/* =====================================================
   カデ探（カデタン） — style.css
   カラーパレット：アンバー（琥珀色）× ディープネイビー
   ===================================================== */

/* ─── カラー変数 ─── */
:root {
  --amber-50:  #fffbeb;
  --amber-100: #fef3c7;
  --amber-200: #fde68a;
  --amber-300: #fcd34d;
  --amber-400: #fbbf24;
  --amber-500: #f59e0b;
  --amber-600: #d97706;
  --amber-700: #b45309;
  --navy-900: #1a2f4e;
  --navy-800: #1e3a5f;
  --navy-700: #2d4a6e;
  --navy-600: #3a5f8a;
  --navy-200: #bfcfdf;
  --navy-100: #e8f0f9;
  --navy-50:  #f0f5fc;
}

/* ─── ヘッダー ─── */
.kadetam-header {
  background: var(--navy-900);
  box-shadow: 0 2px 12px rgba(26, 47, 78, 0.4);
}

.logo-combo {
  position: relative;
  width: 44px;
  height: 44px;
  background: rgba(251, 191, 36, 0.12);
  border: 2px solid var(--amber-400);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-plug {
  font-size: 22px;
  color: var(--amber-400);
}

.logo-search-badge {
  position: absolute;
  bottom: -5px;
  right: -5px;
  width: 18px;
  height: 18px;
  background: var(--amber-400);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  color: var(--navy-900);
  font-weight: 900;
  box-shadow: 0 0 0 2px var(--navy-900);
}

.app-title {
  font-size: 20px;
  font-weight: 900;
  color: #ffffff;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.app-title-kana {
  font-size: 12px;
  font-weight: 500;
  color: var(--amber-300);
  margin-left: 6px;
  letter-spacing: 0.05em;
}

.app-subtitle {
  font-size: 11px;
  color: var(--amber-200);
  margin-top: 1px;
}

.emergency-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #dc2626;
  color: #ffffff;
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.4);
  transition: background 0.2s, box-shadow 0.2s;
}

.emergency-btn:hover {
  background: #b91c1c;
  box-shadow: 0 2px 12px rgba(220, 38, 38, 0.5);
}

.emergency-btn i {
  animation: pulse-icon 1.5s infinite;
}

@keyframes pulse-icon {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ─── ヒーローセクション ─── */
.hero-section {
  background: linear-gradient(160deg, var(--navy-900) 0%, var(--navy-700) 60%, var(--amber-600) 100%);
  color: #fff;
}

.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  color: var(--amber-300);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.hero-title {
  font-size: clamp(24px, 5vw, 40px);
  font-weight: 900;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 20px;
}

.hero-title-accent {
  color: var(--amber-300);
}

.hero-desc {
  font-size: 15px;
  color: #cbd5e1;
  line-height: 1.9;
  margin-bottom: 28px;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: #e2e8f0;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 99px;
  backdrop-filter: blur(4px);
}

/* ─── サイドバー共通 ─── */
.sidebar-card {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid #f1f5f9;
  padding: 20px;
  box-shadow: 0 1px 6px rgba(26, 47, 78, 0.06);
}

.sidebar-heading {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: 12px;
}

.sidebar-icon-wrap {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

.amber-icon {
  background: var(--amber-100);
  color: var(--amber-600);
}

.navy-icon {
  background: var(--navy-100);
  color: var(--navy-700);
}

/* ─── 計算結果ボックス ─── */
.calc-result-box {
  background: linear-gradient(135deg, var(--amber-50) 0%, var(--navy-50) 100%);
  border: 1px solid var(--amber-200);
  border-radius: 12px;
  padding: 14px 16px;
}

.calc-result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}

.calc-label {
  color: #6b7280;
  display: flex;
  align-items: center;
  gap: 6px;
}

.calc-value {
  font-size: 17px;
  font-weight: 800;
}

.amber-text { color: var(--amber-600); }
.navy-text  { color: var(--navy-700); }

/* ─── フィルター ─── */
.filter-section {
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid #f1f5f9;
}

.filter-label {
  font-size: 11px;
  font-weight: 700;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.filter-check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #374151;
  cursor: pointer;
  user-select: none;
}

.kadetam-check {
  accent-color: var(--amber-500);
  width: 15px;
  height: 15px;
}

.kadetam-slider {
  accent-color: var(--amber-500);
}

.tag-lfp {
  font-size: 10px;
  font-weight: 700;
  background: #d1fae5;
  color: #065f46;
  padding: 1px 7px;
  border-radius: 99px;
}

.tag-ncm {
  font-size: 10px;
  font-weight: 700;
  background: var(--navy-100);
  color: var(--navy-700);
  padding: 1px 7px;
  border-radius: 99px;
}

/* ─── 家電リスト ─── */
.appliance-row {
  padding: 7px 0;
  border-bottom: 1px solid #f8fafc;
}

.appliance-row:last-child {
  border-bottom: none;
}

.hours-row {
  display: none;
  padding-top: 6px;
  padding-left: 23px;
}

.hours-row.visible {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ─── 製品カード ─── */
.product-card {
  background: #ffffff;
  border-radius: 16px;
  border: 2px solid #f1f5f9;
  padding: 18px;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.product-card:hover {
  border-color: var(--amber-300);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.12);
  transform: translateY(-1px);
}

.product-card.selected-for-compare {
  border-color: var(--navy-700);
  box-shadow: 0 6px 20px rgba(26, 47, 78, 0.15);
  background: var(--navy-50);
}

.spec-cell {
  background: #f8fafc;
  border-radius: 10px;
  padding: 10px;
}

.spec-cell-label {
  font-size: 11px;
  color: #94a3b8;
  margin-bottom: 2px;
}

.spec-cell-value {
  font-weight: 800;
  font-size: 15px;
}

.spec-wh   { color: var(--navy-700); }
.spec-w    { color: var(--amber-600); }
.spec-kg   { color: #374151; }
.spec-port { color: #374151; font-size: 12px; line-height: 1.3; }

/* ─── バッジ ─── */
.badge-lfp {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #d1fae5;
  color: #065f46;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 99px;
}

.badge-ncm {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--navy-100);
  color: var(--navy-800);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 99px;
}

.badge-ups {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--amber-100);
  color: var(--amber-700);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 99px;
}

/* ─── アクションボタン ─── */
.btn-amazon {
  flex: 1;
  background: var(--amber-400);
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 10px;
  text-align: center;
  text-decoration: none;
  display: block;
  transition: background 0.15s;
}

.btn-amazon:hover { background: var(--amber-500); }

.btn-compare {
  font-size: 12px;
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.btn-compare-off {
  background: #f1f5f9;
  color: #64748b;
}

.btn-compare-off:hover {
  background: var(--navy-100);
  color: var(--navy-700);
}

.btn-compare-on {
  background: var(--navy-800);
  color: #ffffff;
}

.btn-compare-on:hover { background: var(--navy-900); }

.btn-solar {
  background: var(--amber-100);
  color: var(--amber-700);
  font-size: 12px;
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-solar:hover { background: var(--amber-200); }

/* ─── 比較テーブル ─── */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.compare-table thead th {
  background: var(--navy-50);
  color: var(--navy-800);
  padding: 10px 14px;
  text-align: left;
  white-space: nowrap;
  font-weight: 700;
  border-bottom: 2px solid var(--navy-100);
}

.compare-table thead th:first-child {
  background: #f8fafc;
  color: #94a3b8;
  font-weight: 600;
}

.compare-table tbody td {
  padding: 9px 14px;
  border-bottom: 1px solid #f1f5f9;
  vertical-align: middle;
}

.compare-table tbody tr:hover td {
  background: var(--navy-50);
}

.compare-table .best-val {
  color: #059669;
  font-weight: 800;
}

/* ─── ソーラーパネルカード ─── */
.solar-card {
  border: 1.5px solid var(--amber-200);
  border-radius: 12px;
  padding: 12px 14px;
  background: var(--amber-50);
  display: flex;
  align-items: center;
  gap: 12px;
  transition: border-color 0.15s, background 0.15s;
}

.solar-card:hover {
  border-color: var(--amber-400);
  background: var(--amber-100);
}

.solar-icon-circle {
  width: 40px;
  height: 40px;
  background: var(--amber-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
  color: var(--amber-500);
}

/* ─── 空・検索結果なし ─── */
.no-results {
  text-align: center;
  padding: 64px 20px;
  color: #cbd5e1;
  grid-column: 1 / -1;
}

.no-results .icon {
  font-size: 52px;
  margin-bottom: 16px;
  display: block;
}

/* ─── セクション共通 ─── */
.section-eyebrow {
  font-size: 12px;
  font-weight: 700;
  color: var(--amber-600);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(20px, 4vw, 30px);
  font-weight: 900;
  color: var(--navy-900);
  margin-bottom: 8px;
}

/* ─── 使い方ガイド ─── */
.guide-section {
  background: var(--navy-50);
  border-top: 1px solid var(--navy-100);
  border-bottom: 1px solid var(--navy-100);
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.guide-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 28px 24px;
  border: 1px solid var(--navy-100);
  box-shadow: 0 2px 10px rgba(26, 47, 78, 0.06);
  position: relative;
}

.guide-step-num {
  font-size: 48px;
  font-weight: 900;
  color: var(--amber-100);
  line-height: 1;
  position: absolute;
  top: 16px;
  right: 20px;
  user-select: none;
}

.guide-icon-wrap {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--amber-400), var(--amber-600));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #ffffff;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.guide-card-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--navy-900);
  margin-bottom: 10px;
}

.guide-card-desc {
  font-size: 13px;
  color: #64748b;
  line-height: 1.8;
}

/* ─── SEO解説テキスト ─── */
.seo-section {
  background: #ffffff;
  border-top: 1px solid #f1f5f9;
}

.seo-h2 {
  font-size: clamp(18px, 3vw, 24px);
  font-weight: 800;
  color: var(--navy-900);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 3px solid var(--amber-400);
  display: inline-block;
}

.seo-h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy-800);
  margin-top: 28px;
  margin-bottom: 10px;
  padding-left: 12px;
  border-left: 4px solid var(--amber-400);
}

.seo-p {
  font-size: 14px;
  color: #475569;
  line-height: 1.9;
}

/* ─── FAQセクション ─── */
.faq-section {
  background: var(--navy-50);
  border-top: 1px solid var(--navy-100);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: #ffffff;
  border-radius: 12px;
  border: 1px solid var(--navy-100);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px;
  text-align: left;
  font-size: 14px;
  font-weight: 700;
  color: var(--navy-900);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}

.faq-question:hover {
  background: var(--navy-50);
}

.faq-chevron {
  color: var(--amber-500);
  font-size: 13px;
  flex-shrink: 0;
  transition: transform 0.25s;
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 20px;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 4px 20px 18px;
}

.faq-answer p {
  font-size: 13px;
  color: #64748b;
  line-height: 1.9;
}

/* ─── フッター ─── */
.kadetam-footer {
  background: var(--navy-900);
}

/* ─── 緊急・サバイバルモード ─── */
body.survival-active > header,
body.survival-active > main,
body.survival-active > footer,
body.survival-active > section {
  display: none !important;
}

body.survival-active img {
  display: none !important;
}

body.survival-active * {
  animation: none !important;
  transition: none !important;
}

.survival-overlay {
  position: fixed;
  inset: 0;
  background: #000000;
  color: #00ff41;
  font-family: 'Courier New', Courier, monospace;
  z-index: 9999;
  overflow-y: auto;
}

.survival-overlay.hidden {
  display: none;
}

.survival-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  background: #080808;
  border-bottom: 2px solid #00ff41;
  font-size: 13px;
  font-weight: bold;
  letter-spacing: 0.08em;
  position: sticky;
  top: 0;
  z-index: 10;
}

.survival-header > i:first-child {
  color: #ff4444;
  font-size: 18px;
}

.survival-exit-btn {
  margin-left: auto;
  background: transparent;
  border: 1px solid #00ff41;
  color: #00ff41;
  padding: 5px 14px;
  cursor: pointer;
  font-family: 'Courier New', monospace;
  font-size: 12px;
  letter-spacing: 0.05em;
}

.survival-exit-btn:hover {
  background: #00ff41;
  color: #000;
}

.survival-body {
  max-width: 840px;
  margin: 0 auto;
  padding: 28px 20px 60px;
}

.survival-section {
  margin-bottom: 32px;
  border: 1px solid #003a00;
  padding: 20px;
}

.survival-section h2 {
  font-size: 14px;
  font-weight: bold;
  margin-bottom: 18px;
  color: #00ff41;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border-bottom: 1px dashed #003a00;
  padding-bottom: 8px;
}

.survival-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.survival-grid label {
  display: block;
  font-size: 11px;
  color: #88ff88;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.survival-grid input {
  width: 100%;
  background: #080808;
  border: 1px solid #00cc33;
  color: #00ff41;
  padding: 10px 12px;
  font-family: 'Courier New', monospace;
  font-size: 18px;
  outline: none;
  box-sizing: border-box;
}

.survival-grid input:focus {
  border-color: #00ff41;
  box-shadow: 0 0 8px rgba(0, 255, 65, 0.3);
}

.survival-available {
  margin-top: 18px;
  font-size: 18px;
  color: #ffff00;
  font-weight: bold;
}

.survival-appliances {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
}

.survival-appliance-item {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 9px 10px;
  border: 1px solid #003a00;
  font-size: 12px;
  user-select: none;
}

.survival-appliance-item:hover {
  border-color: #00ff41;
  background: #001500;
}

.survival-appliance-item.selected {
  border-color: #00ff41;
  background: #001f00;
  color: #00ff41;
}

.survival-appliance-item input[type="checkbox"] {
  accent-color: #00ff41;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.survival-result {
  font-size: 14px;
  line-height: 2;
  color: #88ff88;
}

.result-days-big {
  font-size: 36px;
  font-weight: bold;
  color: #ffff00;
  line-height: 1.2;
  display: block;
  margin: 12px 0 4px;
}

.result-sub {
  font-size: 13px;
  color: #88ff88;
}

/* ─── レスポンシブ ─── */
@media (max-width: 768px) {
  .survival-grid { grid-template-columns: 1fr; }
  aside { width: 100% !important; }
  .flex { flex-direction: column; }
  .w-80 { width: 100% !important; }
}