/**
 * Zapfin Informe — main styles
 * Mobile-first, light theme, green primary
 */

:root {
  --color-primary: #15803d;
  --color-primary-dark: #166534;
  --color-primary-light: #dcfce7;
  --color-bg: #f8faf8;
  --color-surface: #ffffff;
  --color-text: #1a2e1a;
  --color-text-muted: #5c6b5c;
  --color-border: #e2ebe2;
  --color-link: #15803d;
  --color-link-hover: #166534;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-size-base: 1rem;
  --line-height-base: 1.65;
  --line-height-heading: 1.25;

  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;

  --shadow-sm: 0 1px 2px rgba(21, 128, 61, 0.06);
  --shadow-md: 0 4px 16px rgba(21, 128, 61, 0.08);
  --shadow-lg: 0 8px 32px rgba(21, 128, 61, 0.1);

  --container-max: 72rem;
  --container-narrow: 42rem;
  --header-height: auto;
}

/* ------------------------------------------------------------------ */
/* Base                                                               */
/* ------------------------------------------------------------------ */

html {
  font-size: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-main {
  flex: 1;
  padding-block: var(--space-xl);
}

a {
  color: var(--color-link);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color 0.15s ease;
}

a:hover,
a:focus-visible {
  color: var(--color-link-hover);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.container--narrow {
  max-width: var(--container-narrow);
}

/* Screen reader only */
.screen-reader-text {
  border: 0;
  clip: rect(1px, 1px, 1px, 1px);
  clip-path: inset(50%);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
  word-wrap: normal !important;
}

.screen-reader-text:focus {
  background-color: var(--color-surface);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  clip: auto !important;
  clip-path: none;
  color: var(--color-text);
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  height: auto;
  left: var(--space-md);
  line-height: normal;
  padding: var(--space-sm) var(--space-md);
  text-decoration: none;
  top: var(--space-md);
  width: auto;
  z-index: 100000;
}

/* ------------------------------------------------------------------ */
/* Buttons                                                            */
/* ------------------------------------------------------------------ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.625rem 1.25rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
}

.btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* ------------------------------------------------------------------ */
/* Header                                                             */
/* ------------------------------------------------------------------ */

.site-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
  padding-block: var(--space-md);
}

.site-header__brand {
  flex: 1 1 auto;
  min-width: 0;
}

.site-header__title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: var(--line-height-heading);
}

.site-header__title a {
  color: var(--color-text);
  text-decoration: none;
}

.site-header__title a:hover,
.site-header__title a:focus-visible {
  color: var(--color-primary);
}

.site-header__tagline {
  margin: 0.125rem 0 0;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  display: none;
}

.site-header__actions {
  order: 3;
  width: 100%;
}

.site-header__actions .btn {
  width: 100%;
}

/* Navigation toggle (mobile) */
.site-nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  order: 2;
}

.site-nav__toggle-bar {
  display: block;
  width: 1.25rem;
  height: 2px;
  margin-inline: auto;
  background-color: var(--color-text);
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Navigation */
.site-nav {
  order: 4;
  width: 100%;
  display: none;
}

.site-nav.is-open {
  display: block;
}

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: var(--space-sm) 0 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.site-nav__list .sub-menu {
  list-style: none;
  margin: var(--space-xs) 0 0;
  padding-left: var(--space-md);
}

.site-nav__link {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.site-nav__link:hover,
.site-nav__link:focus-visible,
.site-nav .current-menu-item > .site-nav__link,
.site-nav .current_page_item > .site-nav__link {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* WordPress adds classes directly to li and a */
.site-nav__list a {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.site-nav__list a:hover,
.site-nav__list a:focus-visible,
.site-nav__list .current-menu-item > a,
.site-nav__list .current_page_item > a {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* ------------------------------------------------------------------ */
/* Page header                                                        */
/* ------------------------------------------------------------------ */

.page-header {
  margin-bottom: var(--space-xl);
}

.page-header__title {
  margin: 0 0 var(--space-sm);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  line-height: var(--line-height-heading);
  color: var(--color-text);
}

.page-header__query {
  color: var(--color-primary);
}

.page-header__description {
  margin: 0;
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 38rem;
}

/* ------------------------------------------------------------------ */
/* Post grid & cards                                                  */
/* ------------------------------------------------------------------ */

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

.post-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  display: flex;
  flex-direction: column;
}

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

.post-card__image-link {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--color-primary-light);
}

.post-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.post-card__body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--space-sm);
}

.post-card__meta {
  margin: 0;
  font-size: 0.8125rem;
}

.post-card__category {
  display: inline-block;
  padding: 0.2rem 0.625rem;
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 600;
  text-decoration: none;
  border-radius: 999px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.post-card__category:hover,
.post-card__category:focus-visible {
  background-color: var(--color-primary);
  color: #fff;
}

.post-card__title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
  line-height: var(--line-height-heading);
}

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

.post-card__title a:hover,
.post-card__title a:focus-visible {
  color: var(--color-primary);
}

.post-card__date {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.post-card__excerpt {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  flex: 1;
}

.post-card__excerpt p {
  margin: 0;
}

.post-card__read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  margin-top: var(--space-xs);
}

.post-card__read-more:hover,
.post-card__read-more:focus-visible {
  gap: 0.5rem;
}

/* ------------------------------------------------------------------ */
/* Single article                                                     */
/* ------------------------------------------------------------------ */

.single-article__header {
  margin-bottom: var(--space-lg);
}

.single-article__category {
  margin: 0 0 var(--space-sm);
}

.single-article__category a {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 600;
  text-decoration: none;
  border-radius: 999px;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.single-article__category a:hover,
.single-article__category a:focus-visible {
  background-color: var(--color-primary);
  color: #fff;
}

.single-article__title {
  margin: 0 0 var(--space-sm);
  font-size: clamp(1.625rem, 5vw, 2.25rem);
  font-weight: 800;
  line-height: var(--line-height-heading);
  color: var(--color-text);
}

.single-article__date {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.single-article__featured {
  margin: 0 0 var(--space-xl);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.single-article__image {
  width: 100%;
  height: auto;
}

.single-article__content {
  font-size: 1.0625rem;
  line-height: 1.75;
}

.single-article__content > *:first-child {
  margin-top: 0;
}

.single-article__content > *:last-child {
  margin-bottom: 0;
}

.single-article__content h2,
.single-article__content h3,
.single-article__content h4 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  line-height: var(--line-height-heading);
  color: var(--color-text);
}

.single-article__content h2 {
  font-size: 1.5rem;
}

.single-article__content h3 {
  font-size: 1.25rem;
}

.single-article__content p {
  margin-bottom: var(--space-md);
}

.single-article__content ul,
.single-article__content ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

.single-article__content li {
  margin-bottom: var(--space-xs);
}

.single-article__content blockquote {
  margin: var(--space-lg) 0;
  padding: var(--space-md) var(--space-lg);
  border-left: 4px solid var(--color-primary);
  background-color: var(--color-primary-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--color-text);
}

.single-article__content img {
  border-radius: var(--radius-md);
  margin-block: var(--space-lg);
}

.single-article__content a {
  font-weight: 500;
}

/* CTA box */
.cta-box {
  margin-top: var(--space-2xl);
  padding: var(--space-xl);
  background: linear-gradient(135deg, var(--color-primary-light) 0%, #f0fdf4 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.cta-box__text {
  margin: 0 0 var(--space-lg);
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-text);
}

/* Post navigation */
.post-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.post-nav a {
  font-weight: 600;
  text-decoration: none;
}

.post-nav__next {
  text-align: left;
}

/* Page links inside content */
.page-links {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.page-links__label {
  font-weight: 600;
  margin-right: var(--space-sm);
}

.page-links a,
.page-links > span {
  display: inline-block;
  margin: 0.125rem;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
}

.page-links a {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.page-links a:hover,
.page-links a:focus-visible {
  background-color: var(--color-primary);
  color: #fff;
}

.page-links > span {
  background-color: var(--color-primary);
  color: #fff;
  font-weight: 600;
}

/* ------------------------------------------------------------------ */
/* Search form                                                        */
/* ------------------------------------------------------------------ */

.search-form {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  max-width: 32rem;
}

.search-form label {
  flex: 1;
  min-width: 0;
}

.search-form .search-field {
  width: 100%;
  padding: 0.625rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  color: var(--color-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.search-form .search-field:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(21, 128, 61, 0.15);
}

.search-form .search-submit {
  padding: 0.625rem 1.25rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  background-color: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color 0.15s ease;
  white-space: nowrap;
}

.search-form .search-submit:hover,
.search-form .search-submit:focus-visible {
  background-color: var(--color-primary-dark);
}

/* ------------------------------------------------------------------ */
/* Pagination                                                         */
/* ------------------------------------------------------------------ */

.pagination {
  margin-top: var(--space-2xl);
}

.pagination .nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-xs);
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  padding: 0.5rem 0.875rem;
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text);
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.pagination a:hover,
.pagination a:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.pagination .current {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  font-weight: 600;
}

/* ------------------------------------------------------------------ */
/* Empty / 404 states                                                 */
/* ------------------------------------------------------------------ */

.empty-state {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
}

.empty-state__code {
  margin: 0 0 var(--space-sm);
  font-size: clamp(3rem, 12vw, 5rem);
  font-weight: 800;
  line-height: 1;
  color: var(--color-primary-light);
  -webkit-text-stroke: 2px var(--color-primary);
}

.empty-state__title {
  margin: 0 0 var(--space-md);
  font-size: 1.5rem;
  font-weight: 700;
}

.empty-state__text {
  margin: 0 0 var(--space-lg);
  color: var(--color-text-muted);
  max-width: 28rem;
  margin-inline: auto;
}

.empty-state__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: center;
  margin-bottom: var(--space-xl);
}

.empty-state__search {
  max-width: 24rem;
  margin-inline: auto;
}

.empty-state__search .search-form {
  margin-bottom: 0;
}

/* ------------------------------------------------------------------ */
/* Footer                                                             */
/* ------------------------------------------------------------------ */

.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.site-footer__inner {
  padding-block: var(--space-xl);
  text-align: center;
}

.site-footer__text {
  margin: 0 0 var(--space-sm);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  max-width: 36rem;
  margin-inline: auto;
}

.site-footer__credit {
  margin: 0;
  font-size: 0.8125rem;
}

.site-footer__credit a {
  font-weight: 600;
  text-decoration: none;
}

/* ------------------------------------------------------------------ */
/* Responsive — tablet & up                                           */
/* ------------------------------------------------------------------ */

@media (min-width: 640px) {
  .site-header__tagline {
    display: block;
  }

  .site-header__actions {
    order: 3;
    width: auto;
  }

  .site-header__actions .btn {
    width: auto;
  }

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

  .empty-state__actions {
    flex-direction: row;
    justify-content: center;
  }

  .post-nav {
    flex-direction: row;
    justify-content: space-between;
  }

  .post-nav__next {
    text-align: right;
  }
}

@media (min-width: 768px) {
  .site-nav__toggle {
    display: none;
  }

  .site-nav {
    order: 2;
    width: auto;
    display: block !important;
  }

  .site-nav__list {
    flex-direction: row;
    flex-wrap: wrap;
    padding: 0;
    gap: var(--space-xs);
  }

  .site-nav__list .sub-menu {
    position: absolute;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    padding: var(--space-xs);
    min-width: 10rem;
  }

  .site-header__inner {
    flex-wrap: nowrap;
    gap: var(--space-lg);
  }
}

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

  .site-main {
    padding-block: var(--space-2xl);
  }
}