/* ═══════════════════════════════════════════════════════
   css/contact.css
   UP47 Shimane — Contact Page
   配色: top.cssに準拠（parchment背景・deep-night文字）
═══════════════════════════════════════════════════════ */

body {
  background: var(--parchment);
  color: var(--deep-night);
}


/* ───────────────────────────────────────
   1. MAIN LAYOUT
─────────────────────────────────────── */
.contact-main {
  margin-top: 70px;
  min-height: calc(100svh - 70px);
  padding: 72px 6vw 120px;
  background: var(--parchment);
}
.contact-inner {
  max-width: 820px;
}

@media (max-width: 768px) {
  .contact-main { margin-top: 60px; padding: 56px 6vw 80px; }
}


/* ───────────────────────────────────────
   2. HEADER — Contact / お問い合わせ
─────────────────────────────────────── */
.contact-header {
  margin-bottom: 2rem;
}
.contact-h1 {
  font-family: var(--serif);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--deep-night);
  margin-bottom: 0.4rem;
}
.contact-h1-jp {
  font-family: var(--jp);
  font-size: 1.1rem;
  letter-spacing: 0.12em;
  color: var(--deep-night);
  font-weight: 400;
}


/* ───────────────────────────────────────
   3. 説明文
─────────────────────────────────────── */
.contact-desc {
  margin-bottom: 3.5rem;
}
.contact-desc > p {
  font-family: var(--jp);
  font-size: 14px;
  line-height: 26px;
  letter-spacing: 0.04em;
  color: rgba(28, 24, 48, 0.7);
  margin-bottom: 0.6rem;
}
.contact-desc-list {
  list-style: none;
  padding: 0;
  margin: 0.3rem 0 1rem;
}
.contact-desc-list li {
  font-family: var(--jp);
  font-size: 14px;
  line-height: 26px;
  letter-spacing: 0.04em;
  color: rgba(28, 24, 48, 0.7);
  padding-left: 1em;
  position: relative;
}
.contact-desc-list li::before {
  content: '・';
  position: absolute;
  left: 0;
  color: rgba(28, 24, 48, 0.4);
}
.contact-desc-note {
  font-family: var(--jp);
  font-size: 12px;
  line-height: 22px;
  letter-spacing: 0.03em;
  color: rgba(28, 24, 48, 0.45);
}


/* ───────────────────────────────────────
   4. FORM
─────────────────────────────────────── */
.contact-form-wrap {
  max-width: 800px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* フォームグループ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* ラベル */
.form-label {
  font-family: var(--jp);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(28, 24, 48, 0.7);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.form-required {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--dawn-rose, #C4706A);
  border: 1px solid rgba(196, 112, 106, 0.4);
  padding: 1px 6px;
  line-height: 1.6;
}

/* セレクト */
.form-select-wrap {
  position: relative;
  width: 180px;
}
.form-select {
  width: 100%;
  height: 44px;
  padding: 0 2.4rem 0 0.8rem;
  border: 1px solid rgba(28, 24, 48, 0.28);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.5);
  font-family: var(--jp);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--deep-night);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s;
}
.form-select:focus,
.form-select:hover {
  border-color: var(--deep-night);
}
.form-select-arrow {
  position: absolute;
  right: 0.8rem;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(28, 24, 48, 0.45);
  pointer-events: none;
  display: flex;
  align-items: center;
}

/* テキスト入力 */
.form-input {
  width: 192px;
  height: 44px;
  padding: 0 0.8rem;
  border: 1px solid rgba(28, 24, 48, 0.28);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.5);
  font-family: var(--jp);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--deep-night);
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
}
/* メールは横幅広め */
.form-input--wide {
  width: 100%;
  max-width: 800px;
}
.form-input:focus,
.form-input:hover {
  border-color: var(--deep-night);
}
.form-input.is-invalid {
  border-color: var(--dawn-rose, #C4706A);
}

/* テキストエリア */
.form-textarea {
  width: 100%;
  max-width: 800px;
  padding: 0.8rem;
  border: 1px solid rgba(28, 24, 48, 0.28);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.5);
  font-family: var(--jp);
  font-size: 13px;
  line-height: 22px;
  letter-spacing: 0.04em;
  color: var(--deep-night);
  resize: vertical;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
}
.form-textarea:focus,
.form-textarea:hover {
  border-color: var(--deep-night);
}
.form-textarea.is-invalid {
  border-color: var(--dawn-rose, #C4706A);
}

/* エラーメッセージ */
.form-error {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--dawn-rose, #C4706A);
}

/* 送信ボタン — 右寄せ */
.form-submit-wrap {
  display: flex;
  justify-content: flex-end;
}
.form-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 36px;
  border: none;
  background: var(--deep-night);
  font-family: var(--jp);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--parchment);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background 0.25s;
}
.form-submit::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(245, 240, 233, 0.12);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s var(--ease-out);
}
.form-submit:hover::before { transform: scaleX(1); }
.form-submit:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}


/* ───────────────────────────────────────
   5. 送信完了メッセージ
─────────────────────────────────────── */
.contact-thanks {
  padding: 4rem 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  animation: thanksFadeIn 0.6s var(--ease-out) forwards;
}
@keyframes thanksFadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.contact-thanks svg {
  color: rgba(28, 24, 48, 0.4);
}
.thanks-title {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 400;
  color: var(--deep-night);
}
.thanks-body {
  font-family: var(--jp);
  font-size: 14px;
  line-height: 26px;
  letter-spacing: 0.04em;
  color: rgba(28, 24, 48, 0.6);
}
.thanks-btn {
  display: inline-flex;
  align-items: center;
  margin-top: 0.5rem;
  height: 44px;
  padding: 0 1.8rem;
  border: 1px solid rgba(28, 24, 48, 0.3);
  background: transparent;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.25em;
  color: rgba(28, 24, 48, 0.6);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: color 0.25s, border-color 0.25s;
}
.thanks-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(28, 24, 48, 0.06);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s var(--ease-out);
}
.thanks-btn:hover::before { transform: scaleX(1); }
.thanks-btn:hover {
  color: var(--deep-night);
  border-color: var(--deep-night);
}


/* ───────────────────────────────────────
   6. SCROLL REVEAL
─────────────────────────────────────── */
.sf {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
.sf.on {
  opacity: 1;
  transform: translateY(0);
}


/* ───────────────────────────────────────
   7. SCROLL TO TOP — top.cssに準拠
─────────────────────────────────────── */
.scroll-top-fixed {
  position: fixed;
  bottom: 2rem; right: 2rem;
  z-index: 700;
  width: 44px; height: 44px;
  border: 1px solid rgba(28, 24, 48, 0.25);
  background: rgba(245, 240, 233, 0.9);
  backdrop-filter: blur(8px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--deep-night);
  transition: border-color 0.2s;
}
.scroll-top-fixed:hover { border-color: var(--deep-night); }


/* ───────────────────────────────────────
   8. FOOTER — top.cssに準拠
─────────────────────────────────────── */
footer {
  background: var(--deep-night);
}
.footer-nav,
.footer-nav a,
.footer-nav span,
.footer-credit,
.footer-credit a,
.footer-copy {
  color: var(--gold) !important;
}
.footer-nav a:hover { opacity: 0.65; }