/* ═══════════════════════════════════════════════════════════════════════
   offset-studio — OFFSET® 오프셋 / 제품·공간 디자인 스튜디오
   위쪽 절반은 공통 뼈대 키트(동작 CSS), 아래쪽이 이 벌의 생김새다.
   원자료: 명령 프롬프트 05절(Signal Orange #FF4B22 / Shift Blue #1638FF /
   Ink #11100E / Paper #F3EAD8 · 직각 · 2px 검정선 · 압축된 초대형 산세리프 ·
   그림자와 반투명 유리 없음)
   ═══════════════════════════════════════════════════════════════════════ */

/* ── [키트] 기본 ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  word-break: keep-all;
  overflow-wrap: break-word;
}

img, video { max-width: 100%; height: auto; }
img { -webkit-user-drag: none; user-select: none; }
.frame { display: block; }

:where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  padding: .75rem 1rem; background: Canvas; color: CanvasText;
}
.skip-link:focus { left: 0; }

@media (max-width: 767px) {
  .site-header a, .site-header button,
  .drawer a, .drawer button,
  .dots button, .pager button, .tab {
    min-width: 44px; min-height: 44px;
  }
}

.scroll-x { overflow-x: auto; position: relative; -webkit-overflow-scrolling: touch; }
.clip { overflow: clip; }

.acc-item .acc-panel { display: block; }
.js .acc-item .acc-panel { display: none; }
.js .acc-item.open .acc-panel { display: block; }

.js [role="tabpanel"][hidden] { display: none; }
[role="tabpanel"][hidden] { display: block; }

.reveal { opacity: 1; transform: none; }
.js .reveal {
  opacity: 0; transform: translateY(14px);
  transition: opacity .6s ease, transform .6s ease;
}
.js .reveal.in { opacity: 1; transform: none; }

html:not(.js) .js-only { display: none !important; }
:where([hidden]):not([role="tabpanel"]) { display: none !important; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .js .reveal { opacity: 1 !important; transform: none !important; }
}

.menu-btn { display: none; }
@media (max-width: 767px) { .menu-btn { display: inline-flex; } }

.drawer {
  position: fixed; inset: 0 0 0 auto; width: min(88vw, 360px);
  transform: translateX(100%); transition: transform .28s ease;
  z-index: 60; overflow-y: auto;
  visibility: hidden;
}
.drawer.open { transform: none; visibility: visible; }

.scrim {
  position: fixed; inset: 0; z-index: 50;
  background: rgb(17 16 14 / .55);
  opacity: 0; pointer-events: none; transition: opacity .28s ease;
}
.scrim.open { opacity: 1; pointer-events: auto; }

@media (min-width: 768px) { .drawer, .scrim { display: none; } }

.toast {
  position: fixed; left: 50%; bottom: 24px; translate: -50% 0;
  z-index: 80; pointer-events: none;
  opacity: 0; transition: opacity .25s ease, translate .25s ease;
}
.toast.show { opacity: 1; translate: -50% -6px; }

.agree input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.agree input:focus-visible + label .box { outline: 2px solid currentColor; outline-offset: 2px; }

.spinner {
  display: inline-block; width: 1em; height: 1em; vertical-align: -.125em;
  border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%;
  animation: kit-spin .7s linear infinite;
}
@keyframes kit-spin { to { rotate: 360deg; } }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip-path: inset(50%); white-space: nowrap;
}

.section { padding-block: calc(var(--section, 96px) / 2); }
.section-lead { padding-top: var(--section, 96px); }
.section-last { padding-bottom: var(--section, 96px); }

/* ═══════════════════════════════════════════════════════════════════════
   여기부터 이 벌의 생김새
   ═══════════════════════════════════════════════════════════════════════ */

:root {
  --signal: #FF4B22;
  --shift: #1638FF;
  --ink: #11100E;
  --paper: #F3EAD8;

  --bg: var(--paper);
  --fg: var(--ink);

  --display: "Archivo", "Pretendard Variable", Pretendard, system-ui, sans-serif;
  --mono: "Space Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --body: "Pretendard Variable", Pretendard, system-ui, -apple-system, sans-serif;

  --maxw: 1400px;
  --gut: clamp(16px, 3.2vw, 44px);
  --section: clamp(56px, 6.4vw, 108px);
  --hdr: 66px;
  --rule: 2px solid var(--fg);
}

/* 어두운 면(의뢰하기)은 같은 규칙을 색만 뒤집어 쓴다.
   --rule 은 :root 에서 var(--fg) 가 이미 치환돼 상속되므로(=잉크색 고정),
   면을 뒤집을 때 반드시 함께 다시 선언해야 한다. 안 하면 검정 바탕에
   검정 선이 되어 폼의 밑줄이 통째로 사라진다 — 실제로 그렇게 났다. */
.page-contact { --bg: var(--ink); --fg: var(--paper); --rule: 2px solid var(--paper); }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--body);
  font-weight: 600;
  font-size: clamp(15px, .48vw + 13.4px, 17px);
  line-height: 1.62;
  letter-spacing: -.005em;
}

a { color: inherit; }

.wrap { max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gut); }

/* ── 활자 ────────────────────────────────────────────────────────── */
.big, .poster-h1, .brand, .plate-big, .idx-en, .footer-brand {
  font-family: var(--display);
  font-weight: 900;
  font-stretch: 82%;
  letter-spacing: -.035em;
  text-transform: uppercase;
  line-height: .88;
  margin: 0;
}
.pl { display: block; }
.w { display: inline-block; }

.poster-h1 { font-size: clamp(2.6rem, 10.4vw, 9.2rem); }
.big-3 { font-size: clamp(2.2rem, 8vw, 6.8rem); }
.big-2 { font-size: clamp(2.2rem, 8.2vw, 7.2rem); }
.big-1 { font-size: clamp(1.9rem, 4.6vw, 3.8rem); }

.eyebrow, .page-tag, .ctl-label, .interrupt-cap, .frame-cap, .poster-meta,
.idx-n, .idx-f, .idx-r, .idx-y, .note-n, .note-d, .note-go, .row dt,
.pager-btn, .pager-pos, .step-n, .stance-n, .plate-y, .tile-r, .badge, .ctl-status {
  font-family: var(--mono);
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.eyebrow, .page-tag { font-size: clamp(10px, .8vw, 12px); margin: 0 0 clamp(12px, 1.6vw, 22px); }
.page-tag { text-align: right; }
.eyebrow { color: var(--fg); opacity: .72; }

.sub {
  font-family: var(--mono); font-weight: 700; font-size: 11px; letter-spacing: .12em;
  text-transform: uppercase; margin: 0 0 12px; padding-bottom: 8px; border-bottom: var(--rule);
}

.lead { font-size: clamp(17px, 1.5vw, 22px); font-weight: 600; line-height: 1.5; margin: 0 0 clamp(20px, 2.4vw, 32px); }

/* ── 헤더 ────────────────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: var(--bg); color: var(--fg);
  border-bottom: var(--rule);
}
.header-inner {
  max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gut);
  min-height: var(--hdr);
  display: flex; align-items: center; gap: clamp(10px, 2vw, 36px);
}
.brand { font-size: clamp(19px, 1.7vw, 24px); text-decoration: none; letter-spacing: -.045em; }
.reg { font-size: .58em; vertical-align: .5em; letter-spacing: 0; }

.nav { display: flex; gap: clamp(12px, 2.4vw, 38px); margin-inline: auto; }
.nav a {
  display: flex; flex-direction: column; gap: 1px;
  text-decoration: none; padding: 8px 2px; position: relative;
}
.nav-en { font-family: var(--mono); font-weight: 700; font-size: clamp(11px, .85vw, 13px); letter-spacing: .07em; }
.nav-ko { font-family: var(--body); font-weight: 600; font-size: 10px; letter-spacing: 0; opacity: .6; }
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--fg); transform: scaleX(0); transform-origin: left;
  transition: transform .2s ease;
}
.nav a:hover::after, .nav a[aria-current]::after { transform: none; }
.nav a[aria-current] { color: var(--signal); }
.page-contact .nav a[aria-current] { color: var(--signal); }
.nav a[aria-current]::after { background: var(--signal); }

.header-cta {
  width: 44px; height: 44px; flex: none;
  display: grid; place-items: center;
  background: var(--fg); color: var(--bg);
  border: 2px solid var(--fg); border-radius: 50%;
  text-decoration: none; font-size: 17px; line-height: 1;
}
.header-cta:hover { background: var(--signal); color: var(--ink); border-color: var(--ink); }

.menu-btn {
  margin-left: auto;
  align-items: center; justify-content: center;
  background: transparent; color: inherit; border: var(--rule);
  font-family: var(--mono); font-weight: 700; font-size: 11px; letter-spacing: .12em;
  padding: 0 12px; min-height: 44px; border-radius: 0; cursor: pointer;
}

/* ── 서랍 ────────────────────────────────────────────────────────── */
.drawer {
  background: var(--bg); color: var(--fg);
  border-left: var(--rule);
  padding: 16px var(--gut) 32px;
}
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 14px; border-bottom: var(--rule); }
.drawer-head .brand { font-size: 20px; }
.drawer-close {
  background: transparent; color: inherit; border: var(--rule); border-radius: 0;
  font-family: var(--mono); font-weight: 700; font-size: 11px; letter-spacing: .1em;
  padding: 0 12px; cursor: pointer;
}
.drawer-nav { display: flex; flex-direction: column; }
.drawer-nav a {
  display: flex; align-items: baseline; gap: 10px;
  padding: 14px 0; border-bottom: var(--rule); text-decoration: none;
}
.drawer-nav .nav-en { font-family: var(--display); font-weight: 900; font-stretch: 82%; font-size: 26px; letter-spacing: -.03em; text-transform: uppercase; }
.drawer-nav .nav-ko { font-size: 12px; opacity: .7; }
.drawer-cta {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 22px;
  background: var(--shift); color: #fff; border: 2px solid var(--ink);
  padding: 0 18px; min-height: 52px; font-weight: 700; font-size: 14px; text-decoration: none;
}
.drawer-tel { margin: 18px 0 0; font-family: var(--mono); font-weight: 700; font-size: 13px; }
.drawer-tel a { text-decoration: none; }

/* ── 단추 ────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 52px; padding: 0 20px;
  border: 2px solid var(--ink); border-radius: 0;
  background: var(--paper); color: var(--ink);
  font-family: var(--body); font-weight: 700; font-size: 14px; letter-spacing: -.01em;
  text-decoration: none; cursor: pointer;
  transition: background .16s linear, color .16s linear;
}
.btn-signal { background: var(--signal); }
.btn-shift { background: var(--shift); color: #fff; }
.btn-line { background: transparent; border-color: var(--fg); color: var(--fg); }
.btn:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.page-contact .btn:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.invite .btn:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }

.more { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 18px; margin: clamp(24px, 3vw, 40px) 0 0; }
.more-note { font-size: 13px; opacity: .72; }

/* ── 포스터 히어로 ──────────────────────────────────────────────── */
.poster {
  background: var(--signal); color: var(--ink);
  border-bottom: 2px solid var(--ink);
}
.poster-in {
  position: relative;
  /* 포스터는 화면을 채우되, 세로로 긴 화면(태블릿 세로 등)에서 빈 주황만 길어지지
     않게 폭에 매인 상한을 함께 둔다 — 활자가 화면을 차지해야 포스터다. */
  min-height: min(calc(100svh - var(--hdr)), 64vw);
  padding-block: clamp(22px, 3vw, 40px) clamp(34px, 5vw, 76px);
  display: flex; flex-direction: column;
}
.poster-meta {
  display: flex; justify-content: space-between; gap: 16px;
  font-size: clamp(10px, .82vw, 12px); margin: 0 0 auto;
}
.poster-h1 { margin: clamp(22px, 4vw, 60px) 0 0; }
.pl-ind { margin-left: 14%; }
.poster-lead {
  margin: clamp(20px, 3vw, 40px) 0 0;
  max-width: 34em; font-size: clamp(15px, 1.15vw, 19px); font-weight: 600;
}
.badge {
  /* 절대 위치는 «패딩 상자» 기준이라 right:0 이면 화면 끝에 붙는다.
     거기에 rotate 가 얹히면 회전한 사각형의 외곽이 6~8px 더 나가 768px 에서
     가로 넘침이 났다. 여백만큼 안으로 들여 둔다. */
  position: absolute; right: var(--gut); bottom: clamp(30px, 4.6vw, 74px);
  width: clamp(120px, 12vw, 160px); aspect-ratio: 1;
  border: 2px solid var(--ink); border-radius: 50%;
  display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 2px;
  margin: 0; padding: 10px; text-align: center;
  font-size: clamp(8px, .66vw, 10px); letter-spacing: .08em; line-height: 1.3;
  rotate: -8deg;
}

/* ── 마퀴(시그니처: 활자 줄의 수평 이동) ───────────────────────── */
.marquee { background: var(--shift); color: #fff; border-bottom: 2px solid var(--ink); }
.marquee-track { display: flex; width: max-content; animation: mq 42s linear infinite; }
.marquee-set { display: flex; }
.marquee-set > span {
  font-family: var(--mono); font-weight: 700;
  font-size: clamp(11px, .95vw, 14px); letter-spacing: .16em;
  padding: 11px 12px; white-space: nowrap;
}
.marquee-set .sl { opacity: .55; padding-inline: 0; }
@keyframes mq { to { transform: translateX(-50%); } }

/* ── 사진 액자 ───────────────────────────────────────────────────── */
.frame { border: 2px solid var(--ink); background: var(--paper); }
.frame img { display: block; width: 100%; height: auto; }
.frame-cap {
  display: block; margin-top: 10px;
  font-size: clamp(9px, .72vw, 11px); opacity: .74;
}

/* ── 홈: 선택 작업 + 이미지 끼어들기 ───────────────────────────── */
.selected-top { position: relative; display: grid; grid-template-columns: 1fr; }
.selected-top > * { grid-area: 1 / 1; }
.selected .big-3 { font-size: clamp(2.1rem, 7.4vw, 6.2rem); }
.interrupt { align-self: center; justify-self: end; width: min(72%, 900px); }
.interrupt-cap {
  display: flex; justify-content: space-between; gap: 14px;
  margin: 10px 0 0; font-size: clamp(9px, .72vw, 11px);
}
.idx-home { margin-top: clamp(30px, 4vw, 56px); }

/* ── 인덱스(작업 목록) ─────────────────────────────────────────── */
.idx { list-style: none; margin: 0; padding: 0; border-top: var(--rule); }
.idx-row { border-bottom: var(--rule); }
.idx-link {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) 168px 128px 56px;
  gap: 6px 18px; align-items: baseline;
  padding: clamp(14px, 1.5vw, 20px) 10px clamp(14px, 1.5vw, 20px) 0;
  text-decoration: none; color: inherit;
  transition: background .14s linear;
}
.idx-meta { display: contents; }
.idx-link:hover, .idx-link:focus-visible { background: var(--signal); color: var(--ink); outline-offset: -2px; }
.idx-n { font-size: 12px; }
.idx-en { display: block; font-size: clamp(18px, 2.05vw, 30px); line-height: 1.02; }
.idx-ko { display: block; margin-top: 5px; font-size: clamp(12px, .95vw, 14px); font-weight: 600; opacity: .74; }
.idx-f, .idx-r, .idx-y { font-size: 11px; }
.idx-r { font-family: var(--body); font-weight: 600; letter-spacing: 0; text-transform: none; font-size: 12px; }
.idx-y { text-align: right; }
.idx-link:hover .idx-ko { opacity: 1; }

/* ── 선언문 ──────────────────────────────────────────────────────── */
.statement-in {
  display: grid; grid-template-columns: minmax(0, .4fr) minmax(0, .6fr);
  gap: clamp(24px, 3.6vw, 64px); align-items: start;
}
.statement-plate { background: var(--signal); border: 2px solid var(--ink); padding: clamp(18px, 2.2vw, 32px); }
.plate-big { color: var(--ink); }
.plate-big span { display: block; font-size: clamp(2.4rem, 5vw, 4.6rem); }
.stance { list-style: none; margin: 0; padding: 0; }
.stance li {
  display: grid; grid-template-columns: 46px minmax(0, 1fr);
  gap: 2px 14px; padding: clamp(14px, 1.6vw, 20px) 0; border-top: var(--rule);
}
.stance-n { grid-row: span 2; font-size: 12px; }
.stance-t { font-weight: 700; font-size: clamp(16px, 1.35vw, 20px); }
.stance-d { grid-column: 2; opacity: .82; font-weight: 500; }

/* ── 표 형식의 줄 ───────────────────────────────────────────────── */
.rows { margin: 0; border-top: var(--rule); }
.row {
  display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 6px 18px;
  margin: 0; padding: 13px 0; border-bottom: var(--rule);
}
.row dt { font-size: 11px; }
.row dd { margin: 0; }
.rows-invert { border-top-color: currentColor; }
.rows-invert .row { border-bottom-color: currentColor; }

/* ── 홈: 대표 사례 ──────────────────────────────────────────────── */
.teaser-in { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: clamp(24px, 3.4vw, 60px); align-items: start; }
.case-teaser .big-2 { font-size: clamp(1.9rem, 4.6vw, 4.2rem); }
.teaser-ko { margin: 14px 0 clamp(18px, 2.2vw, 28px); font-size: clamp(15px, 1.2vw, 18px); opacity: .8; }
.teaser-sum { margin: clamp(16px, 2vw, 24px) 0 clamp(20px, 2.4vw, 30px); max-width: 46ch; font-weight: 500; }
.teaser-fig { max-width: 560px; margin-left: auto; }

/* ── 홈: 노트 미리보기 ─────────────────────────────────────────── */
.head-row { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 14px 32px; margin-bottom: clamp(20px, 2.6vw, 34px); }
.head-note { margin: 0; max-width: 40ch; font-size: 14px; opacity: .78; }
.note-list { list-style: none; margin: 0; padding: 0; border-top: var(--rule); }
.note-row { border-bottom: var(--rule); }
.note-link {
  display: grid; grid-template-columns: 54px minmax(0, 1fr) 130px 96px;
  gap: 4px 16px; align-items: center; padding: clamp(14px, 1.5vw, 20px) 0;
  text-decoration: none;
}
.note-link:hover { background: var(--signal); color: var(--ink); }
.note-n { font-size: 12px; }
.note-t { font-weight: 700; font-size: clamp(15px, 1.4vw, 21px); }
.note-d { font-size: 11px; opacity: .7; }
.note-go { font-size: 11px; text-align: right; }

/* ── 홈: 의뢰 안내 띠 ──────────────────────────────────────────── */
.invite { background: var(--ink); color: var(--paper); }
.invite-in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .82fr); gap: clamp(28px, 3.6vw, 64px); align-items: end; }
.invite-h { color: var(--signal); }
.invite-note { margin: clamp(16px, 2vw, 24px) 0; max-width: 42ch; font-weight: 500; opacity: .86; }
.invite .row dd a { text-decoration: underline; text-underline-offset: 3px; }

/* ── 작업 인덱스 면 ─────────────────────────────────────────────── */
.interrupt-work { width: min(78%, 900px); margin-left: auto; margin-top: clamp(-30px, -2vw, -10px); }
.work-top .big-2 { position: relative; z-index: 1; }
.work-filter { padding-top: clamp(20px, 2.4vw, 32px); }
.ctl { border-top: var(--rule); }
.ctl-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px;
  padding: 14px 0; border-bottom: var(--rule);
}
.ctl-label { margin: 0; width: 68px; font-size: 11px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 44px; padding: 0 14px;
  border: 2px solid var(--fg); border-radius: 0;
  background: transparent; color: inherit; cursor: pointer;
  font-family: var(--mono); font-weight: 700; font-size: 12px; letter-spacing: .06em;
}
.chip-ko { font-family: var(--body); font-weight: 600; font-size: 11px; letter-spacing: 0; opacity: .68; }
.chip-mark { font-size: 13px; width: 1em; text-align: center; }
.chip:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--shift); color: #fff; border-color: var(--ink); }
.chip[aria-pressed="true"] .chip-ko { opacity: .82; }
.ctl-clear {
  margin-left: auto; min-height: 44px; padding: 0 14px;
  background: transparent; border: 2px dashed var(--fg); color: inherit; cursor: pointer;
  font-family: var(--body); font-weight: 700; font-size: 13px; border-radius: 0;
}
.ctl-status { margin: 14px 0 0; font-size: 11px; letter-spacing: .08em; opacity: .8; text-transform: none; }
.work-list { padding-top: clamp(16px, 2vw, 26px); }

.empty { border: 2px solid var(--fg); padding: clamp(20px, 2.6vw, 34px); margin-top: 24px; }
.empty-h { margin: 0 0 8px; font-family: var(--display); font-weight: 900; font-stretch: 82%; font-size: clamp(20px, 2.4vw, 30px); text-transform: uppercase; letter-spacing: -.03em; }
.empty-d { margin: 0 0 18px; max-width: 46ch; font-weight: 500; }

/* 사진 타일 — hover·focus 에서 제목과 역할만 드러난다 */
.plates { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1.45fr 1fr .8fr; gap: clamp(14px, 1.6vw, 24px); }
.tile { position: relative; display: block; border: 2px solid var(--ink); overflow: clip; text-decoration: none; color: inherit; }
.tile .frame { border: 0; height: 240px; }
.tile .frame img { width: 100%; height: 100%; object-fit: cover; }
.tile-cap {
  position: absolute; inset: auto 0 0 0;
  background: var(--ink); color: var(--paper);
  padding: 12px 14px; display: flex; flex-direction: column; gap: 3px;
  transform: translateY(101%); transition: transform .26s ease;
}
.tile:hover .tile-cap, .tile:focus-within .tile-cap, .tile:focus-visible .tile-cap { transform: none; }
.tile-t { font-family: var(--display); font-weight: 900; font-stretch: 82%; font-size: 15px; text-transform: uppercase; letter-spacing: -.02em; line-height: 1.1; }
.tile-r { font-size: 10px; opacity: .82; }
@media (hover: none) { .tile-cap { transform: none; } }

/* ── 프로젝트 사례 면 ──────────────────────────────────────────── */
.case-title:focus { outline: 2px solid var(--signal); outline-offset: 6px; }
.pager {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-top: clamp(22px, 3vw, 40px); border-top: var(--rule); border-bottom: var(--rule);
}
.pager-btn { display: inline-flex; align-items: center; gap: 8px; min-height: 52px; padding: 0 4px; font-size: 11px; text-decoration: none; }
.pager-btn:hover { color: var(--signal); }
.pager-pos { margin: 0; font-size: 11px; }

.case-wrap { padding-top: clamp(18px, 2vw, 28px); }
.case { padding-top: clamp(20px, 2.6vw, 36px); }
.case + .case { border-top: var(--rule); margin-top: clamp(30px, 3.6vw, 52px); }
.js .case + .case { border-top: 0; margin-top: 0; }
.case-h { font-family: var(--display); font-weight: 900; font-stretch: 82%; text-transform: uppercase; letter-spacing: -.035em; line-height: .9; font-size: clamp(1.8rem, 4.4vw, 3.6rem); margin: 0 0 10px; }
.js .case-h { display: none; }
.case-ko-h { margin: 0 0 clamp(18px, 2.2vw, 28px); font-size: clamp(15px, 1.25vw, 19px); opacity: .8; }
.case-plate { margin-bottom: clamp(20px, 2.4vw, 32px); }
.case-plate .frame { max-width: 900px; }
.plate {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 16px;
  border: 2px solid var(--ink); background: var(--paper); color: var(--ink);
  padding: clamp(20px, 2.6vw, 36px); min-height: clamp(180px, 20vw, 280px); max-width: 900px;
}
.plate-0 { background: var(--signal); }
.plate-1 { background: var(--shift); color: #fff; border-color: var(--ink); }
.plate-2 { background: var(--ink); color: var(--paper); }
.plate-f { font-family: var(--display); font-weight: 900; font-stretch: 82%; font-size: clamp(1.8rem, 4.2vw, 3.4rem); text-transform: uppercase; letter-spacing: -.03em; line-height: .9; }
.plate-y { font-size: 12px; }

.case-body { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 2.6vw, 44px); margin-top: clamp(24px, 3vw, 40px); }
.ticks { list-style: none; margin: 0; padding: 0; }
.ticks li { position: relative; padding: 8px 0 8px 20px; border-bottom: 1px solid rgb(17 16 14 / .2); font-weight: 500; }
.ticks li::before { content: "—"; position: absolute; left: 0; opacity: .6; }
.case-sum { margin: 16px 0 0; font-weight: 500; }
.steps { list-style: none; margin: 0; padding: 0; }
.steps li { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 2px 12px; padding: 12px 0; border-bottom: 1px solid rgb(17 16 14 / .2); }
.step-n { grid-row: span 2; font-size: 11px; opacity: .7; }
.step-t { font-weight: 700; }
.step-d { grid-column: 2; font-weight: 500; opacity: .84; }
.case-credit { margin: 16px 0 0; font-size: 12px; opacity: .66; font-weight: 500; }
.case-back { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(30px, 3.6vw, 52px); }

/* ── 노트 면 ─────────────────────────────────────────────────────── */
.notes-lead { margin: clamp(18px, 2.2vw, 28px) 0 0; max-width: 48ch; }
.acc { border-top: var(--rule); }
.acc-item { border-bottom: var(--rule); }
.acc-h { margin: 0; font-size: inherit; font-weight: inherit; }
.acc-trigger {
  width: 100%; display: grid;
  grid-template-columns: 54px minmax(0, 1fr) 150px 96px;
  gap: 4px 16px; align-items: center; text-align: left;
  background: transparent; border: 0; border-radius: 0; color: inherit;
  font: inherit; padding: clamp(16px, 1.7vw, 22px) 0; min-height: 44px; cursor: pointer;
}
.acc-trigger:hover { background: var(--signal); color: var(--ink); }
.g-close { display: none; }
.acc-item.open .g-open { display: none; }
.acc-item.open .g-close { display: inline; }
.acc-item.open .acc-trigger { background: var(--ink); color: var(--paper); }
.note-panel { padding: 0 0 clamp(20px, 2.4vw, 30px); }
.js .acc-item.open .note-panel { padding-top: 4px; }
.note-panel p { margin: 0 0 14px; max-width: 62ch; font-weight: 500; }
.note-panel p:last-child { margin-bottom: 0; }
.notes-wrap .more { margin-top: clamp(28px, 3.4vw, 46px); }

/* ── 의뢰 면 ─────────────────────────────────────────────────────── */
.contact-top .big-3 { color: var(--signal); }
.contact-lead { margin: clamp(20px, 2.6vw, 34px) 0 0; max-width: 46ch; font-size: clamp(15px, 1.2vw, 18px); }
.contact-in { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr); gap: clamp(28px, 3.6vw, 72px); align-items: start; }

.brief { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(18px, 2.4vw, 32px); border-top: var(--rule); }
.field { position: relative; padding: 14px 0 12px; border-bottom: var(--rule); }
.field-wide, .agree, .form-submit, .errsum, .form-fallback, .brief-done { grid-column: 1 / -1; }
.brief label {
  display: block; margin-bottom: 6px;
  font-family: var(--mono); font-weight: 700; font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
}
.brief .ko { font-family: var(--body); font-weight: 600; letter-spacing: 0; opacity: .7; text-transform: none; }
.req, .opt { font-family: var(--body); font-weight: 700; font-size: 10px; letter-spacing: 0; padding: 2px 6px; border: 1px solid currentColor; }
.req { color: var(--signal); }
.opt { opacity: .6; }
.control {
  width: 100%; background: transparent; border: 0; border-radius: 0;
  color: inherit; font: inherit; font-size: 16px; font-weight: 600;
  padding: 6px 0; outline-offset: 4px;
}
.control::placeholder { color: inherit; opacity: .42; font-weight: 500; }
select.control { appearance: none; padding-right: 28px; }
select.control option { color: #11100E; background: #F3EAD8; }
.field-sel::after {
  content: "↘"; position: absolute; right: 2px; bottom: 14px;
  font-family: var(--mono); font-weight: 700; pointer-events: none;
}
.counter { margin: 6px 0 0; font-family: var(--mono); font-size: 10px; letter-spacing: .08em; opacity: .6; }
.err { display: none; margin: 6px 0 0; font-size: 13px; font-weight: 700; color: var(--signal); }
.err::before { content: "! "; }
.field.invalid { border-bottom-color: var(--signal); }
.field.invalid .err, .agree.invalid .err { display: block; }

.agree { position: relative; padding: 18px 0 4px; }
.agree label { display: flex; align-items: flex-start; gap: 10px; font-family: var(--body); font-weight: 500; font-size: 14px; letter-spacing: 0; text-transform: none; cursor: pointer; }
.agree .box { flex: none; width: 22px; height: 22px; border: 2px solid var(--fg); display: grid; place-items: center; margin-top: 1px; }
.agree input:checked + label .box::after { content: "✓"; font-size: 14px; font-weight: 700; line-height: 1; }
.agree.invalid .box { border-color: var(--signal); }

.form-submit {
  justify-self: start; margin-top: clamp(20px, 2.4vw, 30px);
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 56px; padding: 0 26px;
  background: var(--signal); color: var(--ink); border: 2px solid var(--signal); border-radius: 0;
  font-family: var(--body); font-weight: 700; font-size: 15px; cursor: pointer;
}
.form-submit:hover { background: var(--paper); border-color: var(--paper); }
.form-fallback { margin: 18px 0 0; font-size: 13px; font-weight: 500; opacity: .74; }
.form-fallback a { text-underline-offset: 3px; }

.errsum { border: 2px solid var(--signal); padding: 16px 18px; margin-top: 18px; }
.errsum-h { margin: 0 0 8px; font-weight: 700; color: var(--signal); }
.errsum-list { margin: 0; padding-left: 18px; font-size: 14px; font-weight: 500; }
.errsum-list a { text-underline-offset: 3px; }

.brief-done { border: 2px solid var(--signal); padding: 18px 20px; margin-top: 20px; }
.done-h { margin: 0 0 6px; font-family: var(--display); font-weight: 900; font-stretch: 82%; font-size: 24px; text-transform: uppercase; letter-spacing: -.03em; color: var(--signal); }
.done-d { margin: 0; font-weight: 500; }

.brief-side .rows { border-top-color: currentColor; }
.brief-note { margin: 18px 0 0; font-size: 14px; font-weight: 500; opacity: .8; max-width: 40ch; }

/* ── 푸터 ────────────────────────────────────────────────────────── */
.site-footer { border-top: var(--rule); background: var(--bg); color: var(--fg); }
.footer-inner {
  max-width: var(--maxw); margin-inline: auto; padding: clamp(30px, 3.6vw, 56px) var(--gut) 40px;
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 18px clamp(24px, 4vw, 72px);
  align-items: start;
}
.footer-brand { font-size: clamp(30px, 4.6vw, 62px); grid-column: 1; }
.footer-tag { grid-column: 1; margin: -6px 0 0; font-size: 13px; opacity: .74; }
.footer-nav { grid-column: 2; grid-row: 1 / span 2; display: flex; flex-direction: column; align-items: start; gap: 6px; }
.footer-nav a { font-family: var(--mono); font-weight: 700; font-size: 12px; letter-spacing: .06em; text-decoration: none; padding: 4px 0; }
.footer-nav a:hover { color: var(--signal); }
.footer-biz { grid-column: 1 / -1; margin-top: 10px; font-style: normal; font-size: 13px; font-weight: 500; line-height: 1.8; opacity: .82; }
.footer-biz a { text-underline-offset: 3px; }
.footer-note { grid-column: 1 / -1; margin: 0; padding: 14px 0 0; border-top: var(--rule); font-size: 12px; font-weight: 500; opacity: .7; max-width: 78ch; }
.footer-legal { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 16px; margin: 0; font-size: 12px; }
.footer-legal a { text-underline-offset: 3px; }
.footer-copy { grid-column: 1 / -1; margin: 0; font-family: var(--mono); font-size: 11px; letter-spacing: .08em; opacity: .6; }

/* ── 토스트 ──────────────────────────────────────────────────────── */
.toast {
  background: var(--ink); color: var(--paper); border: 2px solid var(--paper);
  padding: 13px 18px; font-size: 14px; font-weight: 700;
  max-width: min(92vw, 520px); text-align: center;
}
.page-contact .toast { background: var(--signal); color: var(--ink); border-color: var(--ink); }

/* ═══════════════════ 반응형 ═══════════════════
   모바일은 축소판이 아니라 포스터 → 대표 이미지 → 프로젝트 정보의 세로 시퀀스다
   (원자료 09절). 내비 숨김 분기는 키트 햄버거와 같은 767px 에 맞춘다. */

@media (max-width: 1080px) {
  .statement-in, .teaser-in, .invite-in, .contact-in { grid-template-columns: minmax(0, 1fr); }
  .teaser-fig { max-width: 620px; margin-left: 0; }
  .case-body { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-body .case-col:last-child { grid-column: 1 / -1; }
  .idx-link { grid-template-columns: 48px minmax(0, 1fr); row-gap: 8px; }
  .idx-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; grid-column: 2; }
  .idx-y { text-align: left; }
  .plates { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .selected-top > * { grid-area: auto; }
  .selected-top { gap: clamp(18px, 3vw, 28px); }
  .interrupt, .interrupt-work { width: 100%; justify-self: stretch; margin: 0; }
  .work-top .interrupt-work { margin-top: clamp(16px, 2.4vw, 24px); }
}

@media (max-width: 767px) {
  .nav { display: none; }
  .header-cta { display: none; }
  .brand { margin-right: auto; }

  .poster-in { min-height: calc(100svh - var(--hdr) - 20px); }
  .poster-h1 { font-size: clamp(2.5rem, 13.4vw, 4.6rem); }
  .pl-ind { margin-left: 0; }
  .poster-h1 .w { display: block; }
  .poster-lead { font-size: 15px; }
  /* 모바일은 축소판이 아니다 — 포스터 활자를 화면 위에 붙이고
     「스크롤」 안내를 바닥으로 내린 세로 시퀀스로 다시 짠다(원자료 09절·06-mobile). */
  .poster-meta { margin-bottom: clamp(18px, 4vh, 34px); }
  .poster-h1 { margin-top: 0; }
  .badge {
    position: static; width: auto; aspect-ratio: auto; border: 0; border-top: 2px solid var(--ink);
    border-radius: 0; rotate: none; text-align: left;
    align-items: flex-start; justify-content: flex-start;
    flex-direction: row; flex-wrap: wrap; gap: 4px 8px;
    padding: 12px 0 0; margin: auto 0 0;
  }

  .big-2, .big-3 { font-size: clamp(2rem, 10.6vw, 3.4rem); }
  .selected .big-3 { font-size: clamp(2rem, 10.6vw, 3.4rem); }
  .case-teaser .big-2 { font-size: clamp(1.8rem, 9vw, 2.8rem); }

  .idx-link { grid-template-columns: 42px minmax(0, 1fr); row-gap: 8px; padding-right: 0; }
  .idx-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; grid-column: 2; }
  .idx-f, .idx-y { text-align: left; }
  .idx-r { display: inline; }
  .idx-en { font-size: clamp(17px, 5.2vw, 22px); }

  .note-link, .acc-trigger { grid-template-columns: 42px minmax(0, 1fr) 84px; }
  .note-d { grid-column: 2; }
  .note-go { grid-row: 1; grid-column: 3; }

  .ctl-label { width: 100%; }
  .ctl-clear { margin-left: 0; width: 100%; }

  .row { grid-template-columns: 104px minmax(0, 1fr); }
  .stance li { grid-template-columns: 38px minmax(0, 1fr); }
  .steps li { grid-template-columns: 30px minmax(0, 1fr); }

  .brief { grid-template-columns: minmax(0, 1fr); }
  .form-submit { width: 100%; justify-content: center; }

  .case-body { grid-template-columns: minmax(0, 1fr); }
  .case-body .case-col:last-child { grid-column: auto; }
  .plates { grid-template-columns: minmax(0, 1fr); }
  .plates li:last-child { display: block; }
  .tile .frame { height: 200px; }

  .footer-inner { grid-template-columns: minmax(0, 1fr); }
  .footer-nav { grid-column: 1; grid-row: auto; flex-direction: row; flex-wrap: wrap; gap: 8px 16px; }
  .pager-btn { padding-inline: 0; }
}

@media (max-width: 400px) {
  .note-link, .acc-trigger { grid-template-columns: 34px minmax(0, 1fr); }
  .note-go { grid-column: 2; grid-row: auto; text-align: left; }
  .idx-link { grid-template-columns: 34px minmax(0, 1fr); }
  .idx-meta { grid-column: 2; }
}