/* ============================================================
   SAASKART COMMUNITY — Insights Hub CSS
   Shared across: insights landing, category pages,
   article template, author template, search page
   ============================================================ */

/* ============================================================
   SHARED INSIGHTS PRIMITIVES
   ============================================================ */

/* Category colour map — applied via data-cat or class */
:root {
  --cat-saas:      #0066FF; --cat-saas-bg:      #EBF3FF;
  --cat-ai:        #7C3AED; --cat-ai-bg:        #F5F3FF;
  --cat-reports:   #EA580C; --cat-reports-bg:   #FFF7ED;
  --cat-guides:    #00B894; --cat-guides-bg:    #ECFDF5;
  --cat-maps:      #0891B2; --cat-maps-bg:      #E0F7FA;
  --cat-founders:  #D97706; --cat-founders-bg:  #FFFBEB;
  --cat-playbooks: #7C3AED; --cat-playbooks-bg: #F5F3FF;
  --cat-cases:     #0066FF; --cat-cases-bg:     #EBF3FF;
}

/* Pill badge */
.ins-cat {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 999px;
  white-space: nowrap;
  text-decoration: none;
  transition: opacity 150ms ease;
}
.ins-cat:hover { opacity: 0.8; }

.ins-cat--saas      { background: var(--cat-saas-bg);      color: var(--cat-saas); }
.ins-cat--ai        { background: var(--cat-ai-bg);        color: var(--cat-ai); }
.ins-cat--reports   { background: var(--cat-reports-bg);   color: var(--cat-reports); }
.ins-cat--guides    { background: var(--cat-guides-bg);    color: var(--cat-guides); }
.ins-cat--maps      { background: var(--cat-maps-bg);      color: var(--cat-maps); }
.ins-cat--founders  { background: var(--cat-founders-bg);  color: var(--cat-founders); }
.ins-cat--playbooks { background: var(--cat-playbooks-bg); color: var(--cat-playbooks); }
.ins-cat--cases     { background: var(--cat-cases-bg);     color: var(--cat-cases); }

/* Read-time meta */
.ins-read-time {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11.5px;
  color: var(--color-text-muted);
}

/* Author row */
.ins-author-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ins-author-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.ins-author-name {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.ins-author-date {
  font-size: 11.5px;
  color: var(--color-text-muted);
}

/* ============================================================
   INSIGHT CARDS — SMALL
   Used in: article grids, related content, trending
   ============================================================ */
.ic-sm {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 210ms ease;
  text-decoration: none;
  color: inherit;
}
.ic-sm:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
  border-color: transparent;
}

.ic-sm__img {
  aspect-ratio: 16/9;
  overflow: hidden;
  flex-shrink: 0;
}
.ic-sm__img-inner {
  width: 100%;
  height: 100%;
  transition: transform 360ms ease;
}
.ic-sm:hover .ic-sm__img-inner { transform: scale(1.04); }

.ic-sm__body {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ic-sm__meta { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }

.ic-sm__title {
  font-family: var(--font-display);
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.38;
  color: var(--color-text-primary);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.ic-sm__desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.55;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.ic-sm__footer {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ============================================================
   INSIGHT CARDS — LARGE / FEATURED
   ============================================================ */
.ic-lg {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 210ms ease;
  text-decoration: none;
  color: inherit;
}
.ic-lg:hover {
  box-shadow: 0 12px 40px rgba(0,0,0,0.11);
  transform: translateY(-4px);
  border-color: transparent;
}

.ic-lg__img {
  aspect-ratio: 16/9;
  overflow: hidden;
  flex-shrink: 0;
}
.ic-lg__img-inner { width:100%; height:100%; transition: transform 360ms ease; }
.ic-lg:hover .ic-lg__img-inner { transform: scale(1.03); }

.ic-lg__body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ic-lg__meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.ic-lg__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1.3;
  color: var(--color-text-primary);
  letter-spacing: -0.015em;
}

.ic-lg__desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.65;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.ic-lg__footer {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ic-cta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  transition: gap 150ms ease;
}
.ic-sm:hover .ic-cta,
.ic-lg:hover .ic-cta { gap: 8px; }

/* ============================================================
   INSIGHT CARD — HORIZONTAL LIST ITEM
   Used in: trending, sidebar, search results
   ============================================================ */
.ic-row {
  display: flex;
  gap: 14px;
  text-decoration: none;
  color: inherit;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
  transition: opacity 150ms ease;
  align-items: flex-start;
}
.ic-row:last-child { border-bottom: none; }
.ic-row:hover { opacity: 0.82; }

.ic-row__num {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-border-strong);
  min-width: 28px;
  line-height: 1;
  margin-top: 2px;
}

.ic-row__img {
  width: 72px;
  height: 54px;
  border-radius: 8px;
  overflow: hidden;
  flex-shrink: 0;
}
.ic-row__img-inner { width:100%; height:100%; }

.ic-row__body { flex: 1; min-width: 0; }

.ic-row__title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.4;
  margin-bottom: 5px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.ic-row__meta {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

/* ============================================================
   INSIGHT CARD — HERO / SPOTLIGHT
   Full-bleed dark editorial card for featured slot
   ============================================================ */
.ic-hero {
  border-radius: 18px;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 420px;
  text-decoration: none;
  transition: transform 250ms ease;
}
.ic-hero:hover { transform: translateY(-3px); }

.ic-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.ic-hero__bg-inner { width:100%; height:100%; }

.ic-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(10,10,11,0.92) 0%, rgba(10,10,11,0.5) 55%, rgba(10,10,11,0.1) 100%);
}

.ic-hero__body {
  position: relative;
  z-index: 2;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ic-hero__meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.ic-hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.ic-hero__desc {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.ic-hero__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

/* ============================================================
   CATEGORY CARD
   ============================================================ */
.cat-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 20px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: all 210ms ease;
  position: relative;
  overflow: hidden;
}
.cat-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--cc-accent, var(--color-primary));
  transform: scaleX(0);
  transition: transform 210ms ease;
  transform-origin: left;
}
.cat-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.cat-card:hover::after { transform: scaleX(1); }

.cat-card__icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
}
.cat-card__name {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.3;
}
.cat-card__desc {
  font-size: 12.5px;
  color: var(--color-text-muted);
  line-height: 1.5;
  flex: 1;
}
.cat-card__count {
  font-size: 11.5px;
  color: var(--color-text-muted);
  margin-top: auto;
}

/* ============================================================
   RESOURCE CARD
   ============================================================ */
.res-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-decoration: none;
  color: inherit;
  transition: all 210ms ease;
}
.res-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: transparent;
}

.res-card__type {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.res-card__title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.4;
}
.res-card__desc {
  font-size: 12.5px;
  color: var(--color-text-secondary);
  line-height: 1.55;
  flex: 1;
}
.res-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap 150ms ease;
}
.res-card:hover .res-card__cta { gap: 8px; }

/* ============================================================
   TRENDING WIDGET
   ============================================================ */
.trending-widget {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  overflow: hidden;
}
.trending-widget__header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.trending-widget__title {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-primary);
}
.trending-widget__tabs {
  display: flex;
  gap: 2px;
}
.trending-tab {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  padding: 4px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 150ms ease;
  border: none;
  background: none;
}
.trending-tab.active,
.trending-tab:hover {
  background: var(--color-gray-100);
  color: var(--color-text-primary);
}
.trending-widget__body { padding: 4px 18px 10px; }

/* ============================================================
   NEWSLETTER CTA BLOCK (inline)
   ============================================================ */
.nl-block {
  background: var(--color-gray-950);
  border-radius: 16px;
  padding: 28px;
  position: relative;
  overflow: hidden;
}
.nl-block::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0,102,255,0.22) 0%, transparent 65%);
  pointer-events: none;
}
.nl-block__inner { position: relative; z-index: 2; }
.nl-block__label { font-size: 10.5px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-primary); margin-bottom: 8px; }
.nl-block__title { font-family: var(--font-display); font-size: 1.1rem; font-weight: 800; color: #fff; line-height: 1.3; margin-bottom: 8px; letter-spacing: -0.015em; }
.nl-block__desc { font-size: 13px; color: rgba(255,255,255,0.5); line-height: 1.6; margin-bottom: 16px; }
.nl-block__form { display: flex; gap: 8px; }
.nl-block__input {
  flex: 1; min-width: 0;
  padding: 9px 13px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  color: #fff; font-family: var(--font-body); font-size: 13px; outline: none;
  transition: border-color 150ms ease;
}
.nl-block__input::placeholder { color: rgba(255,255,255,0.3); }
.nl-block__input:focus { border-color: var(--color-primary); }
.nl-block__fine { font-size: 11px; color: rgba(255,255,255,0.25); margin-top: 8px; }

@media (max-width: 480px) {
  .nl-block__form { flex-direction: column; }
  .nl-block__form .btn { width: 100%; justify-content: center; }
}

/* ============================================================
   ARTICLE GRID LAYOUTS
   ============================================================ */
.ins-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.ins-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.ins-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

/* Featured 1+2 layout */
.ins-featured-layout {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 20px;
}
.ins-featured-layout .ic-lg:first-child { grid-row: 1 / 3; }

/* Featured 2+2 layout */
.ins-2x2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 1024px) {
  .ins-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .ins-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .ins-featured-layout { grid-template-columns: 1fr 1fr; }
  .ins-featured-layout .ic-lg:first-child { grid-row: auto; }
}
@media (max-width: 768px) {
  .ins-grid-3, .ins-grid-4, .ins-grid-2, .ins-2x2 { grid-template-columns: 1fr; }
  .ins-featured-layout { grid-template-columns: 1fr; }
  .ins-featured-layout .ic-lg:first-child { grid-row: auto; }
}

/* ============================================================
   SIDEBAR LAYOUT
   ============================================================ */
.ins-layout-sidebar {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: start;
}
.ins-sidebar { display: flex; flex-direction: column; gap: 24px; }
.ins-sidebar-widget {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  overflow: hidden;
}
.ins-sidebar-widget__hdr {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}
.ins-sidebar-widget__body { padding: 12px 16px; }

@media (max-width: 1024px) {
  .ins-layout-sidebar { grid-template-columns: 1fr; }
  .ins-sidebar { display: none; }
}

/* ============================================================
   INSIGHTS HERO (landing page)
   ============================================================ */
.ins-hero {
  background: var(--color-gray-950);
  padding: calc(var(--header-height) + 64px) 0 64px;
  position: relative;
  overflow: hidden;
}
.ins-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% -5%, rgba(0,102,255,0.26) 0%, transparent 60%),
    radial-gradient(ellipse 35% 40% at 90% 80%, rgba(0,212,170,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.ins-hero::after {
  content: '';
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}
.ins-hero__inner { position: relative; z-index: 2; text-align: center; }
.ins-hero__label {
  display: inline-flex;
  align-items: center; gap: 7px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: #6699FF;
  background: rgba(0,102,255,0.1);
  border: 1px solid rgba(0,102,255,0.2);
  padding: 5px 13px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.ins-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin-bottom: 18px;
  max-width: 760px;
  margin-left: auto; margin-right: auto;
}
.ins-hero__sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto 32px;
}
.ins-hero__search-bar {
  max-width: 600px;
  margin: 0 auto 32px;
  position: relative;
}
.ins-hero__search-input {
  width: 100%;
  padding: 14px 50px 14px 48px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 12px;
  color: #fff;
  font-family: var(--font-body);
  font-size: 15px;
  outline: none;
  transition: border-color 180ms ease, background 180ms ease;
}
.ins-hero__search-input::placeholder { color: rgba(255,255,255,0.3); }
.ins-hero__search-input:focus {
  border-color: var(--color-primary);
  background: rgba(255,255,255,0.1);
}
.ins-hero__search-icon {
  position: absolute;
  left: 15px; top: 50%;
  transform: translateY(-50%);
  color: rgba(255,255,255,0.4);
  pointer-events: none;
}
.ins-hero__search-btn {
  position: absolute;
  right: 6px; top: 50%;
  transform: translateY(-50%);
  background: var(--color-primary);
  border: none;
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  transition: background 150ms ease;
}
.ins-hero__search-btn:hover { background: var(--color-primary-dark); }

/* Category quick-filter pills in hero */
.ins-hero__cats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.ins-hero__cat-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 6px 14px;
  border-radius: 999px;
  text-decoration: none;
  transition: all 180ms ease;
}
.ins-hero__cat-pill:hover {
  color: #fff;
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.22);
}

/* ============================================================
   CATEGORY PAGE HERO
   ============================================================ */
.cat-hero {
  padding: calc(var(--header-height) + 48px) 0 48px;
  position: relative;
  overflow: hidden;
}
.cat-hero--dark {
  background: var(--color-gray-950);
  color: #fff;
}
.cat-hero--dark::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 60% at 0% 50%, var(--ch-glow, rgba(0,102,255,0.2)) 0%, transparent 65%);
  pointer-events: none;
}
.cat-hero__inner { position: relative; z-index: 2; }
.cat-hero__icon-wrap {
  width: 56px; height: 56px;
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.cat-hero__breadcrumb {
  display: flex; align-items: center; gap: 6px;
  font-size: 12.5px;
  color: rgba(255,255,255,0.4);
  margin-bottom: 16px;
}
.cat-hero__breadcrumb a { color: rgba(255,255,255,0.4); text-decoration: none; }
.cat-hero__breadcrumb a:hover { color: rgba(255,255,255,0.8); }
.cat-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin-bottom: 14px;
}
.cat-hero__desc {
  font-size: 1.05rem;
  line-height: 1.7;
  opacity: 0.6;
  max-width: 560px;
  margin-bottom: 24px;
}
.cat-hero__stats {
  display: flex;
  gap: 32px;
}
.cat-hero__stat-val {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
}
.cat-hero__stat-lbl {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  margin-top: 2px;
}

/* ============================================================
   ARTICLE TEMPLATE
   ============================================================ */
.art-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  align-items: start;
  padding-top: 40px;
}

/* Article hero */
.art-hero {
  background: var(--color-gray-950);
  padding: calc(var(--header-height) + 56px) 0 56px;
  position: relative;
  overflow: hidden;
}
.art-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(0,102,255,0.2) 0%, transparent 60%);
  pointer-events: none;
}
.art-hero__inner { position: relative; z-index: 2; max-width: 860px; }
.art-hero__breadcrumb {
  display: flex; align-items: center; gap: 6px;
  font-size: 12.5px; color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
}
.art-hero__breadcrumb a { color: rgba(255,255,255,0.4); text-decoration: none; }
.art-hero__breadcrumb a:hover { color: rgba(255,255,255,0.8); }
.art-hero__breadcrumb-sep { color: rgba(255,255,255,0.2); }
.art-hero__meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 20px; }
.art-hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.8rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.art-hero__excerpt {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  max-width: 680px;
  margin-bottom: 28px;
}
.art-hero__byline {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.art-hero__author-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: #fff;
  flex-shrink: 0;
}
.art-hero__author-name {
  font-size: 14px; font-weight: 700;
  color: rgba(255,255,255,0.9);
}
.art-hero__author-title {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
}
.art-hero__share {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}
.art-share-btn {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  transition: all 150ms ease;
  text-decoration: none;
}
.art-share-btn:hover { background: rgba(255,255,255,0.14); color: #fff; }

/* Article cover image */
.art-cover {
  width: 100%;
  aspect-ratio: 16/7;
  border-radius: 18px;
  overflow: hidden;
  margin-bottom: 40px;
}
.art-cover-inner { width:100%; height:100%; }

/* Article body typography */
.art-body {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text-primary);
  max-width: 720px;
}
.art-body h2 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin: 40px 0 16px;
  color: var(--color-text-primary);
  line-height: 1.25;
  scroll-margin-top: 90px;
}
.art-body h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 28px 0 12px;
  color: var(--color-text-primary);
  scroll-margin-top: 90px;
}
.art-body p { margin-bottom: 20px; }
.art-body ul, .art-body ol {
  padding-left: 24px;
  margin-bottom: 20px;
  display: flex; flex-direction: column; gap: 8px;
}
.art-body li { line-height: 1.7; }
.art-body a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }
.art-body a:hover { text-decoration: none; }
.art-body strong { font-weight: 700; color: var(--color-text-primary); }

/* Pull quote */
.art-quote {
  border-left: 4px solid var(--color-primary);
  padding: 16px 24px;
  margin: 28px 0;
  background: var(--color-primary-light);
  border-radius: 0 10px 10px 0;
}
.art-quote p {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--color-text-primary);
  line-height: 1.65;
  margin: 0;
}

/* Callout box */
.art-callout {
  background: var(--color-gray-50);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 28px 0;
}
.art-callout--blue   { background: var(--color-primary-light); border-color: rgba(0,102,255,0.2); }
.art-callout--green  { background: #ECFDF5; border-color: rgba(0,184,148,0.2); }
.art-callout__title  { font-size: 13px; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 8px; }
.art-callout--blue   .art-callout__title { color: var(--color-primary); }
.art-callout--green  .art-callout__title { color: var(--color-accent-dark); }

/* Stat highlight */
.art-stat {
  background: var(--color-gray-950);
  color: #fff;
  border-radius: 14px;
  padding: 24px 28px;
  margin: 28px 0;
  display: flex;
  align-items: center;
  gap: 20px;
}
.art-stat__val {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--color-primary);
  line-height: 1;
  white-space: nowrap;
}
.art-stat__text { font-size: 14px; color: rgba(255,255,255,0.65); line-height: 1.5; }

/* Data table */
.art-table-wrap { overflow-x: auto; margin: 28px 0; }
.art-table {
  width: 100%; border-collapse: collapse;
  font-size: 14px;
}
.art-table th {
  background: var(--color-gray-50);
  border: 1px solid var(--color-border);
  padding: 10px 14px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-align: left;
  white-space: nowrap;
}
.art-table td {
  border: 1px solid var(--color-border);
  padding: 10px 14px;
  color: var(--color-text-secondary);
  vertical-align: top;
}
.art-table tr:hover td { background: var(--color-gray-50); }

/* Table of contents */
.art-toc {
  background: var(--color-gray-50);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 18px 20px;
  margin-bottom: 32px;
}
.art-toc__title {
  font-size: 12px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--color-text-muted);
  margin-bottom: 12px;
}
.art-toc__list { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.art-toc__link {
  font-size: 13.5px; font-weight: 500;
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: 3px 0;
  display: flex; align-items: center; gap: 7px;
  transition: color 150ms ease;
}
.art-toc__link::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--color-border-strong);
  flex-shrink: 0;
  transition: background 150ms ease;
}
.art-toc__link:hover { color: var(--color-primary); }
.art-toc__link:hover::before { background: var(--color-primary); }
.art-toc__link.active { color: var(--color-primary); font-weight: 600; }
.art-toc__link.active::before { background: var(--color-primary); }

/* Sticky TOC (sidebar) */
.art-toc-sticky {
  position: sticky;
  top: calc(var(--header-height) + 20px);
}

/* Article tags */
.art-tags {
  display: flex; align-items: center; gap: 8px;
  flex-wrap: wrap;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
  margin-top: 40px;
}
.art-tag {
  font-size: 12px; font-weight: 600;
  padding: 4px 11px;
  background: var(--color-gray-100);
  color: var(--color-text-secondary);
  border-radius: 999px;
  text-decoration: none;
  transition: all 150ms ease;
}
.art-tag:hover { background: var(--color-primary-light); color: var(--color-primary); }

/* Author box */
.art-author-box {
  background: var(--color-gray-50);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 24px;
  margin-top: 40px;
  display: flex;
  gap: 18px;
}
.art-author-box__avatar {
  width: 60px; height: 60px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 700; color: #fff;
  flex-shrink: 0;
}
.art-author-box__name { font-size: 15px; font-weight: 700; color: var(--color-text-primary); margin-bottom: 3px; }
.art-author-box__title { font-size: 12.5px; color: var(--color-text-muted); margin-bottom: 10px; }
.art-author-box__bio { font-size: 13.5px; color: var(--color-text-secondary); line-height: 1.6; margin-bottom: 12px; }
.art-author-box__links { display: flex; gap: 8px; }
.art-author-social {
  width: 30px; height: 30px; border-radius: 7px;
  background: var(--color-white); border: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-muted); text-decoration: none;
  transition: all 150ms ease;
}
.art-author-social:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* Related articles */
.art-related { margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--color-border); }
.art-related__title { font-family: var(--font-display); font-size: 1.25rem; font-weight: 800; margin-bottom: 20px; letter-spacing: -0.015em; }

@media (max-width: 1024px) {
  .art-layout { grid-template-columns: 1fr; }
  .art-toc-sticky { display: none; }
}
@media (max-width: 768px) {
  .art-hero { padding: calc(var(--header-height) + 32px) 0 32px; }
  .art-hero__share { display: none; }
  .art-body { font-size: 1rem; }
  .art-author-box { flex-direction: column; }
  .art-stat { flex-direction: column; gap: 10px; text-align: center; }
}

/* ============================================================
   AUTHOR TEMPLATE
   ============================================================ */
.author-hero {
  background: var(--color-gray-950);
  padding: calc(var(--header-height) + 48px) 0 48px;
  position: relative; overflow: hidden;
}
.author-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 60% at 0% 50%, rgba(0,102,255,0.15) 0%, transparent 60%);
  pointer-events: none;
}
.author-hero__inner {
  position: relative; z-index: 2;
  display: flex; gap: 28px; align-items: flex-start;
}
.author-avatar-lg {
  width: 88px; height: 88px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; font-weight: 700; color: #fff;
  flex-shrink: 0;
  border: 3px solid rgba(255,255,255,0.12);
}
.author-hero__name {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 6px;
}
.author-hero__title  { font-size: 14px; color: rgba(255,255,255,0.5); margin-bottom: 14px; }
.author-hero__bio    { font-size: 15px; color: rgba(255,255,255,0.6); line-height: 1.7; max-width: 560px; margin-bottom: 18px; }
.author-hero__skills { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.author-skill {
  font-size: 11.5px; font-weight: 600;
  padding: 4px 11px; border-radius: 999px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.65);
}
.author-hero__social { display: flex; gap: 8px; }
.author-social-link {
  width: 34px; height: 34px; border-radius: 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.55); text-decoration: none;
  transition: all 150ms ease;
}
.author-social-link:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

.author-stats {
  display: flex; gap: 28px;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 20px;
}
.author-stat__val {
  font-family: var(--font-display);
  font-size: 1.4rem; font-weight: 800;
  color: #fff; letter-spacing: -0.03em;
}
.author-stat__lbl { font-size: 11.5px; color: rgba(255,255,255,0.35); margin-top: 2px; }

/* ============================================================
   SEARCH PAGE
   ============================================================ */
.search-hero {
  background: var(--color-gray-950);
  padding: calc(var(--header-height) + 48px) 0 40px;
  position: relative; overflow: hidden;
}
.search-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(0,102,255,0.2) 0%, transparent 60%);
  pointer-events: none;
}
.search-hero__inner { position: relative; z-index: 2; text-align: center; }
.search-hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800; color: #fff;
  letter-spacing: -0.03em; line-height: 1.15;
  margin-bottom: 24px;
}
.search-bar-lg {
  max-width: 680px; margin: 0 auto 20px;
  position: relative;
}
.search-bar-lg__input {
  width: 100%;
  padding: 16px 120px 16px 52px;
  background: rgba(255,255,255,0.08);
  border: 1.5px solid rgba(255,255,255,0.15);
  border-radius: 14px;
  color: #fff; font-family: var(--font-body); font-size: 15px;
  outline: none; transition: border-color 180ms ease, background 180ms ease;
}
.search-bar-lg__input::placeholder { color: rgba(255,255,255,0.3); }
.search-bar-lg__input:focus { border-color: var(--color-primary); background: rgba(255,255,255,0.1); }
.search-bar-lg__icon {
  position: absolute; left: 17px; top: 50%;
  transform: translateY(-50%);
  color: rgba(255,255,255,0.4); pointer-events: none;
}
.search-bar-lg__btn {
  position: absolute; right: 8px; top: 50%;
  transform: translateY(-50%);
  background: var(--color-primary);
  border: none; border-radius: 10px;
  padding: 9px 20px;
  font-size: 14px; font-weight: 600; color: #fff;
  cursor: pointer; transition: background 150ms ease;
}
.search-bar-lg__btn:hover { background: var(--color-primary-dark); }
.search-bar-lg__clear {
  position: absolute; right: 110px; top: 50%;
  transform: translateY(-50%);
  background: none; border: none;
  color: rgba(255,255,255,0.3); cursor: pointer;
  display: none;
  transition: color 150ms ease;
}
.search-bar-lg__clear:hover { color: rgba(255,255,255,0.7); }

.search-meta { font-size: 13px; color: rgba(255,255,255,0.35); }

/* Search filters row */
.search-filters {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 14px 0;
  position: sticky;
  top: var(--header-height);
  z-index: 10;
}
.search-filters__inner { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.search-filter-group { display: flex; align-items: center; gap: 6px; }
.search-filter-label { font-size: 12px; font-weight: 600; color: var(--color-text-muted); white-space: nowrap; }
.search-filter-select {
  font-family: var(--font-body);
  font-size: 13px; font-weight: 500;
  padding: 6px 28px 6px 10px;
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text-primary);
  cursor: pointer; outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' fill='none' stroke='%239B9BAA' stroke-width='1.5'%3E%3Cpath d='M1 1l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  transition: border-color 150ms ease;
}
.search-filter-select:focus { border-color: var(--color-primary); }

.search-filter-btn {
  font-size: 12.5px; font-weight: 600;
  padding: 6px 13px;
  border-radius: 8px;
  border: 1.5px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-text-secondary);
  cursor: pointer; transition: all 150ms ease;
}
.search-filter-btn.active, .search-filter-btn:hover {
  background: var(--color-primary-light);
  border-color: rgba(0,102,255,0.25);
  color: var(--color-primary);
}

/* Search results area */
.search-results-layout { display: grid; grid-template-columns: 1fr 280px; gap: 40px; padding-top: 32px; }
.search-results-count { font-size: 13px; color: var(--color-text-muted); margin-bottom: 20px; }
.search-results-count strong { color: var(--color-text-primary); font-weight: 700; }
.search-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-muted);
}
.search-empty__icon { width: 48px; height: 48px; margin: 0 auto 16px; opacity: 0.3; }
.search-empty__title { font-size: 16px; font-weight: 700; color: var(--color-text-secondary); margin-bottom: 8px; }

@media (max-width: 1024px) {
  .search-results-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .search-filters__inner { gap: 10px; }
  .cat-hero__stats { gap: 20px; }
  .author-hero__inner { flex-direction: column; }
}

/* ============================================================
   INSIGHTS LANDING — section-specific responsive overrides
   ============================================================ */

/* Category grid 4-col → responsive */
.ins-cat-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.ins-res-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.ins-trending-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

@media (max-width: 1100px) {
  .ins-cat-grid-4   { grid-template-columns: repeat(4, 1fr); }
  .ins-res-grid-4   { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 960px) {
  .ins-cat-grid-4     { grid-template-columns: repeat(4, 1fr); }
  .ins-trending-grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .ins-cat-grid-4     { grid-template-columns: repeat(2, 1fr); }
  .ins-res-grid-4     { grid-template-columns: repeat(2, 1fr); }
  .ins-trending-grid-3 { grid-template-columns: 1fr; }
  .ins-hero { padding: calc(var(--header-height) + 40px) 0 40px; }
  .ins-hero__title { font-size: clamp(1.8rem, 5vw, 2.6rem); }
  .ins-hero__search-bar { max-width: 100%; }
  .cat-hero__stats { gap: 20px; flex-wrap: wrap; }
  .art-layout { padding-top: 24px; }
  .author-hero__inner { flex-direction: column; }
  .search-filters { position: static; }
}
@media (max-width: 480px) {
  .ins-cat-grid-4     { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .ins-res-grid-4     { grid-template-columns: 1fr; }
  .ins-hero__cats     { gap: 6px; }
  .ins-hero__cat-pill { font-size: 11.5px; padding: 5px 11px; }
  .art-hero__title    { font-size: 1.65rem; }
  .art-body h2        { font-size: 1.3rem; }
  .art-body h3        { font-size: 1.05rem; }
  .cat-hero__title    { font-size: clamp(1.7rem, 6vw, 2.5rem); }
  .cat-hero__desc     { font-size: 0.95rem; }
  .nl-block           { padding: 22px; }
  .search-bar-lg__input { padding: 13px 100px 13px 44px; font-size: 14px; }
  .search-bar-lg__btn { padding: 7px 14px; font-size: 13px; }
}

/* ============================================================
   ARTICLE RESPONSIVE ADDITIONS
   ============================================================ */
@media (max-width: 640px) {
  .art-stat           { flex-direction: column; gap: 10px; text-align: center; }
  .art-table th,
  .art-table td       { padding: 8px 10px; font-size: 12.5px; }
  .art-author-box     { flex-direction: column; gap: 14px; }
  .art-quote          { padding: 12px 16px; }
  .art-callout        { padding: 16px; }
  .ins-grid-3.art-related .ic-sm { /* single column on small */ }
}

/* ============================================================
   PRINT STYLES — article reading
   ============================================================ */
@media print {
  .site-header, .site-footer, .ins-sidebar, .art-toc-sticky,
  .art-related, .nl-block, .art-hero__share { display: none !important; }
  .art-layout { grid-template-columns: 1fr !important; }
  .art-hero   { background: #fff !important; color: #111 !important; padding: 20px 0 !important; }
  .art-hero__title, .art-hero__excerpt { color: #111 !important; }
  .art-body   { font-size: 12pt; line-height: 1.6; }
  .art-body a { color: #0066FF; text-decoration: none; }
}