/* ==========================================================================
   mer-story.css — 2026-08-03 改稿分
   内田FB: ①ストーリーが唐突 ②数字がダサい ③実践がつまらない
           ④フッターの改行 ⑤CTAの工夫 ⑥キャラをあちこちに
   mer.css の後に読み込む（後勝ちで上書きする）。
   ========================================================================== */

/* ---------- STORY：夜の部屋を地に敷き、4節の物語にする ---------- */
.mer-story {
  position: relative;
  isolation: isolate;
  padding-block: clamp(96px, 13vh, 150px);
  color: #eef2fa;
}

.mer-story::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(92deg, rgba(6, 9, 16, 0.96) 0%, rgba(6, 9, 16, 0.90) 42%,
      rgba(6, 9, 16, 0.55) 72%, rgba(6, 9, 16, 0.72) 100%),
    url("../img/story-zero.webp") 72% 50% / cover no-repeat,
    #06090f;
}

.mer-story .mer-heading,
.mer-story .mer-saga h3 { color: #f4f7ff; }
.mer-story .mer-kicker { color: rgba(184, 204, 244, 0.78); }

.mer-story__lead,
.mer-story__close { color: rgba(224, 232, 248, 0.86); }

.mer-story__lead {
  max-width: 40em;
  margin-top: clamp(20px, 3vh, 34px);
  font-size: clamp(0.98rem, 1.15vw, 1.14rem);
  line-height: 1.95;
  text-wrap: pretty;
}

.mer-saga {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(20px, 2.4vw, 34px);
  margin: clamp(48px, 7vh, 84px) 0 0;
  padding: 0;
  list-style: none;
}

.mer-saga__step {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(18px, 2vw, 26px);
  border: 1px solid rgba(190, 208, 244, 0.16);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(18, 26, 44, 0.62), rgba(10, 15, 26, 0.52));
}

.mer-saga__step:nth-child(odd) { transform: translateY(-10px); }

.mer-saga__fig {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: clamp(150px, 17vh, 210px);
  margin-bottom: 14px;
}

.mer-saga__fig img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 16px 26px rgba(0, 0, 0, 0.55));
}

.mer-saga__no {
  margin: 0 0 6px;
  color: rgba(240, 178, 46, 0.92);
  font-family: var(--mer-latin);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.mer-saga h3 {
  margin: 0 0 10px;
  font-size: clamp(1.05rem, 1.35vw, 1.32rem);
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.mer-saga p {
  margin: 0;
  color: rgba(214, 224, 244, 0.80);
  font-size: 0.9rem;
  line-height: 1.85;
  text-wrap: pretty;
}

.mer-saga strong {
  color: #ffd68a;
  font-weight: 800;
}

.mer-story__close {
  max-width: 46em;
  margin: clamp(40px, 6vh, 70px) auto 0;
  font-size: clamp(0.98rem, 1.2vw, 1.16rem);
  line-height: 1.95;
  text-align: center;
  text-wrap: pretty;
}

@media (max-width: 980px) {
  .mer-saga { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mer-saga__step:nth-child(odd) { transform: none; }
  .mer-story::before {
    background:
      linear-gradient(178deg, rgba(6, 9, 16, 0.92) 0%, rgba(6, 9, 16, 0.80) 46%,
        rgba(6, 9, 16, 0.94) 100%),
      url("../img/story-zero-sp.webp") 68% 40% / cover no-repeat,
      #06090f;
  }
}

@media (max-width: 560px) {
  .mer-saga { grid-template-columns: 1fr; }
  .mer-saga__fig { height: 170px; }
}

/* ---------- PROOF：台帳。装飾を足さず、罫線と数字だけで格を出す ---------- */
.mer-proof {
  position: relative;
  isolation: isolate;
  padding-block: clamp(96px, 13vh, 150px);
  color: #f2f5fb;
}

.mer-proof::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 70% 60% at 22% 18%, rgba(34, 46, 78, 0.55), transparent 68%),
    #080b12;
}

.mer-proof .mer-heading { color: #f6f8fd; }
.mer-proof .mer-kicker { color: rgba(186, 204, 242, 0.72); }

.mer-ledger {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(30px, 4vw, 72px);
  align-items: start;
  margin-top: clamp(46px, 6vh, 76px);
  padding-top: clamp(30px, 4vh, 48px);
  border-top: 1px solid rgba(214, 228, 255, 0.24);
}

.mer-ledger__label {
  margin: 0 0 10px;
  color: rgba(240, 178, 46, 0.92);
  font-family: var(--mer-latin);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.22em;
}

.mer-ledger__figure {
  display: flex;
  align-items: baseline;
  gap: 0.35em;
  margin: 0;
  font-family: var(--mer-latin);
  line-height: 0.88;
}

.mer-ledger__figure span {
  font-size: clamp(4.4rem, 9vw, 8.6rem);
  font-weight: 800;
  letter-spacing: -0.045em;
}

.mer-ledger__figure small {
  font-family: var(--mer-display);
  font-size: clamp(0.9rem, 1.3vw, 1.15rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: rgba(226, 234, 250, 0.72);
}

.mer-ledger__note {
  margin: 18px 0 0;
  color: rgba(206, 218, 240, 0.66);
  font-size: 0.84rem;
  line-height: 1.8;
}

.mer-ledger__note time { color: rgba(206, 218, 240, 0.44); }

.mer-ledger__rows {
  display: grid;
  gap: 0;
  margin: 0;
}

.mer-ledger__rows > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px 24px;
  align-items: baseline;
  padding: clamp(18px, 2.4vh, 26px) 0;
  border-bottom: 1px solid rgba(214, 228, 255, 0.14);
}

.mer-ledger__rows > div:first-child { border-top: 1px solid rgba(214, 228, 255, 0.14); }

.mer-ledger__rows dt {
  color: rgba(206, 218, 240, 0.78);
  font-size: 0.92rem;
  letter-spacing: 0.01em;
}

.mer-ledger__rows dd {
  display: flex;
  align-items: baseline;
  gap: 0.32em;
  margin: 0;
  font-family: var(--mer-latin);
  white-space: nowrap;
}

.mer-ledger__rows dd span {
  font-size: clamp(1.9rem, 3.1vw, 2.85rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.mer-ledger__rows dd small {
  font-family: var(--mer-display);
  font-size: 0.78rem;
  font-weight: 700;
  color: rgba(226, 234, 250, 0.62);
}

@media (max-width: 860px) {
  .mer-ledger { grid-template-columns: 1fr; }
  .mer-ledger__rows > div { grid-template-columns: 1fr; gap: 4px; }
  .mer-ledger__rows dd { justify-content: flex-start; }
}

/* ---------- PHILOSOPHY：コピーは中央、絵は横長の帯1本 ---------- */
.mer-philosophy__layout {
  display: block;
  text-align: center;
}

.mer-philosophy__head {
  max-width: 46em;
  margin-inline: auto;
}

.mer-philosophy__head .mer-hero-note,
.mer-philosophy__head .mer-lead-statement { margin-inline: auto; }
.mer-philosophy__head .mer-hero-note { max-width: 40em; }

.mer-band {
  margin: clamp(46px, 6vh, 82px) 0 0;
  overflow: hidden;
  border-radius: clamp(16px, 2vw, 26px);
  border: 1px solid rgba(32, 36, 44, 0.10);
  box-shadow: 0 30px 90px rgba(28, 40, 72, 0.16);
}

.mer-band img {
  display: block;
  width: 100%;
  /* 高さを決め打ちして cover で切ると、黒板の上下と人物の頭が落ちる。
     絵の比率のまま全部見せる。 */
  height: auto;
  aspect-ratio: 1774 / 887;
  object-fit: contain;
}

.mer-philosophy .mer-principles {
  margin-top: clamp(40px, 5vh, 70px);
  text-align: left;
}

/* ---------- PRACTICE：整列をやめる。番号を大きく、役者をはみ出させる ---------- */
.mer-play {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(18px, 2.2vw, 30px);
  margin-top: clamp(44px, 6vh, 74px);
}

.mer-play__card {
  position: relative;
  overflow: hidden;
  grid-column: span 4;
  min-height: clamp(230px, 26vh, 300px);
  padding: clamp(24px, 2.6vw, 38px);
  border: 1px solid rgba(32, 36, 44, 0.12);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.72);
  transition: transform 0.5s var(--mer-ease), box-shadow 0.5s ease;
}

.mer-play__card--lead {
  grid-column: span 6;
  color: #f2f6ff;
  background: linear-gradient(140deg, #101a30 0%, #1d2c4e 58%, #3a2740 130%);
  border-color: transparent;
}

.mer-play__card:nth-child(2) { grid-column: span 6; transform: rotate(-0.7deg); }
.mer-play__card:nth-child(3) { grid-column: span 5; transform: rotate(0.6deg); }
.mer-play__card:nth-child(4) { grid-column: span 7; }

.mer-play__card:hover {
  transform: translateY(-8px) rotate(0deg);
  box-shadow: 0 30px 70px rgba(28, 40, 72, 0.20);
}

.mer-play__no {
  margin: 0 0 10px;
  color: rgba(240, 178, 46, 0.95);
  font-family: var(--mer-latin);
  font-size: clamp(2.4rem, 4vw, 3.6rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
}

.mer-play__card h3 {
  position: relative;
  z-index: 2;
  margin: 0 0 12px;
  font-size: clamp(1.15rem, 1.6vw, 1.55rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.mer-play__card p {
  position: relative;
  z-index: 2;
  max-width: 26em;
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  text-wrap: pretty;
}

.mer-play__card--lead p { color: rgba(226, 234, 250, 0.82); }
.mer-play__card:not(.mer-play__card--lead) p { color: var(--mer-ink-soft); }

.mer-play__actor {
  position: absolute;
  right: -14px;
  bottom: -12px;
  z-index: 1;
  width: clamp(120px, 15vw, 210px);
  height: auto;
  pointer-events: none;
  filter: drop-shadow(0 18px 26px rgba(10, 16, 32, 0.34));
  transition: transform 0.55s var(--mer-ease);
}

.mer-play__card:hover .mer-play__actor { transform: translateY(-10px) scale(1.04); }
.mer-play__card--lead .mer-play__actor { filter: drop-shadow(0 18px 30px rgba(0, 0, 0, 0.5)); }

@media (max-width: 980px) {
  .mer-play__card,
  .mer-play__card--lead,
  .mer-play__card:nth-child(2),
  .mer-play__card:nth-child(3),
  .mer-play__card:nth-child(4) { grid-column: span 12; transform: none; }
  .mer-play__actor { width: clamp(110px, 30vw, 170px); }
}

/* ---------- CTA：ボタンを作り込む ---------- */
.mer-cta__inner { position: relative; }

.mer-cta__btn {
  position: relative;
  z-index: 2;
  display: inline-grid;
  grid-template-columns: 1fr auto;
  grid-template-areas: "main arrow" "sub arrow";
  gap: 4px clamp(26px, 4vw, 56px);
  align-items: center;
  margin-top: clamp(34px, 5vh, 58px);
  padding: clamp(20px, 2.4vw, 28px) clamp(26px, 3vw, 40px);
  color: #f6f8ff;
  background: linear-gradient(128deg, #0d1526 0%, #172341 62%, #2a2036 130%);
  border: 1px solid rgba(240, 178, 46, 0.45);
  border-radius: 999px;
  box-shadow: 0 22px 60px rgba(12, 20, 40, 0.28);
  transition: transform 0.45s var(--mer-ease), box-shadow 0.45s ease, border-color 0.45s ease;
}

.mer-cta__btn:hover {
  transform: translateY(-5px);
  border-color: rgba(240, 178, 46, 0.9);
  box-shadow: 0 32px 80px rgba(12, 20, 40, 0.36);
}

.mer-cta__btn-main {
  grid-area: main;
  font-size: clamp(1.02rem, 1.4vw, 1.24rem);
  font-weight: 800;
  letter-spacing: 0.01em;
}

.mer-cta__btn-sub {
  grid-area: sub;
  color: rgba(214, 226, 250, 0.66);
  font-family: var(--mer-latin);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}

.mer-cta__btn-arrow {
  grid-area: arrow;
  display: flex;
  align-items: center;
  color: rgba(240, 178, 46, 0.95);
}

.mer-cta__btn-arrow svg { overflow: visible; }
.mer-cta__btn-arrow path { transition: transform 0.45s var(--mer-ease); }
.mer-cta__btn:hover .mer-cta__btn-arrow path { transform: translateX(6px); }

.mer-cta__actor {
  position: absolute;
  right: 0;
  bottom: 4px;
  z-index: 1;
  width: clamp(260px, 36vw, 560px);
  height: auto;
  pointer-events: none;
  opacity: 0.96;
  filter: drop-shadow(0 22px 34px rgba(18, 26, 48, 0.28));
}

@media (max-width: 980px) {
  .mer-cta__actor {
    position: static;
    display: block;
    width: clamp(150px, 44vw, 220px);
    margin: 28px auto 0;
  }
  .mer-cta__btn { width: 100%; }
}

/* ---------- FOOTER：1行に収める ---------- */
.mer-footer__inner {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  gap: 10px clamp(20px, 3vw, 46px);
  align-items: center;
}

.mer-footer__tag {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.86rem;
  white-space: nowrap;
}

.mer-footer__links {
  justify-self: end;
  display: flex;
  gap: clamp(14px, 2vw, 26px);
  font-family: var(--mer-latin);
  font-size: 0.74rem;
  font-weight: 700;
  white-space: nowrap;
}

.mer-footer__copy {
  grid-column: auto;
  justify-self: end;
  margin: 0;
  padding: 0;
  border: 0;
  color: rgba(255, 255, 255, 0.46);
  font-family: var(--mer-latin);
  font-size: 0.67rem;
  white-space: nowrap;
}

.mer-wordmark--footer { font-size: clamp(1.6rem, 2.4vw, 2.2rem); }

@media (max-width: 1100px) {
  .mer-footer__inner { grid-template-columns: auto 1fr; }
  .mer-footer__tag { grid-column: 1 / -1; white-space: normal; }
  .mer-footer__links { justify-self: end; }
  .mer-footer__copy { grid-column: 1 / -1; justify-self: start; margin-top: 14px; }
}

/* 04はバストアップのカット。全身と同じ扱いで下からはみ出させると、
   顔だけが切れて出て不気味になる。小さく、収めて置く。 */
.mer-play__card:nth-child(4) .mer-play__actor {
  right: 8px;
  bottom: 0;
  width: clamp(96px, 11vw, 158px);
}

/* 映像の下に置く題名。左の見出しをやめ、動画そのものを主役にした */
.mer-film__inner { grid-template-columns: 1fr; justify-items: center; }
.mer-film .mer-lead-film { max-width: 980px; width: 100%; }

/* 会社概要の下の映像。上の余白は about セクションの下余白（110〜180px）が
   すでに持っているので、こちらの上は0にする。足すと会社概要から離れすぎる。
   下だけ広く取って、次のCTAとの間に息を入れる。 */
.mer-film--evolve {
  padding-block: 0 clamp(96px, 12vh, 150px);
}

/* 白い紙の上に黒い画面が1枚落ちる形なので、影を少し深くして浮かせる。
   幅は冒頭のリード映像より一段小さくして、主役はあくまで上だと分かるようにする。
   ※ mer.css の .mer-lead-film が max-width:none !important を持っているので、
     こちらも !important でないと効かない（詳細度だけでは勝てない）。 */
.mer-film--evolve .mer-lead-film {
  max-width: 860px !important;
  /* mer.css の justify-self:stretch が残っていると、幅を絞った途端に左へ寄る。
     器の justify-items:center は stretch に負けるので、ここで指定し直す。 */
  justify-self: center;
  box-shadow: 0 44px 120px rgba(20, 32, 66, 0.26);
}


/* ヒーローの見出しは、器（左カラム760px）からはみ出さない上限で止める。
   実測: 1920px幅で 5.8rem だと最長行952px となり192pxはみ出していた。
   1440px以下では収まっていたので、広い画面でしか出ない事故だった。 */
.mer-display--hero {
  font-size: clamp(1.95rem, 4.4vw, 4.0rem);
  line-height: 1.06;
}

/* 意味の切れ目で行を分ける。最終行に短い言葉だけが落ちるのを防ぐ。
   画面が狭ければ各行がさらに自然に折り返す。 */
.mer-hero-note .mer-line,
.mer-story__close .mer-line {
  display: block;
  text-wrap: pretty;
}

.mer-philosophy .mer-hero-note { max-width: 44em; }

/* 本文の中でも、意味の切れ目で行を分ける */
.mer-prose .mer-line { display: block; text-wrap: pretty; }
.mer-heading .mer-line { display: block; }