/*
Theme Name: Nandakke Child Theme
Description: あれ？なんだっけ？サイト用SWELLカスタマイズテーマ
Template: swell
Version: 1.0.0
*/

@import url("../swell/style.css");

/* ===== カスタムカラーパレット ===== */
:root {
  --primary-color: #FF6B6B;
  --secondary-color: #4ECDC4;
  --accent-color: #45B7D1;
  --text-color: #2C3E50;
  --text-light: #7F8C8D;
  --bg-color: #FFFFFF;
  --light-bg: #F8F9FA;
  --border-color: #E9ECEF;
  --shadow-color: rgba(0, 0, 0, 0.1);
  --success-color: #2ECC71;
  --warning-color: #F39C12;
  --error-color: #E74C3C;
}

/* ===== SWELLカラー設定上書き ===== */
.swell-theme {
  --swl-color-primary: var(--primary-color);
  --swl-color-secondary: var(--secondary-color);
  --swl-color-accent: var(--accent-color);
  --swl-color-text: var(--text-color);
  --swl-color-bg: var(--bg-color);
}

/* ===== ヘッダーカスタマイズ ===== */
.l-header {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  box-shadow: 0 4px 20px var(--shadow-color);
}

.l-header__inner {
  padding: 1rem 0;
}

.c-headLogo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.c-headLogo::before {
  content: "？";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border-radius: 50%;
  font-size: 1.5rem;
  font-weight: bold;
}

.c-headLogo a {
  color: white !important;
  font-weight: bold;
  font-size: 1.5rem;
  text-decoration: none;
}

/* ===== 検索ボックス強化 ===== */
.p-searchBox {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 30px;
  padding: 0.5rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
}

.p-searchBox__input {
  border: none;
  background: transparent;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border-radius: 25px;
}

.p-searchBox__input::placeholder {
  color: var(--text-light);
  font-style: italic;
}

.p-searchBox__btn {
  background: var(--primary-color);
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: all 0.3s ease;
}

.p-searchBox__btn:hover {
  background: var(--accent-color);
  transform: scale(1.05);
}

/* ===== ナビゲーションメニュー ===== */
.c-gnav {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 25px;
  padding: 0.5rem;
}

.c-gnav__list {
  display: flex;
  gap: 0.5rem;
}

.c-gnav__item a {
  color: white !important;
  padding: 0.75rem 1.5rem;
  border-radius: 20px;
  transition: all 0.3s ease;
  font-weight: 500;
}

.c-gnav__item a:hover,
.c-gnav__item.is-current a {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

/* ===== ヒーローセクション ===== */
.nandakke-hero {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  padding: 4rem 0;
  text-align: center;
  margin-bottom: 3rem;
  border-radius: 20px;
  position: relative;
  overflow: hidden;
}

.nandakke-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
  animation: float 20s infinite linear;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0px); }
}

.nandakke-hero h1 {
  font-size: 3rem;
  font-weight: bold;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.nandakke-hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
  position: relative;
  z-index: 1;
}

.nandakke-hero .p-searchBox {
  max-width: 500px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* ===== カテゴリカード ===== */
.nandakke-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin: 3rem 0;
}

.nandakke-category-card {
  background: white;
  border-radius: 15px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 8px 25px var(--shadow-color);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.nandakke-category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.nandakke-category-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px var(--shadow-color);
}

.nandakke-category-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.nandakke-category-name {
  font-size: 1.25rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.nandakke-category-count {
  color: var(--text-light);
  font-size: 0.9rem;
}

.nandakke-category-count::before {
  content: "📄 ";
}

/* ===== 記事カード強化 ===== */
.c-postCard {
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 8px 25px var(--shadow-color);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
  background: white;
}

.c-postCard:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px var(--shadow-color);
}

.c-postCard__thumb {
  position: relative;
  overflow: hidden;
}

.c-postCard__thumb img {
  transition: transform 0.3s ease;
}

.c-postCard:hover .c-postCard__thumb img {
  transform: scale(1.05);
}

.c-postCard__thumb::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 70%, rgba(255, 107, 107, 0.1));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.c-postCard:hover .c-postCard__thumb::after {
  opacity: 1;
}

.c-postCard__body {
  padding: 1.5rem;
}

.c-postCard__title {
  font-size: 1.1rem;
  font-weight: bold;
  line-height: 1.4;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.c-postCard__title a:hover {
  color: var(--primary-color);
}

.c-postCard__excerpt {
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.c-postCard__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-light);
}

/* ===== 解決マーク ===== */
.nandakke-solved {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--success-color);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
}

.nandakke-solved::before {
  content: "✅";
}

/* ===== 人気記事ランキング ===== */
.nandakke-ranking {
  background: white;
  border-radius: 15px;
  padding: 1.5rem;
  box-shadow: 0 8px 25px var(--shadow-color);
}

.nandakke-ranking h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-color);
}

.nandakke-ranking h3::before {
  content: "🔥";
  font-size: 1.5rem;
}

.nandakke-ranking-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
}

.nandakke-ranking-item:last-child {
  border-bottom: none;
}

.nandakke-ranking-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  font-weight: bold;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.nandakke-ranking-number.top-3 {
  background: linear-gradient(135deg, #FFD700, #FFA500);
}

.nandakke-ranking-content {
  flex: 1;
}

.nandakke-ranking-title {
  font-weight: 500;
  line-height: 1.4;
  margin-bottom: 0.25rem;
}

.nandakke-ranking-title a {
  color: var(--text-color);
  text-decoration: none;
}

.nandakke-ranking-title a:hover {
  color: var(--primary-color);
}

.nandakke-ranking-meta {
  font-size: 0.8rem;
  color: var(--text-light);
}

/* ===== FAQ セクション ===== */
.nandakke-faq {
  background: var(--light-bg);
  border-radius: 15px;
  padding: 2rem;
  margin: 3rem 0;
}

.nandakke-faq h3 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--text-color);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.nandakke-faq h3::before {
  content: "❓";
  font-size: 1.5rem;
}

.nandakke-faq-item {
  background: white;
  border-radius: 10px;
  margin-bottom: 1rem;
  overflow: hidden;
  box-shadow: 0 4px 15px var(--shadow-color);
}

.nandakke-faq-question {
  padding: 1rem 1.5rem;
  background: var(--primary-color);
  color: white;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nandakke-faq-question::after {
  content: "▼";
  transition: transform 0.3s ease;
}

.nandakke-faq-question.active::after {
  transform: rotate(180deg);
}

.nandakke-faq-answer {
  padding: 1.5rem;
  color: var(--text-color);
  line-height: 1.6;
  display: none;
}

.nandakke-faq-answer.active {
  display: block;
}

/* ===== サイドバー強化 ===== */
.l-sidebar .c-widget {
  background: white;
  border-radius: 15px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 8px 25px var(--shadow-color);
  border: 1px solid var(--border-color);
}

.l-sidebar .c-widget__title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--primary-color);
  color: var(--text-color);
  font-weight: bold;
}

/* ===== フッター ===== */
.l-footer {
  background: var(--text-color);
  color: white;
  padding: 3rem 0 1rem;
}

.l-footer a {
  color: #BDC3C7;
  transition: color 0.3s ease;
}

.l-footer a:hover {
  color: var(--primary-color);
}

/* ===== レスポンシブ対応 ===== */
@media (max-width: 768px) {
  .nandakke-hero h1 {
    font-size: 2rem;
  }
  
  .nandakke-hero p {
    font-size: 1rem;
  }
  
  .nandakke-categories {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  
  .nandakke-category-card {
    padding: 1.5rem;
  }
  
  .c-gnav__list {
    flex-direction: column;
    gap: 0.25rem;
  }
  
  .nandakke-ranking-item {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
  }
}

/* ===== アニメーション ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* ===== カスタムボタン ===== */
.nandakke-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  border-radius: 25px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.nandakke-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
  color: white;
}

.nandakke-btn::after {
  content: "→";
  transition: transform 0.3s ease;
}

.nandakke-btn:hover::after {
  transform: translateX(3px);
}