-radius:var(--r-xl);
  background:radial-gradient(ellipse 80% 80% at var(--mx,50%) var(--my,50%), rgba(var(--c,37,99,235),0.1), transparent 70%);
  opacity:0; transition:opacity 0.4s;
  pointer-events:none;
}
.bento-cell:hover { border-color:var(--border-2); background:var(--bg-card-h); transform:translateY(-2px); box-shadow:var(--shadow-card); }
.bento-cell:hover::before { opacity:1; }

/* Cell sizes */
.bc-span-5  { grid-column:span 5; }
.bc-span-4  { grid-column:span 4; }
.bc-span-3  { grid-column:span 3; }
.bc-span-7  { grid-column:span 7; }
.bc-span-6  { grid-column:span 6; }
.bc-span-8  { grid-column:span 8; }
.bc-span-12 { grid-column:span 12; }

/* Featured card accent */
.bento-featured {
  background:linear-gradient(135deg,rgba(37,99,235,0.12),rgba(124,58,237,0.08));
  border-color:rgba(37,99,235,0.25);
}
.bento-featured::after {
  content:''; position:absolute;
  top:-1px; left:40px; right:40px; height:2px;
  background:var(--grad-blue); border-radius:0 0 4px 4px;
}

/* Card elements */
.cell-badge {
  display:inline-flex; align-items:center; gap:6px;
  font-size:0.68rem; font-weight:700; letter-spacing:2px; text-transform:uppercase;
  padding:4px 12px; border-radius:999px; margin-bottom:20px;
  width:fit-content;
}
.badge-blue   { background:rgba(37,99,235,0.12); color:var(--blue-xl); border:1px solid rgba(37,99,235,0.2); }
.badge-purple { background:rgba(124,58,237,0.12); color:var(--purple-l); border:1px solid rgba(124,58,237,0.2); }
.badge-cyan   { background:rgba(6,182,212,0.1); color:var(--cyan-l); border:1px solid rgba(6,182,212,0.2); }
.badge-green  { background:rgba(5,150,105,0.1); color:var(--emerald-l); border:1px solid rgba(5,150,105,0.2); }
.badge-amber  { background:rgba(217,119,6,0.1); color:var(--amber-l); border:1px solid rgba(217,119,6,0.2); }
.badge-rose   { background:rgba(225,29,72,0.1); color:var(--rose-l); border:1px solid rgba(225,29,72,0.2); }

.cell-icon {
  width:52px; height:52px; border-radius:14px;
  display:grid; place-items:center; font-size:1.3rem;
  margin-bottom:20px; flex-shrink:0;
}
.icon-blue   { background:rgba(37,99,235,0.15); color:var(--blue-xl); }
.icon-purple { background:rgba(124,58,237,0.15); color:var(--purple-l); }
.icon-cyan   { background:rgba(6,182,212,0.12); color:var(--cyan-l); }
.icon-green  { background:rgba(5,150,105,0.12); color:var(--emerald-l); }
.icon-amber  { background:rgba(217,119,6,0.12); color:var(--amber-l); }

.cell-title {
  font-size:1.25rem; font-weight:800; color:var(--text-1);
  margin-bottom:10px; letter-spacing:-0.01em;
}
.cell-title-lg {
  font-size:1.7rem; font-weight:900; color:var(--text-1);
  margin-bottom:14px; letter-spacing:-0.02em; line-height:1.2;
}
.cell-body {
  font-size:0.88rem; color:var(--text-2); line-height:1.75;
  flex:1;
}

.cell-list { display:flex; flex-direction:column; gap:8px; margin:16px 0; }
.cell-list li {
  display:flex; align-items:center; gap:10px;
  font-size:0.85rem; color:var(--text-2);
}
.cell-list li::before {
  content:''; width:5px; height:5px; border-radius:50%;
  background:var(--cyan-l); flex-shrink:0;
}

.cell-link {
  display:inline-flex; align-items:center; gap:6px;
  font-size:0.84rem; font-weight:600;
  color:var(--blue-xl);
  margin-top:auto; padding-top:16px;
  transition:gap 0.2s, color 0.2s;
}
.cell-link:hover { gap:10px; color:var(--cyan-l); }

.cell-price {
  margin:16px 0 20px;
  display:flex; align-items:baseline; gap:4px;
}
.cell-price-from { font-size:0.78rem; color:var(--text-3); }
.cell-price-num {
  font-size:2.4rem; font-weight:900; letter-spacing:-0.03em;
  background:var(--grad-blue);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
  line-height:1;
}
.cell-price-unit { font-size:0.78rem; color:var(--text-3); }

/* Stats mini-grid inside bento */
.stat-mini-grid { display:grid; grid-template-columns:1fr 1fr; gap:20px 16px; margin-top:8px; }
.stat-mini-num {
  font-size:1.9rem; font-weight:900; letter-spacing:-0.03em; line-height:1;
  background:var(--grad-blue);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.stat-mini-num.s-purple { background:var(--grad-purple); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.stat-mini-num.s-green { background:var(--grad-green); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.stat-mini-num.s-warm  { background:var(--grad-warm); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.stat-mini-lbl { font-size:0.75rem; color:var(--text-3); margin-top:4px; font-weight:500; }

/* Trust logos strip */
.trust-strip {
  display:flex; align-items:center; gap:24px; flex-wrap:wrap;
}
.trust-item {
  display:flex; align-items:center; gap:8px;
  padding:8px 16px; border-radius:8px;
  background:rgba(255,255,255,0.04); border:1px solid var(--border);
  font-size:0.8rem; font-weight:600; color:var(--text-3);
}
.trust-item i { color:var(--cyan-l); }

/* ═══════════════════════════════════════════════════════════════
   STATS BAND
═══════════════════════════════════════════════════════════════ */
.stats-section {
  padding:80px 0;
  background:linear-gradient(180deg,transparent,rgba(37,99,235,0.05) 50%,transparent);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.stats-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:0;
}
.stat-item {
  text-align:center; padding:40px 24px;
  position:relative;
}
.stat-item + .stat-item::before {
  content:''; position:absolute; left:0; top:25%; bottom:25%;
  width:1px; background:var(--border);
}
.stat-num {
  font-size:clamp(2.4rem,4vw,3.5rem); font-weight:900;
  letter-spacing:-0.04em; line-height:1;
  background:var(--grad-blue);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
  display:block;
}
.stat-suffix { font-size:clamp(1.2rem,2vw,1.8rem); }
.stat-label { font-size:0.88rem; color:var(--text-2); margin-top:10px; font-weight:500; }

/* ═══════════════════════════════════════════════════════════════
   GLOBAL NETWORK
═══════════════════════════════════════════════════════════════ */
.network-section { padding:120px 0; background:var(--bg-2); }
.network-grid {
  display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:start;
}
/* DC Map Visual */
.dc-map {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-xl);
  padding:32px; position:relative; overflow:hidden;
}
.dc-map::before {
  content:''; position:absolute; inset:0;
  background:
    radial-gradient(ellipse 60% 60% at 50% 50%, rgba(6,182,212,0.06), transparent);
  pointer-events:none;
}
.dc-map-title {
  font-size:0.72rem; font-weight:700; letter-spacing:3px;
  text-transform:uppercase; color:var(--text-3);
  margin-bottom:24px;
  display:flex; align-items:center; gap:8px;
}
.dc-map-title::before {
  content:''; width:24px; height:1px; background:var(--border-2);
}
.dc-pins {
  display:grid; grid-template-columns:repeat(3,1fr); gap:12px;
}
.dc-pin {
  display:flex; flex-direction:column; align-items:center;
  padding:14px 10px; border-radius:12px;
  background:rgba(255,255,255,0.03);
  border:1px solid var(--border);
  transition:var(--transition); cursor:default;
  position:relative;
}
.dc-pin:hover {
  background:rgba(255,255,255,0.06);
  border-color:rgba(34,211,238,0.25);
  transform:translateY(-2px);
  box-shadow:0 0 20px rgba(34,211,238,0.1);
}
.dc-pin.domestic {
  border-color:rgba(37,99,235,0.25);
  background:rgba(37,99,235,0.06);
}
.dc-pin-flag { font-size:1.6rem; line-height:1; margin-bottom:6px; }
.dc-pin-name { font-size:0.78rem; font-weight:700; color:var(--text-1); }
.dc-pin-city { font-size:0.68rem; color:var(--text-3); margin-top:2px; }
.dc-pin-pulse {
  position:absolute; top:8px; right:8px;
  width:6px; height:6px; border-radius:50%;
  background:var(--emerald-l);
}
.dc-pin-pulse::after {
  content:''; position:absolute; inset:-2px; border-radius:50%;
  border:1px solid var(--emerald-l); opacity:0.5;
  animation:pulse-ring 2s ease-in-out infinite;
}
@keyframes pulse-ring {
  0%{ transform:scale(1); opacity:0.5; }
  100%{ transform:scale(2.2); opacity:0; }
}

/* Why KDT list */
.why-list { display:flex; flex-direction:column; gap:0; }
.why-item {
  display:flex; gap:20px;
  padding:24px 0;
  border-bottom:1px solid var(--border);
  transition:var(--transition);
}
.why-item:last-child { border-bottom:none; }
.why-item:hover .why-icon { transform:scale(1.05); }
.why-icon {
  width:44px; height:44px; border-radius:12px;
  display:grid; place-items:center;
  font-size:1rem; flex-shrink:0;
  transition:var(--transition);
}
.why-icon-blue   { background:rgba(37,99,235,0.12); color:var(--blue-xl); }
.why-icon-purple { background:rgba(124,58,237,0.12); color:var(--purple-l); }
.why-icon-green  { background:rgba(5,150,105,0.1); color:var(--emerald-l); }
.why-icon-cyan   { background:rgba(6,182,212,0.1); color:var(--cyan-l); }
.why-icon-amber  { background:rgba(217,119,6,0.1); color:var(--amber-l); }
.why-content {}
.why-title { font-size:0.95rem; font-weight:700; color:var(--text-1); margin-bottom:4px; }
.why-desc  { font-size:0.84rem; color:var(--text-2); line-height:1.6; }

/* ═══════════════════════════════════════════════════════════════
   SOLUTIONS
═══════════════════════════════════════════════════════════════ */
.sol-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:16px;
}
.sol-card {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-xl);
  padding:28px;
  transition:var(--transition);
  display:flex; flex-direction:column;
  position:relative; overflow:hidden;
}
.sol-card::after {
  content:''; position:absolute; inset:0;
  background:radial-gradient(ellipse 60% 40% at 50% 0%, var(--card-top,rgba(37,99,235,0.12)), transparent 60%);
  opacity:0; transition:opacity 0.4s;
}
.sol-card:hover { border-color:var(--border-2); transform:translateY(-4px); box-shadow:var(--shadow-card); }
.sol-card:hover::after { opacity:1; }

.sol-icon { width:48px; height:48px; border-radius:12px; display:grid; place-items:center; font-size:1.2rem; margin-bottom:20px; }
.sol-sub { font-size:0.68rem; font-weight:700; letter-spacing:2px; text-transform:uppercase; color:var(--text-3); margin-bottom:8px; }
.sol-title { font-size:1.1rem; font-weight:800; color:var(--text-1); margin-bottom:10px; }
.sol-desc { font-size:0.83rem; color:var(--text-2); line-height:1.7; flex:1; }
.sol-tags { display:flex; flex-wrap:wrap; gap:6px; margin-top:16px; }
.sol-tag {
  font-size:0.68rem; font-weight:600; padding:3px 10px; border-radius:999px;
  background:rgba(255,255,255,0.05); border:1px solid var(--border);
  color:var(--text-3);
}
.sol-gs {
  display:inline-flex; align-items:center; gap:4px;
  font-size:0.68rem; font-weight:700;
  padding:3px 10px; border-radius:999px;
  background:rgba(217,119,6,0.12); color:var(--amber-l);
  border:1px solid rgba(217,119,6,0.25);
}

/* ═══════════════════════════════════════════════════════════════
   NOTICE + CONTACT
═══════════════════════════════════════════════════════════════ */
.notice-contact-grid {
  display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:start;
}

/* Notice */
.notice-list { display:flex; flex-direction:column; gap:0; }
.notice-row {
  display:flex; align-items:center; gap:14px;
  padding:16px 0; border-bottom:1px solid var(--border);
  text-decoration:none; transition:var(--transition-fast);
  cursor:pointer;
}
.notice-row:hover { padding-left:4px; }
.notice-cat {
  display:inline-block; padding:3px 10px; border-radius:6px;
  font-size:0.7rem; font-weight:700; white-space:nowrap;
  flex-shrink:0;
}
.nc-공지  { background:rgba(37,99,235,0.12); color:var(--blue-xl); }
.nc-긴급  { background:rgba(225,29,72,0.12); color:var(--rose-l); }
.nc-안내  { background:rgba(5,150,105,0.1);  color:var(--emerald-l); }
.nc-이벤트{ background:rgba(217,119,6,0.1);  color:var(--amber-l); }
.notice-title { font-size:0.88rem; color:var(--text-1); flex:1; font-weight:500; }
.notice-title:hover { color:var(--blue-xl); }
.notice-new {
  width:6px; height:6px; border-radius:50%;
  background:var(--blue-xl); flex-shrink:0;
  animation:pulse-dot 2s ease-in-out infinite;
}
.notice-date { font-size:0.75rem; color:var(--text-3); white-space:nowrap; }

/* Contact Quick */
.contact-card {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-xl);
  padding:32px;
}
.contact-items { display:flex; flex-direction:column; gap:20px; margin:24px 0; }
.contact-item { display:flex; align-items:flex-start; gap:16px; }
.contact-icon-wrap {
  width:42px; height:42px; border-radius:10px;
  display:grid; place-items:center; font-size:0.95rem; flex-shrink:0;
}
.ci-blue   { background:rgba(37,99,235,0.12); color:var(--blue-xl); }
.ci-cyan   { background:rgba(6,182,212,0.1);  color:var(--cyan-l); }
.ci-green  { background:rgba(5,150,105,0.1);  color:var(--emerald-l); }
.contact-label { font-size:0.72rem; font-weight:600; color:var(--text-3); text-transform:uppercase; letter-spacing:1px; }
.contact-value { font-size:0.95rem; font-weight:700; color:var(--text-1); margin-top:2px; }
.contact-note  { font-size:0.75rem; color:var(--text-3); margin-top:2px; }

/* ═══════════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════════ */
.footer {
  background:var(--bg-2);
  border-top:1px solid var(--border);
  padding:72px 0 40px;
}
.footer-grid {
  display:grid; grid-template-columns:2fr 1fr 1fr 1.5fr; gap:60px;
  padding-bottom:48px; border-bottom:1px solid var(--border);
}
.footer-logo { display:flex; align-items:center; gap:12px; margin-bottom:18px; }
.footer-logo-img {
  height: 72px;
  width: auto;
  display: block;
  opacity: 0.95;
  mix-blend-mode: normal;
  filter: none;
  border-radius: 0;
  object-fit: contain;
}
.footer-desc { font-size:0.85rem; color:var(--text-2); line-height:1.75; max-width:260px; }
.footer-social { display:flex; gap:10px; margin-top:20px; }
.footer-social a {
  width:34px; height:34px; border-radius:8px;
  display:grid; place-items:center;
  background:rgba(255,255,255,0.05); border:1px solid var(--border);
  font-size:0.9rem; color:var(--text-2);
  transition:var(--transition-fast);
}
.footer-social a:hover { background:rgba(255,255,255,0.1); color:var(--text-1); }

.footer-col-title { font-size:0.78rem; font-weight:700; letter-spacing:2px; text-transform:uppercase; color:var(--text-1); margin-bottom:20px; }
.footer-links { display:flex; flex-direction:column; gap:10px; }
.footer-links a { font-size:0.85rem; color:var(--text-2); transition:color 0.15s; }
.footer-links a:hover { color:var(--text-1); }

.footer-contact-list { display:flex; flex-direction:column; gap:12px; }
.footer-contact-item { display:flex; align-items:flex-start; gap:10px; }
.footer-contact-item i { color:var(--cyan-l); margin-top:2px; font-size:0.85rem; }
.footer-contact-item span { font-size:0.83rem; color:var(--text-2); line-height:1.5; }

.footer-bottom {
  display:flex; align-items:center; justify-content:space-between;
  padding-top:28px; flex-wrap:wrap; gap:12px;
}
.footer-copy { font-size:0.8rem; color:var(--text-4); }
.footer-policy { display:flex; gap:20px; }
.footer-policy a { font-size:0.8rem; color:var(--text-3); transition:color 0.15s; }
.footer-policy a:hover { color:var(--text-1); }

/* ═══════════════════════════════════════════════════════════════
   FAB
═══════════════════════════════════════════════════════════════ */
.fab-group {
  position:fixed; right:24px; bottom:32px; z-index:8000;
  display:flex; flex-direction:column; gap:10px; align-items:flex-end;
}
.fab {
  width:46px; height:46px; border-radius:12px;
  display:grid; place-items:center;
  font-size:1rem; cursor:pointer;
  transition:var(--transition); position:relative;
}
.fab-tel   { background:var(--grad-blue); color:#fff; box-shadow:0 4px 20px rgba(37,99,235,0.4); }
.fab-mail  { background:rgba(255,255,255,0.08); border:1px solid var(--border-2); color:var(--text-2); }
.fab-top   { background:rgba(255,255,255,0.05); border:1px solid var(--border); color:var(--text-3); opacity:0; pointer-events:none; transition:opacity 0.3s, transform 0.3s; }
.fab-top.show  { opacity:1; pointer-events:auto; }
.fab:hover { transform:translateY(-3px); }
.fab-tel:hover  { box-shadow:0 8px 32px rgba(37,99,235,0.6); }
.fab-mail:hover { background:rgba(255,255,255,0.12); color:var(--text-1); }

/* ═══════════════════════════════════════════════════════════════
   PAGE HERO (inner pages)
═══════════════════════════════════════════════════════════════ */
.page-hero {
  padding:160px 32px 80px;
  text-align:center;
  position:relative; overflow:hidden;
}
.page-hero-bg {
  position:absolute; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(ellipse 60% 60% at 50% 0%, rgba(37,99,235,0.18), transparent 70%);
}
.page-hero-grid {
  position:absolute; inset:0; z-index:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(99,102,241,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.05) 1px, transparent 1px);
  background-size:72px 72px;
}
.page-hero-content { position:relative; z-index:2; }
.page-hero h1 { font-size:clamp(2rem,4vw,3.2rem); font-weight:900; letter-spacing:-0.03em; color:var(--text-1); }
.page-hero p  { font-size:1rem; color:var(--text-2); max-width:580px; margin:16px auto 0; line-height:1.8; }

/* Breadcrumb */
.breadcrumb {
  display:inline-flex; align-items:center; gap:8px;
  font-size:0.78rem; color:var(--text-3); margin-bottom:20px;
}
.breadcrumb a { color:var(--text-3); }
.breadcrumb a:hover { color:var(--text-1); }
.breadcrumb-sep { color:var(--text-4); }

/* ═══════════════════════════════════════════════════════════════
   CENTER PAGE
═══════════════════════════════════════════════════════════════ */
.center-grid {
  display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin-bottom:20px;
}
.center-card {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-xl);
  overflow:hidden;
  transition:var(--transition);
}
.center-card:hover { border-color:var(--border-2); transform:translateY(-4px); box-shadow:var(--shadow-card); }
.center-card-img {
  height:180px;
  background:linear-gradient(135deg,rgba(37,99,235,0.2),rgba(124,58,237,0.15));
  display:flex; align-items:center; justify-content:center;
  position:relative; overflow:hidden;
}
.center-card-img::before {
  content:'';
  position:absolute; inset:0;
  background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.center-card-icon { font-size:3rem; color:rgba(255,255,255,0.2); position:relative; z-index:1; }
.center-card-body { padding:24px; }
.center-card-name { font-size:1.05rem; font-weight:800; color:var(--text-1); margin-bottom:6px; }
.center-card-addr { font-size:0.8rem; color:var(--text-3); margin-bottom:14px; display:flex; align-items:center; gap:6px; }
.center-card-addr i { color:var(--cyan-l); }
.center-specs { display:flex; flex-wrap:wrap; gap:8px; }
.center-spec {
  display:flex; align-items:center; gap:5px;
  font-size:0.72rem; font-weight:600; padding:4px 10px; border-radius:6px;
  background:rgba(255,255,255,0.04); border:1px solid var(--border); color:var(--text-3);
}
.center-spec i { color:var(--cyan-l); }

/* Overseas grid */
.overseas-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:14px;
}
.overseas-card {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  padding:20px 18px;
  display:flex; align-items:center; gap:14px;
  transition:var(--transition);
}
.overseas-card:hover { background:var(--bg-card-h); border-color:var(--border-2); transform:translateY(-2px); }
.overseas-flag { font-size:2rem; flex-shrink:0; }
.overseas-name { font-size:0.9rem; font-weight:700; color:var(--text-1); }
.overseas-city { font-size:0.75rem; color:var(--text-3); margin-top:2px; }

/* ═══════════════════════════════════════════════════════════════
   COLOCATION
═══════════════════════════════════════════════════════════════ */
.rack-grid {
  display:grid; grid-template-columns:repeat(5,1fr); gap:16px;
}
.rack-card {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-xl);
  padding:28px 24px;
  transition:var(--transition);
  position:relative; overflow:hidden;
  display:flex; flex-direction:column;
}
.rack-card.featured {
  border-color:rgba(37,99,235,0.35);
  background:linear-gradient(135deg,rgba(37,99,235,0.1),rgba(124,58,237,0.06));
}
.rack-card.featured::before {
  content:'인기'; position:absolute; top:16px; right:16px;
  font-size:0.65rem; font-weight:700; padding:3px 10px; border-radius:6px;
  background:var(--grad-blue); color:#fff;
}
.rack-card:hover { border-color:var(--border-2); transform:translateY(-4px); box-shadow:var(--shadow-card); }
.rack-icon { font-size:2rem; margin-bottom:16px; }
.rack-name { font-size:1rem; font-weight:800; color:var(--text-1); margin-bottom:8px; }
.rack-spec { font-size:0.8rem; color:var(--text-2); margin-bottom:16px; }
.rack-specs { display:flex; flex-direction:column; gap:6px; margin-bottom:20px; }
.rack-spec-item {
  display:flex; justify-content:space-between;
  font-size:0.78rem; padding:6px 0; border-bottom:1px solid rgba(255,255,255,0.04);
}
.rack-spec-key { color:var(--text-3); }
.rack-spec-val { color:var(--text-1); font-weight:600; }
.rack-price {
  font-size:1.5rem; font-weight:900; letter-spacing:-0.02em;
  background:var(--grad-blue);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
  margin-bottom:6px;
}
.rack-price-note { font-size:0.72rem; color:var(--text-3); margin-bottom:20px; }

/* ═══════════════════════════════════════════════════════════════
   CONTACT PAGE
═══════════════════════════════════════════════════════════════ */
.contact-layout {
  display:grid; grid-template-columns:1fr 1.6fr; gap:60px; align-items:start;
}
.contact-info-items { display:flex; flex-direction:column; gap:24px; margin-top:32px; }
.contact-info-item { display:flex; gap:18px; align-items:flex-start; }
.ci-icon {
  width:46px; height:46px; border-radius:12px;
  display:grid; place-items:center; font-size:1rem; flex-shrink:0;
}
.ci-title  { font-size:0.78rem; color:var(--text-3); font-weight:600; margin-bottom:4px; letter-spacing:0.5px; }
.ci-value  { font-size:1rem; font-weight:700; color:var(--text-1); }
.ci-sub    { font-size:0.78rem; color:var(--text-3); margin-top:2px; }

/* Form */
.form-card {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-2xl);
  padding:40px;
}
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-group { margin-bottom:18px; }
.form-label { display:block; font-size:0.8rem; font-weight:600; color:var(--text-2); margin-bottom:8px; letter-spacing:0.3px; }
.form-input, .form-select, .form-textarea {
  width:100%; padding:12px 16px;
  background:rgba(255,255,255,0.04);
  border:1px solid var(--border-2);
  border-radius:10px;
  font-size:0.88rem; color:var(--text-1);
  font-family:inherit;
  transition:border-color 0.2s, box-shadow 0.2s;
  outline:none;
}
.form-input::placeholder, .form-textarea::placeholder { color:var(--text-4); }
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color:rgba(37,99,235,0.5);
  box-shadow:0 0 0 3px rgba(37,99,235,0.12);
  background:rgba(255,255,255,0.06);
}
.form-select { cursor:pointer; }
.form-select option { background:var(--bg-2); }
.form-textarea { resize:vertical; min-height:120px; }

/* ═══════════════════════════════════════════════════════════════
   NOTICE PAGE
═══════════════════════════════════════════════════════════════ */
.notice-filter { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:32px; }
.filter-btn {
  padding:7px 18px; border-radius:8px;
  font-size:0.82rem; font-weight:600;
  background:rgba(255,255,255,0.04); border:1px solid var(--border);
  color:var(--text-2); cursor:pointer; transition:var(--transition-fast);
}
.filter-btn.active {
  background:rgba(37,99,235,0.15); border-color:rgba(37,99,235,0.35);
  color:var(--blue-xl);
}
.filter-btn:hover { background:rgba(255,255,255,0.07); color:var(--text-1); }

.notice-table {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-xl); overflow:hidden;
}
.notice-table-head {
  display:grid; grid-template-columns:80px 1fr 120px 140px;
  padding:14px 24px; border-bottom:1px solid var(--border);
  font-size:0.75rem; font-weight:700; color:var(--text-3);
  letter-spacing:0.5px; text-transform:uppercase;
}
.notice-table-row {
  display:grid; grid-template-columns:80px 1fr 120px 140px;
  padding:18px 24px; border-bottom:1px solid rgba(255,255,255,0.03);
  align-items:center; transition:var(--transition-fast); cursor:pointer;
  text-decoration:none;
}
.notice-table-row:last-child { border-bottom:none; }
.notice-table-row:hover { background:rgba(255,255,255,0.03); }
.nt-num   { font-size:0.82rem; color:var(--text-3); }
.nt-title {
  font-size:0.88rem; color:var(--text-1); font-weight:500;
  display:flex; align-items:center; gap:8px;
}
.nt-new {
  font-size:0.62rem; font-weight:700; padding:2px 7px; border-radius:4px;
  background:rgba(37,99,235,0.15); color:var(--blue-xl); border:1px solid rgba(37,99,235,0.2);
}
.nt-cat   { font-size:0.78rem; color:var(--text-2); }
.nt-date  { font-size:0.78rem; color:var(--text-3); text-align:right; }

/* ═══════════════════════════════════════════════════════════════
   SOLUTIONS PAGE FULL
═══════════════════════════════════════════════════════════════ */
.sol-detail-grid { display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.sol-detail-card {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-xl);
  padding:36px;
  transition:var(--transition);
  display:flex; flex-direction:column;
  position:relative; overflow:hidden;
}
.sol-detail-card:hover { border-color:var(--border-2); transform:translateY(-4px); box-shadow:var(--shadow-card); }
.sol-detail-card.card-featured {
  grid-column:span 2;
  display:grid; grid-template-columns:1fr 1fr; gap:40px;
  background:linear-gradient(135deg,rgba(37,99,235,0.1),rgba(124,58,237,0.06));
  border-color:rgba(37,99,235,0.2);
}
.sol-pricing-table { margin-top:20px; }
.pricing-row {
  display:flex; justify-content:space-between; align-items:center;
  padding:10px 0; border-bottom:1px solid rgba(255,255,255,0.04);
  font-size:0.83rem;
}
.pricing-row:last-child { border-bottom:none; }
.pricing-item { color:var(--text-2); }
.pricing-price { color:var(--text-1); font-weight:700; }

/* ═══════════════════════════════════════════════════════════════
   CLIENT LOGOS
═══════════════════════════════════════════════════════════════ */
.client-logos-wrap {
  width: 100%;
  overflow: hidden;
  border-radius: 12px;
}
.client-logos-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  filter: brightness(0.92) contrast(1.05);
  transition: filter 0.3s;
}
.client-logos-img:hover { filter: brightness(1) contrast(1.05); }

/* ═══════════════════════════════════════════════════════════════
   SOLUTION ROW LAYOUT (Solutions page horizontal layout)
═══════════════════════════════════════════════════════════════ */
.sol-row-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 40px;
  transition: var(--transition);
}
.sol-row-card:hover { border-color: var(--border-2); box-shadow: var(--shadow-card); }
.sol-row-content {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: center;
}
.sol-row-content.sol-row-reverse {
  grid-template-columns: 380px 1fr;
}
.sol-row-content.sol-row-reverse .sol-row-visual { order: -1; }
.sol-row-content.sol-row-reverse .sol-row-text { order: 1; }

.sol-row-text { display: flex; flex-direction: column; }
.sol-row-visual {
  border-radius: 16px;
  border: 1px solid var(--border);
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 36px 24px;
  background: linear-gradient(135deg, rgba(37,99,235,0.12), rgba(6,182,212,0.06));
}
.sol-row-visual-blue {
  background: linear-gradient(135deg, rgba(37,99,235,0.12), rgba(6,182,212,0.08));
  border-color: rgba(37,99,235,0.2);
}
.sol-row-visual-purple {
  background: linear-gradient(135deg, rgba(124,58,237,0.12), rgba(37,99,235,0.06));
  border-color: rgba(124,58,237,0.2);
}
.sol-row-visual-icon {
  width: 72px; height: 72px;
  border-radius: 18px;
  display: grid; place-items: center;
  background: rgba(37,99,235,0.15);
  border: 1px solid rgba(37,99,235,0.25);
  font-size: 1.8rem;
  background: var(--grad-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 2.2rem;
}

/* AI 운영 시스템 — 이미지 그리드 */
.sol-row-visual-multi { min-height: 280px; }
.sol-multi-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  height: 320px;
}
.sol-multi-img-main { height: 100%; position: relative; }
.sol-multi-img-side {
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .bento { grid-template-columns:repeat(6,1fr); }
  .bc-span-5 { grid-column:span 6; }
  .bc-span-4 { grid-column:span 3; }
  .bc-span-3 { grid-column:span 3; }
  .bc-span-7 { grid-column:span 6; }
  .bc-span-8 { grid-column:span 6; }
  .sol-grid { grid-template-columns:1fr 1fr; }
  .sol-detail-grid { grid-template-columns:1fr; }
  .sol-detail-card.card-featured { grid-column:span 1; grid-template-columns:1fr; gap:24px; }
  .sol-row-content { grid-template-columns:1fr; gap:32px; }
  .sol-row-content.sol-row-reverse { grid-template-columns:1fr; }
  .sol-row-content.sol-row-reverse .sol-row-visual { order:0; }
  .sol-row-content.sol-row-reverse .sol-row-text { order:0; }
  .sol-multi-grid { height:240px; }
  .rack-grid { grid-template-columns:repeat(3,1fr); }
  .center-grid { grid-template-columns:1fr 1fr; }
  .overseas-grid { grid-template-columns:1fr 1fr; }
  .network-grid { grid-template-columns:1fr; gap:40px; }
  .dc-pins { grid-template-columns:repeat(4,1fr); }
  .contact-layout { grid-template-columns:1fr; gap:40px; }
}
@media (max-width: 768px) {
  .container { padding:0 20px; }
  .section { padding:80px 0; }
  .nav-menu, .nav-cta { display:none; }
  .hamburger { display:flex; }
  .hero { padding:100px 20px 60px; }
  .hero-stats { padding:20px 24px; flex-wrap:wrap; gap:20px; }
  .hero-stat + .hero-stat::before { display:none; }
  .hero-badge { display:none; }
  .bento { grid-template-columns:1fr; }
  .bc-span-5, .bc-span-4, .bc-span-3, .bc-span-7, .bc-span-8, .bc-span-6, .bc-span-12 { grid-column:span 1; }
  .stats-grid { grid-template-columns:1fr 1fr; }
  .stat-item + .stat-item::before { display:none; }
  .sol-grid { grid-template-columns:1fr; }
  .rack-grid { grid-template-columns:1fr; }
  .center-grid { grid-template-columns:1fr; }
  .overseas-grid { grid-template-columns:1fr 1fr; }
  .footer-grid { grid-template-columns:1fr 1fr; gap:36px; }
  .notice-contact-grid { grid-template-columns:1fr; }
  .notice-table-head, .notice-table-row { grid-template-columns:64px 1fr 100px; }
  .nt-date { display:none; }
  .form-row { grid-template-columns:1fr; }
  .dc-pins { grid-template-columns:repeat(3,1fr); }
  .page-hero { padding:120px 20px 60px; }
  .sol-detail-grid { grid-template-columns:1fr; }
  .sol-detail-card.card-featured { grid-column:span 1; grid-template-columns:1fr; }
  .sol-row-content { grid-template-columns:1fr; gap:24px; }
  .sol-row-content.sol-row-reverse { grid-template-columns:1fr; }
  .sol-row-visual { min-height:200px; }
  .sol-multi-grid { height:200px; }
}
@media (max-width: 480px) {
  .hero-h1 { font-size:2.2rem; }
  .footer-grid { grid-template-columns:1fr; }
  .stats-grid { grid-template-columns:1fr 1fr; }
  .overseas-grid { grid-template-columns:1fr 1fr; }
  .hero-actions { flex-direction:column; }
  .hero-actions .btn { width:100%; justify-content:center; }
}