/* =============================================
   style.css — GAUGETECH  |  Dark Monotone Theme
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;600&family=Barlow+Condensed:wght@600;700;800&display=swap');

/* ── 변수 ── */
:root {
  --navy:        #faf8f4;
  --navy-mid:    #f3efe8;
  --navy-panel:  #faf8f4;
  --navy-border: #ddd5c4;
  --navy-muted:  #c9bda8;
  --blue:        #5c3d1e;
  --blue-light:  #7a5230;
  --blue-glow:   rgba(92,61,30,.12);
  --cyan:        #b8860b;
  --cyan-dim:    rgba(184,134,11,.1);
  --text-bright: #2c1a0a;
  --text-mid:    #6b5240;
  --text-dim:    #a89080;
  --white:       #fdf9f2;
  --success:     #5a7a3a;
  --accent:      #c9960c;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'IBM Plex Sans', sans-serif;
  background: var(--navy);
  color: var(--text-mid);
  overflow-x: hidden;
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: #faf8f4; }
::-webkit-scrollbar-thumb { background: var(--navy-border); border-radius: 3px; }

/* ═══════════════════════════════
   NAVBAR
═══════════════════════════════ */
.navbar {
  height: 64px;
  background: rgba(250,248,244,.97);
  border-bottom: 1px solid var(--navy-border);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: box-shadow .3s;
}
.navbar.scrolled { box-shadow: 0 4px 20px rgba(92,61,30,.08); }

.navbar .container {
  height: 100%;
  display: flex;
  align-items: center;
}

/* brand */
.navbar-brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
  padding-right: 2rem;
  border-right: 1px solid var(--navy-border);
  flex-shrink: 0;
}
.brand-mark {
  width: 38px; height: 38px;
  border: 1.5px solid var(--blue-light);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-light);
  font-size: 1.1rem;
  position: relative;
  background: var(--blue-glow);
}
.brand-mark::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 8px;
  border: 1px solid rgba(92,61,30,.08);
}
.brand-text-wrap { line-height: 1; }
.brand-name {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--cyan);
  text-align: center;
}
.brand-name span { color: var(--cyan); }
.brand-tagline {
  display: block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .55rem;
  font-weight: 400;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 2px;
}

/* nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  height: 100%;
  padding: 0 1.5rem;
  flex: 1;
}
.nav-link-item {
  display: flex;
  align-items: center;
  height: 64px;
  padding: 0 1rem;
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-mid);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color .2s, border-color .2s;
}
.nav-link-item:hover,
.nav-link-item.active { color: var(--text-bright); border-bottom-color: var(--blue-light); }

/* lang toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--navy-border);
  border-radius: 3px;
  overflow: hidden;
  margin-right: 1rem;
  flex-shrink: 0;
}
.lang-btn {
  padding: .3rem .7rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--text-dim);
  background: none;
  border: none;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.lang-btn.active {
  background: var(--blue);
  color: var(--white);
}

.btn-nav-quote {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: var(--blue);
  color: var(--white);
  padding: .5rem 1.3rem;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 3px;
  border: 1px solid var(--blue-light);
  white-space: nowrap;
  transition: background .2s, gap .2s, box-shadow .2s;
  flex-shrink: 0;
}
.btn-nav-quote:hover {
  background: var(--blue-light);
  color: var(--white);
  gap: .7rem;
  box-shadow: 0 0 20px var(--blue-glow);
}

/* ═══════════════════════════════
   HERO
═══════════════════════════════ */
.hero {
  min-height: 91vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--navy);
  
}

/* dot-grid bg */
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(92,61,30,.08) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
}
/* blue radial glow */
.hero-glow {
  position: absolute;
  right: 0; top: 50%;
  transform: translateY(-50%);
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(92,61,30,.06) 0%, transparent 65%);
  pointer-events: none;
}

/* pill */
.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  background: var(--navy-panel);
  border: 1px solid var(--navy-border);
  border-radius: 100px;
  padding: .38rem 1rem .38rem .5rem;
  margin-bottom: 1.8rem;
}
.pill-dot {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--blue-glow);
  border: 1px solid var(--blue-light);
  display: flex; align-items: center; justify-content: center;
  font-size: .6rem;
  color: var(--cyan);
}
.hero-pill span {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-mid);
}
.hero-pill span b { color: var(--cyan); font-weight: 600; }

/* headline */
.hero h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(3rem, 6.5vw, 5.8rem);
  font-weight: 800;
  line-height: .95;
  letter-spacing: .01em;
  text-transform: uppercase;
  color: var(--text-bright);
  margin-bottom: 1.6rem;
}
.hero h1 .line-blue { color: var(--blue-light); display: block; }
.hero h1 .line-cyan { color: var(--cyan); display: block; }

.hero-desc {
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-mid);
  line-height: 1.85;
  max-width: 480px;
  margin-bottom: 2.2rem;
}

/* buttons */
.btn-primary-tech {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--blue);
  color: var(--white);
  padding: .82rem 1.9rem;
  font-size: .82rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase;
  text-decoration: none; border-radius: 3px;
  border: 1px solid var(--blue-light);
  transition: background .2s, gap .2s, box-shadow .2s;
}
.btn-primary-tech:hover {
  background: var(--blue-light); color: var(--white);
  gap: .8rem; box-shadow: 0 4px 24px var(--blue-glow);
}
.btn-outline-tech {
  display: inline-flex; align-items: center; gap: .5rem;
  background: transparent; color: var(--text-bright);
  padding: .8rem 1.8rem;
  font-size: .82rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase;
  text-decoration: none; border-radius: 3px;
  border: 1px solid var(--navy-border);
  transition: border-color .2s, color .2s;
}
.btn-outline-tech:hover { border-color: var(--blue-light); color: var(--success); }

/* stats row */
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--navy-border);
  margin-top: 2.5rem;
}
.h-stat-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2rem; font-weight: 800; line-height: 1;
  color: var(--white);
}
.h-stat-num span { color: var(--blue-light); }
.h-stat-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; font-weight: 600; letter-spacing: .15em; text-transform: uppercase;
  color: var(--text-dim); margin-top: .3rem;
}

/* ── hero right: product display ── */
.hero-device {
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.device-frame {
  width: 320px;
  background: var(--navy-panel);
  border: 1px solid var(--navy-border);
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  z-index: 2;
  box-shadow: 0 12px 40px rgba(92,61,30,.1);
}
.device-topbar {
  background: var(--navy-mid);
  border-bottom: 1px solid var(--navy-border);
  padding: .6rem 1rem;
  display: flex; align-items: center; gap: .5rem;
}
.d-dot { width:8px; height:8px; border-radius:50%; }
.d-dot.red { background:#e05252; }
.d-dot.yellow { background:#e0ac52; }
.d-dot.green { background:#52e08a; }
.device-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; letter-spacing: .1em; text-transform: uppercase; color: var(--text-dim);
  margin-left: auto;
}
.device-body { padding: 1.5rem; }

/* gauge circle */
.mini-gauge {
  width: 180px; height: 180px;
  border-radius: 50%;
  border: 6px solid var(--navy-border);
  margin: 0 auto 1.2rem;
  position: relative;
  background: radial-gradient(circle at 40% 40%, #f0ece3, #e8e0d0);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.mini-gauge::before {
  content: '';
  position: absolute; inset: 8px;
  border-radius: 50%;
  border: 1px solid rgba(92,61,30,.08);
}
.mg-arc {
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 4px solid transparent;
  border-top-color: var(--accent);
  border-right-color: var(--accent);
  transform: rotate(-135deg);
  filter: drop-shadow(0 0 6px rgba(201,150,12,.4));
  animation: arcSpin 3s ease-in-out infinite alternate;
}
@keyframes arcSpin {
  from { transform: rotate(-135deg); }
  to   { transform: rotate(-20deg); }
}
.mg-val {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2.8rem; font-weight: 800; color: var(--white); line-height: 1;
}
.mg-unit { font-family: 'IBM Plex Mono', monospace; font-size: .65rem; color: var(--cyan); letter-spacing: .15em; margin-top: .2rem; }
.mg-name { font-size: .62rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: .12em; margin-top: .3rem; }

/* data rows */
.data-row {
  display: flex; align-items: center;
  padding: .5rem 0;
  border-bottom: 1px solid var(--navy-border);
  font-family: 'IBM Plex Mono', monospace;
  font-size: .7rem;
}
.data-row:last-child { border-bottom: none; }
.dr-label { color: var(--text-dim); flex: 1; }
.dr-bar { flex: 2; height: 3px; background: var(--navy-border); border-radius: 2px; margin: 0 .7rem; overflow: hidden; }
.dr-fill { height: 100%; border-radius: 2px; background: var(--blue-light); }
.dr-fill.cyan { background: var(--cyan); }
.dr-fill.warn { background: #e0ac52; }
.dr-val { color: var(--text-bright); font-weight: 600; font-size: .72rem; }
.dr-val.ok { color: var(--success); }

/* floating tags */
.f-tag {
  position: absolute;
  background: var(--navy-panel);
  border: 1px solid var(--navy-border);
  border-radius: 4px;
  padding: .55rem .9rem;
  font-family: 'IBM Plex Mono', monospace;
  z-index: 3;
}
.f-tag .ft-key { font-size: .58rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-dim); display: block; margin-bottom: .15rem; }
.f-tag .ft-val { font-size: .9rem; font-weight: 600; color: var(--text-bright); }
.f-tag .ft-val span { color: var(--cyan); font-size: .7rem; }
.f-tag.tl { top: -16px; left: -40px; }
.f-tag.br { bottom: 10px; right: -80px; }
.f-tag.ml { top: 50%; left: -50px; transform: translateY(-50%); }

/* ═══════════════════════════════
   STRIP: cert logos
═══════════════════════════════ */
.cert-strip {
  background: var(--navy-panel);
  border-top: 1px solid var(--navy-border);
  border-bottom: 1px solid var(--navy-border);
  padding: 1rem 0;
}
.cert-strip-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; font-weight: 600; letter-spacing: .15em; text-transform: uppercase;
  color: var(--text-dim); white-space: nowrap;
}
.cert-item-strip {
  display: flex; align-items: center; gap: .5rem;
  padding: 0 1.5rem;
  border-right: 1px solid var(--navy-border);
  font-size: .75rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  color: var(--text-mid); white-space: nowrap;
}
.cert-item-strip:first-child { border-left: 1px solid var(--navy-border); }
.cert-item-strip i { color: var(--blue-light); }

/* ═══════════════════════════════
   SECTION COMMONS
═══════════════════════════════ */
section { padding: 3rem 0; }

.sec-eyebrow {
  display: flex; align-items: center; gap: .6rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .65rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase;
  color: var(--blue-light); margin-bottom: 1rem;
}
.sec-eyebrow::before {
  content: ''; width: 20px; height: 1.5px; background: var(--blue-light); flex-shrink: 0;
}
.sec-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(2rem, 3.5vw, 2.9rem);
  font-weight: 800; text-transform: uppercase;
  color: var(--text-bright); line-height: 1.05; letter-spacing: .02em;
  margin-bottom: 1rem;
}
.sec-sub {
  font-size: .95rem; font-weight: 300;
  color: var(--text-mid); line-height: 1.85; max-width: 500px;
}

/* ═══════════════════════════════
   PRODUCTS
═══════════════════════════════ */
.products-section { background: var(--navy); }

/* filter tabs */
.filter-tabs {
  display: flex; flex-wrap: wrap; gap: .5rem;
  margin-bottom: 2.5rem;
}
.ftab {
  padding: .38rem 1rem;
  font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  background: transparent; color: var(--text-dim);
  border: 1px solid var(--navy-border); border-radius: 3px;
  cursor: pointer; transition: all .2s;
}
.ftab:hover { color: var(--text-bright); border-color: var(--blue); }
.ftab.active { background: var(--blue); color: var(--white); border-color: var(--blue); }

.product-card {
  background: var(--navy-panel);
  border: 1px solid var(--navy-border);
  border-radius: 6px;
  overflow: hidden;
  height: 100%;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  position: relative;
}
.product-card::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--blue-light), var(--accent));
  transform: scaleX(0); transform-origin: left; transition: transform .3s;
}
.product-card:hover {
  border-color: rgba(92,61,30,.12);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(92,61,30,.1);
}
.product-card:hover::after { transform: scaleX(1); }

.product-img {
  height: 190px;
  background: var(--navy-mid);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.product-img-icon {
  font-size: 4rem;
  color: var(--navy-border);
  transition: color .3s;
}
.product-card:hover .product-img-icon { color: rgba(92,61,30,.1); }
/* subtle grid on card img */

.p-badge {
  position: absolute; top: 10px; left: 10px;
  background: var(--blue); color: var(--white);
  font-family: 'IBM Plex Mono', monospace;
  font-size: .58rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase;
  padding: .22rem .6rem; border-radius: 2px;
}
.p-badge.new { background: var(--cyan); color: var(--navy); }

.product-body { padding: 1.4rem; }
.product-cat {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; font-weight: 600; letter-spacing: .15em; text-transform: uppercase;
  color: var(--blue-light); margin-bottom: .4rem;
}
.product-card h5 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.2rem; font-weight: 700; text-transform: uppercase;
  color: var(--success); letter-spacing: .04em; margin-bottom: .6rem;
}
.product-card p {
  font-size: .84rem; color: var(--text-mid); line-height: 1.7; margin-bottom: 1rem;
}
.spec-pills {
  display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: 1.1rem;
}
.sp {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; font-weight: 600; letter-spacing: .06em;
  color: var(--text-dim); background: var(--navy-mid); border: 1px solid var(--navy-border);
  padding: .18rem .55rem; border-radius: 2px;
}
.product-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 1rem; border-top: 1px solid var(--navy-border);
}
.product-link {
  display: flex; align-items: center; gap: .35rem;
  font-size: .75rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase;
  color: var(--blue-light); text-decoration: none; transition: gap .2s;
}
.product-link:hover { gap: .6rem; color: var(--cyan); }
.p-doc-link {
  font-size: .7rem; color: var(--text-dim); text-decoration: none; transition: color .2s;
}
.p-doc-link:hover { color: var(--text-bright); }

/* ═══════════════════════════════
   INDUSTRIES
═══════════════════════════════ */
.industries-section {
  background: var(--navy-mid);
  border-top: 1px solid var(--navy-border);
  border-bottom: 1px solid var(--navy-border);
}

.ind-card {
  background: var(--navy-panel);
  border: 1px solid var(--navy-border);
  border-radius: 6px;
  padding: 1.8rem 1.4rem;
  height: 100%;
  transition: border-color .25s, transform .25s;
  cursor: pointer;
  position: relative; overflow: hidden;
}
.ind-card::before {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--blue-light), var(--accent));
  transform: scaleX(0); transform-origin: left; transition: transform .3s;
}
.ind-card:hover { border-color: var(--blue); transform: translateY(-3px); }
.ind-card:hover::before { transform: scaleX(1); }
.ind-icon {
  width: 48px; height: 48px;
  background: var(--navy-mid); border: 1px solid var(--navy-border);
  border-radius: 6px; display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; color: var(--blue-light); margin-bottom: 1.1rem;
  transition: background .25s, color .25s;
}
.ind-card:hover .ind-icon { background: var(--blue-glow); color: var(--cyan); }
.ind-card h6 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.05rem; font-weight: 700; text-transform: uppercase;
  color: var(--white); letter-spacing: .06em; margin-bottom: .5rem;
}
.ind-card p { font-size: .8rem; color: var(--text-mid); line-height: 1.65; margin: 0; }
.ind-models {
  margin-top: .8rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; color: var(--blue-light); letter-spacing: .08em;
}

/* ═══════════════════════════════
   FEATURES / WHY US
═══════════════════════════════ */
.features-section { background: var(--navy); }

.feat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--navy-border);
  border: 1px solid var(--navy-border);
  border-radius: 6px;
  overflow: hidden;
}
.feat-cell {
  background: var(--navy-panel);
  padding: 2rem;
  transition: background .2s;
}
.feat-cell:hover { background: var(--navy-mid); }
.feat-icon {
  width: 44px; height: 44px;
  border: 1px solid var(--navy-border);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; color: var(--blue-light);
  background: var(--navy-mid); margin-bottom: 1.2rem;
}
.feat-cell h6 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1rem; font-weight: 700; text-transform: uppercase;
  color: var(--success); letter-spacing: .06em; margin-bottom: .5rem;
}
.feat-cell p { font-size: .84rem; color: var(--text-mid); line-height: 1.7; margin: 0; }

/* ═══════════════════════════════
   SPEC TABLE
═══════════════════════════════ */
.spec-section { background: var(--navy-mid); border-top: 1px solid var(--navy-border); border-bottom: 1px solid var(--navy-border); }

.spec-box {
  background: var(--navy-panel);
  border: 1px solid var(--navy-border);
  border-radius: 6px; overflow: hidden;
}
.spec-box-head {
  background: var(--navy-mid);
  border-bottom: 1px solid var(--navy-border);
  padding: .8rem 1.4rem;
  display: flex; align-items: center; gap: .7rem;
}
.spec-box-head span {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .65rem; font-weight: 600; letter-spacing: .15em; text-transform: uppercase;
  color: var(--text-mid);
}
.spec-box-head i { color: var(--blue-light); }
.spec-row {
  display: flex; align-items: center;
  padding: .75rem 1.4rem;
  border-bottom: 1px solid var(--navy-border);
  transition: background .15s;
}
.spec-row:last-child { border-bottom: none; }
.spec-row:hover { background: var(--navy-mid); }
.spec-k {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .7rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-dim); flex: 1;
}
.spec-v {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .78rem; font-weight: 600; color: var(--text-bright); text-align: right;
}
.spec-v.hi { color: var(--cyan); }

/* ═══════════════════════════════
   CONTACT / QUOTE FORM
═══════════════════════════════ */
.contact-section { background: var(--navy); }

.form-box {
  background: var(--navy-panel);
  border: 1px solid var(--navy-border);
  border-radius: 8px;
  overflow: hidden;
}
.form-box-head {
  background: var(--navy-mid);
  border-bottom: 1px solid var(--navy-border);
  padding: 1.2rem 2rem;
  display: flex; align-items: center; gap: .8rem;
}
.form-box-head h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.1rem; font-weight: 700; text-transform: uppercase;
  color: var(--white); letter-spacing: .06em; margin: 0;
}
.form-box-head .fh-sub {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; color: var(--text-dim); letter-spacing: .1em; text-transform: uppercase;
  margin-left: auto;
}
.form-body { padding: 2rem; }

.form-label-custom {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .62rem; font-weight: 600; letter-spacing: .15em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: .4rem; display: block;
}
.form-control-custom {
  width: 100%;
  background: var(--navy-mid);
  border: 1px solid var(--navy-border);
  border-radius: 3px;
  padding: .65rem 1rem;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: .88rem; color: var(--text-bright);
  outline: none; transition: border-color .2s;
  margin-bottom: 1.2rem;
}
.form-control-custom::placeholder { color: var(--text-dim); }
.form-control-custom:focus { border-color: var(--blue-light); }

select.form-control-custom { cursor: pointer; }
select.form-control-custom option { background: var(--navy-mid); color: var(--text-bright); }

.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-check-row {
  display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.2rem;
}
.fcheck {
  display: flex; align-items: center; gap: .4rem;
  font-size: .78rem; color: var(--text-mid);
  background: var(--navy-mid); border: 1px solid var(--navy-border);
  padding: .3rem .8rem; border-radius: 3px; cursor: pointer; transition: all .2s;
}
.fcheck input { accent-color: var(--blue-light); }
.fcheck:has(input:checked) { border-color: var(--blue-light); color: var(--text-bright); }

.btn-submit {
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  width: 100%;
  background: var(--blue); color: var(--white);
  padding: .9rem; font-size: .85rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase;
  border: 1px solid var(--blue-light); border-radius: 3px;
  cursor: pointer; transition: background .2s, box-shadow .2s;
}
.btn-submit:hover {
  background: var(--blue-light);
  box-shadow: 0 4px 24px var(--blue-glow);
}

/* contact info sidebar */
.contact-info-box {
  background: var(--navy-panel);
  border: 1px solid var(--navy-border);
  border-radius: 8px;
  padding: 2rem;
  height: 100%;
}
.ci-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.4rem; font-weight: 800; text-transform: uppercase;
  color: var(--text-bright); letter-spacing: .04em; margin-bottom: .5rem;
}
.ci-sub { font-size: .88rem; color: var(--text-mid); line-height: 1.75; margin-bottom: 2rem; }
.ci-item {
  display: flex; align-items: flex-start; gap: .9rem;
  padding: 1.1rem 0; border-bottom: 1px solid var(--navy-border);
}
.ci-item:last-of-type { border-bottom: none; }
.ci-icon {
  width: 38px; height: 38px; flex-shrink: 0;
  border: 1px solid var(--navy-border); border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-size: .9rem; color: var(--blue-light); background: var(--navy-mid);
}
.ci-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; font-weight: 600; letter-spacing: .15em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: .2rem;
}
.ci-val { font-size: .88rem; color: var(--text-bright); }
.ci-response {
  margin-top: 2rem; padding: 1rem;
  background: rgba(92,61,30,.07); border: 1px solid rgba(92,61,30,.08);
  border-radius: 4px;
}
.ci-response p {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .65rem; color: var(--text-mid); letter-spacing: .08em;
  margin: 0; text-align: center;
}
.ci-response b { color: var(--accent); }

/* ═══════════════════════════════
   FOOTER
═══════════════════════════════ */
footer {
  background: #ede8df;
  border-top: 1px solid var(--navy-border);
  padding: 4rem 0 2rem;
}
.footer-brand {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.4rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em;
  color: var(--white);
}
.footer-brand span { color: var(--cyan); }
.footer-desc {
  font-size: .84rem; color: var(--text-dim); line-height: 1.8; margin-top: .6rem; max-width: 260px;
}
footer h6 {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 1.1rem;
  padding-bottom: .6rem; border-bottom: 1px solid var(--navy-border);
}
footer a {
  display: block; font-size: .83rem; color: var(--text-dim);
  text-decoration: none; margin-bottom: .55rem; transition: color .2s;
}
footer a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid var(--navy-border);
  padding-top: 1.5rem; margin-top: 3rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .62rem; color: var(--text-dim);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem;
}
.social-tech {
  display: inline-flex !important; align-items: center; justify-content: center;
  width: 32px; height: 32px;
  border: 1px solid var(--navy-border); border-radius: 3px;
  color: var(--text-dim) !important; margin-right: .4rem;
  font-size: .85rem !important; text-decoration: none !important;
  transition: border-color .2s, color .2s !important; margin-bottom: 0 !important;
}
.social-tech:hover { border-color: var(--blue-light); color: var(--blue-light) !important; }

/* ═══════════════════════════════
   SCROLL TO TOP 버튼
═══════════════════════════════ */
.scroll-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px; height: 44px;
  background: var(--accent);
  color: var(--white);
  border: none; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  z-index: 998;
  box-shadow: 0 4px 16px rgba(201,150,12,.35);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity .3s, transform .3s, background .2s;
}
.scroll-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.scroll-top:hover {
  background: var(--blue-light);
  box-shadow: 0 6px 20px rgba(92,61,30,.25);
}

/* ═══════════════════════════════
   HAMBURGER MENU
═══════════════════════════════ */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px; height: 36px;
  background: none; border: none;
  cursor: pointer; padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-bright);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
  transform-origin: center;
}
/* X 모양으로 변환 */
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 모바일 메뉴 드로어 */
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: var(--navy-panel);
  border-bottom: 1px solid var(--navy-border);
  box-shadow: 0 8px 24px rgba(92,61,30,.1);
  z-index: 999;
  padding: 1rem 0;
  transform: translateY(-10px);
  opacity: 0;
  transition: transform .25s ease, opacity .25s ease;
}
.mobile-menu.open {
  display: block;
  transform: translateY(0);
  opacity: 1;
}
.mobile-menu a {
  display: block;
  padding: .85rem 1.5rem;
  font-size: .82rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-mid); text-decoration: none;
  border-bottom: 1px solid var(--navy-border);
  transition: background .15s, color .15s;
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover,
.mobile-menu a.active { background: var(--navy-mid); color: var(--accent); }
.mobile-menu-lang {
  display: flex;
  gap: .5rem;
  padding: .85rem 1.5rem;
  border-bottom: 1px solid var(--navy-border);
}
.mobile-menu-cta {
  padding: 1rem 1.5rem;
}
.mobile-menu-cta a {
  display: flex !important;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  background: var(--accent) !important;
  color: var(--white) !important;
  border-radius: 4px;
  padding: .75rem !important;
  font-size: .8rem !important;
  border-bottom: none !important;
}
.mobile-menu-cta a:hover { opacity: .88; background: var(--accent) !important; }

/* ═══════════════════════════════
   RESPONSIVE
═══════════════════════════════ */
@media (max-width: 991px) {
  .nav-links, .lang-toggle, .btn-nav-quote { display: none; }
  .hamburger { display: flex; }
  .hero { min-height: auto; padding: 4rem 0; }
  .hero-device { display: none; }
  section { padding: 4rem 0; }
  .feat-grid { grid-template-columns: 1fr; }
  .form-row-2 { grid-template-columns: 1fr; }
}

/* ── animations ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fu  { animation: fadeUp .65s ease both; }
.d1  { animation-delay: .08s; }
.d2  { animation-delay: .18s; }
.d3  { animation-delay: .3s; }
.d4  { animation-delay: .44s; }



  /* ── 페이지 히어로 ── */
  .page-hero {
    background: var(--navy-mid);
    border-bottom: 1px solid var(--navy-border);
    padding: 4rem 0 3rem;
  }
  .breadcrumb-row {
    display: flex; align-items: center; gap: .5rem;
    font-family: 'IBM Plex Mono', monospace;
    font-size: .63rem; font-weight: 600;
    letter-spacing: .12em; text-transform: uppercase;
    color: var(--text-dim); margin-bottom: 1.5rem;
  }
  .breadcrumb-row a { color: var(--text-dim); text-decoration: none; transition: color .2s; }
  .breadcrumb-row a:hover { color: var(--accent); }
  .breadcrumb-row i { font-size: .55rem; }
  .breadcrumb-row span { color: var(--text-mid); }
  .page-hero-eyebrow {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .65rem; font-weight: 600;
    letter-spacing: .18em; text-transform: uppercase;
    color: var(--accent); margin-bottom: .8rem;
  }
  .page-hero-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 800; text-transform: uppercase;
    color: var(--text-bright); letter-spacing: .03em;
    line-height: 1; margin-bottom: 1rem;
  }
  .page-hero-desc {
    font-size: .95rem; color: var(--text-mid);
    line-height: 1.85; max-width: 560px;
  }

  /* ── 섹션 공통 ── */
  .about-body { background: var(--navy); }
  .about-section { padding: 4rem 0; border-bottom: 1px solid var(--navy-border); }
  .about-section:last-child { border-bottom: none; }

  /* ── 회사 소개 패널 ── */
  .about-panel {
    background: var(--navy-panel);
    border: 1px solid var(--navy-border);
    border-radius: 8px; padding: 2rem;
    height: 100%;
  }
  .about-panel-icon {
    width: 48px; height: 48px;
    background: rgba(201,150,12,.1);
    border: 1px solid rgba(201,150,12,.25);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; color: var(--accent);
    margin-bottom: 1.2rem;
  }
  .about-panel h5 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.15rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .05em;
    color: var(--text-bright); margin-bottom: .7rem;
  }
  .about-panel p {
    font-size: .88rem; color: var(--text-mid);
    line-height: 1.85; margin: 0;
  }

  /* ── 연혁 타임라인 ── */
  .timeline { position: relative; padding-left: 2rem; }
  .timeline::before {
    content: '';
    position: absolute; left: 0; top: 6px; bottom: 0;
    width: 2px; background: var(--navy-border);
  }
  .tl-item {
    position: relative;
    padding-bottom: 2rem;
  }
  .tl-item:last-child { padding-bottom: 0; }
  .tl-dot {
    position: absolute; left: -2rem;
    width: 14px; height: 14px;
    background: var(--navy);
    border: 2px solid var(--navy-border);
    border-radius: 50%; top: 4px;
    margin-left: -6px;
    transition: border-color .2s;
  }
  .tl-item:hover .tl-dot { border-color: var(--accent); }
  .tl-year {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .68rem; font-weight: 600;
    letter-spacing: .12em; color: var(--accent);
    margin-bottom: .3rem;
  }
  .tl-title {
    font-size: .92rem; font-weight: 600;
    color: var(--text-bright); margin-bottom: .3rem;
  }
  .tl-desc {
    font-size: .83rem; color: var(--text-mid);
    line-height: 1.75;
  }

  /* ── 수치 통계 ── */
  .stat-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--navy-border);
    border: 1px solid var(--navy-border);
    border-radius: 8px; overflow: hidden;
  }
  .stat-cell {
    background: var(--navy-panel);
    padding: 2rem 1.5rem; text-align: center;
  }
  .stat-num {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 2.8rem; font-weight: 800;
    color: var(--accent); line-height: 1;
    display: block; margin-bottom: .4rem;
  }
  .stat-unit {
    font-size: 1.2rem; color: var(--text-dim);
  }
  .stat-label {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .6rem; font-weight: 600;
    letter-spacing: .14em; text-transform: uppercase;
    color: var(--text-dim);
  }

  /* ── 팀 카드 ── */
  .team-card {
    background: var(--navy-panel);
    border: 1px solid var(--navy-border);
    border-radius: 8px; padding: 1.5rem;
    text-align: center; transition: border-color .2s;
  }
  .team-card:hover { border-color: var(--accent); }
  .team-avatar {
    width: 72px; height: 72px;
    background: var(--navy-mid);
    border: 2px solid var(--navy-border);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem; color: var(--navy-border);
    margin: 0 auto 1rem;
  }
  .team-name {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.05rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .04em;
    color: var(--text-bright); margin-bottom: .25rem;
  }
  .team-role {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .62rem; font-weight: 600;
    letter-spacing: .1em; text-transform: uppercase;
    color: var(--accent); margin-bottom: .7rem;
  }
  .team-desc {
    font-size: .82rem; color: var(--text-dim);
    line-height: 1.7;
  }

  /* ── 인증 그리드 ── */
  .cert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
  .cert-card {
    background: var(--navy-panel);
    border: 1px solid var(--navy-border);
    border-radius: 8px; padding: 1.5rem;
    display: flex; align-items: flex-start; gap: 1rem;
    transition: border-color .2s;
  }
  .cert-card:hover { border-color: var(--accent); }
  .cert-card-icon {
    font-size: 1.4rem; color: var(--accent);
    flex-shrink: 0; margin-top: .1rem;
  }
  .cert-card h6 {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .72rem; font-weight: 600;
    letter-spacing: .08em; text-transform: uppercase;
    color: var(--text-bright); margin-bottom: .3rem;
  }
  .cert-card p {
    font-size: .8rem; color: var(--text-dim);
    line-height: 1.65; margin: 0;
  }

  @media (max-width: 767px) {
    .stat-row { grid-template-columns: repeat(2, 1fr); }
    .cert-grid { grid-template-columns: 1fr; }
  }
  @media (max-width: 575px) {
    .stat-row { grid-template-columns: repeat(2, 1fr); }
  }
 
 

  /* ── 페이지 히어로 ── */
  .page-hero {
    background: var(--navy-mid);
    border-bottom: 1px solid var(--navy-border);
    padding: 4rem 0 3rem;
  }
  .breadcrumb-row {
    display: flex; align-items: center; gap: .5rem;
    font-family: 'IBM Plex Mono', monospace;
    font-size: .63rem; font-weight: 600;
    letter-spacing: .12em; text-transform: uppercase;
    color: var(--text-dim); margin-bottom: 1.5rem;
  }
  .breadcrumb-row a { color: var(--text-dim); text-decoration: none; transition: color .2s; }
  .breadcrumb-row a:hover { color: var(--accent); }
  .breadcrumb-row i { font-size: .55rem; }
  .breadcrumb-row span { color: var(--text-mid); }
  .page-hero-eyebrow {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .65rem; font-weight: 600;
    letter-spacing: .18em; text-transform: uppercase;
    color: var(--accent); margin-bottom: .8rem;
  }
  .page-hero-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 800; text-transform: uppercase;
    color: var(--text-bright); letter-spacing: .03em;
    line-height: 1; margin-bottom: 1rem;
  }
  .page-hero-desc {
    font-size: .95rem; color: var(--text-mid);
    line-height: 1.85; max-width: 560px;
  }

  /* ── 본문 ── */
  .catalogs-body { background: var(--navy); padding: 3rem 0 5rem; }

  /* ── 카테고리 탭 ── */
  .cat-tabs {
    display: flex; gap: .5rem; flex-wrap: wrap;
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--navy-border);
  }
  .cat-tab {
    padding: .55rem 1.2rem;
    font-family: 'IBM Plex Mono', monospace;
    font-size: .65rem; font-weight: 600;
    letter-spacing: .1em; text-transform: uppercase;
    color: var(--text-dim);
    background: var(--navy-panel);
    border: 1px solid var(--navy-border);
    border-radius: 4px; cursor: pointer;
    transition: all .2s;
  }
  .cat-tab:hover { border-color: var(--accent); color: var(--accent); }
  .cat-tab.active {
    background: var(--accent); color: var(--white);
    border-color: var(--accent);
  }

  /* ── 카탈로그 섹션 제목 ── */
  .catalog-section-title {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .65rem; font-weight: 600;
    letter-spacing: .18em; text-transform: uppercase;
    color: var(--text-dim);
    padding-bottom: .8rem;
    border-bottom: 1px solid var(--navy-border);
    margin-bottom: 1.2rem;
    display: flex; align-items: center; gap: .6rem;
  }
  .catalog-section-title i { color: var(--accent); }

  /* ── 카탈로그 카드 ── */
  .catalog-card {
    background: var(--navy-panel);
    border: 1px solid var(--navy-border);
    border-radius: 8px; overflow: hidden;
    transition: border-color .2s, box-shadow .2s;
    height: 100%;
    display: flex; flex-direction: column;
  }
  .catalog-card:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 20px rgba(201,150,12,.08);
  }
  .catalog-thumb {
    background: var(--navy-mid);
    border-bottom: 1px solid var(--navy-border);
    height: 160px;
    display: flex; align-items: center; justify-content: center;
    flex-direction: column; gap: .6rem;
    position: relative;
  }
  .catalog-thumb-icon {
    font-size: 3rem; color: var(--navy-border);
  }
  .catalog-thumb-label {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .58rem; font-weight: 600;
    letter-spacing: .12em; text-transform: uppercase;
    color: var(--text-dim);
  }
  .catalog-lang-badge {
    position: absolute; top: 10px; right: 10px;
    font-family: 'IBM Plex Mono', monospace;
    font-size: .56rem; font-weight: 600;
    letter-spacing: .1em; text-transform: uppercase;
    padding: .2rem .55rem; border-radius: 2px;
    background: var(--navy-border); color: var(--text-mid);
  }
  .catalog-lang-badge.ko { background: rgba(92,61,30,.12); color: var(--blue-light); }
  .catalog-lang-badge.en { background: rgba(201,150,12,.12); color: var(--accent); }

  .catalog-body {
    padding: 1.2rem 1.3rem;
    flex: 1; display: flex; flex-direction: column;
  }
  .catalog-name {
    font-size: .9rem; font-weight: 600;
    color: var(--text-bright); margin-bottom: .3rem;
    line-height: 1.4;
  }
  .catalog-meta {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .6rem; color: var(--text-dim);
    letter-spacing: .06em; margin-bottom: 1rem;
  }
  .catalog-tags {
    display: flex; flex-wrap: wrap; gap: .35rem;
    margin-bottom: 1rem; flex: 1;
  }
  .catalog-tag {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .58rem; font-weight: 600;
    letter-spacing: .08em; text-transform: uppercase;
    padding: .18rem .55rem; border-radius: 2px;
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    color: var(--text-dim);
  }
  .catalog-dl-btn {
    display: flex; align-items: center; justify-content: center; gap: .5rem;
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: 4px; padding: .65rem;
    font-family: 'IBM Plex Mono', monospace;
    font-size: .68rem; font-weight: 600;
    letter-spacing: .08em; text-transform: uppercase;
    color: var(--text-mid); text-decoration: none;
    transition: all .2s; cursor: pointer;
  }
  .catalog-dl-btn:hover {
    background: var(--accent); color: var(--white);
    border-color: var(--accent);
  }

  /* ── 대형 카탈로그 카드 (메인 카탈로그) ── */
  .catalog-card-featured {
    background: var(--navy-panel);
    border: 1px solid var(--navy-border);
    border-radius: 8px; overflow: hidden;
    transition: border-color .2s;
    display: flex;
  }
  .catalog-card-featured:hover { border-color: var(--accent); }
  .catalog-featured-thumb {
    width: 200px; flex-shrink: 0;
    background: var(--navy-mid);
    border-right: 1px solid var(--navy-border);
    display: flex; align-items: center; justify-content: center;
    flex-direction: column; gap: .8rem;
  }
  .catalog-featured-body {
    padding: 1.8rem 2rem;
    display: flex; align-items: center; gap: 2rem;
    flex: 1; flex-wrap: wrap;
  }
  .cfb-info { flex: 1; }
  .cfb-badge {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .6rem; font-weight: 600;
    letter-spacing: .14em; text-transform: uppercase;
    color: var(--accent); margin-bottom: .5rem;
  }
  .cfb-name {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.3rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .04em;
    color: var(--text-bright); margin-bottom: .4rem;
  }
  .cfb-desc {
    font-size: .85rem; color: var(--text-mid);
    line-height: 1.75;
  }
  .cfb-actions {
    display: flex; flex-direction: column; gap: .5rem;
    min-width: 180px;
  }
  .btn-featured-dl {
    display: flex; align-items: center; justify-content: center; gap: .5rem;
    background: var(--accent); color: var(--white);
    border: none; border-radius: 4px; padding: .75rem 1.2rem;
    font-size: .78rem; font-weight: 700;
    letter-spacing: .08em; text-transform: uppercase;
    text-decoration: none; cursor: pointer;
    transition: opacity .2s;
  }
  .btn-featured-dl:hover { opacity: .88; color: var(--white); }
  .btn-featured-preview {
    display: flex; align-items: center; justify-content: center; gap: .5rem;
    background: transparent; color: var(--text-mid);
    border: 1px solid var(--navy-border);
    border-radius: 4px; padding: .7rem 1.2rem;
    font-size: .75rem; font-weight: 600;
    letter-spacing: .08em; text-transform: uppercase;
    text-decoration: none; cursor: pointer;
    transition: border-color .2s, color .2s;
  }
  .btn-featured-preview:hover { border-color: var(--accent); color: var(--accent); }

  /* ── 안내 배너 ── */
  .notice-banner {
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: 6px;
    padding: 1rem 1.4rem;
    display: flex; align-items: center; gap: 1rem;
    margin-bottom: 2rem;
    font-size: .83rem; color: var(--text-mid); line-height: 1.7;
  }
  .notice-banner i { color: var(--accent); font-size: 1.1rem; flex-shrink: 0; }

  @media (max-width: 767px) {
    .catalog-card-featured { flex-direction: column; }
    .catalog-featured-thumb { width: 100%; height: 120px; }
    .catalog-featured-body { padding: 1.2rem; }
    .cfb-actions { min-width: 100%; }
  }
  


    /* ── Products 페이지 전용 추가 스타일 ── */

    .page-hero {
      background: var(--navy-mid);
      border-bottom: 1px solid var(--navy-border);
      padding: 3rem 0 2.5rem;
    }
    .page-breadcrumb {
      display: flex;
      align-items: center;
      gap: .5rem;
      font-family: 'IBM Plex Mono', monospace;
      font-size: .65rem;
      font-weight: 600;
      letter-spacing: .12em;
      text-transform: uppercase;
      color: var(--text-dim);
      margin-bottom: 1rem;
    }
    .page-breadcrumb a { color: var(--text-dim); text-decoration: none; transition: color .2s; }
    .page-breadcrumb a:hover { color: var(--accent); }
    .page-breadcrumb i { font-size: .55rem; }
    .page-breadcrumb span { color: var(--text-mid); }

    .page-title {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: clamp(2rem, 4vw, 3rem);
      font-weight: 800;
      text-transform: uppercase;
      color: var(--text-bright);
      letter-spacing: .02em;
      line-height: 1;
      margin-bottom: .5rem;
    }
    .page-sub {
      font-size: .92rem;
      color: var(--text-mid);
      font-weight: 300;
    }
    .product-count {
      font-family: 'IBM Plex Mono', monospace;
      font-size: .7rem;
      font-weight: 600;
      letter-spacing: .1em;
      color: var(--accent);
      background: rgba(201,150,12,.1);
      border: 1px solid rgba(201,150,12,.25);
      padding: .25rem .8rem;
      border-radius: 100px;
    }

    /* ── 필터 사이드바 ── */
    .filter-sidebar {
      background: var(--navy-panel);
      border: 1px solid var(--navy-border);
      border-radius: 6px;
      overflow: hidden;
      position: sticky;
      top: 80px;
    }
    .filter-head {
      background: var(--navy-mid);
      border-bottom: 1px solid var(--navy-border);
      padding: .9rem 1.2rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .filter-head span {
      font-family: 'IBM Plex Mono', monospace;
      font-size: .65rem;
      font-weight: 600;
      letter-spacing: .15em;
      text-transform: uppercase;
      color: var(--text-mid);
    }
    .filter-reset {
      font-size: .65rem;
      color: var(--accent);
      background: none;
      border: none;
      cursor: pointer;
      font-family: 'IBM Plex Mono', monospace;
      letter-spacing: .08em;
      text-transform: uppercase;
      padding: 0;
      transition: opacity .2s;
    }
    .filter-reset:hover { opacity: .7; }

    .filter-group { border-bottom: 1px solid var(--navy-border); }
    .filter-group:last-child { border-bottom: none; }
    .filter-group-title {
      padding: .9rem 1.2rem .5rem;
      font-size: .68rem;
      font-weight: 700;
      letter-spacing: .15em;
      text-transform: uppercase;
      color: var(--text-dim);
    }
    .filter-option {
      display: flex;
      align-items: center;
      gap: .6rem;
      padding: .45rem 1.2rem;
      font-size: .83rem;
      color: var(--text-mid);
      cursor: pointer;
      transition: background .15s, color .15s;
    }
    .filter-option:hover { background: var(--navy-mid); color: var(--text-bright); }
    .filter-option.active { color: var(--text-bright); }
    .filter-option.active .fo-check {
      background: var(--accent);
      border-color: var(--accent);
    }
    .filter-option.active .fo-check::after {
      content: '';
      display: block;
      width: 6px; height: 6px;
      background: var(--white);
      border-radius: 50%;
      margin: auto;
    }
    .fo-check {
      width: 16px; height: 16px;
      border: 1.5px solid var(--navy-border);
      border-radius: 3px;
      flex-shrink: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background .15s, border-color .15s;
    }
    .fo-count {
      margin-left: auto;
      font-family: 'IBM Plex Mono', monospace;
      font-size: .6rem;
      color: var(--text-dim);
    }

    /* ── 상단 정렬/뷰 툴바 ── */
    .products-toolbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: .8rem;
      margin-bottom: 1.5rem;
      padding-bottom: 1rem;
      border-bottom: 1px solid var(--navy-border);
    }
    .toolbar-left {
      display: flex;
      align-items: center;
      gap: .5rem;
      flex-wrap: wrap;
    }
    .active-filter-tag {
      display: inline-flex;
      align-items: center;
      gap: .4rem;
      background: rgba(201,150,12,.1);
      border: 1px solid rgba(201,150,12,.3);
      border-radius: 100px;
      padding: .2rem .7rem;
      font-size: .7rem;
      font-weight: 600;
      color: var(--accent);
      cursor: pointer;
    }
    .active-filter-tag i { font-size: .6rem; }
    .sort-select {
      background: var(--navy-panel);
      border: 1px solid var(--navy-border);
      border-radius: 3px;
      padding: .35rem .8rem;
      font-family: 'IBM Plex Mono', monospace;
      font-size: .68rem;
      font-weight: 600;
      letter-spacing: .06em;
      color: var(--text-mid);
      cursor: pointer;
      outline: none;
    }
    .view-toggle {
      display: flex;
      border: 1px solid var(--navy-border);
      border-radius: 3px;
      overflow: hidden;
    }
    .vt-btn {
      padding: .35rem .65rem;
      background: transparent;
      border: none;
      color: var(--text-dim);
      cursor: pointer;
      font-size: .85rem;
      transition: background .15s, color .15s;
    }
    .vt-btn.active { background: var(--navy-mid); color: var(--text-bright); }

    /* ── 제품 카드 (리스트 뷰) ── */
    .product-list-card {
      background: var(--navy-panel);
      border: 1px solid var(--navy-border);
      border-radius: 6px;
      overflow: hidden;
      display: flex;
      transition: border-color .25s, box-shadow .25s;
      margin-bottom: 1rem;
      position: relative;
    }
    .product-list-card::before {
      content: '';
      position: absolute;
      left: 0; top: 0; bottom: 0;
      width: 3px;
      background: linear-gradient(to bottom, var(--accent), var(--blue-light));
      transform: scaleY(0);
      transform-origin: top;
      transition: transform .3s;
    }
    .product-list-card:hover {
      border-color: var(--navy-muted);
      box-shadow: 0 4px 20px rgba(92,61,30,.08);
    }
    .product-list-card:hover::before { transform: scaleY(1); }
    .plc-img {
      width: 240px;
      flex-shrink: 0;
      background: var(--navy-mid);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 3rem;
      color: var(--navy-border);
      position: relative;
      transition: color .3s;
    }
    .product-list-card:hover .plc-img { color: rgba(201,150,12,.25); }
    
    .plc-body {
      padding: 1.4rem 1.6rem;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .plc-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 1rem;
      margin-bottom: .6rem;
    }
    .plc-cat {
      font-family: 'IBM Plex Mono', monospace;
      font-size: .6rem;
      font-weight: 600;
      letter-spacing: .15em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: .3rem;
    }
    .plc-title {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 1.3rem;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--text-bright);
      letter-spacing: .04em;
      line-height: 1.1;
    }
    .plc-model {
      font-family: 'IBM Plex Mono', monospace;
      font-size: .65rem;
      color: var(--text-dim);
      margin-top: .2rem;
    }
    .plc-badges { display: flex; gap: .4rem; flex-wrap: wrap; }
    .plc-badge {
      font-size: .6rem;
      font-weight: 700;
      letter-spacing: .08em;
      text-transform: uppercase;
      padding: .18rem .55rem;
      border-radius: 2px;
    }
    .plc-badge.new { background: var(--accent); color: var(--white); }
    .plc-badge.best { background: var(--blue-light); color: var(--white); }
    .plc-desc {
      font-size: .85rem;
      color: var(--text-mid);
      line-height: 1.7;
      margin-bottom: 1rem;
      flex: 1;
    }
    .plc-specs {
      display: flex;
      flex-wrap: wrap;
      gap: .35rem;
      margin-bottom: 1rem;
    }
    .plc-spec {
      font-family: 'IBM Plex Mono', monospace;
      font-size: .62rem;
      font-weight: 600;
      color: var(--text-dim);
      background: var(--navy-mid);
      border: 1px solid var(--navy-border);
      padding: .18rem .55rem;
      border-radius: 2px;
    }
    .plc-footer {
      display: flex;
      align-items: center;
      gap: 1rem;
      padding-top: .9rem;
      border-top: 1px solid var(--navy-border);
    }
    .plc-link {
      display: inline-flex;
      align-items: center;
      gap: .4rem;
      font-size: .75rem;
      font-weight: 700;
      letter-spacing: .1em;
      text-transform: uppercase;
      color: var(--blue-light);
      text-decoration: none;
      transition: gap .2s, color .2s;
    }
    .plc-link:hover { gap: .65rem; color: var(--accent); }
    .plc-doc {
      font-size: .72rem;
      color: var(--text-dim);
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: .3rem;
      transition: color .2s;
    }
    .plc-doc:hover { color: var(--text-bright); }
    .plc-inquiry {
      margin-left: auto;
      display: inline-flex;
      align-items: center;
      gap: .4rem;
      background: transparent;
      border: 1px solid var(--navy-border);
      border-radius: 3px;
      padding: .38rem .9rem;
      font-size: .72rem;
      font-weight: 600;
      letter-spacing: .08em;
      text-transform: uppercase;
      color: var(--text-mid);
      text-decoration: none;
      transition: border-color .2s, color .2s;
    }
    .plc-inquiry:hover { border-color: var(--accent); color: var(--accent); }

    /* ── 그리드 뷰 (기존 product-card 재사용) ── */
    .grid-view .product-card { margin-bottom: 0; }

    /* ── 페이지네이션 ── */
    .pagination-wrap {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: .4rem;
      margin-top: 2.5rem;
    }
    .pg-btn {
      width: 36px; height: 36px;
      display: flex; align-items: center; justify-content: center;
      border: 1px solid var(--navy-border);
      border-radius: 3px;
      font-family: 'IBM Plex Mono', monospace;
      font-size: .75rem;
      font-weight: 600;
      color: var(--text-dim);
      text-decoration: none;
      background: var(--navy-panel);
      cursor: pointer;
      transition: all .2s;
    }
    .pg-btn:hover { border-color: var(--accent); color: var(--accent); }
    .pg-btn.active { background: var(--accent); border-color: var(--accent); color: var(--white); }
    .pg-btn.arrow { font-size: .9rem; }
  

  
  /* ══════════════════════════
     제품 상세 페이지 전용 스타일
  ══════════════════════════ */

  /* ── 브레드크럼 + 페이지 상단 ── */
  .detail-header {
    background: var(--navy-mid);
    border-bottom: 1px solid var(--navy-border);
    padding: 2rem 0 0;
  }
  .breadcrumb-row {
    display: flex; align-items: center; gap: .5rem;
    font-family: 'IBM Plex Mono', monospace;
    font-size: .63rem; font-weight: 600;
    letter-spacing: .12em; text-transform: uppercase;
    color: var(--text-dim); margin-bottom: 1.5rem;
  }
  .breadcrumb-row a { color: var(--text-dim); text-decoration: none; transition: color .2s; }
  .breadcrumb-row a:hover { color: var(--accent); }
  .breadcrumb-row i { font-size: .55rem; }
  .breadcrumb-row span { color: var(--text-mid); }

  /* ── 탭 네비 ── */
  .detail-tabs {
    display: flex; gap: 0;
    border-top: 1px solid var(--navy-border);
    margin-top: 1.5rem;
  }
  .dtab {
    padding: .85rem 1.5rem;
    font-family: 'IBM Plex Mono', monospace;
    font-size: .68rem; font-weight: 600;
    letter-spacing: .1em; text-transform: uppercase;
    color: var(--text-dim);
    background: none; border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer; transition: color .2s, border-color .2s;
    white-space: nowrap;
  }
  .dtab:hover { color: var(--text-bright); }
  .dtab.active { color: var(--accent); border-bottom-color: var(--accent); }

  /* ── 메인 콘텐츠 영역 ── */
  .detail-body { background: var(--navy); padding: 3rem 0 5rem; }

  /* ── 이미지 갤러리 ── */
  .gallery-main {
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: 8px;
    aspect-ratio: 1;
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
    margin-bottom: .75rem;
  }
  .gallery-main-icon {
    font-size: 7rem; color: var(--navy-border);
    transition: color .3s;
  }
  .gallery-main:hover .gallery-main-icon { color: rgba(201,150,12,.25); }
  .gallery-main::before {
    content: '';
    position: absolute; inset: 0;
    background-image: linear-gradient(var(--navy-border) 1px, transparent 1px),
                      linear-gradient(90deg, var(--navy-border) 1px, transparent 1px);
    background-size: 24px 24px; opacity: .25;
  }
  .gallery-badge {
    position: absolute; top: 12px; left: 12px;
    background: var(--accent); color: var(--white);
    font-family: 'IBM Plex Mono', monospace;
    font-size: .58rem; font-weight: 600;
    letter-spacing: .1em; text-transform: uppercase;
    padding: .22rem .65rem; border-radius: 2px;
  }
  .gallery-zoom {
    position: absolute; bottom: 12px; right: 12px;
    width: 34px; height: 34px;
    background: var(--navy-panel);
    border: 1px solid var(--navy-border);
    border-radius: 4px;
    display: flex; align-items: center; justify-content: center;
    color: var(--text-dim); font-size: .85rem; cursor: pointer;
    transition: color .2s, border-color .2s;
  }
  .gallery-zoom:hover { color: var(--accent); border-color: var(--accent); }

  .gallery-thumbs {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: .5rem;
  }
  .g-thumb {
    background: var(--navy-mid);
    border: 1.5px solid var(--navy-border);
    border-radius: 5px;
    aspect-ratio: 1;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; color: var(--navy-border);
    cursor: pointer; transition: border-color .2s, color .2s;
  }
  .g-thumb:hover, .g-thumb.active {
    border-color: var(--accent); color: rgba(201,150,12,.4);
  }

  /* ── 제품 정보 패널 ── */
  .product-info-panel { padding-left: .5rem; }

  .pi-cat {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .62rem; font-weight: 600;
    letter-spacing: .15em; text-transform: uppercase;
    color: var(--accent); margin-bottom: .5rem;
  }
  .pi-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 800; text-transform: uppercase;
    color: var(--text-bright); letter-spacing: .03em;
    line-height: 1.05; margin-bottom: .4rem;
  }
  .pi-model {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .72rem; color: var(--text-dim);
    letter-spacing: .1em; margin-bottom: 1rem;
  }
  .pi-desc {
    font-size: .92rem; color: var(--text-mid);
    line-height: 1.85; margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--navy-border);
  }

  /* 핵심 스펙 칩 */
  .key-specs {
    display: flex; flex-wrap: wrap; gap: .5rem;
    margin-bottom: 1.5rem;
  }
  .ks-chip {
    display: flex; align-items: center; gap: .5rem;
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: 4px; padding: .55rem 1rem;
  }
  .ks-icon { color: var(--accent); font-size: .9rem; }
  .ks-label {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .6rem; font-weight: 600;
    letter-spacing: .1em; text-transform: uppercase;
    color: var(--text-dim); display: block;
  }
  .ks-val {
    font-size: .82rem; font-weight: 600;
    color: var(--text-bright); display: block; line-height: 1.2;
  }

  /* 인증 뱃지 */
  .cert-badges {
    display: flex; flex-wrap: wrap; gap: .4rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--navy-border);
  }
  .cert-b {
    display: inline-flex; align-items: center; gap: .35rem;
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: 3px; padding: .3rem .75rem;
    font-size: .72rem; font-weight: 600;
    letter-spacing: .06em; color: var(--text-mid);
  }
  .cert-b i { color: var(--accent); }

  /* CTA 버튼 */
  .detail-cta { display: flex; flex-direction: column; gap: .6rem; }
  .btn-detail-primary {
    display: flex; align-items: center; justify-content: center; gap: .6rem;
    background: var(--accent); color: var(--white);
    padding: .9rem 1.5rem; border-radius: 4px;
    font-size: .82rem; font-weight: 700;
    letter-spacing: .1em; text-transform: uppercase;
    border: none; cursor: pointer; text-decoration: none;
    transition: opacity .2s, gap .2s;
  }
  .btn-detail-primary:hover { opacity: .88; gap: .85rem; color: var(--white); }
  .btn-detail-secondary {
    display: flex; align-items: center; justify-content: center; gap: .6rem;
    background: transparent; color: var(--text-mid);
    padding: .85rem 1.5rem; border-radius: 4px;
    font-size: .8rem; font-weight: 600;
    letter-spacing: .1em; text-transform: uppercase;
    border: 1px solid var(--navy-border); cursor: pointer;
    text-decoration: none; transition: border-color .2s, color .2s;
  }
  .btn-detail-secondary:hover { border-color: var(--accent); color: var(--accent); }

  /* ── 탭 콘텐츠 섹션들 ── */
  .tab-section { display: none; }
  .tab-section.active { display: block; }

  /* 스펙 테이블 */
  .spec-table-wrap {
    background: var(--navy-panel);
    border: 1px solid var(--navy-border);
    border-radius: 8px; overflow: hidden;
    margin-bottom: 1.5rem;
  }
  .spec-table-head {
    background: var(--navy-mid);
    border-bottom: 1px solid var(--navy-border);
    padding: .8rem 1.4rem;
    display: flex; align-items: center; gap: .6rem;
    font-family: 'IBM Plex Mono', monospace;
    font-size: .65rem; font-weight: 600;
    letter-spacing: .15em; text-transform: uppercase;
    color: var(--text-mid);
  }
  .spec-table-head i { color: var(--accent); }
  .spec-tr {
    display: grid; grid-template-columns: 1fr 1fr;
    padding: .75rem 1.4rem;
    border-bottom: 1px solid var(--navy-border);
    transition: background .15s;
  }
  .spec-tr:last-child { border-bottom: none; }
  .spec-tr:hover { background: var(--navy-mid); }
  .spec-tr-k {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .72rem; font-weight: 600;
    letter-spacing: .06em; text-transform: uppercase;
    color: var(--text-dim);
  }
  .spec-tr-v {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .78rem; font-weight: 600;
    color: var(--text-bright);
  }
  .spec-tr-v.hi { color: var(--accent); }

  /* ── 견적 문의 폼 ── */
  .inquiry-box {
    background: var(--navy-panel);
    border: 1px solid var(--navy-border);
    border-radius: 8px; overflow: hidden;
  }
  .inquiry-head {
    background: var(--navy-mid);
    border-bottom: 1px solid var(--navy-border);
    padding: 1rem 1.5rem;
    display: flex; align-items: center; gap: .7rem;
  }
  .inquiry-head h5 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.05rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .06em;
    color: var(--text-bright); margin: 0;
  }
  .inquiry-head .ih-sub {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .6rem; color: var(--text-dim);
    letter-spacing: .1em; text-transform: uppercase;
    margin-left: auto;
  }
  .inquiry-body { padding: 1.5rem; }
  .inq-label {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .62rem; font-weight: 600;
    letter-spacing: .15em; text-transform: uppercase;
    color: var(--text-dim); margin-bottom: .4rem; display: block;
  }
  .inq-input {
    width: 100%;
    background: var(--navy-mid);
    border: 1px solid var(--navy-border);
    border-radius: 3px; padding: .6rem 1rem;
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: .88rem; color: var(--text-bright);
    outline: none; transition: border-color .2s;
    margin-bottom: 1rem;
  }
  .inq-input::placeholder { color: var(--text-dim); }
  .inq-input:focus { border-color: var(--accent); }
  .inq-row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
  .inq-submit {
    width: 100%;
    background: var(--accent); color: var(--white);
    border: none; border-radius: 3px; padding: .85rem;
    font-size: .82rem; font-weight: 700;
    letter-spacing: .1em; text-transform: uppercase;
    cursor: pointer; transition: opacity .2s;
    display: flex; align-items: center; justify-content: center; gap: .5rem;
  }
  .inq-submit:hover { opacity: .88; }

  /* ── 관련 제품 ── */
  .related-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.6rem; font-weight: 800;
    text-transform: uppercase; letter-spacing: .04em;
    color: var(--text-bright); margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--navy-border);
  }

  /* ── PDF 다운로드 박스 ── */
  .pdf-box {
    background: var(--navy-panel);
    border: 1px solid var(--navy-border);
    border-radius: 8px; padding: 1.5rem;
    display: flex; align-items: center; gap: 1.2rem;
    margin-bottom: 1rem;
    transition: border-color .2s;
  }
  .pdf-box:hover { border-color: var(--accent); }
  .pdf-icon {
    width: 48px; height: 48px; flex-shrink: 0;
    background: rgba(201,150,12,.1);
    border: 1px solid rgba(201,150,12,.25);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; color: var(--accent);
  }
  .pdf-name {
    font-size: .88rem; font-weight: 600; color: var(--text-bright);
    display: block; margin-bottom: .2rem;
  }
  .pdf-meta {
    font-family: 'IBM Plex Mono', monospace;
    font-size: .62rem; color: var(--text-dim);
    letter-spacing: .06em;
  }
  .pdf-dl-btn {
    margin-left: auto; flex-shrink: 0;
    display: inline-flex; align-items: center; gap: .4rem;
    background: transparent;
    border: 1px solid var(--navy-border);
    border-radius: 3px; padding: .4rem .9rem;
    font-size: .72rem; font-weight: 600;
    letter-spacing: .08em; text-transform: uppercase;
    color: var(--text-mid); text-decoration: none;
    transition: border-color .2s, color .2s;
  }
  .pdf-dl-btn:hover { border-color: var(--accent); color: var(--accent); }

  /* sticky 사이드바 */
  .sticky-sidebar { position: sticky; top: 80px; }

  @media (max-width: 991px) {
    .product-info-panel { padding-left: 0; margin-top: 1.5rem; }
    .inq-row2 { grid-template-columns: 1fr; }
    .sticky-sidebar { position: static; }
  }