:root {
  --bg: #f6f1e6;
  --bg-card: #fbf7ee;
  --bg-deep: #ebe3d2;
  --ink: #1a1d28;
  --ink-soft: #4a4d5a;
  --ink-faint: #8a8d99;
  --celadon: #6b9888;
  --celadon-deep: #4e7869;
  --maple: #b25a3e;
  --maple-deep: #8a3f28;
  --line: #d4cdb8;
  --line-strong: #2c2f3a;
  --gold: #b8924a;
  --nav-height: 64px;
}

/* ─────────────────────────────────────────────── */
/* Unified Top Navigation */

.topnav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(246, 241, 230, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  height: var(--nav-height);
}
.topnav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.topnav-brand {
  display: flex; align-items: baseline; gap: 0.6rem;
  text-decoration: none; border-bottom: 0;
}
.topnav-brand:hover { opacity: 0.7; }
.topnav-brand .b-ko {
  font-family: 'Noto Serif KR', serif;
  font-size: 1.25rem; font-weight: 500;
  color: var(--ink); letter-spacing: -0.02em;
}
.topnav-brand .b-hanja {
  font-family: 'Noto Serif KR', serif;
  font-size: 0.95rem; font-weight: 300;
  color: var(--maple); letter-spacing: 0.2em;
}
.topnav-links { display: flex; align-items: center; gap: 0.25rem; flex: 1; justify-content: center; }
.topnav-links a {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.85rem; font-weight: 500;
  color: var(--ink-soft);
  padding: 0.5rem 0.9rem;
  text-decoration: none; border-bottom: 0;
  border-radius: 4px;
  transition: background .12s, color .12s;
}
.topnav-links a:hover { background: var(--bg-deep); color: var(--ink); opacity: 1; }
.topnav-links a.active { color: var(--ink); background: var(--bg-deep); }
.topnav-status {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.05em;
  color: var(--celadon-deep);
  padding: 0.35rem 0.7rem;
  background: rgba(107, 152, 136, 0.14);
  border-radius: 999px;
  white-space: nowrap;
}
.topnav-status::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--celadon-deep);
  display: inline-block;
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}
@media (max-width: 720px) {
  .topnav-links { display: none; }
}

/* ─────────────────────────────────────────────── */
/* CTA Buttons */

.cta-row {
  display: flex; flex-wrap: wrap; gap: 0.85rem;
  margin: 2.5rem 0 0;
}
.cta {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.85rem 1.5rem;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.92rem; font-weight: 600;
  text-decoration: none; border-bottom: 0;
  border-radius: 4px;
  transition: transform .12s, background .12s, color .12s;
}
.cta:hover { transform: translateY(-1px); opacity: 1; }
.cta-primary {
  background: var(--ink);
  color: var(--bg);
}
.cta-primary:hover { background: var(--maple-deep); }
.cta-secondary {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--ink);
}
.cta-secondary:hover { background: var(--ink); color: var(--bg); }
.cta-tertiary {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--line-strong);
}
.cta-tertiary:hover { background: var(--bg-deep); color: var(--ink); }
.cta-arrow { font-size: 1.1rem; }

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Pretendard', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ─────────────────────────────────────────────── */
/* Layout */

.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
}

section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
  border-bottom: 1px solid var(--line);
}

section:last-of-type { border-bottom: 0; }

/* ─────────────────────────────────────────────── */
/* Typography */

.serif {
  font-family: 'Noto Serif KR', 'Nanum Myeongjo', Georgia, serif;
  font-weight: 500;
  letter-spacing: -0.01em;
}

h2.label {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--celadon-deep);
  margin-bottom: 1.5rem;
}

h3 {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: 1.75rem;
}

p { margin-bottom: 1rem; color: var(--ink-soft); }
p strong { color: var(--ink); font-weight: 600; }

a { color: var(--maple-deep); text-decoration: none; border-bottom: 1px solid var(--maple); transition: opacity .15s; }
a:hover { opacity: 0.6; }

/* ─────────────────────────────────────────────── */
/* Hero */

.hero {
  min-height: calc(85vh - var(--nav-height));
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 0 5rem;
  border-bottom: 2px solid var(--line-strong);
  position: relative;
}

.hero-badge {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  color: var(--celadon-deep);
  text-transform: uppercase;
  margin-bottom: 2.5rem;
}

.hero-mark {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.hero-mark .han {
  font-family: 'Noto Serif KR', 'Nanum Myeongjo', serif;
  font-size: clamp(4rem, 11vw, 7rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
}

.hero-mark .hanja {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 300;
  color: var(--maple);
  letter-spacing: 0.45em;
  line-height: 1.2;
}

.hero-slogan {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(1.2rem, 2.4vw, 1.65rem);
  font-weight: 400;
  color: var(--ink-soft);
  line-height: 1.55;
  max-width: 36ch;
  margin-bottom: 1.25rem;
}

.hero-sub {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  font-weight: 400;
  color: var(--ink-faint);
  line-height: 1.6;
  max-width: 44ch;
  margin-bottom: 2.5rem;
  letter-spacing: 0.01em;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
  max-width: 700px;
}

.hero-meta div { font-size: 0.95rem; }
.hero-meta dt {
  font-family: 'Noto Sans KR', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.4rem;
}
.hero-meta dd { color: var(--ink); font-weight: 500; }

/* ─────────────────────────────────────────────── */
/* Pitch — 4 blocks */

.pitch-block {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.5rem 2.5rem;
  padding: 2.25rem 0;
  border-bottom: 1px dashed var(--line);
  align-items: start;
}
.pitch-block:last-child { border-bottom: 0; }

.pitch-num {
  font-family: 'Noto Serif KR', serif;
  font-size: 2.4rem;
  font-weight: 300;
  color: var(--celadon);
  line-height: 1;
}

.pitch-body h4 {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.85rem;
}

.pitch-body .title {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  font-weight: 500;
  line-height: 1.45;
  color: var(--ink);
  margin-bottom: 0.85rem;
  letter-spacing: -0.01em;
}

.pitch-body .text {
  color: var(--ink-soft);
  font-size: 0.97rem;
  line-height: 1.75;
}

.pitch-body ul {
  list-style: none;
  margin-top: 0.85rem;
}
.pitch-body ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.65rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.65;
}
.pitch-body ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--celadon-deep);
  font-weight: 700;
}

.pitch-body ul.brakes li {
  padding-left: 0;
}
.pitch-body ul.brakes li::before { content: ''; }
.pitch-body ul.brakes li {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}
.pitch-body ul.brakes li:last-child { border-bottom: 0; }
.pitch-body ul.brakes .stage {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--maple);
}

/* ─────────────────────────────────────────────── */
/* Axis 6 grid */

.axis-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.axis-cell {
  background: var(--bg-card);
  padding: 1.5rem;
}
.axis-cell .axis-label {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--celadon-deep);
  margin-bottom: 0.65rem;
}
.axis-cell .axis-title {
  font-family: 'Noto Serif KR', serif;
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 0.55rem;
}
.axis-cell .axis-text {
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.65;
}

@media (max-width: 640px) {
  .axis-grid { grid-template-columns: 1fr; }
}

/* ─────────────────────────────────────────────── */
/* Roadmap timeline */

.timeline {
  display: grid;
  gap: 0;
  position: relative;
}
.timeline-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
  align-items: baseline;
}
.timeline-row:last-child { border-bottom: 1px solid var(--line); }
.timeline-when {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--maple);
  text-transform: uppercase;
}
.timeline-what .stage-num {
  font-family: 'Noto Serif KR', serif;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink-faint);
  margin-right: 0.7rem;
}
.timeline-what .stage-title {
  font-family: 'Noto Serif KR', serif;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--ink);
  display: inline;
}
.timeline-what .stage-amount {
  display: inline-block;
  margin-left: 0.65rem;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--celadon-deep);
  background: rgba(107, 152, 136, 0.12);
  padding: 0.15rem 0.55rem;
  border-radius: 2px;
}
.timeline-what .stage-desc {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.88rem;
  color: var(--ink-soft);
  line-height: 1.65;
}

/* ─────────────────────────────────────────────── */
/* Team */

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0;
  background: var(--line);
  border: 1px solid var(--line);
  gap: 1px;
}
.team-card {
  background: var(--bg-card);
  padding: 1.75rem 1.5rem;
}
.team-name {
  font-family: 'Noto Serif KR', serif;
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 0.4rem;
}
.team-role {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--celadon-deep);
  font-weight: 600;
  margin-bottom: 0.7rem;
}
.team-task {
  font-size: 0.88rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* ─────────────────────────────────────────────── */
/* Meeting + actions */

.meet-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
}
.meet-row:last-of-type { border-bottom: 1px solid var(--line); }
.meet-when {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
}
.meet-when small {
  display: block;
  margin-top: 0.25rem;
  font-weight: 400;
  font-size: 0.78rem;
  color: var(--ink-faint);
}
.meet-what {
  font-family: 'Noto Serif KR', serif;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.actions {
  margin-top: 2.5rem;
  display: grid;
  gap: 0.5rem;
}
.actions h4 {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1rem;
}
.action-item {
  display: grid;
  grid-template-columns: 24px 100px 1fr;
  gap: 1rem;
  padding: 0.85rem 0;
  border-top: 1px dashed var(--line);
  align-items: baseline;
  font-size: 0.92rem;
}
.action-item .check {
  width: 14px; height: 14px;
  border: 1.5px solid var(--ink-faint);
  margin-top: 0.3rem;
  border-radius: 2px;
}
.action-item .who {
  font-family: 'Noto Sans KR', sans-serif;
  font-weight: 600;
  color: var(--maple);
  font-size: 0.85rem;
}
.action-item .what { color: var(--ink-soft); line-height: 1.6; }

/* ─────────────────────────────────────────────── */
/* References */

.ref-list {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}
.ref-list a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  border-radius: 0;
}
.ref-list a:hover { background: var(--bg-card); padding-left: 0.5rem; }
.ref-list .ref-file {
  font-family: 'Noto Serif KR', serif;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 500;
}
.ref-list .ref-note {
  font-size: 0.85rem;
  color: var(--ink-faint);
  font-family: 'Noto Sans KR', sans-serif;
}

/* ─────────────────────────────────────────────── */
/* Footer */

footer {
  padding: 3rem 0 4rem;
  text-align: center;
  border-top: 2px solid var(--line-strong);
}
footer p {
  font-size: 0.78rem;
  color: var(--ink-faint);
  font-family: 'Noto Sans KR', sans-serif;
  letter-spacing: 0.05em;
}

.site-footer {
  background: var(--bg-card);
  border-top: 2px solid var(--line-strong);
  padding: 4rem 0 0;
  text-align: left;
  margin-top: 0;
}
.site-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}
.site-footer .sf-brand .sf-mark {
  display: flex; gap: 0.7rem; align-items: baseline;
  margin-bottom: 0.85rem;
}
.site-footer .sf-ko {
  font-family: 'Noto Serif KR', serif;
  font-size: 1.55rem; font-weight: 500;
  color: var(--ink); letter-spacing: -0.02em;
}
.site-footer .sf-hanja {
  font-family: 'Noto Serif KR', serif;
  font-size: 1.1rem; font-weight: 300;
  color: var(--maple); letter-spacing: 0.2em;
}
.site-footer .sf-tag {
  font-family: 'Noto Serif KR', serif;
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin-bottom: 0.85rem;
  line-height: 1.6;
}
.site-footer .sf-corp {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.78rem;
  color: var(--ink-faint);
  line-height: 1.6;
}
.site-footer .sf-col h5 {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--celadon-deep);
  margin-bottom: 1.1rem;
}
.site-footer .sf-col a,
.site-footer .sf-col span.sf-status {
  display: block;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.85rem;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 0;
  padding: 0.3rem 0;
  line-height: 1.5;
}
.site-footer .sf-col a:hover { color: var(--maple-deep); opacity: 1; }
.site-footer .sf-col span.sf-status {
  margin-top: 0.6rem;
  color: var(--celadon-deep);
  font-size: 0.78rem;
  font-weight: 600;
}
.site-footer-bottom {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0;
  text-align: center;
}
.site-footer-bottom p {
  font-size: 0.75rem;
  color: var(--ink-faint);
  font-family: 'Noto Sans KR', sans-serif;
  letter-spacing: 0.05em;
}
@media (max-width: 720px) {
  .site-footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* ─────────────────────────────────────────────── */
/* Decorative */

.divider-mark {
  text-align: center;
  margin: 2rem 0 0;
  font-family: 'Noto Serif KR', serif;
  color: var(--celadon);
  font-size: 1.2rem;
  letter-spacing: 1em;
  text-indent: 1em;
}

.callout {
  background: var(--bg-deep);
  border-left: 3px solid var(--maple);
  padding: 1.5rem 1.75rem;
  margin: 2rem 0 1rem;
  font-family: 'Noto Serif KR', serif;
  font-size: 0.95rem;
  color: var(--ink);
  line-height: 1.7;
}
.callout strong { color: var(--maple-deep); }

@media (max-width: 640px) {
  .pitch-block { grid-template-columns: 1fr; gap: 0.7rem; }
  .pitch-num { font-size: 1.6rem; }
  .timeline-row { grid-template-columns: 1fr; gap: 0.5rem; }
  .meet-row { grid-template-columns: 1fr; }
  .action-item { grid-template-columns: 24px 1fr; }
  .action-item .who { display: block; }
  .wrap { padding: 0 1.25rem; }
  html, body { overflow-x: hidden; }
  .cta-tertiary { display: none; }
  .cta-row { flex-direction: column; align-items: flex-start; }
}