/* ============================================================
   form-style.css — フォーム共通スタイルシート
   ============================================================ */

/* ===== HERO FORM ===== */
.hero-form {
  background: var(--ink);
  padding: 80px 60px;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin-top: 64px;
}

.hero-form-content {
  max-width: 700px;
}

.form-hero-title {
  font-family: 'Shippori Mincho', serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 400;
  color: var(--cream);
  letter-spacing: 0.06em;
  line-height: 1.5;
  margin-bottom: 12px;
}

.form-hero-sub {
  font-size: 16px;
  color: rgba(246, 242, 235, 0.65);
  line-height: 1.8;
  letter-spacing: 0.04em;
}

/* ===== FORM SECTION ===== */
.form-sec {
  background: var(--warm);
  padding: 80px 60px;
}

.form-inner {
  max-width: 800px;
  margin: 0 auto;
}

.form-card {
  background: var(--cream);
  border: 1px solid var(--border-md);
  padding: 48px;
  border-radius: 2px;
}

.form-intro {
  margin-bottom: 40px;
  text-align: center;
}

.form-intro p {
  font-size: 15px;
  color: var(--ink);
  line-height: 1.8;
  margin-bottom: 8px;
}

.form-note {
  font-size: 13px;
  color: var(--muted);
  font-weight: 400;
}

.form-note.important {
  background: rgba(234, 200, 137, 0.15);
  padding: 12px 16px;
  border-left: 3px solid var(--gold);
  text-align: left;
  margin-top: 16px;
}

/* ===== FORM GROUP ===== */
.form-group {
  margin-bottom: 28px;
}

.form-label {
  display: block;
  font-family: 'Shippori Mincho', serif;
  font-size: 15px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.required {
  color: var(--danger, #D64A4A);
  margin-left: 4px;
  font-weight: 600;
}

/* Input & Textarea */
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--border-md);
  border-radius: 1px;
  transition: all 0.2s;
  letter-spacing: 0.02em;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(154, 112, 64, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: rgba(28, 24, 18, 0.4);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 20px;
  padding-right: 40px;
  color: var(--ink);
}

/* DateTime Group */
.datetime-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.datetime-group .form-select {
  flex: 1;
  min-width: 120px;
}

/* Phone Group */
.phone-group {
  display: flex;
  gap: 8px;
}

.phone-input {
  flex: 1;
}

/* Checkbox & Radio */
.checkbox-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  color: var(--ink);
  user-select: none;
}

.checkbox-label input[type="checkbox"],
.checkbox-label input[type="radio"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  flex-shrink: 0;
  accent-color: var(--gold);
}

.checkbox-label-agree {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 14px;
  color: var(--ink);
  user-select: none;
  margin-bottom: 12px;
}

.checkbox-label-agree input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--gold);
}

.checkbox-label-agree span {
  flex: 1;
  line-height: 1.5;
}

/* Error Message */
.form-error {
  display: block;
  color: var(--danger, #D64A4A);
  font-size: 12px;
  margin-top: 4px;
  font-weight: 500;
}

/* Small Text */
.form-small-text {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 6px;
}

/* Privacy Note */
.privacy-note {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.7;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* ===== CONFIRM BOX ===== */
.confirm-box {
  background: var(--ivory);
  border: 1px solid var(--border-md);
  padding: 32px;
  margin-bottom: 32px;
  border-radius: 2px;
}

.confirm-section h3 {
  font-family: 'Shippori Mincho', serif;
  font-size: 18px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.04em;
}

.confirm-table {
  width: 100%;
  border-collapse: collapse;
}

.confirm-table tr {
  border-bottom: 1px solid var(--border);
}

.confirm-table tr:last-child {
  border-bottom: none;
}

.confirm-label {
  padding: 16px 12px 16px 0;
  width: 30%;
  font-family: 'Shippori Mincho', serif;
  font-size: 14px;
  font-weight: 400;
  color: var(--muted);
  vertical-align: top;
  letter-spacing: 0.02em;
}

.confirm-value {
  padding: 16px 0;
  font-size: 14px;
  color: var(--ink);
  line-height: 1.6;
  word-break: break-word;
}

/* ===== FORM ACTIONS ===== */
.form-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 32px;
}

.btn-submit,
.btn-cancel {
  padding: 14px 32px;
  font-size: 14px;
  letter-spacing: 0.1em;
  border: none;
  border-radius: 1px;
  cursor: pointer;
  transition: all 0.2s;
  font-weight: 400;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

.btn-submit {
  background: var(--gold);
  color: #fff;
}

.btn-submit:hover {
  background: var(--gold-lt);
}

.btn-cancel {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border-md);
}

.btn-cancel:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ===== PAGE FORM ===== */
.page-form {
  background: var(--warm);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .form-sec {
    padding: 56px 24px;
  }

  .form-card {
    padding: 32px 24px;
  }

  .hero-form {
    padding: 60px 24px;
  }

  .form-hero-title {
    font-size: clamp(24px, 5vw, 32px);
  }

  .datetime-group {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .datetime-group .form-select {
    min-width: auto;
  }

  .checkbox-group {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .btn-submit,
  .btn-cancel {
    width: 100%;
  }

  .confirm-label {
    width: 100%;
    padding-bottom: 4px;
    color: var(--gold);
    font-weight: 500;
  }

  .confirm-value {
    padding-left: 0;
    padding-bottom: 16px;
  }
}

@media (max-width: 600px) {
  .checkbox-group {
    grid-template-columns: 1fr;
  }

  .datetime-group {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-card {
    padding: 24px 16px;
  }

  .confirm-box {
    padding: 24px 16px;
  }
}