/* 5ft.mag about page */
/* TODO mobile-first 리팩토링 대기 — @media (max-width) → (min-width) 플립. base 가 모바일 값을 갖도록 조정 필요. 회귀 위험 있어 별도 라운드에서 처리. (PoC: comments.css / market.css)*/
:root { --page-title-width: 1200px; }

/* ── HERO ABOUT ── */
.hero-about {
  padding: 80px 32px;
  background: var(--bg-sub);
  border-bottom: 1px solid var(--border);
}
.hero-about-inner { max-width: 960px; margin: 0 auto; }
.hero-tag {
  display: inline-block; font-size: var(--fs-meta);
  font-weight: var(--fw-heading); letter-spacing: 0.12em;
  color: var(--text-muted); margin-bottom: 16px;
}
.hero-title {
  font-size: 56px; font-weight: var(--fw-heading);
  letter-spacing: -0.03em; line-height: 1.1;
  margin-bottom: 32px;
}
.hero-title .accent {
  background: var(--accent); color: var(--accent-text);
  padding: 0 8px;
}
.hero-body { max-width: 720px; }
.hero-body p {
  font-size: 19px; font-weight: var(--fw-all);
  letter-spacing: var(--ls-default); line-height: 1.65;
  margin-bottom: 20px; color: var(--text);
}
.hero-body p:last-child { margin-bottom: 0; }
.hero-signature {
  font-size: var(--fs-body); font-weight: var(--fw-heading);
  letter-spacing: var(--ls-default); margin-top: 32px;
}
.hero-signature .role {
  font-weight: var(--fw-all); color: var(--text-muted); margin-right: 8px;
}

/* ── BELIEF ── */
.belief {
  padding: 80px 32px;
  background: var(--text); color: var(--bg);
  text-align: center;
}
.belief-tag {
  font-size: var(--fs-meta); font-weight: var(--fw-heading);
  letter-spacing: 0.12em; color: var(--accent);
  margin-bottom: 20px; display: block;
}
.belief-quote {
  font-size: 40px; font-weight: var(--fw-heading);
  letter-spacing: -0.03em; line-height: 1.3;
}

/* ── HOW IT WORKS ── */
.how-section {
  padding: 80px 32px;
  background: var(--bg-sub);
  border-top: 1px solid var(--border);
}
.how-header {
  max-width: 1200px; margin: 0 auto 40px;
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.how-header h2 {
  font-size: var(--fs-display); font-weight: var(--fw-heading);
  letter-spacing: -0.03em; line-height: 1.1;
}
.how-header p { font-size: var(--fs-body); color: var(--text-muted); }
.how-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px;
}
.how-card {
  background: var(--bg); padding: 28px 24px;
  border: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 16px;
  min-height: 220px;
}
.how-num {
  font-size: 32px; font-weight: var(--fw-heading);
  color: var(--accent); letter-spacing: -0.02em; line-height: 1;
}
.how-card h3 {
  font-size: 18px; font-weight: var(--fw-heading);
  letter-spacing: var(--ls-default); line-height: 1.2;
}
.how-card p {
  font-size: 14px; color: var(--text-muted);
  line-height: 1.6; margin-top: auto;
}

/* ── CONTRIBUTORS ── */
.contrib-section {
  padding: 80px 32px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.contrib-header {
  max-width: 1200px; margin: 0 auto 40px;
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.contrib-header h2 {
  font-size: var(--fs-display); font-weight: var(--fw-heading);
  letter-spacing: -0.03em; line-height: 1.1;
}
.contrib-header p { font-size: var(--fs-body); color: var(--text-muted); }
.contrib-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--border);
  border: 1px solid var(--border);
}
.contrib-card {
  background: var(--bg); padding: 32px 28px;
  display: flex; flex-direction: column; gap: 12px;
  min-height: 240px;
}
.contrib-role {
  font-size: var(--fs-meta); font-weight: var(--fw-heading);
  letter-spacing: 0.12em; color: var(--text-muted);
}
.contrib-name {
  font-size: 28px; font-weight: var(--fw-heading);
  letter-spacing: -0.02em; line-height: 1.1;
}
.contrib-handle {
  font-size: 14px; color: var(--text-muted); margin-top: -4px;
  text-decoration: none;
  transition: color .15s;
}
a.contrib-handle:hover { color: var(--text); }
.contrib-desc {
  font-size: 14px; color: var(--text);
  line-height: 1.6; margin-top: 4px;
}

/* ── 객원 · 게스트 (작은 카드 목록) ── */
.contrib-subheader {
  max-width: 1100px;
  margin: 56px auto 20px;
  padding: 0 32px;
}
.contrib-subheader h3 {
  font-size: 18px;
  font-weight: var(--fw-heading);
  letter-spacing: var(--ls-default);
  margin: 0 0 6px;
}
.contrib-subheader p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}
.contrib-mini-grid {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.contrib-mini {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  text-decoration: none;
  color: var(--text);
  transition: border-color .15s, background .15s;
}
.contrib-mini:hover {
  border-color: var(--text);
  background: var(--bg-sub);
}
.contrib-mini-name {
  font-size: 15px;
  font-weight: var(--fw-heading);
  letter-spacing: var(--ls-default);
}
.contrib-mini-note {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}
.contrib-mini-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
  font-size: 11px;
  font-weight: var(--fw-heading);
  letter-spacing: 0.04em;
}
.contrib-mini-ext {
  color: var(--text-muted);
  cursor: pointer;
  text-decoration: none;
}
.contrib-mini-ext:hover {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.contrib-mini-archive {
  color: var(--text);
  margin-left: auto;
}
.contrib-mini:hover .contrib-mini-archive {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ── PARTNERS (About 페이지) ── */
.partners-section {
  padding: 80px 32px;
  background: var(--bg-sub);
  border-top: 1px solid var(--border);
}
.partners-section-header {
  max-width: 1200px; margin: 0 auto 48px;
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.partners-section-header h2 {
  font-size: var(--fs-display); font-weight: var(--fw-heading);
  letter-spacing: -0.03em; line-height: 1.1;
}
.partners-section-header p {
  font-size: var(--fs-body); color: var(--text-muted);
}
.partners-section-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.partner-block {
  background: var(--bg);
  padding: 56px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
  transition: background .15s;
  min-height: 240px;
  justify-content: space-between;
}
.partner-block:hover { background: var(--bg-sub); }
.partner-block-logo {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}
.partner-block-logo img {
  max-width: 220px;
  max-height: 64px;
  width: auto;
  height: auto;
  object-fit: contain;
}
.partner-block .logo-light { display: block; }
.partner-block .logo-dark { display: none; }
[data-theme="dark"] .partner-block .logo-light { display: none; }
[data-theme="dark"] .partner-block .logo-dark { display: block; }
.partner-block-info {
  display: flex; flex-direction: column; gap: 6px;
}
.partner-block-name {
  font-size: 18px; font-weight: var(--fw-heading);
  letter-spacing: var(--ls-default);
}
.partner-block-role {
  font-size: 13px; color: var(--text-muted);
  letter-spacing: var(--ls-default);
}

/* ── CONTACT BLOCK ── */
.contact-section {
  border-top: 1px solid var(--border); background: var(--bg);
}
.contact-info {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--border);
}
.contact-cell {
  padding: 28px 24px;
  border-right: 1px solid var(--border);
}
.contact-cell:last-child { border-right: none; }
.contact-cell .label {
  font-size: var(--fs-meta); font-weight: var(--fw-all);
  color: var(--text-muted); margin-bottom: 8px; display: block;
}
.contact-cell .value {
  font-size: 18px; font-weight: var(--fw-heading);
  letter-spacing: -0.01em; line-height: 1.3;
  display: block; margin-bottom: 4px;
}
.contact-cell .sub { font-size: 13px; color: var(--text-muted); }

.contact-cta { display: grid; grid-template-columns: 1fr 1fr; }
.contact-cta-left {
  background: var(--text); color: var(--bg);
  padding: 64px 40px;
  display: flex; flex-direction: column; gap: 20px;
}
.contact-cta-right {
  background: var(--bg); padding: 64px 40px;
  display: flex; flex-direction: column; gap: 20px;
}
.cta-label {
  font-size: var(--fs-meta); font-weight: var(--fw-heading);
  letter-spacing: 0.12em; color: var(--text-muted);
}
.contact-cta-left .cta-label { color: rgba(255,255,255,0.5); }
.cta-title {
  font-size: 40px; font-weight: var(--fw-heading);
  letter-spacing: -0.03em; line-height: 1.15;
}
.cta-desc { font-size: 15px; line-height: 1.6; opacity: 0.7; margin-bottom: 8px; }
.cta-buttons { display: flex; gap: 8px; margin-top: auto; flex-wrap: wrap; }
.cta-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 12px 20px; font-size: 14px;
  font-weight: var(--fw-heading); letter-spacing: var(--ls-default);
  border-radius: 2px; transition: opacity .15s;
}
.cta-btn-primary { background: var(--accent); color: var(--accent-text); }
.cta-btn-secondary {
  background: transparent; color: var(--bg);
  border: 1px solid rgba(255,255,255,0.3);
}
.contact-cta-right .cta-btn-secondary {
  color: var(--text); border-color: var(--border);
}
.cta-btn:hover { opacity: 0.85; }
.connect-list {
  display: flex; flex-direction: column; margin-top: auto;
}
.connect-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0; border-bottom: 1px solid var(--border);
  font-size: 15px; transition: opacity .15s;
}
.connect-item:last-child { border-bottom: none; }
.connect-item:hover { opacity: 0.5; }

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  :root { --fs-display: 32px; --fs-body: 16px; --fs-nav: 15px; }
}
@media (max-width: 900px) {
  .page-title h1 { font-size: 40px; }
  .hero-title { font-size: 40px; }
  .belief-quote { font-size: 28px; }
  .how-grid { grid-template-columns: repeat(2, 1fr); }
  .contrib-grid { grid-template-columns: repeat(2, 1fr); }
  .partners-section-grid { grid-template-columns: repeat(2, 1fr); }
  .partners-section-grid .partner-block:last-child { grid-column: 1 / -1; }
  .contact-info { grid-template-columns: repeat(2, 1fr); }
  .contact-cell:nth-child(2n) { border-right: none; }
  .contact-cell:nth-child(-n+2) { border-bottom: 1px solid var(--border); }
  .contact-cta { grid-template-columns: 1fr; }
  .cta-title { font-size: 32px; }
}
@media (max-width: 560px) {
  .hero-about, .belief, .how-section, .contrib-section, .partners-section { padding: 56px 20px; }
  .hero-title { font-size: 32px; }
  .belief-quote { font-size: 22px; }
  .how-grid { grid-template-columns: 1fr; }
  .contrib-grid { grid-template-columns: 1fr; }
  .contrib-mini-grid { grid-template-columns: 1fr; padding: 0 20px; }
  .contrib-subheader { padding: 0 20px; }
  .partners-section-grid { grid-template-columns: 1fr; }
  .contact-info { grid-template-columns: 1fr; }
  .contact-cell { border-right: none !important; border-bottom: 1px solid var(--border); }
  .contact-cell:last-child { border-bottom: none; }
  .contact-cta-left, .contact-cta-right { padding: 40px 24px; }
  .cta-title { font-size: 26px; }
}