/* =============================================================
   STARCONNECT — Design System v3.0
   Container: 1100px | Spacing: 5rem sections
   Colors: #050B18 bg | #3B82F6 blue | #F59E0B amber | #4ADE80 green
============================================================= */

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Noto Sans KR', sans-serif;
  background: #050B18;
  color: #F8FAFC;
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ── Typography ── */
.font-orbitron { font-family: 'Orbitron', sans-serif; }
.font-bebas    { font-family: 'Bebas Neue', sans-serif; }

/* ── Container ── */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}
@media (min-width: 640px)  { .container { padding: 0 2rem; } }
@media (min-width: 1024px) { .container { padding: 0 2.5rem; } }

/* ── Utilities ── */
.text-blue  { color: #3B82F6; }
.text-amber { color: #F59E0B; }
.text-green { color: #4ADE80; }
.text-slate { color: #94A3B8; }

.card-stellar {
  background: linear-gradient(135deg, rgba(15,23,42,.85), rgba(10,16,40,.92));
  border: 1px solid rgba(59,130,246,.15);
  backdrop-filter: blur(8px);
}

.card-stellar-light {
background: linear-gradient(135deg, rgba(0, 255, 255, 0.7), rgba(0, 250, 252, 0.8));
border: 1px solid rgba(0, 232, 240, 0.8);
backdrop-filter: blur(8px);
}

.signal-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #4ADE80;
  box-shadow: 0 0 6px #4ADE80;
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(1.3); }
}

/* ── Fade-in ── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .65s ease, transform .65s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ─────────────────────────────────────────────
   NAVBAR
───────────────────────────────────────────── */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  transition: background .3s, border-color .3s, box-shadow .3s;
}
#navbar.scrolled {
  background: rgba(5,11,24,.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(59,130,246,.2);
  box-shadow: 0 4px 24px rgba(0,0,0,.45);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 66px;
}
.nav-logo { display: flex; align-items: center; gap: .6rem; }
.nav-logo-icon {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(59,130,246,.15);
  border: 1px solid rgba(59,130,246,.4);
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.nav-logo-icon svg { width: 20px; height: 20px; color: #60A5FA; }
.nav-logo-dot {
  position: absolute; top: -4px; right: -4px;
  width: 10px; height: 10px; border-radius: 50%;
  background: #4ADE80; border: 2px solid #050B18;
  box-shadow: 0 0 6px #4ADE80;
  animation: pulse-dot 2s infinite;
}
.nav-logo-text { line-height: 1.1; }
.nav-logo-text .brand { font-weight: 700; font-size: 1.05rem; letter-spacing: .05em; }
.nav-logo-text .sub   { font-size: .6rem; color: rgba(147,197,253,.6); letter-spacing: .2em; text-transform: uppercase; }

.nav-links { display: none; list-style: none; gap: 1.75rem; }
@media (min-width: 1024px) { .nav-links { display: flex; align-items: center; } }
.nav-links a {
  font-size: .82rem; font-weight: 500; color: #CBD5E1;
  letter-spacing: .04em; position: relative; transition: color .2s;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px; background: #60A5FA; transition: width .3s;
}
.nav-links a:hover { color: #fff; }
.nav-links a:hover::after { width: 100%; }

.nav-cta { display: none; }
@media (min-width: 1024px) { .nav-cta { display: block; } }

.btn-primary {
  padding: .55rem 1.2rem; border-radius: 8px;
  background: #2563EB; color: #fff; font-weight: 600; font-size: .82rem;
  transition: background .2s, box-shadow .2s, transform .15s;
}
.btn-primary:hover {
  background: #3B82F6;
  box-shadow: 0 0 18px rgba(59,130,246,.5);
  transform: translateY(-1px);
}

.hamburger { display: flex; flex-direction: column; gap: 5px; padding: .5rem; }
@media (min-width: 1024px) { .hamburger { display: none; } }
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: #CBD5E1; border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.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); }

.mobile-menu {
  display: none;
  background: rgba(5,11,24,.97);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(59,130,246,.2);
  padding: 1rem 0 1.5rem;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block; padding: .75rem 1.5rem;
  color: #CBD5E1; font-size: .95rem; font-weight: 500;
  border-bottom: 1px solid rgba(59,130,246,.08);
  transition: color .2s, background .2s;
}
.mobile-menu a:hover { color: #fff; background: rgba(59,130,246,.06); }
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu .btn-primary { margin: 1rem 1.5rem 0; display: block; text-align: center; padding: .8rem; }

/* ─────────────────────────────────────────────
   HERO
───────────────────────────────────────────── */
#home {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('https://d2xsxph8kpxj0f.cloudfront.net/310519663647986263/ALLZtiJDpBDV97DNY5wkmS/hero_main-DTf624jxQzQZHGBYjqJdMm.webp');
  background-size: cover; background-position: center;
}
.hero-overlay-1 { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(5,11,24,.65), rgba(5,11,24,.5), #050B18); }
.hero-overlay-2 { position: absolute; inset: 0; background: linear-gradient(to right, rgba(30,58,138,.3), transparent, rgba(30,58,138,.18)); }
#hero-canvas    { position: absolute; inset: 0; pointer-events: none; mix-blend-mode: screen; }

.hero-content {
  position: relative; z-index: 10;
  text-align: center;
  width: 100%; max-width: 820px;
  padding: 0 1.5rem;
  opacity: 0; transform: translateY(28px);
  animation: heroFadeIn 1s .2s forwards;
}
@keyframes heroFadeIn { to { opacity: 1; transform: translateY(0); } }

.hero-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .4rem 1.1rem; border-radius: 9999px;
  border: 1px solid rgba(59,130,246,.4);
  background: rgba(59,130,246,.1);
  color: #93C5FD; font-size: .82rem; font-weight: 500;
  margin-bottom: 1.75rem; backdrop-filter: blur(4px);
}

.hero-title {
  font-size: clamp(2rem, 5.5vw, 4rem);
  font-weight: 900; line-height: 1.18;
  margin-bottom: 1.4rem; letter-spacing: -.02em;
}
.hero-title .line2 { font-size: clamp(1.7rem, 4.5vw, 3.4rem); font-weight: 700; color: #E2E8F0; }
.hero-title .line4 { font-size: clamp(1.3rem, 3.5vw, 2.6rem); font-weight: 600; color: #CBD5E1; }

.hero-sub {
  color: #94A3B8; font-size: 1rem; max-width: 560px;
  margin: 0 auto 2.25rem; line-height: 1.85;
}

.hero-stats {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 1.25rem; margin-bottom: 2.75rem;
}
.hero-stat {
  display: flex; align-items: center; gap: .45rem;
  color: #CBD5E1; font-size: .82rem; font-weight: 500;
}
.hero-stat svg { width: 16px; height: 16px; }

.hero-ctas {
  display: flex; flex-wrap: wrap; gap: .875rem; justify-content: center;
}
.btn-outline {
  padding: .85rem 1.75rem; border-radius: 10px;
  border: 1px solid rgba(100,116,139,.5);
  color: #E2E8F0; font-weight: 700; font-size: .95rem;
  background: rgba(255,255,255,.05);
  transition: border-color .2s, background .2s, color .2s;
}
.btn-outline:hover {
  border-color: rgba(96,165,250,.6);
  background: rgba(255,255,255,.1); color: #fff;
}
.btn-hero-primary {
  padding: .85rem 1.75rem; border-radius: 10px;
  background: #2563EB; color: #fff; font-weight: 700; font-size: .95rem;
  transition: background .2s, box-shadow .2s, transform .15s;
}
.btn-hero-primary:hover {
  background: #3B82F6;
  box-shadow: 0 0 28px rgba(59,130,246,.6);
  transform: translateY(-2px);
}

.scroll-indicator {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  color: #64748B; animation: bounce 2s infinite;
  background: none; border: none; cursor: pointer;
}
.scroll-indicator svg { width: 30px; height: 30px; }
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}
.hero-fade-bottom {
  position: absolute; bottom: 0; left: 0; right: 0; height: 8rem;
  background: linear-gradient(to top, #050B18, transparent);
}

/* ─────────────────────────────────────────────
   SECTION COMMON
───────────────────────────────────────────── */
.section { padding: 5rem 0; position: relative; overflow: hidden; }

/* 섹션 헤더: 항상 중앙 정렬, 최대 폭 제한 */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}
.section-label {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .22rem .75rem; border-radius: 9999px;
  font-size: .68rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase;
  margin-bottom: .875rem;
}
.section-label.blue  { border: 1px solid rgba(59,130,246,.3); background: rgba(59,130,246,.1); color: #93C5FD; }
.section-label.amber { border: 1px solid rgba(245,158,11,.3);  background: rgba(245,158,11,.1);  color: #FCD34D; }
.section-title {
  font-size: clamp(1.7rem, 3.5vw, 2.6rem);
  font-weight: 900; color: #fff; margin-bottom: .875rem; line-height: 1.2;
}
.section-desc { color: #94A3B8; font-size: .98rem; line-height: 1.85; }

@media (max-width: 640px) {
  .section { padding: 3.5rem 0; }
  .section-header { margin-bottom: 2.5rem; }
}

/* ─────────────────────────────────────────────
   SERVICES
───────────────────────────────────────────── */
#services { background: linear-gradient(to bottom, #050B18, #060D1F, #050B18); }

/* 서비스 요약 3카드 */
.svc-summary-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  margin-top: 3rem;
}
@media (min-width: 600px) { .svc-summary-grid { grid-template-columns: repeat(3, 1fr); } }

.svc-summary-card {
  padding: 1.5rem 1.25rem; border-radius: 16px; text-align: center;
  transition: transform .3s, box-shadow .3s;
}
.svc-summary-card:hover { transform: translateY(-4px); box-shadow: 0 12px 36px rgba(0,0,0,.35); }
.svc-summary-card.blue  { background: rgba(59,130,246,.08);  border: 1px solid rgba(59,130,246,.2); }
.svc-summary-card.amber { background: rgba(245,158,11,.08);  border: 1px solid rgba(245,158,11,.2); }
.svc-summary-card.green { background: rgba(74,222,128,.08);  border: 1px solid rgba(74,222,128,.2); }

.svc-summary-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto .875rem;
}
.svc-summary-icon svg { width: 26px; height: 26px; }
.svc-summary-icon.blue  { background: rgba(59,130,246,.15); }
.svc-summary-icon.amber { background: rgba(245,158,11,.15); }
.svc-summary-icon.green { background: rgba(74,222,128,.15); }
.svc-summary-title { font-size: .95rem; font-weight: 700; color: #fff; margin-bottom: .4rem; }
.svc-summary-desc  { font-size: .78rem; color: #64748B; line-height: 1.65; }

/* 서비스 번호 배지 */
.svc-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px;
  font-family: 'Orbitron', sans-serif; font-size: 1rem; font-weight: 700;
  margin-bottom: 1.1rem; flex-shrink: 0;
}
.svc-num.blue  { background: rgba(59,130,246,.15); border: 1px solid rgba(59,130,246,.35); color: #60A5FA; }
.svc-num.amber { background: rgba(245,158,11,.15);  border: 1px solid rgba(245,158,11,.35);  color: #F59E0B; }
.svc-num.green { background: rgba(74,222,128,.15);  border: 1px solid rgba(74,222,128,.35);  color: #4ADE80; }

/* 서비스 큰 카드 */
.svc-card {
  border-radius: 18px; overflow: hidden;
  margin-bottom: 3rem;
  transition: transform .3s, box-shadow .3s;
}
.svc-card:hover { transform: translateY(-4px); box-shadow: 0 18px 52px rgba(0,0,0,.45); }

/* 이미지 45% / 텍스트 55% */
.svc-card-inner {
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 860px) {
  .svc-card-inner         { grid-template-columns: 45% 55%; }
  .svc-card-inner.reverse { grid-template-columns: 55% 45%; direction: rtl; }
  .svc-card-inner.reverse > * { direction: ltr; }
}

.svc-card-img {
  position: relative; min-height: 280px; overflow: hidden;
}
@media (min-width: 860px) { .svc-card-img { min-height: 360px; } }
.svc-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s;
}
.svc-card:hover .svc-card-img img { transform: scale(1.04); }
.svc-card-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(5,11,24,.45), transparent);
}

.svc-card-body {
  padding: 2rem 1.75rem;
  background: linear-gradient(135deg, rgba(10,22,50,.92), rgba(5,11,24,.96));
  border: 1px solid rgba(59,130,246,.12);
  display: flex; flex-direction: column; justify-content: center;
}
.svc-card-body.amber-border { border-color: rgba(245,158,11,.15); }
.svc-card-body.green-border { border-color: rgba(74,222,128,.15); }

.svc-card-title {
  font-size: 1.35rem; font-weight: 800; color: #fff;
  margin-bottom: .65rem; line-height: 1.3;
}
.svc-card-quote {
  font-size: .85rem; color: #60A5FA; font-style: italic;
  margin-bottom: .9rem; padding-left: .7rem;
  border-left: 3px solid #3B82F6;
}
.svc-card-quote.amber { color: #F59E0B; border-left-color: #F59E0B; }
.svc-card-quote.green { color: #4ADE80; border-left-color: #4ADE80; }
.svc-card-desc { color: #94A3B8; font-size: .85rem; line-height: 1.8; margin-bottom: 1.25rem; }

/* 서비스 세부 항목 */
.svc-detail-list { list-style: none; display: flex; flex-direction: column; gap: .75rem; }
.svc-detail-item {
  display: flex; gap: .7rem; align-items: flex-start;
  padding: .8rem .9rem; border-radius: 10px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
  transition: background .2s, border-color .2s;
}
.svc-detail-item:hover         { background: rgba(255,255,255,.06); border-color: rgba(59,130,246,.2); }
.svc-detail-item.amber:hover   { border-color: rgba(245,158,11,.2); }
.svc-detail-item.green:hover   { border-color: rgba(74,222,128,.2); }

.svc-detail-icon {
  width: 34px; height: 34px; border-radius: 9px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.svc-detail-icon svg { width: 17px; height: 17px; }
.svc-detail-icon.blue  { background: rgba(59,130,246,.12); }
.svc-detail-icon.amber { background: rgba(245,158,11,.12); }
.svc-detail-icon.green { background: rgba(74,222,128,.12); }
.svc-detail-title { font-size: .82rem; font-weight: 700; color: #E2E8F0; margin-bottom: .15rem; }
.svc-detail-desc  { font-size: .76rem; color: #64748B; line-height: 1.6; }

/* 섹션 구분선 */
.section-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(59,130,246,.25), transparent);
  margin: 0;
}

/* ─────────────────────────────────────────────
   SPEC BLOCK
───────────────────────────────────────────── */
.spec-block {
  margin-top: 1.25rem;
  padding: 1.1rem 1.1rem;
  border-radius: 12px;
  background: rgba(59,130,246,.05);
  border: 1px solid rgba(59,130,246,.14);
}
.spec-block-amber { background: rgba(245,158,11,.05);  border-color: rgba(245,158,11,.14); }
.spec-block-green { background: rgba(74,222,128,.05);  border-color: rgba(74,222,128,.14); }

.spec-block-title {
  display: flex; align-items: center; gap: .45rem;
  font-size: .75rem; font-weight: 700; color: #60A5FA;
  margin-bottom: .8rem; letter-spacing: .04em;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .45rem;
}
@media (max-width: 600px) { .spec-grid { grid-template-columns: repeat(2, 1fr); } }

.spec-item {
  padding: .55rem .7rem; border-radius: 8px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
}
.spec-label { font-size: .65rem; color: #64748B; margin-bottom: .15rem; }
.spec-value {
  font-size: .78rem; font-weight: 700; color: #E2E8F0;
  font-family: 'Orbitron', sans-serif;
}
.spec-value.amber { color: #F59E0B; }
.spec-value.green  { color: #4ADE80; }

/* 하이브리드 흐름도 */
.hybrid-flow {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: .35rem; margin-bottom: .7rem;
}
.hybrid-node {
  padding: .45rem .75rem; border-radius: 7px;
  font-size: .72rem; font-weight: 700; text-align: center; line-height: 1.4;
}
.hybrid-node small { font-weight: 400; font-size: .62rem; display: block; opacity: .8; }
.hybrid-node-blue   { background: rgba(59,130,246,.15);  border: 1px solid rgba(59,130,246,.3);  color: #93C5FD; }
.hybrid-node-amber  { background: rgba(245,158,11,.15);  border: 1px solid rgba(245,158,11,.3);  color: #FCD34D; }
.hybrid-node-green  { background: rgba(74,222,128,.15);  border: 1px solid rgba(74,222,128,.3);  color: #86EFAC; }
.hybrid-node-purple { background: rgba(167,139,250,.15); border: 1px solid rgba(167,139,250,.3); color: #C4B5FD; }
.hybrid-plus, .hybrid-arrow { font-size: .85rem; color: #475569; font-weight: 700; }

/* AI 기능 리스트 */
.ai-feature-list { list-style: none; display: flex; flex-direction: column; gap: .6rem; }
.ai-feature-list li {
  display: flex; gap: .55rem; align-items: flex-start;
  font-size: .79rem; color: #94A3B8; line-height: 1.6;
}
.ai-feature-list li strong { color: #E2E8F0; }
.ai-feat-icon {
  width: 20px; height: 20px; border-radius: 5px;
  background: rgba(74,222,128,.12);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 1px;
}

/* ─────────────────────────────────────────────
   TECHNOLOGY
───────────────────────────────────────────── */
#technology { background: linear-gradient(to bottom, #050B18, #04091A); }

.tech-grid {
  display: grid; grid-template-columns: 1fr;
  gap: 1.25rem; margin-bottom: 2.5rem;
}
@media (min-width: 640px)  { .tech-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .tech-grid { grid-template-columns: repeat(4, 1fr); } }

.tech-card {
  padding: 1.4rem; border-radius: 14px;
  transition: transform .3s, border-color .3s;
}
.tech-card:hover { transform: translateY(-4px); border-color: rgba(59,130,246,.4) !important; }
.tech-card-icon {
  width: 46px; height: 46px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: .875rem;
}
.tech-card-icon svg { width: 22px; height: 22px; }
.tech-card-title { font-size: .95rem; font-weight: 700; color: #fff; margin-bottom: .4rem; }
.tech-card-desc  { font-size: .82rem; color: #64748B; line-height: 1.7; }

.stats-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
@media (min-width: 640px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }

.stat-card { padding: 1.5rem; border-radius: 14px; text-align: center; }
.stat-number {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.9rem; font-weight: 700; color: #3B82F6; margin-bottom: .2rem;
}
.stat-label { font-size: .78rem; color: #64748B; }

/* ─────────────────────────────────────────────
   COMPARISON
───────────────────────────────────────────── */
#comparison { background: #050B18; }
.comparison-table-wrap { overflow-x: auto; margin-bottom: 2.5rem; }
.comparison-table {
  width: 100%; border-collapse: collapse; min-width: 580px;
}
.comparison-table th, .comparison-table td {
  padding: .875rem 1.1rem; text-align: left; font-size: .84rem;
}
.comparison-table thead tr { border-bottom: 1px solid rgba(59,130,246,.2); }
.comparison-table thead th:first-child { color: #64748B; font-weight: 600; width: 140px; }
.comparison-table thead th:nth-child(2) { color: #64748B; font-weight: 600; }
.comparison-table thead th:nth-child(3) {
  color: #60A5FA; font-weight: 700;
  background: rgba(59,130,246,.08); border-radius: 8px 8px 0 0;
}
.comparison-table tbody tr {
  border-bottom: 1px solid rgba(59,130,246,.07);
  transition: background .2s;
}
.comparison-table tbody tr:hover { background: rgba(59,130,246,.04); }
.comparison-table tbody td:first-child { color: #94A3B8; font-weight: 500; }
.comparison-table tbody td:nth-child(2) { color: #64748B; }
.comparison-table tbody td:nth-child(3) {
  color: #E2E8F0; font-weight: 600;
  background: rgba(59,130,246,.05);
}
.check-icon { color: #4ADE80; margin-right: .35rem; }
.cross-icon { color: #F87171; margin-right: .35rem; }

.biz-grid {
  display: grid; grid-template-columns: 1fr; gap: 1.25rem;
}
@media (min-width: 640px) { .biz-grid { grid-template-columns: repeat(3, 1fr); } }
.biz-card {
  padding: 1.4rem; border-radius: 14px;
  transition: transform .3s;
}
.biz-card:hover { transform: translateY(-4px); }
.biz-emoji { font-size: 1.875rem; margin-bottom: .65rem; }
.biz-title { font-size: .95rem; font-weight: 700; color: #fff; margin-bottom: .4rem; }
.biz-desc  { font-size: .82rem; color: #64748B; line-height: 1.7; }

/* ─────────────────────────────────────────────
   PRICING
───────────────────────────────────────────── */
#pricing { background: linear-gradient(180deg, #060D1F 0%, #050B18 100%); }

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  max-width: 780px;
  margin: 0 auto;
  align-items: start;
}
@media (min-width: 600px) { .pricing-grid { grid-template-columns: repeat(2, 1fr); } }

.pricing-card {
  border-radius: 18px;
  padding: 1.75rem 1.5rem;
  display: flex; flex-direction: column; gap: .9rem;
  position: relative;
  transition: transform .3s, box-shadow .3s;
}
.pricing-card:hover { transform: translateY(-5px); box-shadow: 0 20px 50px rgba(0,0,0,.5); }

.pricing-badge {
  display: inline-flex; align-items: center;
  padding: .18rem .7rem; border-radius: 9999px;
  font-size: .66rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  border: 1px solid; width: fit-content;
}
.pricing-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
}
.pricing-icon svg { width: 24px; height: 24px; }
.pricing-name { font-size: 1.1rem; font-weight: 800; color: #fff; line-height: 1.3; }
.pricing-target { font-size: .76rem; color: #64748B; }

.pricing-price-wrap {
  border-top: 1px solid rgba(59,130,246,.12);
  border-bottom: 1px solid rgba(59,130,246,.12);
  padding: .8rem 0;
  display: flex; align-items: baseline; gap: .45rem;
}
.pricing-from  { font-size: .72rem; color: #64748B; }
.pricing-price {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.15rem; font-weight: 700; color: #F59E0B;
}
.pricing-period-note { font-size: .69rem; color: #475569; margin-top: -.3rem; }

.pricing-features { list-style: none; display: flex; flex-direction: column; gap: .6rem; flex: 1; }
.pricing-features li {
  display: flex; align-items: center; gap: .45rem;
  font-size: .82rem; color: #CBD5E1;
}
.pricing-features li svg { flex-shrink: 0; }

.pricing-btn {
  display: block; text-align: center;
  padding: .8rem; border-radius: 9px;
  font-weight: 700; font-size: .875rem;
  margin-top: .25rem;
  transition: background .2s, box-shadow .2s, transform .15s;
}
.pricing-btn-primary { background: #2563EB; color: #fff; border: none; }
.pricing-btn-primary:hover {
  background: #3B82F6;
  box-shadow: 0 0 22px rgba(59,130,246,.5);
  transform: translateY(-1px);
}
.pricing-btn-outline {
  background: transparent; color: #F59E0B;
  border: 1px solid rgba(245,158,11,.4);
}
.pricing-btn-outline:hover {
  background: rgba(245,158,11,.1);
  border-color: rgba(245,158,11,.7);
}

.pricing-note {
  margin-top: 2rem;
  display: flex; align-items: flex-start; gap: .7rem;
  padding: 1rem 1.25rem; border-radius: 12px;
  background: rgba(245,158,11,.06);
  border: 1px solid rgba(245,158,11,.2);
  color: #94A3B8; font-size: .84rem; line-height: 1.7;
  max-width: 780px; margin-left: auto; margin-right: auto;
}
.pricing-note svg { flex-shrink: 0; margin-top: 2px; }
.pricing-note strong { color: #F8FAFC; }

/* ─────────────────────────────────────────────
   CONTACT
───────────────────────────────────────────── */
#contact { background: linear-gradient(to bottom, #050B18, #060D1F); }

/* 8단계 도입 절차 */
.onboarding-wrap { margin-bottom: 2.75rem; }
.onboarding-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: .35rem;
}
@media (min-width: 640px)  { .onboarding-steps { grid-template-columns: 1fr 1fr; gap: .5rem; } }
@media (min-width: 1024px) { .onboarding-steps { grid-template-columns: repeat(4, 1fr); gap: .5rem; } }

.ob-connector { display: none; }

.ob-step {
  display: flex; align-items: flex-start; gap: .9rem;
  padding: .9rem 1rem; border-radius: 12px;
  transition: border-color .2s, background .2s;
}
.ob-step:hover {
  border-color: rgba(59,130,246,.35) !important;
  background: rgba(59,130,246,.04);
}
.ob-num {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem; font-weight: 700;
  color: rgba(59,130,246,.35);
  min-width: 1.8rem; padding-top: 1px; line-height: 1;
}
.ob-content { flex: 1; }
.ob-title { font-size: .84rem; font-weight: 700; color: #fff; margin-bottom: .15rem; }
.ob-desc  { font-size: .74rem; color: #64748B; line-height: 1.6; }
.ob-tag {
  display: inline-block; margin-top: .35rem;
  padding: .12rem .55rem; border-radius: 9999px;
  font-size: .62rem; font-weight: 700; letter-spacing: .06em;
  background: rgba(59,130,246,.1);
  border: 1px solid rgba(59,130,246,.2);
  color: #93C5FD;
}
.ob-tag-highlight {
  background: rgba(245,158,11,.15);
  border-color: rgba(245,158,11,.35);
  color: #FCD34D;
}

/* 폼 + 사이드바 */
.contact-grid {
  display: grid; grid-template-columns: 1fr; gap: 1.75rem;
}
@media (min-width: 1024px) { .contact-grid { grid-template-columns: 3fr 2fr; } }

/* 폼 카드 — 밝게 */
.form-card {
  padding: 1.75rem;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(16,34,72,.88), rgba(10,26,60,.92));
  border: 1px solid rgba(59,130,246,.22);
}
.form-title { font-size: 1.15rem; font-weight: 700; color: #fff; margin-bottom: 1.4rem; }
.form-row { display: grid; grid-template-columns: 1fr; gap: 1rem; margin-bottom: 1rem; }
@media (min-width: 500px) { .form-row { grid-template-columns: 1fr 1fr; } }
.form-group { display: flex; flex-direction: column; gap: .35rem; margin-bottom: .875rem; }
.form-label { font-size: .73rem; color: #CBD5E1; font-weight: 600; }
.form-label .req { color: #F87171; }

.form-input, .form-select, .form-textarea {
  width: 100%; padding: .7rem .95rem; border-radius: 9px;
  background: rgba(22,46,96,.72);
  border: 1px solid rgba(59,130,246,.32);
  color: #F1F5F9; font-size: .84rem; font-family: inherit;
  transition: border-color .2s, box-shadow .2s, background .2s;
  outline: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: #4E6282; }
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: #60A5FA;
  box-shadow: 0 0 0 3px rgba(96,165,250,.18);
  background: rgba(28,58,116,.82);
}
.form-select option { background: #0F2050; color: #F1F5F9; }
.form-textarea { resize: none; }

.btn-submit {
  width: 100%; padding: .95rem; border-radius: 10px;
  background: #2563EB; color: #fff; font-weight: 700; font-size: .95rem;
  display: flex; align-items: center; justify-content: center; gap: .45rem;
  transition: background .2s, box-shadow .2s, transform .15s;
}
.btn-submit:hover:not(:disabled) {
  background: #3B82F6;
  box-shadow: 0 0 22px rgba(59,130,246,.5);
  transform: translateY(-1px);
}
.btn-submit:disabled { background: #1E3A8A; cursor: not-allowed; }
.btn-submit .spinner {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Alert */
.alert {
  padding: .85rem 1rem; border-radius: 9px;
  margin-bottom: 1.1rem; font-size: .84rem; display: none;
}
.alert.show { display: block; }
.alert-success { background: rgba(74,222,128,.1);  border: 1px solid rgba(74,222,128,.3);  color: #4ADE80; }
.alert-error   { background: rgba(248,113,113,.1); border: 1px solid rgba(248,113,113,.3); color: #F87171; }
.alert-warning { background: rgba(245,158,11,.1);  border: 1px solid rgba(245,158,11,.3);  color: #FCD34D; }

/* 연락처 사이드바 */
.contact-info-card {
  padding: 1.4rem; border-radius: 14px; margin-bottom: 1.1rem;
}
.contact-info-title { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 1.1rem; }
.contact-item {
  display: flex; align-items: center; gap: .7rem;
  margin-bottom: .9rem; text-decoration: none;
  transition: color .2s;
}
.contact-item:last-child { margin-bottom: 0; }
.contact-item-icon {
  width: 38px; height: 38px; border-radius: 9px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.contact-item-icon svg { width: 18px; height: 18px; }
.contact-item-label { font-size: .67rem; color: #64748B; margin-bottom: .05rem; }
.contact-item-value { font-size: .84rem; font-weight: 500; color: #E2E8F0; transition: color .2s; }
.contact-item:hover .contact-item-value { color: #93C5FD; }

.benefits-list { list-style: none; display: flex; flex-direction: column; gap: .65rem; }
.benefits-list li { display: flex; align-items: center; gap: .55rem; font-size: .84rem; color: #CBD5E1; }
.benefits-list li svg { width: 15px; height: 15px; color: #4ADE80; flex-shrink: 0; }

.response-badge {
  padding: 1.1rem 1.25rem; border-radius: 14px; text-align: center;
  border: 1px solid rgba(245,158,11,.3); background: rgba(245,158,11,.05);
}
.response-badge-title { color: #F59E0B; font-weight: 700; font-size: 1rem; margin-bottom: .2rem; }
.response-badge-desc  { color: #94A3B8; font-size: .84rem; }
.response-badge-desc strong { color: #fff; }

/* ─────────────────────────────────────────────
   FOOTER
───────────────────────────────────────────── */
#footer {
  background: #030810;
  border-top: 1px solid rgba(59,130,246,.14);
  padding: 3rem 0 1.5rem;
}
.footer-grid {
  display: grid; grid-template-columns: 1fr;
  gap: 2.25rem; margin-bottom: 2.25rem;
}
@media (min-width: 640px) { .footer-grid { grid-template-columns: 2.2fr 1fr 1fr; } }

.footer-brand-desc {
  color: #475569; font-size: .84rem;
  line-height: 1.8; max-width: 300px; margin: .875rem 0 .5rem;
}
.footer-domain { font-size: .72rem; color: #334155; }
.footer-col-title { font-size: .84rem; font-weight: 600; color: #fff; margin-bottom: .9rem; letter-spacing: .04em; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: .55rem; }
.footer-links a { font-size: .82rem; color: #475569; transition: color .2s; }
.footer-links a:hover { color: #94A3B8; }

.footer-bottom {
  padding-top: 1.4rem;
  border-top: 1px solid rgba(59,130,246,.09);
  display: flex; flex-wrap: wrap; align-items: flex-start;
  justify-content: space-between; gap: 1rem;
}
.footer-copy { font-size: .72rem; color: #334155; }
.footer-biz-info {
  font-size: .69rem; color: #334155; line-height: 1.85; margin-top: .35rem;
}
.footer-biz-info a { color: #475569; }
.footer-biz-info a:hover { color: #94A3B8; }
.footer-powered { display: flex; align-items: center; gap: .35rem; font-size: .72rem; color: #334155; }
.footer-powered .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #4ADE80; box-shadow: 0 0 4px #4ADE80;
  animation: pulse-dot 2s infinite;
}

/* ─────────────────────────────────────────────
   KAKAO
───────────────────────────────────────────── */
#kakao-btn-wrap {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 9999;
  display: flex; flex-direction: column; align-items: flex-end; gap: .5rem;
}
.kakao-tooltip {
  background: #FEE500; color: #3A1D1D;
  font-size: .84rem; font-weight: 700;
  padding: .45rem .95rem; border-radius: 14px;
  box-shadow: 0 4px 16px rgba(0,0,0,.3);
  white-space: nowrap; position: relative;
  transition: opacity .3s, transform .3s;
}
.kakao-tooltip::after {
  content: ''; position: absolute; bottom: -8px; right: 20px;
  border-left: 8px solid transparent; border-right: 8px solid transparent;
  border-top: 10px solid #FEE500;
}
.kakao-tooltip.hidden { opacity: 0; transform: translateY(6px); pointer-events: none; }
.kakao-btn {
  width: 62px; height: 62px; border-radius: 50%;
  background: #FEE500; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(0,0,0,.4);
  transition: transform .2s, box-shadow .2s;
  position: relative;
}
.kakao-btn:hover  { transform: scale(1.1); box-shadow: 0 6px 28px rgba(0,0,0,.5); }
.kakao-btn:active { transform: scale(.95); }
.kakao-btn svg { width: 34px; height: 34px; position: relative; z-index: 1; }
.kakao-online {
  position: absolute; top: 4px; right: 4px;
  width: 12px; height: 12px; border-radius: 50%;
  background: #4ADE80; border: 2px solid #FEE500;
  box-shadow: 0 0 6px #4ADE80; z-index: 2;
}
.kakao-pulse {
  position: absolute; inset: 0; border-radius: 50%;
  background: #FEE500; opacity: .35;
  animation: kakaoPulse 2s ease-out infinite;
}
@keyframes kakaoPulse {
  0%   { transform: scale(1); opacity: .35; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* ─────────────────────────────────────────────
   SERVICE TABS (unused but kept for compat)
───────────────────────────────────────────── */
.tab-btn {
  padding: .45rem 1.1rem; border-radius: 8px;
  font-size: .84rem; font-weight: 600;
  border: 1px solid rgba(59,130,246,.2);
  color: #64748B; background: transparent;
  transition: all .2s;
}
.tab-btn.active, .tab-btn:hover {
  background: rgba(59,130,246,.15);
  border-color: rgba(59,130,246,.5); color: #93C5FD;
}
.service-panel { display: none; }
.service-panel.active { display: grid; }

/* ─────────────────────────────────────────────
   추가 정리 스타일
───────────────────────────────────────────── */

/* 서비스 하위 섹션 간격 */
.svc-section-wrap { margin-top: 4rem; }

/* 서비스 제목 크기 (인라인 제거 후 CSS로) */
.svc-title { font-size: clamp(1.3rem, 2.5vw, 1.75rem) !important; }

/* section-header 내부 margin-bottom 조정 */
.section-header.fade-up { margin-bottom: 1.75rem; }

/* 비즈니스 모델 헤더 간격 */
#comparison .section-header:not(:first-child) { margin-top: 3.5rem; }

/* form-row 간격 통일 */
.form-row + .form-row { margin-top: .875rem; }
.form-group + .form-select,
.form-group { margin-bottom: .875rem; }