/* ─── Kalpora Learn Base ─── */
:root {
  --learn-bg: #fafbfc;
  --learn-text: #111827;
  --learn-muted: #4b5563;
  --learn-primary: #6749df;
  --learn-border: rgba(222, 226, 249, 0.92);
}

body {
  background-color: var(--learn-bg);
}

/* ─── Index Header ─── */
.learn-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.learn-header {
  text-align: center;
  margin-bottom: 30px;
}

.learn-kicker {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(103, 73, 223, 0.1);
  color: var(--learn-primary);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.learn-header h1 {
  font-size: clamp(36px, 4vw, 48px);
  font-weight: 800;
  color: var(--learn-text);
  margin: 0 0 12px;
  letter-spacing: -0.03em;
}

.learn-header p {
  font-size: 18px;
  color: var(--learn-muted);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ─── Grid & Cards ─── */
.learn-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  align-items: stretch;
  gap: 24px;
}

.learn-card {
  display: flex;
}

.learn-card-link {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  border: 1px solid var(--learn-border);
  background: #fff;
  text-decoration: none;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.learn-card-link:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(55, 61, 122, 0.08);
}

.learn-video-trigger {
  color: inherit;
  cursor: pointer;
  outline: none;
}

.learn-video-trigger:focus-visible {
  box-shadow: 0 0 0 4px rgba(103, 73, 223, 0.18), 0 12px 32px rgba(55, 61, 122, 0.08);
}

.learn-card-image-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 16;
  background: #f0ebff;
  border-bottom: 1px solid var(--learn-border);
}

.learn-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.learn-video-wrap {
  aspect-ratio: 9 / 16;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 30% 25%, rgba(255, 216, 238, 0.72), transparent 38%),
    radial-gradient(circle at 72% 78%, rgba(205, 216, 255, 0.88), transparent 42%),
    linear-gradient(135deg, #f7f3ff 0%, #eef5ff 100%);
}

.learn-card-video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  background: #141830;
}

.learn-video-play {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 58px;
  height: 58px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, #8c66ff, #5835dc);
  box-shadow: 0 18px 36px rgba(103, 73, 223, 0.32);
  font-size: 20px;
  line-height: 1;
  padding-left: 3px;
}

.learn-video-trigger.is-playing .learn-video-play,
.learn-video-trigger.is-loading .learn-video-play {
  opacity: 0;
  pointer-events: none;
}

.learn-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(255,255,255,0.9);
  color: var(--learn-text);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.learn-card-content {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.learn-card-content h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--learn-text);
  margin: 0 0 10px;
  line-height: 1.3;
}

.learn-card-content p {
  font-size: 15px;
  color: var(--learn-muted);
  line-height: 1.5;
  margin: 0 0 18px;
  flex-grow: 1;
}

.learn-card-meta {
  font-size: 13px;
  color: #9ca3af;
  font-weight: 500;
}

/* ─── Article View ─── */
.learn-article-container {
  max-width: 740px;
  margin: 0 auto;
  padding: 60px 24px 120px;
}

.learn-breadcrumbs {
  font-size: 14px;
  margin-bottom: 32px;
  color: var(--learn-muted);
}

.learn-breadcrumbs a {
  color: var(--learn-primary);
  text-decoration: none;
  font-weight: 600;
}

.learn-breadcrumbs span[aria-hidden] {
  margin: 0 8px;
  color: #d1d5db;
}

.learn-article-header h1 {
  font-size: clamp(32px, 4vw, 46px);
  font-weight: 800;
  color: var(--learn-text);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 24px;
}

.learn-article-lede {
  font-size: 20px;
  color: var(--learn-muted);
  line-height: 1.6;
  margin: 0 0 32px;
}

.learn-article-author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--learn-border);
}

.learn-author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--learn-primary);
}

.learn-article-author div {
  display: flex;
  flex-direction: column;
}

.learn-article-author strong {
  font-size: 15px;
  color: var(--learn-text);
}

.learn-article-author span {
  font-size: 13px;
  color: #9ca3af;
}

.learn-article-hero-image {
  margin: 0 -40px 48px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(55, 61, 122, 0.1);
  border: 1px solid var(--learn-border);
}

.learn-article-hero-image img {
  width: 100%;
  display: block;
}

@media (max-width: 768px) {
  .learn-article-hero-image {
    margin: 0 0 32px;
  }
}

.learn-article-body h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--learn-text);
  margin: 48px 0 20px;
  letter-spacing: -0.02em;
}

.learn-article-body p {
  font-size: 18px;
  color: var(--learn-muted);
  line-height: 1.7;
  margin: 0 0 24px;
}

.learn-article-body ul,
.learn-article-body ol {
  font-size: 18px;
  color: var(--learn-muted);
  line-height: 1.7;
  margin: 0 0 32px;
  padding-left: 24px;
}

.learn-article-body li {
  margin-bottom: 12px;
}

.learn-article-body a {
  color: var(--learn-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.learn-article-cta {
  margin-top: 64px;
  padding: 40px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(103, 73, 223, 0.05), rgba(141, 102, 255, 0.1));
  border: 1px solid rgba(103, 73, 223, 0.15);
  text-align: center;
}

.learn-article-cta h3 {
  font-size: 24px;
  font-weight: 800;
  color: var(--learn-primary);
  margin: 0 0 12px;
}

.learn-article-cta p {
  font-size: 16px;
  margin: 0 0 24px;
}

/* Base button if missing */
.hp2-button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 12px;
  background: var(--learn-primary);
  color: #fff !important;
  font-size: 15px;
  font-weight: 800;
  text-decoration: none !important;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s;
}
.hp2-button-primary:hover {
  opacity: 0.9;
}

/* ─── Segment Filters ─── */
.learn-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.learn-filter-btn {
  border: 1px solid var(--learn-border);
  background: #fff;
  color: var(--learn-muted);
  cursor: pointer;
  padding: 10px 20px;
  border-radius: 99px;
  font-size: 14px;
  font-weight: 700;
  transition: all 0.2s ease;
}

.learn-filter-btn:hover {
  color: var(--learn-primary);
  border-color: var(--learn-primary);
  background: rgba(103, 73, 223, 0.02);
}

.learn-filter-btn.active {
  background: var(--learn-primary);
  color: #fff;
  border-color: var(--learn-primary);
  box-shadow: 0 4px 12px rgba(103, 73, 223, 0.2);
}

.learn-card[hidden] {
  display: none !important;
}

.learn-empty-state {
  text-align: center;
  padding: 60px 24px;
  border: 1px dashed var(--learn-border);
  border-radius: 16px;
  background: #fff;
  margin: 20px 0;
}

.learn-empty-state h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--learn-text);
  margin-bottom: 8px;
}

.learn-empty-state p {
  color: var(--learn-muted);
  font-size: 15px;
  margin: 0;
}