/* 教職員紹介ページ専用。ヘッダーとフッターは style.css に委ねる。 */
body.teachers-site {
  background: radial-gradient(circle, rgba(255, 90, 0, .3) 0 2px, transparent 3px) 0 0 / 24px 24px, #f1f1f1;
}

.teachers-page {
  --teachers-orange: #ff5a00;
  --teachers-ink: #3f3f3f;
  --teachers-gray: #d8d8d8;
  --teachers-gray-dark: #8a8a8a;
  --teachers-paper: #f1f1f1;
  --teachers-white: #fff;
  --teachers-blue: #91ddff;
  --teachers-blue-dark: #178bd2;
  --teachers-black: #111;
  --teachers-green: #aaffaa;
}


.teachers-page {
  color: var(--teachers-ink);
  width: min(880px, calc(100% - 20px));
  margin: 28px auto 64px;
}

.directory-window {
  background: rgba(255, 255, 255, .97);
  border: 3px solid var(--teachers-ink);
  box-shadow: 7px 7px 0 rgba(255, 90, 0, .28);
}

.directory-window__bar {
  min-height: 34px;
  padding: 5px 8px 5px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--teachers-white);
  background: var(--teachers-orange);
  border-bottom: 3px solid var(--teachers-ink);
  font-family: monospace;
  font-size: 12px;
  letter-spacing: .08em;
}

.directory-window__controls {
  letter-spacing: .3em;
}

.directory-window__body {
  padding: 24px 16px 21px;
  text-align: center;
}

.directory-kicker {
  margin: 0 0 7px;
  color: var(--teachers-orange);
  font-family: monospace;
  font-size: 11px;
  letter-spacing: .16em;
}

.directory-window h1 {
  margin: 0;
  font-size: clamp(34px, 12vw, 56px);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: .08em;
}

.directory-lead {
  margin: 13px 0 0;
  color: #666;
  font-family: "Yu Gothic", sans-serif;
  font-size: 13px;
  line-height: 1.8;
}

.directory-status {
  margin: 20px 0 30px;
  padding: 9px 10px;
  color: var(--teachers-green);
  background: var(--teachers-black);
  border: 2px inset #aaa;
  font-family: monospace;
  font-size: 12px;
  line-height: 1.7;
  text-align: center;
  letter-spacing: .06em;
}

.teachers-page .section-heading {
  margin: 34px 0 14px;
  padding: 7px 10px;
  color: var(--teachers-white);
  background: var(--teachers-ink);
  border-left: 12px solid var(--teachers-orange);
  font-family: monospace;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: .12em;
}

.teacher-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.teacher-card {
  min-width: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, .98);
  border: 3px solid var(--teachers-ink);
  box-shadow: 7px 7px 0 rgba(255, 90, 0, .35);
}

.teacher-card:nth-child(2) {
  box-shadow: 7px 7px 0 rgba(23, 139, 210, .35);
}

.teacher-card__bar {
  padding: 6px 9px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--teachers-white);
  background: var(--teachers-orange);
  border-bottom: 3px solid var(--teachers-ink);
  font-family: monospace;
  font-size: 11px;
  letter-spacing: .06em;
}

.teacher-card:nth-child(2) .teacher-card__bar {
  color: var(--teachers-ink);
  background: var(--teachers-blue);
}

.teacher-card__status {
  padding: 1px 5px;
  color: var(--teachers-green);
  background: var(--teachers-black);
  border: 1px solid #777;
  white-space: nowrap;
}

.teacher-photo {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background:
    linear-gradient(45deg, #d6d6d6 25%, transparent 25%) 0 0 / 24px 24px,
    linear-gradient(-45deg, #d6d6d6 25%, transparent 25%) 0 0 / 24px 24px,
    linear-gradient(45deg, transparent 75%, #d6d6d6 75%) 0 0 / 24px 24px,
    linear-gradient(-45deg, transparent 75%, #d6d6d6 75%) 0 0 / 24px 24px,
    #ececec;
  border-bottom: 3px solid var(--teachers-ink);
}

.teacher-photo__placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #777;
  font-family: monospace;
  font-size: 12px;
  line-height: 1.8;
  text-align: center;
  letter-spacing: .08em;
}

.teacher-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center top;
  image-rendering: auto;
}

.teacher-photo img[hidden] {
  display: none;
}

.teacher-card__body {
  padding: 16px 15px 18px;
}

.teacher-card__role {
  margin: 0 0 5px;
  color: var(--teachers-orange);
  font-family: monospace;
  font-size: 11px;
  letter-spacing: .1em;
}

.teacher-card:nth-child(2) .teacher-card__role {
  color: var(--teachers-blue-dark);
}

.teacher-card h3 {
  margin: 0 0 13px;
  padding-bottom: 8px;
  border-bottom: 1px dotted #888;
  font-size: 25px;
  font-weight: 400;
  line-height: 1.25;
}

.teachers-page .profile-table {
  width: 100%;
  border-collapse: collapse;
  font-family: "Yu Gothic", sans-serif;
  font-size: 12px;
  line-height: 1.6;
}

.teachers-page .profile-table th,
.teachers-page .profile-table td {
  padding: 5px 4px;
  border-bottom: 1px dotted #aaa;
  text-align: left;
  vertical-align: top;
}

.teachers-page .profile-table th {
  width: 35%;
  color: #777;
  font-family: monospace;
  font-weight: 400;
}

.teacher-card__copy {
  margin: 13px 0 0;
  color: #666;
  font-family: "Yu Gothic", sans-serif;
  font-size: 12px;
  line-height: 1.8;
}

.teachers-page .error-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.error-card {
  position: relative;
  min-height: 130px;
  overflow: hidden;
  padding: 12px 9px 10px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #aaa;
  background:
    repeating-linear-gradient(
      0deg,
      rgba(255, 255, 255, .025) 0,
      rgba(255, 255, 255, .025) 1px,
      transparent 1px,
      transparent 4px
    ),
    var(--teachers-black);
  border: 2px solid #555;
  font-family: monospace;
}

.error-card::after {
  content: "×";
  position: absolute;
  top: 4px;
  right: 7px;
  color: var(--teachers-orange);
  font-size: 13px;
}

.error-card__code {
  color: #fff;
  font-size: clamp(28px, 10vw, 40px);
  line-height: 1;
  letter-spacing: -.08em;
  opacity: .88;
}

.error-card__subject {
  margin: 8px 0 3px;
  color: #ddd;
  font-size: 12px;
}

.error-card__message {
  margin: 0;
  font-size: 8px;
  line-height: 1.4;
  letter-spacing: .04em;
}

@media (max-width: 700px) {
  .teachers-page {
    margin-top: 20px;
  }

  .teacher-list {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .teacher-photo {
    aspect-ratio: 4 / 4.2;
  }

  .teachers-page .error-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 360px) {
  .directory-window__body {
    padding-inline: 12px;
  }

  .error-card {
    min-height: 118px;
  }
}

/* スマホでも先生2人を横並びに */
@media (max-width: 700px) {
  .teacher-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .teacher-photo {
    aspect-ratio: 4 / 3;
  }

  .teacher-photo__placeholder {
    padding: 4px;
    font-size: 9px;
    overflow-wrap: anywhere;
  }

  .teacher-card__bar {
    padding: 4px;
    gap: 3px;
    font-size: 8px;
    letter-spacing: 0;
  }

  .teacher-card__status {
    padding-inline: 2px;
  }

  .teacher-card__body {
    padding: 10px 8px 12px;
  }

  .teacher-card__role {
    font-size: 9px;
    letter-spacing: 0;
    overflow-wrap: anywhere;
  }

  .teacher-card h3 {
    margin-bottom: 8px;
    font-size: 18px;
  }

  .teachers-page .profile-table {
    font-size: 10px;
  }

  .teachers-page .profile-table th,
  .teachers-page .profile-table td {
    padding-inline: 2px;
    overflow-wrap: anywhere;
  }

  .teacher-card__copy {
    font-size: 10px;
  }
}

@media (max-width: 700px) {
  .teacher-photo {
    aspect-ratio: auto;
    height: clamp(86px, 24vw, 120px);
    background: #fff;
  }

  .teacher-photo img {
    object-fit: contain;
    object-position: center;
  }
}

@media (max-width: 700px) {
  .teacher-photo img {
    object-fit: cover;
    object-position: center 35%;
  }

  /* 画像が表示できているときは、背後のファイル名を隠す */
  .teacher-photo:has(img:not([hidden])) .teacher-photo__placeholder {
    display: none;
  }
}

.teacher-link {
  text-align: center;
  margin: 70px 0 40px;
}

.teacher-link a {
  display: inline-flex;
  align-items: center;
  gap: 10px;

  color: #ff5a1f;
  font-size: 16px;
  text-decoration: none;
  letter-spacing: 0.08em;

  transition: opacity 0.2s ease, transform 0.2s ease;
}

.teacher-link a::before,
.teacher-link a::after {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
  opacity: 0.45;
}

.teacher-link a:hover {
  opacity: 0.65;
  transform: translateY(-2px);
}