/* Wincollect Articles — modern blog hub & reader */

.page-articles {
  --article-bg: #f3f5f8;
  --article-surface: #ffffff;
  --article-ink: #1a1a1a;
  --article-muted: #5f6b7a;
  --article-border: #e2e8f0;
  --article-accent: #007eb3;
  --article-accent-warm: #d97b08;
  --article-navy: #071d39;
  --article-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --article-radius: 12px;
  --article-radius-sm: 8px;
  --article-shadow: 0 1px 2px rgba(7, 29, 57, 0.05);
  --article-shadow-md: 0 8px 24px rgba(7, 29, 57, 0.08);
  --article-shadow-lg: 0 16px 40px rgba(7, 29, 57, 0.12);
  --article-section-product: #007eb3;
  --article-section-industry: #d97b08;
  --article-section-cloud: #0d9488;
  --article-section-compliance: #4f46e5;
  --article-section-integrations: #7c3aed;

  background: var(--article-bg);
  color: var(--article-ink);
  font-family: var(--article-sans);
  font-size: 1rem;
  line-height: 1.6;
}

.page-articles .site-header {
  position: sticky;
  top: 0;
  z-index: 110;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ── Articles toolbar (second layer) ── */

.articles-toolbar {
  position: sticky;
  top: 3.75rem;
  z-index: 105;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--article-border);
  box-shadow: var(--article-shadow);
}

.articles-toolbar__inner {
  padding: 0.75rem 1.25rem 0.85rem;
}

.articles-toolbar__top {
  display: flex;
  align-items: center;
  gap: 1rem 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.articles-toolbar__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8125rem;
  color: var(--article-muted);
}

.articles-toolbar__breadcrumb a {
  color: var(--article-muted);
  text-decoration: none;
}

.articles-toolbar__breadcrumb a:hover {
  color: var(--article-accent);
}

.articles-toolbar__breadcrumb span:last-child {
  color: var(--article-ink);
  font-weight: 600;
}

.articles-toolbar__search {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex: 1 1 16rem;
  min-width: min(100%, 14rem);
  margin-left: auto;
}

.articles-toolbar__bottom {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.articles-toolbar__sections {
  display: flex;
  flex: 1 1 auto;
  gap: 0.4rem;
  overflow-x: auto;
  padding-bottom: 0.15rem;
  scrollbar-width: thin;
}

.articles-toolbar__pill {
  flex: 0 0 auto;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--article-border);
  border-radius: 999px;
  background: var(--article-bg);
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--article-muted);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.articles-toolbar__pill:hover,
.articles-toolbar__pill.is-active {
  border-color: var(--article-accent);
  color: var(--article-accent);
  background: #eef7fb;
}

.articles-toolbar__views {
  display: inline-flex;
  flex: 0 0 auto;
  border: 1px solid var(--article-border);
  border-radius: 999px;
  overflow: hidden;
  background: var(--article-bg);
}

.articles-toolbar__view {
  padding: 0.4rem 0.9rem;
  border: none;
  background: transparent;
  font: inherit;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--article-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.articles-toolbar__view.is-active {
  background: var(--article-accent);
  color: #fff;
}

.articles-toolbar__back-link {
  margin-left: auto;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--article-accent);
  text-decoration: none;
}

.articles-toolbar__back-link:hover {
  color: var(--article-accent-warm);
}

.articles-toolbar--read .articles-toolbar__top {
  margin-bottom: 0;
}

.articles-main {
  padding: 0 0 3rem;
}

/* ── Hub layout ── */

.articles-hub {
  max-width: 72rem;
  margin: 0 auto;
  padding: 2.5rem 0 1rem;
}

.articles-hub__hero {
  margin-bottom: 2.75rem;
  padding: 2.25rem 2rem;
  border-radius: calc(var(--article-radius) + 4px);
  background:
    linear-gradient(135deg, rgba(0, 126, 179, 0.08) 0%, rgba(217, 123, 8, 0.06) 100%),
    var(--article-surface);
  border: 1px solid var(--article-border);
  box-shadow: var(--article-shadow-md);
}

.articles-hub__title {
  margin: 0 0 0.65rem;
  font-family: var(--article-sans);
  font-size: clamp(2rem, 4vw, 2.85rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--article-navy);
}

.articles-hub__lead {
  margin: 0;
  max-width: 40rem;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--article-muted);
}

.articles-hub__layout {
  display: block;
}

.articles-search__clear {
  display: none;
  flex: 0 0 auto;
  padding: 0;
  border: none;
  background: none;
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--article-accent);
  cursor: pointer;
  white-space: nowrap;
}

.articles-search.is-active .articles-search__clear {
  display: inline-block;
}

.articles-toolbar__search .articles-search__field {
  flex: 1 1 auto;
  min-width: 0;
}

.articles-search__field {
  position: relative;
}

.articles-search__input {
  width: 100%;
  padding: 0.65rem 0.75rem 0.65rem 2.25rem;
  border: 1px solid var(--article-border);
  border-radius: 999px;
  background: var(--article-surface);
  font: inherit;
  font-size: 0.9375rem;
  color: var(--article-ink);
  box-sizing: border-box;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.articles-search__input:focus {
  outline: none;
  border-color: var(--article-accent);
  box-shadow: 0 0 0 3px rgba(0, 126, 179, 0.15);
}

.articles-search__icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: var(--article-muted);
  pointer-events: none;
}

.articles-card-grid--list {
  grid-template-columns: 1fr;
  gap: 1rem;
}

.articles-hub__main--list .articles-block__heading {
  font-size: 1.35rem;
}

.articles-hub__main--list .articles-card::before {
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.articles-hub__main--list .articles-card__body {
  padding-left: 1.5rem;
}

.articles-section-nav__count {
  font-size: 0.8125rem;
  color: var(--article-muted);
}

/* ── Main content blocks ── */

.articles-block {
  margin-bottom: 3.25rem;
}

.articles-block__heading {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin: 0 0 0.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--article-border);
  font-family: var(--article-sans);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--article-navy);
}

.articles-block__desc {
  margin: 0 0 1.5rem;
  font-size: 0.975rem;
  line-height: 1.6;
  color: var(--article-muted);
}

.articles-block__eyebrow {
  display: inline-flex;
  align-items: center;
  margin: 0 0 1rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  background: rgba(0, 126, 179, 0.1);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--article-accent);
}

#featured .articles-block__eyebrow {
  background: rgba(217, 123, 8, 0.12);
  color: var(--article-accent-warm);
}

/* ── Cards ── */

.articles-card-grid {
  display: grid;
  gap: 1.25rem;
}

.articles-card-grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.articles-card-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.articles-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--article-border);
  border-radius: var(--article-radius);
  background: var(--article-surface);
  text-decoration: none;
  color: inherit;
  box-shadow: var(--article-shadow);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.articles-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--article-accent);
}

.articles-card[data-section="product"]::before { background: var(--article-section-product); }
.articles-card[data-section="industry"]::before { background: var(--article-section-industry); }
.articles-card[data-section="cloud"]::before { background: var(--article-section-cloud); }
.articles-card[data-section="compliance"]::before { background: var(--article-section-compliance); }
.articles-card[data-section="integrations"]::before { background: var(--article-section-integrations); }

.articles-card:hover {
  border-color: #cbd5e1;
  box-shadow: var(--article-shadow-md);
  transform: translateY(-3px);
}

.articles-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  flex: 1 1 auto;
  padding: 1.35rem 1.35rem 1.25rem;
}

.articles-card--featured {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.35fr);
  gap: 0;
  border: none;
  background: transparent;
  box-shadow: var(--article-shadow-lg);
  overflow: hidden;
}

.articles-card--featured::before {
  display: none;
}

.articles-card--featured:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(7, 29, 57, 0.22);
}

.articles-card--featured .articles-card__media {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 18rem;
  padding: 1.75rem 1.5rem;
  background:
    radial-gradient(circle at 75% 20%, rgba(0, 126, 179, 0.18), transparent 50%),
    var(--article-navy);
}

.articles-card--featured .articles-card__image {
  display: block;
  width: 100%;
  max-width: 26rem;
  height: auto;
  border-radius: var(--article-radius-sm);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  object-fit: contain;
}

.articles-card--featured .articles-card__body {
  justify-content: center;
  padding: 2rem 2rem 2rem 1.75rem;
  background:
    linear-gradient(135deg, rgba(0, 126, 179, 0.12) 0%, rgba(217, 123, 8, 0.1) 100%),
    var(--article-surface);
  color: var(--article-ink);
}

.articles-card--featured .articles-card__title {
  color: var(--article-navy);
  font-size: clamp(1.45rem, 2.5vw, 1.9rem);
}

.articles-card--featured .articles-card__excerpt,
.articles-card--featured .articles-card__read-time,
.articles-card--featured .articles-card__date {
  color: var(--article-muted);
}

.articles-card--featured .articles-card__read {
  color: var(--article-accent);
}

.articles-card--featured .articles-tag {
  background: #eef2f7;
  color: var(--article-muted);
}

.articles-card--favourite,
.articles-card--section-fav {
  box-shadow: var(--article-shadow-md);
}

.articles-card__meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  font-size: 0.8125rem;
  color: var(--article-muted);
}

.articles-card__category {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: rgba(0, 126, 179, 0.1);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--article-accent);
}

.articles-card[data-section="product"] .articles-card__category {
  background: rgba(0, 126, 179, 0.1);
  color: var(--article-section-product);
}

.articles-card[data-section="industry"] .articles-card__category {
  background: rgba(217, 123, 8, 0.12);
  color: #b56508;
}

.articles-card[data-section="cloud"] .articles-card__category {
  background: rgba(13, 148, 136, 0.12);
  color: #0d9488;
}

.articles-card[data-section="compliance"] .articles-card__category {
  background: rgba(79, 70, 229, 0.12);
  color: #4f46e5;
}

.articles-card[data-section="integrations"] .articles-card__category {
  background: rgba(124, 58, 237, 0.12);
  color: #7c3aed;
}

.articles-card__date,
.articles-card__read-time {
  color: var(--article-muted);
}

.articles-card__title {
  margin: 0;
  font-family: var(--article-sans);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--article-navy);
}

.articles-card__excerpt {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--article-muted);
}

.articles-card__read {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: auto;
  padding-top: 0.35rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--article-accent);
  transition: gap 0.15s;
}

.articles-card:hover .articles-card__read {
  gap: 0.55rem;
}

.articles-card__read-icon {
  width: 1rem;
  height: 1rem;
}

.articles-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.15rem;
}

.articles-tag {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: #eef2f7;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--article-muted);
}

/* Search results */

.articles-search-results {
  margin-bottom: 2rem;
  padding: 1rem 1.25rem;
  border-radius: var(--article-radius);
  background: var(--article-surface);
  border: 1px solid var(--article-border);
  box-shadow: var(--article-shadow);
}

.articles-search-results p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--article-muted);
}

.articles-search-results strong {
  color: var(--article-ink);
}

.articles-empty {
  padding: 2rem;
  text-align: center;
  color: var(--article-muted);
  font-size: 0.9375rem;
}

/* ── Article reader ── */

.article-reader {
  max-width: 46rem;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

.article-reader__header {
  margin-bottom: 2rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--article-border);
}

.article-reader__section {
  display: inline-flex;
  align-items: center;
  margin: 0 0 0.85rem;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  background: rgba(0, 126, 179, 0.1);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--article-accent);
}

.article-reader__title {
  margin: 0 0 0.85rem;
  font-family: var(--article-sans);
  font-size: clamp(1.85rem, 4vw, 2.65rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--article-navy);
}

.article-reader__meta {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  color: var(--article-muted);
}

.article-reader__excerpt {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--article-muted);
}

.article-reader__body {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--article-ink);
}

.article-reader__body h2 {
  margin: 2.25rem 0 0.85rem;
  font-family: var(--article-sans);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--article-navy);
}

.article-reader__body p {
  margin: 0 0 1rem;
}

.article-reader__body ul,
.article-reader__body ol {
  margin: 0 0 1rem;
  padding-left: 1.35rem;
}

.article-reader__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--article-border);
}

.article-reader__footer {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--article-border);
}

.article-reader__back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 1.15rem;
  border: 1px solid var(--article-border);
  border-radius: 999px;
  background: var(--article-surface);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--article-accent);
  text-decoration: none;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}

.article-reader__back-btn:hover {
  border-color: var(--article-accent);
  background: #eef7fb;
  box-shadow: var(--article-shadow);
}

.article-reader__related {
  margin-top: 3rem;
}

.article-reader__related h2 {
  margin: 0 0 1rem;
  font-family: var(--article-sans);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--article-navy);
}

.article-reader__loading,
.article-reader__error {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--article-muted);
}

/* ── Responsive ── */

@media (max-width: 960px) {
  .articles-card-grid--2,
  .articles-card-grid--3 {
    grid-template-columns: 1fr;
  }

  .articles-card--featured {
    grid-template-columns: 1fr;
  }

  .articles-card--featured .articles-card__media {
    min-height: 12rem;
    padding: 1.25rem;
  }

  .articles-card--featured .articles-card__image {
    max-width: 100%;
  }

  .articles-card--featured .articles-card__body {
    padding: 1.5rem;
  }

  .articles-hub__hero {
    padding: 1.5rem 1.25rem;
  }

  .articles-toolbar__top {
    flex-direction: column;
    align-items: stretch;
  }

  .articles-toolbar__search {
    margin-left: 0;
    width: 100%;
  }

  .articles-toolbar__bottom {
    flex-direction: column;
    align-items: stretch;
  }

  .articles-toolbar__views {
    align-self: flex-start;
  }
}

@media (max-width: 640px) {
  .articles-toolbar__back-link {
    margin-left: 0;
  }
}