/* =========================================================================
   綴路工房 — ページ別コンポーネント
   ヒーロー / モバイルメニュー / ライトボックス / 作品カード / LP / About
   ========================================================================= */

/* ============ ヒーロー（墨地・問い一行） ============ */
.hero {
  position: relative;
  min-height: 100svh;
  background: var(--ink-warm);
  color: var(--paper);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  padding: 120px var(--gutter) 96px;
  overflow: hidden;
}
/* ごく薄い静止のテクスチャ（紙のざらつき） */
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 80% at 50% 30%, rgba(178,34,34,0.05), transparent 55%),
    repeating-linear-gradient(-45deg, transparent 0 13px, rgba(245,241,232,0.012) 13px 26px);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 3; max-width: 1000px; }

/* WebGLエンハンス層（舞う塵）。非対応/reduced-motion時は生成されず静的版のまま */
.hero-canvas {
  position: absolute; inset: 0; z-index: 2;
  pointer-events: none;
  opacity: 0; transition: opacity 1400ms var(--ease);
}
.hero-canvas.ready { opacity: 1; }
.hero .hero-scroll { z-index: 3; }
.lp-hero .lp-hero-inner { z-index: 3; }

.hero-line {
  font-family: var(--f-mincho);
  font-weight: 500;
  font-size: clamp(40px, 8.35vw, 106px);
  letter-spacing: 0.08em;
  line-height: 1.34;
  margin: 0;
  opacity: 0;
  animation: heroLine var(--breathe) var(--ease) 600ms forwards;
}
html[lang="en"] .hero-line { font-family: var(--f-serif-en); font-style: italic; letter-spacing: 0.01em; font-weight: 500; }
.hero-line .kuten { color: var(--kurenai); }   /* 読点・句点の赤い栞 */

.hero-mark {
  margin-top: clamp(48px, 9vh, 110px);
  opacity: 0;
  animation: heroMark var(--breathe) var(--ease) 2100ms forwards;
}
.hero-mark .name {
  font-family: var(--f-mincho); font-size: clamp(20px, 2.4vw, 30px);
  letter-spacing: 0.34em; font-weight: 500;
}
.hero-mark .name-en {
  display: block; margin-top: 12px;
  font-family: var(--f-mono); font-size: 11px; letter-spacing: 0.42em;
  text-transform: uppercase; color: rgba(245,241,232,0.5);
}

.hero-scroll {
  position: absolute; left: 50%; bottom: 34px; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  opacity: 0; animation: heroMark 1000ms var(--ease) 2900ms forwards;
}
.hero-scroll .lbl { font-family: var(--f-mono); font-size: 10px; letter-spacing: 0.3em; color: rgba(245,241,232,0.42); text-transform: uppercase; }
.hero-scroll .ln { width: 1px; height: 40px; background: linear-gradient(var(--kurenai), transparent); animation: scrollPulse 2400ms var(--ease) infinite; }

@keyframes heroLine { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@keyframes heroMark { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes scrollPulse { 0%,100% { transform: scaleY(0.4); opacity: 0.4; transform-origin: top; } 50% { transform: scaleY(1); opacity: 1; transform-origin: top; } }

@media (max-width: 720px) {
  .hero {
    min-height: 100svh;
    padding: 112px var(--gutter) 84px;
  }
  .hero-line {
    font-size: clamp(35px, 11.2vw, 58px);
    line-height: 1.42;
    letter-spacing: 0.055em;
  }
  .hero-mark { margin-top: clamp(36px, 8vh, 72px); }
  .hero-scroll { bottom: 24px; }
}
@media (max-width: 420px) {
  .hero-line {
    font-size: clamp(32px, 10.8vw, 46px);
    letter-spacing: 0.04em;
  }
}

/* ============ モバイルメニュー ============ */
@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex; flex-direction: column; gap: 5px;
    background: none; border: none; padding: 8px; color: inherit;
  }
  .nav-toggle span { width: 24px; height: 1.5px; background: currentColor; transition: 300ms var(--ease); }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
}
.mobile-menu {
  position: fixed; inset: 0; z-index: 45;
  background: var(--ink); color: var(--paper);
  display: flex; flex-direction: column; justify-content: center; gap: 8px;
  padding: var(--gutter);
  opacity: 0; pointer-events: none; transform: translateY(-8px);
  transition: opacity 420ms var(--ease), transform 420ms var(--ease);
}
.mobile-menu[data-open] { opacity: 1; pointer-events: auto; transform: none; }
.mobile-menu a {
  font-family: var(--f-mincho); font-size: 30px; letter-spacing: 0.1em;
  padding: 14px 0; border-bottom: 1px solid var(--hairline-lt);
}
.mobile-menu a .en-sub { font-family: var(--f-mono); font-size: 11px; letter-spacing: 0.3em; opacity: 0.5; margin-left: 14px; }
html[lang="en"] .mobile-menu a .en-sub { display: none; }

/* ============ ライトボックス ============ */
.lightbox {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(18,16,12,0.94);
  display: none; place-items: center; padding: 5vw;
}
.lightbox[data-open] { display: grid; }
.lightbox-stage { width: min(1100px, 92vw); }
.lightbox-stage .ph { aspect-ratio: 16/9; width: 100%; }
.lightbox-close {
  position: absolute; top: 24px; right: 30px;
  background: none; border: none; color: var(--paper); font-size: 40px; line-height: 1;
  opacity: 0.7; transition: opacity 240ms;
}
.lightbox-close:hover { opacity: 1; }

/* ============ トップ：最新作 編集紙面 ============ */
.editorial-section { position: relative; overflow: hidden; }
.editorial-section::before {
  content: "";
  position: absolute; inset: 8% var(--gutter) auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(178,34,34,0.32), transparent);
  transform: scaleX(0.36);
  transform-origin: left;
  opacity: 0.45;
}
.editorial-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 22px;
}
.editorial-code {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
  text-transform: uppercase;
}
.editorial-sheet {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.85fr);
  gap: clamp(30px, 5.5vw, 74px);
  align-items: end;
  padding: clamp(28px, 5vw, 70px);
  background:
    linear-gradient(90deg, rgba(178,34,34,0.08) 0 1px, transparent 1px) 14% 0 / 88px 100%,
    linear-gradient(rgba(26,26,26,0.035) 0 1px, transparent 1px) 0 0 / 100% 38px,
    var(--paper-lite);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  box-shadow: 0 18px 44px rgba(26,26,26,0.055);
}
.editorial-sheet::before,
.editorial-sheet::after {
  content: "";
  position: absolute;
  pointer-events: none;
}
.editorial-sheet::before {
  inset: 18px 18px auto auto;
  width: 84px; height: 84px;
  border-top: 1px solid rgba(178,34,34,0.45);
  border-right: 1px solid rgba(178,34,34,0.45);
  transform: translate(-12px, 12px);
  transition: transform 900ms var(--ease);
}
.editorial-sheet::after {
  left: clamp(22px, 4vw, 54px);
  bottom: clamp(18px, 3vw, 42px);
  width: min(34vw, 360px);
  height: 1px;
  background: var(--kurenai);
  transform: scaleX(0);
  transform-origin: left;
  opacity: 0.72;
  transition: transform 920ms var(--ease) 240ms;
}
.editorial-sheet.in::before { transform: none; }
.editorial-sheet.in::after { transform: scaleX(1); }
.sheet-rule {
  position: absolute;
  top: clamp(24px, 4vw, 54px);
  bottom: clamp(24px, 4vw, 54px);
  left: clamp(28px, 5vw, 72px);
  width: 1px;
  background: linear-gradient(var(--kurenai), rgba(178,34,34,0.08));
  transform: scaleY(0);
  transform-origin: top;
  opacity: 0.58;
  transition: transform 1100ms var(--ease) 120ms;
}
.editorial-sheet.in .sheet-rule { transform: scaleY(1); }
.sheet-kv {
  position: relative;
  z-index: 1;
  align-self: stretch;
  display: grid;
  align-content: end;
}
.sheet-kv-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--paper-deep);
  border: 1px solid rgba(26,26,26,0.2);
  box-shadow: 14px 14px 0 rgba(26,26,26,0.055);
}
.sheet-kv-frame picture,
.sheet-kv-frame img {
  width: 100%;
  height: 100%;
  display: block;
}
.sheet-kv-frame img {
  object-fit: cover;
  filter: saturate(0.94) contrast(1.02);
  transition: transform 1200ms var(--ease), filter 800ms var(--ease);
}
.editorial-sheet.in .sheet-kv-frame img { transform: scale(1.018); }
.sheet-kv-frame:hover img { filter: saturate(1.03) contrast(1.04); transform: scale(1.026); }
.crop {
  position: absolute;
  z-index: 2;
  width: 28px; height: 28px;
  pointer-events: none;
}
.crop::before,
.crop::after {
  content: "";
  position: absolute;
  background: var(--kurenai);
}
.crop::before { width: 100%; height: 1px; }
.crop::after { width: 1px; height: 100%; }
.crop-tl { top: 12px; left: 12px; }
.crop-tl::before, .crop-tl::after { top: 0; left: 0; }
.crop-br { right: 12px; bottom: 12px; transform: rotate(180deg); }
.crop-br::before, .crop-br::after { top: 0; left: 0; }
.sheet-caption {
  margin: 18px 0 0;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
  text-transform: uppercase;
}
.sheet-copy {
  position: relative;
  z-index: 1;
  max-width: 440px;
  padding-bottom: clamp(8px, 2vw, 24px);
}
.sheet-status {
  display: flex; flex-wrap: wrap; gap: 10px 18px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--kurenai);
  text-transform: uppercase;
}
.sheet-copy h3 {
  font-family: var(--f-mincho);
  font-size: clamp(34px, 5vw, 68px);
  letter-spacing: 0.07em;
  line-height: 1.24;
  margin-top: clamp(22px, 4vw, 44px);
}
.sheet-copy .work-en {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--ink-faint);
  text-transform: uppercase;
  margin-top: 14px;
}
.sheet-copy .genre {
  margin-top: 28px;
  font-size: 15px;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}
.sheet-copy .tagline {
  font-family: var(--f-mincho);
  font-size: clamp(19px, 2vw, 25px);
  color: var(--ink);
  margin-top: 22px;
  line-height: 1.9;
}
.sheet-facts {
  display: grid;
  gap: 8px;
  margin-top: 28px;
  padding-left: 18px;
  border-left: 1px solid rgba(178,34,34,0.42);
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.8;
}
.sheet-copy .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 38px;
}
.sheet-margin {
  position: absolute;
  right: clamp(18px, 3.4vw, 46px);
  top: clamp(28px, 4.5vw, 64px);
  display: grid;
  gap: 18px;
  max-width: 15ch;
  font-family: var(--f-mincho);
  font-size: 13px;
  line-height: 1.8;
  color: var(--kurenai);
  writing-mode: vertical-rl;
  letter-spacing: 0.08em;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 760ms var(--ease) 520ms, transform 760ms var(--ease) 520ms;
}
.editorial-sheet.in .sheet-margin { opacity: 0.86; transform: none; }
@media (max-width: 980px) {
  .editorial-sheet {
    grid-template-columns: 1fr;
    align-items: start;
    padding-top: clamp(56px, 9vw, 82px);
  }
  .sheet-copy { max-width: 680px; }
  .sheet-margin {
    writing-mode: horizontal-tb;
    max-width: none;
    right: auto;
    left: clamp(28px, 5vw, 72px);
    top: 22px;
    display: flex;
  }
}
@media (max-width: 640px) {
  .editorial-head { align-items: flex-start; flex-direction: column; }
  .editorial-code { font-size: 10px; }
  .editorial-sheet {
    width: 100%;
    margin-left: 0;
    padding: 58px 16px 34px;
    gap: 28px;
    background-size: 64px 100%, 100% 34px, auto;
  }
  .editorial-sheet::before { width: 54px; height: 54px; inset: 14px 14px auto auto; }
  .editorial-sheet::after { left: 16px; width: min(62vw, 220px); }
  .sheet-rule { left: 18px; }
  .sheet-margin { left: 18px; gap: 12px; font-size: 12px; }
  .sheet-kv-frame {
    aspect-ratio: 16 / 10;
    box-shadow: 7px 7px 0 rgba(26,26,26,0.055);
  }
  .sheet-caption { font-size: 10px; letter-spacing: 0.12em; line-height: 1.7; }
  .sheet-status { gap: 8px 12px; font-size: 10px; letter-spacing: 0.12em; }
  .sheet-copy h3 {
    font-size: clamp(31px, 12vw, 44px);
    letter-spacing: 0.05em;
    margin-top: 20px;
  }
  .sheet-copy .work-en {
    font-size: 10px;
    letter-spacing: 0.18em;
  }
  .sheet-copy .genre,
  .sheet-copy .tagline,
  .sheet-facts { margin-top: 18px; }
  .sheet-facts {
    padding-left: 14px;
    font-size: 12.5px;
  }
  .sheet-copy .cta-row .btn { width: 100%; justify-content: center; }
}
@media (max-width: 380px) {
  .sheet-copy h3 { font-size: 30px; }
  .sheet-copy .tagline { font-size: 18px; }
}

/* トップ：スタジオの名乗り */
.statement-proof { position: relative; }
.proof-sheet {
  position: relative;
  min-height: clamp(360px, 52vw, 560px);
  display: grid;
  place-items: center;
  padding: clamp(54px, 8vw, 104px) clamp(22px, 7vw, 110px);
  border-block: 1px solid var(--hairline);
  background:
    linear-gradient(90deg, transparent 0 20%, rgba(178,34,34,0.08) 20% calc(20% + 1px), transparent calc(20% + 1px)),
    linear-gradient(rgba(26,26,26,0.026) 0 1px, transparent 1px) 0 0 / 100% 42px;
  overflow: hidden;
}
.proof-sheet::before,
.proof-sheet::after {
  content: "";
  position: absolute;
  pointer-events: none;
}
.proof-sheet::before {
  inset: clamp(18px, 3vw, 36px);
  border: 1px solid rgba(26,26,26,0.06);
}
.proof-sheet::after {
  right: clamp(30px, 6vw, 92px);
  bottom: clamp(28px, 5vw, 76px);
  width: clamp(64px, 12vw, 170px);
  height: 1px;
  background: var(--kurenai);
  opacity: 0.64;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 980ms var(--ease) 260ms;
}
.proof-sheet.in::after { transform: scaleX(1); }
.proof-line {
  position: absolute;
  left: 20%;
  top: clamp(28px, 5vw, 78px);
  bottom: clamp(28px, 5vw, 78px);
  width: 1px;
  background: linear-gradient(var(--kurenai), rgba(178,34,34,0.08));
  opacity: 0.58;
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 1100ms var(--ease);
}
.proof-sheet.in .proof-line { transform: scaleY(1); }
.proof-body {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
  text-align: left;
  transform: translateY(10px);
  transition: transform 900ms var(--ease) 120ms;
}
.proof-sheet.in .proof-body { transform: none; }
.proof-kicker {
  display: block;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--ink-faint);
  text-transform: uppercase;
  margin-bottom: clamp(26px, 4vw, 46px);
}
.statement .proof-body p {
  font-family: var(--f-mincho);
  font-weight: 500;
  font-size: clamp(26px, 3.7vw, 52px);
  letter-spacing: 0.08em;
  line-height: 1.78;
  max-width: 22ch;
  margin: 0;
}
html[lang="en"] .statement .proof-body p {
  font-family: var(--f-serif-en);
  font-style: italic;
  letter-spacing: 0.01em;
  max-width: 17ch;
}
.proof-link { margin-top: clamp(34px, 5vw, 62px); }
.proof-notes {
  position: absolute;
  z-index: 1;
  right: clamp(26px, 6vw, 102px);
  top: clamp(44px, 9vw, 122px);
  display: grid;
  gap: clamp(18px, 3vw, 34px);
  font-family: var(--f-mincho);
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 0.08em;
  color: var(--kurenai);
  writing-mode: vertical-rl;
  opacity: 0;
  transform: translateX(12px);
  transition: opacity 780ms var(--ease) 520ms, transform 780ms var(--ease) 520ms;
}
.proof-sheet.in .proof-notes { opacity: 0.86; transform: none; }
@media (max-width: 760px) {
  .proof-sheet {
    min-height: 0;
    place-items: start;
    padding: 60px 18px 42px;
    background:
      linear-gradient(90deg, transparent 0 14px, rgba(178,34,34,0.12) 14px 15px, transparent 15px),
      linear-gradient(rgba(26,26,26,0.026) 0 1px, transparent 1px) 0 0 / 100% 38px;
  }
  .proof-sheet::before { inset: 12px; }
  .proof-sheet::after { right: 18px; bottom: 24px; width: 88px; }
  .proof-line { left: 14px; top: 34px; bottom: 34px; }
  .proof-body { padding-left: 18px; }
  .proof-kicker { font-size: 10px; letter-spacing: 0.22em; }
  .statement .proof-body p { font-size: clamp(24px, 7vw, 34px); max-width: 15ch; line-height: 1.7; }
  html[lang="en"] .statement .proof-body p { max-width: 13ch; }
  .proof-notes {
    position: static;
    writing-mode: horizontal-tb;
    display: flex;
    flex-wrap: wrap;
    margin: 30px 0 0 18px;
    gap: 12px 18px;
    font-size: 16px;
  }
}
@media (max-width: 420px) {
  .proof-sheet { padding-right: 16px; }
  .statement .proof-body p { font-size: clamp(23px, 7.4vw, 31px); }
  .proof-notes { font-size: 15px; gap: 8px 14px; }
}

/* トップ：News */
.news-section { position: relative; overflow: hidden; }
.news-section::before {
  content: "";
  position: absolute;
  left: var(--gutter);
  right: var(--gutter);
  top: 18%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(26,26,26,0.12), transparent);
}
.news-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 22px;
}
.news-code {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
  text-transform: uppercase;
}
.news-stack {
  position: relative;
  display: grid;
  gap: 0;
  width: min(1040px, 100%);
  margin-inline: auto;
  padding: clamp(12px, 2vw, 22px) 0;
}
.news-stack::before,
.news-stack::after {
  content: "";
  position: absolute;
  left: clamp(14px, 3vw, 42px);
  right: clamp(14px, 3vw, 42px);
  height: 42px;
  border: 1px solid var(--hairline);
  background: var(--paper-deep);
  opacity: 0.54;
  pointer-events: none;
}
.news-stack::before { top: 1px; transform: rotate(-0.45deg); }
.news-stack::after { bottom: 1px; transform: rotate(0.38deg); }
.news-row {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 62px 140px 1fr auto;
  gap: 20px;
  align-items: baseline;
  margin-top: calc(var(--i) * -1px);
  padding: 20px clamp(16px, 2.6vw, 30px);
  border: 1px solid var(--hairline);
  background:
    linear-gradient(90deg, rgba(178,34,34,0.1) 0 1px, transparent 1px) 70px 0 / 80px 100%,
    var(--paper-lite);
  box-shadow: 0 10px 24px rgba(26,26,26,0.035);
  transform: translateY(0) rotate(calc((var(--i) - 1) * 0.18deg));
  transition: transform 520ms var(--ease);
}
.news-index {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--kurenai);
}
.news-row time { font-family: var(--f-mono); font-size: 13px; letter-spacing: 0.1em; color: var(--ink-faint); }
.news-row .tag {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  justify-self: start;
  padding-left: 18px;
  border-left: 1px solid rgba(178,34,34,0.35);
}
.news-row .nt { font-size: 15.5px; letter-spacing: 0.04em; }
@media (prefers-reduced-motion: reduce) {
  .news-row { transform: none; transition: none; }
}
@media (max-width: 640px) {
  .news-head { align-items: flex-start; flex-direction: column; }
  .news-code { font-size: 10px; letter-spacing: 0.13em; }
  .news-stack {
    width: 100%;
    padding-block: 10px;
  }
  .news-stack::before,
  .news-stack::after {
    left: 8px;
    right: 8px;
    height: 34px;
  }
  .news-row {
    grid-template-columns: 42px 1fr;
    gap: 8px 16px;
    padding: 20px 16px;
    background:
      linear-gradient(90deg, rgba(178,34,34,0.11) 0 1px, transparent 1px) 50px 0 / 60px 100%,
      var(--paper-lite);
  }
  .news-row time { grid-column: 2; }
  .news-row .nt { grid-column: 2; }
  .news-row .tag { grid-column: 2; padding-left: 12px; }
  .news-index { font-size: 10px; letter-spacing: 0.18em; }
  .news-row time { font-size: 12px; }
  .news-row .nt { font-size: 14px; line-height: 1.85; }
}
@media (max-width: 380px) {
  .news-row {
    grid-template-columns: 34px 1fr;
    gap: 6px 12px;
    padding: 18px 14px;
    background-position: 42px 0;
  }
  .news-row .tag { font-size: 9px; letter-spacing: 0.12em; }
}

/* ============ 作品LP ============ */
.lp-hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: flex-end;
  color: var(--paper); overflow: hidden;
  padding: 0 var(--gutter) clamp(56px, 9vh, 110px);
}
.lp-hero .ph {
  position: absolute; inset: 0; width: 100%; height: 100%;
  border: 0; z-index: 0;
}
.lp-hero .scrim { position: absolute; inset: 0; z-index: 1; background: linear-gradient(transparent 30%, rgba(18,16,12,0.82) 92%); }
.lp-hero-inner { position: relative; z-index: 2; max-width: 1200px; margin-inline: auto; width: 100%; }
.lp-logo { font-family: var(--f-mincho); font-weight: 600; font-size: clamp(44px, 8vw, 104px); letter-spacing: 0.08em; line-height: 1.1; margin: 0; }
.lp-logo .sub { display: block; font-family: var(--f-mono); font-size: clamp(11px,1.2vw,14px); letter-spacing: 0.4em; text-transform: uppercase; opacity: 0.7; margin-top: 18px; }
/* 公式タイトルロゴ画像（JP/EN） */
.lp-logo img { width: min(560px, 82%); height: auto; filter: drop-shadow(0 6px 24px rgba(0,0,0,0.4)); }
.lp-hero .tagline { font-family: var(--f-mincho); font-size: clamp(18px, 2.2vw, 28px); letter-spacing: 0.06em; margin-top: 28px; max-width: 24ch; }
.lp-hero .cta-row { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 40px; }
@media (max-width: 640px) {
  .lp-hero {
    min-height: 100svh;
    padding-bottom: 48px;
  }
  .lp-logo img { width: min(500px, 92%); }
  .lp-hero .tagline {
    max-width: 18ch;
    font-size: clamp(17px, 5.3vw, 23px);
  }
  .lp-hero .cta-row .btn { width: 100%; justify-content: center; }
}

/* 概要ファクト */
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.fact { background: var(--paper); padding: 28px 26px; }
.fact dt { font-family: var(--f-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-faint); }
.fact dd { margin: 12px 0 0; font-family: var(--f-mincho); font-size: clamp(18px, 1.6vw, 22px); letter-spacing: 0.04em; }

/* 大見出し（セクションタイトル） */
.sec-title { font-family: var(--f-mincho); font-weight: 500; font-size: clamp(28px, 3.6vw, 46px); letter-spacing: 0.08em; line-height: 1.4; margin-top: 22px; }

/* 作品LP：Introductionを紙面として見せる */
.lp-intro-section { position: relative; overflow: hidden; }
.lp-intro-section::before {
  content: "";
  position: absolute;
  left: var(--gutter);
  right: var(--gutter);
  top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(178,34,34,0.22), transparent);
  opacity: 0.56;
}
.lp-intro-proof {
  position: relative;
  padding: clamp(42px, 6.2vw, 78px) clamp(22px, 6vw, 72px);
  border-block: 1px solid var(--hairline);
  background:
    linear-gradient(90deg, transparent 0 18%, rgba(178,34,34,0.08) 18% calc(18% + 1px), transparent calc(18% + 1px)),
    linear-gradient(rgba(26,26,26,0.026) 0 1px, transparent 1px) 0 0 / 100% 40px;
  overflow: hidden;
}
.lp-intro-proof::before,
.lp-intro-proof::after {
  content: "";
  position: absolute;
  pointer-events: none;
}
.lp-intro-proof::before {
  inset: clamp(14px, 2.6vw, 28px);
  border: 1px solid rgba(26,26,26,0.055);
}
.lp-intro-proof::after {
  right: clamp(24px, 5vw, 68px);
  bottom: clamp(22px, 4vw, 52px);
  width: clamp(84px, 15vw, 180px);
  height: 1px;
  background: var(--kurenai);
  opacity: 0.58;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 980ms var(--ease) 220ms;
}
.lp-intro-proof.in::after { transform: scaleX(1); }
.lp-intro-rule {
  position: absolute;
  left: 18%;
  top: clamp(24px, 5vw, 72px);
  bottom: clamp(24px, 5vw, 72px);
  width: 1px;
  background: linear-gradient(var(--kurenai), rgba(178,34,34,0.08));
  opacity: 0.54;
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 1050ms var(--ease);
}
.lp-intro-proof.in .lp-intro-rule { transform: scaleY(1); }
.lp-intro-proof .sec-head {
  position: relative;
  z-index: 1;
  margin-bottom: clamp(28px, 4.4vw, 46px);
}
.lp-intro-body {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
  padding-right: clamp(130px, 20vw, 250px);
}
.lp-intro-body .lead {
  max-width: 48ch;
}
.lp-intro-note {
  position: absolute;
  z-index: 1;
  right: clamp(22px, 5vw, 68px);
  top: clamp(42px, 8vw, 92px);
  display: grid;
  gap: 18px;
  writing-mode: vertical-rl;
  font-family: var(--f-mincho);
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: 0.08em;
  color: var(--kurenai);
  opacity: 0;
  transform: translateX(10px);
  transition: opacity 760ms var(--ease) 440ms, transform 760ms var(--ease) 440ms;
}
.lp-intro-proof.in .lp-intro-note { opacity: 0.78; transform: none; }
html[lang="en"] .lp-intro-note {
  width: min(210px, 22vw);
  writing-mode: horizontal-tb;
  gap: 8px;
  line-height: 1.45;
  letter-spacing: 0.03em;
  text-align: left;
}
html[lang="en"] .lp-intro-note span { display: block; }
html[lang="en"] .lp-intro-body {
  padding-right: clamp(190px, 24vw, 300px);
}

/* 作品層の問い（縦に置く） */
.questions {
  position: relative;
  text-align: center;
  background: var(--paper-deep);
  overflow: hidden;
}
.question-proof::before,
.question-proof::after {
  content: "";
  position: absolute;
  pointer-events: none;
}
.question-proof::before {
  inset: 0;
  background:
    linear-gradient(90deg, transparent 0 50%, rgba(178,34,34,0.1) 50% calc(50% + 1px), transparent calc(50% + 1px)),
    linear-gradient(rgba(26,26,26,0.022) 0 1px, transparent 1px) 0 0 / 100% 44px;
}
.question-proof::after {
  left: var(--gutter);
  right: var(--gutter);
  bottom: clamp(28px, 5vw, 70px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--kurenai), transparent);
  opacity: 0.38;
}
.question-stack {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(34px, 7vh, 82px);
}
.questions .q {
  position: relative;
  font-family: var(--f-mincho); font-weight: 500;
  font-size: clamp(28px, 3.65vw, 50px); letter-spacing: 0.075em; line-height: 1.42;
  margin: 0; color: var(--ink);
}
.questions .q .kuten { color: var(--kurenai); }
html[lang="en"] .questions .q { font-family: var(--f-serif-en); font-style: italic; }
.q-index {
  display: block;
  margin-bottom: 10px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--kurenai);
  font-style: normal;
}
html[lang="en"] .q-index { font-family: var(--f-mono); }

@media (max-width: 760px) {
  .lp-intro-proof {
    padding: 54px 18px 42px;
    background:
      linear-gradient(90deg, transparent 0 14px, rgba(178,34,34,0.11) 14px 15px, transparent 15px),
      linear-gradient(rgba(26,26,26,0.026) 0 1px, transparent 1px) 0 0 / 100% 38px;
  }
  .lp-intro-proof::before { inset: 12px; }
  .lp-intro-rule { left: 14px; top: 34px; bottom: 34px; }
  .lp-intro-body { padding-left: 18px; padding-right: 0; gap: 22px; }
  .lp-intro-note {
    position: static;
    writing-mode: horizontal-tb;
    display: flex;
    flex-wrap: wrap;
    margin: 28px 0 0 18px;
    gap: 8px 14px;
    font-size: 12px;
  }
  html[lang="en"] .lp-intro-body { padding-right: 0; }
  html[lang="en"] .lp-intro-note {
    width: auto;
    line-height: 1.55;
  }
  .question-stack { gap: 32px; }
  .questions .q {
    font-size: clamp(25px, 8.2vw, 40px);
    letter-spacing: 0.055em;
  }
}


/* PV */
.pv {
  position: relative; aspect-ratio: 16/9; width: 100%;
  cursor: pointer; overflow: hidden;
}
.pv-embed {
  cursor: default;
  background: #14110D;
  border: 1px solid var(--hairline);
}
.pv iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.pv .play {
  position: absolute; inset: 0; margin: auto;
  width: 84px; height: 84px; border-radius: 50%;
  border: 1px solid rgba(245,241,232,0.6); background: rgba(178,34,34,0.9);
  display: grid; place-items: center; transition: 360ms var(--ease);
}
.pv:hover .play { transform: scale(1.08); background: var(--kurenai); }
.pv .play::after { content: ""; border-left: 20px solid var(--paper); border-block: 12px solid transparent; margin-left: 5px; }
.pv .pv-cap { position: absolute; left: 22px; bottom: 18px; font-family: var(--f-mono); font-size: 11px; letter-spacing: 0.2em; color: rgba(245,241,232,0.8); text-transform: uppercase; z-index: 2; }

/* 特徴 */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: clamp(28px, 4vw, 60px); }
.feature .num { font-family: var(--f-mono); font-size: 12px; letter-spacing: 0.2em; color: var(--kurenai); }
.feature h4 { font-family: var(--f-mincho); font-size: clamp(20px, 2vw, 26px); letter-spacing: 0.05em; margin: 16px 0 14px; line-height: 1.5; }
.feature p { font-size: 14.5px; color: var(--ink-soft); line-height: 2; }
.feature .note { margin-top: 14px; font-size: 12.5px; color: var(--ink-faint); font-style: italic; border-left: 2px solid var(--kurenai); padding-left: 12px; line-height: 1.8; }

/* キャラクター */
.chars { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: clamp(20px, 3vw, 40px); }
.char .ph { aspect-ratio: 3/4; width: 100%; }
.char h4 { font-family: var(--f-mincho); font-size: 24px; letter-spacing: 0.1em; margin: 20px 0 6px; }
.char .cv { font-family: var(--f-mono); font-size: 11px; letter-spacing: 0.14em; color: var(--ink-faint); text-transform: uppercase; }
.char p { font-size: 14px; color: var(--ink-soft); line-height: 1.95; margin-top: 14px; }

/* ギャラリー */
.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; }
.gallery .ph { aspect-ratio: 16/9; cursor: zoom-in; transition: 420ms var(--ease); }
.gallery .ph:hover { filter: brightness(1.04); transform: translateY(-2px); }

/* クレジット */
.credits { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: clamp(28px,4vw,56px); }
.credit-block h4 { font-family: var(--f-mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 16px; }
.credit-block .row { display: flex; justify-content: space-between; gap: 16px; padding: 11px 0; border-bottom: 1px solid var(--hairline); font-size: 14.5px; }
.credit-block .row span:first-child { color: var(--ink-soft); }
.credit-block .row .mincho { font-size: 16px; }

/* 二次CTA（墨地バンド） */
.cta-band { background: var(--ink); color: var(--paper); text-align: center; }
.cta-band .q-mini { font-family: var(--f-mincho); font-size: clamp(24px, 3vw, 40px); letter-spacing: 0.1em; line-height: 1.7; }
html[lang="en"] .cta-band .q-mini { font-family: var(--f-serif-en); font-style: italic; }
.cta-band .cta-row { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-top: 44px; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--hairline); padding: 6px 0; }
.faq summary { list-style: none; cursor: pointer; padding: 22px 4px; display: flex; justify-content: space-between; gap: 20px; align-items: center; font-family: var(--f-mincho); font-size: clamp(17px,1.5vw,20px); letter-spacing: 0.04em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .ico { color: var(--kurenai); font-size: 22px; transition: transform 320ms var(--ease); flex: none; }
.faq details[open] summary .ico { transform: rotate(45deg); }
.faq .ans { padding: 0 4px 24px; font-size: 14.5px; color: var(--ink-soft); line-height: 2; max-width: var(--measure); }

/* ============ About ============ */
.about-hero { padding-top: clamp(180px, 26vh, 280px); }
.about-hero .wrap-narrow { max-width: min(1040px, calc(100% - var(--gutter) * 2)); }
.about-statement p {
  font-family: var(--f-mincho); font-weight: 500;
  font-size: clamp(23px, 2.35vw, 35px); letter-spacing: 0.05em; line-height: 1.58;
  max-width: none;
}
html[lang="en"] .about-statement p {
  font-family: var(--f-serif-en);
  letter-spacing: 0.01em;
}
.about-statement p + p { margin-top: clamp(26px, 3.4vh, 44px); color: var(--ink-soft); }
.about-statement .accent { color: var(--kurenai); }
@media (max-width: 760px) {
  .about-hero { padding-top: clamp(130px, 20vh, 180px); }
  .about-statement p {
    font-size: clamp(22px, 6.6vw, 31px);
    line-height: 1.6;
  }
  html[lang="en"] .about-statement p {
    font-size: clamp(21px, 6vw, 29px);
    line-height: 1.55;
  }
}

.maker { display: grid; grid-template-columns: 280px 1fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.maker .ph { aspect-ratio: 1; width: 100%; }
.maker .maker-mark { display: flex; align-items: center; }
.maker .maker-mark img { width: 100%; max-width: 240px; height: auto; }
.maker h3 { font-family: var(--f-mincho); font-size: clamp(24px,2.4vw,32px); letter-spacing: 0.08em; }
.maker .role { font-family: var(--f-mono); font-size: 12px; letter-spacing: 0.16em; color: var(--ink-faint); margin-top: 10px; text-transform: uppercase; }
.maker p { font-size: 15px; color: var(--ink-soft); line-height: 2.1; margin-top: 22px; max-width: 52ch; }
@media (max-width: 680px) { .maker { grid-template-columns: 1fr; } .maker .ph { max-width: 200px; } }

/* AI開示 */
.disclosure { background: var(--paper-deep); padding: clamp(36px, 5vw, 60px); border-left: 2px solid var(--kurenai); }
.disclosure h3 { font-family: var(--f-mincho); font-size: clamp(20px,2vw,26px); letter-spacing: 0.06em; margin-bottom: 22px; }
.disclosure p { font-size: 14.5px; color: var(--ink-soft); line-height: 2.05; max-width: 64ch; }
.disclosure p + p { margin-top: 16px; }

/* 作品へ橋渡し（About内） */
.work-bridge { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; padding: clamp(28px,4vw,44px); border: 1px solid var(--hairline); background: var(--paper-lite); }
.work-bridge .wb-name { font-family: var(--f-mincho); font-size: clamp(24px,2.6vw,34px); letter-spacing: 0.08em; }
.work-bridge .wb-status { font-family: var(--f-mono); font-size: 11px; letter-spacing: 0.18em; color: var(--kurenai); text-transform: uppercase; margin-top: 10px; }

/* ============ お問い合わせフォーム ============ */
.contact-hero { padding-top: clamp(180px, 26vh, 280px); }
.form { display: grid; gap: 26px; max-width: 640px; }
.form .field { display: grid; gap: 10px; }
.form label { font-family: var(--f-mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-faint); }
.form label .req { color: var(--kurenai); margin-left: 6px; }
.form input, .form select, .form textarea {
  font-family: var(--f-sans); font-size: 15px; color: var(--ink);
  background: var(--paper-lite); border: 1px solid var(--hairline);
  padding: 14px 16px; line-height: 1.7; letter-spacing: 0.02em;
  transition: border-color 280ms var(--ease), background 280ms var(--ease);
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none; border-color: var(--kurenai); background: var(--paper);
}
.form textarea { resize: vertical; min-height: 168px; }
.form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }  /* スパム避けハニーポット */
.form .actions { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-top: 6px; }
.form .note { font-size: 12.5px; color: var(--ink-faint); line-height: 1.9; }
.form .note a { color: var(--kurenai); border-bottom: 1px solid var(--hairline); }
.press-note { margin: -6px 0 0; padding: 14px 18px; font-size: 13.5px; line-height: 1.9;
  color: var(--ink-soft); background: var(--paper-deep); border-left: 2px solid var(--kurenai); }
.press-note[hidden] { display: none; }
.form-status {
  padding: 14px 18px; font-size: 13.5px; line-height: 1.9;
  color: var(--ink-soft); background: var(--paper-deep);
  border: 1px solid var(--hairline); border-left: 2px solid var(--kurenai);
}
.form-status[hidden] { display: none; }
.form-status:focus { outline: 1px solid var(--kurenai); outline-offset: 3px; }
button.btn { cursor: pointer; }

/* 法務・プレス系の静的ページ */
.legal-page { padding-top: clamp(170px, 24vh, 250px); }
.legal-updated {
  margin-top: 18px; font-family: var(--f-mono); font-size: 12px;
  letter-spacing: 0.12em; color: var(--ink-faint);
}
.legal-body { display: grid; gap: 24px; margin-top: clamp(42px, 6vw, 72px); }
.legal-body h2 {
  font-family: var(--f-mincho); font-size: clamp(20px, 2vw, 26px);
  letter-spacing: 0.06em; margin: 18px 0 0;
}
.legal-body p, .legal-body li { color: var(--ink-soft); line-height: 2.05; font-size: 15px; }
.legal-body ul { margin: 0; padding-left: 1.4em; display: grid; gap: 10px; }
.legal-body a:not(.btn) { color: var(--kurenai); border-bottom: 1px solid var(--hairline); }
.legal-body .btn { color: var(--paper); border-bottom: 0; margin-top: 8px; }
.press-facts {
  display: grid; border: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--paper-lite) 80%, transparent);
}
.press-facts div { display: grid; grid-template-columns: minmax(140px, 180px) 1fr; border-bottom: 1px solid var(--hairline); }
.press-facts div:last-child { border-bottom: 0; }
.press-facts dt, .press-facts dd { margin: 0; padding: 16px 18px; }
.press-facts dt {
  font-family: var(--f-mono); font-size: 11px; letter-spacing: 0.16em;
  color: var(--ink-faint); text-transform: uppercase; background: var(--paper-deep);
}
.press-facts dd { color: var(--ink); line-height: 1.85; }

/* セクション見出しブロック共通 */
.sec-head { margin-bottom: clamp(40px, 6vw, 72px); }
.sec-head.center { text-align: center; }
.sec-head.center .eyebrow { justify-content: center; }
.sec-head.center .eyebrow::after { content: ""; width: 26px; height: 1px; background: var(--kurenai); display: inline-block; }

/* ============ ブラッシュアップ（各セクション） ============ */
/* 最新作ピックアップ：ホバーでわずかに浮く */
.pickup .pickup-visual { transition: transform 600ms var(--ease); }
.pickup .pickup-visual:hover { transform: translateY(-4px); }

/* キャラクター：立ち絵の下端を自然にフェード＋ホバー演出 */
.char .ph.has-img > img {
  -webkit-mask-image: linear-gradient(to bottom, #000 82%, transparent);
          mask-image: linear-gradient(to bottom, #000 82%, transparent);
  transition: transform 700ms var(--ease);
}
.char { transition: transform 500ms var(--ease); }
.char h4 { transition: color 360ms var(--ease); }
.char:hover { transform: translateY(-4px); }
.char:hover .ph.has-img > img { transform: scale(1.035); }
.char:hover h4 { color: var(--kurenai); }

/* ギャラリー：ホバーで微発光（既存）＋枠を締める */
.gallery .ph { border-color: var(--hairline); }

/* 概要ファクト：ホバーで紙が明るく */
.fact { transition: background 360ms var(--ease); }
.fact:hover { background: var(--paper-lite); }

/* About 作品ブリッジ：ホバーで枠が栞の赤に */
.work-bridge { transition: border-color 420ms var(--ease), transform 420ms var(--ease); }
.work-bridge:hover { border-color: var(--kurenai); transform: translateY(-2px); }

/* 特徴カード：番号の下に細い栞の赤を一筋 */
.feature .num { display: inline-flex; align-items: center; gap: 12px; }
.feature .num::after { content: ""; width: 30px; height: 1px; background: var(--kurenai); opacity: 0.6; }

/* FAQ：開いている項目をほんのり強調 */
.faq details[open] { background: var(--paper-lite); }
.faq details[open] summary { color: var(--kurenai); }

@media (max-width: 640px) {
  .facts,
  .features,
  .chars,
  .gallery,
  .credits {
    grid-template-columns: 1fr;
  }
  .fact,
  .disclosure,
  .work-bridge {
    padding: 24px 18px;
  }
  .credit-block .row {
    display: grid;
    gap: 4px;
  }
  .faq summary {
    padding-inline: 0;
    gap: 14px;
  }
  .form .actions .btn { width: 100%; justify-content: center; }
  .legal-page { padding-top: 140px; }
  .legal-body p, .legal-body li { font-size: 14px; line-height: 1.95; }
  .press-facts div { grid-template-columns: 1fr; }
  .press-facts dt { padding-bottom: 8px; }
  .press-facts dd { padding-top: 8px; }
}