/* ============================================================
   sesame.css — セサミストリート版トップページ（sesame.html）専用
   ・通常版（index.html）とは独立。body.ss の中だけに効く。
   ・公式素材（images/sesame/ssc-*）は色・形を変えずに使う。
   ============================================================ */

:root {
  --ss-yellow: #FFD100;
  --ss-yellow-soft: #FFF6C7;
  --ss-red: #E3241B;
  --ss-blue: #1E5BB8;
  --ss-sky: #2DA9E1;
  --ss-sky-soft: #E6F5FD;
  --ss-green: #00A651;
  --ss-green-dark: #007A3D;
  --ss-pink: #F06EAA;
  --ss-pink-soft: #FDE8F2;
  --ss-purple: #7B4FA0;
  --ss-orange: #F7941D;
  --ss-ink: #1D2A3A;
  --ss-round: "M PLUS Rounded 1c", "Hiragino Maru Gothic ProN", "Noto Sans JP", sans-serif;
}

body.ss { font-family: var(--ss-round); color: var(--ss-ink); background: #fff; }
.ss h1, .ss h2, .ss h3, .ss h4 { font-family: var(--ss-round); }

/* ---------- 上の帯：セサミ版の看板＋通常版へ戻る ---------- */
.ss-hello { position: relative; background-color: var(--ss-yellow);
  background-image: radial-gradient(rgba(255,255,255,.55) 2.5px, transparent 3px);
  background-size: 22px 22px; border-bottom: 5px solid var(--ss-green); }
.ss-hello-in { max-width: 1200px; margin: 0 auto; padding: .9rem 1.4rem; display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap; justify-content: space-between; }
.ss-hello-brand { display: flex; align-items: center; gap: 1rem; min-width: 0; }
.ss-hello-brand img { height: 62px; width: auto; display: block; background: #fff; border-radius: 14px; padding: 9px 14px; box-shadow: 0 3px 0 rgba(0,0,0,.12); }
.ss-hello-brand p { margin: 0; font-weight: 800; font-size: .95rem; line-height: 1.6; color: var(--ss-ink); }
.ss-hello-brand p small { display: block; font-weight: 700; font-size: .74rem; color: #6B5A10; letter-spacing: .04em; }
.ss-back-btn { flex: none; display: inline-flex; align-items: center; gap: .5rem; background: #fff; color: var(--ss-ink); text-decoration: none;
  font-weight: 800; font-size: .9rem; padding: .65rem 1.3rem; border-radius: 999px; border: 3px solid var(--ss-ink);
  box-shadow: 0 4px 0 var(--ss-ink); transition: transform .15s, box-shadow .15s; }
.ss-back-btn:hover { transform: translateY(2px); box-shadow: 0 2px 0 var(--ss-ink); }

/* 画面の左下にいつも出る「通常版へ」 */
.ss-float-back { position: fixed; left: 14px; bottom: 14px; z-index: 1500; display: inline-flex; align-items: center; gap: .45rem;
  background: var(--ss-ink); color: #fff; text-decoration: none; font-weight: 800; font-size: .82rem; letter-spacing: .03em;
  padding: .6rem 1.1rem .6rem .8rem; border-radius: 999px; border: 3px solid var(--ss-yellow); box-shadow: 0 8px 22px rgba(0,0,0,.25);
  transition: transform .2s; }
.ss-float-back:hover { transform: translateY(-2px); }
.ss-float-back i { color: var(--ss-yellow); }

/* ---------- 見出し：グリーンの道路標識ふう ---------- */
.ss-sign { display: inline-block; position: relative; background: var(--ss-green); color: #fff !important; font-weight: 900;
  font-size: clamp(1.25rem, 3.4vw, 2rem) !important; letter-spacing: .06em; line-height: 1.5; padding: .55rem 1.6rem .6rem;
  border-radius: 16px; border: 4px solid #fff; box-shadow: 0 0 0 5px var(--ss-yellow), 0 10px 0 5px rgba(0,0,0,.12);
  margin: .6rem auto 1.4rem; }
.ss-sign .title-highlight, .ss-sign span { color: #fff !important; background: none !important; -webkit-text-fill-color: #fff; }
.ss-sign i { margin-right: .35rem; color: var(--ss-yellow); }
.ss .ss-sign.mx-mask { display: inline-block; } /* スクロール演出（mx-mask）で横いっぱいにならないように */
.ss .section-header { text-align: center; }
.ss .section-subtitle { color: #4B5563; font-weight: 700; }

/* ---------- ヒーロー ---------- */
.ss .hero { border-bottom: 0; }
.ss .hero-background::before { background: linear-gradient(180deg, rgba(16,28,56,.35) 0%, rgba(16,28,56,.5) 55%, rgba(16,28,56,.7) 100%); }
.ss .hero-title { font-family: var(--ss-round); font-weight: 900; font-size: clamp(1.8rem, 5.6vw, 3.4rem); letter-spacing: .04em; line-height: 1.45;
  text-shadow: 0 3px 0 rgba(0,0,0,.35), 0 8px 26px rgba(0,0,0,.45); }
.ss .hero-subtitle { font-weight: 700; text-shadow: 0 2px 10px rgba(0,0,0,.6); }
.ss .hero-button, .ss .hero-content .cta-button { font-family: var(--ss-round); font-weight: 800; border-radius: 999px; box-shadow: 0 5px 0 rgba(0,0,0,.28); }
.ss .hero-button-primary, .ss .hero-content .cta-primary { background: var(--ss-yellow) !important; color: var(--ss-ink) !important; border: 3px solid #fff; }
.ss .hero-button-secondary { background: var(--ss-red) !important; color: #fff !important; border: 3px solid #fff; }
.ss .hero-feature-item { background: rgba(255,255,255,.96); border: 3px solid var(--ss-yellow); box-shadow: 0 6px 0 rgba(0,0,0,.18); }
.ss .hero-feature-item:nth-child(2) { border-color: var(--ss-red); }
.ss .hero-feature-item:nth-child(3) { border-color: var(--ss-sky); }
.ss .hero-feature-icon { background: var(--ss-yellow); color: var(--ss-ink); box-shadow: none; }
.ss .hero-feature-item:nth-child(2) .hero-feature-icon { background: var(--ss-red); color: #fff; }
.ss .hero-feature-item:nth-child(3) .hero-feature-icon { background: var(--ss-sky); color: #fff; }
.ss .hero-feature-text strong { color: var(--ss-ink); text-shadow: none; }
.ss .hero-feature-text span { color: #4B5563; text-shadow: none; }
.ss .hero-control-dot.active { background: var(--ss-yellow); }
/* ヒーローの下に、キャラクターの色のしましま */
.ss-stripe { height: 14px; background: linear-gradient(90deg,
  var(--ss-yellow) 0 16.66%, var(--ss-red) 0 33.33%, var(--ss-sky) 0 50%, var(--ss-green) 0 66.66%, var(--ss-pink) 0 83.33%, var(--ss-orange) 0 100%); }
/* ヒーロー左下のメンバーバッジ（PCのみ） */
.ss-hero-pals { position: absolute; left: 1.6rem; bottom: 9rem; z-index: 14; display: flex; }
.ss-hero-pals img { width: 92px; height: 92px; border-radius: 50%; margin-right: -18px; border: 4px solid #fff; box-shadow: 0 8px 20px rgba(0,0,0,.3);
  animation: ssBob 3.2s ease-in-out infinite; }
.ss-hero-pals img:nth-child(2) { animation-delay: .4s; }
.ss-hero-pals img:nth-child(3) { animation-delay: .8s; }
@keyframes ssBob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@media (max-width: 1100px) { .ss-hero-pals { display: none; } }

/* ---------- メンバープログラムの紹介 ---------- */
.ss-member { background: #fff; padding: 0 0 4.5rem; }
.ss-member-banner { display: block; width: 100%; height: auto; }
.ss-member-in { max-width: 1120px; margin: 0 auto; padding: 2.6rem 1.4rem 0; text-align: center; }
.ss-member-lead { max-width: 820px; margin: 0 auto 2.4rem; font-size: 1rem; line-height: 2.1; text-align: left; }
.ss-member-lead strong { background: linear-gradient(transparent 60%, var(--ss-yellow-soft) 60%); }
.ss-member-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin: 0 0 2.6rem; }
.ss-member-3 div { border-radius: 22px; padding: 1.4rem 1rem; color: #fff; font-weight: 900; font-size: 1.15rem; box-shadow: 0 6px 0 rgba(0,0,0,.12); }
.ss-member-3 div small { display: block; font-weight: 700; font-size: .8rem; margin-top: .3rem; opacity: .95; }
.ss-member-3 div:nth-child(1) { background: var(--ss-red); }
.ss-member-3 div:nth-child(2) { background: var(--ss-blue); }
.ss-member-3 div:nth-child(3) { background: var(--ss-green); }
.ss-member-docs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-bottom: 2.4rem; }
.ss-member-docs img { width: 100%; height: auto; display: block; border-radius: 20px; border: 4px solid var(--ss-yellow); }
.ss-member-docs img:nth-child(2) { border-color: var(--ss-red); }
.ss-member-docs img:nth-child(3) { border-color: var(--ss-sky); }
.ss-pals { display: flex; flex-wrap: wrap; justify-content: center; gap: .6rem 1rem; margin: 0 0 1.6rem; }
.ss-pals img { width: 108px; height: 108px; border-radius: 50%; box-shadow: 0 6px 16px rgba(0,0,0,.14); transition: transform .3s; }
.ss-pals img:hover { transform: translateY(-6px) rotate(-6deg); }
.ss-member-link { font-size: .85rem; color: #4B5563; }
.ss-member-link a { color: var(--ss-blue); font-weight: 700; }

/* ---------- 4つの特徴：写真つきカード ---------- */
.ss .features-section { background: var(--ss-sky-soft);
  background-image: radial-gradient(circle at 10% 20%, #fff 0 60px, transparent 61px), radial-gradient(circle at 90% 75%, #fff 0 80px, transparent 81px); }
.ss .features-grid { grid-template-columns: repeat(4, 1fr); gap: 1.6rem; }
@media (max-width: 1200px) { .ss .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) { .ss .features-grid { grid-template-columns: 1fr; } }
.ss .feature-card { padding: 0 1.4rem 1.8rem; overflow: hidden; border-radius: 26px; border: 4px solid var(--ss-yellow); background: #fff;
  box-shadow: 0 8px 0 rgba(0,0,0,.08); text-align: center; }
.ss .feature-card:nth-child(2) { border-color: var(--ss-red); }
.ss .feature-card:nth-child(3) { border-color: var(--ss-sky); }
.ss .feature-card:nth-child(4) { border-color: var(--ss-purple); }
.ss-card-photo { display: block; width: calc(100% + 2.8rem); margin: 0 -1.4rem 0; aspect-ratio: 4 / 3; object-fit: cover; }
.ss .feature-icon { margin: -34px auto 1rem; position: relative; z-index: 2; width: 68px; height: 68px; border-radius: 50%;
  background: var(--ss-yellow); color: var(--ss-ink); border: 4px solid #fff; box-shadow: 0 4px 0 rgba(0,0,0,.12); font-size: 1.6rem; }
.ss .feature-icon i { color: inherit; -webkit-text-fill-color: currentColor; }
.ss .feature-card:nth-child(2) .feature-icon { background: var(--ss-red); color: #fff; }
.ss .feature-card:nth-child(3) .feature-icon { background: var(--ss-sky); color: #fff; }
.ss .feature-card:nth-child(4) .feature-icon { background: var(--ss-purple); color: #fff; }
.ss .feature-title { font-family: var(--ss-round); font-weight: 900; color: var(--ss-ink); }
.ss .feature-number { display: inline-block; background: var(--ss-purple); color: #fff; border-radius: 999px; padding: .15rem .9rem; font-weight: 900; font-size: .85rem; margin-bottom: .5rem; -webkit-text-fill-color: #fff; }
.ss .feature-link { font-weight: 800; display: inline-flex; align-items: center; gap: .4rem; background: var(--ss-ink); color: #fff !important; padding: .55rem 1.3rem;
  border-radius: 999px; text-decoration: none; }
.ss .feature-link:hover { background: var(--ss-green); }

/* ---------- 公式バナーの仕切り ---------- */
.ss-divider { display: block; line-height: 0; }
.ss-divider img { width: 100%; height: auto; display: block; }

/* ---------- 写真つきバナー（想い・治験・医師募集・署名） ---------- */
.ss-ban { position: relative; overflow: hidden; }
.ss .ss-ban .ss-ban-in { max-width: 1200px; margin: 0 auto; padding: 2.6rem 1.6rem; display: grid; grid-template-columns: 340px 1fr auto; align-items: center; gap: 2rem; }
.ss-ban-photo { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 24px; border: 5px solid #fff; box-shadow: 0 8px 0 rgba(0,0,0,.12); transform: rotate(-2deg); }
.ss-ban:nth-of-type(even) .ss-ban-photo { transform: rotate(2deg); }
.ss-ban .eyebrow { display: inline-block; font-family: var(--ss-round) !important; font-weight: 900 !important; font-size: .74rem !important; letter-spacing: .18em !important;
  padding: .3rem .9rem; border-radius: 999px; margin-bottom: .7rem; background: #fff !important; -webkit-background-clip: border-box !important; background-clip: border-box !important; }
.ss-ban h2 { font-family: var(--ss-round) !important; font-weight: 900 !important; line-height: 1.6 !important; letter-spacing: .04em !important; }
.ss-ban p { font-weight: 500; }
.ss-ban a[class$="-btn"] { font-family: var(--ss-round); font-weight: 800; border-radius: 999px; border: 3px solid var(--ss-ink) !important; box-shadow: 0 5px 0 var(--ss-ink) !important;
  background: #fff !important; color: var(--ss-ink) !important; transition: transform .15s, box-shadow .15s; }
.ss-ban a[class$="-btn"]:hover { transform: translateY(3px) !important; box-shadow: 0 2px 0 var(--ss-ink) !important; }
/* 想い：アビーのピンク */
.ss .anshin-banner { background: var(--ss-pink-soft); background-image: radial-gradient(rgba(240,110,170,.18) 3px, transparent 3.5px); background-size: 26px 26px; }
.ss .anshin-banner .eyebrow { color: var(--ss-pink) !important; -webkit-text-fill-color: var(--ss-pink); }
.ss .anshin-banner h2 { color: var(--ss-ink) !important; }
/* 治験：クッキーモンスターのブルー */
.ss .trial-banner { background: var(--ss-blue); background-image: radial-gradient(rgba(255,255,255,.1) 3px, transparent 3.5px); background-size: 26px 26px; }
.ss .trial-banner .eyebrow { color: var(--ss-blue) !important; }
/* 医師募集：グリーン */
.ss .drrec-banner { background: var(--ss-green); border-top: 0; background-image: radial-gradient(rgba(255,255,255,.12) 3px, transparent 3.5px); background-size: 26px 26px; }
.ss .drrec-banner .eyebrow { color: var(--ss-green-dark) !important; }
.ss .drrec-text h2 em { color: var(--ss-yellow) !important; }
.ss .drrec-text p { color: rgba(255,255,255,.92) !important; }
/* 署名：エルモのレッド */
.ss .shomei-banner { background: var(--ss-red); border: 0; background-image: radial-gradient(rgba(255,255,255,.12) 3px, transparent 3.5px); background-size: 26px 26px; }
.ss .shomei-banner .eyebrow { color: var(--ss-red) !important; }
.ss .shomei-banner h2 { color: #fff !important; }
.ss .shomei-banner h2 strong { color: var(--ss-yellow) !important; }
.ss .shomei-banner p { color: rgba(255,255,255,.92) !important; }
@media (max-width: 900px) {
  .ss .ss-ban .ss-ban-in { grid-template-columns: 1fr; gap: 1.4rem; padding: 2.2rem 1.2rem; }
  .ss-ban-photo { max-width: 460px; }
  .ss-ban a[class$="-btn"] { width: 100%; justify-content: center; }
}

/* ---------- お知らせ ---------- */
.ss .news-section { background: var(--ss-yellow-soft); background-image: radial-gradient(rgba(255,209,0,.35) 3px, transparent 3.5px); background-size: 26px 26px; }
.ss .news-button { background: var(--ss-ink) !important; color: #fff !important; border-radius: 999px; font-weight: 800; border: 0; }

/* ---------- 院内ギャラリー ---------- */
.ss-gallery { background: #fff; padding: 4.5rem 1.2rem 4rem; }
.ss-gallery-in { max-width: 1200px; margin: 0 auto; }
.ss-gallery-lead { text-align: center; font-weight: 700; color: #4B5563; margin: -.4rem 0 2.2rem; line-height: 1.9; }
.ss-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.ss-grid figure { margin: 0; position: relative; background: #fff; padding: 8px 8px 10px; border-radius: 14px; box-shadow: 0 6px 18px rgba(29,42,58,.14);
  cursor: zoom-in; transition: transform .25s; }
.ss-grid figure:nth-child(4n+1) { transform: rotate(-1.6deg); border-top: 6px solid var(--ss-yellow); }
.ss-grid figure:nth-child(4n+2) { transform: rotate(1.2deg); border-top: 6px solid var(--ss-red); }
.ss-grid figure:nth-child(4n+3) { transform: rotate(-.8deg); border-top: 6px solid var(--ss-sky); }
.ss-grid figure:nth-child(4n+4) { transform: rotate(1.6deg); border-top: 6px solid var(--ss-green); }
.ss-grid figure:hover { transform: rotate(0) scale(1.04); z-index: 2; }
.ss-grid img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; border-radius: 8px; }
.ss-grid figcaption { font-size: .78rem; font-weight: 700; color: #4B5563; text-align: center; padding-top: .45rem; }
.ss-grid .ss-more-hide { display: none; }
.ss-grid.open .ss-more-hide { display: block; }
.ss-more { display: block; margin: 2rem auto 0; font-family: var(--ss-round); font-weight: 800; font-size: .95rem; background: var(--ss-yellow); color: var(--ss-ink);
  border: 3px solid var(--ss-ink); border-radius: 999px; padding: .75rem 2rem; box-shadow: 0 5px 0 var(--ss-ink); cursor: pointer; }
.ss-more:hover { transform: translateY(3px); box-shadow: 0 2px 0 var(--ss-ink); }
@media (max-width: 900px) { .ss-grid { grid-template-columns: repeat(2, 1fr); gap: .9rem; } }
/* 拡大表示 */
.ss-lb { position: fixed; inset: 0; z-index: 3000; background: rgba(16,22,34,.9); display: none; align-items: center; justify-content: center; padding: 1.2rem; }
.ss-lb.on { display: flex; }
.ss-lb img { max-width: 100%; max-height: 86vh; border-radius: 12px; border: 5px solid #fff; }
.ss-lb button { position: absolute; top: 14px; right: 14px; width: 46px; height: 46px; border-radius: 50%; border: 3px solid #fff; background: var(--ss-red); color: #fff; font-size: 1.2rem; cursor: pointer; }

/* ---------- Instagram ---------- */
.ss .ig2 { background: var(--ss-sky-soft); }
.ss .ig2::before { background: radial-gradient(circle, rgba(255,209,0,.35), transparent 65%); }
.ss .ig2::after { background: radial-gradient(circle, rgba(240,110,170,.22), transparent 65%); }
.ss .ig2-title { font-family: var(--ss-round); font-weight: 900; }
.ss-ig-pal { position: absolute; z-index: 1; width: 130px; height: 130px; border-radius: 50%; box-shadow: 0 10px 24px rgba(0,0,0,.15); }
.ss-ig-pal.l { left: 4%; top: 18%; transform: rotate(-8deg); }
.ss-ig-pal.r { right: 4%; bottom: 14%; transform: rotate(8deg); }
@media (max-width: 1100px) { .ss-ig-pal { display: none; } }

/* ---------- 予約CTA：セサミの街並み ---------- */
.ss .wave-cta { background: linear-gradient(180deg, rgba(20,40,90,.72), rgba(20,40,90,.86)), url("../images/sesame/ss-4978.jpg") center / cover no-repeat; }
.ss .wave-cta-inner h2 { font-family: var(--ss-round); font-weight: 900; }
.ss .wave-cta-phone { color: var(--ss-yellow); }
.ss .wave-cta-btn.primary { background: var(--ss-red); border: 3px solid #fff; font-weight: 800; }
.ss .wave-cta-btn.ghost { background: var(--ss-yellow); color: var(--ss-ink); border: 3px solid #fff; font-weight: 800; }

/* ---------- 愛育の一日 ---------- */
.ss .ss-ichinichi { background: linear-gradient(180deg, rgba(7,9,13,.72), rgba(7,9,13,.85)), url("../images/sesame/ss-4965.jpg") center / cover no-repeat !important; }

/* ---------- スクロール進捗バー ---------- */
.ss .mx-progress { background: linear-gradient(90deg, var(--ss-yellow), var(--ss-red) 35%, var(--ss-sky) 70%, var(--ss-green)); box-shadow: none; }

/* ---------- フッター ---------- */
.ss .footer { border-top: 8px solid var(--ss-yellow); }
.ss-footer-ss { max-width: 1200px; margin: 0 auto; padding: 1.4rem 1.4rem 0; display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap; justify-content: center; }
.ss-footer-ss img { height: 48px; width: auto; background: #fff; border-radius: 10px; padding: 6px 10px; }
.ss-footer-ss p { margin: 0; font-size: .68rem; line-height: 1.7; color: #9AA6B2; max-width: 720px; }

/* ---------- スマホ ---------- */
@media (max-width: 768px) {
  .ss-hello-in { padding: .75rem 1rem; gap: .7rem; }
  .ss-hello-brand { gap: .5rem; flex-direction: column; align-items: flex-start; width: 100%; }
  .ss-hello-brand img { height: 46px; padding: 6px 10px; border-radius: 10px; }
  .ss-hello-brand p { font-size: .8rem; }
  .ss-hello-brand p small { font-size: .66rem; }
  .ss-back-btn { width: 100%; justify-content: center; font-size: .85rem; padding: .55rem 1rem; }
  .ss-sign { font-size: 1.12rem !important; padding: .5rem 1rem .55rem; border-radius: 12px; }
  .ss-member-3, .ss-member-docs { gap: .5rem; }
  .ss-member-3 div { font-size: .9rem; padding: 1rem .3rem; border-radius: 16px; }
  .ss-member-3 div small { font-size: .66rem; }
  .ss-member-docs img { border-width: 3px; border-radius: 12px; }
  .ss-pals img { width: 84px; height: 84px; }
  .ss-member-lead { font-size: .93rem; }
  .ss-float-back { font-size: .76rem; padding: .5rem .9rem .5rem .7rem; left: 10px; bottom: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .ss-hero-pals img { animation: none; }
}