/* =====================================================
   TVO（テレビ小山）料金比較シミュレーター
   スタイルシート - TVO青ベースデザイン
   ===================================================== */

/* ── リセット & ベース ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* TVO ブランドカラー（青系） */
  --tvo-primary:   #0e5abc;   /* メインブルー */
  --tvo-dark:      #093d8a;   /* ダークブルー */
  --tvo-light:     #2575d0;   /* ライトブルー */
  --tvo-accent:    #1a8fe3;   /* アクセントブルー */
  --tvo-sky:       #e8f3ff;   /* 超薄青（背景） */
  --tvo-sky2:      #d0e8ff;   /* 薄青（ボーダー等） */

  /* グレー系 */
  --gray-50:  #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-400: #94a3b8;
  --gray-600: #475569;
  --gray-800: #1e293b;

  /* セマンティックカラー */
  --green:    #16a34a;
  --red:      #dc2626;
  --amber:    #d97706;
  --yellow:   #eab308;

  /* シャドウ */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.05);
  --shadow:    0 4px 12px rgba(14,90,188,0.10), 0 2px 4px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 30px rgba(14,90,188,0.15), 0 4px 8px rgba(0,0,0,0.06);

  /* フォント */
  --font: 'Noto Sans JP', 'Hiragino Sans', 'Yu Gothic UI', sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
}

body {
  font-family: var(--font);
  background: linear-gradient(160deg, #ebf4ff 0%, #f5f9ff 50%, #eef5ff 100%);
  min-height: 100vh;
  color: var(--gray-800);
  font-size: 14px;
  line-height: 1.6;
}

/* =====================================================
   ヘッダー
   ===================================================== */
.site-header {
  background: linear-gradient(135deg, var(--tvo-dark) 0%, var(--tvo-primary) 55%, var(--tvo-accent) 100%);
  color: #fff;
  padding: 28px 20px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.site-header::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255,255,255,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.header-inner { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; }

.header-logo {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  font-size: 22px; font-weight: 800; margin-bottom: 6px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
.header-logo .logo-badge {
  background: #fff; color: var(--tvo-primary);
  padding: 2px 10px; border-radius: 20px;
  font-size: 18px; font-weight: 900; letter-spacing: 1px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.header-logo .logo-text { font-size: 18px; font-weight: 700; }
.header-sub {
  font-size: 13px; opacity: 0.88; font-weight: 300; letter-spacing: 0.5px;
}

/* =====================================================
   ステップインジケーター
   ===================================================== */
.step-indicator {
  display: flex; align-items: center; justify-content: center;
  gap: 0; padding: 20px 20px 0;
  max-width: 600px; margin: 0 auto;
}
.step { display: flex; flex-direction: column; align-items: center; gap: 6px; flex: none; }
.step-circle {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--gray-200); color: var(--gray-400);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 15px;
  transition: all 0.3s ease;
}
.step.active .step-circle {
  background: linear-gradient(135deg, var(--tvo-primary), var(--tvo-accent));
  color: #fff; box-shadow: 0 4px 12px rgba(14,90,188,0.35);
}
.step-label { font-size: 11px; color: var(--gray-400); font-weight: 500; white-space: nowrap; }
.step.active .step-label { color: var(--tvo-primary); font-weight: 700; }
.step-line { flex: 1; height: 2px; background: var(--gray-200); min-width: 40px; margin: 0 4px; margin-bottom: 20px; }
.step-line.active { background: linear-gradient(90deg, var(--tvo-primary), var(--tvo-accent)); }

/* =====================================================
   メインコンテナ
   ===================================================== */
.main-container { max-width: 1200px; margin: 0 auto; padding: 20px 16px 60px; }

/* =====================================================
   2カラムレイアウト
   ===================================================== */
.two-col-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 20px;
}
@media (max-width: 900px) {
  .two-col-layout { grid-template-columns: 1fr; }
}

/* =====================================================
   カード
   ===================================================== */
.card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  border: 1px solid rgba(14,90,188,0.08);
}

.section-title {
  font-size: 16px; font-weight: 800;
  color: var(--tvo-dark);
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--tvo-sky2);
}
.section-title i { color: var(--tvo-primary); }

.tvo-title { color: var(--tvo-dark); }
.tvo-title-sub {
  font-size: 12px; color: var(--gray-400); font-weight: 400; margin-left: auto;
}

/* =====================================================
   フォーム要素
   ===================================================== */
.form-row { display: grid; gap: 12px; }
.form-row-2 { grid-template-columns: 1fr 1fr; }
.form-row-3 { grid-template-columns: 1fr 1fr 1fr; }
@media (max-width: 600px) {
  .form-row-2, .form-row-3 { grid-template-columns: 1fr 1fr; }
}

.form-group { display: flex; flex-direction: column; gap: 4px; }

label {
  font-size: 12px; font-weight: 600;
  color: var(--gray-600);
  display: flex; align-items: center; gap: 4px;
}

select, input, textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font);
  color: var(--gray-800);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
  appearance: auto;
}
select:focus, input:focus, textarea:focus {
  outline: none;
  border-color: var(--tvo-accent);
  box-shadow: 0 0 0 3px rgba(14,90,188,0.12);
}
select:disabled { background: var(--gray-100); color: var(--gray-400); cursor: not-allowed; }

.price-box {
  display: flex; align-items: baseline; gap: 4px;
  background: var(--gray-50);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  min-height: 38px;
}
.price-value { font-size: 18px; font-weight: 800; color: var(--tvo-dark); line-height: 1; }
.price-unit { font-size: 12px; color: var(--gray-600); }
.price-box-tvo .price-value { color: var(--tvo-primary); }

/* =====================================================
   入力ブロック
   ===================================================== */
.input-block { margin-bottom: 20px; }
.input-block-title {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
}
.divider { border: none; border-top: 1.5px dashed var(--gray-200); margin: 20px 0; }

/* バッジ */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 20px;
  font-size: 12px; font-weight: 700;
}
.badge-blue { background: var(--tvo-sky); color: var(--tvo-primary); border: 1px solid var(--tvo-sky2); }
.badge-green{ background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }
.badge-phone{ background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }

/* TVO カラーバッジ */
.tvo-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 20px;
  font-size: 12px; font-weight: 700;
  background: var(--tvo-sky); color: var(--tvo-primary);
  border: 1px solid var(--tvo-sky2);
}

/* =====================================================
   ボタン
   ===================================================== */
.btn-add {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px;
  background: var(--tvo-sky); color: var(--tvo-primary);
  border: 1.5px solid var(--tvo-sky2); border-radius: 20px;
  font-size: 12px; font-weight: 700;
  cursor: pointer; transition: all 0.2s;
}
.btn-add:hover { background: var(--tvo-primary); color: #fff; }
.btn-add:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-remove {
  width: 26px; height: 26px;
  background: #fee2e2; color: var(--red);
  border: none; border-radius: 50%;
  cursor: pointer; font-size: 12px;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
.btn-remove:hover { background: var(--red); color: #fff; }

.btn-calc {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 40px;
  background: linear-gradient(135deg, var(--tvo-dark), var(--tvo-primary));
  color: #fff; border: none; border-radius: 50px;
  font-size: 17px; font-weight: 800;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(14,90,188,0.40);
  transition: all 0.2s; letter-spacing: 0.5px;
}
.btn-calc:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(14,90,188,0.50);
}
.btn-calc:active { transform: translateY(0); }

.calc-button-area {
  text-align: center; margin: 28px 0 10px;
}

/* =====================================================
   オプション行
   ===================================================== */
.option-row {
  background: var(--tvo-sky); border-radius: var(--radius-sm);
  padding: 12px; margin-top: 12px;
  border: 1px solid var(--tvo-sky2);
}
.option-label-area {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 10px;
}
.option-hint { font-size: 12px; color: var(--gray-600); }

/* =====================================================
   スマホ行
   ===================================================== */
.sp-row {
  background: #fafbff;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-bottom: 12px;
}
.sp-row-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}
.sp-row-number { font-size: 13px; font-weight: 700; color: var(--tvo-primary); }
.sp-section-label {
  font-size: 11px; font-weight: 700; color: var(--gray-600);
  margin-bottom: 8px; display: flex; align-items: center; gap: 4px;
}
.mt-8 { margin-top: 8px; }
.hint-text { font-size: 12px; color: var(--gray-400); }

/* セット割バッジ */
.set-badge-area { margin: 6px 0; }
.set-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 20px; font-size: 11px; font-weight: 700;
}
.set-badge-active {
  background: #f0fdf4; color: #15803d; border: 1px solid #86efac;
}
.set-badge-inactive {
  background: #fffbeb; color: #92400e; border: 1px solid #fde68a;
}

/* =====================================================
   TVOサービスブロック
   ===================================================== */
.tvo-service-block {
  background: var(--tvo-sky);
  border: 1.5px solid var(--tvo-sky2);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-bottom: 14px;
}
.tvo-service-title {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 800;
  color: var(--tvo-dark);
  margin-bottom: 10px;
}

/* 2行料金表示（2年割 / 通常） */
.dual-price-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
  margin-top: 8px;
}
.dual-price-item { display: flex; flex-direction: column; gap: 3px; }
.dual-price-label {
  font-size: 11px; font-weight: 700;
  display: flex; align-items: center; gap: 4px;
}
.label-2yr    { color: var(--tvo-primary); }
.label-normal { color: var(--gray-600); }
.price-box-2yr    { border-color: var(--tvo-sky2); }
.price-box-2yr .price-value    { color: var(--tvo-primary); }
.price-box-normal .price-value { color: var(--gray-600); }

/* TV割引バッジ */
.tv-discount-info {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  font-size: 12px; color: var(--gray-600);
  background: #fff; border-radius: 6px; padding: 6px 10px;
  border: 1px solid var(--tvo-sky2); margin-top: 6px;
}
.tv-discount-amount { color: var(--tvo-primary); font-weight: 800; }

/* TVO合計プレビュー */
.tvo-total-preview {
  background: linear-gradient(135deg, var(--tvo-dark), var(--tvo-primary));
  color: #fff; border-radius: var(--radius-sm);
  padding: 14px 18px; margin-top: 4px;
}
.tvo-total-label { font-size: 12px; font-weight: 600; opacity: 0.85; margin-bottom: 4px; }
.tvo-total-dual { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.tvo-total-item { }
.tvo-total-item-label { font-size: 11px; opacity: 0.75; }
.tvo-total-value { font-size: 22px; font-weight: 900; }
.tvo-total-2yr   { color: #93c5fd; }
.tvo-total-normal{ color: #bfdbfe; }

/* TVOスマホサマリー */
.tvo-sp-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 0; border-bottom: 1px dashed var(--tvo-sky2);
  font-size: 12px;
}
.tvo-sp-item:last-child { border-bottom: none; }
.tvo-sp-label { color: var(--gray-600); }
.tvo-sp-price { font-weight: 700; color: var(--tvo-primary); }
.tvo-sp-price small { color: var(--gray-400); font-weight: 400; margin-left: 4px; }
.tvo-sp-hint { font-size: 12px; color: var(--gray-400); }

/* =====================================================
   結果セクション
   ===================================================== */
.result-section { margin-top: 32px; }

/* 節約バナー */
.saving-banner {
  background: linear-gradient(135deg, var(--tvo-dark) 0%, var(--tvo-primary) 55%, var(--tvo-accent) 100%);
  border-radius: var(--radius);
  padding: 28px 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-lg);
  position: relative; overflow: hidden;
}
.saving-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(255,255,255,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.saving-banner-inner {
  display: grid; grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center; gap: 16px;
  position: relative; z-index: 1;
}
@media (max-width: 700px) {
  .saving-banner-inner { grid-template-columns: 1fr 1fr; }
  .saving-divider { display: none; }
}
.saving-item { text-align: center; }
.saving-label { font-size: 12px; color: rgba(255,255,255,0.78); font-weight: 600; margin-bottom: 6px; display: flex; align-items: center; justify-content: center; gap: 5px; }
.saving-value { font-size: 24px; font-weight: 900; color: #fff; text-shadow: 0 2px 8px rgba(0,0,0,0.2); }
.saving-value.highlight { font-size: 28px; color: #fde68a; }
.saving-divider { width: 1px; height: 60px; background: rgba(255,255,255,0.2); }

/* 3年節約 */
.saving-3yr-banner {
  background: linear-gradient(135deg, #7c3aed, #4f46e5);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  box-shadow: 0 8px 24px rgba(109,40,217,0.25);
  flex-wrap: wrap;
}
.saving-3yr-label { color: rgba(255,255,255,0.85); font-size: 14px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.saving-3yr-value { font-size: 32px; font-weight: 900; color: #fde68a; text-shadow: 0 2px 8px rgba(0,0,0,0.2); }
.saving-3yr-note  { font-size: 11px; color: rgba(255,255,255,0.6); margin-top: 2px; }

/* 比較カード */
.compare-cards {
  display: grid; grid-template-columns: 1fr auto 1fr;
  gap: 16px; align-items: start;
  margin-bottom: 24px;
}
@media (max-width: 700px) {
  .compare-cards { grid-template-columns: 1fr; }
  .compare-arrow { transform: rotate(90deg); margin: 0 auto; }
}

.compare-card {
  background: #fff; border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
  border: 1px solid var(--gray-200);
}
.compare-card-header {
  padding: 12px 18px;
  font-size: 14px; font-weight: 800;
  display: flex; align-items: center; gap: 8px;
  background: var(--gray-100); color: var(--gray-800);
}
.tvo-header { background: linear-gradient(135deg, var(--tvo-dark), var(--tvo-primary)); color: #fff; }

.compare-card-body { padding: 12px 18px; }
.detail-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 5px 0; font-size: 13px;
  border-bottom: 1px dashed var(--gray-200);
}
.detail-row:last-child { border-bottom: none; }
.detail-row span:last-child { font-weight: 700; white-space: nowrap; }
.tvo-period-label { background: var(--tvo-sky); color: var(--tvo-primary); font-weight: 800; font-size: 12px; padding: 4px 8px; border-radius: 4px; margin: 8px 0 4px; display: block; }
.tvo-normal-label { background: var(--gray-100); color: var(--gray-600); }

.compare-card-total {
  padding: 10px 18px;
  display: flex; align-items: center; justify-content: space-between;
  background: var(--gray-50); font-size: 14px; font-weight: 800;
}
.tvo-total { background: var(--tvo-sky); color: var(--tvo-primary); }

.tvo-two-totals { display: flex; flex-direction: column; gap: 4px; }
.tvo-total-line { display: flex; justify-content: space-between; font-size: 12px; }
.tvo-total-line.main { font-size: 14px; font-weight: 800; }

.compare-arrow {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  color: var(--tvo-primary);
}
.arrow-down {
  width: 48px; height: 48px; background: var(--tvo-sky); border-radius: 50%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-size: 18px; border: 2px solid var(--tvo-sky2);
  color: var(--tvo-primary);
}
.arrow-down span { font-size: 9px; font-weight: 700; }

/* =====================================================
   グラフ
   ===================================================== */
.chart-card { margin-bottom: 20px; }
.chart-title {
  font-size: 15px; font-weight: 800;
  color: var(--tvo-dark);
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 16px;
}
.chart-title i { color: var(--tvo-primary); }

/* =====================================================
   テーブル
   ===================================================== */
.table-card { margin-bottom: 20px; }
.table-responsive { overflow-x: auto; }

.detail-table {
  width: 100%; border-collapse: collapse;
  font-size: 13px;
}
.detail-table th {
  background: linear-gradient(135deg, var(--tvo-dark), var(--tvo-primary));
  color: #fff; padding: 10px 12px;
  font-size: 12px; font-weight: 700;
  white-space: nowrap;
}
.detail-table th.tvo-2yr-col  { background: var(--tvo-primary); }
.detail-table th.tvo-norm-col { background: var(--tvo-light); }
.detail-table td {
  padding: 9px 12px; vertical-align: middle;
  border-bottom: 1px solid var(--gray-200);
}
.detail-table tr:hover td { background: var(--tvo-sky); }
.detail-table .total-row td { background: var(--tvo-sky); font-weight: 800; }
.text-right { text-align: right; }
.tvo-2yr-col    { background: rgba(14,90,188,0.04); }
.tvo-normal-col { background: rgba(37,117,208,0.03); }
.saving-positive { color: var(--green); font-weight: 700; }
.saving-negative { color: var(--red); font-weight: 700; }

/* =====================================================
   注記ボックス
   ===================================================== */
.notice-box {
  display: flex; align-items: flex-start; gap: 10px;
  background: var(--tvo-sky); border: 1px solid var(--tvo-sky2);
  border-radius: var(--radius-sm); padding: 12px 16px;
  font-size: 12px; color: var(--gray-600); margin-bottom: 20px;
}
.notice-box i { color: var(--tvo-primary); margin-top: 2px; flex-shrink: 0; }

/* =====================================================
   問い合わせCTAバナー
   ===================================================== */
.inquiry-cta-banner {
  background: linear-gradient(135deg, var(--tvo-dark), var(--tvo-primary));
  border-radius: var(--radius); padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-lg);
}
.inquiry-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.inquiry-cta-text  { display: flex; align-items: center; gap: 12px; color: #fff; }
.inquiry-cta-text i { font-size: 28px; opacity: 0.85; }
.inquiry-cta-title { font-size: 16px; font-weight: 800; }
.inquiry-cta-sub   { font-size: 12px; opacity: 0.78; margin-top: 2px; }

.btn-inquiry {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px;
  background: #fff; color: var(--tvo-primary);
  border: none; border-radius: 50px;
  font-size: 14px; font-weight: 800;
  cursor: pointer; white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  transition: all 0.2s;
}
.btn-inquiry:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,0.2); }

/* =====================================================
   再計算・印刷ボタン
   ===================================================== */
.recalc-area { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 24px; }
.btn-recalc, .btn-print {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 24px; border-radius: 50px;
  font-size: 13px; font-weight: 700;
  cursor: pointer; transition: all 0.2s;
}
.btn-recalc {
  background: var(--gray-100); color: var(--gray-800);
  border: 1.5px solid var(--gray-200);
}
.btn-recalc:hover { background: var(--gray-200); }
.btn-print {
  background: var(--tvo-sky); color: var(--tvo-primary);
  border: 1.5px solid var(--tvo-sky2);
}
.btn-print:hover { background: var(--tvo-primary); color: #fff; }

/* =====================================================
   問い合わせモーダル
   ===================================================== */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.55); backdrop-filter: blur(4px);
  z-index: 9999;
  align-items: center; justify-content: center;
}
.modal-box {
  background: #fff; border-radius: var(--radius);
  padding: 32px; max-width: 480px; width: calc(100% - 32px);
  max-height: 90vh; overflow-y: auto;
  box-shadow: 0 24px 60px rgba(0,0,0,0.25);
  position: relative;
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--gray-100); border: none;
  font-size: 14px; cursor: pointer; color: var(--gray-600);
  display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: var(--gray-200); }
.modal-header { text-align: center; margin-bottom: 20px; }
.modal-icon { font-size: 32px; color: var(--tvo-primary); margin-bottom: 8px; }
.modal-title { font-size: 18px; font-weight: 800; color: var(--tvo-dark); }
.modal-sub   { font-size: 13px; color: var(--gray-400); margin-top: 4px; }

.modal-result-box {
  background: var(--tvo-sky); border-radius: var(--radius-sm);
  padding: 12px 16px; margin-bottom: 20px;
  border: 1px solid var(--tvo-sky2);
}
.modal-result-row {
  display: flex; justify-content: space-between;
  padding: 4px 0; font-size: 13px; font-weight: 600;
}
.modal-result-row strong { color: var(--tvo-primary); }
.tvo-row  strong { color: var(--tvo-primary); }
.saving-row strong { color: var(--green); }

.modal-form { display: flex; flex-direction: column; gap: 14px; }
.required { background: var(--red); color: #fff; font-size: 10px; padding: 1px 6px; border-radius: 4px; }
.optional  { background: var(--gray-400); color: #fff; font-size: 10px; padding: 1px 6px; border-radius: 4px; }

.btn-send {
  width: 100%; padding: 14px;
  background: linear-gradient(135deg, var(--tvo-dark), var(--tvo-primary));
  color: #fff; border: none; border-radius: 50px;
  font-size: 15px; font-weight: 800; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  box-shadow: 0 4px 14px rgba(14,90,188,0.3);
  transition: all 0.2s;
}
.btn-send:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(14,90,188,0.4); }

.modal-error { color: var(--red); font-size: 13px; font-weight: 700; padding: 8px; background: #fef2f2; border-radius: 6px; }
.modal-note { font-size: 11px; color: var(--gray-400); text-align: center; margin-top: 8px; }
.modal-note a { color: var(--tvo-primary); }

.modal-success { text-align: center; padding: 20px; }
.success-icon { font-size: 48px; color: var(--green); margin-bottom: 12px; }

/* =====================================================
   フッター
   ===================================================== */
.site-footer {
  background: var(--tvo-dark);
  color: rgba(255,255,255,0.65);
  text-align: center;
  padding: 16px;
  font-size: 12px;
}

/* =====================================================
   印刷スタイル
   ===================================================== */
@media print {
  .site-header, .step-indicator, .col-current, .col-tvo,
  .calc-button-area, .inquiry-cta-banner, .recalc-area,
  .modal-overlay, .site-footer { display: none !important; }
  .result-section { display: block !important; margin: 0; }
  .card { box-shadow: none; border: 1px solid #ddd; }
  canvas { max-height: 300px !important; }
}

/* =====================================================
   レスポンシブ調整
   ===================================================== */
@media (max-width: 480px) {
  .saving-banner-inner { grid-template-columns: 1fr; }
  .saving-value { font-size: 20px; }
  .btn-calc { font-size: 14px; padding: 14px 28px; }
  .form-row-3 { grid-template-columns: 1fr; }
  .dual-price-row { grid-template-columns: 1fr; }
}