/* ─────────────────────────────────────────
   Design Tokens
───────────────────────────────────────── */
:root {
  --c-bg:       #FFFFFF;
  --c-bg2:      #F5F7FF;
  --c-surface:  #FFFFFF;
  --c-border:   #E2E8F5;

  --c-primary:  #1A6EFF;       /* 선명한 블루 */
  --c-primary2: #0050CC;
  --c-accent:   #FF6B35;       /* 오렌지 */
  --c-green:    #00A96E;       /* 성공/절감 */

  --c-white:    #FFFFFF;
  --c-text:     #1A202C;
  --c-muted:    #6B7280;

  --font-ko: 'Noto Sans KR', sans-serif;
  --font-en: 'Space Grotesk', sans-serif;

  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 24px;
  --r-xl: 40px;

  --shadow-glow: 0 8px 40px rgba(26,110,255,.12);
  --trans: .3s cubic-bezier(.4,0,.2,1);
}

/* ─────────────────────────────────────────
   Reset & Base
───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-ko);
  background: var(--c-bg);
  color: var(--c-text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
img { display: block; max-width: 100%; }

/* ─────────────────────────────────────────
   Layout
───────────────────────────────────────── */
.container {
  width: 100%;
  /*max-width: 1180px;*/
  margin: 0 auto;
  padding: 0 100px;
}
.section { padding: 110px 0; }

/* ─────────────────────────────────────────
   Typography helpers
───────────────────────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: 20px;
}
.tag::before {
  content: '';
  width: 24px; height: 2px;
  background: var(--c-primary);
  border-radius: 2px;
}
.h1 {
  font-family: var(--font-en);
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.03em;
  color: var(--c-white);
}
.h2 {
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--c-text);
}
.h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-text);
}
.lead {
  font-size: 17px;
  color: var(--c-muted);
  line-height: 1.8;
  margin-top: 16px;
  /*max-width: 560px;*/
}
.highlight { color: var(--c-primary); }

/* ─────────────────────────────────────────
   Buttons
───────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 700;
  font-family: var(--font-ko);
  transition: var(--trans);
  white-space: nowrap;
}
.btn-primary {
  background: var(--c-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(26,110,255,.3);
}
.btn-primary:hover {
  background: var(--c-primary2);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(26,110,255,.45);
}
.btn-ghost {
  border: 1px solid var(--c-border);
  color: var(--c-text);
  background: rgba(255,255,255,.04);
}
.btn-ghost:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  transform: translateY(-2px);
}
.btn-accent {
  background: var(--c-accent);
  color: var(--c-white);
  box-shadow: 0 0 28px rgba(255,107,53,.35);
}
.btn-accent:hover {
  background: #ff8050;
  transform: translateY(-2px);
}

/* ─────────────────────────────────────────
   Header
───────────────────────────────────────── */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid transparent;
  transition: var(--trans);
}
.header.scrolled {
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--c-border);
  box-shadow: 0 2px 16px rgba(0,0,0,.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary2));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
}
.logo-text {
  font-family: var(--font-en);
  font-size: 40px;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: -.02em;
}
.logo-text span { color: var(--c-primary); }

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav a {
  font-size: 20px;
  font-weight: 500;
  color: var(--c-muted);
  transition: var(--trans);
}
.nav a:hover { color: var(--c-primary); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: var(--trans);
}
.mobile-nav {
  display: none;
  flex-direction: column;
  position: fixed;
  top: 70px; left: 0; right: 0;
  background: var(--c-white);
  border-top: 1px solid var(--c-border);
  padding: 20px 28px;
  gap: 4px;
  z-index: 999;
  box-shadow: 0 8px 32px rgba(0,0,0,.1);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 13px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--c-text);
  border-radius: var(--r-sm);
  transition: var(--trans);
}
.mobile-nav a:hover { background: var(--c-bg2); color: var(--c-primary); }

/* ─── Header Actions (Talk to Sales | Login + CTA) ─── */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-link {
  font-size: 14px;
  font-weight: 500;
  transition: var(--trans);
  white-space: nowrap;
}
.header-link:hover {
  color: var(--c-dark);
}

.header-link-divider {
  font-size: 13px;
  user-select: none;
}

/* 모바일 — 텍스트 링크만 gap 줄여서 유지 */
@media (max-width: 768px) {
  .header-actions {
    gap: 10px;
  }
  .header-link {
    font-size: 13px;
  }
}
/* ─────────────────────────────────────────
   Hero
───────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* 격자 배경 */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
	linear-gradient(rgba(26,110,255,.05) 1px, transparent 1px),
	linear-gradient(90deg, rgba(26,110,255,.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 30%, transparent 100%);
}
/* 글로우 */
.hero::after {
  content: '';
  position: absolute;
  top: -120px; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 500px;
  background: radial-gradient(ellipse, rgba(26,110,255,.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}
.hero-text {}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(26,110,255,.07);
  border: 1px solid rgba(26,110,255,.2);
  border-radius: 50px;
  padding: 7px 18px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-primary);
  margin-bottom: 28px;
}
.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--c-primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; transform:scale(1); }
  50% { opacity:.5; transform:scale(1.5); }
}

.hero-title {
  font-family: var(--font-en);
  font-size: clamp(42px, 5.5vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.03em;
  color: var(--c-text);
  margin-bottom: 24px;
}
.hero-title .line2 { color: var(--c-primary); }
.hero-title-ko {
  font-family: var(--font-ko);
  font-size: clamp(18px, 2.5vw, 26px);
  font-weight: 700;
  color: var(--c-muted);
  letter-spacing: -.01em;
  margin-bottom: 28px;
}
.hero-desc {
  font-size: 16px;
  color: var(--c-muted);
  line-height: 1.8;
  margin-bottom: 44px;
  max-width: 480px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  gap: 40px;
}
.hero-stat-num {
  font-family: var(--font-en);
  font-size: 30px;
  font-weight: 700;
  color: var(--c-primary);
  line-height: 1;
}
.hero-stat-label {
  font-size: 12px;
  color: var(--c-muted);
  margin-top: 4px;
}
.hero-divider {
  width: 1px;
  height: 40px;
  background: var(--c-border);
  align-self: center;
}

/* Hero 우측 — 절단 레이아웃 시각화 */
.hero-visual {
  position: relative;
}
.cut-diagram {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: 28px;
  box-shadow: 0 8px 40px rgba(26,110,255,.1);
  position: relative;
  overflow: hidden;
}
.cut-diagram::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-primary2));
}
.cut-diagram-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.cut-diagram-title {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 600;
  color: var(--c-muted);
}
.cut-diagram-badge {
  background: rgba(0,169,110,.1);
  color: var(--c-green);
  border: 1px solid rgba(0,169,110,.2);
  border-radius: 50px;
  padding: 3px 12px;
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-en);
}
/* 2D 절단 레이아웃 SVG-like CSS */
.cut-sheet {
  width: 100%;
  aspect-ratio: 3/2;
  background: #F8FAFF;
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  position: relative;
  margin-bottom: 16px;
  overflow: hidden;
}
.cut-piece {
  position: absolute;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 700;
  opacity: .9;
  transition: opacity .3s;
}
.cut-piece:hover { opacity: 1; z-index: 2; }
.cut-piece.p1  { top:3%; left:2%;  width:30%; height:22%; background:rgba(26,110,255,.12); border:1px solid rgba(26,110,255,.35); color:var(--c-primary); }
.cut-piece.p2  { top:3%; left:33%; width:20%; height:22%; background:rgba(0,169,110,.1);   border:1px solid rgba(0,169,110,.35);  color:var(--c-green); }
.cut-piece.p3  { top:3%; left:54%; width:28%; height:22%; background:rgba(26,110,255,.1);  border:1px solid rgba(26,110,255,.3);  color:var(--c-primary); }
.cut-piece.p4  { top:28%;left:2%;  width:22%; height:30%; background:rgba(0,169,110,.1);   border:1px solid rgba(0,169,110,.35);  color:var(--c-green); }
.cut-piece.p5  { top:28%;left:25%; width:30%; height:30%; background:rgba(26,110,255,.08); border:1px solid rgba(26,110,255,.25); color:var(--c-primary); }
.cut-piece.p6  { top:28%;left:56%; width:25%; height:14%; background:rgba(255,107,53,.1);  border:1px solid rgba(255,107,53,.35); color:var(--c-accent); }
.cut-piece.p7  { top:43%;left:56%; width:25%; height:14%; background:rgba(0,169,110,.1);   border:1px solid rgba(0,169,110,.35);  color:var(--c-green); }
.cut-piece.p8  { top:60%;left:2%;  width:35%; height:22%; background:rgba(26,110,255,.1);  border:1px solid rgba(26,110,255,.3);  color:var(--c-primary); }
.cut-piece.p9  { top:60%;left:38%; width:25%; height:22%; background:rgba(0,169,110,.08);  border:1px solid rgba(0,169,110,.25);  color:var(--c-green); }
.cut-piece.p10 { top:60%;left:64%; width:18%; height:22%; background:rgba(26,110,255,.08); border:1px solid rgba(26,110,255,.2);  color:var(--c-primary); }
.cut-piece.p11 { top:83%;left:2%;  width:15%; height:13%; background:rgba(255,107,53,.08); border:1px solid rgba(255,107,53,.25); color:var(--c-accent); }
/* waste area */
.cut-waste {
  position: absolute;
  bottom: 0; right: 0;
  width: 17%; height: 17%;
  background: repeating-linear-gradient(
	45deg,
	rgba(0,0,0,.04) 0px,
	rgba(0,0,0,.04) 4px,
	transparent 4px,
	transparent 10px
  );
  border: 1px dashed rgba(0,0,0,.15);
  border-radius: 2px;
}
/* 절단선 */
.cut-line-h {
  position: absolute;
  left: 0; right: 0;
  height: 1px;
  background: rgba(26,110,255,.25);
}
.cut-line-v {
  position: absolute;
  top: 0; bottom: 0;
  width: 1px;
  background: rgba(26,110,255,.25);
}

.cut-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.cut-metric {
  background: #F8FAFF;
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  padding: 12px;
  text-align: center;
}
.cut-metric-val {
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-primary);
}
.cut-metric-val.green { color: var(--c-green); }
.cut-metric-val.orange { color: var(--c-accent); }
.cut-metric-label {
  font-size: 11px;
  color: var(--c-muted);
  margin-top: 3px;
}

/* 애니메이션 - 절단선 스캔 */
@keyframes scanH {
  0% { top: 0; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}
.scan-line {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-primary), transparent);
  animation: scanH 4s ease-in-out infinite;
  pointer-events: none;
  z-index: 3;
}

/* ─────────────────────────────────────────
   Products Section
───────────────────────────────────────── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 60px;
}
.product-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: var(--trans);
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 12px rgba(0,0,0,.05);
}
.product-card:hover {
  border-color: rgba(26,110,255,.3);
  box-shadow: 0 12px 40px rgba(26,110,255,.12);
  transform: translateY(-4px);
}
.product-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  filter: brightness(.85) saturate(.9);
  transition: var(--trans);
}
.product-card:hover .product-card-img {
  filter: brightness(.95) saturate(1.05);
}
.product-card-body {
  padding: 28px 32px 32px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.product-card-type {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: 10px;
}
.product-card-title {
  font-size: 22px;
  font-weight: 900;
  color: var(--c-white);
  margin-bottom: 14px;
}
.product-card-desc {
  font-size: 14px;
  color: var(--c-muted);
  line-height: 1.75;
  flex: 1;
}
.product-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.tag-pill {
  background: rgba(26,110,255,.07);
  border: 1px solid rgba(26,110,255,.18);
  border-radius: 50px;
  padding: 4px 12px;
  font-size: 12px;
  color: var(--c-primary);
  font-weight: 600;
}
.tag-pill.orange {
  background: rgba(255,107,53,.07);
  border-color: rgba(255,107,53,.18);
  color: var(--c-accent);
}
.product-card-footer {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.product-card-os {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--c-muted);
}

/* ─────────────────────────────────────────
   Features Section
───────────────────────────────────────── */
.features-section {
  background: var(--c-bg2);
}
.features-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.features-img {
  position: relative;
}
.features-img img {
  width: 100%;
  border-radius: var(--r-lg);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-glow);
}
.features-img-overlay {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 18px 22px;
  display: flex;
  gap: 16px;
  align-items: center;
  box-shadow: 0 8px 32px rgba(0,0,0,.1);
}
.features-img-overlay .icon {
  width: 44px; height: 44px;
  border-radius: var(--r-sm);
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-bg);
  font-size: 22px;
  flex-shrink: 0;
}
.features-img-overlay .text .val {
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 700;
  color: var(--c-green);
  line-height: 1;
}
.features-img-overlay .text .lbl {
  font-size: 12px;
  color: var(--c-muted);
  margin-top: 3px;
}
.features-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-top: 44px;
}
.feature-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.feature-icon {
  width: 48px; height: 48px;
  border-radius: var(--r-md);
  background: rgba(26,110,255,.07);
  border: 1px solid rgba(26,110,255,.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary);
  font-size: 22px;
  flex-shrink: 0;
}
.feature-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 6px;
}
.feature-desc {
  font-size: 14px;
  color: var(--c-muted);
  line-height: 1.7;
}

/* ─────────────────────────────────────────
   Materials / Use Cases
───────────────────────────────────────── */
.materials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
}
.material-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: 0;
  overflow: hidden;
  transition: var(--trans);
  cursor: default;
  box-shadow: 0 2px 12px rgba(0,0,0,.05);
}
.material-card:hover {
  border-color: rgba(26,110,255,.3);
  transform: translateY(-4px);
  box-shadow: 0 10px 32px rgba(26,110,255,.1);
}
.material-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  filter: brightness(.9) saturate(.95);
  transition: var(--trans);
}
.material-card:hover img {
  filter: brightness(1) saturate(1.05);
}
.material-card-body {
  padding: 18px 20px;
}
.material-card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 6px;
}
.material-card-desc {
  font-size: 13px;
  color: var(--c-muted);
  line-height: 1.6;
}

/* ─────────────────────────────────────────
   Process Steps
───────────────────────────────────────── */
.process-section { background: var(--c-bg2); }
.process-header { text-align: center; margin-bottom: 72px; }
.process-header .lead { margin: 16px auto 0; }
.process-steps {
  display: flex;
  gap: 0;
  align-items: flex-start;
}
.process-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}
.process-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 35px; left: 55%;
  width: 90%;
  height: 1px;
  background: linear-gradient(90deg, rgba(26,110,255,.4), rgba(26,110,255,.1));
}
.process-num {
  width: 70px; height: 70px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
  box-shadow: 0 6px 20px rgba(26,110,255,.3);
}
.process-icon {
  font-size: 22px;
  color: var(--c-muted);
  margin-bottom: 10px;
}
.process-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 8px;
}
.process-desc {
  font-size: 13px;
  color: var(--c-muted);
  line-height: 1.65;
  padding: 0 10px;
}

/* ─────────────────────────────────────────
   Pricing
───────────────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
  align-items: stretch;
}
.pricing-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  transition: var(--trans);
  position: relative;
  box-shadow: 0 2px 12px rgba(0,0,0,.05);
}
.pricing-card.popular {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 1px var(--c-primary), 0 8px 40px rgba(26,110,255,.15);
}
.pricing-card.popular::before {
  content: '가장 인기';
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-primary);
  color: var(--c-bg);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 18px;
  border-radius: 50px;
  white-space: nowrap;
}
.pricing-plan {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: 12px;
}
.pricing-price {
  font-family: var(--font-en);
  font-size: 42px;
  font-weight: 700;
  color: var(--c-text);
  line-height: 1;
  margin-bottom: 4px;
}
.pricing-price sup { font-size: 22px; vertical-align: top; margin-top: 8px; }
.pricing-period {
  font-size: 13px;
  color: var(--c-muted);
  margin-bottom: 28px;
}
.pricing-features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}
.pricing-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--c-text);
}
.pricing-feature .check {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: rgba(0,169,110,.1);
  border: 1px solid rgba(0,169,110,.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--c-green);
  flex-shrink: 0;
}
.pricing-feature .cross {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: rgba(0,0,0,.04);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: #CBD5E0;
  flex-shrink: 0;
}
.pricing-feature.dim { color: var(--c-muted); }

/* ─────────────────────────────────────────
   CTA Banner
───────────────────────────────────────── */
.cta-wrap { padding: 0 0 100px; }
.cta-banner {
  position: relative;
  background: linear-gradient(135deg, #1A6EFF 0%, #0050CC 50%, #003BAA 100%);
  border-radius: var(--r-xl);
  padding: 80px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -100px; left: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,.1), transparent 70%);
}
.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -100px; right: -50px;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,.07), transparent 70%);
}
.cta-text { position: relative; z-index: 1; }
.cta-text h2 {
  font-size: clamp(24px, 3.5vw, 40px);
  font-weight: 900;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 14px;
}
.cta-text p {
  font-size: 16px;
  color: rgba(255,255,255,.75);
  line-height: 1.7;
}
.cta-action { position: relative; z-index: 1; flex-shrink: 0; }

/* ─────────────────────────────────────────
   Footer
───────────────────────────────────────── */
.footer {
  background: #1A202C;
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 64px 0 40px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand p {
  font-size: 14px;
  color: rgba(255,255,255,.45);
  line-height: 1.75;
  margin-top: 16px;
  max-width: 260px;
}
.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: rgba(255,255,255,.9);
  letter-spacing: .05em;
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: 14px;
  color: rgba(255,255,255,.45);
  transition: var(--trans);
}
.footer-col a:hover { color: var(--c-primary); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 32px;
  font-size: 13px;
  color: rgba(255,255,255,.3);
}
.footer-info { line-height: 1.8; }
.footer-info strong { color: rgba(255,255,255,.6); }
/* footer logo */
.footer .logo-text { color: #fff; }
.footer .logo-icon { background: linear-gradient(135deg, var(--c-primary), var(--c-primary2)); }

/* ─────────────────────────────────────────
   FAB
───────────────────────────────────────── */
.fab-group {
  position: fixed;
  right: 28px; bottom: 32px;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.fab {
  width: 50px; height: 50px;
  border-radius: 50%;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  box-shadow: 0 4px 16px rgba(0,0,0,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-muted);
  font-size: 20px;
  transition: var(--trans);
  cursor: pointer;
}
.fab:hover {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26,110,255,.35);
}
.fab.fab-main {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
  box-shadow: 0 4px 20px rgba(26,110,255,.4);
}

/* ─────────────────────────────────────────
   Scroll Animation
───────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ─────────────────────────────────────────
   Responsive
───────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; gap: 48px; padding-top: 120px; }
  .hero-visual { display: block; }
  .features-layout { grid-template-columns: 1fr; }
  .features-img { display: none; }
  .products-grid { grid-template-columns: 1fr; }
  .materials-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 60px auto 0; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .cta-banner { flex-direction: column; text-align: center; padding: 60px 40px; }
  .process-steps { flex-direction: column; align-items: center; gap: 32px; }
  .process-step:not(:last-child)::after { display: none; }
  .process-step { flex-direction: row; text-align: left; width: 100%; max-width: 420px; gap: 20px; }
  .process-num { flex-shrink: 0; margin-bottom: 0; }
}
@media (max-width: 768px) {
  .container { padding: 0 20px;}
  .nav { display: none; }
  .hamburger { display: flex; }
  .section { padding: 80px 0; }
  .materials-grid { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { justify-content: center; }
  .materials-grid { grid-template-columns: 1fr; }
  .cta-banner { padding: 44px 28px; border-radius: var(--r-lg); }
}

/* =====================================================
   18. 문의 모달 레이어 (Contact Modal)
===================================================== */

/* ── 오버레이 ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, .60);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s ease, visibility .35s ease;
}
.modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

/* ── 모달 박스 ── */
.modal {
  background: var(--c-white);
  border-radius: var(--r-lg);
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 32px 80px rgba(15,23,42,.25);
  transform: translateY(24px) scale(.97);
  transition: transform .35s cubic-bezier(.34,1.56,.64,1);
  scrollbar-width: thin;
  scrollbar-color: var(--c-border) transparent;
}
.modal-overlay.is-open .modal {
  transform: translateY(0) scale(1);
}

/* ── 모달 헤더 ── */
.modal-header {
  padding: 36px 40px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.modal-header-text {}
.modal-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(79,70,229,.07);
  border: 1px solid rgba(79,70,229,.15);
  border-radius: 50px;
  padding: 5px 14px;
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-en);
  letter-spacing: .08em;
  color: var(--c-primary);
  margin-bottom: 12px;
}
.modal-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--c-accent);
  border-radius: 50%;
}
.modal-title {
  font-size: 24px;
  font-weight: 900;
  color: var(--c-dark);
  letter-spacing: -.02em;
  line-height: 1.2;
}
.modal-subtitle {
  font-size: 14px;
  color: var(--c-muted);
  margin-top: 6px;
  line-height: 1.6;
}

/* 닫기 버튼 */
.modal-close {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--c-bg2);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-muted);
  font-size: 20px;
  cursor: pointer;
  flex-shrink: 0;
  transition: var(--trans);
  margin-top: 4px;
}
.modal-close:hover {
  background: var(--c-primary);
  color: var(--c-white);
  border-color: var(--c-primary);
  transform: rotate(90deg);
}

/* 구분선 */
.modal-divider {
  height: 1px;
  background: var(--c-border);
  margin: 24px 40px 0;
}

/* ── 폼 본체 ── */
.modal-body {
  padding: 28px 40px 40px;
}

/* 폼 그리드 */
.cm_board_form ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 20px;
  list-style: none;
}
.cm_board_form li {
  grid-column: 1 / -1;   /* 기본: 전체 너비 */
  margin-bottom: 20px;
}
.cm_board_form li.double {
  grid-column: span 1;   /* double 클래스: 2칸 중 1칸 */
}
.cm_board_form li.editor {
  grid-column: 1 / -1;
}

/* 라벨 */
.cm_board_form .opt {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 7px;
  letter-spacing: -.01em;
}
/* 필수 표시 */
.cm_board_form li.ess .opt::after {
  content: ' *';
  color: var(--c-primary);
}

/* ── 입력 필드 공통 ── */
.input_design,
.textarea_design {
  width: 100%;
  background: var(--c-bg2);
  border: 1.5px solid var(--c-border);
  border-radius: var(--r-sm);
  padding: 11px 16px;
  font-size: 14px;
  font-family: var(--font-ko);
  color: var(--c-text);
  transition: var(--trans);
  outline: none;
  appearance: none;
}
.input_design::placeholder,
.textarea_design::placeholder {
  color: #B0BAD0;
}
.input_design:focus,
.textarea_design:focus {
  background: var(--c-white);
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,.10);
}

/* 텍스트에어리어 */
.textarea_design {
  min-height: 130px;
  resize: vertical;
  line-height: 1.7;
}

/* ── 파일 첨부 ── */
.input_file_box {
  display: flex;
  gap: 10px;
  align-items: center;
}
.fakeFileTxt {
  flex: 1;
  background: var(--c-bg2);
  border: 1.5px solid var(--c-border);
  border-radius: var(--r-sm);
  padding: 11px 16px;
  font-size: 14px;
  font-family: var(--font-ko);
  color: var(--c-muted);
  outline: none;
}
.fileDiv {
  position: relative;
  flex-shrink: 0;
}
.fileDiv .buttonImg {
  background: var(--c-primary);
  color: var(--c-white);
  border: none;
  border-radius: var(--r-sm);
  padding: 11px 18px;
  font-size: 13px;
  font-weight: 700;
  font-family: var(--font-ko);
  cursor: pointer;
  transition: var(--trans);
  white-space: nowrap;
}
.fileDiv .buttonImg:hover {
  background: var(--c-primary2);
}
.fileDiv .realFile {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
}

/* 안내 텍스트 */
.tip_txt {
  margin-top: 7px;
}
.tip_txt dd,
.tip_txt dt {
  font-size: 12px;
  color: var(--c-muted);
  line-height: 1.6;
}

/* ── reCAPTCHA ── */
.cm_board_form li:has(.g-recaptcha) .opt::after {
  display: none;  /* 스팸방지는 필수 * 제거 */
}
.g-recaptcha {
  transform-origin: left top;
}

/* ── 개인정보 동의 ── */
.cm_step_agree {
  margin: 0 40px 28px;
  border: 1.5px solid var(--c-border);
  border-radius: var(--r-md);
  overflow: hidden;
}
.cm_step_agree textarea {
  width: 100%;
  height: 110px;
  padding: 16px;
  font-size: 12px;
  font-family: var(--font-ko);
  color: var(--c-muted);
  line-height: 1.75;
  background: var(--c-bg2);
  border: none;
  resize: none;
  outline: none;
  display: block;
  border-bottom: 1.5px solid var(--c-border);
}
.cm_step_agree label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text);
  cursor: pointer;
  background: var(--c-white);
  transition: var(--trans);
}
.cm_step_agree label:hover { background: var(--c-bg2); }
.cm_step_agree input[type="checkbox"] {
  width: 18px; height: 18px;
  accent-color: var(--c-primary);
  cursor: pointer;
  flex-shrink: 0;
}

/* ── 제출 버튼 영역 ── */
.cm_bottom_button {
  padding: 0 40px 40px;
}
.cm_bottom_button ul {
  display: flex;
  justify-content: center;
  list-style: none;
}
.button_pack { display: flex; }
.btn_lg_color {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  color: var(--c-white);
  font-size: 16px;
  font-weight: 700;
  font-family: var(--font-ko);
  padding: 16px 60px;
  border-radius: 50px;
  box-shadow: 0 8px 28px rgba(79,70,229,.35);
  transition: var(--trans);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}
.btn_lg_color::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--c-primary2), var(--c-primary));
  opacity: 0;
  transition: var(--trans);
}
.btn_lg_color:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(79,70,229,.45);
}
.btn_lg_color:hover::before { opacity: 1; }
.btn_lg_color span.edge { display: none; } /* 레거시 스팬 숨김 */
.btn_lg_color > * { position: relative; z-index: 1; }

/* ── 반응형 ── */
@media (max-width: 640px) {
  .modal-header,
  .modal-divider,
  .modal-body { padding-left: 24px; padding-right: 24px; }
  .cm_step_agree { margin-left: 24px; margin-right: 24px; }
  .cm_bottom_button { padding: 0 24px 32px; }
  .modal-title { font-size: 20px; }
  .cm_board_form ul { grid-template-columns: 1fr; }
  .cm_board_form li.double { grid-column: 1 / -1; }
  .btn_lg_color { width: 100%; }
  .modal-header { padding-top: 28px; }
}


/* =====================================================
   19. Validate 상태 / Toast / 버튼 로딩
===================================================== */

/* ── 입력 필드 상태 ── */
.input_design.is-error,
.textarea_design.is-error {
  border-color: #EF4444;
  background: #FFF5F5;
  box-shadow: 0 0 0 3px rgba(239,68,68,.10);
}
.input_design.is-ok,
.textarea_design.is-ok {
  border-color: #10B981;
  background: #F0FDF4;
}

/* 오류 메시지 */
.field-error {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 6px;
  font-size: 12px;
  font-weight: 600;
  color: #EF4444;
  line-height: 1.4;
  animation: fadeInDown .2s ease;
}
.field-error::before {
  content: '!';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px; height: 16px;
  background: #EF4444;
  color: #fff;
  border-radius: 50%;
  font-size: 10px;
  font-weight: 800;
  flex-shrink: 0;
}
@keyframes fadeInDown {
  from { opacity:0; transform: translateY(-4px); }
  to   { opacity:1; transform: translateY(0); }
}

/* ── 제출 버튼 로딩 ── */
.btn_lg_color {
  /* 아이콘·텍스트·스피너 레이아웃 */
  position: relative;
  overflow: hidden;
}
.btn-icon,
.btn-text { position: relative; z-index: 1; }
.btn-icon {
  font-size: 18px;
  font-family: 'Material Symbols Rounded';
  display: inline-flex;
}

/* 스피너 (기본 숨김) */
.btn-spinner {
  display: none;
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
  position: relative; z-index: 1;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 로딩 중 */
.btn_lg_color.is-loading {
  pointer-events: none;
  opacity: .85;
}
.btn_lg_color.is-loading .btn-icon { display: none; }
.btn_lg_color.is-loading .btn-spinner { display: inline-block; }

/* ── Toast 알림 ── */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  z-index: 3000;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-ko);
  white-space: nowrap;
  max-width: calc(100vw - 48px);
  box-shadow: 0 8px 32px rgba(0,0,0,.15);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease, transform .3s ease;
}
.toast--show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}
/* 에러 토스트 */
.toast--error {
  background: #1E293B;
  color: #fff;
}
.toast--error .toast-icon { color: #EF4444; font-family: 'Material Symbols Rounded'; font-size: 20px; }

/* 성공 토스트 */
.toast--success {
  background: #10B981;
  color: #fff;
}
.toast--success .toast-icon { color: #fff; font-family: 'Material Symbols Rounded'; font-size: 20px; }

@media (max-width: 480px) {
  .toast { white-space: normal; text-align: left; border-radius: 16px; }
}