@import url("https://fonts.googleapis.com/css2?family=Nanum+Myeongjo:wght@400;700;800&family=Nanum+Gothic:wght@400;700;800&display=swap");

:root {
  --c-primary: #6D1F2C;
  --c-second: #A63A4B;
  --c-bg: #FBF7F5;
  --c-text: #241416;
  --c-accent: #D4A24C;
  --radius: 0px;
  --maxw: 1280px;
  --leading: 1.85;
  --shadow-in: inset 0 2px 6px rgba(36,20,22,0.14), inset 0 -1px 0 rgba(36,20,22,0.06);
  --shadow-in-strong: inset 0 0 0 1px rgba(109,31,44,0.16), inset 0 3px 10px rgba(36,20,22,0.10);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  font-family: "Nanum Gothic", "Noto Sans KR", sans-serif;
  color: var(--c-text);
  background: var(--c-bg);
  line-height: var(--leading);
}

h1, h2, .doc-symbol span, .toc-title, .note-title {
  font-family: "Nanum Myeongjo", serif;
}

a { color: inherit; }
img { max-width: 100%; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--c-primary);
  color: #fff;
  padding: 10px 16px;
  z-index: 200;
}
.skip-link:focus {
  left: 8px;
  top: 8px;
}

:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 2px;
}

/* ---------- Header: centered symbol ---------- */
.doc-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-bg);
  border-bottom: 1px solid rgba(109,31,44,0.22); /* hairline divider */
  padding: 10px 24px;
}
.doc-header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.doc-symbol {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--c-primary);
}
.doc-symbol span {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  font-weight: 700;
}
.doc-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 22px;
}
.doc-nav a {
  text-decoration: none;
  color: var(--c-text);
  font-size: 0.88rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}
.doc-nav a:hover,
.doc-nav a:focus-visible {
  border-bottom-color: var(--c-accent);
}

.hamburger-btn {
  display: none;
  position: absolute;
  left: 20px;
  top: 16px;
  background: transparent;
  border: none;
  color: var(--c-primary);
  cursor: pointer;
  padding: 6px;
}

/* ---------- Main ---------- */
.main { padding-bottom: 60px; }

.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 56px 24px 40px;
  text-align: center;
}
.hero-eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-second);
  font-weight: 700;
  margin: 0 0 14px;
}
.hero h1 {
  font-size: clamp(2rem, 4vw, 2.9rem);
  margin: 0 0 16px;
  color: var(--c-primary);
}
.hero-sub {
  font-size: 1.05rem;
  color: #4A2A30;
  max-width: 620px;
  margin: 0 auto 36px;
}

/* Horizontal contract-flow timeline */
.timeline-flow {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin: 0 auto 8px;
  max-width: 1040px;
  position: relative;
}
.timeline-step {
  flex: 1;
  position: relative;
  padding-top: 44px;
  text-align: center;
}
.timeline-step::before {
  content: "";
  position: absolute;
  top: 15px;
  left: 50%;
  width: 100%;
  height: 2px;
  background: rgba(109,31,44,0.25);
  z-index: 0;
}
.timeline-step:last-child::before { display: none; }
.step-num {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  background: var(--c-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
  z-index: 1;
  box-shadow: var(--shadow-in);
}
.step-label {
  margin: 0 0 4px;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--c-primary);
}
.step-desc {
  margin: 0;
  font-size: 0.76rem;
  color: #6B4A50;
  line-height: 1.5;
}

/* CTA group */
.cta-group {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin: 32px 0 8px;
}
.cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.94rem;
}
.cta--call {
  background: var(--c-primary);
  color: #fff;
  box-shadow: var(--shadow-in);
}
.cta--sms {
  background: #fff;
  color: var(--c-primary);
  border: 1.5px solid var(--c-primary);
  box-shadow: var(--shadow-in);
}
.cta:hover { transform: translateY(-2px); }

.main-grid > .cta-group,
.doc-content > .cta-group { justify-content: flex-start; }

/* ---------- Document two-column layout ---------- */
.main-grid {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 56px;
  align-items: start;
}

.doc-content { min-width: 0; }

section.content-block {
  padding: 40px 0;
  border-top: 1px solid rgba(109,31,44,0.18); /* hairline divider */
}
section.content-block:first-of-type { border-top: none; padding-top: 0; }

.content-block .eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-second);
  font-weight: 700;
  margin: 0 0 10px;
}
.content-block h2 {
  font-size: 1.5rem;
  color: var(--c-primary);
  margin: 0 0 18px;
}
.content-block p { margin: 0 0 16px; color: var(--c-text); }
.content-block ul { margin: 0 0 16px; padding-left: 22px; }
.content-block li { margin-bottom: 8px; }

table.doc-table {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0 20px;
  font-size: 0.9rem;
  box-shadow: var(--shadow-in-strong);
}
table.doc-table th, table.doc-table td {
  border: 1px solid rgba(109,31,44,0.18);
  padding: 12px 14px;
  text-align: left;
}
table.doc-table th {
  background: #F3E4E1;
  color: var(--c-primary);
  font-family: "Nanum Myeongjo", serif;
}

/* Photo row */
.photo-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 8px 0 12px;
}
.photo-row figure { margin: 0; }
.photo-row img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
  border-radius: var(--radius);
  box-shadow: var(--shadow-in);
}
.photo-row figcaption {
  font-size: 0.82rem;
  color: #6B4A50;
  margin-top: 8px;
}

/* Aside: table of contents + note */
.doc-aside {
  position: sticky;
  top: 120px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.toc-box, .note-box {
  background: #fff;
  border: 1px solid rgba(109,31,44,0.16);
  border-radius: var(--radius);
  padding: 22px 20px;
  box-shadow: var(--shadow-in-strong);
}
.toc-title, .note-title {
  margin: 0 0 12px;
  font-size: 1rem;
  color: var(--c-primary);
}
.toc-box ol {
  margin: 0;
  padding-left: 20px;
  font-size: 0.88rem;
}
.toc-box li { margin-bottom: 10px; }
.toc-box a {
  text-decoration: none;
  color: var(--c-text);
}
.toc-box a:hover, .toc-box a:focus-visible { color: var(--c-primary); }
.note-box p {
  margin: 0;
  font-size: 0.86rem;
  color: #4A2A30;
}

/* related links */
.related-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.related-links a {
  text-decoration: none;
  background: #fff;
  border: 1px solid rgba(109,31,44,0.25);
  color: var(--c-primary);
  padding: 9px 16px;
  border-radius: var(--radius);
  font-size: 0.88rem;
  box-shadow: var(--shadow-in);
}
.related-links a:hover { background: #F3E4E1; }

/* Footer */
.site-footer {
  border-top: 1px solid rgba(109,31,44,0.22);
  padding: 40px 0 60px;
}
.footer-inner { max-width: 640px; margin: 0 auto; padding: 0 24px; }
.footer-brand {
  font-family: "Nanum Myeongjo", serif;
  font-weight: 700;
  color: var(--c-primary);
  margin: 0 0 12px;
}
.footer-biz {
  display: grid;
  grid-template-columns: 100px 1fr;
  row-gap: 6px;
  margin: 0 0 16px;
  font-size: 0.85rem;
  color: #5C3E43;
}
.footer-biz dt { font-weight: 600; color: #8A5D63; }
.footer-biz dd { margin: 0; }
.footer-biz a { color: var(--c-primary); text-decoration: underline; }
.footer-copy { font-size: 0.78rem; color: #A98A8E; margin: 0; }

/* Mobile overlay nav */
.mobile-overlay { display: none; }

@media (max-width: 1024px) {
  .main-grid { grid-template-columns: 1fr; }
  .doc-aside { position: static; }
}

@media (max-width: 768px) {
  .doc-nav { display: none; }
  .hamburger-btn { display: inline-flex; }
  .doc-header-inner { align-items: center; }
  .doc-symbol { margin-top: 4px; }

  .mobile-overlay.open {
    display: flex;
    position: fixed;
    inset: 0;
    background: var(--c-primary);
    z-index: 300;
    flex-direction: column;
    padding: 28px 24px;
    gap: 6px;
  }
  .mobile-overlay a {
    color: #fff;
    text-decoration: none;
    font-size: 1.1rem;
    padding: 14px 4px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
  }
  .mobile-overlay .close-btn {
    align-self: flex-end;
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    margin-bottom: 12px;
  }

  .timeline-flow { flex-wrap: wrap; }
  .timeline-step { flex: 0 0 50%; margin-bottom: 24px; }
  .timeline-step::before { display: none; }

  .photo-row { grid-template-columns: 1fr 1fr; }
  .footer-biz { grid-template-columns: 90px 1fr; }
}

@media (max-width: 480px) {
  .hero { padding: 40px 20px 28px; }
  .cta-group { flex-direction: column; }
  .cta { justify-content: center; }
  .timeline-step { flex: 0 0 100%; }
  .photo-row { grid-template-columns: 1fr; }
}

/* Scroll reveal (single animation type for this page) */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}