@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;700&family=Noto+Sans+JP:wght@400;500;700&display=swap');

/* ===== リセット・変数 ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-main:   #f5e6d3;
  --color-sub:    #f8c8c1;
  --color-accent: #b8867a;
  --color-text:   #333333;
  --color-bg:     #fafafa;
  --color-border: #e0d0c8;
  --font-title:   'Noto Serif JP', serif;
  --font-body:    'Noto Sans JP', sans-serif;
}

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.9;
  color: var(--color-text);
  background-color: var(--color-bg);
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-accent);
}

/* ===== ヘッダー ===== */
header {
  background-color: var(--color-main);
  border-bottom: 2px solid var(--color-accent);
  padding: 1.5rem 1rem;
  text-align: center;
}

.site-title {
  font-family: var(--font-title);
  font-size: 2rem;
  color: var(--color-accent);
  letter-spacing: 0.12em;
  text-decoration: none;
  display: inline-block;
}

.site-tagline {
  font-size: 0.82rem;
  color: #999;
  margin-top: 0.3rem;
  letter-spacing: 0.06em;
}

/* ===== ナビゲーション ===== */
nav {
  background-color: var(--color-accent);
  overflow-x: auto;
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  justify-content: center;
}

nav ul li a {
  display: block;
  padding: 0.65rem 0.85rem;
  color: white;
  text-decoration: none;
  font-size: 0.82rem;
  white-space: nowrap;
}

nav ul li a:hover {
  background-color: rgba(255,255,255,0.18);
}

/* ===== メインコンテンツ ===== */
main {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1.2rem;
}

/* ===== セクションタイトル ===== */
.section-title {
  font-family: var(--font-title);
  font-size: 1.15rem;
  color: var(--color-text);
  border-bottom: 2px solid var(--color-sub);
  padding-bottom: 0.4rem;
  margin: 2.5rem 0 1.2rem;
}

/* ===== 運営者紹介（トップページ） ===== */
.profile-intro {
  background-color: white;
  border-radius: 12px;
  padding: 1.4rem;
  margin: 1.5rem 0 2rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.profile-intro-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-sub);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}

.profile-intro-text h2 {
  font-family: var(--font-title);
  font-size: 0.95rem;
  color: var(--color-accent);
  margin-bottom: 0.3rem;
}

.profile-intro-text p {
  font-size: 0.88rem;
  line-height: 1.75;
  color: #555;
}

/* ===== 記事カード ===== */
.article-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.article-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  transition: box-shadow 0.2s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.article-card:hover {
  box-shadow: 0 4px 18px rgba(0,0,0,0.11);
}

.article-card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
}

.article-card-body {
  padding: 1.1rem 1.2rem;
}

.article-category {
  display: inline-block;
  background-color: var(--color-sub);
  color: var(--color-accent);
  font-size: 0.72rem;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.article-card-title {
  font-family: var(--font-title);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.article-meta {
  font-size: 0.78rem;
  color: #aaa;
}

/* ===== 記事ページ ===== */
.article-header {
  margin-bottom: 1.5rem;
}

.article-category-label {
  display: inline-block;
  background-color: var(--color-sub);
  color: var(--color-accent);
  font-size: 0.78rem;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 0.8rem;
  font-weight: 500;
}

.article-title {
  font-family: var(--font-title);
  font-size: 1.55rem;
  line-height: 1.55;
  color: var(--color-text);
  margin: 0.5rem 0 1rem;
}

.article-eyecatch {
  width: 100%;
  border-radius: 8px;
  margin: 0.5rem 0 1.5rem;
}

.article-meta-bar {
  font-size: 0.8rem;
  color: #aaa;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

/* ===== 記事本文 ===== */
.article-body {
  font-size: 1rem;
}

.article-body h2 {
  font-family: var(--font-title);
  font-size: 1.25rem;
  color: white;
  background-color: var(--color-accent);
  padding: 0.6rem 1rem;
  border-radius: 6px;
  margin: 3rem 0 1.2rem;
}

.article-body h3 {
  font-family: var(--font-title);
  font-size: 1.05rem;
  color: var(--color-accent);
  padding: 0.4rem 0.75rem;
  border-left: 4px solid var(--color-sub);
  margin: 2rem 0 0.8rem;
}

.article-body p {
  margin-bottom: 1.3rem;
}

.article-body ul,
.article-body ol {
  margin: 0.8rem 0 1.3rem 1.6rem;
}

.article-body li {
  margin-bottom: 0.4rem;
}

.article-body strong {
  color: var(--color-accent);
}

/* リード文ボックス */
.lead-box {
  background-color: #fff8f5;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.4rem 1.5rem;
  margin: 1.2rem 0 2rem;
  line-height: 2.1;
  font-size: 1rem;
}

/* 「この記事でわかること」ボックス */
.summary-box {
  background-color: var(--color-main);
  border-radius: 8px;
  padding: 1.2rem 1.5rem;
  margin: 1.5rem 0 2rem;
}

.summary-box h4 {
  font-family: var(--font-title);
  color: var(--color-accent);
  font-size: 0.95rem;
  margin-bottom: 0.7rem;
}

.summary-box ul {
  margin: 0;
  padding-left: 1.3rem;
  font-size: 0.95rem;
}

/* まとめボックス */
.matome-box {
  background-color: white;
  border: 2px solid var(--color-sub);
  border-radius: 10px;
  padding: 1.4rem 1.5rem;
  margin: 2rem 0;
}

.matome-box h3 {
  font-family: var(--font-title);
  color: var(--color-accent);
  font-size: 1rem;
  border: none;
  padding: 0;
  margin: 0 0 0.8rem;
}

/* 画像プレースホルダー */
.img-placeholder {
  background-color: #f5eeeb;
  border: 2px dashed var(--color-border);
  border-radius: 8px;
  padding: 2.5rem 1rem;
  text-align: center;
  color: #bbb;
  font-size: 0.82rem;
  margin: 1.5rem 0;
  line-height: 1.8;
}

/* アフィリエイトプレースホルダー */
.affiliate-placeholder {
  background-color: #f5f5f5;
  border-radius: 8px;
  padding: 0.7rem 1rem;
  text-align: center;
  font-size: 0.78rem;
  color: #bbb;
  margin: 1rem 0 1.5rem;
}

/* ===== ボタン ===== */
.btn {
  display: inline-block;
  background-color: var(--color-accent);
  color: white;
  padding: 0.9rem 2.2rem;
  border-radius: 10px;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  transition: background-color 0.2s, transform 0.1s;
}

.btn:hover {
  background-color: #a37569;
  transform: translateY(-2px);
  color: white;
}

.btn-center {
  text-align: center;
  margin: 2.5rem 0;
}

/* ===== お問い合わせページ ===== */
.contact-wrap {
  background-color: white;
  border-radius: 12px;
  padding: 2rem 1.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  max-width: 560px;
  margin: 2rem auto;
  text-align: center;
}

.contact-wrap p {
  line-height: 2;
  margin-bottom: 2rem;
}

/* ===== プロフィールページ ===== */
.profile-card {
  background: white;
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  margin-bottom: 2rem;
}

.profile-card h2 {
  font-family: var(--font-title);
  color: var(--color-accent);
  font-size: 1.1rem;
  margin-bottom: 0.8rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--color-border);
}

/* ===== プライバシーポリシー ===== */
.policy-body h2 {
  font-family: var(--font-title);
  font-size: 1.1rem;
  color: var(--color-accent);
  border-left: 4px solid var(--color-accent);
  padding: 0.4rem 0.75rem;
  margin: 2.5rem 0 1rem;
}

.policy-body p {
  margin-bottom: 1.2rem;
}

.policy-body ul {
  margin: 0.5rem 0 1.2rem 1.5rem;
}

/* ===== フッター ===== */
footer {
  background-color: var(--color-accent);
  color: white;
  text-align: center;
  padding: 2rem 1rem;
  margin-top: 4rem;
}

.footer-links {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: rgba(255,255,255,0.88);
  text-decoration: none;
  margin: 0 0.8rem;
  font-size: 0.85rem;
}

.footer-links a:hover {
  text-decoration: underline;
  color: white;
}

.footer-copy {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.65);
}

/* ===== ページタイトル（記事以外） ===== */
.page-title {
  font-family: var(--font-title);
  font-size: 1.5rem;
  color: var(--color-accent);
  border-bottom: 2px solid var(--color-sub);
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
}

/* ===== レスポンシブ ===== */
@media (min-width: 600px) {
  .article-title {
    font-size: 1.85rem;
  }

  .article-body h2 {
    font-size: 1.35rem;
  }

  .article-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

@media (min-width: 900px) {
  body {
    font-size: 18px;
  }

  main {
    padding: 3rem 2rem;
  }

  .site-title {
    font-size: 2.5rem;
  }

  .article-title {
    font-size: 2rem;
  }

  .article-body h2 {
    font-size: 1.4rem;
  }

  .article-list {
    grid-template-columns: repeat(3, 1fr);
  }
}