/* ===================================================
   メットリフォーム design-v3
   Mizota-inspired luxury Japanese architecture site
   Palette: warm cream / deep brown / gold accents
   Motion: upscale but dramatic (mask reveals, flash sweeps, scale)
   =================================================== */

:root {
  /* Colors (Mizota-inspired) */
  --c-bg: #FCF5EB;
  --c-bg-soft: #FAF3EB;
  --c-bg-card: #FFFCF7;
  --c-border: #DED5CB;
  --c-line: #EBE4DB;

  --c-text: #362E26;
  --c-text-2: #544B42;
  --c-text-3: #7A6D5F;
  --c-text-muted: #83776A;
  --c-text-inv: #FFFCF7;

  --c-heading: #7F4D1B;
  --c-heading-sub: #926F4B;
  --c-heading-meta: #A7917B;

  /* DESIGN.md-aligned semantic aliases */
  --c-accent-pale: #A7917B;     /* decorative lines / aux text */
  --c-accent-light: #B07A4A;    /* accent hover */
  --c-accent-surface: #F5EDE3;  /* pale badge background */
  --c-bg-deep: #544B42;         /* dark section background (section-dark) */
  --c-on-bg-deep: #FFFFFF;
  --c-on-bg-deep-muted: #A39C95;

  --c-accent: #BD7833;
  --c-accent-strong: #DA6D00;
  --c-accent-soft: #E2C09E;
  --c-gold: #C58817;

  --c-dark: #362E26;
  --c-dark-2: #544B42;

  /* Typography */
  --ff-serif: "Shippori Mincho", "Noto Serif JP", "Hiragino Mincho ProN", "YuMincho", serif;
  --ff-sans: "Noto Sans JP", -apple-system, "Hiragino Sans", "Yu Gothic", sans-serif;
  --ff-en: "Cormorant Garamond", "Times New Roman", serif;
  --ff-en-sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --ff-tel: "HelveticaNeueLTStd-Lt", "Helvetica Neue", Helvetica, Arial, sans-serif;

  /* Spacing */
  --pad-section: clamp(80px, 11vw, 160px);
  --pad-section-sm: clamp(56px, 7vw, 96px);
  --gutter: clamp(20px, 4vw, 48px);
  --container: min(1280px, calc(100% - var(--gutter) * 2));

  /* Motion */
  --ease-out: cubic-bezier(0.165, 0.84, 0.44, 1);
  --ease-emph: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-slow: cubic-bezier(0, 0.25, 0.35, 1);
  --dur-reveal: 1.1s;
  --dur-flash: 1.8s;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--ff-sans);
  font-weight: 400;
  line-height: 1.8;
  color: var(--c-text);
  background: var(--c-bg);
  font-feature-settings: "palt" 1;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { background: none; border: 0; font: inherit; color: inherit; cursor: pointer; }

/* ===================================================
   Cursor dot (desktop only)
   =================================================== */
.cursor-dot {
  position: fixed;
  width: 8px; height: 8px;
  background: var(--c-gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.18s var(--ease-out), opacity 0.3s, width 0.25s var(--ease-out), height 0.25s var(--ease-out);
  opacity: 0;
  transform: translate(-50%, -50%);
  mix-blend-mode: difference;
}
.cursor-dot.is-active { opacity: 0.8; }
.cursor-dot.is-hover { width: 36px; height: 36px; opacity: 0.6; }
@media (hover: none), (max-width: 900px) { .cursor-dot { display: none; } }

/* ===================================================
   Scroll progress
   =================================================== */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 2px;
  z-index: 100;
  pointer-events: none;
}
.scroll-progress::before {
  content: "";
  display: block;
  height: 100%;
  width: var(--progress, 0%);
  background: linear-gradient(90deg, var(--c-accent), var(--c-gold));
  transition: width 0.1s linear;
}

/* ===================================================
   Header
   =================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid transparent;
  transition: background 0.4s, backdrop-filter 0.4s, border-color 0.4s, padding 0.4s, color 0.4s;
}

/* Light text everywhere by default (hero + dark CTA + over-light state all use light text) */
.site-header .brand-ja,
.site-header .nav-ja,
.site-header .header-tel .tel-num {
  color: #fff;
}
.site-header .brand-en,
.site-header .nav-en,
.site-header .header-tel small {
  color: rgba(255, 255, 255, 0.78);
}
.site-header .brand-mark {
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: #fff;
}
.site-header .nav-main a::after {
  background: #fff;
}
.site-header .header-cta {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.55);
}
.site-header .header-cta::before {
  background: var(--c-accent-strong);
}

/* Over light sections: keep bg transparent, flip text to brown for legibility */
.site-header.is-overlight .brand-ja,
.site-header.is-overlight .nav-ja,
.site-header.is-overlight .header-tel .tel-num {
  color: var(--c-heading);
}
.site-header.is-overlight .brand-en,
.site-header.is-overlight .nav-en,
.site-header.is-overlight .header-tel small {
  color: var(--c-heading-sub);
}
.site-header.is-overlight .brand-mark {
  background: var(--c-heading);
  border-color: var(--c-heading);
  color: var(--c-bg);
}
.site-header.is-overlight .nav-main a::after {
  background: var(--c-accent);
}
.site-header.is-overlight .header-cta {
  background: var(--c-heading);
  border-color: var(--c-heading);
  color: var(--c-bg);
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  transition: padding 0.4s;
}
.site-header.is-scrolled .header-inner { padding: 12px 0; }

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  line-height: 1;
}
.brand-mark {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  background: var(--c-heading);
  color: var(--c-bg);
  font-family: var(--ff-en);
  font-weight: 500;
  font-size: 20px;
  font-style: italic;
  border-radius: 3px;
  letter-spacing: 0;
}
.brand-text { display: flex; flex-direction: column; gap: 4px; }
.brand-ja {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: 17px;
  color: var(--c-heading);
  letter-spacing: 0.05em;
}
.brand-en {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 10px;
  color: var(--c-heading-sub);
  letter-spacing: 0.24em;
}

.nav-main {
  display: flex;
  gap: 28px;
  justify-content: center;
}
.nav-main a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 4px;
  position: relative;
  transition: color 0.3s;
}
.nav-main a::after {
  content: "";
  position: absolute;
  bottom: 2px; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 1px;
  background: var(--c-accent);
  transition: width 0.4s var(--ease-out);
}
.nav-main a:hover::after { width: 22px; }
.nav-en {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 11px;
  color: var(--c-heading-sub);
  letter-spacing: 0.14em;
}
.nav-ja {
  font-family: var(--ff-serif);
  font-size: 12px;
  color: var(--c-text-2);
  letter-spacing: 0.1em;
}

.header-right { display: flex; align-items: center; gap: 18px; }

/* Nav toggle (hamburger) + drawer */
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 2px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  transition: background 0.3s, border-color 0.3s;
}
.nav-toggle-bar {
  display: block;
  width: 20px; height: 1.5px;
  background: #fff;
  transition: transform 0.35s var(--ease-emph), opacity 0.25s, background 0.3s;
  transform-origin: center;
}
.site-header.is-overlight .nav-toggle {
  border-color: var(--c-heading);
}
.site-header.is-overlight .nav-toggle-bar {
  background: var(--c-heading);
}
body.nav-open .nav-toggle-bar:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
body.nav-open .nav-toggle-bar:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle-bar:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(26, 17, 10, 0);
  backdrop-filter: blur(0);
  -webkit-backdrop-filter: blur(0);
  z-index: 45;
  pointer-events: none;
  transition: background 0.45s, backdrop-filter 0.45s;
}
body.nav-open .nav-backdrop {
  background: rgba(26, 17, 10, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  pointer-events: auto;
}

.nav-drawer {
  position: fixed;
  top: 0; right: 0;
  width: min(420px, 88vw);
  height: 100vh;
  height: 100svh;
  background: var(--c-bg-soft);
  z-index: 55;
  transform: translateX(100%);
  transition: transform 0.55s var(--ease-emph);
  overflow-y: auto;
  box-shadow: -20px 0 50px -20px rgba(40, 25, 10, 0.25);
}
body.nav-open .nav-drawer { transform: translateX(0); }
.nav-drawer-inner {
  padding: 92px 36px 40px;
  display: flex;
  flex-direction: column;
  gap: 36px;
  min-height: 100%;
}
.nav-drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.nav-drawer-nav a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 8px;
  border-bottom: 1px solid var(--c-line);
  position: relative;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s, transform 0.5s, color 0.3s;
}
body.nav-open .nav-drawer-nav a {
  opacity: 1;
  transform: translateY(0);
}
body.nav-open .nav-drawer-nav a:nth-child(1) { transition-delay: 0.18s; }
body.nav-open .nav-drawer-nav a:nth-child(2) { transition-delay: 0.24s; }
body.nav-open .nav-drawer-nav a:nth-child(3) { transition-delay: 0.30s; }
body.nav-open .nav-drawer-nav a:nth-child(4) { transition-delay: 0.36s; }
body.nav-open .nav-drawer-nav a:nth-child(5) { transition-delay: 0.42s; }
.nav-drawer-nav .nav-en {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 12px;
  color: var(--c-heading-sub);
  letter-spacing: 0.18em;
}
.nav-drawer-nav .nav-ja {
  font-family: var(--ff-serif);
  font-size: 17px;
  color: var(--c-heading);
  letter-spacing: 0.08em;
}
.nav-drawer-nav a::after {
  content: "→";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--ff-en);
  color: var(--c-accent);
  opacity: 0.6;
}
.nav-drawer-foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.nav-drawer-tel {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: 3px;
}
.nav-drawer-tel .tel-num {
  font-family: var(--ff-tel);
  font-size: 26px;
  font-weight: 500;
  color: var(--c-heading);
  letter-spacing: 0.02em;
}
.nav-drawer-tel small {
  font-size: 11px;
  color: var(--c-text-3);
  margin-top: 4px;
  letter-spacing: 0.08em;
}
.nav-drawer-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 20px;
  background: var(--c-accent-strong);
  color: #fff;
  font-size: 14px;
  letter-spacing: 0.12em;
  font-weight: 500;
  border-radius: 3px;
  transition: background 0.3s;
}
.nav-drawer-cta:hover { background: var(--c-accent); }
.header-tel {
  display: flex; flex-direction: column;
  text-align: right;
  line-height: 1.1;
}
.header-tel .tel-num {
  font-family: var(--ff-tel);
  font-size: 22px;
  font-weight: 500;
  color: var(--c-heading);
  letter-spacing: 0.02em;
}
.header-tel small {
  font-size: 10px;
  color: var(--c-text-3);
  letter-spacing: 0.08em;
  margin-top: 2px;
}
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  background: var(--c-heading);
  color: var(--c-bg);
  font-size: 13px;
  letter-spacing: 0.12em;
  font-weight: 500;
  border-radius: 2px;
  transition: background 0.3s, gap 0.3s;
  position: relative;
  overflow: hidden;
}
.header-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--c-accent-strong);
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease-emph);
}
.header-cta span, .header-cta svg { position: relative; z-index: 1; }
.header-cta:hover::before { transform: translateX(0); }
.header-cta:hover { gap: 14px; }

/* ===================================================
   Hero
   =================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 180px 0 120px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.08);
  transition: opacity 1.6s var(--ease-slow);
  will-change: transform, opacity;
  animation: heroKenBurns 18s ease-in-out infinite alternate;
  animation-play-state: paused;
  filter: brightness(0.62) saturate(0.92);
}
.hero-slide.is-active {
  opacity: 1;
  animation-play-state: running;
}
.hero-veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(252, 245, 235, 0.0) 0%, rgba(54, 46, 38, 0.15) 40%, rgba(54, 46, 38, 0.7) 100%),
    linear-gradient(90deg, rgba(54, 46, 38, 0.55) 0%, rgba(54, 46, 38, 0.0) 55%);
  pointer-events: none;
}

@keyframes heroKenBurns {
  0% { transform: scale(1.08) translate(-1.5%, -1%); }
  100% { transform: scale(1.18) translate(1.5%, 1.2%); }
}

.hero-side {
  position: absolute;
  left: 32px;
  top: 50%;
  transform: translateY(-50%) rotate(-90deg);
  transform-origin: left center;
  display: flex; align-items: center; gap: 16px;
  z-index: 2;
  color: rgba(255, 252, 247, 0.75);
  pointer-events: none;
}
.hero-side-line {
  width: 48px; height: 1px;
  background: currentColor;
  opacity: 0.7;
}
.hero-side-text {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.3em;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--container);
  margin: 0 auto;
  width: 100%;
  color: var(--c-text-inv);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.24em;
  color: var(--c-accent-soft);
}
.kicker-mark {
  width: 48px; height: 1px;
  background: var(--c-accent-soft);
  display: inline-block;
}

.hero-title {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: clamp(28px, 4.2vw, 58px);
  line-height: 1.5;
  letter-spacing: 0.03em;
  color: var(--c-text-inv);
  margin-bottom: 36px;
  max-width: 960px;
}
.hero-title-line {
  display: block;
  overflow: hidden;
}
.hero-title-line > * {
  display: block;
}
.hero-title-line--sub {
  font-size: 0.78em;
  color: rgba(255, 252, 247, 0.85);
  margin-top: 10px;
  letter-spacing: 0.05em;
}

.hero-lead {
  font-size: clamp(13px, 1.05vw, 16px);
  line-height: 2.0;
  color: rgba(255, 252, 247, 0.88);
  margin-bottom: 48px;
  max-width: 620px;
  letter-spacing: 0.04em;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 20px; align-items: center; }

.hero-scroll {
  position: absolute;
  right: 40px;
  bottom: 40px;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  color: rgba(255, 252, 247, 0.7);
}
.scroll-label {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.3em;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}
.scroll-line {
  width: 1px;
  height: 72px;
  background: rgba(255, 252, 247, 0.25);
  position: relative;
  overflow: hidden;
}
.scroll-line::after {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 30%;
  background: linear-gradient(180deg, transparent, var(--c-accent-soft));
  animation: scrollFlow 2.2s var(--ease-out) infinite;
}
@keyframes scrollFlow {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(280%); }
}

.hero-pager {
  position: absolute;
  left: 50%;
  bottom: 40px;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 14px;
}
.pager-dot {
  width: 28px; height: 1px;
  background: rgba(255, 252, 247, 0.3);
  position: relative;
  overflow: hidden;
}
.pager-dot.is-active {
  background: rgba(255, 252, 247, 0.25);
}
.pager-dot.is-active::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--c-accent-soft);
  transform-origin: left;
  animation: pagerFill 7s linear forwards;
}
@keyframes pagerFill {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}


/* ===================================================
   Buttons
   =================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 18px 34px;
  font-family: var(--ff-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.12em;
  border-radius: 2px;
  transition: all 0.4s var(--ease-emph);
  position: relative;
  overflow: hidden;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--c-accent-strong);
  color: var(--c-bg);
  box-shadow: 0 10px 30px -12px rgba(218, 109, 0, 0.55);
}
.btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--c-heading);
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease-emph);
  z-index: 0;
}
.btn-primary > * { position: relative; z-index: 1; }
.btn-primary:hover { gap: 18px; box-shadow: 0 14px 36px -10px rgba(127, 77, 27, 0.5); }
.btn-primary:hover::before { transform: translateX(0); }

.btn-ghost {
  background: transparent;
  color: var(--c-text-inv);
  border: 1px solid rgba(255, 252, 247, 0.5);
}
.btn-ghost:hover {
  border-color: var(--c-accent-soft);
  color: var(--c-accent-soft);
  gap: 18px;
}

.btn-outline {
  background: transparent;
  color: var(--c-heading);
  border: 1px solid var(--c-heading-sub);
}
.btn-outline:hover {
  background: var(--c-heading);
  color: var(--c-bg);
  gap: 18px;
}
.btn-large { padding: 22px 48px; font-size: 15px; }

/* ===================================================
   Marquee
   =================================================== */
.news-ticker {
  display: flex;
  align-items: stretch;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg);
  overflow: hidden;
}
.news-ticker-label {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
  padding: 18px 28px;
  background: var(--c-bg);
  border-right: 1px solid var(--c-line);
  position: relative;
  z-index: 2;
}
.news-ticker-en {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 22px;
  font-weight: 500;
  color: var(--c-heading);
  letter-spacing: 0.08em;
  line-height: 1;
}
.news-ticker-jp {
  font-size: 11px;
  color: var(--c-text-muted);
  letter-spacing: 0.15em;
}
.news-ticker-viewport {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 24px, #000 calc(100% - 24px), transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 24px, #000 calc(100% - 24px), transparent 100%);
}
.news-ticker-track {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  white-space: nowrap;
  padding: 18px 0;
  animation: newsTickerScroll 60s linear infinite;
  will-change: transform;
}
.news-ticker:hover .news-ticker-track { animation-play-state: paused; }
.news-ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--c-text);
  transition: color 0.25s;
}
.news-ticker-item:hover { color: var(--c-heading); }
.news-ticker-item:hover .news-ticker-title { text-decoration: underline; text-underline-offset: 4px; }
.news-ticker-item time {
  font-family: var(--ff-en-sans);
  font-size: 12px;
  color: var(--c-text-muted);
  letter-spacing: 0.06em;
  flex-shrink: 0;
  font-weight: 500;
}
.news-ticker-tag {
  font-size: 10px;
  padding: 3px 10px;
  border: 1px solid var(--c-accent-pale);
  color: var(--c-heading-sub);
  letter-spacing: 0.1em;
  flex-shrink: 0;
  line-height: 1.4;
}
.news-ticker-title {
  font-size: 14px;
  color: var(--c-text);
  letter-spacing: 0.02em;
}
.news-ticker-sep {
  color: var(--c-heading-meta);
  font-size: 8px;
  opacity: 0.6;
  flex-shrink: 0;
}
.news-ticker-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  padding: 18px 28px;
  background: var(--c-bg);
  border-left: 1px solid var(--c-line);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-heading);
  text-decoration: none;
  transition: background 0.3s, gap 0.3s;
}
.news-ticker-more:hover { background: var(--c-bg-soft); gap: 12px; }
.news-ticker-more svg {
  width: 12px; height: 12px;
  stroke: var(--c-heading);
  fill: none;
}
@keyframes newsTickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ===================================================
   Section base
   =================================================== */
.section {
  padding: var(--pad-section) 0;
  position: relative;
}
.section--paper { background: var(--c-bg-soft); }
.section-inner {
  max-width: var(--container);
  margin: 0 auto;
}
.section-inner--split {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}
.section-inner--narrow { max-width: min(880px, calc(100% - 40px)); }

.section-head {
  margin-bottom: clamp(48px, 6vw, 80px);
  max-width: 960px;
}
.section-head--center {
  text-align: center;
  margin-left: auto; margin-right: auto;
}
.head-meta {
  display: flex; align-items: baseline; gap: 20px;
  margin-bottom: 24px;
}
.head-meta--center { justify-content: center; }

.en-label {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 14px;
  letter-spacing: 0.28em;
  color: var(--c-heading-sub);
  position: relative;
  padding-left: 44px;
}
.en-label::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 32px; height: 1px;
  background: var(--c-accent);
  transform: translateY(-50%);
  transform-origin: left;
  transform: translateY(-50%) scaleX(0);
  transition: transform 0.8s var(--ease-emph) 0.2s;
}
.is-visible .en-label::before,
[data-reveal].is-visible::before { transform: translateY(-50%) scaleX(1); }
[data-reveal].en-label.is-visible::before { transform: translateY(-50%) scaleX(1); }

.num-label {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--c-heading-meta);
}

.heading-flash {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: clamp(22px, 3.4vw, 44px);
  line-height: 1.6;
  color: var(--c-heading);
  letter-spacing: 0.04em;
}
.heading-flash .heading-line {
  display: block;
  white-space: nowrap;
}
.heading-flash em,
.heading-flash .heading-sub {
  display: block;
  margin-top: 14px;
  font-family: var(--ff-en);
  font-style: italic;
  font-size: clamp(13px, 1.05vw, 16px);
  font-weight: 400;
  color: var(--c-heading-sub);
  letter-spacing: 0.16em;
}
.heading-flash .num-accent {
  display: inline;
  margin-top: 0;
  font-family: var(--ff-en);
  font-style: italic;
  font-weight: 400;
  color: var(--c-accent-strong);
  padding: 0 0.08em;
  font-size: 1.15em;
  letter-spacing: 0;
}
.heading-flash--light { color: var(--c-text-inv); }
.heading-flash--light .heading-sub { color: var(--c-accent-soft); }

/* Heading sweep: gradient clip-text sweeps across on reveal */
[data-heading-flash] {
  background: linear-gradient(110deg,
    var(--c-heading) 0%,
    var(--c-heading) 30%,
    var(--c-gold) 50%,
    var(--c-heading) 70%,
    var(--c-heading) 100%);
  background-size: 250% 100%;
  background-position: 130% 50%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  transition: background-position var(--dur-flash) var(--ease-slow);
}
[data-heading-flash] .heading-sub,
[data-heading-flash] .num-accent,
[data-heading-flash] em {
  -webkit-text-fill-color: currentColor;
  color: var(--c-heading-sub);
  background: none;
}
[data-heading-flash] .num-accent { color: var(--c-accent-strong); }
[data-heading-flash].is-visible {
  background-position: -30% 50%;
}
.heading-flash--light[data-heading-flash] {
  background: linear-gradient(110deg,
    #FFFCF7 0%,
    #FFFCF7 30%,
    var(--c-accent-soft) 50%,
    #FFFCF7 70%,
    #FFFCF7 100%);
  background-size: 250% 100%;
  background-position: 130% 50%;
  -webkit-background-clip: text;
  background-clip: text;
}

.section-desc {
  font-size: 15px;
  line-height: 2.1;
  color: var(--c-text-2);
  margin-top: 28px;
  max-width: 720px;
  letter-spacing: 0.04em;
}
.section-head--center .section-desc { margin-left: auto; margin-right: auto; }

.split-label {
  position: sticky;
  top: 140px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.split-label .en-label { padding-left: 44px; }

/* ===================================================
   Philosophy
   =================================================== */
.section--philosophy {
  padding-top: clamp(100px, 13vw, 180px);
}
.lead {
  font-family: var(--ff-serif);
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 2.2;
  color: var(--c-text);
  letter-spacing: 0.06em;
  margin: 28px 0;
}

.stats {
  margin-top: 72px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  border-top: 1px solid var(--c-border);
  padding-top: 48px;
}
.stat { display: flex; flex-direction: column; gap: 12px; }
.stat-head { display: flex; align-items: center; gap: 12px; }
.stat-en {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.26em;
  color: var(--c-heading-sub);
}
.stat-line {
  flex: 1; height: 1px;
  background: var(--c-border);
  position: relative; overflow: hidden;
}
.stat-line::after {
  content: "";
  position: absolute; inset: 0;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1s var(--ease-emph) 0.4s;
}
[data-stats].is-visible .stat-line::after { transform: scaleX(1); }
.stat-val {
  display: flex; align-items: baseline; gap: 4px;
  font-family: var(--ff-en);
  font-weight: 500;
  font-style: italic;
  font-size: clamp(44px, 5vw, 72px);
  color: var(--c-heading);
  line-height: 1;
  letter-spacing: 0;
}
.stat-val small {
  font-family: var(--ff-serif);
  font-style: normal;
  font-weight: 500;
  font-size: 0.35em;
  color: var(--c-heading-sub);
  letter-spacing: 0.05em;
}
.stat-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--c-heading-sub);
  letter-spacing: 0.1em;
}
.stat-label::before {
  content: "";
  width: 2px;
  height: 14px;
  background: var(--c-accent-pale);
  flex-shrink: 0;
}

/* ===================================================
   Works
   =================================================== */
.works-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--c-line);
}
.works-tag {
  padding: 8px 18px;
  border: 1px solid var(--c-border);
  border-radius: 100px;
  font-size: 12px;
  color: var(--c-text-2);
  letter-spacing: 0.08em;
  transition: all 0.3s;
}
.works-tag:hover { color: var(--c-heading); border-color: var(--c-heading-sub); }
.works-tag.is-active {
  background: var(--c-heading);
  color: var(--c-bg);
  border-color: var(--c-heading);
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 2.5vw, 36px);
}
.work {
  display: flex;
  flex-direction: column;
  gap: 20px;
  cursor: pointer;
  transition: transform 0.5s var(--ease-out);
}
.work-img {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--c-bg-soft);
}
.work-img::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(54, 46, 38, 0.25) 100%);
  z-index: 2;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s;
}
.work-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.1s var(--ease-slow), filter 0.5s;
  filter: saturate(0.9);
}
.work:hover .work-img img { transform: scale(1.08); filter: saturate(1.05); }
.work:hover .work-img::before { opacity: 1; }

/* Mask reveal */
.work[data-tilt] .work-img img {
  -webkit-mask-image: linear-gradient(135deg, rgb(0,0,0) 30%, rgba(0,0,0,0.4) 45%, rgba(0,0,0,0) 55%, rgba(0,0,0,0) 100%);
  mask-image: linear-gradient(135deg, rgb(0,0,0) 30%, rgba(0,0,0,0.4) 45%, rgba(0,0,0,0) 55%, rgba(0,0,0,0) 100%);
  -webkit-mask-size: 250% 250%;
  mask-size: 250% 250%;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: 130% 130%;
  mask-position: 130% 130%;
  transition: -webkit-mask-position 1.4s var(--ease-slow), mask-position 1.4s var(--ease-slow), transform 1.1s var(--ease-slow);
}
.work[data-tilt].is-visible .work-img img,
[data-tilt].is-visible .work-img img {
  -webkit-mask-position: 0 0;
  mask-position: 0 0;
}

.work-info { display: flex; flex-direction: column; gap: 10px; }
.work-num {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 12px;
  color: var(--c-heading-meta);
  letter-spacing: 0.24em;
}
.work-cat {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 13px;
  color: var(--c-accent);
  letter-spacing: 0.14em;
}
.work-title {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.6;
  color: var(--c-heading);
  letter-spacing: 0.04em;
  margin-top: 2px;
}
.work-meta {
  display: flex; flex-wrap: wrap; gap: 6px 12px;
  font-size: 11px;
  color: var(--c-text-3);
  letter-spacing: 0.06em;
}
.work-meta span { position: relative; padding-right: 12px; }
.work-meta span:not(:last-child)::after {
  content: "／";
  position: absolute; right: 0;
  color: var(--c-border);
}
.work-meta span:last-child { padding-right: 0; }
.work-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 12px;
  color: var(--c-heading-sub);
  letter-spacing: 0.18em;
  margin-top: 8px;
  transition: gap 0.3s, color 0.3s;
}
.work:hover .work-link { gap: 14px; color: var(--c-accent-strong); }

.works-more { text-align: center; margin-top: 64px; }

/* ===================================================
   Strengths
   =================================================== */
.str-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3vw, 40px) clamp(20px, 2.5vw, 36px);
}
.str-item {
  padding: 48px 36px;
  background: var(--c-bg-card);
  border: 1px solid var(--c-line);
  position: relative;
  overflow: hidden;
  transition: border-color 0.4s, transform 0.6s var(--ease-out), box-shadow 0.4s;
}
.str-item::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--c-accent);
  transition: width 0.8s var(--ease-emph);
}
.str-item.is-visible::before { width: 100%; }
.str-item:hover {
  transform: translateY(-4px);
  border-color: var(--c-heading-meta);
  box-shadow: 0 24px 48px -24px rgba(54, 46, 38, 0.2);
}
.str-num {
  font-family: var(--ff-en);
  font-weight: 500;
  font-style: italic;
  font-size: 56px;
  color: var(--c-accent-soft);
  line-height: 1;
  margin-bottom: 20px;
  position: relative;
  display: inline-block;
}
.str-num span { display: inline-block; }
.str-num::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: calc(100% + 14px);
  width: 36px; height: 1px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.9s var(--ease-emph) 0.3s;
}
.str-item.is-visible .str-num::after { transform: scaleX(1); }
.str-title {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: 19px;
  line-height: 1.7;
  color: var(--c-heading);
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}
.str-body {
  font-size: 13.5px;
  line-height: 2;
  color: var(--c-text-2);
  letter-spacing: 0.03em;
}

/* ===================================================
   Services
   =================================================== */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3vw, 48px) clamp(20px, 2.5vw, 36px);
}
.svc-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  transition: transform 0.5s var(--ease-out);
}
.svc-img {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--c-bg-soft);
}
.svc-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1s var(--ease-slow);
  filter: saturate(0.9);
}
.svc-card:hover .svc-img img { transform: scale(1.08); filter: saturate(1.02); }
.svc-num {
  position: absolute;
  top: 14px; left: 14px;
  z-index: 2;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  background: rgba(252, 245, 235, 0.92);
  color: var(--c-heading);
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.1em;
  backdrop-filter: blur(8px);
}
.svc-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.svc-tag {
  padding: 4px 10px;
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  font-size: 11px;
  color: var(--c-text-2);
  letter-spacing: 0.08em;
  border-radius: 2px;
}
.svc-tag--subsidy {
  background: var(--c-accent-soft);
  border-color: var(--c-accent-soft);
  color: var(--c-heading);
}
.svc-title {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: 20px;
  line-height: 1.6;
  color: var(--c-heading);
  letter-spacing: 0.04em;
  margin-top: 2px;
}
.svc-body {
  font-size: 13.5px;
  line-height: 2;
  color: var(--c-text-2);
  letter-spacing: 0.03em;
}
.svc-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 12px;
  color: var(--c-heading-sub);
  letter-spacing: 0.18em;
  margin-top: 8px;
  transition: gap 0.3s, color 0.3s;
}
.svc-card:hover .svc-link { gap: 14px; color: var(--c-accent-strong); }

/* ===================================================
   Voices
   =================================================== */
.voice-featured {
  max-width: 880px;
  margin: 0 auto 72px;
  padding: 56px 48px;
  background: var(--c-bg-card);
  border: 1px solid var(--c-line);
  position: relative;
}
.voice-featured::before {
  content: "\201C";
  position: absolute;
  top: 20px; left: 32px;
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 120px;
  line-height: 1;
  color: var(--c-accent-soft);
  opacity: 0.6;
}
.voice-stars {
  font-family: var(--ff-sans);
  font-size: 18px;
  color: var(--c-accent-strong);
  letter-spacing: 0.2em;
  margin-bottom: 20px;
  position: relative; z-index: 1;
}
.voice-body {
  font-family: var(--ff-serif);
  font-size: 15px;
  line-height: 2.1;
  color: var(--c-text);
  letter-spacing: 0.04em;
  position: relative; z-index: 1;
}
.voice-body strong { color: var(--c-heading); font-weight: 600; }
.voice-author {
  margin-top: 24px;
  font-size: 13px;
  color: var(--c-heading-sub);
  letter-spacing: 0.12em;
  font-family: var(--ff-serif);
}
.voice-sub {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.voice-card {
  padding: 36px 32px;
  background: var(--c-bg-card);
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-accent);
}
.voice-card .voice-body { font-size: 13.5px; }
.voice-links {
  display: flex; justify-content: center; gap: 32px;
  flex-wrap: wrap;
}
.voice-links a {
  font-family: var(--ff-sans);
  font-size: 13px;
  color: var(--c-heading);
  letter-spacing: 0.08em;
  display: inline-flex; align-items: center; gap: 8px;
  transition: gap 0.3s, color 0.3s;
}
.voice-links a:hover { color: var(--c-accent-strong); gap: 14px; }

/* ===================================================
   Staff
   =================================================== */
.staff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(40px, 5vw, 80px);
}
.staff-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  align-items: start;
}
.staff-photo {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  background: var(--c-bg-soft);
}
.staff-photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.82);
  transition: transform 1s var(--ease-slow), filter 0.6s;
}
.staff-card:hover .staff-photo img {
  transform: scale(1.04);
  filter: saturate(1);
}
.staff-frame {
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(255, 252, 247, 0.65);
  pointer-events: none;
  transform: scale(0.92);
  opacity: 0;
  transition: all 0.8s var(--ease-emph);
}
.staff-card.is-visible .staff-frame {
  transform: scale(1);
  opacity: 1;
}

.staff-body { padding-top: 16px; }
.staff-num {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 14px;
  color: var(--c-heading-meta);
  letter-spacing: 0.22em;
  margin-bottom: 10px;
}
.staff-role {
  font-size: 12px;
  color: var(--c-heading-sub);
  letter-spacing: 0.14em;
  margin-bottom: 14px;
}
.staff-name {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: 28px;
  color: var(--c-heading);
  letter-spacing: 0.08em;
  margin-bottom: 20px;
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 14px;
}
.staff-en {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 13px;
  color: var(--c-heading-sub);
  letter-spacing: 0.22em;
  font-weight: 400;
}
.staff-quote {
  font-family: var(--ff-serif);
  font-size: 14px;
  line-height: 2;
  color: var(--c-text-2);
  letter-spacing: 0.04em;
  padding-left: 16px;
  border-left: 2px solid var(--c-accent);
}

/* ===================================================
   Flow
   =================================================== */
.flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
  counter-reset: flow;
}
.flow-progress {
  position: absolute;
  top: 42px; left: 10%;
  width: 80%; height: 1px;
  background: var(--c-border);
  overflow: hidden;
  z-index: 0;
}
.flow-progress-fill {
  display: block;
  width: 100%; height: 100%;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 2s var(--ease-emph) 0.3s;
}
.flow[data-flow].is-visible .flow-progress-fill { transform: scaleX(1); }
.flow-step {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
  z-index: 1;
}
.flow-num {
  width: 84px; height: 84px;
  border-radius: 50%;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  display: grid;
  place-items: center;
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 22px;
  font-weight: 500;
  color: var(--c-heading);
  letter-spacing: 0.05em;
  transition: all 0.5s var(--ease-emph);
}
.flow-step.is-visible .flow-num {
  background: var(--c-heading);
  color: var(--c-bg);
  border-color: var(--c-heading);
  transform: scale(1);
  box-shadow: 0 0 0 6px rgba(127, 77, 27, 0.12);
}
.flow-title {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: 15px;
  color: var(--c-heading);
  letter-spacing: 0.08em;
}
.flow-body {
  font-size: 12px;
  color: var(--c-text-3);
  line-height: 1.9;
  letter-spacing: 0.04em;
}

/* ===================================================
   FAQ
   =================================================== */
.faq-list { display: flex; flex-direction: column; gap: 0; }
.faq-item {
  border-bottom: 1px solid var(--c-border);
}
.faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 26px 0;
  cursor: pointer;
  list-style: none;
  position: relative;
  transition: color 0.3s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--ff-en);
  font-size: 26px;
  color: var(--c-heading-sub);
  line-height: 1;
  transition: transform 0.4s var(--ease-emph), color 0.3s;
  width: 24px; text-align: center;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); color: var(--c-accent-strong); }
.faq-mark,
.faq-mark-a {
  flex-shrink: 0;
  width: 32px; height: 32px;
  display: grid; place-items: center;
  font-family: var(--ff-en);
  font-style: italic;
  font-weight: 500;
  font-size: 14px;
  border-radius: 50%;
  letter-spacing: 0;
}
.faq-mark {
  background: var(--c-heading);
  color: var(--c-bg);
}
.faq-mark-a {
  background: var(--c-accent-strong);
  color: var(--c-bg);
}
.faq-q {
  font-family: var(--ff-serif);
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-heading);
  letter-spacing: 0.04em;
  padding-top: 5px;
}
.faq-a {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 0 0 28px;
  animation: faqFade 0.6s var(--ease-out);
}
.faq-a p {
  font-size: 14px;
  line-height: 2;
  color: var(--c-text-2);
  letter-spacing: 0.03em;
  padding-top: 5px;
}
.faq-a a { color: var(--c-accent-strong); text-decoration: underline; text-underline-offset: 3px; }
@keyframes faqFade {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===================================================
   Company
   =================================================== */
.company-list {
  display: flex; flex-direction: column;
  margin-top: 40px;
  border-top: 1px solid var(--c-border);
}
.company-list > div {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 40px;
  padding: 24px 0;
  border-bottom: 1px solid var(--c-border);
}
.company-list dt {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: 13px;
  color: var(--c-heading);
  letter-spacing: 0.14em;
}
.company-list dd {
  font-size: 14px;
  line-height: 1.9;
  color: var(--c-text);
  letter-spacing: 0.04em;
}

/* ===================================================
   Final CTA
   =================================================== */
.cta-final {
  position: relative;
  padding: clamp(100px, 13vw, 180px) 0;
  overflow: hidden;
  text-align: center;
  color: var(--c-text-inv);
}
.cta-final-bg {
  position: absolute; inset: 0; z-index: 0;
}
.cta-slide {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.5) saturate(0.85);
  animation: ctaKenBurns 24s ease-in-out infinite alternate;
}
.cta-veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(54, 46, 38, 0.6), rgba(54, 46, 38, 0.85)),
    radial-gradient(ellipse at center, transparent 0%, rgba(54, 46, 38, 0.3) 70%);
}
@keyframes ctaKenBurns {
  0% { transform: scale(1.08) translate(-1.5%, 0); }
  100% { transform: scale(1.18) translate(2%, -2%); }
}
.cta-inner {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}
.cta-inner .en-label {
  color: var(--c-accent-soft);
  margin-bottom: 32px;
  display: inline-block;
}
.cta-inner .en-label::before {
  background: var(--c-accent-soft);
}
.cta-inner .heading-flash {
  font-size: clamp(26px, 3.6vw, 44px);
  line-height: 1.7;
  margin-bottom: 36px;
}
.cta-lead {
  font-size: 15px;
  line-height: 2.1;
  color: rgba(255, 252, 247, 0.88);
  margin-bottom: 56px;
  max-width: 720px;
  margin-left: auto; margin-right: auto;
  letter-spacing: 0.04em;
}
.cta-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.cta-tel {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.1;
  padding: 8px 0;
}
.cta-tel-en {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 11px;
  color: var(--c-accent-soft);
  letter-spacing: 0.3em;
  margin-bottom: 8px;
}
.cta-tel-num {
  font-family: var(--ff-tel);
  font-weight: 500;
  font-size: 36px;
  color: var(--c-text-inv);
  letter-spacing: 0.02em;
}
.cta-tel small {
  font-size: 11px;
  color: rgba(255, 252, 247, 0.7);
  letter-spacing: 0.14em;
  margin-top: 6px;
}

/* ===================================================
   Footer
   =================================================== */
.site-footer {
  background: var(--c-dark);
  color: rgba(255, 252, 247, 0.75);
  padding: 80px 0 32px;
}
.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255, 252, 247, 0.1);
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}
.footer-brand-ja {
  font-family: var(--ff-serif);
  font-weight: 500;
  font-size: 20px;
  color: var(--c-text-inv);
  letter-spacing: 0.08em;
}
.footer-brand-en {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 11px;
  color: var(--c-accent-soft);
  letter-spacing: 0.26em;
}
.footer-address {
  font-size: 13px;
  line-height: 2;
  color: rgba(255, 252, 247, 0.65);
  letter-spacing: 0.04em;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-col h4 {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 12px;
  color: var(--c-accent-soft);
  letter-spacing: 0.24em;
  font-weight: 500;
  margin-bottom: 8px;
}
.footer-col a {
  font-size: 13px;
  color: rgba(255, 252, 247, 0.72);
  letter-spacing: 0.06em;
  transition: color 0.3s, padding 0.3s;
}
.footer-col a:hover { color: var(--c-accent-soft); padding-left: 6px; }
.footer-bottom {
  max-width: var(--container);
  margin: 0 auto;
  padding-top: 32px;
  text-align: center;
}
.footer-bottom small {
  font-family: var(--ff-en);
  font-style: italic;
  font-size: 11px;
  color: rgba(255, 252, 247, 0.5);
  letter-spacing: 0.2em;
}

/* ===================================================
   Sticky mobile CTA
   =================================================== */
.sticky-cta {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 40;
  background: var(--c-bg-card);
  border-top: 1px solid var(--c-border);
  padding: 10px 16px;
  padding-bottom: calc(10px + env(safe-area-inset-bottom));
  display: none;
  transition: transform 0.5s var(--ease-emph);
}
.sticky-cta.is-hidden { transform: translateY(120%); }
.sticky-cta-inner {
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.sticky-tel, .sticky-form {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 16px;
  border-radius: 3px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
}
.sticky-tel {
  background: var(--c-bg-soft);
  border: 1px solid var(--c-border);
  color: var(--c-heading);
  font-family: var(--ff-tel);
}
.sticky-form {
  background: var(--c-accent-strong);
  color: var(--c-bg);
}

/* ===================================================
   Reveal base (JS-driven)
   =================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1s var(--ease-out), transform 1s var(--ease-out);
  transition-delay: 0s;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal="1"] { transition-delay: 0.05s; }
[data-reveal="2"] { transition-delay: 0.2s; }
[data-reveal="3"] { transition-delay: 0.35s; }
[data-reveal="4"] { transition-delay: 0.5s; }
[data-reveal="5"] { transition-delay: 0.65s; }
[data-reveal="6"] { transition-delay: 0.8s; }

/* Hero title line per-line reveal */
.hero-title-line {
  opacity: 0;
  transform: translateY(100%);
  transition: opacity 1s var(--ease-out), transform 1.2s var(--ease-emph);
}
.hero-title.is-visible .hero-title-line { opacity: 1; transform: translateY(0); }
.hero-title.is-visible .hero-title-line:nth-child(1) { transition-delay: 0.2s; }
.hero-title.is-visible .hero-title-line:nth-child(2) { transition-delay: 0.4s; }
.hero-title.is-visible .hero-title-line:nth-child(3) { transition-delay: 0.6s; }

/* ===================================================
   Responsive
   =================================================== */
@media (max-width: 960px) {
  .nav-main { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-inner { grid-template-columns: auto auto; justify-content: space-between; }
  .header-right { gap: 12px; }
  .header-tel { display: none; }
  .header-cta { display: none; }
  .sticky-cta { display: block; }
  body { padding-bottom: 70px; }
  .staff-card { grid-template-columns: 220px 1fr; gap: 28px; }
  .news-ticker-label { padding: 14px 18px; gap: 10px; }
  .news-ticker-en { font-size: 18px; }
  .news-ticker-jp { display: none; }
  .news-ticker-more { padding: 14px 18px; }
}

@media (max-width: 900px) {
  .hero-side { display: none; }
  .hero-scroll { display: none; }
  .section-inner--split { grid-template-columns: 1fr; gap: 24px; }
  .split-label { position: static; flex-direction: row; align-items: baseline; }
  .works-grid, .svc-grid, .str-grid { grid-template-columns: repeat(2, 1fr); }
  .voice-sub { grid-template-columns: 1fr; }
  .staff-grid { grid-template-columns: 1fr; gap: 56px; }
  .staff-card { grid-template-columns: 200px 1fr; gap: 24px; }
  .flow { grid-template-columns: repeat(3, 1fr); gap: 28px 12px; }
  .flow-progress { display: none; }
  .footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-cols { grid-template-columns: repeat(3, 1fr); }
  .company-list > div { grid-template-columns: 100px 1fr; gap: 20px; }
}

@media (max-width: 720px) {
  .header-inner { gap: 10px; }
  .header-right { gap: 8px; }
  .brand { flex-shrink: 1; min-width: 0; }
  .brand-ja { font-size: 15px; white-space: nowrap; letter-spacing: 0.04em; }
  .brand-en { font-size: 8px; }
  .nav-toggle { width: 38px; height: 38px; }
  .heading-flash { letter-spacing: 0.02em; }
  .brand-ja { font-size: 14px; }
  .brand-en { font-size: 9px; }
  .brand-mark { width: 34px; height: 34px; font-size: 17px; }
  .hero { padding: 140px 0 80px; min-height: 92vh; }
  .hero-title { font-size: clamp(22px, 7vw, 32px); }
  .hero-lead { font-size: 13px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
  .hero-pager { bottom: 20px; }
  .news-ticker-label { padding: 12px 14px; }
  .news-ticker-en { font-size: 16px; }
  .news-ticker-more span { display: none; }
  .news-ticker-more { padding: 12px 14px; }
  .news-ticker-track { gap: 20px; padding: 12px 0; }
  .news-ticker-item { gap: 10px; }
  .news-ticker-title { font-size: 12.5px; }
  .news-ticker-tag { font-size: 9px; padding: 2px 8px; }
  .stats { grid-template-columns: 1fr; gap: 28px; padding-top: 28px; }
  .stat-val { font-size: 48px; }
  .works-grid, .svc-grid, .str-grid { grid-template-columns: 1fr; gap: 32px; }
  .str-item { padding: 32px 24px; }
  .voice-featured { padding: 40px 24px; }
  .voice-featured::before { font-size: 80px; left: 16px; top: 10px; }
  .staff-card { grid-template-columns: 1fr; gap: 20px; text-align: left; }
  .staff-photo { max-width: 280px; }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .footer-cols { grid-template-columns: 1fr 1fr; gap: 32px; }
  .cta-actions { flex-direction: column; }
  .cta-tel { align-items: center; }
  /* Disable ken-burns on mobile to avoid jank */
  .hero-slide, .cta-slide { animation: none; }
  .hero-slide.is-active { animation: none; }
}

/* ===================================================
   Reduced motion
   =================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .hero-slide, .cta-slide { animation: none !important; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .hero-title-line { opacity: 1 !important; transform: none !important; }
  [data-heading-flash] { background: none !important; color: var(--c-heading) !important; -webkit-text-fill-color: var(--c-heading) !important; }
  .heading-flash--light[data-heading-flash] { color: var(--c-text-inv) !important; -webkit-text-fill-color: var(--c-text-inv) !important; }
}