/* ============================================================
   KTL_STAGE 2025 — style.css
   Fonts  : Bebas Neue (display) / Noto Sans JP (body)
   Accent : #f5c800 (yellow)
   Layout : single-page, dark/light alternating sections
   ============================================================ */

/* ---- Variables -------------------------------------------- */
:root {
  --black:      #0f0f0f;
  --white:      #f8f8f6;
  --off-white:  #f2f1ee;
  --yellow:     #f5c800;
  --gray:       #8a8a8a;
  --gray-lt:    #d8d8d5;
  --border:     rgba(255,255,255,0.1);

  --font-en:    'Bebas Neue', sans-serif;
  --font-jp:    'Noto Sans JP', sans-serif;

  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io:    cubic-bezier(0.76, 0, 0.24, 1);
}

/* ---- Reset ------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--white);
  color: var(--black);
  font-family: var(--font-jp);
  font-weight: 300;
  line-height: 1.8;
  overflow-x: hidden;
}
body.no-scroll { overflow: hidden; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
a   { text-decoration: none; color: inherit; }

/* ---- Layout ----------------------------------------------- */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 48px;
}
@media (max-width: 768px) { .container { padding: 0 24px; } }

.section { padding: 80px 0; }
@media (max-width: 768px) { .section { padding: 52px 0; } }

/* ---- Typography ------------------------------------------- */
.section-label {
  display: block;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.35em;
  color: var(--yellow);
  margin-bottom: 20px;
}
.section-label--light { color: var(--yellow); }

.section-title {
  font-family: var(--font-en);
  font-size: clamp(48px, 7vw, 88px);
  line-height: 1.5;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
  padding-top: 0.2em; /* Safari: 日本語フォント上部クリップ対策 */
  overflow: visible;
  color: var(--black);
}
.section-title--light { color: var(--white); }

.section-header { margin-bottom: 64px; }
@media (max-width: 768px) { .section-header { margin-bottom: 40px; } }

/* ---- Reveal animations ------------------------------------ */
.reveal-up {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
  transition-delay: var(--delay, 0s);
}
.reveal-up.in-view { opacity: 1; transform: translateY(0); }

.delay-1 { --delay: 0.12s; }
.delay-2 { --delay: 0.24s; }
.delay-3 { --delay: 0.36s; }

.reveal-mask {
  clip-path: inset(0 0 100% 0);
  transition: clip-path 1.1s var(--ease-out);
  transition-delay: var(--delay, 0s);
}
.reveal-mask.in-view { clip-path: inset(0 0 0% 0); }

/* ---- Buttons --------------------------------------------- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-en);
  font-size: 14px;
  letter-spacing: 0.2em;
  background: var(--yellow);
  color: var(--black);
  padding: 14px 36px;
  border: 2px solid var(--yellow);
  transition: background 0.25s, color 0.25s, transform 0.25s;
}
.btn-primary:hover {
  background: transparent;
  color: var(--yellow);
  transform: translateY(-2px);
}
.btn-primary--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}
.btn-primary--outline:hover {
  background: var(--yellow);
  color: var(--black);
  border-color: var(--yellow);
}


/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  padding: 0 48px;
  background: rgba(10, 10, 10, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background 0.4s, box-shadow 0.4s, padding 0.3s;
}
.site-header.scrolled {
  background: var(--white);
  box-shadow: 0 1px 0 var(--gray-lt);
}
@media (max-width: 768px) { .site-header { padding: 0 20px; } }

.header-inner {
  max-width: 1160px;
  margin: 0 auto;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-en);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--white);
  transition: color 0.4s;
}
.logo-accent { color: var(--yellow); }
.site-header.scrolled .logo { color: var(--black); }

.nav {
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav a {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.75);
  padding: 6px 14px;
  transition: color 0.25s;
}
.nav a:hover { color: var(--yellow); }
.site-header.scrolled .nav a { color: var(--black); }
.site-header.scrolled .nav a:hover { color: var(--yellow); }

/* バーガーボタン */
.menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 201;
}
.menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: background 0.35s, transform 0.3s, opacity 0.3s;
  transform-origin: center;
}
.site-header.scrolled .menu-btn span { background: var(--black); }
.menu-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
@media (max-width: 900px) {
  .nav { display: none; }
  .menu-btn { display: flex; }
}

/* モバイルメニュー */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 199;
  background: var(--black);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
}
.mobile-nav.open { opacity: 1; pointer-events: auto; }
.mobile-nav__link {
  font-family: var(--font-en);
  font-size: clamp(36px, 8vw, 56px);
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.6);
  transition: color 0.25s;
}
.mobile-nav__link:hover { color: var(--yellow); }


/* ============================================================
   HERO
   z-index: swiper(0) → overlay(1) → content(2) → header(200)
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: var(--black);
}

/* 写真スライドショー（最背面） */
.hero__swiper {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__swiper .swiper-wrapper,
.hero__swiper .swiper-slide { height: 100%; }

.hero__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* 暗色オーバーレイ — 左下を強化 */
.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(to top,    rgba(0,0,0,0.72) 0%, rgba(0,0,0,0.3) 35%, rgba(0,0,0,0.05) 65%),
    linear-gradient(to right,  rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.2) 50%, rgba(0,0,0,0) 100%);
  pointer-events: none;
}

/* ページネーション — 右下 */
.hero__pagination {
  position: absolute !important;
  bottom: 40px !important;
  right: 48px !important;
  left: auto !important;
  width: auto !important;
  z-index: 20;
}
.hero__pagination .swiper-pagination-bullet {
  background: rgba(255,255,255,0.35);
  opacity: 1;
  width: 7px; height: 7px;
  transition: width 0.3s, background 0.3s;
}
.hero__pagination .swiper-pagination-bullet-active {
  background: var(--yellow);
  width: 28px;
  border-radius: 3px;
}
@media (max-width: 768px) {
  .hero__pagination { right: 24px !important; bottom: 24px !important; }
}

/* コンテンツ — 左下配置 */
.hero__content {
  position: absolute;
  bottom: 96px;
  left: 0;
  z-index: 2;
  padding: 0 48px;
  width: 100%;
  max-width: 480px; /* 人物への被りを防ぐため560→480px */
  text-align: left;
}
@media (max-width: 768px) {
  .hero__content { bottom: 72px; padding: 0 24px; max-width: 100%; }
}
@media (max-width: 480px) {
  .hero__content { bottom: 56px; padding: 0 20px; }
}

.hero__eyebrow {
  font-family: var(--font-jp);
  font-size: 14px;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.55);
  margin-bottom: 16px;
  font-weight: 400;
}
@media (max-width: 480px) {
  .hero__eyebrow { font-size: 11px; letter-spacing: 0.1em; margin-bottom: 10px; }
}

.hero__title {
  font-family: var(--font-en);
  font-size: clamp(36px, 7vw, 96px); /* 9vw/120px→7vw/96px で被りを軽減 */
  line-height: 0.88;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.6), 0 1px 4px rgba(0,0,0,0.4);
}
@media (max-width: 480px) {
  .hero__title { font-size: clamp(32px, 11vw, 52px); line-height: 0.9; margin-bottom: 14px; }
}

/* ヒーロータイトル専用アニメーション（IntersectionObserver不要） */
.hero-title-animate {
  display: block;
  animation: heroIn 1.1s var(--ease-out) both;
  animation-delay: 0.1s;
}
@keyframes heroIn {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero__sub {
  font-size: clamp(12px, 1.3vw, 14px);
  line-height: 1.85;
  color: rgba(255,255,255,0.68);
  margin-bottom: 0;
  max-width: 380px;
}
@media (max-width: 480px) {
  .hero__sub { font-size: 12px; line-height: 1.7; max-width: 100%; }
}

/* スクロールインジケーター */
.hero__scroll-hint {
  position: absolute;
  bottom: 40px;
  right: 48px;
  z-index: 11;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.hero__scroll-hint span {
  font-family: var(--font-en);
  font-size: 9px;
  letter-spacing: 0.25em;
  color: rgba(255,255,255,0.45);
  writing-mode: vertical-rl;
}
.hero__scroll-line {
  width: 1px;
  height: 56px;
  background: rgba(255,255,255,0.18);
  position: relative;
  overflow: hidden;
}
.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--white);
  animation: scrollLine 2s var(--ease-io) infinite;
}
@keyframes scrollLine {
  0%   { top: -100%; }
  50%  { top: 0; }
  100% { top: 100%; }
}
@media (max-width: 768px) { .hero__scroll-hint { display: none; } }


/* ============================================================
   ABOUT — 白背景
   ============================================================ */
.about { background: var(--white); }

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}
@media (max-width: 900px) {
  .about__grid { grid-template-columns: 1fr; gap: 48px; }
}

.about__photo {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
}
.about__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}
.about__photo:hover img { transform: scale(1.04); }

/* 黄色のアクセント枠 */
.about__photo::before {
  content: '';
  position: absolute;
  inset: -8px;
  border: 2px solid var(--yellow);
  z-index: -1;
  opacity: 0.5;
}

.about__lead {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 2;
  color: #3a3a3a;
  margin-bottom: 48px;
}

.about__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.about__feature {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
  transition-delay: var(--delay, 0s);
}
.about__feature.in-view { opacity: 1; transform: translateY(0); }

.feature__icon {
  font-size: 24px;
  flex-shrink: 0;
  width: 40px;
  text-align: center;
  margin-top: 2px;
}
.feature__title {
  display: block;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
  color: var(--black);
}
.feature__desc {
  font-size: 14px;
  line-height: 1.85;
  color: var(--gray);
}

/* 黄色の区切り線 */
.about__feature + .about__feature {
  padding-top: 32px;
  border-top: 1px solid var(--gray-lt);
}


/* ============================================================
   GALLERY — 黒背景
   ============================================================ */
.gallery { background: var(--black); }

/* ギャラリー スライドショー */
.gallery__swiper-wrap {
  position: relative;
  padding: 0 48px;
}
@media (max-width: 768px) {
  .gallery__swiper-wrap { padding: 0 24px; }
}

.gallery-swiper .swiper-slide {
  aspect-ratio: 4/3;
  overflow: hidden;
}
.gallery-swiper .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease-out);
}
.gallery-swiper .swiper-slide:hover img { transform: scale(1.04); }

/* ナビゲーション（白系） */
.gallery-prev,
.gallery-next {
  color: rgba(255,255,255,0.6) !important;
  width: 40px !important;
  height: 40px !important;
}
.gallery-prev::after,
.gallery-next::after { font-size: 16px !important; }
.gallery-prev { left: 4px !important; }
.gallery-next { right: 4px !important; }

/* ページネーション */
.gallery-pagination {
  position: relative !important;
  bottom: auto !important;
  margin-top: 20px;
  text-align: center;
}
.gallery-pagination .swiper-pagination-bullet {
  background: rgba(255,255,255,0.3);
  opacity: 1;
  width: 6px; height: 6px;
}
.gallery-pagination .swiper-pagination-bullet-active {
  background: var(--yellow);
  width: 24px;
  border-radius: 3px;
}


/* ============================================================
   THEME — オフホワイト背景
   ============================================================ */
.theme { background: var(--off-white); }

.theme__headline {
  max-width: 720px;
  margin-bottom: 72px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--gray-lt);
}
.theme__label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--yellow);
  background: var(--black);
  padding: 4px 12px;
  margin-bottom: 24px;
}
.theme__word {
  font-family: var(--font-en);
  font-size: clamp(48px, 8vw, 100px);
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--black);
  margin-bottom: 28px;
}
.theme__desc {
  font-size: 16.5px;
  line-height: 2;
  color: var(--gray);
  max-width: 600px;
}

/* 生徒の声カルーセル外枠 */
.theme__quotes-carousel {
  max-width: 720px;
  margin: 0 auto;
  padding-bottom: 8px;
  position: relative;
}

/* Swiper スライド内の余白調整 */
.theme-quote-swiper .swiper-slide {
  height: auto;
}
.theme-quote-swiper .swiper-wrapper {
  align-items: stretch;
}

/* ページネーション */
.theme-quote-pagination {
  position: relative !important;
  bottom: auto !important;
  margin-top: 28px;
  text-align: center;
}
.theme-quote-pagination .swiper-pagination-bullet {
  background: var(--black);
  opacity: 0.25;
  width: 6px;
  height: 6px;
}
.theme-quote-pagination .swiper-pagination-bullet-active {
  background: var(--black);
  opacity: 1;
}

/* ナビゲーションボタン */
.theme-quote-prev,
.theme-quote-next {
  color: var(--black) !important;
  width: 36px !important;
  height: 36px !important;
  top: 44% !important;
}
.theme-quote-prev::after,
.theme-quote-next::after {
  font-size: 14px !important;
  font-weight: 700;
}
.theme-quote-prev { left: -44px !important; }
.theme-quote-next { right: -44px !important; }
@media (max-width: 860px) {
  .theme-quote-prev { left: 4px !important; }
  .theme-quote-next { right: 4px !important; }
  .theme__quotes-carousel { padding: 0 36px; }
}

/* 引用ブロック */
.theme__quote {
  position: relative;
  padding: 40px 48px 40px 56px;
}

/* 左の黄色縦線 */
.theme__quote::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--yellow);
}

/* 大きな引用符 */
.theme__quote::after {
  content: '\201C';
  position: absolute;
  top: 24px;
  left: 16px;
  font-family: Georgia, serif;
  font-size: 64px;
  line-height: 1;
  color: var(--yellow);
  opacity: 0.6;
}

.theme__quote p {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 2;
  color: var(--black);
  font-style: italic;
  margin-bottom: 16px;
}
.theme__quote cite {
  display: block;
  font-style: normal;
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gray);
}

@media (max-width: 768px) {
  .theme__quote { padding: 32px 24px 32px 36px; }
  .theme__quote::after { left: 10px; font-size: 48px; }
}

/* THEMEセクション見出し：大きく目立たせる */
.theme-section-label {
  font-size: 15px;
  letter-spacing: 0.45em;
}
/* THEME section-header の下余白を写真グリッド用に詰める */
.theme__section-header {
  margin-bottom: 36px;
}

/* THEME 写真グリッド */
.theme__photos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 56px;
}
@media (max-width: 768px) {
  .theme__photos { grid-template-columns: 1fr; gap: 6px; }
}
.theme__photo {
  overflow: hidden;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
}
.theme__photo img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease-out);
  border-radius: 4px;
}
.theme__photo:hover img { transform: scale(1.04); }
.theme__caption {
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--gray);
  text-align: center;
  padding: 10px 4px 0;
  letter-spacing: 0.04em;
}

/* THEMEリード文ブロック */
.theme__intro {
  max-width: 680px;
  margin-bottom: 64px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--gray-lt);
}
.theme__intro-body {
  font-size: 17px;
  line-height: 2.1;
  color: var(--black);
  margin-bottom: 36px;
}
.theme__intro-body strong {
  font-weight: 700;
  color: var(--black);
}

/* 取り扱ったテーマ：タグUI */
.theme__tags {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.theme__tag-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--gray);
  white-space: nowrap;
  padding-top: 2px;
}
.theme__tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
}
.theme__tag {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--black);
  background: transparent;
  border: 1px solid var(--black);
  border-radius: 2px;
  padding: 3px 10px;
  line-height: 1.5;
}

/* 年度ラベル以降のタイトルを少し小さく */
.theme__word {
  font-size: clamp(40px, 6.5vw, 80px);
}

@media (max-width: 768px) {
  .theme__intro-body { font-size: 15px; }
  .theme__tags { gap: 8px; }
}


/* ============================================================
   AFTER TALK — 黒背景
   ============================================================ */
.aftertalk { background: var(--black); }

.aftertalk__lead {
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 2;
  color: rgba(255,255,255,0.6);
  max-width: 640px;
  margin-top: 28px;
  margin-bottom: 56px;
}

/* 写真グリッド */
.aftertalk__photos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  margin-bottom: 80px;
}
@media (max-width: 768px) {
  .aftertalk__photos { grid-template-columns: 1fr; gap: 3px; }
}

.aftertalk__photo {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #1c1c1c;
}
.aftertalk__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease-out);
}
.aftertalk__photo:hover img { transform: scale(1.04); }

/* AFTER TALK 見出し強化：透かし文字 */
.aftertalk-section-label {
  font-family: var(--font-en);
  font-size: clamp(40px, 6vw, 72px);
  letter-spacing: 0.06em;
  line-height: 1;
  display: block;
  margin-bottom: 0;
}
.aftertalk__header {
  position: relative;
  overflow: hidden;
  margin-bottom: 32px;
}
.aftertalk__header::before {
  content: 'AFTER TALK';
  position: absolute;
  font-family: var(--font-en);
  font-size: clamp(100px, 18vw, 220px);
  letter-spacing: -0.03em;
  color: rgba(255,255,255,0.03);
  white-space: nowrap;
  top: 50%;
  left: -8px;
  transform: translateY(-50%);
  pointer-events: none;
  line-height: 1;
  z-index: 0;
}
.aftertalk__header > * { position: relative; z-index: 1; }


/* ゲストカード 2×2グリッド */
.guest__cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}
@media (max-width: 768px) {
  .guest__cards { grid-template-columns: 1fr; }
}

.guest__card {
  background: #1e1e1e;
  border: 1px solid rgba(255,255,255,0.06);
  padding: 40px;
  display: flex;
  gap: 28px;
  align-items: flex-start;
  border-top: 2px solid transparent;
  transition: border-color 0.3s;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out), border-color 0.3s;
  transition-delay: var(--delay, 0s);
}
.guest__card.in-view { opacity: 1; transform: translateY(0); }
.guest__card:hover { border-top-color: var(--yellow); }

.guest__avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: #2a2a2a;
  border: 1px solid rgba(255,255,255,0.12);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 24px;
  color: rgba(255,255,255,0.3);
  overflow: hidden;
}
.guest__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 50%;
}
.guest__avatar-initial {
  font-size: 22px;
  color: rgba(255,255,255,0.35);
  font-weight: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

/* Coming Soon カード */
.guest__card--coming-soon {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 240px;
  border: 1px dashed rgba(255,255,255,0.1) !important;
  background: #181818 !important;
}
.guest__soon-inner {
  text-align: center;
  padding: 40px;
}
.guest__soon-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px dashed rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 22px;
  color: rgba(255,255,255,0.15);
  margin: 0 auto 20px;
}
.guest__soon-label {
  font-family: var(--font-en);
  font-size: 14px;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.2);
  margin-bottom: 10px;
}
.guest__soon-sub {
  font-size: 12px;
  color: rgba(255,255,255,0.15);
  letter-spacing: 0.06em;
}

.guest__role {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--yellow);
  margin-bottom: 6px;
}
.guest__name {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}
.guest__title {
  font-size: 11.5px;
  color: var(--gray);
  letter-spacing: 0.06em;
  line-height: 1.7;
  margin-bottom: 16px;
}
.guest__achievements {
  list-style: none;
  margin-bottom: 16px;
}
.guest__achievements li {
  font-size: 12px;
  line-height: 1.6;
  color: rgba(255,255,255,0.45);
  padding: 4px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.guest__achievements li::before {
  content: '・';
  color: var(--yellow);
  margin-right: 2px;
}
.guest__bio {
  font-size: 13px;
  line-height: 1.85;
  color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
}
.guest__link {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--yellow);
  text-decoration: none;
  border-bottom: 1px solid rgba(245,200,0,0.35);
  padding-bottom: 2px;
  transition: border-color 0.2s, opacity 0.2s;
}
.guest__link:hover { border-bottom-color: var(--yellow); opacity: 0.75; }

@media (max-width: 768px) {
  .guest__card { padding: 28px 24px; }
}

/* ============================================================
   AFTER TALK — 部員の感想カルーセル（黒背景用）
   ============================================================ */
.aftertalk__voices {
  margin-top: 72px;
  position: relative;
}
.aftertalk__voices-label {
  font-family: var(--font-en);
  font-size: 15px;
  letter-spacing: 0.4em;
  color: rgba(255,255,255,0.3);
  margin-bottom: 28px;
}
.aftertalk-quote-swiper {
  max-width: 720px;
  padding-bottom: 8px;
}
@media (max-width: 860px) {
  .aftertalk-quote-swiper { padding: 0 36px; }
}

/* ナビゲーション（白系） */
.aftertalk-quote-prev,
.aftertalk-quote-next {
  color: rgba(255,255,255,0.5) !important;
  width: 36px !important;
  height: 36px !important;
  top: 44% !important;
}
.aftertalk-quote-prev::after,
.aftertalk-quote-next::after { font-size: 14px !important; font-weight: 700; }
.aftertalk-quote-prev { left: -44px !important; }
.aftertalk-quote-next { right: -44px !important; }
@media (max-width: 860px) {
  .aftertalk-quote-prev { left: 4px !important; }
  .aftertalk-quote-next { right: 4px !important; }
}

/* ページネーション（白系） */
.aftertalk-quote-pagination {
  position: relative !important;
  bottom: auto !important;
  margin-top: 28px;
  text-align: left;
}
.aftertalk-quote-pagination .swiper-pagination-bullet {
  background: rgba(255,255,255,0.25);
  opacity: 1;
  width: 6px; height: 6px;
}
.aftertalk-quote-pagination .swiper-pagination-bullet-active {
  background: var(--yellow);
}

/* 引用ブロック（黒背景版） */
.aftertalk__quote {
  position: relative;
  padding: 36px 40px 36px 52px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.aftertalk__quote::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--yellow);
}
.aftertalk__quote::after {
  content: '\201C';
  position: absolute;
  top: 20px; left: 14px;
  font-family: Georgia, serif;
  font-size: 56px;
  line-height: 1;
  color: var(--yellow);
  opacity: 0.5;
}
.aftertalk__quote p {
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 2;
  color: rgba(255,255,255,0.75);
  font-style: italic;
  margin-bottom: 14px;
}
.aftertalk__quote cite {
  display: block;
  font-style: normal;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.3);
}
@media (max-width: 768px) {
  .aftertalk__quote { padding: 28px 20px 28px 32px; }
  .aftertalk__quote::after { left: 8px; font-size: 44px; }
}


/* ============================================================
   CTA バナー — 黄色背景
   ============================================================ */
.cta-banner {
  background: var(--yellow);
  padding: 80px 0;
}
.cta-banner__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.cta-banner__label {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.45em;
  color: rgba(0,0,0,0.45);
  margin-bottom: 20px;
}
.cta-banner__copy {
  font-family: var(--font-jp);
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: 0.04em;
  color: var(--black);
  margin-bottom: 20px;
}
.cta-banner__sub {
  font-size: clamp(13px, 1.5vw, 15px);
  line-height: 1.9;
  color: rgba(0,0,0,0.65);
  margin-bottom: 40px;
  letter-spacing: 0.04em;
}
.cta-banner__btn {
  display: inline-block;
  font-family: var(--font-jp);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--yellow);
  background: var(--black);
  padding: 18px 40px;
  text-decoration: none;
  transition: background 0.25s, color 0.25s;
  min-width: 280px;
  text-align: center;
}
.cta-banner__btn:hover {
  background: rgba(0,0,0,0.78);
}
.sp-only { display: none; }

@media (max-width: 768px) {
  .cta-banner { padding: 64px 0; }
  .cta-banner__btn {
    width: 100%;
    max-width: 360px;
    padding: 20px 24px;
    font-size: 15px;
  }
  .sp-only { display: inline; }
}

/* ============================================================
   WORKS — 白背景
   ============================================================ */
.works { background: var(--white); }

/* 見出し：巨大WORKS + 透かし文字 */
.works-section-label {
  font-size: clamp(40px, 6vw, 72px);
  letter-spacing: 0.06em;
  line-height: 1;
  display: block;
  margin-bottom: 0;
}
.works__header {
  position: relative;
  overflow: hidden;
  margin-bottom: 48px;
}
.works__header::before {
  content: 'WORKS';
  position: absolute;
  font-family: var(--font-en);
  font-size: clamp(100px, 18vw, 220px);
  letter-spacing: -0.03em;
  color: rgba(0,0,0,0.04);
  white-space: nowrap;
  top: 50%;
  left: -8px;
  transform: translateY(-50%);
  pointer-events: none;
  line-height: 1;
  z-index: 0;
}
.works__header > * { position: relative; z-index: 1; }

/* グリッド */
.works__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 900px) { .works__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .works__grid { grid-template-columns: 1fr; gap: 16px; } }

/* カード */
.work-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.07);
  overflow: hidden;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out), box-shadow 0.3s;
  transition-delay: var(--delay, 0s);
}
.work-card.in-view { opacity: 1; transform: translateY(0); }
.work-card:hover { box-shadow: 0 12px 40px rgba(0,0,0,0.1); }

/* サムネイル（メイン＆ホバー重ね） */
.work-card__thumb {
  position: relative;
  aspect-ratio: 3/2;
  overflow: hidden;
  background: #eee;
}
.work-card__badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 3;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--black);
  background: var(--yellow);
  padding: 4px 10px;
  border-radius: 4px;
  pointer-events: none;
}
.work-card__badge--main {
  background: #e8e4de;
  color: #444;
}
.work-card__badge--sub {
  background: #d6eaf0;
  color: #2a6a80;
}
.work-card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.work-card__img--main {
  opacity: 1;
  z-index: 1;
  transition: transform 0.5s var(--ease-out);
}
.work-card__img--hover {
  opacity: 0;
  z-index: 2;
  transition: opacity 0.35s ease;
}
.work-card:hover .work-card__img--hover { opacity: 1; }
.work-card:hover .work-card__img--main  { transform: scale(1.04); }

/* 情報エリア */
.work-card__info {
  padding: 20px 20px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.work-card__date {
  display: block;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gray);
  margin-bottom: 8px;
}
.work-card__title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.5;
  color: var(--black);
  margin-bottom: 6px;
}
.work-card__venue {
  font-size: 12px;
  color: var(--gray);
  letter-spacing: 0.06em;
  margin-bottom: 20px;
  flex: 1;
}
.work-card__btn {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--black);
  border: 1px solid var(--black);
  padding: 8px 16px;
  text-decoration: none;
  transition: background 0.25s, color 0.25s;
}
.work-card__btn:hover {
  background: var(--black);
  color: var(--white);
}


/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--black);
  padding: 56px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-logo {
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--white);
  transition: color 0.25s;
}
.footer-logo:hover { color: var(--yellow); }

.footer-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.footer-nav a {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.6);
  padding: 4px 12px;
  position: relative;
  transition: color 0.25s;
}
.footer-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 12px;
  right: 12px;
  height: 1px;
  background: var(--yellow);
  transform: scaleX(0);
  transition: transform 0.25s var(--ease-out);
}
.footer-nav a:hover { color: var(--yellow); }
.footer-nav a:hover::after { transform: scaleX(1); }

.footer-copy {
  font-size: 11px;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.08em;
  width: 100%;
}
.footer-brand {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.35);
  margin-left: auto;
}
@media (max-width: 768px) {
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-brand { margin-left: 0; }
}

/* ---- Hero: 公式サイトに戻るボタン -------------------------------- */
.hero__back-btn {
  display: inline-block;
  margin-bottom: 24px;
  padding: 10px 22px;
  font-size: 13px;
  font-family: var(--font-jp);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #fff;
  background: rgba(0,0,0,0.55);
  border: 1.5px solid rgba(255,255,255,0.6);
  border-radius: 999px;
  text-decoration: none;
  line-height: 1.5;
  overflow: visible;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.hero__back-btn:hover {
  color: #fff;
  background: rgba(0,0,0,0.75);
  border-color: #fff;
}

/* ---- WORKS下: 公式サイトへ戻るボタン ----------------------------- */
.back-to-official {
  padding: 64px 0 80px;
  text-align: center;
  background: var(--black);
}
.back-to-official__btn {
  display: inline-block;
  padding: 20px 56px;
  font-size: 16px;
  font-family: var(--font-jp);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--black);
  background: var(--yellow);
  border-radius: 999px;
  text-decoration: none;
  line-height: 1.5;
  overflow: visible;
  transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
  box-shadow: 0 4px 24px rgba(245,200,0,0.4);
}
.back-to-official__btn:hover {
  background: #ffe033;
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(245,200,0,0.5);
}
@media (max-width: 768px) {
  .back-to-official { padding: 48px 0 64px; }
  .back-to-official__btn {
    font-size: 14px;
    padding: 16px 36px;
  }
}

/* SEO: スクリーンリーダー向け非表示テキスト */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}