@charset "UTF-8";
/*
    Template: swell
    Theme Name: SWELL CHILD
    Theme URI: https://swell-theme.com/
    Description: SWELLの子テーマ
    Version: 1.0.0
    Author: LOOS WEB STUDIO
    Author URI: https://loos-web-studio.com/

    License: GNU General Public License
    License URI: http://www.gnu.org/licenses/gpl.html
*/

/* =========================================================================
   swim-practice.mobi — SWELL Custom CSS v1.0
   水泳の練習方法 / Designed by Claude Designer Agent
   Aesthetic: "Underwater Light" — 泡沫 × 水色ワンポイント × 游明朝系

   貼り付け先: WP管理画面 → 外観 → カスタマイズ → 追加CSS
   依存: SWELL / SWELL CHILD
   ========================================================================= */


/* =========================================================================
   1. DESIGN TOKENS — CSS Variables
   ========================================================================= */
:root {
  /* Colors — 深海紺 × 水色 × 泡沫 */
  --swim-navy:     #0F4C81;
  --swim-navy-dk:  #0A3561;
  --swim-navy-lt:  #EAF2FB;
  --swim-aqua:     #29B6D4;
  --swim-aqua-dk:  #1A90AB;
  --swim-aqua-lt:  #E0F7FB;
  --swim-foam:     #F3F9FC;
  --swim-foam-w:   #FAFEFF;
  --swim-ink:      #1C2B3A;
  --swim-ink-lt:   #4A6070;
  --swim-ink-xl:   #8AA3B0;
  --swim-line:     #C8DDE9;

  /* Typography */
  --swim-serif: "Shippori Mincho", "YuMincho", "Yu Mincho", "游明朝体", "Hiragino Mincho ProN", serif;
  --swim-sans:  "Yu Gothic", "YuGothic", "游ゴシック", "Hiragino Sans", "メイリオ", sans-serif;

  /* Spacing (8px grid) */
  --sp-1: 4px;  --sp-2: 8px;  --sp-3: 12px; --sp-4: 16px;
  --sp-5: 24px; --sp-6: 32px; --sp-7: 48px; --sp-8: 64px;
  --sp-9: 96px; --sp-10: 128px;

  /* Motion */
  --ease-out-quart: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur-fast: 200ms;
  --dur-slow: 600ms;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(15, 76, 129, 0.06), 0 1px 2px rgba(15, 76, 129, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 76, 129, 0.09), 0 2px 4px rgba(15, 76, 129, 0.05);
  --shadow-lg: 0 8px 24px rgba(15, 76, 129, 0.12), 0 4px 8px rgba(15, 76, 129, 0.06);
  --shadow-aqua: 0 4px 16px rgba(41, 182, 212, 0.22);
}


/* =========================================================================
   2. GLOBAL BASE — 泡沫背景 + 游明朝系 + ベースリズム
   ========================================================================= */
body {
  background-color: var(--swim-foam);
  color: var(--swim-ink);
  font-family: var(--swim-sans);
  font-size: 16.5px;
  line-height: 1.95;
  letter-spacing: 0.03em;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt";
}

/* 見出しは游明朝系で統一 */
h1, h2, h3, h4, h5, h6,
.c-siteTitle, .p-postList__title, .c-postTitle {
  font-family: var(--swim-serif);
  font-feature-settings: "palt";
  letter-spacing: 0.04em;
  line-height: 1.6;
}

/* リンク基本 */
a {
  color: var(--swim-navy);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out-quart);
}
a:hover { color: var(--swim-aqua-dk); }

/* 選択色 */
::selection {
  background: var(--swim-aqua);
  color: #fff;
}

/* フォーカスリング */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--swim-aqua);
  outline-offset: 3px;
  border-radius: 2px;
}

/* アニメ抑制配慮 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}


/* =========================================================================
   3. HEADER — ロゴ + 水色の下線
   ========================================================================= */
.l-header {
  background: #fff;
  border-bottom: 2px solid var(--swim-aqua);
  box-shadow: 0 1px 8px rgba(15, 76, 129, 0.07);
}

.c-siteTitle a {
  color: var(--swim-navy) !important;
  font-family: var(--swim-serif);
  font-weight: 500;
  letter-spacing: 0.06em;
  border-bottom: none;
  padding: 0;
}

.c-siteTitle a:hover { color: var(--swim-aqua-dk) !important; }

/* キャッチフレーズ */
.c-catchPhrase {
  color: var(--swim-ink-lt);
  font-size: 11px;
  letter-spacing: 0.12em;
}

/* グローバルナビ — ホバーで下線が中央から伸びる */
.c-gnav a {
  position: relative;
  font-family: var(--swim-sans);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--swim-ink);
  padding: 8px 4px;
}
.c-gnav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 0;
  height: 2px;
  background: var(--swim-aqua);
  transition: all var(--dur-fast) var(--ease-out-quart);
  transform: translateX(-50%);
}
.c-gnav a:hover::after,
.c-gnav .current-menu-item > a::after {
  width: 70%;
}


/* =========================================================================
   4. HERO (トップページ) — 泡沫ベース + 波紋マーク + Display見出し
   ========================================================================= */
.p-mainVisual {
  background: var(--swim-foam);
  position: relative;
  min-height: 460px;
}

/* トップページ専用ヒーロー（カスタムHTMLで挿入） */
.swim-hero {
  text-align: center;
  padding: var(--sp-9) var(--sp-5);
  background: linear-gradient(160deg, #fff 0%, var(--swim-foam) 55%, var(--swim-navy-lt) 100%);
  position: relative;
  overflow: hidden;
}

/* 背景の薄い水平ラインテクスチャ */
.swim-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 39px,
    rgba(41, 182, 212, 0.05) 39px,
    rgba(41, 182, 212, 0.05) 40px
  );
  pointer-events: none;
}

/* 波紋マーク（同心円） */
.swim-hero__ripple {
  display: block;
  width: 20px;
  height: 20px;
  margin: 0 auto var(--sp-6);
  border-radius: 50%;
  background: var(--swim-aqua);
  box-shadow:
    0 0 0 6px #fff,
    0 0 0 9px var(--swim-aqua),
    0 0 0 15px #fff,
    0 0 0 17px rgba(41, 182, 212, 0.35);
  position: relative;
  z-index: 1;
}

.swim-hero__title {
  font-family: var(--swim-serif);
  font-size: 44px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--swim-ink);
  margin: 0 0 var(--sp-5);
  line-height: 1.5;
  position: relative;
  z-index: 1;
}

.swim-hero__sub {
  font-family: var(--swim-sans);
  font-size: 14px;
  color: var(--swim-ink-lt);
  letter-spacing: 0.12em;
  margin: 0 0 var(--sp-7);
  position: relative;
  z-index: 1;
  display: inline-block;
  padding: 0 var(--sp-6);
}
.swim-hero__sub::before,
.swim-hero__sub::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 32px;
  height: 1px;
  background: var(--swim-aqua);
}
.swim-hero__sub::before { left: -8px; }
.swim-hero__sub::after  { right: -8px; }

.swim-hero__btns {
  display: flex;
  justify-content: center;
  gap: var(--sp-4);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* ヒーローボタン */
.swim-hero__btn {
  display: inline-block;
  padding: 14px 32px;
  font-family: var(--swim-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  border: 1.5px solid var(--swim-navy);
  color: var(--swim-navy) !important;
  background: transparent;
  border-radius: 2px;
  transition: all var(--dur-fast) var(--ease-out-quart);
}
.swim-hero__btn:hover {
  background: var(--swim-navy);
  color: #fff !important;
}
.swim-hero__btn--primary {
  background: var(--swim-navy);
  border-color: var(--swim-navy);
  color: #fff !important;
}
.swim-hero__btn--primary:hover {
  background: var(--swim-navy-dk);
  border-color: var(--swim-navy-dk);
  box-shadow: var(--shadow-md);
}


/* =========================================================================
   5. SECTIONS (トップページ) — 中央H2 + 水色罫線
   ========================================================================= */
.swim-section {
  max-width: 1120px;
  margin: 0 auto;
  padding: var(--sp-9) var(--sp-5);
}

.swim-section__title {
  text-align: center;
  font-family: var(--swim-serif);
  font-size: 26px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--swim-ink);
  margin: 0 0 var(--sp-8);
  position: relative;
  padding: var(--sp-3) 0;
}
.swim-section__title::before,
.swim-section__title::after {
  content: "";
  display: block;
  width: 48px;
  height: 2px;
  background: var(--swim-aqua);
  margin: var(--sp-3) auto;
  border-radius: 1px;
}

.swim-section__lead {
  max-width: 640px;
  margin: 0 auto var(--sp-8);
  text-align: center;
  color: var(--swim-ink-lt);
  font-size: 15px;
  line-height: 2.0;
}

/* このサイトについて */
.swim-about {
  text-align: center;
  padding: var(--sp-9) var(--sp-5);
  background: #fff;
  border-top: 1px solid var(--swim-line);
  border-bottom: 1px solid var(--swim-line);
}
.swim-about p {
  max-width: 560px;
  margin: 0 auto var(--sp-4);
  font-family: var(--swim-serif);
  font-size: 18px;
  line-height: 2.1;
  color: var(--swim-ink);
}
.swim-about__sign {
  display: inline-block;
  margin-top: var(--sp-5);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--swim-ink-lt);
  padding: 0 var(--sp-5);
  position: relative;
}
.swim-about__sign::before,
.swim-about__sign::after {
  content: "──";
  color: var(--swim-aqua);
  margin: 0 var(--sp-2);
}


/* =========================================================================
   6. CATEGORY ICON CARDS — 泳法ナビ（トップ用6枚グリッド）
   ========================================================================= */
.swim-catGrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
  max-width: 960px;
  margin: 0 auto;
}

.swim-catCard {
  background: #fff;
  border: 1px solid var(--swim-line);
  border-radius: 4px;
  padding: var(--sp-6) var(--sp-5);
  text-align: center;
  text-decoration: none;
  color: var(--swim-ink) !important;
  transition: all var(--dur-fast) var(--ease-out-quart);
  display: block;
  position: relative;
  overflow: hidden;
}

/* 上部アクセントライン */
.swim-catCard::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--swim-navy), var(--swim-aqua));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease-out-quart);
}

.swim-catCard:hover::before { transform: scaleX(1); }

/* 波紋アイコン */
.swim-catCard__icon {
  display: block;
  width: 36px;
  height: 36px;
  margin: 0 auto var(--sp-4);
  border-radius: 50%;
  background: var(--swim-aqua-lt);
  border: 2px solid var(--swim-aqua);
  position: relative;
}
.swim-catCard__icon::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  border: 1.5px solid var(--swim-aqua);
  opacity: 0.5;
}

.swim-catCard:hover {
  border-color: var(--swim-aqua);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.swim-catCard__name {
  font-family: var(--swim-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--swim-navy);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: var(--sp-2);
}

.swim-catCard__count {
  font-size: 12px;
  color: var(--swim-ink-xl);
  letter-spacing: 0.12em;
}


/* =========================================================================
   7. ARTICLE CARDS — 人気記事 / カテゴリ記事カード共通
   ========================================================================= */
.swim-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.swim-card {
  background: #fff;
  border: 1px solid var(--swim-line);
  border-radius: 3px;
  padding: var(--sp-5);
  transition: all var(--dur-fast) var(--ease-out-quart);
  position: relative;
  text-decoration: none;
  color: var(--swim-ink) !important;
  display: block;
}

/* 波紋マーク */
.swim-card::before {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--swim-aqua);
  margin-bottom: var(--sp-3);
  box-shadow: 0 0 0 3px #fff, 0 0 0 4px var(--swim-aqua);
  flex-shrink: 0;
}

.swim-card:hover {
  border-color: var(--swim-aqua);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.swim-card__title {
  font-family: var(--swim-serif);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--swim-ink);
  margin: 0 0 var(--sp-3);
  letter-spacing: 0.03em;
}

.swim-card__excerpt {
  font-size: 13px;
  color: var(--swim-ink-lt);
  line-height: 1.8;
  margin: 0 0 var(--sp-4);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.swim-card__meta {
  font-size: 11px;
  color: var(--swim-ink-xl);
  letter-spacing: 0.1em;
  padding-top: var(--sp-3);
  border-top: 1px solid var(--swim-line);
}

.swim-card__cat {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--swim-aqua-dk) !important;
  background: var(--swim-aqua-lt);
  padding: 2px 8px;
  border-radius: 2px;
  margin-bottom: var(--sp-3);
  text-decoration: none !important;
}


/* =========================================================================
   8. CONCERN SECTION — 「こんな悩みありませんか？」共感セクション
   ========================================================================= */
.swim-concern {
  background: var(--swim-navy);
  padding: var(--sp-9) var(--sp-5);
  position: relative;
  overflow: hidden;
}

/* 背景の光の筋 */
.swim-concern::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 200%;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(41, 182, 212, 0.06) 50%,
    transparent 60%
  );
  pointer-events: none;
}

.swim-concern__inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.swim-concern__title {
  font-family: var(--swim-serif);
  font-size: 24px;
  font-weight: 500;
  color: #fff;
  letter-spacing: 0.1em;
  margin: 0 0 var(--sp-7);
  position: relative;
}
.swim-concern__title::after {
  content: "";
  display: block;
  width: 40px;
  height: 2px;
  background: var(--swim-aqua);
  margin: var(--sp-4) auto 0;
  border-radius: 1px;
}

.swim-concern__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-3);
  text-align: left;
}

.swim-concern__item {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(41, 182, 212, 0.25);
  border-radius: 3px;
  padding: var(--sp-4) var(--sp-5);
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
  line-height: 1.6;
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
}
.swim-concern__item::before {
  content: "✓";
  color: var(--swim-aqua);
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
  margin-top: 1px;
}


/* =========================================================================
   9. POST CONTENT — H2 / H3 見出しスタイル（記事内）
   ========================================================================= */

/* H2: 左6px紺ボーダー + 下2px水色 + 淡青グラデ背景 */
.post_content h2 {
  font-family: var(--swim-serif) !important;
  color: var(--swim-ink) !important;
  border-left: 6px solid var(--swim-navy) !important;
  border-bottom: 2px solid var(--swim-aqua) !important;
  background: linear-gradient(90deg, var(--swim-navy-lt) 0%, #fff 100%) !important;
  padding: 13px 18px !important;
  margin: 52px 0 26px !important;
  font-size: 22px !important;
  font-weight: 600 !important;
  letter-spacing: 0.04em !important;
  line-height: 1.55 !important;
  border-radius: 0 2px 2px 0 !important;
}

/* H3: 左4px水色ボーダー + 薄いアンダーライン */
.post_content h3 {
  font-family: var(--swim-serif) !important;
  color: var(--swim-ink) !important;
  border-left: 4px solid var(--swim-aqua) !important;
  border-bottom: 1px solid var(--swim-line) !important;
  padding: 6px 0 10px 16px !important;
  margin: 36px 0 18px !important;
  background: transparent !important;
  font-size: 18px !important;
  font-weight: 600 !important;
  letter-spacing: 0.03em !important;
  line-height: 1.6 !important;
}

/* H4: 水色テキスト + 細い左線 */
.post_content h4 {
  font-family: var(--swim-serif) !important;
  color: var(--swim-navy) !important;
  padding-left: 12px !important;
  border-left: 3px solid var(--swim-aqua) !important;
  margin: 28px 0 14px !important;
  font-size: 16px !important;
  font-weight: 600 !important;
}

/* 本文リンク */
.post_content a:not(.swim-cta__btn):not(.swim-promoCard__btn):not(.swim-card):not(.swim-catCard) {
  color: var(--swim-navy) !important;
  text-decoration: underline !important;
  text-decoration-color: rgba(15, 76, 129, 0.3) !important;
  text-underline-offset: 3px;
  transition: all var(--dur-fast);
}
.post_content a:not(.swim-cta__btn):not(.swim-promoCard__btn):not(.swim-card):not(.swim-catCard):hover {
  color: var(--swim-aqua-dk) !important;
  text-decoration-color: var(--swim-aqua-dk) !important;
}

/* blockquote */
.post_content blockquote {
  border-left: 4px solid var(--swim-aqua) !important;
  background: var(--swim-aqua-lt) !important;
  padding: var(--sp-5) var(--sp-6) !important;
  margin: var(--sp-6) 0 !important;
  color: var(--swim-ink-lt) !important;
  font-size: 15px !important;
  line-height: 1.9 !important;
}

/* strongにアクセント */
.post_content strong {
  color: var(--swim-navy);
  font-weight: 700;
  border-bottom: 1.5px solid var(--swim-aqua);
}

/* POINTボックス */
.swim-point {
  background: var(--swim-navy-lt);
  border: 1px solid var(--swim-aqua);
  border-left: 5px solid var(--swim-aqua);
  border-radius: 0 4px 4px 0;
  padding: var(--sp-5) var(--sp-6);
  margin: var(--sp-6) 0;
  position: relative;
}
.swim-point::before {
  content: "POINT";
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--swim-aqua-dk);
  margin-bottom: var(--sp-2);
}

/* WARNINGボックス */
.swim-warn {
  background: #FFF8E1;
  border: 1px solid #F59E0B;
  border-left: 5px solid #F59E0B;
  border-radius: 0 4px 4px 0;
  padding: var(--sp-5) var(--sp-6);
  margin: var(--sp-6) 0;
}
.swim-warn::before {
  content: "注意";
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: #B45309;
  margin-bottom: var(--sp-2);
}

/* 段落区切り装飾 */
.swim-divider {
  text-align: center;
  color: var(--swim-aqua);
  letter-spacing: 0.5em;
  margin: var(--sp-7) 0;
  font-size: 14px;
  opacity: 0.6;
}
.swim-divider::before { content: "〜 〜 〜"; }


/* =========================================================================
   10. CTA BLOCK — 記事内・末尾のアフィリエイトCTA
   ========================================================================= */
.swim-cta {
  background: linear-gradient(135deg, var(--swim-navy) 0%, #1A6DAA 50%, var(--swim-navy-dk) 100%);
  border-radius: 6px;
  padding: var(--sp-7) var(--sp-8);
  margin: var(--sp-8) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* 光の筋装飾 */
.swim-cta::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -10%;
  width: 50%;
  height: 160%;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(255, 255, 255, 0.05) 50%,
    transparent 60%
  );
  pointer-events: none;
}

/* 水面の反射ライン */
.swim-cta::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--swim-aqua), transparent);
}

.swim-cta__badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--swim-aqua);
  border: 1px solid var(--swim-aqua);
  padding: 3px 12px;
  border-radius: 2px;
  margin-bottom: var(--sp-5);
  position: relative;
  z-index: 1;
}

.swim-cta__title {
  font-family: var(--swim-serif);
  font-size: 22px;
  font-weight: 500;
  color: #fff;
  line-height: 1.65;
  letter-spacing: 0.06em;
  margin: 0 0 var(--sp-4);
  position: relative;
  z-index: 1;
}

.swim-cta__sub {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.8;
  margin: 0 0 var(--sp-6);
  position: relative;
  z-index: 1;
}

.swim-cta__btn {
  display: inline-block;
  background: var(--swim-aqua);
  color: #fff !important;
  font-family: var(--swim-sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 16px 40px;
  border-radius: 3px;
  text-decoration: none !important;
  transition: all var(--dur-fast) var(--ease-out-quart);
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 16px rgba(41, 182, 212, 0.4);
}
.swim-cta__btn:hover {
  background: var(--swim-aqua-dk);
  transform: translateY(-2px);
  box-shadow: var(--swim-aqua) 0 6px 20px;
}

.swim-cta__note {
  display: block;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.5);
  margin-top: var(--sp-3);
  letter-spacing: 0.06em;
  position: relative;
  z-index: 1;
}

/* サイドバー用コンパクトCTA */
.swim-cta--compact {
  padding: var(--sp-5) var(--sp-5);
}
.swim-cta--compact .swim-cta__title {
  font-size: 17px;
}
.swim-cta--compact .swim-cta__btn {
  padding: 12px 24px;
  font-size: 13px;
  display: block;
  width: 100%;
  text-align: center;
}


/* =========================================================================
   11. ARCHIVE / CATEGORY PAGE — SWELLデフォルト上書き
   ========================================================================= */

/* カテゴリページタイトル */
body.archive .c-pageTitle,
body.search .c-pageTitle {
  font-family: var(--swim-serif) !important;
  text-align: center;
  padding: 52px 24px 32px;
  border-bottom: 2px solid var(--swim-aqua);
  margin: 0 0 36px !important;
  background: linear-gradient(160deg, #fff 0%, var(--swim-foam) 100%);
}

body.archive .c-pageTitle::before {
  content: "CATEGORY";
  display: block;
  font-family: var(--swim-sans);
  font-size: 10px;
  color: var(--swim-aqua);
  letter-spacing: 0.3em;
  font-weight: 700;
  margin: 0 0 14px;
}

/* カテゴリ説明のアクセント記号 */
body.archive .c-pageTitle::after {
  content: "≋";
  display: block;
  font-size: 20px;
  color: var(--swim-aqua);
  margin: 8px 0 0;
  opacity: 0.6;
}

body.archive .c-pageTitle__inner {
  font-size: 34px !important;
  color: var(--swim-navy) !important;
  letter-spacing: 0.08em;
  font-weight: 500;
  display: inline-block;
}

body.archive .c-pageTitle__subTitle {
  display: none !important;
}

/* デフォルトのアーカイブタイトル下線を無効化 */
body.archive .c-pageTitle[data-style="b_bottom"]::after {
  display: none !important;
}

/* カテゴリ説明エリア */
body.archive .p-termHead {
  max-width: 720px;
  margin: 0 auto 44px;
  padding: 26px 36px;
  background: #fff;
  border-left: 4px solid var(--swim-aqua);
  border-right: 4px solid var(--swim-aqua);
  border-top: none;
  border-bottom: 1px solid var(--swim-line);
}

body.archive .p-termHead__desc {
  font-size: 14px;
  line-height: 2;
  color: var(--swim-ink-lt);
  margin: 0;
  text-align: center;
}

/* パンくずリスト */
body.archive .p-breadcrumb,
.p-breadcrumb {
  max-width: 1120px;
  margin: 16px auto;
  padding: 0 24px;
  font-size: 12px;
  color: var(--swim-ink-xl);
}
.p-breadcrumb a {
  color: var(--swim-navy) !important;
  text-decoration: none !important;
}
.p-breadcrumb a:hover {
  color: var(--swim-aqua-dk) !important;
  text-decoration: underline !important;
}

/* カテゴリナビ（子カテゴリ） */
body.archive .c-categoryList__link {
  display: inline-block;
  padding: 7px 16px;
  margin: 4px;
  font-size: 13px;
  border: 1px solid var(--swim-line);
  color: var(--swim-ink) !important;
  background: #fff;
  text-decoration: none !important;
  letter-spacing: 0.04em;
  border-radius: 2px;
  transition: all var(--dur-fast);
}
body.archive .c-categoryList__link:hover {
  background: var(--swim-navy);
  color: #fff !important;
  border-color: var(--swim-navy);
}
body.archive .c-categoryList__link.-current {
  background: var(--swim-navy);
  color: #fff !important;
  border-color: var(--swim-navy);
}
body.archive .c-categoryList__separation { display: none; }

/* 記事カード（SWELLデフォルト上書き） */
body.archive .p-postList__link,
body.home .p-postList__link,
body.search .p-postList__link {
  border: 1px solid var(--swim-line) !important;
  border-radius: 3px !important;
  transition: all var(--dur-fast) var(--ease-out-quart) !important;
  background: #fff !important;
}
body.archive .p-postList__link:hover,
body.home .p-postList__link:hover,
body.search .p-postList__link:hover {
  border-color: var(--swim-aqua) !important;
  transform: translateY(-3px) !important;
  box-shadow: var(--shadow-md) !important;
}

body.archive .p-postList__title,
body.home .p-postList__title {
  font-family: var(--swim-serif) !important;
  color: var(--swim-ink) !important;
  font-weight: 500 !important;
  line-height: 1.6 !important;
}

body.archive .p-postList__meta,
body.home .p-postList__meta {
  font-size: 11px !important;
  color: var(--swim-ink-xl) !important;
  letter-spacing: 0.06em;
}

/* ページネーション */
.c-pagination__item,
.p-pagination__item {
  border: 1px solid var(--swim-line) !important;
  color: var(--swim-ink) !important;
  border-radius: 2px !important;
  transition: all var(--dur-fast);
}
.c-pagination__item:hover,
.p-pagination__item:hover {
  background: var(--swim-navy) !important;
  color: #fff !important;
  border-color: var(--swim-navy) !important;
}
.c-pagination__current,
.p-pagination__current {
  background: var(--swim-navy) !important;
  color: #fff !important;
  border-color: var(--swim-navy) !important;
}


/* =========================================================================
   12. SINGLE POST PAGE — 記事ページ固有スタイル
   ========================================================================= */

/* 記事タイトル */
body.single .c-pageTitle {
  font-family: var(--swim-serif) !important;
  color: var(--swim-ink) !important;
  padding-bottom: 18px !important;
  border-bottom: 2px solid var(--swim-aqua) !important;
}
body.single .c-pageTitle::after {
  background: none !important;
}

/* 記事メタ（日付・著者） */
body.single .p-postTitle__meta,
body.single .c-postTimes {
  color: var(--swim-ink-xl) !important;
  font-size: 12px !important;
  letter-spacing: 0.06em;
}

/* 目次（SWELL TOC）*/
.swell-block-toc {
  background: var(--swim-foam) !important;
  border: 1px solid var(--swim-line) !important;
  border-left: 4px solid var(--swim-navy) !important;
  border-radius: 3px !important;
}
.swell-block-toc__title {
  color: var(--swim-navy) !important;
  font-family: var(--swim-serif) !important;
}
.swell-block-toc a {
  color: var(--swim-navy) !important;
}
.swell-block-toc a:hover {
  color: var(--swim-aqua-dk) !important;
}
.swell-block-toc a.is-active {
  color: var(--swim-aqua-dk) !important;
  font-weight: 600;
}

/* 関連記事セクション */
.p-relatedPosts__title,
.c-relatedPosts__title {
  font-family: var(--swim-serif) !important;
  color: var(--swim-ink) !important;
  text-align: center;
  border-top: 1px solid var(--swim-line);
  border-bottom: 1px solid var(--swim-line);
  padding: 16px 0 !important;
  margin: 52px 0 28px !important;
  letter-spacing: 0.12em;
  font-size: 18px !important;
}

/* 著者情報 */
.p-authorBox {
  background: #fff !important;
  border: 1px solid var(--swim-line) !important;
  border-top: 3px solid var(--swim-navy) !important;
  border-radius: 3px !important;
  padding: var(--sp-6) !important;
  margin-top: var(--sp-8) !important;
}
.p-authorBox__name {
  color: var(--swim-navy) !important;
  font-family: var(--swim-serif) !important;
  font-weight: 600 !important;
}
.p-authorBox__desc {
  color: var(--swim-ink-lt) !important;
  font-size: 14px !important;
  line-height: 1.8 !important;
}


/* =========================================================================
   13. SIDEBAR — 簡潔なサイドバー
   ========================================================================= */
.l-sidebar .c-widget__title,
.l-sidebar .widget-title,
.l-sidebar h2 {
  font-family: var(--swim-serif) !important;
  color: var(--swim-ink) !important;
  border-left: 4px solid var(--swim-navy) !important;
  padding: 4px 0 4px 12px !important;
  font-size: 15px !important;
  margin: 0 0 16px !important;
  background: transparent !important;
}

.l-sidebar .c-widgetCategoryList__link,
.l-sidebar .c-widget a {
  color: var(--swim-ink) !important;
  text-decoration: none !important;
  transition: color var(--dur-fast);
  font-size: 14px !important;
}
.l-sidebar .c-widgetCategoryList__link:hover,
.l-sidebar .c-widget a:hover {
  color: var(--swim-aqua-dk) !important;
}

/* サイドバー検索ボックス */
.l-sidebar .c-searchBox input[type="text"] {
  border: 1px solid var(--swim-line) !important;
  border-radius: 3px 0 0 3px !important;
  font-size: 14px !important;
  padding: 8px 12px !important;
}
.l-sidebar .c-searchBox button {
  background: var(--swim-navy) !important;
  border-radius: 0 3px 3px 0 !important;
}


/* =========================================================================
   14. FOOTER — 紺背景 + カテゴリリンク + 運営者情報
   ========================================================================= */
.l-footer {
  background: var(--swim-navy) !important;
  color: rgba(255, 255, 255, 0.85) !important;
  padding-top: var(--sp-8) !important;
}

/* フッターロゴ・サイト名 */
.l-footer .c-siteTitle a {
  color: #fff !important;
  font-family: var(--swim-serif);
}

/* フッターナビ */
.l-footer a {
  color: rgba(255, 255, 255, 0.75) !important;
  text-decoration: none !important;
  font-size: 13px;
  transition: color var(--dur-fast);
}
.l-footer a:hover {
  color: var(--swim-aqua) !important;
}

/* フッターウィジェット見出し */
.l-footer .widget-title,
.l-footer .c-widget__title {
  font-family: var(--swim-serif) !important;
  color: #fff !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  letter-spacing: 0.1em;
  padding-bottom: var(--sp-3) !important;
  border-bottom: 1px solid rgba(41, 182, 212, 0.3) !important;
  margin-bottom: var(--sp-4) !important;
  background: transparent !important;
  border-left: none !important;
}

/* フッターコピーライト */
.l-footer__copyright {
  background: var(--swim-navy-dk) !important;
  color: rgba(255, 255, 255, 0.5) !important;
  font-size: 11px !important;
  letter-spacing: 0.1em;
  padding: var(--sp-4) var(--sp-5) !important;
  text-align: center !important;
  border-top: 1px solid rgba(41, 182, 212, 0.15) !important;
}

/* フッターのカテゴリリンクグリッド */
.swim-footerCats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-2);
  margin-bottom: var(--sp-6);
}
.swim-footerCats a {
  display: block;
  padding: var(--sp-2) var(--sp-3);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7) !important;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  text-align: center;
  transition: all var(--dur-fast);
  letter-spacing: 0.04em;
}
.swim-footerCats a:hover {
  background: rgba(41, 182, 212, 0.15);
  border-color: var(--swim-aqua);
  color: #fff !important;
}


/* =========================================================================
   15. BUTTONS — 汎用ボタンスタイル
   ========================================================================= */

/* プライマリボタン（紺） */
.swim-btn {
  display: inline-block;
  padding: 13px 32px;
  background: var(--swim-navy);
  color: #fff !important;
  font-family: var(--swim-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-decoration: none !important;
  border-radius: 3px;
  transition: all var(--dur-fast) var(--ease-out-quart);
  border: none;
  cursor: pointer;
}
.swim-btn:hover {
  background: var(--swim-navy-dk);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* アクセントボタン（水色） */
.swim-btn--aqua {
  background: var(--swim-aqua);
  box-shadow: var(--shadow-aqua);
}
.swim-btn--aqua:hover {
  background: var(--swim-aqua-dk);
}

/* アウトラインボタン */
.swim-btn--outline {
  background: transparent;
  border: 1.5px solid var(--swim-navy);
  color: var(--swim-navy) !important;
}
.swim-btn--outline:hover {
  background: var(--swim-navy);
  color: #fff !important;
}

/* SWELLのデフォルトボタン色上書き */
.swell-block-button__btn,
.wp-block-button__link {
  background: var(--swim-navy) !important;
  color: #fff !important;
  border-radius: 3px !important;
  letter-spacing: 0.08em !important;
  transition: all var(--dur-fast) var(--ease-out-quart) !important;
}
.swell-block-button__btn:hover,
.wp-block-button__link:hover {
  background: var(--swim-navy-dk) !important;
  transform: translateY(-1px) !important;
}

/* READ MORE リンク → ボタン化 */
.c-postList__moreLink,
.p-postList__readMore {
  display: inline-block;
  padding: 8px 20px;
  background: transparent;
  border: 1px solid var(--swim-navy);
  color: var(--swim-navy) !important;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  border-radius: 2px;
  text-decoration: none !important;
  transition: all var(--dur-fast);
}
.c-postList__moreLink:hover,
.p-postList__readMore:hover {
  background: var(--swim-navy);
  color: #fff !important;
}


/* =========================================================================
   16. RESPONSIVE — モバイル対応
   ========================================================================= */
@media (max-width: 599px) {

  /* Hero */
  .swim-hero {
    padding: 64px var(--sp-5) 56px;
  }
  .swim-hero__title {
    font-size: 28px;
    letter-spacing: 0.04em;
  }
  .swim-hero__btns {
    flex-direction: column;
    align-items: center;
    gap: var(--sp-3);
  }
  .swim-hero__btn {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }

  /* カテゴリグリッド → 2カラム */
  .swim-catGrid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-4);
  }

  /* 記事カード → 1カラム */
  .swim-cards {
    grid-template-columns: 1fr;
    gap: var(--sp-5);
  }

  /* 悩みリスト → 1カラム */
  .swim-concern__list {
    grid-template-columns: 1fr;
  }

  /* H2見出し */
  .post_content h2 {
    font-size: 19px !important;
    padding: 11px 14px !important;
    margin: 40px 0 20px !important;
  }
  .post_content h3 {
    font-size: 16px !important;
    padding: 5px 0 8px 12px !important;
    margin: 28px 0 14px !important;
  }

  /* CTA */
  .swim-cta {
    padding: var(--sp-6) var(--sp-5);
  }
  .swim-cta__title {
    font-size: 18px;
  }
  .swim-cta__btn {
    display: block;
    width: 100%;
    padding: 15px 24px;
  }

  /* フッターカテゴリ → 2カラム */
  .swim-footerCats {
    grid-template-columns: repeat(2, 1fr);
  }

  /* アーカイブタイトル */
  body.archive .c-pageTitle {
    padding: 36px 16px 24px;
  }
  body.archive .c-pageTitle__inner {
    font-size: 26px !important;
  }
  body.archive .p-termHead {
    padding: 18px 20px;
  }
}

/* タブレット: カテゴリグリッド→2カラム */
@media (min-width: 600px) and (max-width: 959px) {
  .swim-catGrid {
    grid-template-columns: repeat(3, 1fr);
  }
  .swim-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .swim-concern__list {
    grid-template-columns: repeat(2, 1fr);
  }
  .swim-hero__title {
    font-size: 34px;
  }
}


/* =========================================================================
   17. UTILITY — アクセシビリティ + 微調整
   ========================================================================= */

/* スキップリンク */
.swim-skip-link {
  position: absolute;
  top: -40px;
  left: 8px;
  background: var(--swim-navy);
  color: #fff;
  padding: 6px 12px;
  font-size: 13px;
  border-radius: 0 0 3px 3px;
  z-index: 9999;
  transition: top var(--dur-fast);
}
.swim-skip-link:focus {
  top: 0;
}

/* 記事本文最大幅を明示 */
.l-article__main {
  max-width: 720px;
}

/* SWELLのメインカラー上書き（カスタマイザーと競合する場合） */
.c-btn--primary,
.swell-block-button.-btn-style_fill .swell-block-button__btn {
  background: var(--swim-navy) !important;
}

/* ラベル（カテゴリバッジ） */
.c-catLabel,
.p-postList__cat {
  background: var(--swim-navy) !important;
  color: #fff !important;
  font-size: 10px !important;
  letter-spacing: 0.1em !important;
  border-radius: 2px !important;
  padding: 2px 8px !important;
}

/* アイキャッチなしカードのプレースホルダー改善 */
.p-postList__noImage,
.post_content .no_image {
  background: linear-gradient(135deg, var(--swim-navy-lt) 0%, var(--swim-aqua-lt) 100%) !important;
  border: none !important;
}

/* 検索ページ */
body.search .c-pageTitle__inner::before {
  content: "検索結果: ";
  font-size: 14px;
  color: var(--swim-ink-xl);
  display: block;
  letter-spacing: 0.08em;
}