/* ============================================================
   ONGROUP — business.css
   Business page. Inherits site.css tokens + home.css components
   (.btn, .section, .cta, light system). Adds Business-only blocks.
   ============================================================ */

/* ============================================================
   S1 — BUSINESS HERO
   ============================================================ */
.biz-hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: calc(var(--header-h) + 48px) 24px 64px;
  overflow: hidden;
}
.biz-hero__glow {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(50% 45% at 50% 38%, rgba(255,215,0,0.10), transparent 70%),
    radial-gradient(80% 50% at 50% 100%, rgba(0,0,0,0.55), transparent);
}
.biz-hero__inner { position: relative; z-index: 2; max-width: 1100px; }
.biz-hero__eyebrow {
  font-family: var(--font-anton);
  font-size: clamp(15px, 1.6vw, 19px);
  letter-spacing: 0.02em;
  color: var(--white);
  margin-bottom: clamp(28px, 4vw, 44px);
}
.biz-hero__title {
  font-family: var(--font-mincho);
  font-weight: 800;
  font-size: clamp(40px, 8vw, 120px);
  line-height: 1.18;
  letter-spacing: 0.02em;
  color: var(--white);
  margin-bottom: clamp(32px, 4.5vw, 52px);
}
.biz-hero__title .line { display: block; white-space: nowrap; }
.biz-hero__sub {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(15px, 1.6vw, 19px);
  line-height: 2;
  color: var(--white);
  opacity: 0.92;
}
.biz-hero__scroll {
  position: absolute;
  left: 50%; bottom: 26px; transform: translateX(-50%);
  z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: var(--font-en-body);
  font-size: 10px; letter-spacing: 0.02em; text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}
.biz-hero__scroll svg { width: 16px; height: 16px; animation: bounceDown 1.8s ease infinite; }

/* ============================================================
   Shared section header for Business page
   ============================================================ */
.biz-head { text-align: center; margin-bottom: clamp(56px, 8vw, 100px); }
.biz-head__sub {
  font-family: var(--font-playfair);
  font-style: italic;
  font-size: clamp(15px, 1.5vw, 20px);
  color: var(--white);
  opacity: 0.7;
  margin-bottom: 14px;
}
.biz-head__title {
  font-family: var(--font-mincho);
  font-weight: 800;
  font-size: clamp(40px, 6vw, 80px);
  line-height: 1.2;
  color: var(--white);
}

/* ============================================================
   S1.5 — PHILOSOPHY (理念)
   ============================================================ */
.biz-philosophy {
  padding: clamp(72px, 10vw, 130px) 24px;
  text-align: center;
}
.biz-philosophy__body {
  font-family: var(--font-mincho);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 40px);
  line-height: 1.7;
  color: var(--white);
  margin: 0 auto clamp(28px, 4vw, 44px);
  max-width: 26ch;
}
.biz-philosophy__body:last-child { margin-bottom: 0; }
.biz-philosophy__body.is-accent {
  margin-top: clamp(36px, 5vw, 56px);
  font-size: clamp(20px, 2.6vw, 34px);
  color: var(--white);
  opacity: 0.92;
}

/* ============================================================
   S2 — BUSINESS CARDS (4 divisions)
   ============================================================ */
.biz-divisions { padding: clamp(64px, 8vw, 110px) 0 0; }
.biz-divisions__list { width: min(100% - 48px, var(--maxw)); margin-inline: auto; }

.business-card {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 2fr;
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
  padding: clamp(56px, 7vw, 88px) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.business-card:last-child { border-bottom: 1px solid rgba(255, 255, 255, 0.12); }

.business-card__num {
  font-family: var(--font-anton);
  font-size: clamp(72px, 10vw, 150px);
  line-height: 0.82;
  color: var(--gold);
  letter-spacing: -0.02em;
}
.business-card__sticky { position: static; }

.business-card__title {
  font-family: var(--font-mincho);
  font-weight: 800;
  font-size: clamp(32px, 5vw, 60px);
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 10px;
}
.business-card__sub {
  font-family: var(--font-playfair);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(14px, 1.4vw, 18px);
  color: var(--white);
  opacity: 0.72;
  margin-bottom: clamp(28px, 4vw, 44px);
}
.business-card__desc {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.95;
  color: var(--white);
  opacity: 0.92;
  margin-bottom: clamp(32px, 4vw, 44px);
  max-width: 62ch;
}
.business-card__thought {
  font-family: var(--font-mincho);
  font-weight: 400;
  font-size: clamp(16px, 1.7vw, 23px);
  line-height: 2.05;
  color: var(--white);
  padding-left: clamp(22px, 2.6vw, 34px);
  border-left: 2px solid var(--gold);
  max-width: 52ch;
}
.business-card__thought span { color: var(--gold-light); }

/* ============================================================
   S3 — FUTURE VISION
   ============================================================ */
.future-vision {
  padding: clamp(64px, 8vw, 110px) 24px;
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.future-vision__intro {
  font-family: var(--font-serif);
  font-size: clamp(15px, 1.5vw, 19px);
  line-height: 2;
  color: var(--white);
  opacity: 0.9;
  max-width: 60ch;
  margin: 0 auto clamp(48px, 7vw, 76px);
}
.future-vision__list { display: flex; flex-direction: column; gap: clamp(18px, 2.6vw, 30px); align-items: center; }
.future-vision__list li {
  font-family: var(--font-mincho);
  font-weight: 400;
  font-size: clamp(22px, 3.2vw, 38px);
  color: var(--white);
  letter-spacing: 0.02em;
  transition: color 0.3s var(--ease), transform 0.3s var(--ease);
  cursor: default;
  position: relative;
}
.future-vision__list li::before {
  content: "";
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold);
  vertical-align: middle;
  margin-right: 18px;
  transform: translateY(-3px);
  opacity: 0.85;
}
.future-vision__list li:hover { color: var(--gold); transform: scale(1.03); }

/* ============================================================
   S4 — COMPANY PROFILE
   ============================================================ */
.company-profile { padding: clamp(64px, 8vw, 110px) 24px; }
.profile-grid { max-width: 860px; margin: 0 auto; }
.profile-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(24px, 4vw, 48px);
  padding: clamp(26px, 3.4vw, 38px) 0;
  border-bottom: 1px solid #00BFFF;
  position: relative;
}
.profile-item:first-child { border-top: 1px solid rgba(255,255,255,0.1); }
/* neon-green glowing divider (business 会社概要 only) */
.profile-item::after {
  content: "";
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 1px;
  background: #00BFFF;
  box-shadow:
    0 0 8px #00BFFF,
    0 0 16px #00BFFF,
    0 0 24px rgba(0,191,255,0.6),
    0 0 40px rgba(0,191,255,0.4);
  animation: neonBluePulse 3s ease-in-out infinite;
  pointer-events: none;
}
@keyframes neonBluePulse {
  0%, 100% {
    opacity: 0.7;
    box-shadow: 0 0 8px #00BFFF, 0 0 16px #00BFFF, 0 0 24px rgba(0,191,255,0.5);
  }
  50% {
    opacity: 1;
    box-shadow: 0 0 12px #00BFFF, 0 0 24px #00BFFF, 0 0 40px rgba(0,191,255,0.8), 0 0 60px rgba(0,191,255,0.5);
  }
}
@media (prefers-reduced-motion: reduce) {
  .profile-item::after { animation: none; }
}
.profile-item__label {
  font-family: var(--font-mincho);
  font-weight: 800;
  font-size: clamp(14px, 1.2vw, 16px);
  color: var(--white);
  letter-spacing: 0.02em;
}
.profile-item__value {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(15px, 1.4vw, 18px);
  color: var(--white);
  line-height: 1.9;
  opacity: 0.92;
}
.profile-item__value .small { display: block; font-size: 0.82em; opacity: 0.7; margin-top: 2px; }

.company-philosophy {
  margin-top: clamp(80px, 11vw, 140px);
  text-align: center;
  padding: clamp(56px, 8vw, 96px) 24px;
  position: relative;
}
.company-philosophy__jp {
  font-family: var(--font-mincho);
  font-weight: 800;
  font-size: clamp(34px, 6.2vw, 84px);
  line-height: 1.42;
  color: var(--white);
  margin-bottom: clamp(28px, 4vw, 44px);
}
.company-philosophy__jp .gold { color: var(--gold); }
.company-philosophy__en {
  font-family: var(--font-playfair);
  font-style: italic;
  font-size: clamp(17px, 2vw, 28px);
  line-height: 1.6;
  color: var(--white);
  opacity: 0.85;
}

/* ============================================================
   S5 — STORIES (6)
   ============================================================ */
.stories { padding: clamp(64px, 8vw, 110px) 0; }
.stories__grid {
  width: min(100% - 48px, var(--maxw));
  margin-inline: auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 2.4vw, 32px);
}
.story-card {
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  padding: clamp(30px, 3.4vw, 44px);
  background: rgba(255,255,255,0.015);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
  display: flex; flex-direction: column;
}
.story-card__num {
  font-family: var(--font-anton);
  font-size: clamp(20px, 1.8vw, 24px);
  color: var(--gold);
  letter-spacing: 0.02em;
  margin-bottom: 14px;
}
.story-card__sub {
  font-family: var(--font-mincho);
  font-weight: 400;
  font-size: clamp(14px, 1.4vw, 16px);
  color: var(--white);
  opacity: 0.7;
  margin-bottom: 16px;
}
.story-card__title {
  font-family: var(--font-mincho);
  font-weight: 800;
  font-size: clamp(21px, 2.2vw, 28px);
  line-height: 1.4;
  color: var(--white);
  margin-bottom: 18px;
}
.story-card__text {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(14px, 1.3vw, 16px);
  line-height: 1.95;
  color: var(--white);
  opacity: 0.86;
}
.story-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,215,0,0.5);
  box-shadow: 0 26px 56px -30px rgba(0,0,0,0.9), 0 0 0 1px rgba(255,215,0,0.22);
}
.story-card:hover .story-card__title { color: var(--gold-light); }

/* ============================================================
   S6 — FOR YOU (4 targets)
   ============================================================ */
.audience { padding: clamp(64px, 8vw, 110px) 0; background: rgba(255,255,255,0.02); }
.audience__grid {
  width: min(100% - 48px, var(--maxw));
  margin-inline: auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(18px, 2vw, 24px);
}
.audience-card {
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  padding: clamp(30px, 3vw, 44px) clamp(24px, 2.4vw, 32px);
  min-height: clamp(220px, 26vw, 300px);
  display: flex; flex-direction: column; justify-content: flex-end;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.audience-card__en {
  font-family: var(--font-playfair);
  font-style: italic;
  font-weight: 700;
  font-size: clamp(20px, 2.2vw, 30px);
  color: var(--white);
  margin-bottom: 14px;
  line-height: 1.2;
}
.audience-card__jp {
  font-family: var(--font-mincho);
  font-weight: 800;
  font-size: clamp(17px, 1.7vw, 21px);
  color: var(--white);
  margin-bottom: 12px;
}
.audience-card__text {
  font-family: var(--font-serif);
  font-size: clamp(13px, 1.2vw, 15px);
  line-height: 1.8;
  color: var(--white);
  opacity: 0.82;
}
.audience-card:hover {
  transform: translateY(-6px);
  border-color: var(--gold);
  box-shadow: 0 0 28px -8px var(--gold);
}
.audience-card:hover .audience-card__en { color: var(--gold-light); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .stories__grid { grid-template-columns: 1fr 1fr; }
  .audience__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .business-card {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 72px 0;
  }
  .business-card__sticky { position: static; }
  .business-card__num { font-size: 110px; }
  .profile-item { grid-template-columns: 1fr; gap: 8px; }
  .profile-item__label { letter-spacing: 0.02em; opacity: 0.7; }
  .biz-hero__title .line { white-space: normal; }
}
@media (max-width: 600px) {
  .stories__grid { grid-template-columns: 1fr; }
  .audience__grid { grid-template-columns: 1fr; }
  .biz-hero__scroll { display: none; }
}

/* ============================================================
   FINAL WHITE-UNIFICATION (global rule)
   All text/numbers/borders white; gold #FFD700 only on hover.
   ============================================================ */
.business-card__num { color: var(--white); }
.business-card__thought { border-left-color: rgba(255,255,255,0.3); }
.business-card__thought span { color: var(--white); }
.future-vision__list li::before { background: rgba(255,255,255,0.55); }
.future-vision__list li:hover { color: var(--neon-red); text-shadow: 0 0 8px var(--neon-red), 0 0 20px rgba(255,215,0,0.5); }
.future-vision__list li:hover::before { background: var(--neon-red); box-shadow: 0 0 10px var(--neon-red); }
.company-philosophy__jp .gold { color: var(--white); }
.story-card__num { color: var(--white); }
.story-card:hover { border-color: rgba(255,215,0,0.5); box-shadow: 0 26px 56px -30px rgba(0,0,0,0.9), 0 0 0 1px rgba(255,215,0,0.3), 0 0 28px rgba(255,215,0,0.25); }
.story-card:hover .story-card__title { color: var(--neon-red); text-shadow: 0 0 8px var(--neon-red), 0 0 20px rgba(255,215,0,0.5); }
.audience-card:hover { border-color: var(--neon-red); box-shadow: 0 0 20px rgba(255,215,0,0.6), 0 0 40px rgba(255,215,0,0.3); }
.audience-card:hover .audience-card__en { color: var(--neon-red); text-shadow: 0 0 8px var(--neon-red), 0 0 20px rgba(255,215,0,0.5); }

.future-vision__list li {
  padding: 20px 32px;
  border-radius: 4px;
}