/* ─────────────────────────────────────────────────────────────
   SEGMENT — "흩어진 조각(THE SEGMENTS)" 랜딩
   화이트 베이스(기존 atelier 톤 rgba(32,26,22) 잉크 계열 유지),
   외부 의존성 0. 조각(shard)은 고정 스테이지에서 챕터별 재조립.
   ───────────────────────────────────────────────────────────── */

:root {
  --seg-paper: #faf9f7;
  --seg-ink: #201a16;
  --seg-ink-60: rgba(32, 26, 22, 0.6);
  --seg-ink-30: rgba(32, 26, 22, 0.3);
  --seg-ink-12: rgba(32, 26, 22, 0.12);
  --seg-ink-06: rgba(32, 26, 22, 0.06);
  --seg-lime: #d9ef92;            /* MATLOGIC 계열 악센트 — 절제 사용 */
  --seg-lime-deep: #b8d95c;
  --base-color: #8a8a8a;
  /* 조닝 존 팔레트(MATLOGIC 갤러리 무드의 저채도 버전) */
  --zone-a: rgba(151, 187, 220, 0.55);
  --zone-b: rgba(226, 165, 152, 0.55);
  --zone-c: rgba(168, 200, 160, 0.55);
  --zone-d: rgba(222, 197, 148, 0.55);
  --zone-e: rgba(186, 168, 205, 0.55);
  --zone-f: rgba(214, 214, 214, 0.6);
  --seg-font: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR",
              -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: auto; }

.seg-body {
  font-family: var(--seg-font);
  background: var(--seg-paper);
  color: var(--seg-ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── index 승격용 글로벌 헤더/푸터 브리지
   기존 partial은 POFO 유틸리티 클래스에 기대고 있어 이 랜딩에 필요한 최소치만 제공한다. */
[data-global-header-root] {
  position: relative;
  z-index: 1000;
  min-height: 78px;
}
[data-global-header-root] .mfp-hide {
  display: none !important;
}
header[data-global-header] a {
  color: inherit;
  text-decoration: none;
}
header[data-global-header] a:hover,
header[data-global-header] a:focus {
  color: inherit;
  text-decoration: none;
}
header[data-global-header] {
  position: relative;
  z-index: 1000;
  background: rgba(250, 249, 247, 0.94);
  box-shadow: 0 14px 34px rgba(32, 26, 22, 0.035);
}
header[data-global-header] .navbar {
  width: 100%;
  min-height: 78px;
  margin: 0;
  padding: 0 clamp(16px, 3.5vw, 50px);
}
header[data-global-header] .nav-header-container {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
header[data-global-header] .global-header-brand-wordmark {
  display: inline-block;
  color: var(--seg-ink);
  font-size: 29px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
header[data-global-header] .global-header-trigger-col {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
header[data-global-header] .mobile-toggle {
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
  cursor: pointer;
}
header[data-global-header] .mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--seg-ink);
}
header[data-global-header] .global-header-menu-visual {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  background:
    linear-gradient(rgba(24, 20, 17, 0.62), rgba(24, 20, 17, 0.62)),
    url("/assets/images/segment_logo.png") center / min(46vw, 420px) auto no-repeat,
    #181411;
  color: #fff;
}
header[data-global-header] .global-header-menu-visual-overlay {
  position: absolute;
  inset: 0;
}
header[data-global-header] .global-header-menu-partnership {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 20px;
  justify-items: center;
}
header[data-global-header] .global-header-menu-brand-large,
header[data-global-header] .global-header-menu-matlogic-wordmark {
  color: #fff;
  font-size: clamp(38px, 5vw, 72px);
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0.18em;
}
header[data-global-header] .global-header-menu-cross {
  color: rgba(255, 255, 255, 0.55);
  font-size: 32px;
  line-height: 1;
}
header[data-global-header] .global-header-menu-panel {
  position: relative;
  min-height: 100vh;
  padding: clamp(56px, 8vw, 112px);
}
header[data-global-header] .global-header-menu-layout {
  max-width: 520px;
}
header[data-global-header] .global-header-menu-list {
  list-style: none;
  display: grid;
  gap: 16px;
}
header[data-global-header] .global-header-menu-list > li > a {
  display: flex;
  align-items: baseline;
  gap: 16px;
  color: var(--seg-ink);
  font-size: clamp(36px, 5vw, 68px);
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0;
}
header[data-global-header] .global-header-menu-list .menu-text-ko {
  color: var(--seg-ink-60);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
}
header[data-global-header] .global-header-menu-social {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}
header[data-global-header] .global-header-menu-social a {
  color: var(--seg-ink-60);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
header[data-global-header] .global-header-menu-social i {
  display: inline-block;
}
header[data-global-header] .global-header-menu-social a::after {
  content: none;
}
body.show-menu {
  overflow: hidden;
}
body.position-fixed {
  position: fixed;
  width: 100%;
}
header[data-global-header] .menu-wrap {
  position: fixed;
  inset: 0;
  width: 100%;
  min-height: 100vh;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: -10001;
}
body.show-menu header[data-global-header] .menu-wrap {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  z-index: 10001;
}
header[data-global-header] .row {
  display: flex;
  flex-wrap: wrap;
}
header[data-global-header] .g-0 { gap: 0; }
header[data-global-header] .h-100 {
  height: 100%;
  min-height: 0;
}
header[data-global-header] .menu-wrap > .row.h-100 {
  min-height: 100vh;
}
header[data-global-header] .w-100 { width: 100%; }
header[data-global-header] .p-0,
header[data-global-header] .px-0 { padding: 0; }
header[data-global-header] .text-center { text-align: center; }
header[data-global-header] .d-flex { display: flex; }
header[data-global-header] .d-none { display: none; }
header[data-global-header] .flex-column { flex-direction: column; }
header[data-global-header] .justify-content-center { justify-content: center; }
header[data-global-header] .align-items-center { align-items: center; }
header[data-global-header] .overflow-auto { overflow: auto; }
header[data-global-header] .bg-white { background: #fff; }
header[data-global-header] .bg-extra-dark-gray { background: #181411; }
header[data-global-header] .z-index-minus1 { z-index: -1; }
header[data-global-header] .opacity-medium { opacity: 0.55; }
header[data-global-header] .cover-background {
  background-size: cover;
  background-position: center;
}
header[data-global-header] .col-md-6 {
  flex: 0 0 50%;
  width: 50%;
}
header[data-global-header] .close-button-menu {
  position: absolute;
  top: 26px;
  right: 26px;
  width: 42px;
  height: 42px;
  border: 0;
  background: transparent;
}
header[data-global-header] .close-button-menu::before,
header[data-global-header] .close-button-menu::after {
  content: "";
  position: absolute;
  left: 10px;
  top: 20px;
  width: 22px;
  height: 2px;
  background: var(--seg-ink);
}
header[data-global-header] .close-button-menu::before { transform: rotate(45deg); }
header[data-global-header] .close-button-menu::after { transform: rotate(-45deg); }
@media (min-width: 768px) {
  header[data-global-header] .d-md-flex { display: flex; }
}
@media (max-width: 767px) {
  header[data-global-header] .col-md-6 {
    flex: 0 0 100%;
    width: 100%;
  }
  header[data-global-header] .d-md-flex { display: none; }
  header[data-global-header] .navbar,
  header[data-global-header] .nav-header-container,
  [data-global-header-root] {
    min-height: 76px;
  }
  header[data-global-header] .global-header-brand-wordmark {
    font-size: 27px;
  }
  header[data-global-header] .global-header-menu-panel {
    padding: 76px 28px 42px;
  }
  header[data-global-header] .global-header-menu-list > li > a {
    font-size: 36px;
  }
}

/* ── 헤더 ── */
.seg-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px clamp(20px, 4vw, 56px);
  mix-blend-mode: multiply;
}
.seg-logo {
  font-size: 15px; font-weight: 700; letter-spacing: 0.34em;
  color: var(--seg-ink); text-decoration: none;
}
.seg-logo-dot { color: var(--seg-lime-deep); }
.seg-nav { display: flex; gap: clamp(14px, 2.4vw, 34px); align-items: center; }
.seg-nav a {
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--seg-ink-60); text-decoration: none;
  transition: color 0.25s ease;
}
.seg-nav a:hover { color: var(--seg-ink); }
.seg-nav-cta {
  border: 1px solid var(--seg-ink-30); border-radius: 999px;
  padding: 7px 16px; color: var(--seg-ink) !important;
}
.seg-nav-cta:hover { background: var(--seg-ink); color: var(--seg-paper) !important; }

/* ── 고정 스테이지 (조각 무대) ── */
.seg-stage {
  position: fixed; inset: 0; z-index: 1;
  pointer-events: none;
  overflow: hidden;
}
.seg-shards { position: absolute; inset: 0; }

/* 조각 공통 — JS가 transform/opacity/clip-path/배경을 구동 */
.seg-shard {
  position: absolute;
  left: 0; top: 0;
  width: var(--w, 120px); height: var(--h, 120px);
  will-change: transform, opacity;
  transition: background-color 0.6s ease, border-color 0.6s ease,
              border-radius 0.6s ease, box-shadow 0.6s ease;
  background: var(--fill, var(--seg-ink-06));
  border: 1px solid var(--edge, var(--seg-ink-12));
}
.seg-shard.is-wire { background: transparent; }
.seg-shard.is-ink { background: var(--seg-ink); border-color: var(--seg-ink); }
.seg-shard.is-lime { background: var(--seg-lime); border-color: var(--seg-lime-deep); }

/* 히어로 유휴 부유(스크럽 시작 전 미세 호흡) */
@keyframes seg-drift {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 calc(var(--drift, 6px) * -1); }
}
.seg-stage.is-idle .seg-shard {
  animation: seg-drift calc(4s + var(--i, 0) * 0.35s) ease-in-out infinite;
}

/* ── 평면도 오버레이 (CH2에서만 등장) ── */
.seg-plan-overlay {
  position: absolute; inset: 0; opacity: 0;
  transition: opacity 0.5s ease;
}
.seg-plan-overlay.is-on { opacity: 1; }
.seg-plan-label {
  position: absolute; left: var(--lx); top: var(--ly);
  transform: translate(-50%, -50%);
  font-size: 11px; letter-spacing: 0.22em; font-weight: 600;
  color: var(--seg-ink-60);
  background: rgba(250, 249, 247, 0.82);
  padding: 3px 9px; border-radius: 999px;
  border: 1px solid var(--seg-ink-12);
}
.seg-plan-entry {
  position: absolute;
  width: 44px; height: 3px; transform: translateX(-50%);
  background: var(--seg-lime-deep); border-radius: 2px;
}
.seg-plan-entry::after {
  content: "▲"; position: absolute; left: 50%; top: -16px;
  transform: translateX(-50%); font-size: 9px; color: var(--seg-lime-deep);
}

/* ── 챕터/카피 레이어 ── */
.seg-flow { position: relative; z-index: 10; }
.seg-ch {
  min-height: 160vh;              /* 스크럽 여유(챕터당 진행 구간) */
  display: flex; align-items: center;
  padding: 0 clamp(20px, 6vw, 96px);
  pointer-events: none;
}
.seg-ch-hero { min-height: 175vh; align-items: flex-start; padding-top: 27vh; }
.seg-ch-end { min-height: 110vh; }

.seg-copy {
  max-width: 480px;
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  pointer-events: auto;
}
.seg-copy.is-in { opacity: 1; transform: translateY(0); }
.seg-copy-right { margin-left: auto; }
.seg-copy-center { margin: 0 auto; text-align: center; max-width: 560px; }
.seg-copy-hero { max-width: 640px; }

.seg-kicker {
  font-size: 11px; letter-spacing: 0.32em; font-weight: 700;
  color: var(--seg-ink-30); margin-bottom: 18px; text-transform: uppercase;
}
.seg-kicker-live::after {
  content: ""; display: inline-block; width: 7px; height: 7px;
  border-radius: 50%; background: var(--seg-lime-deep);
  margin-left: 8px; vertical-align: 1px;
}
.seg-h1 {
  font-size: 76px; line-height: 1.08;
  font-weight: 700; letter-spacing: 0; margin-bottom: 22px;
}
.seg-h2 {
  font-size: 44px; line-height: 1.16;
  font-weight: 700; letter-spacing: 0; margin-bottom: 18px;
}
.seg-sub {
  font-size: 14px; letter-spacing: 0.12em; color: var(--seg-ink-60);
  text-transform: uppercase;
}
.seg-body-text {
  font-size: 16px; line-height: 1.85;
  color: var(--seg-ink-60); word-break: keep-all;
}
.seg-body-center { margin: 0 auto; }

.seg-scrollhint {
  margin-top: 54px; font-size: 10px; letter-spacing: 0.4em;
  color: var(--seg-ink-30); display: flex; align-items: center; gap: 12px;
}
.seg-scrollhint span {
  display: block; width: 1px; height: 44px; background: var(--seg-ink-30);
  transform-origin: top; animation: seg-hint 1.8s ease-in-out infinite;
}
@keyframes seg-hint { 0% { transform: scaleY(0); } 55% { transform: scaleY(1); } 100% { transform: scaleY(0); opacity: 0; } }

/* ── CTA ── */
.seg-cta {
  display: inline-flex; align-items: center; gap: 10px;
  margin-top: 28px; padding: 12px 22px;
  border: 1px solid var(--seg-ink); border-radius: 999px;
  color: var(--seg-ink); text-decoration: none;
  font-size: 13px; letter-spacing: 0.14em; font-weight: 600;
  transition: background 0.25s ease, color 0.25s ease, gap 0.25s ease;
}
.seg-cta:hover { background: var(--seg-ink); color: var(--seg-paper); gap: 16px; }
.seg-cta-big { padding: 15px 30px; font-size: 14px; }
.seg-cta-arrow { transition: inherit; }

/* ── 푸터 ── */
.seg-footer {
  margin-top: 72px; display: flex; gap: 26px; justify-content: center;
  font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--seg-ink-30);
}
.seg-footer a { color: var(--seg-ink-60); text-decoration: none; }
.seg-footer a:hover { color: var(--seg-ink); }

/* ── 반응형 ── */
@media (max-width: 720px) {
  .seg-nav a:not(.seg-nav-cta) { display: none; }
  .seg-ch { min-height: 140vh; }
  .seg-copy-right { margin-left: 0; }
  .seg-body-text { font-size: 15px; }
  .seg-h1 { font-size: 42px; }
  .seg-h2 { font-size: 30px; }
  .seg-stage { opacity: 0.3; }   /* 좁은 화면: 조각은 배경으로 물러남 */
  .seg-plan-overlay { display: none; }
}

@media (min-width: 721px) and (max-width: 1080px) {
  .seg-h1 { font-size: 62px; }
  .seg-h2 { font-size: 38px; }
}

/* ── 모션 최소화 존중: 스크럽 비활성 시 정적 상태 ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .seg-shard {
    animation: none !important;
    transition: none !important;
    opacity: 0.08 !important;
  }
  .seg-plan-overlay { transition: none; }
  .seg-scrollhint span { animation: none; }
  .seg-copy { opacity: 1; transform: none; transition: none; }
}