/* ============================================================
   理念・ビジョンページ（philosophy.html）専用スタイル
   ※ベースは style.css を共用
============================================================ */

/* ---------- 共通ラベル・見出し ---------- */
.ph-label {
  font-family: var(--font-en);
  font-style: italic;
  font-size: clamp(13px, 1.3vw, 16px);
  letter-spacing: 0.3em;
  margin-bottom: 16px;
}

.ph-heading {
  text-align: center;
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 900;
  letter-spacing: 0.08em;
  margin-bottom: 44px;
}
.ph-heading span {
  background: linear-gradient(transparent 58%, var(--yellow) 58% 92%, transparent 92%);
  padding: 0 4px;
}

/* ---------- 理念ヒーロー ---------- */
.ph-hero {
  position: relative;
  background: var(--yellow);
  padding: 130px 6vw 110px;
  overflow: hidden;
}
.ph-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 85% 15%, rgba(255, 255, 255, 0.35), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 90%, rgba(0, 0, 0, 0.06), transparent 70%);
  pointer-events: none;
}
.ph-hero__inner {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  z-index: 2;
}
.ph-hero__title {
  position: relative;
  display: inline-block;
  font-family: var(--font-en), "Zen Kaku Gothic New", var(--font-jp), sans-serif;
  font-style: normal;
  font-weight: 900;
  font-size: clamp(40px, 7vw, 96px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: #000000;
  transform: none;
  filter: none;
  margin-bottom: 30px;
}
.ph-hero__sub {
  font-weight: 900;
  font-size: clamp(18px, 2.2vw, 28px);
  letter-spacing: 0.2em;
  margin-bottom: 22px;
}
.ph-hero__copy {
  font-weight: 700;
  font-size: clamp(14px, 1.4vw, 16.5px);
  line-height: 2.2;
}
.ph-hero__route {
  position: absolute;
  bottom: 4%;
  right: 2%;
  width: min(42vw, 540px);
  opacity: 0.8;
}
.ph-hero__jet {
  position: absolute;
  bottom: 16%;
  right: 4%;
  width: clamp(60px, 7vw, 100px);
  fill: var(--black);
  transform: rotate(-12deg);
  animation: float 4s ease-in-out infinite;
}

/* ---------- 旅のエピソード ---------- */
.ph-episodes {
  background: var(--white);
  padding: 90px 6vw;
}
.ph-episodes__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 2.5vw, 36px);
  max-width: 1180px;
  margin: 0 auto;
}
.episode {
  position: relative;
  background: var(--white);
  border: 2px solid var(--black);
  border-radius: 14px;
  padding: 30px 26px 26px;
  box-shadow: 6px 6px 0 var(--yellow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.episode:hover {
  transform: translate(-3px, -3px);
  box-shadow: 10px 10px 0 var(--yellow);
}
.episode__num {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 38px;
  line-height: 1;
  color: var(--yellow-deep);
  -webkit-text-stroke: 1.5px var(--black);
  display: block;
  margin-bottom: 14px;
}
.episode__title {
  font-size: 17px;
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 1.5;
  margin-bottom: 12px;
}
.episode__text {
  font-size: 13.5px;
  line-height: 1.9;
}

/* ---------- 旅の登場人物 ---------- */
.ph-persona {
  background: var(--yellow);
  padding: 90px 6vw;
}
.ph-persona__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 2.5vw, 36px);
  max-width: 1100px;
  margin: 0 auto;
}
.persona {
  background: var(--white);
  border-radius: 16px;
  text-align: center;
  padding: 34px 24px 28px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}
.persona__icon {
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  margin: 0 auto 16px;
  background: var(--yellow);
  border: 2px solid var(--black);
  border-radius: 50%;
}
.persona__icon .ic { width: 28px; height: 28px; }
.persona__title {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.1em;
}
.persona__role {
  font-family: var(--font-hand);
  font-size: 14px;
  margin: 2px 0 12px;
}
.persona__text {
  font-size: 13.5px;
  line-height: 1.9;
  text-align: left;
}

/* ---------- CTA ---------- */
.ph-cta {
  background: var(--white);
  text-align: center;
  padding: 80px 6vw;
}
.ph-cta__copy {
  font-family: var(--font-hand);
  font-size: clamp(18px, 2.2vw, 26px);
  margin-bottom: 26px;
}
.ph-cta__btn {
  display: inline-block;
  background: var(--black);
  color: var(--yellow);
  font-weight: 900;
  font-size: 16px;
  letter-spacing: 0.12em;
  text-decoration: none;
  padding: 17px 52px;
  border-radius: 999px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  box-shadow: 0 8px 0 rgba(0, 0, 0, 0.25);
}
.ph-cta__btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 0 rgba(0, 0, 0, 0.25);
}

/* ---------- レスポンシブ ---------- */
@media (max-width: 768px) {
  /* スマホ：ロゴ＋縦5タブの分を確保（260px）して見出しと被らないように */
  .ph-hero { padding: 260px 6vw 70px; }
  .ph-hero__title { font-size: clamp(34px, 8vw, 56px); }
  .ph-hero__sub { font-size: clamp(15px, 4vw, 20px); }
  .ph-hero__copy { font-size: clamp(13px, 3.4vw, 16px); line-height: 1.85; }
  .ph-hero__copy br { display: none; }
  .ph-hero__route, .ph-hero__jet { display: none; }
  .ph-episodes__grid,
  .ph-persona__grid { grid-template-columns: 1fr; }
}