/*
 * layout.css — Grid system, containers, responsive layout
 * Mobile-first. All color via CSS custom properties.
 * BEM: .compare-[component]__[element]--[modifier]
 */

/* ─── Site Wrapper ───────────────────────────────────────────────────────────── */

.compare-site {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--color-bg);
}

.compare-site__main {
  flex: 1;
}

/* ─── Container ──────────────────────────────────────────────────────────────── */

.compare-container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.compare-container--narrow {
  max-width: 780px;
}

.compare-container--wide {
  max-width: 1400px;
}

@media (min-width: 640px) {
  .compare-container {
    padding-left: var(--space-8);
    padding-right: var(--space-8);
  }
}

@media (min-width: 1280px) {
  .compare-container {
    padding-left: var(--space-10);
    padding-right: var(--space-10);
  }
}

/* ─── Header ─────────────────────────────────────────────────────────────────── */

.compare-header {
  background-color: var(--color-nav-bg);
  color: var(--color-nav-text);
  position: relative;
  z-index: var(--z-fixed);
}

.compare-header--sticky {
  position: sticky;
  top: 0;
}

.compare-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  min-height: 64px;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

/* ─── Navigation ─────────────────────────────────────────────────────────────── */

.compare-nav {
  display: none;
}

.compare-nav__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.compare-nav__item {
  position: relative;
  margin: 0;
}

.compare-nav__link {
  display: block;
  color: var(--color-nav-text);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.compare-nav__link:hover,
.compare-nav__link:focus,
.compare-nav__item.current-menu-item > .compare-nav__link,
.compare-nav__item.current-page-ancestor > .compare-nav__link {
  color: var(--color-nav-hover);
  background-color: rgba(255, 255, 255, 0.1);
}

/* Dropdown */
.compare-nav__dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  list-style: none;
  padding: var(--space-2);
  margin: var(--space-1) 0 0;
  z-index: var(--z-dropdown);
}

.compare-nav__item:hover > .compare-nav__dropdown,
.compare-nav__item:focus-within > .compare-nav__dropdown {
  display: block;
}

.compare-nav__dropdown .compare-nav__link {
  color: var(--color-text);
  font-size: var(--text-sm);
}

.compare-nav__dropdown .compare-nav__link:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

@media (min-width: 1024px) {
  .compare-nav {
    display: block;
  }
}

/* Mobile menu */
.compare-mobile-menu {
  display: flex;
  align-items: center;
}

.compare-mobile-menu__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  color: var(--color-nav-text);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.compare-mobile-menu__toggle:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.compare-mobile-menu__toggle svg {
  width: 24px;
  height: 24px;
}

@media (min-width: 1024px) {
  .compare-mobile-menu {
    display: none;
  }
}

/* Mobile nav drawer */
.compare-mobile-nav {
  display: none;
  background-color: var(--color-nav-bg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-4) 0;
}

.compare-mobile-nav--open {
  display: block;
}

.compare-mobile-nav .compare-nav__list {
  flex-direction: column;
  align-items: stretch;
  gap: 0;
}

.compare-mobile-nav .compare-nav__link {
  padding: var(--space-3) var(--space-6);
  border-radius: 0;
}

/* ─── Below Header Area ───────────────────────────────────────────────────────── */

.compare-below-header {
  border-bottom: 1px solid var(--color-border);
}

.compare-below-header:empty {
  display: none;
}

/* ─── Breadcrumb ─────────────────────────────────────────────────────────────── */

.compare-breadcrumb-bar {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg-soft);
}

/* ─── Content Layout: Two-column (ads on) ────────────────────────────────────── */

.compare-content-wrap {
  padding-top: var(--space-10);
  padding-bottom: var(--space-16);
}

.compare-site-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  max-width: 1200px;
  margin: 0 auto;
}

/* Ads on: two-column layout */
@media (min-width: 1024px) {
  .ads-on .compare-site-content {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: var(--space-12);
  }
}

/* Ads off: single column centered reading layout */
.ads-off .compare-site-content {
  grid-template-columns: 1fr;
  max-width: 780px;
}

/* Sidebar hidden when ads off */
.ads-off .compare-sidebar,
.ads-hidden .compare-sidebar {
  display: none;
}

/* Article takes full width when sidebar hidden */
.ads-off .compare-article,
.ads-hidden .compare-article {
  max-width: 100%;
}

/* ─── Article ────────────────────────────────────────────────────────────────── */

.compare-article {
  min-width: 0; /* Prevent grid blowout */
}

/* ─── Sidebar ────────────────────────────────────────────────────────────────── */

.compare-sidebar {
  min-width: 0;
}

/* On mobile: sidebar goes above article (TOC accessible first) */
@media (max-width: 1023px) {
  .compare-site-content {
    display: flex;
    flex-direction: column;
  }

  .compare-sidebar {
    order: -1;
  }

  /* On mobile, only show TOC from sidebar — hide ad zones */
  .compare-sidebar .compare-ad-zone {
    display: none;
  }
}

/* ─── Homepage Layout ────────────────────────────────────────────────────────── */

.compare-home-content {
  padding-top: var(--space-12);
  padding-bottom: var(--space-16);
}

/* ─── Archive Layout ─────────────────────────────────────────────────────────── */

.compare-archive-content {
  padding-top: var(--space-10);
  padding-bottom: var(--space-16);
}

.compare-archive-header {
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-8);
  border-bottom: 2px solid var(--color-border);
}

.compare-archive__title {
  font-size: var(--text-3xl);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.compare-archive__description {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 65ch;
}

/* ─── Post Grid ──────────────────────────────────────────────────────────────── */

.compare-post-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 640px) {
  .compare-post-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .compare-post-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ─── Post Card ──────────────────────────────────────────────────────────────── */

.compare-post-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

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

.compare-post-card__image {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.compare-post-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
  margin: 0;
}

.compare-post-card:hover .compare-post-card__image img {
  transform: scale(1.03);
}

.compare-post-card__body {
  padding: var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.compare-post-card__category {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  text-decoration: none;
  margin-bottom: var(--space-2);
  display: block;
}

.compare-post-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  line-height: 1.3;
  margin: 0 0 var(--space-3);
}

.compare-post-card__title a {
  color: var(--color-text);
  text-decoration: none;
}

.compare-post-card__title a:hover {
  color: var(--color-primary);
}

.compare-post-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.compare-post-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.compare-post-card__meta svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* ─── Pagination ─────────────────────────────────────────────────────────────── */

.compare-pagination {
  margin-top: var(--space-12);
  display: flex;
  justify-content: center;
}

.compare-pagination .nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.compare-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.compare-pagination .page-numbers:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.compare-pagination .page-numbers.current {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #FFFFFF;
}

.compare-pagination .page-numbers.dots {
  border: none;
  pointer-events: none;
}

/* ─── Footer ─────────────────────────────────────────────────────────────────── */

.compare-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
}

.compare-footer__widgets {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

@media (min-width: 640px) {
  .compare-footer__widgets {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .compare-footer__widgets {
    grid-template-columns: repeat(3, 1fr);
  }
}

.compare-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .compare-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.compare-footer__copyright {
  font-size: var(--text-sm);
  color: var(--color-footer-text);
}

.compare-footer__links {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  justify-content: center;
}

.compare-footer__links a {
  color: var(--color-footer-text);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.compare-footer__links a:hover {
  color: #FFFFFF;
}

.compare-footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-footer-text);
  margin-top: var(--space-4);
}

.compare-footer__disclaimer {
  font-size: var(--text-xs);
  color: var(--color-footer-text);
  opacity: 0.7;
  max-width: 65ch;
  line-height: 1.6;
  margin-top: var(--space-4);
}

/* ─── Search Result Layout ────────────────────────────────────────────────────── */

.compare-search-content {
  padding-top: var(--space-10);
  padding-bottom: var(--space-16);
  max-width: 780px;
  margin: 0 auto;
}

.compare-search-header {
  margin-bottom: var(--space-10);
}

.compare-search-result {
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--color-border);
}

.compare-search-result:last-child {
  border-bottom: none;
}

.compare-search-result__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
  margin-top: 0;
}

.compare-search-result__url {
  color: var(--color-pros);
  font-size: var(--text-sm);
  text-decoration: none;
  display: block;
  margin-bottom: var(--space-2);
}

.compare-search-result__excerpt {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.6;
}

/* ─── 404 Layout ─────────────────────────────────────────────────────────────── */

.compare-404-content {
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.compare-404-content__code {
  font-size: clamp(5rem, 15vw, 10rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-light);
  line-height: 1;
  margin-bottom: var(--space-4);
  font-family: var(--font-display);
}

.compare-404-content__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
}

.compare-404-content__message {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  margin-bottom: var(--space-8);
}

/* ─── Responsive Helpers ─────────────────────────────────────────────────────── */

@media (max-width: 639px) {
  .compare-hide-mobile {
    display: none !important;
  }
}

@media (min-width: 640px) {
  .compare-hide-desktop {
    display: none !important;
  }
}