/* ============================================
   比較ガイド — Main Stylesheet
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Inter:wght@400;500;600;700&display=swap');

/* --- CSS Custom Properties --- */
:root {
  --clr-bg:           #f6f8ff;
  --clr-surface:      #ffffff;
  --clr-surface-2:    #eef2ff;
  --clr-primary:      #1e3a5f;
  --clr-primary-lt:   #2d5282;
  --clr-accent:       #f97316;
  --clr-accent-dk:    #ea6c0c;
  --clr-pinterest:    #e60023;
  --clr-text:         #1a202c;
  --clr-text-md:      #4a5568;
  --clr-text-sm:      #718096;
  --clr-border:       #e2e8f0;
  --clr-border-lt:    #f0f4f8;
  --clr-great:        #059669;  --clr-great-bg: #ecfdf5;
  --clr-good:         #2563eb;  --clr-good-bg:  #eff6ff;
  --clr-ok:           #d97706;  --clr-ok-bg:    #fffbeb;
  --clr-na:           #dc2626;  --clr-na-bg:    #fef2f2;
  --font-sans:  'Noto Sans JP', 'Inter', system-ui, sans-serif;
  --font-num:   'Inter', sans-serif;
  --r-sm: 6px; --r-md: 12px; --r-lg: 20px; --r-full: 9999px;
  --sh-sm:  0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --sh-md:  0 4px 16px rgba(0,0,0,.07), 0 2px 6px rgba(0,0,0,.04);
  --sh-lg:  0 8px 32px rgba(0,0,0,.10), 0 4px 12px rgba(0,0,0,.06);
  --sh-hover: 0 14px 44px rgba(30,58,95,.15);
  --tr: .2s ease;
  --cont: 900px;
  --sidebar: 240px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html  { scroll-behavior: smooth; font-size: 16px; }
body  { font-family: var(--font-sans); background: var(--clr-bg); color: var(--clr-text);
        line-height: 1.7; -webkit-font-smoothing: antialiased; }
img   { max-width: 100%; height: auto; display: block; }
a     { color: var(--clr-primary); text-decoration: none; transition: color var(--tr); }
a:hover { color: var(--clr-accent); }
h1,h2,h3,h4 { line-height: 1.4; font-weight: 700; letter-spacing: -.01em; }

/* --- Layout --- */
.container { max-width: var(--cont); margin: 0 auto; padding: 0 1.5rem; }
.section    { padding: 3.5rem 0; }

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--sh-sm);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 62px; gap: 2rem;
}
.nav__logo {
  display: flex; align-items: center; gap: .5rem;
  font-weight: 700; font-size: 1.15rem; color: var(--clr-primary);
  white-space: nowrap;
}
.nav__logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--clr-primary), #4f7dc8);
  border-radius: var(--r-sm); color: white; font-size: .95rem;
}
.nav__links {
  display: flex; align-items: center; gap: 1.75rem; list-style: none;
}
.nav__links a       { font-size: .88rem; font-weight: 500; color: var(--clr-text-md); }
.nav__links a:hover { color: var(--clr-primary); }
.nav__pin {
  display: flex; align-items: center; gap: .4rem;
  padding: .35rem 1rem;
  background: var(--clr-pinterest); color: white !important;
  border-radius: var(--r-full); font-size: .82rem; font-weight: 700;
  transition: opacity var(--tr);
}
.nav__pin:hover { opacity: .85; color: white !important; }
.nav__pin svg   { width: 14px; height: 14px; fill: white; flex-shrink: 0; }

/* ============================================
   HERO (Homepage)
   ============================================ */
.hero {
  padding: 4.5rem 0;
  background: linear-gradient(152deg, #132d4e 0%, #1e3a5f 45%, #152c4a 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -30%; right: -8%;
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(249,115,22,.18) 0%, transparent 68%);
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 1; max-width: 620px; }
.hero__tag {
  display: inline-flex; align-items: center; gap: .3rem;
  padding: 3px 12px;
  background: rgba(249,115,22,.18); border: 1px solid rgba(249,115,22,.35);
  color: #fdba74; border-radius: var(--r-full);
  font-size: .76rem; font-weight: 700; letter-spacing: .06em;
  margin-bottom: 1rem;
}
.hero__title {
  font-size: clamp(1.75rem, 3.8vw, 2.7rem);
  color: #fff; line-height: 1.32; margin-bottom: 1rem;
}
.hero__title span { color: #fb923c; }
.hero__desc {
  font-size: .96rem; color: rgba(255,255,255,.72);
  line-height: 1.85; margin-bottom: 1.75rem; max-width: 460px;
}
.hero__stats { display: flex; gap: 2.5rem; margin-bottom: 2rem; }
.hero__stat-num {
  font-family: var(--font-num); font-size: 2.2rem; font-weight: 700;
  color: #fb923c; line-height: 1;
}
.hero__stat-label { font-size: .78rem; color: rgba(255,255,255,.55); margin-top: 4px; }
.hero__cta {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: 14px 28px;
  background: var(--clr-accent); color: white;
  border-radius: var(--r-full); font-weight: 700; font-size: .95rem;
  box-shadow: 0 4px 20px rgba(249,115,22,.4);
  transition: all var(--tr);
}
.hero__cta:hover {
  background: var(--clr-accent-dk); color: white;
  transform: translateY(-2px); box-shadow: 0 6px 26px rgba(249,115,22,.5);
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section__header {
  display: flex; align-items: baseline; justify-content: space-between;
  margin-bottom: 1.75rem;
}
.section__title {
  font-size: 1.35rem; color: var(--clr-primary);
  display: flex; align-items: center; gap: .6rem;
}
.section__title::before {
  content: ''; display: inline-block; width: 4px; height: 1.35rem;
  background: linear-gradient(180deg, var(--clr-accent), #fbbf24);
  border-radius: 2px;
}
.section__link { font-size: .83rem; color: var(--clr-text-sm); font-weight: 500; }

/* ============================================
   ARTICLE CARDS
   ============================================ */
.articles-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 1.5rem;
}
.card {
  background: var(--clr-surface); border-radius: var(--r-lg);
  overflow: hidden; box-shadow: var(--sh-md);
  border: 1px solid var(--clr-border-lt);
  display: flex; flex-direction: column;
  transition: transform var(--tr), box-shadow var(--tr);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--sh-hover); }
.card__thumb {
  width: 100%; aspect-ratio: 16/9; object-fit: cover;
  background: linear-gradient(135deg, #dbeafe, #e0f2fe);
}
.card__thumb-placeholder {
  width: 100%; aspect-ratio: 16/9;
  display: flex; align-items: center; justify-content: center;
  font-size: 3.5rem;
}
.card__body {
  padding: 1.25rem 1.25rem 1.5rem;
  flex: 1; display: flex; flex-direction: column; gap: .55rem;
}
.card__cat {
  display: inline-flex; padding: 2px 10px;
  background: var(--clr-surface-2); color: var(--clr-primary);
  border-radius: var(--r-full); font-size: .72rem; font-weight: 700;
  align-self: flex-start;
}
.card__title { font-size: 1rem; color: var(--clr-text); line-height: 1.55; flex: 1; }
.card__meta {
  display: flex; gap: 1rem; font-size: .78rem; color: var(--clr-text-sm);
  padding-top: .6rem; border-top: 1px solid var(--clr-border-lt);
}
.badge-new {
  display: inline-flex; align-items: center; padding: 1px 8px;
  background: #dcfce7; color: #15803d; border-radius: var(--r-full);
  font-size: .7rem; font-weight: 700;
}
.badge-soon {
  display: inline-flex; align-items: center; padding: 1px 8px;
  background: var(--clr-ok-bg); color: var(--clr-ok); border-radius: var(--r-full);
  font-size: .7rem; font-weight: 700;
}

/* ============================================
   PINTEREST CTA BANNER
   ============================================ */
.pinterest-banner {
  background: linear-gradient(135deg, #e60023, #c0001d);
  border-radius: var(--r-lg); padding: 2rem 2.5rem;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; box-shadow: 0 8px 32px rgba(230,0,35,.18);
  margin: 2rem 0;
}
.pinterest-banner__text h3 { color: white; font-size: 1.15rem; margin-bottom: .3rem; }
.pinterest-banner__text p  { color: rgba(255,255,255,.78); font-size: .88rem; }
.btn-pin {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: 12px 22px; background: white; color: var(--clr-pinterest) !important;
  border-radius: var(--r-full); font-weight: 700; font-size: .88rem;
  white-space: nowrap; box-shadow: var(--sh-md); transition: all var(--tr);
}
.btn-pin:hover { transform: translateY(-2px); box-shadow: var(--sh-lg); }
.btn-pin svg   { width: 18px; height: 18px; fill: var(--clr-pinterest); flex-shrink: 0; }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--clr-primary); padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}
.footer__inner {
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem; margin-bottom: 2rem;
}
.footer__logo   { font-size: 1.1rem; font-weight: 700; color: white; margin-bottom: .5rem; }
.footer__desc   { font-size: .82rem; line-height: 1.8; color: rgba(255,255,255,.55); }
.footer__col-title {
  font-size: .78rem; font-weight: 700; color: white;
  margin-bottom: 1rem; text-transform: uppercase; letter-spacing: .08em;
}
.footer__links  { list-style: none; display: flex; flex-direction: column; gap: .55rem; }
.footer__links a { font-size: .82rem; color: rgba(255,255,255,.55); }
.footer__links a:hover { color: white; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1); padding-top: 1.25rem;
  display: flex; align-items: center; justify-content: space-between;
  font-size: .78rem; color: rgba(255,255,255,.38);
}
.footer__disclaimer {
  font-size: .75rem; color: rgba(255,255,255,.38);
  line-height: 1.8; margin-top: 1rem; padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,.08);
}

/* ============================================
   ARTICLE HEADER
   ============================================ */
.article-header {
  background: linear-gradient(152deg, #132d4e 0%, #1e3a5f 55%, #152c4a 100%);
  padding: 2.5rem 0 3.5rem; position: relative; overflow: hidden;
}
.article-header::after {
  content: ''; position: absolute; bottom: -1px; left: 0; right: 0;
  height: 40px; background: var(--clr-bg);
  clip-path: ellipse(60% 100% at 50% 100%);
}
.article-header::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 85% 20%, rgba(249,115,22,.1) 0%, transparent 55%);
  pointer-events: none;
}
.breadcrumb {
  display: flex; align-items: center; gap: .5rem; flex-wrap: wrap;
  font-size: .78rem; color: rgba(255,255,255,.48);
  margin-bottom: 1.25rem; list-style: none;
}
.breadcrumb a { color: rgba(255,255,255,.58); }
.breadcrumb a:hover { color: white; }
.breadcrumb li:not(:last-child)::after { content: '›'; margin-left: .5rem; }
.article-header__meta {
  display: flex; align-items: center; gap: .75rem;
  margin-bottom: .9rem; flex-wrap: wrap;
}
.tag {
  display: inline-flex; padding: 3px 10px;
  border-radius: var(--r-full); font-size: .72rem; font-weight: 700;
}
.tag--cat  { background: rgba(249,115,22,.2); border:1px solid rgba(249,115,22,.35); color: #fdba74; }
.tag--cnt  { background: rgba(255,255,255,.14); color: rgba(255,255,255,.65); }
.article-header__date { font-size: .78rem; color: rgba(255,255,255,.45); font-family: var(--font-num); }
.article-header__title {
  font-size: clamp(1.45rem, 3.2vw, 2.1rem); color: white;
  line-height: 1.4; margin-bottom: .9rem;
}
.article-header__desc {
  font-size: .93rem; color: rgba(255,255,255,.68);
  max-width: 600px; line-height: 1.85;
}

/* ============================================
   ARTICLE LAYOUT
   ============================================ */
.article-layout {
  display: grid; grid-template-columns: 1fr var(--sidebar);
  gap: 2.5rem; align-items: start;
  padding: 2.5rem 0 4rem;
  min-width: 0;
}
.article-layout > * { min-width: 0; }

/* ============================================
   ARTICLE BODY
   ============================================ */
.article-body { min-width: 0; overflow-x: hidden; }

.article-body h2 {
  font-size: 1.22rem; color: var(--clr-primary);
  padding: .6rem 1rem; margin: 2.5rem 0 1.25rem;
  border-left: 4px solid var(--clr-accent);
  background: var(--clr-surface-2);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}
.article-body h2:first-of-type { margin-top: 0; }
.article-body h3 {
  font-size: 1.05rem; color: var(--clr-text);
  padding-bottom: .35rem; margin: 1.75rem 0 .9rem;
  border-bottom: 2px solid var(--clr-border);
  display: flex; align-items: center; gap: .5rem;
}
.article-body h3::before {
  content: ''; display: inline-block; width: 3px; height: 1rem;
  background: var(--clr-primary-lt); border-radius: 2px; flex-shrink: 0;
}
.article-body p {
  margin-bottom: 1rem; color: var(--clr-text-md);
  font-size: .94rem; line-height: 1.9;
}
.article-body ul, .article-body ol {
  padding-left: 1.5rem; margin-bottom: 1rem;
}
.article-body li {
  margin-bottom: .35rem; color: var(--clr-text-md);
  font-size: .94rem; line-height: 1.8;
}
.article-body strong { color: var(--clr-text); font-weight: 700; }

/* Lead box */
.article-lead {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-left: 4px solid var(--clr-primary);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: 1.25rem 1.5rem; margin-bottom: 2rem;
}
.article-lead p { margin: 0; font-size: .95rem; color: var(--clr-text-md); line-height: 1.9; }

/* Not-for box */
.not-for-box {
  background: #fffbeb; border: 1px solid #fde68a;
  border-radius: var(--r-md); padding: 1.25rem 1.5rem; margin: 1.75rem 0;
}
.not-for-box__title {
  font-size: .95rem; font-weight: 700; color: #92400e;
  margin-bottom: .75rem; display: flex; align-items: center; gap: .4rem;
}
.not-for-box ul { list-style: none; padding: 0; }
.not-for-box li {
  padding: .3rem 0 .3rem 1.6rem; position: relative;
  color: #78350f; font-size: .9rem;
}
.not-for-box li::before {
  content: '✗'; position: absolute; left: 0;
  color: #dc2626; font-weight: 700;
}

/* Criteria cards */
.criteria-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1rem; margin: 1.5rem 0;
}
.criteria-card {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--r-md); padding: 1.1rem 1.25rem; box-shadow: var(--sh-sm);
}
.criteria-card__num {
  font-family: var(--font-num); font-size: 1.9rem; font-weight: 700;
  color: var(--clr-accent); line-height: 1; margin-bottom: .3rem;
}
.criteria-card__title { font-size: .88rem; font-weight: 700; color: var(--clr-primary); margin-bottom: .5rem; }
.criteria-card__body  { font-size: .8rem; color: var(--clr-text-sm); line-height: 1.7; }

/* Comparison table */
.table-wrap {
  overflow-x: auto; margin: 1.75rem 0;
  border-radius: var(--r-md); box-shadow: var(--sh-md);
  border: 1px solid var(--clr-border);
}
.comp-table {
  width: 100%; border-collapse: collapse;
  font-size: .82rem; background: var(--clr-surface);
  white-space: nowrap;
}
.comp-table thead { background: var(--clr-primary); color: white; }
.comp-table thead th {
  padding: .65rem 1rem; text-align: center;
  font-size: .76rem; font-weight: 600; letter-spacing: .03em;
}
.comp-table thead th:first-child { text-align: left; min-width: 200px; }
.comp-table tbody tr:nth-child(even) { background: var(--clr-bg); }
.comp-table tbody tr:hover { background: var(--clr-surface-2); }
.comp-table td {
  padding: .65rem 1rem; border-bottom: 1px solid var(--clr-border-lt);
  text-align: center; vertical-align: middle;
}
.comp-table td:first-child { text-align: left; font-weight: 600; color: var(--clr-primary); }
.comp-table td:last-child {
  text-align: left; white-space: normal; min-width: 150px;
  font-size: .78rem; color: var(--clr-text-sm);
}

/* Rating badges */
.badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 26px; height: 26px; padding: 0 6px;
  border-radius: var(--r-full); font-size: .82rem; font-weight: 700;
}
.badge--great { background: var(--clr-great-bg); color: var(--clr-great); }
.badge--good  { background: var(--clr-good-bg);  color: var(--clr-good);  }
.badge--ok    { background: var(--clr-ok-bg);    color: var(--clr-ok);    }
.badge--na    { background: var(--clr-na-bg);    color: var(--clr-na);    }
.badge--loop  { background: #f3f4f6;             color: #6b7280;          font-size: .7rem; }

/* Product review cards */
.product-review {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--r-lg); padding: 1.75rem; margin: 1.75rem 0;
  box-shadow: var(--sh-sm);
}
.product-review__header {
  display: flex; align-items: center; gap: 1rem;
  margin-bottom: 1.25rem; padding-bottom: 1rem;
  border-bottom: 1px solid var(--clr-border-lt);
}
.product-review__num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-lt));
  color: white; border-radius: var(--r-sm);
  font-family: var(--font-num); font-size: 1.05rem; font-weight: 700;
}
.product-review__name { font-size: 1.08rem; font-weight: 700; color: var(--clr-primary); line-height: 1.35; }
.review-points {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1rem; margin-bottom: 1rem;
}
.review-point {
  padding: 1rem 1.1rem; border-radius: var(--r-md); font-size: .86rem; line-height: 1.75;
}
.review-point--good { background: #f0fdf4; border: 1px solid #bbf7d0; }
.review-point--bad  { background: #fff7ed; border: 1px solid #fed7aa; }
.review-point__label {
  font-size: .76rem; font-weight: 700; margin-bottom: .4rem;
  display: flex; align-items: center; gap: 4px;
}
.review-point--good .review-point__label { color: #15803d; }
.review-point--bad  .review-point__label { color: #c2410c; }
.review-point__body { color: var(--clr-text-md); }
.who-for {
  background: var(--clr-surface-2); border-radius: var(--r-md);
  padding: .85rem 1rem; font-size: .86rem; color: var(--clr-text-md);
  display: flex; gap: .6rem; align-items: flex-start;
}
.who-for__label { font-weight: 700; color: var(--clr-primary); white-space: nowrap; flex-shrink: 0; }

/* Experience placeholder */
.exp-placeholder {
  display: flex; gap: .6rem; align-items: flex-start;
  background: #fef9c3; border: 1.5px dashed #fbbf24;
  border-radius: var(--r-md); padding: .9rem 1rem;
  margin: .85rem 0; font-size: .83rem; color: #78350f; line-height: 1.7;
}
.exp-placeholder__icon { font-size: 1.1rem; flex-shrink: 0; }

/* Use-case table */
.usecase-table {
  width: 100%; border-collapse: collapse; font-size: .87rem;
  background: var(--clr-surface); border-radius: var(--r-md);
  overflow: hidden; box-shadow: var(--sh-sm); margin: 1.75rem 0;
}
.usecase-table th {
  background: var(--clr-primary); color: white;
  padding: .6rem 1rem; text-align: left; font-size: .78rem;
}
.usecase-table td {
  padding: .7rem 1rem; border-bottom: 1px solid var(--clr-border-lt);
  color: var(--clr-text-md); vertical-align: top;
}
.usecase-table tr:last-child td { border-bottom: none; }
.usecase-table td:first-child  { font-weight: 600; color: var(--clr-text); min-width: 190px; }
.usecase-table td:nth-child(2) { font-weight: 600; color: var(--clr-primary); min-width: 200px; }
.usecase-table tr:nth-child(even) { background: var(--clr-bg); }

/* Summary box */
.summary-box {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-lt));
  border-radius: var(--r-lg); padding: 1.75rem; color: white; margin: 2rem 0;
}
.summary-box h2 {
  font-size: 1.05rem; color: white; background: transparent;
  border-left: 4px solid #fb923c; margin-bottom: 1rem; margin-top: 0;
}
.summary-box p { color: rgba(255,255,255,.84); font-size: .91rem; line-height: 1.9; }

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar { position: sticky; top: 78px; }
.toc-card {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--r-md); padding: 1.25rem; margin-bottom: 1.25rem;
  box-shadow: var(--sh-sm);
}
.toc-card__title {
  font-size: .78rem; font-weight: 700; color: var(--clr-primary);
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: 1rem;
}
.toc-list { list-style: none; display: flex; flex-direction: column; gap: 2px; }
.toc-list a {
  display: block; padding: 5px .6rem;
  font-size: .8rem; color: var(--clr-text-md);
  border-radius: var(--r-sm); transition: all var(--tr); line-height: 1.45;
}
.toc-list a:hover, .toc-list a.is-active {
  background: var(--clr-surface-2); color: var(--clr-primary);
  padding-left: 1rem;
}
.toc-list__sub { padding-left: .8rem; margin-top: 2px; }
.toc-list__sub a { font-size: .76rem; color: var(--clr-text-sm); }
.sidebar-pin {
  background: linear-gradient(135deg, var(--clr-pinterest), #c0001d);
  border-radius: var(--r-md); padding: 1.25rem; text-align: center;
}
.sidebar-pin h3  { font-size: .92rem; color: white; margin-bottom: .5rem; }
.sidebar-pin p   { font-size: .82rem; color: rgba(255,255,255,.8); margin-bottom: 1rem; line-height: 1.65; }
.sidebar-pin .btn-pin { width: 100%; justify-content: center; }

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.fade-up {
  opacity: 0; transform: translateY(22px);
  transition: opacity .55s ease, transform .55s ease;
}
.fade-up.is-visible { opacity: 1; transform: translateY(0); }
.fade-up:nth-child(2) { transition-delay: .1s; }
.fade-up:nth-child(3) { transition-delay: .2s; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .article-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .criteria-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .footer__inner { grid-template-columns: 1fr; gap: 1.75rem; }
  .pinterest-banner { flex-direction: column; text-align: center; }
  .nav__links { display: none; }
  .hero { padding: 3rem 0; }
  .review-points { grid-template-columns: 1fr; }
  .articles-grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: .5rem; text-align: center; }
}
@media (max-width: 480px) {
  .container { padding: 0 1rem; }
  .article-body h2 { font-size: 1.1rem; }
  .product-review { padding: 1.25rem; }
}