:root {
  --bg: #fffefe;
  --surface: #ffffff;
  --soft: #f7fbff;
  --soft-2: #f6faf7;
  --accent: #89a4cf;
  --accent-2: #9bb89c;
  --text: #37414d;
  --muted: #6a7788;
  --border: rgba(42, 58, 76, 0.10);
  --shadow: 0 18px 46px rgba(46, 71, 97, 0.08);
  --radius: 26px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Noto Sans KR", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
}

img {
  display: block;
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1160px, calc(100% - 44px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.65);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
}

.brand {
  font-weight: 800;
  font-size: 1.03rem;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
  font-size: 0.94rem;
}

.nav a:hover,
.footer-links a:hover {
  color: var(--accent);
}

.section {
  padding: 92px 0;
}

.soft-section {
  background: var(--soft);
}

.hero {
  padding: 54px 0 26px;
}

.hero-copy h1,
.section-heading h2,
.content h2,
.contact-brief h2,
.legal-section h2 {
  margin: 0 0 16px;
  line-height: 1.14;
  letter-spacing: -0.03em;
}

.hero-copy h1 {
  font-size: clamp(2.4rem, 5vw, 4.4rem);
}

.section-heading h2,
.content h2,
.contact-brief h2,
.legal-section h2 {
  font-size: clamp(1.85rem, 3vw, 2.7rem);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lead,
.section-heading p,
.content p,
.card p,
.faq-answer p,
.timeline-item,
.stat span,
.contact-brief p,
.site-footer p,
.hero-note {
  color: var(--muted);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  cursor: pointer;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(61, 88, 116, 0.13);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
}

.button.secondary {
  background: #fff;
  border-color: var(--border);
}

.card,
.contact-brief,
.timeline-item,
.tier-card,
.sidebar-note {
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.card,
.timeline-item,
.contact-brief,
.tier-card,
.sidebar-note {
  padding: 26px;
}

.arch-wrap,
.tiers-grid,
.columns-grid,
.showcase-grid,
.sidebar-grid,
.panels-grid,
.story-grid,
.cross-grid,
.split-layout,
.viewpoint-grid,
.legal-grid,
.footer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 34px;
  align-items: center;
}

.hero-arch .arch-wrap {
  align-items: stretch;
}

.hero-arch .arch-media {
  position: relative;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 36px 36px 10px 10px;
  background: linear-gradient(180deg, var(--soft), #fff);
}

.hero-arch .arch-media img {
  min-height: 470px;
  border-radius: 32px 32px 10px 10px;
}

.hero-tiers .tier-image img,
.hero-showcase .showcase-media img,
.hero-sidebar .sidebar-media img,
.hero-panels .panel.large img,
.hero-strip .strip-media img,
.hero-story .story-frame img,
.hero-cross .cross-media img,
.hero-frame .frame-hero img {
  min-height: 450px;
  box-shadow: var(--shadow);
}

.hero-tiers .tiers-grid {
  grid-template-columns: 0.95fr 1.05fr;
}

.hero-columns .column-media {
  display: grid;
  grid-template-columns: 1fr 0.7fr;
  gap: 18px;
}

.hero-columns .column-media img:first-child {
  min-height: 470px;
}

.hero-columns .column-media img:last-child {
  min-height: 340px;
  align-self: end;
}

.hero-showcase .showcase-grid {
  grid-template-columns: 0.9fr 1.1fr;
}

.hero-showcase .showcase-copy {
  padding: 8px 0;
}

.hero-sidebar .sidebar-grid {
  grid-template-columns: 0.35fr 0.85fr 1fr;
}

.sidebar-note {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.sidebar-note strong {
  font-size: 1.9rem;
  margin-bottom: 8px;
}

.sidebar-note span {
  color: var(--accent);
  font-weight: 700;
}

.hero-panels .panels-grid {
  grid-template-columns: 1.1fr 0.9fr;
}

.hero-panels .panel.large {
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 34px;
  box-shadow: var(--shadow);
}

.hero-panels .panel.copy {
  padding: 30px 0 30px 12px;
}

.hero-strip .strip-head {
  max-width: 840px;
  margin-bottom: 26px;
}

.hero-strip .strip-media img {
  min-height: 360px;
}

.hero-story .story-frame {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 34px;
  background: linear-gradient(180deg, #fff, var(--soft));
}

.hero-cross .cross-grid {
  grid-template-columns: 1fr 1fr;
}

.hero-cross .cross-copy {
  position: relative;
  padding-right: 24px;
}

.hero-cross .cross-copy::after {
  content: "";
  position: absolute;
  right: -10px;
  top: 14px;
  width: 56px;
  height: 56px;
  border-top: 2px solid var(--accent);
  border-right: 2px solid var(--accent);
  opacity: 0.4;
}

.hero-frame .frame-hero {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 34px;
  background: linear-gradient(180deg, #fff, var(--soft));
}

.hero-frame .frame-text {
  max-width: 780px;
  margin-bottom: 20px;
}

.card-grid,
.gallery-grid,
.stats-grid,
.steps-grid,
.timeline,
.testimonial-grid {
  display: grid;
  gap: 22px;
}

.card-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gallery-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.gallery-card {
  overflow: hidden;
  padding: 0;
}

.gallery-card img {
  min-height: 250px;
  border-radius: 26px 26px 0 0;
}

.gallery-copy {
  padding: 22px;
}

.stats-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.steps-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.timeline {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.testimonial-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.icon {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  border-radius: 16px;
  color: var(--accent);
  font-weight: 800;
  background: linear-gradient(135deg, var(--soft), var(--soft-2));
}

.stat strong {
  display: block;
  font-size: 1.75rem;
  margin-bottom: 6px;
}

.feature-list {
  padding-left: 20px;
  color: var(--muted);
}

.feature-list li + li {
  margin-top: 12px;
}

.step {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  flex-shrink: 0;
}

.timeline-item span {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--accent);
  font-weight: 800;
}

.faq-list {
  max-width: 920px;
}

.faq-item + .faq-item {
  margin-top: 16px;
}

.faq-question {
  width: 100%;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.96);
  color: var(--text);
  border-radius: 22px;
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  cursor: pointer;
  font: inherit;
  box-shadow: var(--shadow);
}

.faq-plus {
  font-size: 1.4rem;
  color: var(--accent);
  line-height: 1;
  transition: transform 0.2s ease;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 18px;
}

.faq-item.active .faq-answer {
  max-height: 220px;
  padding: 16px 18px 6px;
}

.faq-item.active .faq-plus {
  transform: rotate(45deg);
}

.contact-brief {
  max-width: 760px;
}

.contact-line {
  margin: 10px 0 0;
}

.contact-line strong {
  margin-right: 8px;
}

.site-footer {
  padding: 26px 0 40px;
  border-top: 1px solid var(--border);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: flex-end;
}

.copyright {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  .card-grid,
  .gallery-grid,
  .stats-grid,
  .steps-grid,
  .timeline,
  .testimonial-grid,
  .arch-wrap,
  .tiers-grid,
  .columns-grid,
  .showcase-grid,
  .sidebar-grid,
  .panels-grid,
  .story-grid,
  .cross-grid,
  .split-layout,
  .viewpoint-grid,
  .legal-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-sidebar .sidebar-grid {
    grid-template-columns: 1fr;
  }

  .hero-columns .column-media {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .topbar,
  .card-grid,
  .gallery-grid,
  .stats-grid,
  .steps-grid,
  .timeline,
  .testimonial-grid,
  .columns-grid,
  .split-layout,
  .viewpoint-grid,
  .legal-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    display: grid;
    justify-content: initial;
  }

  .nav {
    gap: 12px;
  }

  .section {
    padding: 76px 0;
  }

  .hero-copy h1 {
    font-size: clamp(2rem, 9vw, 3.4rem);
  }

  .hero-columns .column-media {
    grid-template-columns: 1fr;
  }

  .footer-links {
    justify-content: flex-start;
  }
}