/* ============================================================
   페이지 블록 — 연혁 (스킨 s1~s5)
   ============================================================ */
.iwpg-history .pg-head { margin-bottom: 48px; max-width: 760px; }
.iwpg-history .pg-head h3.pg-tt { margin-bottom: 12px; }
.iwpg-history .pg-sub { margin: 0; }
.iwpg-history .pg-empty { color: #8a949e; }
.iwpg-history .pg-y { font-size: var(--iw-num-size, 40px); font-weight: var(--iw-num-weight, 800); line-height: 1; color: var(--iw-num-color, var(--ac)); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.iwpg-history .pg-rows { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.iwpg-history .pg-row { display: grid; grid-template-columns: 52px 1fr; gap: 14px; align-items: baseline; }
.iwpg-history .pg-md { font-size: var(--iw-meta-size, 15px); font-weight: 700; color: var(--iw-meta-color, var(--pg-mute)); font-variant-numeric: tabular-nums; }
.iwpg-history .pg-rtx { display: flex; flex-direction: column; gap: 4px; }
.iwpg-history .pg-rt { font-size: var(--iw-ititle-size, 18.5px); font-weight: var(--iw-ititle-weight, 500); line-height: 1.6; color: var(--iw-ititle-color, var(--pg-ink)); word-break: keep-all; }
.iwpg-history .pg-rd { font-size: var(--iw-idesc-size, 16.5px); line-height: 1.6; color: var(--iw-idesc-color, var(--pg-mute)); }
.iwpg-history .pg-rimg { display: block; width: 220px; max-width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 6px; margin-top: 8px; }

/* s1 기존 타임라인 위 제목 줄 */
.iwpg-history--s1.pg-headonly > .iwg-in { padding-bottom: 0; }
.iwpg-history--s1 .pg-head { margin-bottom: 0; }

/* s2 연도별 묶음 */
.iwpg-history--s2 .pg-years { border-top: 2px solid var(--pg-ink); }
.iwpg-history--s2 .pg-year { display: grid; grid-template-columns: 220px 1fr; gap: 40px; padding: 36px 0; border-bottom: 1px solid var(--pg-line); }
.iwpg-history--s2 .pg-y { padding-top: 2px; }

/* s3 가운데 선 */
.iwpg-history--s3 .pg-head { margin-left: auto; margin-right: auto; text-align: center; }
.iwpg-history--s3 .pg-axis { position: relative; display: flex; flex-direction: column; gap: 28px; }
.iwpg-history--s3 .pg-axis::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; margin-left: -1px; background: var(--pg-mid); }
.iwpg-history--s3 .pg-node { position: relative; width: 50%; }
.iwpg-history--s3 .pg-node.is-l { padding-right: 52px; align-self: flex-start; }
.iwpg-history--s3 .pg-node.is-r { padding-left: 52px; align-self: flex-end; }
.iwpg-history--s3 .pg-dot { position: absolute; top: 18px; width: 16px; height: 16px; border-radius: 50%; background: #fff; border: 4px solid var(--ac); }
.iwpg-history--s3 .is-l .pg-dot { right: -8px; }
.iwpg-history--s3 .is-r .pg-dot { left: -8px; }
.iwpg-history--s3 .pg-bubble { background: var(--iw-card-bg, #fff); border: 1px solid var(--pg-line); border-radius: 10px; padding: var(--iw-card-pad, 26px 28px); }
.iwpg-history--s3 .pg-y { font-size: var(--iw-num-size, 32px); margin-bottom: 16px; }

/* s4 연도 카드 */
.iwpg-history--s4 .pg-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--iw-card-gap, 20px); }
.iwpg-history--s4 .pg-card { background: var(--iw-card-bg, var(--pg-soft)); border-radius: 10px; padding: var(--iw-card-pad, 30px 28px); }
.iwpg-history--s4 .pg-y { font-size: var(--iw-num-size, 34px); margin-bottom: 18px; padding-bottom: 16px; border-bottom: 1px solid var(--pg-mid); }

/* s5 연혁표 */
.iwpg-history--s5 .pg-tbl { width: 100%; border-collapse: collapse; border-top: 2px solid var(--pg-ink); font-size: var(--iw-body-size, 16px); }
.iwpg-history--s5 .pg-tbl thead th { padding: 14px 18px; background: var(--iw-thead-bg, var(--pg-soft)); font-size: 15px; font-weight: 700; color: var(--pg-ink); text-align: left; border-bottom: 1px solid var(--pg-line); }
.iwpg-history--s5 .pg-tbl thead th:nth-child(-n+2) { text-align: center; width: 120px; }
.iwpg-history--s5 .pg-tbl tbody th { width: 120px; font-size: 20px; font-weight: 800; color: var(--ac); text-align: center; vertical-align: top; padding: 18px; border-bottom: 1px solid var(--pg-line); }
.iwpg-history--s5 .pg-tbl td { padding: 16px 18px; border-bottom: 1px solid var(--pg-line); vertical-align: top; }
.iwpg-history--s5 .pg-tbl td.pg-md { text-align: center; }
.iwpg-history--s5 .pg-rt { display: block; }
.iwpg-history--s5 .pg-rd { display: block; margin-top: 4px; }

@media (max-width: 1024px) {
  .iwpg-history--s4 .pg-cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .iwpg-history .pg-head { margin-bottom: 32px; }
  .iwpg-history--s2 .pg-year { grid-template-columns: 1fr; gap: 16px; padding: 26px 0; }
  .iwpg-history--s2 .pg-y { font-size: var(--iw-num-size, 30px); }
  .iwpg-history--s3 .pg-head { text-align: left; }
  .iwpg-history--s3 .pg-axis::before { left: 8px; }
  .iwpg-history--s3 .pg-node, .iwpg-history--s3 .pg-node.is-l, .iwpg-history--s3 .pg-node.is-r { width: 100%; padding: 0 0 0 36px; align-self: stretch; }
  .iwpg-history--s3 .is-l .pg-dot, .iwpg-history--s3 .is-r .pg-dot { left: 0; right: auto; }
  .iwpg-history--s3 .pg-bubble { padding: var(--iw-card-pad, 20px); }
  .iwpg-history--s4 .pg-cards { grid-template-columns: 1fr; }
  .iwpg-history--s5 .pg-tbl thead { display: none; }
  .iwpg-history--s5 .pg-tbl, .iwpg-history--s5 .pg-tbl tbody, .iwpg-history--s5 .pg-tbl tr { display: block; }
  .iwpg-history--s5 .pg-tbl tbody th { display: block; width: auto; text-align: left; padding: 18px 4px 8px; border-bottom: 0; }
  .iwpg-history--s5 .pg-tbl td { display: inline-block; border: 0; padding: 6px 4px; }
  .iwpg-history--s5 .pg-tbl td.pg-md { width: 48px; text-align: left; }
  .iwpg-history--s5 .pg-tbl td:last-child { width: calc(100% - 60px); vertical-align: top; }
  .iwpg-history--s5 .pg-tbl tr { border-bottom: 1px solid var(--pg-line); padding-bottom: 6px; }
  .iwpg-history--s5 .pg-tbl tr:not(.is-first) { border-bottom: 1px solid var(--pg-line); }
}

/* ===== v1.1 s6~s10 ===== */
/* s6 세로선 점 */
.iwpg-history--s6 .pg-rail { position: relative; }
.iwpg-history--s6 .pg-seg { display: grid; grid-template-columns: 200px 1fr; gap: 0; }
.iwpg-history--s6 .pg-y { padding: 4px 0 40px; color: var(--iw-num-color, var(--pg-ink)); }
.iwpg-history--s6 .pg-seg.is-now .pg-y { color: var(--iw-num-color, var(--ac)); }
.iwpg-history--s6 .pg-rows { position: relative; gap: 0; padding: 0 0 40px 44px; border-left: 2px solid var(--pg-line); }
.iwpg-history--s6 .pg-seg.is-now .pg-rows { border-left-color: var(--ac); }
.iwpg-history--s6 .pg-row { position: relative; padding: 4px 0 14px; }
.iwpg-history--s6 .pg-row::before { content: ""; position: absolute; left: -51px; top: 11px; width: 12px; height: 12px; border-radius: 50%; background: #fff; border: 2px solid var(--pg-mute); }
.iwpg-history--s6 .pg-seg.is-now .pg-row::before { border-color: var(--ac); background: var(--ac); }
.iwpg-history--s6 .pg-md { color: var(--iw-meta-color, var(--pg-ink)); }

/* s7 어두운 원형 마디 */
.iwpg-history--s7.pg-dark { background: #1d2635; --pg-ink: #fff; --pg-body: rgba(255,255,255,.78); --pg-mute: rgba(255,255,255,.6); --pg-line: rgba(255,255,255,.18); }
.iwpg-history--s7 .pg-head h3.pg-tt { color: var(--iw-title-color, #fff); }
.iwpg-history--s7 .pg-head .pg-sub { color: var(--iw-body-color, rgba(255,255,255,.75)); }
.iwpg-history--s7 .pg-orbs { position: relative; max-width: 980px; }
.iwpg-history--s7 .pg-orbs::before { content: ""; position: absolute; left: 59px; top: 0; bottom: 0; width: 2px; background: rgba(255,255,255,.22); }
.iwpg-history--s7 .pg-orbrow { position: relative; display: grid; grid-template-columns: 120px 1fr; gap: 44px; align-items: center; padding: 22px 0; }
.iwpg-history--s7 .pg-orb { position: relative; width: 120px; height: 120px; border-radius: 50%; background: #fff; display: flex; align-items: center; justify-content: center; box-shadow: 0 0 0 8px rgba(255,255,255,.08); }
.iwpg-history--s7 .pg-orbrow:first-child .pg-orb { background: var(--ac); }
.iwpg-history--s7 .pg-orb .pg-y, .iwpg-history--s7 .pg-orb span { font-size: var(--iw-num-size, 30px); font-weight: var(--iw-num-weight, 800); color: var(--iw-num-color, #1d2635); letter-spacing: -.02em; }
.iwpg-history--s7 .pg-orbrow:first-child .pg-orb span { color: #fff; }
.iwpg-history--s7 .pg-rows { padding: 22px 28px; border-radius: 10px; background: rgba(255,255,255,.06); }
.iwpg-history--s7 .pg-rt { color: var(--iw-ititle-color, #fff); }
.iwpg-history--s7 .pg-md { color: var(--iw-meta-color, #9cc3ff); }

/* s8 연도별 사진 */
.iwpg-history--s8 .pg-year { display: grid; grid-template-columns: 180px 1fr 380px; gap: 40px; align-items: start; padding: 40px 0; border-top: 1px solid var(--pg-line); }
.iwpg-history--s8 .pg-year:first-child { border-top: 2px solid var(--pg-ink); }
.iwpg-history--s8 .pg-year.is-nophoto { grid-template-columns: 180px 1fr; }
.iwpg-history--s8 .pg-ph { aspect-ratio: 4 / 3; border-radius: 8px; }

/* s9 가로 타임라인 */
.iwpg-history--s9 .pg-hscroll { overflow-x: auto; padding-bottom: 8px; }
.iwpg-history--s9 .pg-hline { position: relative; display: grid; grid-auto-flow: column; grid-auto-columns: minmax(240px, 1fr); gap: 28px; padding-top: 34px; }
.iwpg-history--s9 .pg-hline::before { content: ""; position: absolute; left: 0; right: 0; top: 8px; height: 2px; background: var(--pg-line); }
.iwpg-history--s9 .pg-hcol { position: relative; }
.iwpg-history--s9 .pg-hdot { position: absolute; top: -32px; left: 0; width: 16px; height: 16px; border-radius: 50%; background: #fff; border: 3px solid var(--ac); }
.iwpg-history--s9 .pg-hcol:first-child .pg-hdot { background: var(--ac); }
.iwpg-history--s9 .pg-y { margin-bottom: 20px; }
.iwpg-history--s9 .pg-row { grid-template-columns: 1fr; gap: 2px; padding: 14px 0; border-top: 1px solid var(--pg-line); }

/* s10 큰 연도 지그재그 */
.iwpg-history--s10 .pg-zz { display: flex; flex-direction: column; gap: 56px; }
.iwpg-history--s10 .pg-zrow { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.iwpg-history--s10 .pg-y { font-size: var(--iw-num-size, clamp(72px, 9vw, 150px)); font-weight: var(--iw-num-weight, 900); letter-spacing: -.04em; color: var(--iw-num-color, var(--ac)); }
.iwpg-history--s10 .pg-zrow.is-r .pg-y { order: 2; text-align: left; }
.iwpg-history--s10 .pg-zrow:not(.is-r) .pg-y { text-align: right; }
.iwpg-history--s10 .pg-rows { padding: 28px 0; border-top: 2px solid var(--pg-ink); border-bottom: 1px solid var(--pg-line); }

@media (max-width: 1024px) {
  .iwpg-history--s8 .pg-year, .iwpg-history--s8 .pg-year.is-nophoto { grid-template-columns: 140px 1fr; }
  .iwpg-history--s8 .pg-ph { grid-column: 2; max-width: 420px; }
}
@media (max-width: 768px) {
  .iwpg-history--s6 .pg-seg { grid-template-columns: 1fr; }
  .iwpg-history--s6 .pg-y { padding-bottom: 14px; font-size: var(--iw-num-size, 30px); }
  .iwpg-history--s6 .pg-rows { padding: 0 0 28px 26px; }
  .iwpg-history--s6 .pg-row::before { left: -33px; }
  .iwpg-history--s7 .pg-orbs::before { left: 35px; }
  .iwpg-history--s7 .pg-orbrow { grid-template-columns: 72px 1fr; gap: 18px; align-items: start; }
  .iwpg-history--s7 .pg-orb { width: 72px; height: 72px; }
  .iwpg-history--s7 .pg-orb span { font-size: 19px; }
  .iwpg-history--s7 .pg-rows { padding: 16px 18px; }
  .iwpg-history--s8 .pg-year, .iwpg-history--s8 .pg-year.is-nophoto { grid-template-columns: 1fr; gap: 16px; padding: 28px 0; }
  .iwpg-history--s8 .pg-ph { grid-column: auto; }
  .iwpg-history--s9 .pg-hscroll { overflow: visible; }
  .iwpg-history--s9 .pg-hline { grid-auto-flow: row; grid-auto-columns: auto; gap: 0; padding: 0 0 0 30px; }
  .iwpg-history--s9 .pg-hline::before { left: 7px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; }
  .iwpg-history--s9 .pg-hcol { padding-bottom: 28px; }
  .iwpg-history--s9 .pg-hdot { left: -30px; top: 6px; }
  .iwpg-history--s9 .pg-y { margin-bottom: 8px; font-size: var(--iw-num-size, 30px); }
  .iwpg-history--s10 .pg-zz { gap: 36px; }
  .iwpg-history--s10 .pg-zrow { grid-template-columns: 1fr; gap: 12px; }
  .iwpg-history--s10 .pg-zrow:not(.is-r) .pg-y, .iwpg-history--s10 .pg-zrow.is-r .pg-y { order: 0; text-align: left; font-size: var(--iw-num-size, 64px); }
}

/* ============================================================
   7단계 추가 모양 s11~s15 (벤치 형태 참고 — 소스·문구 사용 안 함 · 붙는 고정 없음)
   ============================================================ */
/* s11 시대 장 왼쪽 머리 */
.iwpg-history--s11 .pg-era { display: grid; grid-template-columns: 35% 1fr; gap: 64px; padding: 56px 0; border-top: 1px solid var(--pg-line); }
.iwpg-history--s11 .pg-era:first-child { border-top: 2px solid var(--pg-ink); }
.iwpg-history--s11 .pg-dec { font-size: var(--iw-num-size, clamp(52px, 5vw, 84px)); font-weight: var(--iw-num-weight, 800); line-height: .95; letter-spacing: -.04em; color: var(--iw-num-color, var(--ac)); font-variant-numeric: tabular-nums; }
.iwpg-history--s11 .pg-dec small { font-size: .42em; margin-left: 4px; letter-spacing: 0; }
.iwpg-history--s11 .pg-span { margin-top: 14px; font-size: 15px; font-weight: 700; color: var(--pg-mute); font-variant-numeric: tabular-nums; }
.iwpg-history--s11 .pg-era-hd .pg-ph { margin-top: 30px; aspect-ratio: 4/3; border-radius: 4px; max-width: 420px; }
.iwpg-history--s11 .pg-rows { gap: 18px; padding-top: 6px; }
.iwpg-history--s11 .pg-row { grid-template-columns: 96px 1fr; }

/* s12 사진 띠 시대 구분 */
.iwpg-history--s12 .pg-era + .pg-era { margin-top: 64px; }
.iwpg-history--s12 .pg-band { position: relative; height: 200px; border-radius: 4px; overflow: hidden; display: flex; align-items: center; justify-content: center; background: #2b3338; }
.iwpg-history--s12 .pg-band .pg-bg { position: absolute; inset: 0; }
.iwpg-history--s12 .pg-band::after { content: ""; position: absolute; inset: 0; background: rgba(8,14,18,.42); }
.iwpg-history--s12 .pg-band.is-flat { background: linear-gradient(120deg, var(--ac), color-mix(in srgb, var(--ac) 55%, #0b1418)); }
.iwpg-history--s12 .pg-band.is-flat::after { display: none; }
.iwpg-history--s12 .pg-span { position: relative; z-index: 1; color: #fff; font-size: var(--iw-num-size, clamp(34px, 3.4vw, 54px)); font-weight: var(--iw-num-weight, 800); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.iwpg-history--s12 .pg-rows { max-width: 980px; margin: 40px auto 0; gap: 0; }
.iwpg-history--s12 .pg-row { grid-template-columns: 120px 1fr; padding: 16px 4px; border-bottom: 1px solid var(--pg-line); }

/* s13 흐린 큰 연도 한 줄기 */
.iwpg-history--s13 .pg-stem { position: relative; }
.iwpg-history--s13 .pg-stem::before { content: ""; position: absolute; top: 6px; bottom: 6px; left: 220px; width: 1px; background: var(--pg-line); }
.iwpg-history--s13 .pg-year { display: grid; grid-template-columns: 220px 1fr; padding: 14px 0; }
.iwpg-history--s13 .pg-y { text-align: right; padding-right: 40px; font-size: var(--iw-num-size, clamp(38px, 3.4vw, 54px)); color: var(--iw-num-color, #cfd6db); line-height: .95; }
.iwpg-history--s13 .pg-rows { padding-left: 40px; gap: 6px; padding-top: 4px; }
.iwpg-history--s13 .pg-row { grid-template-columns: 40px 1fr; gap: 10px; }
.iwpg-history--s13 .pg-rt { font-size: var(--iw-ititle-size, 17px); }

/* s14 사진 카드 격자 */
.iwpg-history--s14 .pg-rail { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px 24px; }
.iwpg-history--s14 .pg-card { display: flex; flex-direction: column; }
.iwpg-history--s14 .pg-cph { position: relative; }
.iwpg-history--s14 .pg-cph .pg-ph { aspect-ratio: 4/3; border-radius: 6px; background-color: var(--pg-soft); }
.iwpg-history--s14 .pg-badge { position: absolute; left: 14px; bottom: -16px; padding: 6px 14px; border-radius: 999px; background: var(--ac); color: #fff; font-size: var(--iw-num-size, 17px); font-weight: var(--iw-num-weight, 800); font-variant-numeric: tabular-nums; }
.iwpg-history--s14 .pg-ctx { padding: 30px 4px 0; display: flex; flex-direction: column; gap: 6px; }
.iwpg-history--s14 .pg-card .pg-md { font-size: var(--iw-meta-size, 13.5px); }

/* s15 가운데 기간 머리 */
.iwpg-history--s15 .pg-head { margin-left: auto; margin-right: auto; text-align: center; }
.iwpg-history--s15 .pg-era { padding: 56px 0 8px; }
.iwpg-history--s15 .pg-era + .pg-era { border-top: 1px solid var(--pg-line); }
.iwpg-history--s15 .pg-span { text-align: center; font-size: var(--iw-num-size, clamp(36px, 3.8vw, 60px)); font-weight: var(--iw-num-weight, 800); color: var(--iw-num-color, var(--ac)); letter-spacing: -.03em; font-variant-numeric: tabular-nums; margin-bottom: 36px; }
.iwpg-history--s15 .pg-rows { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 64px; max-width: 1100px; margin: 0 auto 48px; text-align: left; }
.iwpg-history--s15 .pg-row { grid-template-columns: 96px 1fr; }

@media (max-width: 1024px) {
  .iwpg-history--s11 .pg-era { grid-template-columns: 30% 1fr; gap: 36px; }
  .iwpg-history--s14 .pg-rail { grid-template-columns: repeat(3, 1fr); }
  .iwpg-history--s15 .pg-rows { gap: 14px 36px; }
}
@media (max-width: 768px) {
  .iwpg-history--s11 .pg-era { grid-template-columns: 1fr; gap: 22px; padding: 40px 0; }
  .iwpg-history--s11 .pg-era-hd .pg-ph { margin-top: 18px; }
  .iwpg-history--s11 .pg-row, .iwpg-history--s12 .pg-row, .iwpg-history--s15 .pg-row { grid-template-columns: 82px 1fr; gap: 10px; }
  .iwpg-history--s12 .pg-band { height: 130px; }
  .iwpg-history--s12 .pg-rows { margin-top: 20px; }
  .iwpg-history--s12 .pg-era + .pg-era { margin-top: 44px; }
  .iwpg-history--s13 .pg-stem::before { left: 76px; }
  .iwpg-history--s13 .pg-year { grid-template-columns: 76px 1fr; }
  .iwpg-history--s13 .pg-y { padding-right: 14px; font-size: var(--iw-num-size, 24px); }
  .iwpg-history--s13 .pg-rows { padding-left: 16px; }
  .iwpg-history--s14 .pg-rail { display: flex; overflow-x: auto; gap: 16px; padding-bottom: 12px; }
  .iwpg-history--s14 .pg-card { flex: 0 0 72%; }
  .iwpg-history--s15 .pg-rows { grid-template-columns: 1fr; margin-bottom: 32px; }
  .iwpg-history--s15 .pg-span { margin-bottom: 24px; }
}
.iwpg-history--s14 .pg-card.is-nophoto .pg-cph { border-top: 3px solid var(--ac); padding-top: 18px; }
.iwpg-history--s14 .pg-card.is-nophoto .pg-badge { position: static; display: inline-block; }
.iwpg-history--s14 .pg-card.is-nophoto .pg-ctx { padding-top: 14px; }