/*
Theme Name: UpgradeLifeTech
Theme URI: https://upgradelifetech.com/
Author: UpgradeLifeTech
Author URI: https://upgradelifetech.com/
Description: A premium, editorial technology theme for an Amazon affiliate content site. Clean, fast, mobile-first, SEO-ready, with review, buying-guide, and deal content types.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: upgradelifetech
Tags: news, blog, one-column, custom-menu, featured-images, translation-ready
*/

/* ==========================================================================
   1. Design tokens
   ========================================================================== */
:root {
  /* Color */
  --color-ink: #16181d;
  --color-text: #2a2e35;
  --color-muted: #5b6472;
  --color-faint: #8a93a3;
  --color-bg: #ffffff;
  --color-bg-soft: #f6f7f9;
  --color-bg-strong: #eef0f3;
  --color-border: #e6e8ec;
  --color-border-strong: #d3d7de;
  --color-accent: #1d4ed8;
  --color-accent-soft: #e8eefc;
  --color-on-accent: #ffffff;
  --color-rating: #e8a33d;
  --color-positive: #1e7f4f;
  --color-negative: #b3413a;

  /* Typography */
  --font-display: "Newsreader", Georgia, "Times New Roman", serif;
  --font-body: "Inter", -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --fs-display: clamp(2.25rem, 5vw, 3.5rem);
  --fs-h1: clamp(2rem, 4vw, 2.75rem);
  --fs-h2: clamp(1.5rem, 2.5vw, 1.875rem);
  --fs-h3: clamp(1.25rem, 2vw, 1.5rem);
  --fs-h4: 1.125rem;
  --fs-body: 1.0625rem;
  --fs-small: 0.875rem;
  --fs-eyebrow: 0.8125rem;

  /* Layout */
  --container: 1200px;
  --content: 720px;
  --gutter: clamp(16px, 4vw, 32px);

  /* Shape & motion */
  --radius: 10px;
  --radius-sm: 8px;
  --shadow-card: 0 1px 2px rgba(22, 24, 29, 0.05);
  --shadow-lift: 0 6px 16px rgba(22, 24, 29, 0.08);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ==========================================================================
   2. Reset & base
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-ink);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 600;
  letter-spacing: -0.012em;
  text-wrap: balance;
}

p {
  margin: 0 0 1.25em;
  text-wrap: pretty;
}

ul, ol {
  margin: 0 0 1.25em;
  padding-left: 1.5em;
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
}

::selection {
  background: var(--color-accent-soft);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 10px 16px;
  background: var(--color-ink);
  color: #fff;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus {
  left: 0;
}

/* ==========================================================================
   3. Layout
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--narrow {
  max-width: var(--content);
  margin-inline: auto;
}

.section {
  padding-block: clamp(48px, 8vw, 96px);
}

.section--tint {
  background: var(--color-bg-soft);
}

.section__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.section__title {
  font-size: var(--fs-h2);
  margin: 0;
}

.section__link {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-accent);
  white-space: nowrap;
}

/* ==========================================================================
   4. Grids
   ========================================================================== */
.grid {
  display: grid;
  gap: 24px;
}

.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }

/* ==========================================================================
   5. Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s var(--ease), background-color 0.15s var(--ease),
    border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

.btn:hover {
  text-decoration: none;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-on-accent);
}
.btn--primary:hover {
  background: #1740b5;
  transform: translateY(-1px);
}

.btn--secondary {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-border-strong);
}
.btn--secondary:hover {
  border-color: var(--color-ink);
  transform: translateY(-1px);
}

.btn--amazon {
  background: var(--color-rating);
  color: #2a1e04;
  box-shadow: 0 1px 2px rgba(22, 15, 2, 0.14), 0 3px 10px rgba(22, 15, 2, 0.10);
}
.btn--amazon:hover {
  background: #d8942b;
  transform: translateY(-1px);
  box-shadow: 0 3px 6px rgba(22, 15, 2, 0.16), 0 8px 20px rgba(22, 15, 2, 0.14);
}
.btn__arrow {
  display: inline-flex;
  transition: transform 0.15s var(--ease);
}
.btn--amazon:hover .btn__arrow {
  transform: translateX(3px);
}

.btn--lg {
  padding: 14px 28px;
  font-size: 1rem;
}

/* ==========================================================================
   6. Header & navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
}

.site-brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-ink);
  letter-spacing: -0.01em;
}
.site-brand:hover {
  text-decoration: none;
}

.custom-logo {
  display: block;
  max-height: 44px;
  width: auto;
  height: auto;
}

.site-brand__accent {
  color: var(--color-accent);
}

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

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__list li {
  margin: 0;
}
.site-nav__list a {
  display: block;
  padding: 8px 12px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
}
.site-nav__list a:hover {
  background: var(--color-bg-soft);
  text-decoration: none;
}
.site-nav__list .current-menu-item > a,
.site-nav__list .current_page_item > a,
.site-nav__list .current-menu-ancestor > a {
  color: var(--color-accent);
  font-weight: 600;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
  color: var(--color-text);
}
.icon-btn:hover {
  border-color: var(--color-border-strong);
  background: var(--color-bg-soft);
}

.icon-btn svg {
  width: 20px;
  height: 20px;
}

.nav-toggle {
  display: none;
}

/* Header search */
.site-search {
  display: none;
}
.site-search.is-open {
  display: block;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}
.site-search form {
  display: flex;
  gap: 8px;
  padding-block: 12px;
}
.site-search input[type="search"] {
  flex: 1;
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg-soft);
}
.site-search input[type="search"]:focus {
  background: #fff;
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
}

/* Mobile menu */
.mobile-menu {
  display: none;
}
.mobile-menu.is-open {
  display: block;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}
.mobile-menu ul {
  list-style: none;
  margin: 0;
  padding: 8px 0;
}
.mobile-menu .site-nav__list {
  display: block;
}
.mobile-menu a {
  display: block;
  padding: 12px 4px;
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-bg-soft);
}
.mobile-menu a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

/* ==========================================================================
   7. Hero
   ========================================================================== */
.hero {
  background: var(--color-bg-soft);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
  padding-block: clamp(56px, 10vw, 112px);
}

.hero__inner {
  max-width: 780px;
  margin-inline: auto;
}

.eyebrow {
  display: inline-block;
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.hero__title {
  font-size: var(--fs-display);
  margin: 16px 0;
}

.hero__lead {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--color-muted);
  max-width: 60ch;
  margin: 0 auto 32px;
}

.hero__cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================================
   8. Cards
   ========================================================================== */
.card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease),
    box-shadow 0.18s var(--ease);
}

.card:hover {
  transform: translateY(-2px);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-lift);
}

.card__media {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--color-bg-soft);
  overflow: hidden;
}
.card__media--square {
  aspect-ratio: 1 / 1;
}
.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card__body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  flex: 1;
}

.card__title {
  font-size: 1.1875rem;
  line-height: 1.25;
  margin: 0;
}
.card__title a {
  color: var(--color-ink);
}
.card__title a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.card__excerpt {
  font-size: var(--fs-small);
  color: var(--color-muted);
  margin: 0;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card__meta {
  margin-top: auto;
  padding-top: 8px;
  font-size: var(--fs-small);
  color: var(--color-muted);
}

.card__rating {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-ink);
}

.card__cta {
  margin-top: 4px;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-accent);
}

.card__cta::after {
  content: " →";
}

/* Review card specifics */
.card--review .card__body {
  gap: 6px;
}

.card--review .card__product {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.2;
  margin: 0;
}
.card--review .card__product a {
  color: inherit;
}
.card--review .card__product a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

/* Category card */
.card--category {
  align-items: flex-start;
  padding: 24px;
  border: none;
  background: var(--color-bg-soft);
}
.card--category:hover {
  box-shadow: var(--shadow-lift);
}
.card--category__name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0 0 4px;
}
.card--category__count {
  font-size: var(--fs-small);
  color: var(--color-muted);
}
.card--category--gadgets { background: #eef4ff; }
.card--category--smart-home { background: #eaf7f0; }
.card--category--computers { background: #f1eefb; }
.card--category--outdoor-tech { background: #f6f3ec; }
.card--category--software-ai { background: #fdeff2; }

/* Guide card */
.card--guide {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
}
.card--guide__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.card--guide__title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0;
}
.card--guide__sub {
  font-size: var(--fs-small);
  color: var(--color-muted);
}
.card--guide__arrow {
  color: var(--color-accent);
  font-size: 1.25rem;
  flex-shrink: 0;
}

/* ==========================================================================
   9. Rating stars
   ========================================================================== */
.rating {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.rating svg {
  width: 16px;
  height: 16px;
}
.rating__value {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-ink);
}
.rating__max {
  color: var(--color-muted);
  font-weight: 400;
}

/* ==========================================================================
   10. Breadcrumbs
   ========================================================================== */
.breadcrumbs {
  font-size: var(--fs-small);
  color: var(--color-muted);
  padding-block: 16px;
}
.breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 0;
  padding: 0;
}
.breadcrumbs li + li::before {
  content: "/";
  margin-inline: 6px;
  color: var(--color-faint);
}
.breadcrumbs a {
  color: var(--color-muted);
}
.breadcrumbs a:hover {
  color: var(--color-accent);
}
.breadcrumbs [aria-current="page"] {
  color: var(--color-ink);
}

/* ==========================================================================
   11. Article (single) header
   ========================================================================== */
.single {
  padding-block: 24px clamp(48px, 8vw, 96px);
}

.article-header {
  max-width: var(--content);
  margin-inline: auto;
}

.article-header__eyebrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.article-header__sep {
  color: var(--color-faint);
}

.article-header .entry-title {
  font-size: var(--fs-h1);
  margin-bottom: 16px;
}

.byline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-small);
  color: var(--color-muted);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 24px;
}
.byline__avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
}
.byline__name {
  font-weight: 600;
  color: var(--color-ink);
}
.byline a {
  color: var(--color-ink);
}
.byline__sep {
  color: var(--color-faint);
}

.article-header__image {
  margin: 24px auto 0;
  max-width: var(--container);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 21 / 9;
}
.article-header__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   12. Entry content (article body)
   ========================================================================== */
.entry-content {
  max-width: var(--content);
  margin-inline: auto;
  font-size: var(--fs-body);
  line-height: 1.7;
}

.entry-content h2 {
  font-size: var(--fs-h2);
  margin: 2em 0 0.75em;
  padding-top: 0.5em;
}
.entry-content h3 {
  font-size: var(--fs-h3);
  margin: 1.5em 0 0.5em;
}
.entry-content h4 {
  font-size: var(--fs-h4);
  margin: 1.5em 0 0.5em;
}

.entry-content a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.entry-content blockquote {
  margin: 1.5em 0;
  padding: 4px 0 4px 20px;
  border-left: 3px solid var(--color-accent);
  color: var(--color-muted);
  font-style: italic;
}

.entry-content img {
  border-radius: var(--radius);
}

.entry-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
  margin: 1.5em 0;
}
.entry-content th,
.entry-content td {
  border: 1px solid var(--color-border);
  padding: 10px 14px;
  text-align: left;
}
.entry-content th {
  background: var(--color-bg-soft);
  font-weight: 600;
}

.entry-content figure {
  margin: 1.5em 0;
}
.entry-content figcaption {
  font-size: var(--fs-small);
  color: var(--color-muted);
  margin-top: 8px;
}

.entry-content hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 2em 0;
}

/* ==========================================================================
   13. Review box (Quick Verdict)
   ========================================================================== */
.review-box {
  max-width: var(--content);
  margin: 0 auto 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg-soft);
  overflow: hidden;
}

.review-box__head {
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--fs-eyebrow);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink);
}

.review-box__bestfor {
  padding: 16px 20px 0;
  font-size: var(--fs-body);
}
.review-box__bestfor strong {
  color: var(--color-ink);
}

.review-box__cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 20px;
}

.review-box__col h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}
.review-box__col--pros h4 { color: var(--color-positive); }
.review-box__col--cons h4 { color: var(--color-negative); }

.review-box ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.review-box li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 8px;
  font-size: var(--fs-small);
  line-height: 1.5;
}
.review-box li::before {
  position: absolute;
  left: 0;
  top: 1px;
  font-weight: 700;
}
.review-box__col--pros li::before {
  content: "✓";
  color: var(--color-positive);
}
.review-box__col--cons li::before {
  content: "✕";
  color: var(--color-negative);
}

.review-box__rating {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-top: 1px solid var(--color-border);
  font-weight: 600;
  color: var(--color-ink);
}
.review-box__rating .rating svg {
  width: 20px;
  height: 20px;
}
.review-box__rating .rating__value {
  font-size: 1.0625rem;
}


/* ==========================================================================
   15. Affiliate CTA
   ========================================================================== */
.affiliate {
  max-width: var(--content);
  margin: 32px auto;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg-soft);
  text-align: center;
}
.affiliate__price {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0 0 4px;
}
.affiliate__fineprint {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--color-border);
  text-align: left;
  font-size: 0.75rem;
  line-height: 1.4;
  color: #707885;
}
.affiliate__fineprint svg {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  margin-top: 2px;
  color: #9aa0aa;
}

/* ==========================================================================
   16. Author box
   ========================================================================== */
.author-box {
  max-width: var(--content);
  margin: 48px auto;
  display: flex;
  gap: 20px;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg-soft);
}
.author-box__avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.author-box__name {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0 0 4px;
}
.author-box__bio {
  font-size: var(--fs-small);
  color: var(--color-muted);
  margin: 0;
}

/* ==========================================================================
   17. Related posts
   ========================================================================== */
.related {
  max-width: var(--container);
  margin: 0 auto;
}
.related__title {
  font-size: var(--fs-h2);
  margin-bottom: 24px;
}

/* ==========================================================================
   18. FAQ
   ========================================================================== */
.faq {
  max-width: var(--content);
  margin: 32px auto;
}
.faq__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq__q {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ink);
  padding: 16px 20px;
  margin: 0;
}
.faq__a {
  padding: 0 20px 16px;
  font-size: var(--fs-body);
  color: var(--color-text);
}
.faq__a p {
  margin: 0;
}

/* ==========================================================================
   19. Newsletter
   ========================================================================== */
.newsletter {
  max-width: 640px;
  margin-inline: auto;
  text-align: center;
}
.newsletter__title {
  font-size: var(--fs-h2);
}
.newsletter__lead {
  color: var(--color-muted);
  margin: 0 auto 24px;
  max-width: 52ch;
}
.newsletter__form {
  display: flex;
  gap: 10px;
  max-width: 460px;
  margin-inline: auto;
}
.newsletter__form input[type="email"] {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
}
.newsletter__form input[type="email"]:focus {
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
}
.newsletter__note {
  font-size: 0.8125rem;
  color: var(--color-muted);
  margin-top: 12px;
}

/* ==========================================================================
   20. Archive
   ========================================================================== */
.archive-header {
  padding-block: clamp(32px, 6vw, 56px) 8px;
}
.archive-header__eyebrow {
  margin-bottom: 10px;
}
.archive-header .page-title {
  font-size: var(--fs-h1);
  margin: 0 0 12px;
}
.archive-header__desc {
  max-width: 68ch;
  color: var(--color-muted);
  margin: 0 0 8px;
}
.archive-header__count {
  font-size: var(--fs-small);
  color: var(--color-faint);
}

.archive-grid {
  padding-block: 32px clamp(48px, 8vw, 96px);
}

/* ==========================================================================
   21. Pagination
   ========================================================================== */
.pagination {
  margin-top: 40px;
}
.pagination .nav-links {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}
.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--color-text);
}
.pagination .page-numbers:hover {
  border-color: var(--color-border-strong);
  text-decoration: none;
}
.pagination .page-numbers.current {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.pagination .page-numbers.dots {
  border: none;
}

/* ==========================================================================
   22. Search & 404
   ========================================================================== */
.search-header,
.error404 {
  max-width: var(--content);
  margin-inline: auto;
  text-align: center;
  padding-block: clamp(64px, 10vw, 128px);
}
.search-header h1,
.error404 h1 {
  font-size: var(--fs-h1);
}
.search-header p,
.error404 p {
  color: var(--color-muted);
}
.error404 .btn {
  margin-top: 8px;
}

/* ==========================================================================
   23. Footer
   ========================================================================== */
.site-footer {
  background: var(--color-ink);
  color: #c7ccd6;
  padding-block: clamp(48px, 8vw, 72px) 24px;
}

.site-footer a {
  color: #e6e9ef;
}
.site-footer a:hover {
  color: #fff;
  text-decoration: underline;
}

.site-footer .site-brand {
  color: #fff;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.footer-col__title {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #9aa1b0;
  margin: 0 0 16px;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-col li {
  margin-bottom: 10px;
  font-size: 0.9375rem;
}

.footer-col--brand p {
  font-size: var(--fs-small);
  color: #aab1be;
  line-height: 1.6;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}
.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid #2c313b;
  border-radius: var(--radius-sm);
}
.footer-social a:hover {
  border-color: #4a5261;
  background: #23272f;
  text-decoration: none;
}
.footer-social svg {
  width: 18px;
  height: 18px;
}

.site-footer__newsletter .newsletter__form input[type="email"] {
  background: #23272f;
  border-color: #2c313b;
  color: #e6e9ef;
}
.site-footer__newsletter .newsletter__form input[type="email"]::placeholder {
  color: #7a8290;
}
.site-footer__newsletter .newsletter__note {
  color: #7a8290;
}

.site-footer__bottom {
  border-top: 1px solid #23272f;
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: #9aa1b0;
}
.site-footer__disclosure {
  max-width: 60ch;
}

/* ==========================================================================
   24. Utilities
   ========================================================================== */
.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   25. Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .site-footer__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .site-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid--3,
  .grid--2 { grid-template-columns: 1fr; }
  .hero__cta { flex-direction: column; align-items: stretch; }
  .hero__cta .btn { width: 100%; }
  .review-box__cols { grid-template-columns: 1fr; }
  .byline { gap: 6px; }
  .newsletter__form { flex-direction: column; }
  .author-box { flex-direction: column; }
  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__bottom { flex-direction: column; }
}

/* ==========================================================================
   26. Reduced motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}