/* style.css */
body {
  font-family: "Yu Gothic", "Hiragino Sans", sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f0fbff;
  color: #333;
}

.kv {
  width: 100%;
  max-width: 1000px;
  display: block;
  margin: 0 auto;
}

.main-title {
  text-align: center;
  padding: 0.5em 1em 0.5em;
  background-color: #e0f6ff;
}

.main-title h1 {
  font-size: 2.2rem;
  color: #007fa8;
  margin-bottom: 0.5em;
}

.lead-message {
  font-size: 1.3rem;
  font-weight: bold;
  color: #007fa8;
  line-height: 1.6;
}

.lead-message .highlight {
  background: linear-gradient(transparent 60%, #ffef99 60%);
  padding: 0 0.2em;
}

/* --- 紙吹雪（常時降る・上に溜まらない） --- */
.confetti-container {
  position: relative;
  overflow: hidden;   /* 枠外を隠す */
}

.confetti {
  position: fixed;          /* 全画面に固定 */
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;             /* 画面全体 */
  pointer-events: none;     /* 操作の邪魔をしない */
  z-index: -1;            /* 最前面（必要に応じて調整） */
}

.confetti span {
  position: absolute;
  top: -10vh;
  width: 6px;
  height: 14px;
  border-radius: 1px;
  opacity: 0.9;
  will-change: transform, opacity;
  animation: confetti-fall linear infinite;
}

@keyframes confetti-fall {
  0% {
    transform: translateY(-10vh) translateX(0) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(120vh) translateX(var(--drift, 0)) rotate(360deg);
    opacity: 0.8;
  }
}


.intro p strong {
  font-size: 1.1rem;
  font-weight: bold;
  color: #333;
}

.intro,
.closing {
  max-width: 800px;
  margin: 1em auto;
  padding: 0.5em;
  text-align: center;
  font-size: 1.2em;
  font-weight: 600;
  line-height: 1.8;
}

.campaign-index {
  background-color: #fff;
  padding: 1.5em 1em;
}

.campaign-index ul {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 900px;
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* PCで2カラム */
  gap: 12px;
}

.campaign-index li {
  border-radius: 10px;
  overflow: hidden;
}

.campaign-index a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0.5em;
  font-weight: bold;
  font-size: 1rem;
  color: #fff;
  text-decoration: none;
  transition: background-color 0.3s ease;
}

/* 色分け */
.campaign-index li.orange a { background: #fb8c00; }
.campaign-index li.orange a:hover { background: #e67c00; }

.campaign-index li.blue a { background: #00acc1; }
.campaign-index li.blue a:hover { background: #0095a6; }

.campaign-index li.green a { background: #7cb342; }
.campaign-index li.green a:hover { background: #689f38; }

.campaign-index li.pink a { background: #ec407a; }
.campaign-index li.pink a:hover { background: #d63368; }

/* その1バッジ */
.step {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  padding: 0.3em 0.7em;
  border-radius: 20px;
  font-size: 1em;
  font-weight: 700;
  flex-shrink: 0;
}

.campaign-index a:hover {
  opacity: 0.85;
}

.campaign-index .num {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.3em;
  font-weight: normal;
}

.campaign-index .orange a {
  background-color: #fb8c00;
}

.campaign-index .blue a {
  background-color: #00acc1;
}

.campaign-index .green a {
  background-color: #7cb342;
}

.campaign-index .pink a {
  background-color: #ec407a;
}

/* SP用：1カラム */
@media screen and (max-width: 768px) {
  .campaign-index ul {
    grid-template-columns: 1fr;
  }
}

.campaign-detail {
  max-width: 800px;
  margin: 2em auto;
  padding: 1em;
}

/* ふわっと出現アニメーション */
.campaign-index {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.campaign-index.show {
  opacity: 1;
  transform: translateY(0);
}

.card {
  padding: 1.5em;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  margin-bottom: 2em;
  color: #333;
}

/* カード見出し + バッジ（PCデフォルト） */
.card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: .5em;
  position: relative; /* SP時のabsolute位置指定用 */
}

.step-badge {
  display: inline-block;
  padding: .28em .8em;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1;
  color: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,.08);
  white-space: nowrap;
}

/* バッジの色（カードに合わせる） */
.badge-orange { background: #fb8c00; }
.badge-blue   { background: #00acc1; }
.badge-green  { background: #7cb342; }
.badge-pink   { background: #ec407a; }

/* モバイル時（SP）だけ見出し上に配置 */
@media (max-width: 768px) {
  .card-head {
    display: block; /* 横並び解除 */
    padding-top: 2em; /* 上にスペース確保 */
  }
  .step-badge {
    position: absolute;
    top: 0;
    left: 0;
    font-size: 1.2rem;
    padding: .24em .7em;
  }
}

/* ③ 無料サンプル10点以上で1000pt */
#cp1 {
  background-color: #fff3e0; /* オレンジ系 */
  border-left: 6px solid #fb8c00;
}

/* ① SNS投稿ミッション */
#cp2 {
  background-color: #ffffff; /* 水色系 */
  border-left: 6px solid #00acc1;
}

/* ② 有料商品の購入ポイント10倍 */
#cp3 {
  background-color: #e0f7fa; /* 緑系 */
  border-left: 6px solid #7cb342;
}

/* ④ SNSで本商品プレゼント */
#cp4 {
  background-color: #fce4ec; /* ピンク系 */
  border-left: 6px solid #ec407a;
}

.card h2 {
  color: #007fa8;
  font-size: 1.4em;
  margin-bottom: 0.5em;
}

.point-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1em;
  font-size: 0.95em;
}

.point-table th,
.point-table td {
  border: 1px solid #ccc;
  padding: 0.75em 1em;
  text-align: center;
}

.point-table thead {
  background-color: #d2f2f7; /* 淡い水色（cp1に合わせる） */
  font-weight: bold;
}

.point-lead {
  font-weight: bold;
  font-size: 1em;
  margin-top: 1em;
  color: #007fa8;
}

.point-note {
  font-size: 0.85em;
  color: #505050;
  margin-top: 0.5em;
  line-height: 1.5;
}

.sns-entry-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 1em;
  flex-wrap: wrap;
}

.sns-icon {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: bold;
  text-decoration: none;
  font-size: 1.05em;
  padding: 0.6em 1em;
  border-radius: 30px;
  color: #fff;
  transition: background-color 0.3s ease;
}

.sns-icon img {
  width: 26px;
  height: 26px;
}

.sns-icon.insta {
  background-color: #fc4e88;
}

.sns-icon.insta:hover {
  background-color: #c72a5e;
}

.sns-icon.x {
  background-color: #000;
}

.sns-icon.x:hover {
  background-color: #222;
}


/* 表示切替用クラス */
.pc-only {
  display: block;
}

.sp-only {
  display: none;
}

/* レスポンシブ切替 */
@media screen and (max-width: 768px) {
  .pc-only {
    display: none;
  }

  .sp-only {
    display: block;
  }
}

/* 画像サイズ調整 */
.point-image img {
  width: 100%;
  height: auto;
  max-width: 1000px; /* PC時の最大幅調整（任意） */
  margin: 1em auto;
}

@media screen and (max-width: 768px) {
  .point-table th,
  .point-table td {
    font-size: 0.85em;
    padding: 0.5em;
  }

}

/* 装飾アップ */
.campaign-lead {
  font-size: 1.1em;
  font-weight: bold;
  color: #333;
  margin: 0.5em 0 1em;
  line-height: 1.6;
}

.highlight-point {
  font-size: 1.6em;
  font-weight: bold;
  color: #e83e6f;
  display: inline-block;
  margin: 0.5em 0;
  line-height: 1.4;
}

.campaign-lead {
  font-size: 1.1em;
  font-weight: 600;
  line-height: 1.6;
}

.campaign-detail {
  font-size: 1em;
  line-height: 1.8;
  color: #444;
}

.recommend-items {
  max-width: 1000px;
  margin: 60px auto;
  padding: 0 10px;
  text-align: center;
}

.recommend-title {
  font-size: 2rem;
  margin-bottom: 20px;
  color: #007fa8;
}

.recommend-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.recommend-card {
  background: #f8fafd;
  border: 1px solid #dceef4;
  border-radius: 10px;
  padding: 8px;
  text-decoration: none;
  color: #333;
  transition: box-shadow 0.3s;
}

.recommend-card:hover {
  box-shadow: 0 4px 12px rgba(0, 127, 168, 0.15);
}

.recommend-card img {
  width: 100%;
}

.item-name {
  font-weight: bold;
  font-size: 0.9rem;
}

.item-price {
  font-size: 0.9rem;
  font-weight: bold;
  color: #ff0404;
}

/* SP：2カラムに切り替え */
@media screen and (max-width: 768px) {
  .recommend-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .recommend-title {
    font-size: 1.5rem;
  }
}


.feature-links {
  max-width: 1000px;
  margin: 3em auto;
  text-align: center;
}

.banner-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5em;
  margin-top: 1em;
}

.banner-list img {
  max-width: 420px;
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.cta {
  text-align: center;
  margin: 3em 0;
}

.cta-btn {
  background-color: #61d5fc;
  color: #fff;
  padding: 0.8em 2em;
  font-size: 1.5rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 50px;
  transition: background-color 0.3s ease;
}

.cta-btn:hover {
  background-color: #005f7a;
}

.footer {
  text-align: center;
  padding: 2em 0;
  font-size: 0.9em;
  background-color: #eef9fc;
  color: #666;
}

@media screen and (max-width: 600px) {
  .main-title h1 {
    font-size: 1.6rem;
  }
  .campaign-index li {
    font-size: 0.95rem;
  }
}

.campaign-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  padding: 1em;
}

.menu-card {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border-radius: 8px;
  padding: 0.8em 1em;
  text-decoration: none;
  color: #007fa8;
  font-weight: bold;
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.menu-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.menu-number {
  background: #007fa8;
  color: #fff;
  font-size: 0.9em;
  padding: 4px 8px;
  border-radius: 4px;
}

.menu-text {
  font-size: 0.95em;
}

@media screen and (max-width: 768px) {
  .menu-card {
    flex: 1 1 calc(50% - 12px);
    justify-content: center;
  }
}

/* ふわっとアニメーション */
.campaign-index,
#cp1, #cp2, #cp3, #cp4 {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

/* 表示時 */
.show {
  opacity: 1;
  transform: translateY(0);
}

/* アニメ苦手な人に配慮（任意） */
@media (prefers-reduced-motion: reduce) {
  .campaign-index,
  #cp1, #cp2, #cp3, #cp4 {
    transition: none;
    transform: none;
    opacity: 1;
  }
}


.campaign-index.show,
#cp1.show, #cp2.show, #cp3.show, #cp4.show {
  opacity: 1;
  transform: translateY(0);
}