/* ===================================================================
   poikatsu site - base stylesheet
   Mobile-first. Breakpoints: 600px(tablet), 1024px(desktop)
=================================================================== */

:root {
  /* Colors - ポイ活サイトになじみやすい配色(オレンジ×ゴールド) */
  --color-primary: #ff7a00;      /* メインカラー(お得感・エネルギッシュなオレンジ) */
  --color-primary-dark: #e56a00;
  --color-secondary: #ffc933;    /* ポイント/コインを想起させるゴールド */
  --color-navy: #1f3a5f;         /* 信頼感を出す紺(見出し・強調テキスト) */
  --color-accent: #2ec4b6;       /* サブアクセント(安心・安全訴求) */
  --color-bg: #fff8f0;           /* 温かみのあるクリーム背景 */
  --color-surface: #ffffff;
  --color-text: #2b2b2b;
  --color-text-light: #6b6b6b;
  --color-border: #f0e6dc;
  --color-danger: #e63946;       /* 期間限定など緊急性の訴求 */

  /* Layout */
  --header-height: 56px;
  --max-width: 1080px;
  --radius: 12px;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 4px 14px rgba(0, 0, 0, 0.1);

  /* Type */
  --font-base: -apple-system, BlinkMacSystemFont, "Hiragino Sans",
    "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 15px;
  padding-top: var(--header-height);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4 {
  line-height: 1.4;
  margin: 0 0 .6em;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
}

/* -------------------------------------------------------------
   Header
------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
}

.site-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-logo__img {
  height: 32px;
  width: auto;
  display: block;
}

/* Site search (header) */
.site-search {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-search--desktop {
  display: none;
}

.site-search__input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  background: var(--color-bg);
  color: var(--color-text);
  outline: none;
  transition: border-color .2s ease;
}

.site-search__input:focus {
  border-color: var(--color-primary);
}

.site-search__btn {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 13px;
  cursor: pointer;
}

.site-search__btn:hover {
  background: var(--color-primary-dark);
}

.site-search--mobile {
  padding: 12px 16px 4px;
}

/* Hamburger button (mobile) */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Nav (mobile: slide-down panel) */
.site-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  max-height: 0;
  overflow: hidden;
  transition: max-height .25s ease;
}

.site-nav.is-open {
  max-height: 70vh;
  overflow-y: auto;
}

.site-nav__list {
  padding: 8px 16px 16px;
}

.site-nav__list li + li {
  border-top: 1px solid var(--color-border);
}

.site-nav__list a {
  display: block;
  padding: 12px 4px;
  font-weight: 500;
}

/* Nav (mobile only): category shortcuts + site info links */
.site-nav__categories {
  padding: 4px 16px 16px;
  border-top: 8px solid var(--color-bg);
}

.site-nav__section-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text-light);
  margin: 12px 0 4px;
}

.site-nav__category-list li + li {
  border-top: 1px solid var(--color-border);
}

.site-nav__category-list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 4px;
  font-weight: 500;
}

.site-nav__cat-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  font-size: 16px;
}

.site-intro {
  padding-top: 20px;
  padding-bottom: 12px;
  text-align: left;
}

.site-intro p {
  max-width: 720px;
  margin: 0;
  color: var(--color-text-light);
  font-size: 13px;
  line-height: 1.8;
}

/* -------------------------------------------------------------
   Hero
------------------------------------------------------------- */
.hero {
  padding: 40px 0 32px;
  text-align: center;
  background: linear-gradient(160deg, #fff1d6 0%, #fff8f0 60%);
}

.hero h1 {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-navy);
}

.hero p {
  color: var(--color-text-light);
  font-size: 14px;
  margin: 0 auto;
  max-width: 32em;
}

/* -------------------------------------------------------------
   Sections / Cards
------------------------------------------------------------- */
.section {
  padding-top: 32px;
  padding-bottom: 32px;
}

.section-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--color-navy);
  border-left: 4px solid var(--color-primary);
  padding-left: 10px;
  margin-bottom: 16px;
}

.section-title--limited {
  border-left-color: var(--color-danger);
}

.category-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.category-icon {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  text-decoration: none;
  transition: box-shadow .2s ease, border-color .2s ease;
}

.category-icon:hover {
  box-shadow: var(--shadow);
  border-color: var(--color-primary);
}

.category-icon__circle {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--color-secondary), #ffb300);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.category-icon__label {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent);
}

.notice-box {
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  color: var(--color-text-light);
  font-size: 13px;
}

/* -------------------------------------------------------------
   Slider
------------------------------------------------------------- */
.slider {
  position: relative;
  overflow: hidden;
  touch-action: pan-y;
}

.slider__track {
  display: flex;
  transition: transform .4s ease;
}

.slider__slide {
  position: relative;
  flex: 0 0 100%;
  aspect-ratio: 2.5 / 1;
  overflow: hidden;
}

/* 実画像が読み込まれるまでの背景フォールバック(色はサンプル) */
.slider__slide--1 { background: linear-gradient(120deg, #ff7a00, #ff9a3c); }
.slider__slide--2 { background: linear-gradient(120deg, #1f3a5f, #33587f); }
.slider__slide--3 { background: linear-gradient(120deg, #e63946, #ff7a7a); }

.slider__link {
  position: absolute;
  inset: 0;
  display: flex;
  color: inherit;
  text-decoration: none;
}

.slider__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.slider__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0, 0, 0, .5) 0%, rgba(0, 0, 0, 0) 65%);
}

.slider__caption {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px 24px 24px;
  color: #fff;
}

.slider__caption h2 {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 6px;
}

.slider__caption p {
  font-size: 13px;
  opacity: .95;
}

.slider__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, .85);
  border: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  color: var(--color-navy);
  box-shadow: var(--shadow);
}

.slider__nav--prev { left: 10px; }
.slider__nav--next { right: 10px; }

.slider__dots {
  position: absolute;
  bottom: 10px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 6px;
}

.slider__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .55);
  border: none;
  padding: 0;
  cursor: pointer;
}

.slider__dot.is-active {
  background: #fff;
}

/* -------------------------------------------------------------
   Point logos (対応ポイントサイト)
------------------------------------------------------------- */
.point-logo-section {
  background: #ffffff;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.point-logo-list {
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.point-logo-list::-webkit-scrollbar {
  height: 4px;
}

.point-logo-item {
  flex: 0 0 auto;
  width: 92px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  scroll-snap-align: start;
}

.point-logo-item__img {
  height: 40px;
  width: auto;
  max-width: 88px;
  object-fit: contain;
}

.point-logo-item__label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text);
}

/* -------------------------------------------------------------
   Beginner category collection (初心者用カテゴリ集)
------------------------------------------------------------- */
.beginner-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.beginner-card {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  transition: box-shadow .2s ease, transform .2s ease;
}

.beginner-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.beginner-card__head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.beginner-card__icon {
  font-size: 22px;
  line-height: 1;
}

.beginner-card__title {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-navy);
}

.beginner-card__desc {
  font-size: 11px;
  color: var(--color-text-light);
  margin: 0;
}

/* -------------------------------------------------------------
   Article category tags (記事カテゴリ表示)
------------------------------------------------------------- */
.tag-row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.tag-pill {
  flex: 0 0 auto;
  padding: 7px 16px;
  border-radius: 999px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-light);
}

.tag-pill.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* -------------------------------------------------------------
   Category ranking (カテゴリ別ランキング)
------------------------------------------------------------- */
.ranking-tabs {
  display: flex;
  gap: 2px;
  overflow-x: auto;
  background: var(--color-border);
  border-radius: 8px 8px 0 0;
  padding: 4px 4px 0;
}

.ranking-tab {
  flex: 0 0 auto;
  padding: 10px 16px;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text-light);
  background: transparent;
  border: none;
  border-radius: 6px 6px 0 0;
  cursor: pointer;
  white-space: nowrap;
}

.ranking-tab.is-active {
  background: var(--color-surface);
  color: var(--color-primary);
  box-shadow: inset 0 3px 0 var(--color-primary);
}

.ranking-panel {
  background: var(--color-surface);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 14px;
}

.ranking-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.ranking-card {
  position: relative;
  display: flex;
  gap: 12px;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 10px;
  transition: box-shadow .2s ease, transform .2s ease;
}

.ranking-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.ranking-card[hidden] {
  display: none;
}

.ranking-card__rank {
  position: absolute;
  top: 0;
  left: 10px;
  width: 24px;
  padding-top: 3px;
  height: 30px;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  font-size: 12px;
  text-align: center;
  clip-path: polygon(0 0, 100% 0, 100% 78%, 50% 100%, 0 78%);
  z-index: 2;
}

.ranking-card:nth-child(1) .ranking-card__rank {
  background: var(--color-danger);
}

.ranking-card__pr {
  position: absolute;
  top: 6px;
  left: 78px;
  background: rgba(0, 0, 0, .45);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 3px;
  z-index: 2;
}

.ranking-card__thumb {
  flex: 0 0 106px;
  aspect-ratio: 1.2 / 1;
  align-self: flex-start;
  border-radius: 8px;
  background: linear-gradient(145deg, #ffe1b8, var(--color-secondary));
  overflow: hidden;
}

.ranking-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ranking-card__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}

.ranking-card__type {
  align-self: flex-start;
  font-size: 10px;
  font-weight: 700;
  color: var(--color-primary);
  background: #fff1e0;
  padding: 2px 8px;
  border-radius: 999px;
}

.ranking-card__title {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ranking-card__points {
  font-size: 16px;
  font-weight: 800;
  color: var(--color-danger);
}

.ranking-card__points small {
  font-size: 10px;
  font-weight: 600;
  margin-left: 2px;
}

/* -------------------------------------------------------------
   Offer grid (カテゴリ一覧ページの案件カード。バナー300x250を左、
   情報を右に配置し、PC/スマホともに縦一列に並べる)
------------------------------------------------------------- */
.offer-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.offer-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, min(34%, 140px)) minmax(0, 1fr);
  column-gap: 12px;
  row-gap: 0;
  min-width: 0;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 10px;
  transition: box-shadow .2s ease, transform .2s ease;
}

.offer-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.offer-card__type {
  grid-column: 1;
  grid-row: 1;
  align-self: start;
  justify-self: start;
  font-size: 10px;
  font-weight: 700;
  color: var(--color-primary);
  background: #fff1e0;
  padding: 2px 8px;
  border-radius: 999px;
}

.offer-card .offer-card__title {
  grid-column: 2;
  grid-row: 1;
  align-self: start;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.offer-card__divider {
  grid-column: 1 / -1;
  grid-row: 2;
  height: 1px;
  background: var(--color-border);
}

.offer-card__thumb {
  grid-column: 1;
  grid-row: 3;
  align-self: start;
  margin-top: 8px;
  aspect-ratio: 300 / 250;
  border-radius: 8px;
  background: linear-gradient(145deg, #ffe1b8, var(--color-secondary));
  overflow: hidden;
}

.offer-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.offer-card__body {
  grid-column: 2;
  grid-row: 3;
  min-width: 0;
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.offer-card .offer-card__desc {
  font-size: 11px;
  color: var(--color-text-light);
  line-height: 1.4;
  margin: 0;
}

.offer-card .offer-card__reward {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-danger);
  line-height: 1.4;
  margin: 0;
}

/* -------------------------------------------------------------
   Article list (新着記事)
------------------------------------------------------------- */
.article-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

#articleList .article-card:nth-child(n+5) {
  display: none;
}

.show-more-btn {
  display: block;
  width: fit-content;
  margin: 20px auto 0;
  padding: 10px 32px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: box-shadow .2s ease;
}

.show-more-btn:hover {
  box-shadow: var(--shadow);
}

.article-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow .2s ease, transform .2s ease;
}

.article-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.article-card__thumb {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  /* 記事タイプ未設定の場合のフォールバック */
  background-color: var(--color-secondary);
  background-image: linear-gradient(145deg, #ffe1b8, var(--color-secondary));
  --thumb-accent: #1f3a5f;
}

/* 記事タイプ別のプレースホルダー配色(実画像が無い間の背景)。
   従来より明るく彩度の高いグラデーションにし、タイプごとの色相もずらして
   隣り合うサムネイル同士が暗く同化しないようにする。
   --thumb-accent(タイトル帯の色)は白文字が読める濃さを保ちつつ、背景色と系統を揃える。 */
.article-card__thumb--compare    { background-image: linear-gradient(135deg, #7ee8d8, #4fc3e8); --thumb-accent: #12665f; }
.article-card__thumb--mobile     { background-image: linear-gradient(135deg, #ffb26b, #ff7a00); --thumb-accent: #b35900; }
.article-card__thumb--earnings   { background-image: linear-gradient(135deg, #ffe066, #ff8fa3); --thumb-accent: #b3435a; }
.article-card__thumb--beginner   { background-image: linear-gradient(135deg, #a8d8ff, #6fe0d0); --thumb-accent: #1f3a5f; }
.article-card__thumb--yosekatsu  { background-image: linear-gradient(135deg, #cdb4f7, #8f7fe8); --thumb-accent: #4a3785; }
.article-card__thumb--campaign   { background-image: linear-gradient(135deg, #ffb199, #ff6f91); --thumb-accent: #c23d55; }
.article-card__thumb--caution    { background-image: linear-gradient(135deg, #ffcf86, #ff8a65); --thumb-accent: #a34a1f; }
.article-card__thumb--app        { background-image: linear-gradient(135deg, #90cdf4, #4a90e2); --thumb-accent: #2f63ac; }
.article-card__thumb--creditcard { background-image: linear-gradient(135deg, #ffe9a8, #ffb347); --thumb-accent: #a1731f; }
.article-card__thumb--summary    { background-image: linear-gradient(135deg, #d6d1f5, #a3a1e8); --thumb-accent: #4c47a3; }
.article-card__thumb--mile       { background-image: linear-gradient(135deg, #b3ecff, #56ccf2); --thumb-accent: #1f7a9e; }

.article-card__title {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  z-index: 1;
  width: 100%;
  margin: 0;
  padding: 0 14px;
  font-size: 11px;
  font-weight: 700;
  line-height: 1.4;
  text-align: left;
  background: none;
  /* 画像自体には加工(暗くする等)を行わず、タイトル文字はタイプ別カラー+白縁取りで
     どんな写真の上でも読めるようにする */
  color: var(--thumb-accent);
  -webkit-text-stroke: 1.5px #fff;
  paint-order: stroke fill;
  text-shadow: 0 2px 6px rgba(0, 0, 0, .12);
}

.article-card__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 12px 12px;
}

.article-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.article-card__date {
  font-size: 11px;
  color: var(--color-text-light);
}

.article-card__excerpt {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text-light);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card[hidden] {
  display: none;
}

/* -------------------------------------------------------------
   Popular articles (よくみられている記事): 横スクロールカルーセル
------------------------------------------------------------- */
.popular-articles .article-list {
  display: flex;
  grid-template-columns: none;
  overflow-x: auto;
  gap: 12px;
  padding-bottom: 8px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.popular-articles .article-card {
  flex: 0 0 160px;
  scroll-snap-align: start;
}

@media (min-width: 600px) {
  .popular-articles .article-card {
    flex-basis: 200px;
  }
}

/* -------------------------------------------------------------
   Article filter (記事一覧の絞り込み)
------------------------------------------------------------- */
.article-filter {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
}

.article-filter__title {
  font-size: 14px;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 12px;
}

.article-filter__options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.article-filter__option {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 7px 14px;
  cursor: pointer;
}

.article-filter__option input {
  accent-color: var(--color-primary);
}

.article-filter__submit {
  display: block;
  width: 100%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background .2s ease;
}

.article-filter__submit:hover {
  background: var(--color-primary-dark);
}

.article-count {
  font-size: 13px;
  color: var(--color-text-light);
  margin: 0 0 14px;
}

.article-count strong {
  font-size: 15px;
  color: var(--color-primary);
}

/* 記事一覧のページネーション */
.pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin: 24px 0;
}

.pagination__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 8px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.pagination__btn:hover:not(:disabled):not(.is-active) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pagination__btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  cursor: default;
}

.pagination__btn:disabled {
  opacity: .4;
  cursor: not-allowed;
}

.pagination__ellipsis {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 36px;
  color: var(--color-text-light);
  font-size: 13px;
}

.site-search--page {
  margin-bottom: 20px;
}

.site-search--page .site-search__input {
  padding: 10px 16px;
  font-size: 14px;
}

/* -------------------------------------------------------------
   Feature banners (特集) - banner images at 3.7:1
------------------------------------------------------------- */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.feature-banner {
  display: block;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.feature-banner:hover {
  box-shadow: var(--shadow-hover);
}

.feature-banner img {
  display: block;
  width: 100%;
  aspect-ratio: 3.7 / 1;
  object-fit: cover;
}

/* -------------------------------------------------------------
   Limited-time campaigns (期間限定)
------------------------------------------------------------- */
.limited-section {
  background: #fff5f5;
  border-radius: var(--radius);
}

.limited-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.limited-card {
  position: relative;
  display: block;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow .2s ease, transform .2s ease;
}

.limited-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.limited-card__badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--color-danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  z-index: 1;
}

.limited-card__thumb {
  height: 100px;
  background: linear-gradient(145deg, #ffb3b8, var(--color-danger));
}

.limited-card__body {
  padding: 12px;
}

.limited-card__title {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0 0 4px;
}

.limited-card__desc {
  font-size: 11px;
  color: var(--color-text-light);
  margin: 0;
}

/* -------------------------------------------------------------
   Footer
------------------------------------------------------------- */
.site-footer {
  background: var(--color-navy);
  color: #c9d4e0;
  padding: 36px 0 24px;
  font-size: 12px;
  border-top: 3px solid var(--color-primary);
  text-align: center;
}

.site-footer__brand {
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: .02em;
}

.site-footer a {
  color: #c9d4e0;
  transition: color .15s ease;
}

.site-footer a:hover {
  color: var(--color-secondary);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 24px;
  margin-bottom: 20px;
}

.site-footer__copy {
  color: #8a97a8;
}

/* -------------------------------------------------------------
   Article page (記事詳細ページ)
------------------------------------------------------------- */
.breadcrumb {
  font-size: 12px;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.breadcrumb a {
  color: var(--color-primary);
}

.breadcrumb__sep {
  margin: 0 4px;
}

.article-header {
  margin-bottom: 20px;
}

.article-header h1 {
  font-size: 21px;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.article-header__dates {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.article-header__date {
  font-size: 12px;
  color: var(--color-text-light);
}

.pr-disclosure {
  font-size: 11px;
  color: var(--color-text-light);
  background: var(--color-bg);
  border-radius: 6px;
  padding: 6px 10px;
  margin: 0 0 16px;
}

.article-body h2 {
  font-size: 17px;
  font-weight: 800;
  color: var(--color-navy);
  margin: 32px 0 12px;
  padding-left: 10px;
  border-left: 4px solid var(--color-primary);
}

.article-body h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  margin: 20px 0 8px;
}

.article-body p {
  margin: 0 0 14px;
  font-size: 14px;
}

.article-body ul,
.article-body ol {
  margin: 0 0 14px;
  padding-left: 1.3em;
  font-size: 14px;
}

.article-body li {
  margin-bottom: 6px;
}

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

.article-body__table-wrap {
  margin: 16px 0;
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.article-body table {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
  font-size: 12px;
}

.article-body th,
.article-body td {
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-border);
  word-break: break-word;
  overflow-wrap: break-word;
}

.article-body thead th {
  background: var(--color-navy);
  color: #fff;
  font-weight: 700;
}

.article-body tbody tr:last-child th,
.article-body tbody tr:last-child td {
  border-bottom: none;
}

.article-body tbody th {
  background: #fff8ec;
  font-weight: 700;
  color: var(--color-navy);
}

.article-summary {
  background: #fff8ec;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  margin: 24px 0;
  font-size: 13px;
}

.article-summary__title {
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.article-summary ul {
  margin: 0;
  padding-left: 1.2em;
}

.step-badge {
  display: inline-flex;
  align-items: center;
  color: #fff;
  background: var(--color-primary);
  font-weight: 800;
  font-size: 13px;
  padding: 6px 16px;
  border-radius: 999px;
  margin: 28px 0 10px;
}

.related-offers {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.popular-articles {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.article-footer-nav {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.article-footer-nav a {
  display: block;
  padding: 12px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
}

.article-toc {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px 16px 16px 32px;
  margin: 20px 0 8px;
}

.article-toc__title {
  font-size: 14px;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 10px;
  margin-left: -16px;
}

.article-toc ol {
  margin: 0;
  padding-left: 1.2em;
  font-size: 13px;
}

.article-toc li {
  margin-bottom: 6px;
}

.article-toc a {
  color: var(--color-primary);
  font-weight: 600;
}

.faq-item {
  margin-bottom: 20px;
}

.faq-item:last-child {
  margin-bottom: 0;
}

.faq-item__q {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0 0 6px;
}

.faq-item__q::before {
  content: "Q";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  margin-right: 6px;
  border-radius: 4px;
  background: var(--color-primary);
  color: #fff;
  font-size: 11px;
}

.faq-item__a {
  font-size: 13px;
  color: var(--color-text-light);
  margin: 0;
  padding-left: 24px;
}

/* 3秒でわかる、のような一言ハイライト */
.highlight-box {
  background: linear-gradient(135deg, #fff1d6, #ffe6cc);
  border: 1px solid var(--color-secondary);
  border-radius: var(--radius);
  padding: 20px;
  margin: 16px 0 28px;
  text-align: center;
}

.highlight-box__text {
  font-size: 15px;
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1.7;
  margin: 0;
}

/* できること、などの小アイコン付きリスト */
.mini-icon-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 16px 0;
}

.mini-icon-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text);
}

.mini-icon-item__emoji {
  font-size: 18px;
}

/* ポイ活の種類、のような左ボーダー付きブロック */
.type-block {
  background: var(--color-surface);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 8px 8px 0;
  box-shadow: var(--shadow);
  padding: 14px 16px;
  margin-bottom: 12px;
}

.type-block__title {
  font-weight: 800;
  font-size: 14px;
  color: var(--color-navy);
  margin-bottom: 6px;
}

.type-block p {
  margin: 0;
  font-size: 13px;
}

/* どのポイントを貯めるべき?、のような選び方リスト */
.point-pick-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 16px 0;
}

.point-pick-item,
.point-pick-list__item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
}

.point-pick-item__badge {
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--color-secondary), #ffb300);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
}

.point-pick-item strong {
  color: var(--color-navy);
}

.point-pick-list__num {
  flex: 0 0 auto;
  padding: 3px 10px;
  border-radius: 999px;
  background: linear-gradient(145deg, var(--color-secondary), #ffb300);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

/* メリット、のようなチェックリスト */
.check-list {
  list-style: none;
  padding: 0;
  margin: 16px 0;
}

.check-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: #f2fbf9;
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 8px;
  font-size: 13px;
}

.check-list li::before {
  content: "✓";
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 注意点、のような警告ボックス */
.warning-box {
  background: #fff5f5;
  border: 1px solid #ffd3d3;
  border-left: 4px solid var(--color-danger);
  border-radius: 8px;
  padding: 16px;
  margin: 16px 0;
}

.warning-box__title {
  font-weight: 800;
  color: var(--color-danger);
  font-size: 13px;
  margin-bottom: 8px;
}

.warning-box ul {
  margin: 0;
  padding-left: 1.2em;
  font-size: 13px;
}

.warning-box li {
  margin-bottom: 6px;
}

/* 向いている人・向いていない人、のような比較2カラム */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 16px 0;
}

.compare-col {
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid var(--color-border);
}

.compare-col--good {
  background: #f2fbf9;
  border-color: #bfe8df;
}

.compare-col--bad {
  background: #fbf5ef;
  border-color: #f0ddc8;
}

.compare-col__title {
  font-weight: 800;
  font-size: 13px;
  margin-bottom: 10px;
}

.compare-col--good .compare-col__title {
  color: var(--color-accent);
}

.compare-col--bad .compare-col__title {
  color: #a67c3d;
}

.compare-col ul {
  margin: 0;
  padding-left: 1.2em;
  font-size: 13px;
}

.compare-col li {
  margin-bottom: 6px;
}

/* おすすめルート、のような連番フローリスト */
.flow-list {
  list-style: none;
  counter-reset: flow;
  padding: 0;
  margin: 16px 0;
}

.flow-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: 13px;
}

.flow-list li:last-child {
  border-bottom: none;
}

.flow-list li::before {
  counter-increment: flow;
  content: counter(flow);
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--color-navy);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.flow-list strong {
  color: var(--color-navy);
}

/* -------------------------------------------------------------
   Tablet (>= 600px)
------------------------------------------------------------- */
@media (min-width: 600px) {
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero h1 {
    font-size: 30px;
  }

  .article-header h1 {
    font-size: 26px;
  }

  .compare-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .beginner-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .ranking-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .limited-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-card__title {
    font-size: 13px;
  }
}

/* -------------------------------------------------------------
   Desktop (>= 1024px)
------------------------------------------------------------- */
@media (min-width: 1024px) {
  body {
    font-size: 16px;
  }

  .article-card__title {
    font-size: 15px;
  }

  .article-filter__submit {
    width: auto;
  }

  .site-search--desktop {
    display: flex;
  }

  .site-search--desktop .site-search__input {
    width: 180px;
  }

  .site-search--mobile {
    display: none;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    max-height: none;
    overflow: visible;
    border-bottom: none;
    background: transparent;
  }

  .site-nav__list {
    display: flex;
    gap: 28px;
    padding: 0;
  }

  .site-nav__list li + li {
    border-top: none;
  }

  .site-nav__list a {
    padding: 0;
  }

  .site-nav__categories {
    display: none;
  }

  .hero {
    padding: 64px 0 48px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .slider__slide {
    aspect-ratio: 4.5 / 1;
  }

  .slider__caption {
    padding: 32px 48px;
  }

  .slider__caption h2 {
    font-size: 26px;
  }

  .slider__caption p {
    font-size: 15px;
  }

  .point-logo-list {
    justify-content: center;
    flex-wrap: wrap;
    overflow-x: visible;
  }

  .point-logo-item__img {
    height: 44px;
    max-width: 100px;
  }

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

  .article-list {
    grid-template-columns: repeat(4, 1fr);
  }

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

/* ===================================================================
   アフィリエイト記事 CTA/PRコンポーネント
=================================================================== */

.cta-simple {
  display: block;
  text-align: center;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  font-size: 15px;
  border-radius: 999px;
  padding: 14px 20px;
  margin: 20px 0;
  text-decoration: none;
  box-shadow: var(--shadow);
}

.cta-simple:hover {
  background: var(--color-primary-dark);
}

.cta-simple__sub {
  display: block;
  font-size: 11px;
  font-weight: 500;
  margin-top: 4px;
  opacity: .9;
}

/* ===================================================================
   サイトマップページ(ツリー形式)
=================================================================== */

.sitemap-tree,
.sitemap-tree ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sitemap-tree {
  margin: 16px 0 28px;
}

.sitemap-tree > li {
  margin-bottom: 18px;
}

.sitemap-tree > li > a {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-navy);
  text-decoration: none;
}

.sitemap-tree > li > a:hover {
  color: var(--color-primary);
}

.sitemap-tree__label {
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 6px;
}

.sitemap-tree ul {
  margin-left: 4px;
  padding-left: 16px;
  border-left: 2px solid var(--color-border);
}

.sitemap-tree ul li {
  position: relative;
  padding: 6px 0 6px 16px;
}

.sitemap-tree ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 10px;
  height: 1px;
  background: var(--color-border);
}

.sitemap-tree ul li a {
  font-size: 13px;
  color: var(--color-text);
  text-decoration: none;
  line-height: 1.5;
}

.sitemap-tree ul li a:hover {
  color: var(--color-primary);
}

/* ===================================================================
   単一サイト紹介記事の外部公式リンク
=================================================================== */

.official-link {
  display: inline-block;
  margin: 4px 0 0;
  padding: 6px 14px;
  border: 1px solid var(--color-primary);
  border-radius: 999px;
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.official-link:hover {
  background: var(--color-primary);
  color: #fff;
}