:root {
  --accent: #7560d8;
  --accent-hover: #5f4fc2;
  --accent-light: rgba(117, 96, 216, 0.12);
  --site-bg: #f4f4f6;
  --surface: #ffffff;
  --header-bg: rgba(244, 244, 246, 0.94);
  --text-main: #353535;
  --text-strong: #171a1f;
  --text-sub: #707482;
  --line-soft: #d8d9de;
  --brand-key: #8a8e9b;
  --brand-main: #767a86;
  --brand-accent: #7b61ff;
  --brand-accent-soft: #ece8ff;
  --note-bg: #f0f1f4;
  --hero-grid: linear-gradient(90deg, rgba(123, 97, 255, 0.08) 1px, transparent 1px), linear-gradient(rgba(123, 97, 255, 0.06) 1px, transparent 1px);
  --card-shadow: 0 10px 30px -24px rgba(23, 26, 31, 0.28), 0 1px 0 rgba(23, 26, 31, 0.04);
  --container: 980px;
  --article-width: 760px;
}

html {
  background: var(--site-bg);
}

body {
  margin: 0;
  color: var(--text-main);
  background: var(--site-bg);
  font-family: Roboto, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}

.container {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e3e4e8;
}

.site-header-bar {
  height: 2px;
  background: linear-gradient(90deg, var(--brand-main), var(--brand-accent) 55%, transparent);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
}

.site-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.site-logo {
  color: var(--text-strong);
  font-size: 1.32rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
}

.footer-logo-link .logo-text,
.site-logo .logo-text {
  color: inherit;
}

.footer-logo-link {
  display: inline-flex;
  align-items: center;
  margin-bottom: 16px;
}

.site-tagline {
  margin: 0;
  color: var(--text-sub);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  gap: 12px;
}

.site-nav a {
  padding: 0;
  color: var(--text-sub);
  font-size: 0.92rem;
  text-decoration: none;
  border: none;
  border-radius: 0;
  background: transparent;
}

.site-nav a:hover {
  color: var(--text-strong);
  text-decoration: underline;
}

.site-main {
  padding: 36px 0 64px;
}

.article,
.archive,
.taxonomy,
.term-page,
.post-list-item,
.home-hero {
  background: var(--surface);
  box-shadow: var(--card-shadow);
}

.article,
.archive,
.taxonomy,
.term-page,
.home-hero {
  padding: 30px;
}

.article {
  width: min(100%, var(--article-width));
  margin: 0 auto;
  border: 1px solid rgba(0, 0, 0, 0.03);
}

.home-hero {
  position: relative;
  margin-bottom: 24px;
  overflow: hidden;
  background-color: #fcfcfd;
  background-image: var(--hero-grid);
  background-size: 24px 24px;
}

.home-hero::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(111, 119, 130, 0.14);
  border-radius: 999px;
}

.eyebrow,
.article-eyebrow,
.article-meta,
.breadcrumbs,
.article-description {
  color: var(--text-sub);
}

.eyebrow,
.article-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::before,
.article-eyebrow::before {
  content: "";
  display: block;
  width: 18px;
  height: 1px;
  background: var(--brand-accent);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 0.9rem;
}

.breadcrumbs a {
  color: var(--text-sub);
  text-decoration: none;
}

.article-header {
  padding: 4px 0 8px;
  margin-bottom: 14px;
  border-bottom: 1px solid #edf0f2;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-size: 0.88rem;
}

.article-meta-sep {
  width: 4px;
  height: 4px;
  background: #b7bec8;
  border-radius: 999px;
}

.article-header h1,
.page-header h1,
.taxonomy h1,
.term-page h1,
.home-hero h1 {
  margin: 0 0 16px;
  color: var(--text-strong);
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.article-description {
  max-width: 62ch;
  margin: 0;
  line-height: 1.8;
}

.guide-summary {
  margin: 24px 0 28px;
  padding: 18px 20px 16px;
  background: linear-gradient(180deg, #fbfbff, #f3f0ff);
  border: 1px solid #ddd6ff;
  border-radius: 16px;
  box-shadow: 0 10px 24px -26px rgba(23, 26, 31, 0.5);
}

.guide-summary-label {
  margin: 0 0 12px;
  color: var(--text-strong);
  font-size: 1rem;
  font-weight: 700;
}

.guide-summary-body > :first-child {
  margin-top: 0;
}

.guide-summary-body > :last-child {
  margin-bottom: 0;
}

.guide-summary-body ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.guide-summary-body li {
  position: relative;
  margin: 0;
  padding-left: 32px;
}

.guide-summary-body li + li {
  margin-top: 10px;
}

.guide-summary-body li::before {
  content: "✓";
  position: absolute;
  top: 0.1em;
  left: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--brand-main), var(--brand-accent));
  border-radius: 999px;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.article-tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  color: #415264;
  font-size: 0.82rem;
  background: var(--brand-accent-soft);
  border: 1px solid rgba(6, 147, 227, 0.12);
}

.article-body h2 {
  position: relative;
  margin: 42px 0 18px;
  padding: 0 0 12px;
  color: var(--text-strong);
  font-size: 1.5rem;
  border-bottom: 2px solid #d6dbe2;
}

.article-body h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 96px;
  height: 2px;
  background: linear-gradient(90deg, var(--brand-key), var(--brand-accent));
}

.article-body h3,
.article-body h4 {
  margin: 28px 0 12px;
  padding-left: 16px;
  color: var(--text-strong);
  font-size: 1.15rem;
  border-left: 4px solid #b8bec7;
}

.article-body p,
.article-body li {
  line-height: 1.95;
}

.article-body a {
  color: #0a6fb0;
}

.article-body ul,
.article-body ol {
  padding-left: 1.4rem;
}

.article-body img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 24px auto;
}

.article-body table {
  width: 100%;
  margin: 20px 0;
  font-size: 0.95rem;
  background: #fff;
  border-collapse: collapse;
}

.article-body th,
.article-body td {
  padding: 12px 14px;
  text-align: left;
  border: 1px solid #e8e8e8;
}

.article-body th {
  background: #f6f6f6;
}

.product-card,
.post-list-item {
  margin: 24px 0;
  padding: 22px;
  border: 1px solid rgba(23, 26, 31, 0.06);
  box-shadow: 0 8px 24px -24px rgba(23, 26, 31, 0.32);
}

.product-card-rank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  margin-bottom: 12px;
  padding: 0 10px;
  color: #fff;
  font-weight: 700;
  border-radius: 999px;
  background: linear-gradient(135deg, #8f98a2, #6aa9d6);
}

.product-card-name {
  margin: 0 0 12px;
  color: var(--text-strong);
  font-size: 1.18rem;
  line-height: 1.5;
}

.compare-panel {
  margin: 24px 0 30px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  box-shadow: var(--card-shadow);
}

.compare-panel-head {
  padding: 14px 18px;
  background: linear-gradient(180deg, #fafaff, #f3f0ff);
  border-bottom: 1px solid var(--line-soft);
}

.compare-panel-title {
  margin: 0;
  color: var(--text-strong);
  font-size: 1rem;
  font-weight: 700;
}

.compare-panel-body {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.compare-table {
  width: 100%;
  min-width: 980px;
  font-size: 0.82rem;
  border-collapse: separate;
  border-spacing: 0;
}

.compare-table th,
.compare-table td {
  padding: 12px 10px;
  vertical-align: top;
  background: #fff;
  border-right: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.compare-table tr > *:last-child {
  border-right: none;
}

.compare-th-col {
  min-width: 120px;
  color: var(--text-sub);
  font-size: 0.74rem;
  font-weight: 700;
  background: #fbfbfd;
}

.compare-th-col-item {
  min-width: 190px;
  width: 190px;
}

.compare-td-item {
  min-width: 190px;
  width: 190px;
  text-align: left;
}

.compare-thumb {
  display: block;
  width: 56px;
  height: 56px;
  margin: 0 0 10px;
  object-fit: contain;
}

.compare-col-name {
  display: block;
  color: var(--text-strong);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.45;
}

.compare-td {
  line-height: 1.6;
}

.compare-td-highlight {
  background: #f8f5ff;
}

.product-card-header {
  display: grid;
  grid-template-columns: minmax(100px, 148px) 1fr;
  gap: 18px;
  align-items: start;
}

.product-card-header.is-text-only {
  grid-template-columns: 1fr;
}

.product-card-image-wrap {
  padding: 10px;
  background: linear-gradient(180deg, #fcfcfd, #f5f7f9);
  border: 1px solid #edf0f3;
  border-radius: 12px;
}

.product-card-image {
  width: 100%;
  max-height: 180px;
  object-fit: contain;
}

.product-card-summary,
.product-card-body {
  line-height: 1.9;
}

.product-card-spec {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 0;
}

.product-card-spec span {
  padding: 4px 8px;
  font-size: 0.8rem;
  color: #51606f;
  background: #f7f9fb;
  border: 1px solid #e6ebf0;
  border-radius: 999px;
}

.product-card-points {
  margin: 16px 0 0;
  padding: 16px 18px 16px 36px;
  background: #f7f8fa;
  border-left: 3px solid #d1d7de;
  border-radius: 8px;
}

.affiliate-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.affiliate-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  border-radius: 999px;
  box-shadow: 0 8px 18px -14px rgba(23, 26, 31, 0.45);
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.affiliate-link:hover {
  transform: translateY(-1px);
  opacity: 0.96;
}

.affiliate-link-amazon {
  background: #f99a0c;
}

.affiliate-link-rakuten {
  background: #e0423c;
}

.affiliate-link-yahoo {
  background: #438ee8;
}

.post-list {
  display: grid;
  gap: 18px;
}

.post-list-item h2 {
  margin: 0 0 10px;
}

.post-list-item a {
  color: var(--text-strong);
  text-decoration: none;
}

.content-note {
  margin: 24px 0;
  border: 1px solid var(--line-soft);
  background: #fff;
}

.content-note-title {
  margin: 0;
  padding: 12px 16px;
  font-weight: 700;
  background: #f6f6f6;
  border-bottom: 1px solid var(--line-soft);
}

.content-note-body {
  padding: 16px 18px;
}

.content-note-note .content-note-title {
  background: #f3f4f5;
}

.content-note-attention .content-note-title {
  background: #fffde7;
}

.content-note-check .content-note-title {
  background: #eefaff;
}

.content-talk {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 16px;
  margin: 24px 0;
  align-items: start;
}

.content-talk-face img {
  display: block;
  width: 100px;
  height: 100px;
  margin: 0 auto 8px;
  object-fit: cover;
  border-radius: 999px;
}

.content-talk-name {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-sub);
}

.content-talk-balloon {
  position: relative;
  padding: 16px 18px;
  background: #fafafa;
  border: 1px solid var(--line-soft);
}

.content-talk-balloon::before {
  content: "";
  position: absolute;
  top: 22px;
  left: -10px;
  border-width: 10px 10px 10px 0;
  border-style: solid;
  border-color: transparent var(--line-soft) transparent transparent;
}

.content-talk-balloon::after {
  content: "";
  position: absolute;
  top: 22px;
  left: -8px;
  border-width: 10px 10px 10px 0;
  border-style: solid;
  border-color: transparent #fafafa transparent transparent;
}

.content-talk-text > :first-child {
  margin-top: 0;
}

.content-talk-text > :last-child {
  margin-bottom: 0;
}

.site-footer {
  margin-top: 56px;
  padding: 36px 0;
  color: #666;
  background: linear-gradient(180deg, #fbfbfc, #f1f4f6);
  border-top: 1px solid #ececec;
}

.site-footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.site-footer-title,
.site-footer-copy {
  margin: 0;
}

.site-footer-title {
  margin-bottom: 8px;
  color: var(--text-strong);
  font-weight: 700;
}

.site-footer-copy {
  max-width: 48ch;
  line-height: 1.8;
}

.site-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.site-footer-links a {
  color: #566371;
  text-decoration: none;
}

.article-body .wp-block-image,
.article-body .wp-block-table,
.article-body .wp-block-buttons,
.article-body .wp-block-st-blocks-my-box,
.article-body .wp-block-st-blocks-midashi-box,
.article-body .st-kaiwa-box,
.article-body .pochipp-box {
  margin: 24px 0;
}

.article-body .aligncenter,
.article-body .aligncenter img {
  margin-left: auto;
  margin-right: auto;
}

.article-body .is-style-st-paragraph-dotline,
.article-body .has-background.is-style-st-paragraph-dotline {
  padding: 14px 16px;
  background: #f7f8fa !important;
  border-left: 3px solid #d5dbe2;
  border-radius: 8px;
}

.article-body .st-mymarker-s,
.article-body .st-mymarker {
  padding: 0 0.2em;
  background: linear-gradient(transparent 58%, rgba(6, 147, 227, 0.18) 58%);
}

.article-body .st-kaiwa-box {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 16px;
  align-items: start;
}

.article-body .st-kaiwa-face img {
  width: 100px;
  height: 100px;
  margin: 0 auto 8px;
  object-fit: cover;
  border-radius: 999px;
}

.article-body .st-kaiwa-face-name {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-sub);
}

.article-body .st-kaiwa-hukidashi {
  position: relative;
  padding: 16px 18px;
  background: #fafafa;
  border: 1px solid var(--line-soft);
}

.article-body .st-kaiwa-hukidashi::before {
  content: "";
  position: absolute;
  top: 22px;
  left: -10px;
  border-width: 10px 10px 10px 0;
  border-style: solid;
  border-color: transparent var(--line-soft) transparent transparent;
}

.article-body .st-kaiwa-hukidashi::after {
  content: "";
  position: absolute;
  top: 22px;
  left: -8px;
  border-width: 10px 10px 10px 0;
  border-style: solid;
  border-color: transparent #fafafa transparent transparent;
}

.article-body .st-kaiwa-hukidashi-content > :first-child {
  margin-top: 0;
}

.article-body .st-kaiwa-hukidashi-content > :last-child {
  margin-bottom: 0;
}

.article-body .st-mybox,
.article-body .freebox {
  overflow: hidden;
  border: 1px solid #d9dee5 !important;
  border-radius: 12px !important;
  background: #fff !important;
  box-shadow: 0 8px 24px -24px rgba(23, 26, 31, 0.32);
}

.article-body .st-mybox-title,
.article-body .p-free {
  margin: 0 !important;
  padding: 12px 16px !important;
  font-weight: 700;
  color: var(--text-strong) !important;
  background: #f6f8fa !important;
  border-bottom: 1px solid #e6ebf0;
  text-shadow: none !important;
}

.article-body .st-in-mybox,
.article-body .free-inbox {
  padding: 16px 18px;
}

.article-body .pochipp-box {
  position: relative;
  display: grid;
  grid-template-columns: minmax(108px, 132px) 1fr;
  gap: 18px;
  padding: 18px;
  background: #fff;
  border: 1px solid rgba(23, 26, 31, 0.06);
  box-shadow: 0 8px 24px -24px rgba(23, 26, 31, 0.32);
}

.article-body .pochipp-box__image {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.article-body .pochipp-box__image img {
  width: 120px;
  max-width: 100%;
  height: auto;
  margin: 0;
}

.article-body .pochipp-box__title {
  margin-bottom: 8px;
  font-size: 1.05rem;
  line-height: 1.6;
}

.article-body .pochipp-box__title a {
  color: var(--text-strong);
  text-decoration: none;
}

.article-body .pochipp-box__info {
  margin-bottom: 10px;
  color: var(--text-sub);
  font-size: 0.9rem;
}

.article-body .pochipp-box__review {
  margin-bottom: 12px;
}

.article-body .pochipp-box__review a {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  color: var(--text-sub);
  font-size: 0.85rem;
  text-decoration: none;
}

.article-body .pochipp-box__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.article-body .pochipp-box__btnwrap {
  min-width: 152px;
}

.article-body .pochipp-box__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  width: 100%;
  padding: 0 16px;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  border-radius: 999px;
  box-shadow: 0 8px 18px -14px rgba(23, 26, 31, 0.45);
}

.article-body .pochipp-box__btnwrap.-amazon .pochipp-box__btn {
  background: #f99a0c;
}

.article-body .pochipp-box__btnwrap.-rakuten .pochipp-box__btn {
  background: #e0423c;
}

.article-body .pochipp-box__btnwrap.-yahoo .pochipp-box__btn {
  background: #438ee8;
}

.article-body .pochipp-box__btnwrap.-mercari,
.article-body .pochipp-box__logo {
  display: none;
}

@media (max-width: 720px) {
  .site-header-inner {
    flex-direction: column;
    justify-content: center;
    gap: 10px;
    padding: 16px 0;
  }

  .site-tagline {
    text-align: center;
  }

  .site-nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 16px;
  }

  .article,
  .archive,
  .taxonomy,
  .term-page,
  .home-hero {
    padding: 20px;
  }

  .article {
    width: 100%;
  }

  .product-card,
  .post-list-item {
    padding: 18px;
  }

  .product-card-header,
  .content-talk {
    grid-template-columns: 1fr;
  }

  .content-talk-balloon::before,
  .content-talk-balloon::after {
    display: none;
  }

  .article-body .st-kaiwa-box,
  .article-body .pochipp-box {
    grid-template-columns: 1fr;
  }

  .article-body .st-kaiwa-hukidashi::before,
  .article-body .st-kaiwa-hukidashi::after {
    display: none;
  }

  .site-footer-inner {
    flex-direction: column;
  }
}

.page-header-wide {
  margin-bottom: 24px;
}

.page-description {
  margin: 0;
  color: var(--text-sub);
  line-height: 1.8;
}

.home-section {
  margin-top: 28px;
}

.section-head {
  margin-bottom: 18px;
}

.section-head h2 {
  margin: 0 0 8px;
  color: var(--text-strong);
}

.section-head p {
  margin: 0;
  color: var(--text-sub);
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.home-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.post-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 100%;
  padding: 22px;
  background: var(--surface);
  border: 1px solid rgba(23, 26, 31, 0.06);
  box-shadow: 0 8px 24px -24px rgba(23, 26, 31, 0.32);
}

.post-card-meta {
  margin: 0;
  color: var(--text-sub);
  font-size: 0.84rem;
}

.post-card h2,
.taxonomy-card h2,
.taxonomy-card h3 {
  margin: 0;
  color: var(--text-strong);
  line-height: 1.5;
}

.post-card h2 a,
.taxonomy-card a {
  color: inherit;
  text-decoration: none;
}

.post-card p,
.taxonomy-card p {
  margin: 0;
  color: var(--text-sub);
  line-height: 1.8;
}

.post-card-footer {
  margin-top: auto;
  padding-top: 8px;
}

.post-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  font-size: 0.8rem;
  color: #415264;
  background: #f2f5f8;
  border: 1px solid #e4eaf0;
  border-radius: 999px;
}

.taxonomy-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.taxonomy-card {
  padding: 20px;
  background: linear-gradient(180deg, #ffffff, #f8fafc);
  border: 1px solid rgba(23, 26, 31, 0.05);
  box-shadow: 0 8px 24px -24px rgba(23, 26, 31, 0.28);
}

@media (max-width: 720px) {
  .post-grid,
  .taxonomy-grid,
  .home-card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1024px) {
  .home-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

:root {
  --accent: #6f7782;
  --accent-hover: #565e68;
  --accent-light: rgba(111, 119, 130, 0.14);
  --site-bg: #ececed;
  --site-bg-deep: #e1e2e4;
  --surface: #fcfcfc;
  --surface-strong: #f4f5f6;
  --header-bg: rgba(236, 236, 237, 0.94);
  --header-deep: #d6d9dd;
  --footer-bg-top: #e1e3e6;
  --footer-bg-bottom: #d3d6da;
  --text-main: #2d3138;
  --text-strong: #16181d;
  --text-sub: #6f7480;
  --line-soft: #d8dbe3;
  --brand-key: #8c9198;
  --brand-main: #70757d;
  --brand-accent: #8a9098;
  --brand-accent-soft: #eceef0;
  --note-bg: #f4f5f8;
  --hero-grid: linear-gradient(90deg, rgba(111, 119, 130, 0.08) 1px, transparent 1px), linear-gradient(rgba(111, 119, 130, 0.06) 1px, transparent 1px);
  --card-shadow: 0 18px 42px -30px rgba(20, 22, 28, 0.34), 0 1px 0 rgba(20, 22, 28, 0.06);
  --container: 1280px;
  --article-width: 100%;
}

body {
  font-family: "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(111, 119, 130, 0.1), transparent 32%),
    linear-gradient(180deg, var(--site-bg), var(--site-bg-deep));
}

.site-main {
  padding: 32px 0 72px;
}

.site-header {
  border-bottom-color: rgba(111, 119, 130, 0.14);
  box-shadow: 0 18px 36px -28px rgba(20, 22, 28, 0.45);
}

.site-header-bar {
  height: 3px;
  background: linear-gradient(90deg, #a7acb3, var(--accent) 46%, #dfe2e6);
}

.site-header-inner {
  position: relative;
}

.site-brand {
  padding: 6px 0;
}

.site-logo,
.site-tagline {
  color: #17181d;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 860px) 320px;
  gap: 32px;
  align-items: start;
  justify-content: space-between;
}

.single-article {
  margin: 0;
}

.single-eyecatch {
  margin-bottom: 18px;
  overflow: hidden;
  border: 1px solid rgba(20, 22, 28, 0.04);
}

.single-eyecatch img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
}

.sidebar-rail {
  position: sticky;
  top: 110px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.sidebar-widget,
.author-card {
  padding: 22px;
  background: linear-gradient(180deg, var(--surface), var(--surface-strong));
  border: 1px solid rgba(111, 119, 130, 0.08);
  box-shadow: var(--card-shadow);
}

.sidebar-widget-title {
  margin: 0 0 16px;
  color: var(--text-strong);
  font-size: 0.98rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sidebar-category-list,
.sidebar-popular-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.sidebar-popular-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sidebar-popular-item a {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 12px;
  align-items: start;
  color: inherit;
  text-decoration: none;
}

.sidebar-popular-thumb {
  overflow: hidden;
  background: #f5f6fa;
  border: 1px solid #e6e8ef;
  aspect-ratio: 1;
}

.sidebar-popular-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sidebar-popular-title {
  color: var(--text-main);
  line-height: 1.6;
  font-size: 0.92rem;
}

.sidebar-category-list li + li {
  border-top: 1px solid #eceef4;
}

.sidebar-category-list a {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  color: inherit;
  text-decoration: none;
}

.category-count {
  color: var(--text-sub);
}

.author-card-name {
  margin: 0 0 10px;
  color: var(--text-strong);
  font-size: 1.02rem;
  font-weight: 700;
}

.author-card-bio {
  margin: 0;
  color: var(--text-sub);
  line-height: 1.8;
  font-size: 0.92rem;
}

.breadcrumbs {
  margin-bottom: 14px;
}

.breadcrumbs a,
.breadcrumbs span {
  color: var(--text-sub);
}

.post-card,
.taxonomy-card,
.archive,
.term-page,
.taxonomy {
  border-radius: 0;
  background: linear-gradient(180deg, var(--surface), var(--surface-strong));
}

.post-card {
  gap: 12px;
  border-color: rgba(111, 119, 130, 0.08);
}

.post-card:hover,
.taxonomy-card:hover,
.sidebar-popular-item a:hover {
  opacity: 0.94;
}

.article {
  border-radius: 0;
  background: linear-gradient(180deg, rgba(251, 250, 254, 0.98), rgba(244, 240, 250, 0.96));
}

.product-card-header {
  grid-template-columns: minmax(148px, 188px) 1fr;
  gap: 20px;
}

.product-card-image-wrap {
  padding: 14px;
}

.product-card-image {
  max-height: 220px;
}

.product-card-summary,
.product-card-body,
.product-card-points {
  min-width: 0;
}

.article-body {
  font-size: 1rem;
}

.article-body h2 {
  margin-top: 48px;
}

.footer-logo-link,
.site-logo {
  letter-spacing: 0.12em;
}

.site-footer {
  background: linear-gradient(180deg, var(--footer-bg-top), var(--footer-bg-bottom));
  border-top-color: rgba(111, 119, 130, 0.18);
}

.site-footer-title,
.site-footer-copy,
.site-footer-links a,
.footer-logo-link {
  color: #17181d;
}

@media (max-width: 1024px) {
  .content-grid {
    grid-template-columns: 1fr;
  }

  .sidebar-rail {
    position: static;
  }
}

@media (max-width: 720px) {
  .site-main {
    padding: 20px 0 56px;
  }

  .sidebar-popular-item a {
    grid-template-columns: 72px 1fr;
  }

  .sidebar-widget,
  .author-card {
    padding: 18px;
  }

  .product-card-header {
    grid-template-columns: 1fr;
  }
}