:root {
  --ink: #211d19;
  --muted-ink: #4a4137;
  --paper: #f2eadb;
  --paper-soft: #f7f1e7;
  --paper-deep: #e8dcc9;
  --red: #9f2f32;
  --red-deep: #84282a;
  --gold: #8f642e;
  --charcoal: #211f1b;
  color: var(--ink);
  background: var(--paper);
  font-family: "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", serif;
  font-feature-settings: "palt";
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  min-width: 320px;
  margin: 0;
  background:
    radial-gradient(ellipse at 8% 14%, rgba(97, 68, 36, .12), transparent 36%),
    radial-gradient(ellipse at 88% 6%, rgba(188, 148, 95, .10), transparent 34%),
    radial-gradient(ellipse at 55% 72%, rgba(114, 75, 36, .09), transparent 44%),
    var(--paper);
  font-weight: 500;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  opacity: .13;
  mix-blend-mode: multiply;
  background-image:
    repeating-linear-gradient(87deg, rgba(75, 52, 28, .16) 0 1px, transparent 1px 13px),
    repeating-linear-gradient(3deg, rgba(255, 255, 255, .24) 0 1px, transparent 1px 17px),
    radial-gradient(ellipse at 27% 18%, rgba(93, 65, 36, .20), transparent 32%),
    radial-gradient(ellipse at 72% 66%, rgba(144, 105, 62, .16), transparent 38%);
}

img { display: block; max-width: 100%; }

.legacy-page { overflow: hidden; width: 100%; background: var(--paper); }

.page-shell { width: min(1120px, calc(100% - 96px)); margin-inline: auto; }

.paper-section {
  position: relative;
  background-color: var(--paper-soft);
  background-image:
    radial-gradient(ellipse at 15% 8%, rgba(112, 78, 38, .105), transparent 41%),
    radial-gradient(ellipse at 90% 35%, rgba(176, 130, 72, .075), transparent 38%),
    radial-gradient(ellipse at 45% 96%, rgba(91, 64, 34, .075), transparent 45%),
    linear-gradient(180deg, rgba(255, 255, 255, .31), rgba(104, 79, 45, .045)),
    repeating-linear-gradient(96deg, rgba(71, 48, 25, .022) 0 1px, transparent 1px 11px),
    repeating-linear-gradient(4deg, rgba(255, 255, 255, .15) 0 1px, transparent 1px 19px);
  background-size: auto, auto, auto, auto, auto, auto;
}

.paper-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .11;
  mix-blend-mode: multiply;
  background:
    radial-gradient(ellipse at 22% 28%, rgba(74, 50, 25, .18), transparent 34%),
    radial-gradient(ellipse at 76% 72%, rgba(155, 114, 62, .14), transparent 36%),
    repeating-linear-gradient(91deg, rgba(73, 48, 25, .16) 0 1px, transparent 1px 16px);
}

.paper-section > * {
  position: relative;
  z-index: 1;
}

.legacy-hero {
  position: relative;
  min-height: min(760px, 64vw);
  overflow: hidden;
  color: #f9f6ef;
  background: #161513;
}

.legacy-hero__visual,
.legacy-hero__shade { position: absolute; inset: 0; }

.legacy-hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 47% 48%;
  transform: translateY(-3%) scale(1.2);
  transform-origin: center;
  filter: brightness(1.06) saturate(1.22) contrast(1.03);
}

.legacy-hero__shade {
  background: radial-gradient(
    ellipse at center 68%,
    rgba(0, 0, 0, .78) 0%,
    rgba(0, 0, 0, .58) 28%,
    rgba(0, 0, 0, .24) 48%,
    transparent 78%
  );
}

.legacy-hero__content {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: min(760px, 64vw);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-block: 60px;
  text-align: center;
  text-shadow: none;
}

.legacy-hero__story-image {
  display: block;
  width: min(37.8vw, 576px);
  height: auto;
  filter: drop-shadow(1px 0 0 rgba(255, 251, 241, .92)) drop-shadow(-1px 0 0 rgba(255, 251, 241, .92)) drop-shadow(0 1px 0 rgba(255, 251, 241, .92)) drop-shadow(0 -1px 0 rgba(255, 251, 241, .92));
}

.legacy-hero h1 {
  width: min(42vw, 640px);
  max-width: 100%;
  margin: 30px auto 0;
  font-size: clamp(30px, 3.4vw, 44px);
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.38;
  color: #f8efe2;
  text-align: center;
  text-shadow: 0 1px 2px rgba(0, 0, 0, .68);
  -webkit-text-stroke: 0;
}

.legacy-hero h1 > span {
  display: table;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto .12em;
  padding: 0 .24em .04em;
  white-space: nowrap;
  background: transparent;
}

.legacy-hero h1 > span:last-child { margin-bottom: 0; }
.legacy-hero__dna {
  color: #ec6436;
  font-weight: 900;
  text-shadow: 0 1px 1px rgba(0, 0, 0, .42);
}

.legacy-hero__lead {
  margin: 38px auto 0;
  font-size: clamp(17px, 1.55vw, 21px);
  font-weight: 700;
  letter-spacing: .025em;
  line-height: 2;
  color: #f8efe2;
  text-align: center;
  text-shadow: 0 1px 2px rgba(0, 0, 0, .68);
  -webkit-text-stroke: 0;
}

.legacy-hero__lead-line {
  display: table;
  margin: 0 auto .20em;
  padding: 0 .34em .04em;
  background: transparent;
}

.legacy-hero__lead-line:last-child { margin-bottom: 0; }


.origin-section { padding-block: 70px 35px; }

.origin-section__inner {
  display: grid;
  grid-template-columns: minmax(365px, .92fr) minmax(500px, 1.08fr);
  gap: clamp(38px, 5vw, 66px);
  align-items: center;
}

.origin-section__copy {
  transform: translateY(-32px);
}

.origin-section h2,
.cinema-section h2 {
  margin: 0;
  font-size: clamp(26px, 2.75vw, 38px);
  font-weight: 700;
  letter-spacing: .045em;
  line-height: 1.64;
  text-shadow: 0 .8px 0 rgba(255, 255, 255, .58), 0 2px 0 rgba(82, 58, 33, .10);
  -webkit-text-stroke: .12px rgba(33, 29, 25, .35);
}

/* STORY以降を歴史展示向けの明朝体へ統一。HEROの構造は維持する。 */
.origin-section,
.cinema-section,
.turning-point,
.evolution-section,
.legacy-closing {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  letter-spacing: .01em;
  line-height: 1.85;
}

.origin-section h2,
.cinema-section h2,
.evolution-section__year,
.evolution-section__intro h2,
.legacy-closing h2 {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  letter-spacing: .01em;
  line-height: 1.4;
}

.turning-point h2,
.evolution-section__message blockquote,
.evolution-section__message strong,
.legacy-closing__dna strong {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  letter-spacing: .01em;
  line-height: 1.4;
}

.origin-section__body p,
.cinema-section__copy p,
.turning-point__prelude,
.evolution-section__intro p:last-child,
.evolution-timeline li,
.evolution-section__message p,
.legacy-closing p {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  letter-spacing: .01em;
  line-height: 1.85;
}

.origin-section h2,
.cinema-section h2,
.evolution-section__intro h2,
.legacy-closing h2,
.turning-point h2 {
  font-weight: 600;
}

.origin-section h2,
.cinema-section h2,
.legacy-closing h2 {
  line-height: 1.45;
}

.origin-section h2 { white-space: nowrap; }

.short-rule {
  display: block;
  width: 100%;
  max-width: 31rem;
  height: 2px;
  margin: 17px 0 21px;
  background: linear-gradient(90deg, var(--red), rgba(159, 47, 50, .32));
}

.origin-section__body { position: relative; display: grid; gap: 18px; }

.evolution-section__mark { display: none; }

.origin-section__body p,
.cinema-section__copy p {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .025em;
  line-height: 1.95;
  color: var(--muted-ink);
}

.photo-collage {
  position: relative;
  min-height: 390px;
}

.photo-collage figure {
  margin: 0;
  overflow: hidden;
  box-sizing: border-box;
  border: 1px solid rgba(95, 70, 50, .16);
  background: #e7dcc7;
  background-image: none;
  line-height: 0;
  outline: none;
  box-shadow: inset 0 0 0 1px rgba(80, 60, 40, .12), 0 10px 22px rgba(55, 40, 28, .14);
  backface-visibility: hidden;
  transform-origin: center center;
}

.photo-collage figure::before,
.photo-collage figure::after { content: none; }

.photo-collage img { display: block; width: 100%; height: 100%; object-fit: cover; }

.photo-collage__a {
  position: absolute;
  inset: -3% 6% 7% 6%;
  overflow: visible !important;
}

.photo-collage__a {
  transform: rotate(.15deg);
}

.photo-collage__a img { object-position: center; filter: grayscale(.72) sepia(.28) contrast(.92) brightness(.96); transform: scale(1.002); }

.photo-collage__b {
  position: absolute;
  right: -1%;
  left: auto;
  bottom: -1%;
  width: 52%;
  height: 50%;
  transform: rotate(-1.2deg);
}

.photo-collage__b img { object-position: center; filter: grayscale(.72) sepia(.28) contrast(.92) brightness(.96); transform: scale(1.002); }

.photo-collage__badge {
  position: absolute;
  z-index: 3;
  left: 0;
  bottom: 0;
  width: 19.8%;
  aspect-ratio: 1;
  overflow: visible !important;
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  transform: translate(-50%, 50%);
}

.photo-collage__badge img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 2px 2px rgba(35, 28, 20, .24));
}

.cinema-section {
  padding-block: 27px 44px;
  border-top: none;
  background-color: var(--paper-soft);
}

/* 起点から映画館ネットワークまで、同じ紙の上に続いて見せる。 */
.origin-section,
.cinema-section {
  border: 0;
  box-shadow: none;
  background-attachment: fixed;
}

/* SINCE 1930の紙面は「全国の映画館へ。」と同じ紙色でつなぐ。 */
.origin-section { background-color: var(--paper-soft); }

.origin-section::before,
.cinema-section::before {
  background-attachment: fixed;
}

.cinema-section__inner {
  display: grid;
  grid-template-columns: minmax(350px, 390px) 1fr;
  gap: 36px;
  align-items: center;
}

.cinema-logos {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: clamp(7px, .7vw, 9px);
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 560px;
  justify-content: center;
}

.cinema-logos li {
  display: grid;
  min-height: 104px;
  place-items: center;
}

.cinema-logos img {
  width: 82%;
  max-width: 79px;
  max-height: 77px;
  object-fit: contain;
}

.turning-point {
  position: relative;
  overflow: hidden;
  color: #efe8d9;
  background:
    radial-gradient(ellipse at 18% 22%, rgba(188, 148, 95, .10), transparent 34%),
    radial-gradient(ellipse at 82% 74%, rgba(125, 64, 40, .12), transparent 38%),
    repeating-linear-gradient(0deg, rgba(239, 232, 217, .035) 0 1px, transparent 1px 23px),
    repeating-linear-gradient(90deg, rgba(239, 232, 217, .025) 0 1px, transparent 1px 31px),
    var(--charcoal);
}

.turning-point::before {
  content: none;
  position: absolute;
  right: -2%;
  bottom: 16px;
  width: 64%;
  color: rgba(239, 232, 217, .075);
  font-size: 42px;
  font-weight: 700;
  letter-spacing: .18em;
  line-height: 1.42;
  text-align: right;
}

.turning-point::after {
  content: "";
  position: absolute;
  right: 7%;
  top: 28px;
  bottom: 28px;
  width: 12%;
  opacity: .08;
  background: repeating-linear-gradient(90deg, rgba(239, 232, 217, .28) 0 1px, transparent 1px 11px);
}

.turning-point__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(42px, 7vw, 90px);
  align-items: center;
  min-height: 270px;
  padding-block: 42px;
}

.turning-point__prelude,
.turning-point h2 { margin: 0; }

.turning-point__prelude {
  font-size: clamp(15px, 1.38vw, 18px);
  font-weight: 500;
  letter-spacing: .035em;
  line-height: 1.9;
  text-shadow: 0 1px 0 rgba(0, 0, 0, .28);
}

.turning-point h2 {
  font-size: clamp(32px, 3.5vw, 49px);
  font-weight: 700;
  letter-spacing: .035em;
  line-height: 1.53;
  text-shadow: 0 2px 0 rgba(0, 0, 0, .22);
  -webkit-text-stroke: .12px rgba(239, 232, 217, .42);
}

.turning-point h2 {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  white-space: nowrap;
  line-height: 1.24;
}
.challenge-line { display: inline-flex; align-items: baseline; }
.challenge-main { color: #bd4a43; font-size: .62em; }
.challenge-small { color: #efe8d9; font-size: .62em; }
.challenge-particle { margin-left: .12em; vertical-align: baseline; }
.turning-point h2 .challenge-small { margin: 0; }
.turning-point h2 > .challenge-small:last-child { margin-top: .12em; }
.turning-point h2 .challenge-main { color: #bd4a43; }
.turning-point h2 .challenge-small { color: #efe8d9; }

.brush-mark { display: none; }

.evolution-section {
  padding-block: 64px 60px;
  background-color: #f4ead9;
  border-top: 1px solid rgba(112, 91, 57, .16);
}

.evolution-section__inner {
  display: grid;
  grid-template-columns: .75fr 1.15fr 1fr;
  gap: clamp(30px, 4vw, 55px);
  align-items: center;
}

.evolution-section__year {
  margin: 0 0 6px;
  color: var(--gold);
  font-size: clamp(39px, 3.75vw, 52px);
  font-weight: 700;
  line-height: 1;
}

.legacy-year {
  color: var(--gold);
  font-weight: 700;
  line-height: 1;
}

.legacy-year--origin {
  margin: 0 0 14px;
  font-size: clamp(58px, 6.4vw, 112px);
  white-space: nowrap;
}

.since-label { font-size: .8em; }

.evolution-section__intro h2 {
  margin: 0 0 18px;
  color: var(--red);
  font-size: clamp(28px, 2.75vw, 40px);
  font-weight: 600;
  letter-spacing: .035em;
  line-height: 1.35;
  text-shadow: 0 1px 0 rgba(255, 255, 255, .58);
  -webkit-text-stroke: .12px rgba(159, 47, 50, .28);
}

.evolution-section__intro { position: relative; isolation: isolate; }

.evolution-section__intro::before {
  content: "";
  position: absolute;
  z-index: 0;
  /* 左カラム全体をゆるく包む、創業時の大きな透かしマーク。 */
  top: 11%;
  left: calc(18% + 14px);
  width: min(97.2%, 270px);
  aspect-ratio: 1;
  pointer-events: none;
  opacity: .34;
  background: url("assets/images/ichiba-mark-transparent.png") center / contain no-repeat;
}

.evolution-section__intro > * { position: relative; z-index: 1; }

.evolution-section__intro h2 .company-name { color: var(--red); }
.evolution-section__intro h2 .birth-word {
  margin-left: .2em;
  color: var(--ink);
  font-size: .8em;
}

.evolution-section__rule { display: none; }

.evolution-section__intro p:last-child {
  margin: 0;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: .03em;
  line-height: 1.9;
  color: var(--muted-ink);
}

.evolution-timeline {
  position: relative;
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 4px 0 12px 92px;
  list-style: none;
}

.evolution-timeline::before {
  content: "";
  position: absolute;
  top: 12px;
  bottom: 10px;
  left: 18px;
  width: 3px;
  background: linear-gradient(180deg, rgba(159, 47, 50, .55), var(--red) 17%, var(--red) 86%, rgba(159, 47, 50, .70));
}

.evolution-timeline::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 10px;
  border-top: 15px solid var(--red);
  border-right: 9px solid transparent;
  border-left: 9px solid transparent;
}

.evolution-timeline li {
  position: relative;
  min-height: 42px;
  display: flex;
  align-items: center;
  font-size: clamp(13.2px, 1.28vw, 15.8px);
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1.65;
  white-space: nowrap;
}

.evolution-timeline li::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -77px;
  width: 9px;
  height: 9px;
  border: 0;
  border-radius: 50%;
  background: var(--red);
  transform: translateY(-50%);
}

.evolution-timeline li::after {
  content: "";
  position: absolute;
  top: 50%;
  left: -50px;
  display: grid;
  width: 42px;
  height: 42px;
  border: 0;
  background-color: transparent;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  transform: translateY(-50%);
}

.evolution-timeline li:nth-child(1)::after { background-image: url("assets/icons/cinema.png"); }
.evolution-timeline li:nth-child(2)::after { background-image: url("assets/icons/housing-exhibition.png"); }
.evolution-timeline li:nth-child(3)::after { background-image: url("assets/icons/storefront.png"); }
.evolution-timeline li:nth-child(4)::after { background-image: url("assets/icons/website.png"); }
.evolution-timeline li:nth-child(5)::after { background-image: url("assets/icons/recruitment.png"); }
.evolution-timeline li:nth-child(6)::after { background-image: url("assets/icons/event.png"); }

.evolution-section__message {
  max-width: 370px;
  margin-left: -70px;
  text-align: left;
}

.evolution-section__message blockquote {
  position: relative;
  margin: 0 0 17px;
  color: var(--red);
  font-size: clamp(22px, 2.2vw, 29px);
  font-weight: 600;
  letter-spacing: .035em;
  line-height: 1.58;
  white-space: nowrap;
  text-shadow: 0 1px 0 rgba(255, 255, 255, .54);
  -webkit-text-stroke: .12px rgba(159, 47, 50, .20);
}

.evolution-section__message blockquote::before {
  content: none;
}

.evolution-section__message p {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .02em;
  line-height: 1.85;
  color: var(--muted-ink);
}

.evolution-section__message strong {
  display: block;
  margin: 10px 0 7px;
  color: var(--red);
  font-size: clamp(21px, 2.1vw, 29px);
  font-weight: 600;
  letter-spacing: .025em;
  line-height: 1.5;
}

.legacy-closing {
  padding-block: 72px 80px;
  background:
    linear-gradient(rgba(244, 234, 217, .66) 0%, rgba(231, 217, 196, .74) 24%, rgba(222, 208, 188, .78) 100%),
    url("assets/images/senei_ichiba_logowall.png") center / cover no-repeat;
  border-top: none;
  border-bottom: none;
}

.legacy-closing::after {
  display: none;
}
.legacy-closing__inner { text-align: center; }

.legacy-closing__contrast {
  display: grid;
  width: min(780px, 100%);
  margin-inline: auto;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(18px, 2.5vw, 34px);
  align-items: center;
  text-align: left;
}

.legacy-then,
.legacy-now { max-width: 330px; }
.legacy-then { justify-self: end; padding-right: 24px; text-align: right; }
.legacy-now { justify-self: start; padding-left: 24px; text-align: left; }

.legacy-closing h2 {
  margin: 0 0 8px;
  font-size: clamp(24px, 2vw, 32px);
  font-weight: 600;
  letter-spacing: .035em;
  text-shadow: 0 1px 0 rgba(255, 255, 255, .50);
  -webkit-text-stroke: .12px rgba(33, 29, 25, .25);
}

.legacy-closing h2:nth-of-type(2) { margin-top: 22px; }

.legacy-closing p {
  margin: 0;
  font-size: clamp(16px, 1.35vw, 18px);
  font-weight: 500;
  letter-spacing: .025em;
  line-height: 1.85;
  color: var(--muted-ink);
}

.legacy-closing__dna {
  position: relative;
  margin-top: 56px;
  padding-top: 48px;
  border-top: none;
}

.legacy-closing__dna::before {
  display: none;
}

.legacy-closing__dna p {
  font-size: clamp(16px, 1.45vw, 19px);
  font-weight: 600;
  letter-spacing: .035em;
  line-height: 1.8;
}

.legacy-closing__dna strong {
  display: block;
  margin: 8px 0 13px;
  color: var(--red);
  font-size: clamp(28px, 3.1vw, 43px);
  font-weight: 700;
  letter-spacing: .035em;
  line-height: 1.45;
  text-shadow: 0 1px 0 rgba(255, 255, 255, .50);
  -webkit-text-stroke: .12px rgba(159, 47, 50, .24);
}

.legacy-closing__dna strong:last-child {
  color: var(--ink);
  font-size: clamp(25px, 2.65vw, 37px);
}

.legacy-closing__dna .dna-text { color: inherit; }

.mobile-only-break { display: none; }
.desktop-only-break { display: none; }

/* STORY以降の最終フォント整理。個別指定より後に置き、文中の混在を防ぐ。 */
.origin-section h2,
.cinema-section h2,
.turning-point h2,
.legacy-year,
.evolution-section__year,
.evolution-section__intro h2,
.evolution-section__message blockquote,
.evolution-section__message strong,
.legacy-closing h2,
.legacy-closing__dna strong {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  letter-spacing: .01em;
  line-height: 1.4;
}

.origin-section__body p,
.cinema-section__copy p,
.turning-point__prelude,
.evolution-section__intro p:last-child,
.evolution-timeline li,
.evolution-section__message p,
.legacy-closing p,
.legacy-closing__dna p {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  letter-spacing: .01em;
  line-height: 1.9;
}

/* 展示キャプションに相当する短文は一段だけ強くする。 */
.evolution-timeline li {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
}

.origin-history-copy,
.cinema-network-copy,
.evolution-intro-copy {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 600;
}

@media (min-width: 1024px) {
  .desktop-only-break { display: inline; }
  .cinema-network-line { white-space: nowrap; }
  .legacy-closing {
    background-image:
      linear-gradient(rgba(244, 234, 217, .66) 0%, rgba(231, 217, 196, .74) 24%, rgba(222, 208, 188, .78) 100%),
      url("assets/images/senei_ichiba_pc.png");
  }
  .origin-section h2 { white-space: nowrap; }
  .cinema-network-copy { white-space: normal; }
  .cinema-logos { grid-template-columns: repeat(6, 79px); margin-inline: auto; }
  .origin-section__inner { grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); }
  .origin-copy,
  .origin-history-copy,
  .evolution-intro-copy,
  .message-copy-first,
  .message-copy-last,
  .cinema-network-copy { font-size: 17px !important; line-height: 2 !important; }
  .origin-copy,
  .origin-history-copy,
  .evolution-intro-copy,
  .message-copy-first,
  .message-copy-last { letter-spacing: .015em; white-space: normal; }
}

@media (min-width: 1024px) and (max-width: 1080px) {
  .page-shell { width: min(100% - 48px, 1120px); }
  .origin-section__inner { gap: 30px; }
  .photo-collage { min-height: 350px; }
  .origin-copy,
  .origin-history-copy,
  .evolution-intro-copy,
  .message-copy-first,
  .message-copy-last,
  .cinema-network-copy { white-space: normal; font-size: 15px !important; line-height: 1.9 !important; }
  .cinema-section__inner { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 24px; }
  .cinema-logos { grid-template-columns: repeat(6, minmax(0, 1fr)); max-width: none; }
  .cinema-logos li { min-height: 88px; }
  .evolution-section__inner { grid-template-columns: minmax(0, .8fr) minmax(0, 1.05fr) minmax(0, .95fr); gap: 24px; }
  .evolution-section__message { margin-left: -20px; }
}

@media (min-width: 681px) and (max-width: 1023px) {
  .page-shell { width: min(100% - 80px, 720px); }
  .legacy-closing {
    background-image:
      linear-gradient(rgba(244, 234, 217, .66) 0%, rgba(231, 217, 196, .74) 24%, rgba(222, 208, 188, .78) 100%),
      url("assets/images/senei_ichiba_pc.png");
  }
  .legacy-hero, .legacy-hero__content { min-height: 570px; }

  .origin-section { padding-block: 62px 48px; }
  .origin-section__inner,
  .cinema-section__inner,
  .evolution-section__inner { grid-template-columns: 1fr; }
  .origin-section__inner { gap: 34px; }
  .origin-section__copy { width: min(100%, 590px); margin-inline: auto; transform: translateY(-18px); }
  .photo-collage { width: 85%; min-height: 340px; margin-inline: auto; }

  .cinema-section__inner { gap: 28px; }
  .cinema-section__copy { width: min(100%, 590px); margin-inline: auto; }
  .cinema-logos { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px 20px; width: min(100%, 420px); margin-inline: auto; }
  .cinema-logos li { min-height: 66px; }
  .cinema-logos img { width: 65.6%; max-width: 63px; max-height: 62px; }
  .cinema-logos li:nth-child(-n + 3) { transform: translateX(-28px); }
  .cinema-logos li:nth-child(n + 4) { transform: translateX(28px); }

  .turning-point__inner { grid-template-columns: 1fr; gap: 30px; min-height: 0; padding-block: 48px 52px; }
  .turning-point__prelude { width: min(100%, 560px); margin-inline: auto; }
  .turning-point h2 { width: min(100%, 560px); margin-inline: auto; font-size: clamp(44px, 6vw, 54px); }

  .evolution-section { padding-block: 58px 54px; }
  .evolution-section__inner { gap: 42px; }
  .evolution-section__intro { display: grid; grid-template-columns: max-content max-content minmax(0, 1fr); grid-template-rows: auto auto auto; column-gap: 48px; align-items: start; width: min(100%, 590px); margin-inline: auto; transform: translateY(-18px); }
  .evolution-section__year { grid-column: 1; grid-row: 1; font-size: clamp(49px, 5vw, 55px); }
  .evolution-section__intro h2 { grid-column: 1; grid-row: 2; }
  .evolution-section__intro p:last-child { grid-column: 2; grid-row: 2; align-self: center; width: max-content; margin: 0 0 0 91px; transform: translateY(-22px); }
  .evolution-section__rule { display: block; grid-column: 1 / -1; grid-row: 3; width: 100%; max-width: 31rem; margin: 0; }
  .evolution-timeline { max-width: 480px; margin-inline: auto; }
  .evolution-timeline li { font-size: clamp(14px, 1.45vw, 15px); }
  .origin-section__body p,
  .cinema-section__copy p,
  .turning-point__prelude,
  .evolution-section__intro p:last-child,
  .evolution-section__message p,
  .legacy-closing p { font-size: 16px; }
  .evolution-section__message { max-width: 520px; margin-inline: auto; }
}

@media (max-width: 680px) {
  .page-shell { width: calc(100% - 44px); }
  .legacy-hero, .legacy-hero__content { min-height: 530px; }
  .legacy-hero__visual img { object-position: 47% 47%; }
  .legacy-hero__content { justify-content: center; padding-block: 42px; }
  .legacy-hero__story-image { width: min(55.35vw, 283.5px); }
  .legacy-hero__dna { color: #ec6436; }
  .legacy-hero h1 { width: min(82vw, 420px); margin-top: 24px; font-size: clamp(24px, 7.6vw, 34px); line-height: 1.45; letter-spacing: .015em; }
  .legacy-hero__lead { margin-top: 29px; font-size: clamp(15px, 3.8vw, 16px); line-height: 2; letter-spacing: 0; white-space: normal; }
  .legacy-hero__lead-line { font-weight: 700; }
  .origin-section { padding-block: 54px 40px; }
  .origin-section .page-shell,
  .cinema-section .page-shell,
  .turning-point .page-shell { width: calc(100% - 56px); }
  .origin-section__inner,
  .cinema-section__inner { grid-template-columns: 1fr; }
  .origin-section__inner { gap: 34px; }
  .cinema-section__inner { gap: 26px; }
  .origin-section__copy { transform: translateY(-16px); }
  .origin-section h2, .cinema-section h2 { font-size: 25px; letter-spacing: .01em; }
  .legacy-year--origin { font-size: clamp(45px, 14.4vw, 70px); margin-bottom: 10px; }
  .origin-section__body p, .cinema-section__copy p { font-size: clamp(15px, 3.8vw, 16px); line-height: 1.9; letter-spacing: 0; }
  .origin-history-copy,
  .origin-copy,
  .cinema-network-copy { white-space: normal; }
  .mobile-only-break { display: inline; }
  .origin-copy,
  .origin-history-copy,
  .evolution-intro-copy,
  .message-copy-first,
  .message-copy-last { white-space: normal; }
  .origin-copy { white-space: nowrap; }
  .photo-collage { width: 80%; min-height: 242px; margin-inline: auto; transform: translateX(6px); }
  .photo-collage__a { inset: -2% 8% 12% -2%; }
  .photo-collage__b { right: -1%; left: auto; bottom: 0; width: 55%; height: 48%; }
  .photo-collage__badge { width: 22.77%; }
  .legacy-hero__dna {
    color: #ec6436;
  }
  .cinema-section { padding-block: 33px 39px; }
  .cinema-logos { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; width: min(100%, 330px); margin-inline: auto; }
  .cinema-logos li { min-height: 76px; }
  .cinema-logos img { max-width: 72px; max-height: 68px; }
  .turning-point__inner { grid-template-columns: 1fr; gap: 26px; min-height: 350px; padding-block: 44px 47px; }
  .turning-point__prelude { font-size: 15px; line-height: 1.85; }
  .turning-point h2 { font-size: 30px; line-height: 1.55; }
  .turning-point h2 { white-space: normal; line-height: 1.24; }
  .evolution-section { padding-block: 52px 48px; }
  .evolution-section__inner { grid-template-columns: 1fr; gap: 38px; }
  .evolution-section__intro { display: grid; justify-items: center; text-align: center; }
  .evolution-section__year { font-size: 43px; }
  .evolution-section__intro h2 { font-size: 33px; }
  .evolution-section__intro p:last-child { font-size: 15px; }
  .evolution-timeline { width: min(100%, 310px); margin-inline: auto; padding-left: 78px; }
  .evolution-timeline::before { left: 16px; }
  .evolution-timeline::after { left: 8px; }
  .evolution-timeline li { font-size: 15px; }
  .evolution-timeline li::before { left: -65px; }
  .evolution-timeline li::after { left: -45px; width: 37px; height: 37px; }
  .evolution-section__message blockquote { font-size: 26px; }
  .evolution-section__message { width: min(100%, 330px); max-width: none; margin-inline: auto; text-align: center; }
  .evolution-section__message blockquote { white-space: normal; }
  .evolution-section__message p { font-size: 15px; }
  .evolution-section__message strong { font-size: 24px; }
  .legacy-closing { padding-block: 40px 44px; background-image: linear-gradient(rgba(244, 234, 217, .72), rgba(231, 217, 196, .78)), url("assets/images/legacy-closing-background.png"); background-position: center; background-repeat: no-repeat; background-size: cover; }
  .legacy-closing__contrast { grid-template-columns: 1fr; gap: 28px; }
  .legacy-then, .legacy-now { max-width: 330px; justify-self: center; padding: 0; text-align: center; }
  .legacy-then { order: 1; }
  .legacy-now { order: 2; }
  .legacy-closing h2 { font-size: 23px; }
  .legacy-closing p { font-size: 15px; }
  .legacy-closing p br { display: inline; }
  .legacy-closing__dna { margin-top: 26px; padding-top: 24px; }
  .legacy-closing__dna p { font-size: 15px; }
  .legacy-closing__dna strong { margin: 8px 0 12px; font-size: 26px; line-height: 1.55; }
}

/* 1025px〜1080px：本文エリアの左右に余白を確保。 */
@media (min-width: 1025px) and (max-width: 1080px) {
  .page-shell { width: min(calc(100% - 96px), 1120px); }
}

/* 681px〜1023px：1993ロゴを「方法も」付近の中央へ移動。 */
@media (min-width: 681px) and (max-width: 1023px) {
  .legacy-closing {
    background-image:
      linear-gradient(rgba(244, 234, 217, .66) 0%, rgba(231, 217, 196, .74) 24%, rgba(222, 208, 188, .78) 100%),
      url("assets/images/senei_ichiba_pc.png");
  }
  .evolution-section__intro::before {
    top: 56%;
    left: calc(50% + 180px);
    width: min(87.5%, 243px);
    transform: translate(-50%, -50%);
  }
}

/* 680px以下：1993ロゴをタイトル直上の専用スペースへ移動。 */
@media (max-width: 680px) {
  .origin-section .page-shell,
  .cinema-section .page-shell,
  .turning-point .page-shell,
  .evolution-section .page-shell { width: calc(100% - 56px); }
  .legacy-year--origin { font-size: clamp(43px, 13.5vw, 66px); }
  .evolution-section__intro {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .evolution-section__intro::before { display: none; }
  .evolution-section__mark {
    display: block;
    width: min(87.5%, 243px);
    margin: 0 auto 8px;
  }
  .evolution-section__mark img { display: block; width: 100%; height: auto; }
  .evolution-section__mark img { opacity: 1; filter: saturate(1.35) brightness(.86) contrast(1.06); mix-blend-mode: normal; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }