/* ============================================================
   about.css — 当院について
   HIDAMARI DENTAL — DELTA アンカー（無彩色プレミアム）
   ============================================================ */

/* ============================ 院長 / 副院長 ============================ */
.director__layout { display: grid; grid-template-columns: 0.82fr 1fr; gap: clamp(40px, 6vw, 90px); align-items: center; }
.director--reverse .director__layout { grid-template-columns: 1fr 0.82fr; }
.director--reverse .director__media { order: 2; }
.director__media { position: relative; }
.director__media img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: 4px; }
.director__cap { position: absolute; left: -10px; bottom: 22px; writing-mode: vertical-rl; font-family: var(--font-en); font-size: 11px; letter-spacing: 0.18em; color: var(--ink-3); background: var(--bg); padding: 8px 4px; }
.director--reverse .director__cap { left: auto; right: -10px; }
.director__quote { font-size: clamp(22px, 3vw, 32px); font-weight: 500; line-height: 1.6; letter-spacing: 0.04em; color: var(--ink); margin-bottom: 28px; }
.director__body p { font-size: 15px; line-height: 2.1; letter-spacing: 0.05em; color: var(--ink-2); }
.director__body p + p { margin-top: 18px; }
.director__sign { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line); }
.director__name { font-size: 17px; font-weight: 500; letter-spacing: 0.1em; margin-bottom: 8px; }
.director__cred { font-family: var(--font-en); font-size: 12px; line-height: 1.7; letter-spacing: 0.04em; color: var(--ink-3); }

/* ============================ スタッフ（ダーク） ============================ */
.staff__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(20px, 2.5vw, 36px); }
.staff__photo { display: block; overflow: hidden; border-radius: 4px; aspect-ratio: 3 / 4; margin-bottom: 16px; }
.staff__photo img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(0.15); transition: transform 0.8s var(--ease-out); }
.staff__card:hover .staff__photo img { transform: scale(1.05); }
.staff__name { font-size: 15px; font-weight: 500; letter-spacing: 0.06em; color: var(--on-dark); margin-bottom: 5px; }
.staff__role { font-family: var(--font-en); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--on-dark-2); }

/* ============================ 設備 ============================ */
.equipment__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(28px, 3.5vw, 52px); }
.equipment__img { overflow: hidden; border-radius: 4px; margin-bottom: 22px; }
.equipment__img img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform 0.8s var(--ease-out); }
.equipment__item:hover .equipment__img img { transform: scale(1.05); }
.equipment__title { font-size: 18px; font-weight: 500; letter-spacing: 0.04em; margin-bottom: 12px; }
.equipment__desc { font-size: 14px; line-height: 1.95; letter-spacing: 0.04em; color: var(--ink-2); }

/* ============================ 院内ツアー ============================ */
.tour__tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: clamp(36px, 4vw, 56px); }
.tour__tab {
  font-family: var(--font-en); font-size: 12px; font-weight: 500; letter-spacing: 0.08em;
  padding: 12px 24px; border: 1px solid var(--line); border-radius: 100px; color: var(--ink-2);
  transition: background 0.35s var(--ease-out), color 0.35s, border-color 0.35s;
}
.tour__tab:hover { border-color: var(--ink); color: var(--ink); }
.tour__tab.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.tour__panel { display: none; grid-template-columns: 1.3fr 1fr; gap: clamp(32px, 4vw, 64px); align-items: center; }
.tour__panel.active { display: grid; }
.tour__img { overflow: hidden; border-radius: 4px; }
.tour__img img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.tour__title { font-family: var(--font-en); font-size: clamp(24px, 3vw, 38px); font-weight: 500; letter-spacing: 0.02em; margin-bottom: 18px; }
.tour__desc { font-size: 15px; line-height: 2.0; letter-spacing: 0.05em; color: var(--ink-2); }

/* ============================ RESPONSIVE ============================ */
@media (max-width: 1023px) {
  .staff__grid { grid-template-columns: repeat(3, 1fr); }
  .equipment__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .director__layout, .director--reverse .director__layout { grid-template-columns: 1fr; gap: 40px; }
  .director--reverse .director__media { order: 0; }
  .director__media { max-width: 420px; }
  .staff__grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .equipment__grid { grid-template-columns: 1fr; max-width: 420px; margin-inline: auto; }
  .tour__panel.active { grid-template-columns: 1fr; gap: 24px; }
  .tour__tab { padding: 10px 18px; font-size: 11px; }
}