/* ===== ハイテクデザイン（機能は同一）===== */
@import url("https://fonts.googleapis.com/css2?family=Zen+Kaku+Gothic+New:wght@400;500;700;800&display=swap");

:root {
  --bg: #0a0e17;
  --bg-alt: #111827;
  --card: rgba(17, 24, 39, 0.8);
  --card-border: rgba(0, 212, 255, 0.25);
  --text: #e2e8f0;
  --text-soft: #b4c0d0;
  --muted: #64748b;
  --line: rgba(0, 212, 255, 0.15);
  --line2: rgba(0, 212, 255, 0.08);

  --accent: #00d4ff;
  --accent-light: #38bdf8;
  --accent-soft: rgba(0, 212, 255, 0.15);
  --secondary: #06b6d4;
  --secondary-soft: rgba(6, 182, 212, 0.12);
  --pop: #22d3ee;
  --pop-soft: rgba(34, 211, 238, 0.1);

  --glow: 0 0 20px rgba(0, 212, 255, 0.3);
  --glow-strong: 0 0 30px rgba(0, 212, 255, 0.4);

  --max: 1100px;
  --header-height: 76px;
  --r: 16px;
  --r2: 12px;

  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow2: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 12px 40px rgba(0, 212, 255, 0.15);
  --shadow-accent: 0 0 24px rgba(0, 212, 255, 0.25);

  --pad: clamp(20px, 4vw, 36px);
}

* {
  box-sizing: border-box;
}
html {
  scroll-padding-top: var(--header-height);
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  font-family: "Zen Kaku Gothic New", "Hiragino Sans", "Noto Sans JP", sans-serif;
  color: var(--text);
  background:
    linear-gradient(180deg, transparent 0%, transparent 50%, rgba(0, 212, 255, 0.03) 100%),
    repeating-linear-gradient(0deg, transparent, transparent 49px, rgba(0, 212, 255, 0.03) 50px),
    repeating-linear-gradient(90deg, transparent, transparent 49px, rgba(0, 212, 255, 0.03) 50px),
    linear-gradient(180deg, #0a0e17 0%, #0f1629 30%, #0a0e17 100%);
  min-height: 100%;
  line-height: 1.65;
  letter-spacing: 0.03em;
}
a {
  color: inherit;
  text-decoration: none;
}
.srOnly {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(var(--max), calc(100% - (var(--pad) * 2)));
  margin-inline: auto;
}

/* ===== Header ===== */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 20;
  backdrop-filter: blur(20px);
  background: #fff;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: none;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brandLogo {
  height: 65px;
  width: auto;
  display: block;
  padding: 10px 14px;
  border-radius: 12px;
  background: #fff;
}

.navLinks {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
  margin-left: auto;
}
.navLinks a {
  font-size: 16px;
  font-weight: 500;
  color: #1a1a2e;
  padding: 10px 16px;
  border-radius: 999px;
  transition: color 0.25s, background 0.25s;
}
.navLinks a:hover {
  color: var(--accent);
  background: rgba(0, 212, 255, 0.1);
}

.navRight {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: rgba(17, 24, 39, 0.6);
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.15);
}
.btn.primary {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.2) 0%, rgba(0, 212, 255, 0.1) 100%);
  color: var(--accent);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}
.btn.primary:hover {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.35) 0%, rgba(0, 212, 255, 0.2) 100%);
  border-color: var(--accent-light);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--glow);
}

/* ===== Hamburger ===== */
.hamburger {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: var(--card);
  cursor: pointer;
  position: relative;
}
.hamburger:hover {
  background: var(--bg-alt);
}
.hamburger span {
  position: absolute;
  left: 12px;
  right: 12px;
  height: 2.5px;
  background: var(--text);
  border-radius: 999px;
  transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.hamburger span:nth-child(1) { top: 14px; }
.hamburger span:nth-child(2) { top: 21px; }
.hamburger span:nth-child(3) { top: 28px; }
.hamburger.isOpen span:nth-child(1) {
  top: 21px;
  transform: rotate(45deg);
}
.hamburger.isOpen span:nth-child(2) {
  opacity: 0;
  transform: translateX(-6px);
}
.hamburger.isOpen span:nth-child(3) {
  top: 21px;
  transform: rotate(-45deg);
}

/* ===== Mobile ===== */
.mobileMenu {
  position: fixed;
  inset: 0;
  z-index: 50;
}
.mobileBackdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
}
.mobileDrawer {
  position: absolute;
  top: 16px;
  right: 16px;
  left: 16px;
  max-width: 400px;
  margin-left: auto;
  border-radius: var(--r);
  border: 1px solid var(--card-border);
  background: var(--card);
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.1);
  overflow: hidden;
  transform: translateY(-8px);
  opacity: 0;
  transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.mobileMenu.show .mobileDrawer {
  transform: translateY(0);
  opacity: 1;
}
.mobileTop {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line2);
}
.mobileTitle strong {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
}
.mobileTitle span {
  font-size: 13px;
  color: var(--text);
  margin-top: 2px;
  display: block;
}
.mobileClose {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--line2);
  background: var(--bg-alt);
  color: var(--text);
  font-size: 20px;
  cursor: pointer;
}
.mobileLinks {
  padding: 12px;
}
.mobileLinks a {
  display: block;
  padding: 14px 16px;
  border-radius: 12px;
  color: var(--text);
  font-size: 15px;
  transition: background 0.2s;
}
.mobileLinks a:hover {
  background: var(--accent-soft);
  color: var(--accent);
}
.mobileCta {
  padding: 16px 20px;
  border-top: 1px solid var(--line2);
}
.mobileCta .btn {
  width: 100%;
  justify-content: center;
}

/* ===== Hero（+ スライダー統合）===== */
.hero {
  padding: calc(var(--header-height) + clamp(24px, 4vw, 40px)) 0 clamp(56px, 8vw, 80px);
  position: relative;
  overflow: hidden;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(0, 212, 255, 0.05) 50%,
    transparent 100%
  );
}
.heroContainer {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 5vw, 56px);
}
.heroSlider {
  width: 100%;
}
.hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at top right, rgba(0, 212, 255, 0.08) 0%, transparent 60%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40%;
  height: 80%;
  background: radial-gradient(ellipse at bottom left, rgba(6, 182, 212, 0.06) 0%, transparent 60%);
  pointer-events: none;
}
.heroContent {
  width: 100%;
  position: relative;
  z-index: 1;
}
@keyframes heroSlideInLeft {
  from {
    opacity: 0;
    transform: translateX(-48px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes heroSlideInUp {
  from {
    opacity: 0;
    transform: translateY(32px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.heroKicker {
  font-size: 14px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  text-shadow: 0 2px 16px rgba(233, 69, 96, 0.5);
}
.heroTitle {
  margin: 20px 0 0;
  font-size: clamp(44px, 7.5vw, 80px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text);
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
  animation: heroSlideInLeft 0.7s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
.heroTitle span {
  display: block;
  margin-top: 10px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 50%, var(--pop) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.3));
}
.heroLead {
  margin-top: 28px;
  padding-left: 24px;
  border-left: 3px solid var(--accent);
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 600;
  line-height: 1.75;
  color: var(--text);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  opacity: 0;
  animation: heroSlideInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.25s forwards;
}
.heroCta {
  margin-top: 36px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== Sections ===== */
section {
  padding: clamp(48px, 6vw, 72px) 0;
  position: relative;
}
.section--alt {
  background: rgba(17, 24, 39, 0.4);
}
.sectionHead {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}
.sectionHead h2 {
  margin: 0;
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
}
.sectionHead p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
  max-width: 56ch;
}
/* 動画編集セクション：見出し → 区切り線 → テキスト → 実績 */
.videoSectionTitle {
  margin: 0 0 20px;
  font-size: clamp(30px, 4.5vw, 48px);
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--text);
  text-shadow: 0 0 30px rgba(0, 212, 255, 0.2);
}
.videoSectionLead {
  margin: 0 0 28px;
  padding-left: 22px;
  border-left: 3px solid var(--accent);
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 600;
  line-height: 1.75;
  color: var(--text-soft);
}
.videoSectionLead--book {
  font-size: clamp(22px, 3.2vw, 28px);
  font-weight: 700;
  color: #fff;
}

.tagRow {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: auto;
}
.tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  border: none;
  background: var(--accent-soft);
  padding: 8px 14px;
  border-radius: 999px;
}

/* ===== Slider（Hero内）===== */
.sliderWrap {
  position: relative;
  width: 100%;
  margin: 0 auto;
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--card-border);
  aspect-ratio: 16 / 9;
}
.sliderTrack {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  position: relative;
}
.slide-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.slide-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 15px;
  letter-spacing: 0.1em;
}
.slide-placeholder.book,
.slide-placeholder.panel,
.slide-placeholder.materials {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(6, 182, 212, 0.08) 100%);
  border: 1px dashed var(--card-border);
}
.slide-overlay {
  position: absolute;
  bottom: 28px;
  left: 0;
  right: 0;
  padding: 0 28px;
  z-index: 2;
  display: flex;
  align-items: center;
}
.slide-text {
  display: none;
}
.slide-btns {
  margin-left: auto;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  white-space: nowrap;
}
.slide-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 5px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  transition: all 0.25s ease;
}
.slide-btn:hover {
  background: var(--accent-light);
  transform: scale(1.05);
}
.slide-btn--sub {
  background: rgba(230, 100, 0, 0.85);
}
.slide-btn--sub:hover {
  background: rgba(230, 100, 0, 1);
}
.sliderNav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 16px;
  padding: 0 8px;
}
.sliderPrev,
.sliderNext {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: rgba(17, 24, 39, 0.6);
  color: var(--text-soft);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow2);
}
.sliderPrev:hover,
.sliderNext:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: scale(1.08);
}
.sliderDots {
  display: flex;
  align-items: center;
  gap: 8px;
}
.sliderDot {
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: color 0.25s ease;
}
.sliderDot:hover,
.sliderDot.isActive {
  color: var(--accent);
}
.sliderDot.isActive {
  font-weight: 700;
}

@media (max-width: 640px) {
  .slide-overlay {
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 10px;
    bottom: 10px;
    padding: 0 10px 10px;
  }
  .slide-text {
    min-width: 0;
    flex: 0 1 auto;
    width: fit-content;
    max-width: 100%;
    font-size: clamp(13px, 3.8vw, 20px);
    padding: 6px 12px;
    overflow-wrap: anywhere;
  }
  .slide-btns {
    flex: 0 0 auto;
    margin-left: auto;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 8px;
    white-space: nowrap;
  }
  .slide-btn {
    padding: 5px 10px;
    font-size: 11px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    background: rgba(0, 212, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(4px);
  }
  .slide-btn:hover {
    color: #fff;
    background: rgba(0, 212, 255, 0.35);
    border-color: rgba(255, 255, 255, 0.5);
  }
  .slide-btn--sub {
    background: rgba(230, 100, 0, 0.15);
  }
  .slide-btn--sub:hover {
    background: rgba(230, 100, 0, 0.35);
  }
  .sliderNav {
    gap: 8px;
    margin-top: 12px;
    padding: 0 4px;
  }
  .sliderPrev,
  .sliderNext {
    width: 38px;
    height: 38px;
    font-size: 17px;
    flex-shrink: 0;
  }
  .sliderDots {
    flex: 1 1 0;
    min-width: 0;
    justify-content: center;
    flex-wrap: wrap;
    gap: 4px 6px;
  }
  .sliderDot {
    width: 22px;
    height: 22px;
    font-size: 13px;
  }
}

/* ===== Works ===== */
.worksHeading {
  margin: 0 0 16px;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text);
}
.worksWrap {
  border-radius: 28px;
  background: var(--bg-alt);
  padding: 28px;
  border: 1px solid var(--line2);
}
.worksRail {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: none;
  scroll-behavior: auto;
  padding: 4px 4px 12px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.worksRail::-webkit-scrollbar {
  height: 8px;
}
.worksRail::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 999px;
}
.worksRail::-webkit-scrollbar-track {
  background: transparent;
}

.workCard {
  flex: 0 0 auto;
  width: clamp(200px, 22vw, 260px);
  scroll-snap-align: start;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow2);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.35s ease;
  display: block;
  color: inherit;
  text-decoration: none;
}
a.workCard {
  cursor: pointer;
}
.workCard:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: var(--shadow-accent);
}
.workCardMarker {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #fff;
  background: var(--accent);
  padding: 5px 10px;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
  line-height: 1;
}
.workCard .workThumbImg {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}
.workOverlay {
  position: absolute;
  inset: auto 0 0 0;
  padding: 16px 18px;
  background: linear-gradient(180deg, transparent, rgba(10, 14, 23, 0.9));
  opacity: 0;
  transform: translateY(8px);
  transition: 0.3s ease;
  pointer-events: none;
}
.workCard:hover .workOverlay,
.workCard:focus-within .workOverlay {
  opacity: 1;
  transform: translateY(0);
}
.workOverlayLine1 {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--pop);
  line-height: 1;
}
.workOverlayProgram {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-top: 0;
}
.worksNote {
  margin-top: 14px;
  color: var(--text-soft);
  font-size: clamp(14px, 1.4vw, 16px);
  padding: 0 4px;
}

.workCard {
  cursor: pointer;
}

/* 動画編集セクション：ブランディングブロック */
.videoSectionBrand {
  margin-top: 32px;
  padding: 24px 28px;
  background: var(--card);
  border-radius: var(--r);
  border: 1px solid var(--card-border);
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.08);
}
.videoSectionBrandLead {
  margin: 0 0 20px;
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 600;
  line-height: 1.7;
  color: var(--text);
}
.videoSectionBrandTags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-bottom: 12px;
}
.videoSectionBrandTags:last-child {
  margin-bottom: 0;
}
.videoSectionBrandLabel {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--muted);
  width: 56px;
  flex-shrink: 0;
}
.videoSectionBrandHint {
  margin: 0 0 16px;
  font-size: 13px;
  color: var(--muted);
}
.workDetailLayout {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}
.workDetailImgWrap {
  flex: 0 0 auto;
  width: 48%;
  min-width: 280px;
  max-width: 420px;
}
.workDetailImg {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 12px;
}
.workDetailInfo {
  flex: 1 1 auto;
  min-width: 0;
}
.videoSectionBrandProgram {
  margin: 0 0 8px;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  color: var(--text);
}
.videoSectionBrandMeta {
  margin: 0 0 20px;
  font-size: 14px;
  color: var(--muted);
}
.workDetailList {
  margin: 0 0 20px;
  padding: 0;
}
.workDetailItem {
  margin-bottom: 14px;
}
.workDetailItem:last-child {
  margin-bottom: 0;
}
.workDetailItem dt {
  margin: 0 0 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--muted);
}
.workDetailItem--row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 24px;
}
.workDetailDatePart,
.workDetailPlacePart {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}
.workDetailLabel {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--muted);
  flex-shrink: 0;
}
.workDetailItem--row #workDetailDate,
.workDetailItem--row #workDetailScale {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
}
.workDetailItem dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
#workDetailMemo {
  white-space: pre-line;
}
.workDetailItem dd .tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 6px 12px;
  border-radius: 999px;
}
.videoSectionBrandLink {
  display: inline-block;
  margin-top: 20px;
}

@media (max-width: 600px) {
  .workDetailLayout {
    flex-direction: column;
  }
  .workDetailImgWrap {
    width: 100%;
    max-width: none;
  }
}

/* ===== Materials ===== */
.materialsStoreBanner {
  min-height: 100px;
  margin: 48px 0 56px;
  padding: 24px 28px;
  border-radius: var(--r);
  background: linear-gradient(135deg, var(--bg-alt) 0%, rgba(0, 212, 255, 0.08) 50%, var(--bg-alt) 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 16px;
  position: relative;
  overflow: hidden;
}
.materialsStoreBanner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.2) 100%);
  z-index: 0;
}
.materialsStoreBannerText,
.materialsStoreBannerBtns {
  position: relative;
  z-index: 1;
}
.materialsStoreBannerText {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}
.materialsStoreBannerBtns {
  display: flex;
  gap: 12px;
}
.materialsStoreBannerBtns .btn {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.15);
}
.materialsStoreBannerBtns .btn:hover {
  background: rgba(255, 255, 255, 0.28);
  border-color: #fff;
}

.materialsCategories {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.materialsCategory {
  border-radius: var(--r);
  border: 1px solid var(--card-border);
  background: var(--card);
  padding: 24px 28px;
  box-shadow: var(--shadow2);
  transition: all 0.3s ease;
}
.materialsCategory:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-accent);
  transform: translateY(-2px);
}
.materialsCategoryTitle {
  margin: 0 0 10px;
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
}
.materialsCategoryDesc {
  margin: 0 0 16px;
  padding-left: 18px;
  padding-bottom: 16px;
  border-left: 3px solid #6ec1e4;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.75;
  color: var(--text-soft);
}
.materialsCategory--panel .materialsCategoryDesc {
  color: #fff;
  font-size: clamp(16px, 2vw, 20px);
}
.materialsCategory--panel .materialCepBoxDesc {
  color: #fff;
  font-size: 14px;
}

/* CEP 3box */
.materialsCepBoxes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 16px;
}
.materialCepBox {
  border-radius: var(--r2);
  border: 1px solid var(--card-border);
  background: var(--card);
  padding: 0;
  overflow: hidden;
  box-shadow: var(--shadow2);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.materialCepBox:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-accent);
  transform: translateY(-6px);
}
.materialCepBoxImgWrap {
  overflow: hidden;
  background: var(--bg-alt);
}
.materialCepBoxImg {
  width: 100%;
  height: auto;
  display: block;
}
.materialCepBoxTitle {
  margin: 0;
  padding: 16px 18px 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
}
.materialCepBoxDesc {
  margin: 0;
  padding: 10px 18px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}
.materialCepBoxBtns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0 18px 18px;
  justify-content: center;
}
.materialCepBoxBtns .btn {
  padding: 10px 16px;
  font-size: 13px;
}
.materialCepBoxBtnDetail {
  background: linear-gradient(135deg, #f59e0b 0%, #f0b429 100%) !important;
  border-color: #f59e0b !important;
  color: #1a1a2e !important;
}
.materialCepBoxBtnDetail--full {
  width: 100%;
  text-align: center;
}
.materialCepBoxBtnDetail:hover {
  background: linear-gradient(135deg, #f0b429 0%, #f59e0b 100%) !important;
  border-color: #f0b429 !important;
  color: #1a1a2e !important;
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.4);
}

/* ===== Book ===== */
.bookCard {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 40px;
  align-items: start;
  border-radius: var(--r);
  background: var(--card);
  padding: 40px;
  border: 1px solid var(--card-border);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.1);
}
.bookVisuals {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
.bookJacket {
  border: none;
  padding: 0;
  background: none;
  cursor: pointer;
  font: inherit;
}
.bookJacket:focus {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}
.bookJacket {
  width: 100%;
  aspect-ratio: 3 / 4;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.25s, box-shadow 0.25s;
}
.bookJacket:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-accent);
}
.bookJacket .bookCover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.bookThumbs {
  display: flex;
  gap: 10px;
  justify-content: center;
}
.bookThumb {
  flex: 0 0 auto;
  width: 80px;
  aspect-ratio: 4 / 3;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow2);
  border: none;
  padding: 0;
  background: none;
  cursor: pointer;
  transition: transform 0.25s, box-shadow 0.25s;
}
.bookThumb:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-accent);
}
.bookThumb:focus {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.bookThumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.bookContentTitle {
  margin: 0 0 18px;
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #fff;
}
.bookContentTitle::after {
  content: "";
  display: block;
  margin-top: 8px;
  width: 48px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--secondary));
  border-radius: 2px;
}
.bookContent p {
  margin: 0;
  color: #fff;
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.75;
}
.bookDate {
  display: block;
  margin-top: 20px;
  margin-bottom: 16px;
  font-size: clamp(17px, 2.2vw, 22px);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
}
.bookAmazonBtn {
  display: inline-flex;
  margin-top: 4px;
}

/* Book 画像拡大ライトボックス */
.bookLightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}
.bookLightbox.isOpen {
  opacity: 1;
  visibility: visible;
}
.bookLightboxBackdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  cursor: pointer;
}
.bookLightboxContent {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
}
.bookLightboxClose {
  position: absolute;
  top: -48px;
  right: 0;
  width: 40px;
  height: 40px;
  border: none;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
}
.bookLightboxClose:hover {
  background: rgba(255, 255, 255, 0.35);
}
.bookLightboxImg {
  max-width: 100%;
  max-height: 85vh;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  border-radius: 8px;
}

/* ===== YouTube ===== */
.youtubeCard {
  border-radius: var(--r);
  background: var(--card);
  padding: 36px;
  border: 1px solid var(--card-border);
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.08);
}
.youtubeCard h3 {
  margin: 0 0 12px;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #fff;
}
.youtubeCard p {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}
#materials .videoSectionLead {
  color: #fff;
}
#youtube .videoSectionTitle {
  color: #fff;
}
#youtube .videoSectionLead {
  color: #fff;
  font-size: clamp(17px, 2.2vw, 21px);
}
#youtube .youtubeEmbedLabel {
  color: #fff;
  font-size: clamp(13px, 1.5vw, 15px);
}
.youtubeEmbeds {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin: 24px 0 24px;
}
.youtubeEmbedItem {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}
.youtubeEmbedWrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  background: #000;
}
.youtubeEmbedWrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}
.youtubeEmbedLabel {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
  display: block;
}
.youtubeChannelBtnWrap {
  margin-top: 24px;
  text-align: center;
}

/* ===== Info / School ===== */
.section--hidden {
  display: none;
}
.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.infoCard {
  border-radius: var(--r);
  border: 1px solid var(--card-border);
  background: var(--card);
  padding: 28px;
}
.infoCard h3 {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 700;
}
.infoCard p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

/* ===== News Band（スライダー下の帯）===== */
.newsBand {
  background: rgba(17, 24, 39, 0.97);
  padding: 20px 0;
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.05);
}
.newsBandInner {
  display: flex;
  align-items: flex-start;
  gap: 20px;
}
.newsBandLabel {
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--accent);
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--accent);
  padding: 3px 10px;
  border-radius: 4px;
  margin-top: 2px;
}
.newsBandItems {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.newsItem {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-soft);
  text-decoration: none;
  transition: color 0.2s;
}
a.newsItem:hover {
  color: #fff;
}
a.newsItem:hover .newsTitle {
  text-decoration: underline;
}
.newsDate {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.newsBadge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid transparent;
}
.newsBadge--new {
  color: #ff4d6d;
  background: rgba(255, 77, 109, 0.12);
  border-color: rgba(255, 77, 109, 0.35);
}
.newsBadge--info {
  color: #a78bfa;
  background: rgba(167, 139, 250, 0.12);
  border-color: rgba(167, 139, 250, 0.35);
}
.newsBadge--empty {
  background: none;
  border-color: transparent;
  pointer-events: none;
}
.newsTitle {
  color: #fff;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 640px) {
  .newsBand {
    padding: 14px 0;
  }
  .newsBandInner {
    flex-direction: column;
    gap: 10px;
  }
  .newsItem {
    flex-wrap: wrap;
    gap: 4px 8px;
    font-size: 13px;
  }
  .newsTitle {
    white-space: normal;
    overflow: visible;
    text-overflow: unset;
    flex-basis: 100%;
  }
}

/* ===== Event Banner ===== */
.eventBanner {
  padding: clamp(32px, 4vw, 48px) 0;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.04) 0%, rgba(6, 182, 212, 0.02) 100%);
  border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}
.eventBannerInner {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.eventCard {
  padding: 0;
}
.eventTitle {
  margin: 0 0 20px;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  text-align: center;
  line-height: 1.3;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, #fbbf24, #f59e0b, #fcd34d);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 16px rgba(251, 191, 36, 0.3));
}
.eventImg {
  width: 100%;
  border-radius: var(--r2);
  object-fit: cover;
}
.eventBody {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.eventDesc {
  margin: 0;
  flex: 1;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.7;
  color: #fff;
}
.eventLink {
  display: inline-flex;
  flex-shrink: 0;
}
@media (max-width: 640px) {
  .eventBody {
    flex-direction: column;
    align-items: stretch;
  }
}

/* ===== Contact Form ===== */
.contactForm {
  max-width: 600px;
  margin: 32px auto 0;
}
.contactFormRow {
  margin-bottom: 24px;
}
.contactFormLabel {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}
.contactFormLabel .required {
  margin-left: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
}
.contactFormLabel .optional {
  margin-left: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
}
.contactFormInput {
  width: 100%;
  padding: 14px 18px;
  font-size: 15px;
  font-family: inherit;
  color: var(--text);
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.contactFormInput::placeholder {
  color: var(--muted);
}
.contactFormInput:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(0, 212, 255, 0.2);
}
.contactFormSelect {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
.contactFormTextarea {
  min-height: 160px;
  resize: vertical;
}
.contactFormRecaptcha {
  display: flex;
  justify-content: center;
  margin-top: 24px;
}
.contactFormSubmit {
  margin-top: 32px;
  text-align: center;
}
.contactFormSubmit button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.contactFormHoneypot {
  position: absolute;
  left: -9999px;
  height: 0;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}
/* ===== Contact Modal ===== */
.contactModal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: cmFadeIn 0.25s ease;
}
.contactModal[hidden] {
  display: none;
}
@keyframes cmFadeIn { from { opacity: 0 } to { opacity: 1 } }
.contactModalBackdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}
.contactModalBox {
  position: relative;
  width: 100%;
  max-width: 380px;
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 36px 28px 28px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  animation: cmSlideUp 0.3s ease;
}
@keyframes cmSlideUp { from { opacity: 0; transform: translateY(20px) } to { opacity: 1; transform: translateY(0) } }
.contactModalIcon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
  font-weight: 700;
}
.contactModal--success .contactModalIcon {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
  border: 2px solid rgba(34, 197, 94, 0.3);
}
.contactModal--error .contactModalIcon {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border: 2px solid rgba(239, 68, 68, 0.3);
}
.contactModalMsg {
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
  white-space: pre-line;
}
.contactModalBtn {
  min-width: 140px;
}

/* ===== Footer ===== */
.footer {
  padding: 18px 0;
  background: rgba(10, 14, 23, 0.95);
  border-top: 1px solid var(--card-border);
}
.footLine {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 10px;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}
.footLine strong {
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.05em;
}
.footLine small {
  font-size: 12px;
  color: var(--muted);
}
.footSep {
  color: var(--card-border);
  font-size: 12px;
}

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .navLinks {
    display: none;
  }
  .navRight .btn {
    display: none;
  }
  .hamburger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .materialsCepBoxes {
    grid-template-columns: 1fr;
  }
  .youtubeEmbeds {
    grid-template-columns: 1fr;
  }
  .bookCard {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .bookCard {
    grid-template-columns: 1fr;
  }
  .bookVisuals {
    max-width: 280px;
    margin: 0 auto;
  }
  .grid2 {
    grid-template-columns: 1fr;
  }
}

/* ===== 実績数字バッジ ===== */
.statsBadges {
  display: flex;
  gap: 20px;
  margin: 0 0 36px;
  flex-wrap: wrap;
}
.statsBadge {
  flex: 0 1 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 24px 36px;
  border-radius: var(--r);
  border: 1px solid var(--card-border);
  background: var(--card);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.08);
  transition: all 0.3s ease;
}
.statsBadge:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-accent);
  transform: translateY(-3px);
}
.statsBadgeNumber {
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 50%, var(--pop) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 12px rgba(0, 212, 255, 0.2));
}
.statsBadgeNumber small {
  font-size: 0.4em;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.statsBadgeLabel {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--muted);
}

/* ===== 権威→商品 ブリッジ ===== */
.sectionBridge {
  padding: 40px 0 32px;
  text-align: center;
  position: relative;
  background: linear-gradient(
    180deg,
    var(--bg) 0%,
    rgba(0, 212, 255, 0.04) 50%,
    var(--bg) 100%
  );
}
.sectionBridgeText {
  margin: 0;
  font-size: clamp(19px, 2.5vw, 26px);
  font-weight: 700;
  line-height: 1.7;
  color: #fff;
  letter-spacing: 0.04em;
}
.sectionBridgeArrow {
  display: block;
  margin-top: 16px;
  font-size: 20px;
  color: var(--accent);
  animation: bridgeBounce 2s ease-in-out infinite;
}
@keyframes bridgeBounce {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(8px); opacity: 1; }
}

/* ===== 素材セクション（★本命）強調 ===== */
.section--materials {
  background:
    linear-gradient(180deg, rgba(0, 212, 255, 0.06) 0%, transparent 30%, transparent 70%, rgba(0, 212, 255, 0.04) 100%),
    rgba(17, 24, 39, 0.4);
  border-top: 1px solid rgba(0, 212, 255, 0.2);
  border-bottom: 1px solid rgba(0, 212, 255, 0.2);
}
.materialsMainTitle {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 50%, var(--pop) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.3));
}
.materialsMainLead {
  color: #fff !important;
  font-size: clamp(17px, 2.2vw, 21px) !important;
}

/* ===== テキスト強調 ===== */
.heroLeadAccent {
  color: var(--accent);
  font-weight: 800;
}
.bookAuthority {
  display: block;
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
}
.materialsHook {
  display: block;
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 800;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--pop) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 16px rgba(0, 212, 255, 0.25));
}

/* ストアバナー：ボトムCTA 強調 */
.section--materials .materialsStoreBanner {
  margin: 48px 0 0;
  padding: 32px 28px;
  border-radius: var(--r);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.08) 0%, rgba(6, 182, 212, 0.04) 100%);
  border: 1px solid rgba(0, 212, 255, 0.3);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.section--materials .materialsStoreBanner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: none;
}
.section--materials .materialsStoreBannerText {
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 700;
  color: #fff;
  text-shadow: none;
}
.section--materials .materialsStoreBannerBtns {
  margin-top: 16px;
}
.section--materials .materialsStoreBannerBtns .btn {
  padding: 16px 32px;
  font-size: 16px;
}
.section--materials .materialsStoreBannerBtns .btn.primary {
  color: #fff;
}

/* ===== YouTube 登録者数 ===== */
.youtubeCardHeader {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.youtubeCardHeader h3 {
  margin: 0;
}
.youtubeSubscribers {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 14px;
  border-radius: 999px;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

/* ===== フッター拡充 ===== */
.footContent {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
}
.footLinks {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}
.footLinks a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.25s;
}
.footLinks a:hover {
  color: var(--accent);
}
.footLinks svg {
  flex-shrink: 0;
}
.footCopy {
  font-size: 12px;
  color: var(--muted);
}
.footContent .footLine {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 10px;
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}

@media (max-width: 600px) {
  .statsBadges {
    flex-direction: column;
    align-items: stretch;
  }
  .statsBadge {
    padding: 20px 24px;
  }
  .youtubeCardHeader {
    flex-direction: column;
    gap: 8px;
  }
  .sectionBridgeText {
    font-size: 16px;
  }
}