/* ==============================================
   基本設定・テーマカラー
   ============================================== */
:root {
  --color-bg: #ffffff;
  --color-text: #2b2b2b;
  --color-accent: #c9a646;
  --color-accent-dark: #b18e3a;
  --color-primary: #1e2a38;
  --color-subtle: #f9f9f9;
  --color-border: #9aa5b1;
  --color-shadow: rgba(0, 0, 0, 0.1);
}

body {
  font-family: "Noto Sans JP", sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.8;
  margin: 0;
}

/* ==============================================
   レイアウト要素
   ============================================== */
header {
  background: var(--color-primary);
  color: #fff;
  text-align: center;
  padding: 2.8rem 1rem;
}

header h1 {
  font-size: 2rem;
  margin-bottom: 0.3rem;
  letter-spacing: 1px;
}

header p {
  font-size: 1.1rem;
  opacity: 0.9;
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 2.5rem 1rem;
}

section {
  margin-bottom: 3rem;
}

footer {
  background-color: var(--color-primary);
  color: #fff;
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  border-top: 4px solid var(--color-accent);
}

footer a {
  color: var(--color-accent);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

/* ==============================================
   見出し・テキスト
   ============================================== */
h2 {
  border-left: 5px solid var(--color-accent);
  padding-left: 0.6rem;
  font-size: 1.4rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
  font-weight: 700;
}

blockquote {
  border-left: 4px solid var(--color-accent);
  padding-left: 1rem;
  color: var(--color-text);
  font-style: italic;
  margin: 1rem 0;
  line-height: 1.8;
}

/* ==============================================
   セクション・コンポーネント
   ============================================== */

/* ヒーローイメージ */
.hero {
  text-align: center;
  padding: 2rem 0;
}

.hero img {
  width: 100%;
  max-width: 720px;
  border-radius: 10px;
  box-shadow: 0 4px 15px var(--color-shadow);
}

.video-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9比率 */
  margin-top: 1rem;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* トラブルセクション */
.trouble {
  background: var(--color-subtle);
  padding: 2rem 1rem;
  border-radius: 8px;
}

/* 価格ボックス */
.price-box {
  background: #f7f7f7;
  border: 1px solid var(--color-border);
  padding: 1.8rem;
  border-radius: 8px;
  text-align: center;
  font-size: 1.1rem;
}

.price-box strong {
  font-size: 1.6rem;
  color: #6c2f32;
}

/* CTAボタン */
.form-button {
  text-align: center;
  margin-top: 1.5rem;
}

.cta-button {
  display: inline-block;
  background-color: var(--color-accent);
  color: #fff;
  padding: 0.9rem 2.2rem;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  margin-top: 1rem;
  transition: background-color 0.3s, transform 0.1s ease;
}

.cta-button:hover {
  background-color: var(--color-accent-dark);
  transform: translateY(-2px);
}

/* ==============================================
   アコーディオン
   ============================================== */
.accordion-section {
  background: var(--color-subtle);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 2rem 0;
}

.accordion {
  background-color: var(--color-primary);
  color: #fff;
  cursor: pointer;
  padding: 1rem;
  width: 100%;
  text-align: left;
  border: none;
  outline: none;
  transition: background-color 0.3s;
  font-weight: bold;
  border-radius: 5px;
  margin-bottom: 0.5rem;
}

.accordion:hover {
  background-color: #2c3e36;
}

.panel {
  padding: 0 1rem;
  background-color: #fff;
  display: none;
  overflow: hidden;
  border-left: 4px solid var(--color-accent);
  margin-bottom: 1rem;
  border-radius: 4px;
}

.panel ul {
  margin: 0.8rem 0;
  padding-left: 1.5rem;
}

.panel p {
  margin: 0.8rem 0;
}

/* ==============================================
   特定商取引法オーバーレイ（モーダル）
   ============================================== */
.legal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.legal-modal {
  background: #fff;
  max-width: 700px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  position: relative;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.legal-modal h2 {
  border-left: 5px solid var(--color-accent);
  padding-left: 0.6rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.close-legal {
  position: absolute;
  top: 10px;
  right: 15px;
  background: none;
  border: none;
  font-size: 1.8rem;
  color: #444;
  cursor: pointer;
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.legal-table th {
  width: 30%;
  text-align: left;
  background: #f5f5f5;
  padding: 0.6rem;
  vertical-align: top;
}

.legal-table td {
  padding: 0.6rem;
  border-bottom: 1px solid #ddd;
}

/* ==============================================
   レスポンシブ対応
   ============================================== */
@media (max-width: 600px) {
  header h1 {
    font-size: 1.6rem;
  }

  .price-box strong {
    font-size: 1.3rem;
  }

  .legal-modal {
    padding: 1.2rem;
  }
}