/* 独自ページ（プライバシーポリシー、お問い合わせなど）用スタイル */

.page-content {
  max-width: 800px;
  margin-inline: auto;
  padding-block: 80px;
  color: var(--color-paper-soft);
}

.page-content h2 {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--color-gold-light);
  margin-top: 48px;
  margin-bottom: 20px;
  border-bottom: 1px solid rgba(215, 189, 123, 0.2);
  padding-bottom: 8px;
}

.page-content p {
  margin-bottom: 24px;
  line-height: 2;
  font-size: 15px;
}

.page-content ul {
  margin-bottom: 28px;
  padding-left: 20px;
  list-style-type: square;
}

.page-content li {
  margin-bottom: 12px;
  line-height: 1.8;
  font-size: 15px;
}

/* お問い合わせフォーム用 */
.contact-form {
  margin-top: 40px;
  padding: 42px;
  background: var(--color-ink-850);
  border: 1px solid rgba(184, 155, 94, 0.16);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-deep);
}

.form-group {
  margin-bottom: 28px;
}

.form-group:last-of-type {
  margin-bottom: 40px;
}

.form-label {
  display: block;
  margin-bottom: 10px;
  color: var(--color-paper);
  font-family: var(--font-serif);
  font-size: 14px;
  letter-spacing: 0.08em;
}

.form-label span {
  color: var(--color-red-light);
  font-size: 11px;
  margin-left: 8px;
  border: 1px solid currentColor;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  background: var(--color-ink-950);
  border: 1px solid rgba(184, 155, 94, 0.3);
  border-radius: var(--radius-sm);
  color: var(--color-paper);
  font-size: 15px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-gold-light);
  box-shadow: 0 0 8px rgba(215, 189, 123, 0.2);
}

textarea.form-control {
  resize: vertical;
  min-height: 160px;
}

.form-actions {
  text-align: center;
}

.form-submit-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 48px;
  background: var(--color-gold);
  color: var(--color-ink-950);
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.15em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.form-submit-btn:hover {
  background: var(--color-gold-light);
  transform: translateY(-2px);
}

.form-submit-btn:active {
  transform: translateY(0);
}

/* デモ送信用通知 */
.demo-toast {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-ink-800);
  border: 1px solid var(--color-gold-light);
  color: var(--color-paper);
  padding: 16px 32px;
  border-radius: var(--radius-md);
  font-family: var(--font-serif);
  font-size: 14px;
  box-shadow: var(--shadow-deep);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.18, 0.89, 0.32, 1.28), opacity 0.4s ease;
  z-index: 10000;
  text-align: center;
  pointer-events: none;
}

.demo-toast.is-show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ページ別の背景文字上書き */
.page-contact .sub-hero::before {
  content: "お問い合わせ";
}

.page-privacy .sub-hero::before {
  content: "個人情報";
}

.page-404 .sub-hero::before {
  content: "四〇四";
}

/* お問い合わせの流れ案内用リンク */
.contact-notice-box {
  margin-block: 20px 28px;
  padding: 14px 20px;
  background: rgba(169, 71, 63, 0.1);
  border: 1px solid rgba(169, 71, 63, 0.35);
  border-left: 4px solid var(--color-red-light);
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.6;
}

.contact-notice-box a {
  color: #df736a;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1.5px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

.contact-notice-box a:hover {
  color: #ff9187;
  text-decoration-color: #ff9187;
}

/* 404エラーページ専用ナビゲーションカード */
.error-page-wrapper {
  max-width: 960px;
  margin-inline: auto;
  padding-block: 60px 80px;
}

.error-intro-box {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 52px;
}

.error-intro-box p {
  color: var(--color-paper-soft);
  font-size: 16px;
  line-height: 2.1;
  letter-spacing: 0.05em;
}

.error-nav-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}

.error-nav-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 36px 32px 28px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.02), transparent 50%),
    var(--color-ink-850);
  border: 1px solid rgba(184, 155, 94, 0.18);
  border-radius: var(--radius-sm);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition-base), border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
}

.error-nav-card::after {
  content: "";
  position: absolute;
  right: -30px;
  bottom: -40px;
  width: 120px;
  height: 120px;
  border: 1px solid rgba(184, 155, 94, 0.06);
  border-radius: 50%;
  pointer-events: none;
  transition: transform var(--transition-base);
}

.error-nav-card:hover {
  transform: translateY(-6px);
  border-color: rgba(215, 189, 123, 0.45);
  background: #1c201e;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.error-nav-card:hover::after {
  transform: scale(1.25);
}

.error-nav-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.error-nav-card__icon {
  display: grid;
  width: 52px;
  height: 56px;
  place-items: center;
  border: 1px solid rgba(215, 189, 123, 0.35);
  color: var(--color-gold-light);
  font-family: var(--font-serif);
  font-size: 22px;
  background: rgba(9, 11, 11, 0.35);
  box-shadow: inset 0 0 0 3px rgba(215, 189, 123, 0.04);
  transform: rotate(-2deg);
}

.error-nav-card__num {
  font-family: var(--font-serif);
  font-size: 28px;
  color: rgba(215, 189, 123, 0.2);
  line-height: 1;
}

.error-nav-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--color-paper);
  margin-bottom: 12px;
  letter-spacing: 0.06em;
}

.error-nav-card p {
  color: var(--color-muted);
  font-size: 13.5px;
  line-height: 1.85;
  margin-bottom: 24px;
  flex-grow: 1;
}

.error-nav-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-gold-light);
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: 0.1em;
  margin-top: auto;
  transition: color var(--transition-fast);
}

.error-nav-card__link i {
  font-style: normal;
  display: inline-block;
  transition: transform var(--transition-base);
}

.error-nav-card:hover .error-nav-card__link {
  color: #edd79d;
}

.error-nav-card:hover .error-nav-card__link i {
  transform: translate(3px, -3px);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

@media (max-width: 768px) {
  .error-nav-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .error-nav-card {
    padding: 28px 24px 22px;
  }

  .error-actions {
    flex-direction: column;
  }

  .error-actions .button {
    width: 100%;
  }
}