/* ═══════════════════════════════════════════════════════
   SPARKORA BLOG — Frontend Styles
   Matches the Sparkora landing page dark aesthetic
   ═══════════════════════════════════════════════════════ */

:root {
  --sb-accent:      #E8386D;
  --sb-accent-dim:  rgba(232, 56, 109, 0.12);
  --sb-accent-glow: rgba(232, 56, 109, 0.25);
  --sb-bg:          #0A0A0C;
  --sb-bg2:         #111116;
  --sb-bg3:         #16161D;
  --sb-surface:     rgba(255, 255, 255, 0.04);
  --sb-border:      rgba(255, 255, 255, 0.07);
  --sb-text:        #F0EDE8;
  --sb-muted:       rgba(240, 237, 232, 0.45);
  --sb-serif:       'Playfair Display', Georgia, serif;
  --sb-sans:        'DM Sans', sans-serif;
  --sb-radius:      20px;
  --sb-max:         1200px;
}

/* ── Overrides: kill WP/Elementor white backgrounds on our elements ── */
.sb-overview, .sb-single, .sb-page-wrap,
.sb-overview *, .sb-single * {
  box-sizing: border-box;
}
.sb-overview,
.sb-single {
  background: var(--sb-bg) !important;
  color: var(--sb-text) !important;
  font-family: var(--sb-sans) !important;
  min-height: 80vh;
}

/* ── Page wrapper ── */
.sb-page-wrap {
  background: var(--sb-bg) !important;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

/* ══════════════════════════════════════════════
   SHARED
══════════════════════════════════════════════ */
.sb-eyebrow {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sb-accent);
  font-weight: 500;
  font-family: var(--sb-sans);
  display: block;
  margin-bottom: 12px;
}

.sb-cat-tag {
  display: inline-flex;
  align-items: center;
  background: var(--sb-accent-dim);
  color: var(--sb-accent) !important;
  border: 1px solid rgba(232, 56, 109, 0.2);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none !important;
  padding: 3px 10px;
  border-radius: 100px;
  transition: background 0.2s, border-color 0.2s;
  font-family: var(--sb-sans);
  cursor: pointer;
}
.sb-cat-tag:hover {
  background: rgba(232, 56, 109, 0.22);
  border-color: rgba(232, 56, 109, 0.4);
}

/* ══════════════════════════════════════════════
   OVERVIEW
══════════════════════════════════════════════ */
.sb-overview {
  padding: 80px 48px 120px;
  max-width: var(--sb-max);
  margin: 0 auto;
  position: relative;
}

/* ── Page Header ── */
.sb-page-header {
  text-align: center;
  margin-bottom: 64px;
  padding-top: 40px;
}
.sb-page-title {
  font-family: var(--sb-serif) !important;
  font-size: clamp(40px, 6vw, 80px);
  line-height: 1.05;
  letter-spacing: -2px;
  color: var(--sb-text) !important;
  margin-bottom: 16px;
  font-weight: 400;
  background: transparent !important;
}
.sb-page-title em {
  font-style: italic;
  color: var(--sb-accent) !important;
}
.sb-page-sub {
  font-size: 17px;
  color: var(--sb-muted);
  font-weight: 300;
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
  font-family: var(--sb-sans);
  background: transparent !important;
}

/* ── Controls (search + filter) ── */
.sb-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--sb-border);
}

.sb-search-wrap {
  position: relative;
  flex: 1;
  min-width: 220px;
  max-width: 340px;
}
.sb-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--sb-muted);
  pointer-events: none;
}
.sb-search {
  width: 100%;
  background: var(--sb-surface);
  border: 1px solid var(--sb-border);
  border-radius: 100px;
  color: var(--sb-text);
  font-family: var(--sb-sans);
  font-size: 14px;
  padding: 10px 16px 10px 38px;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}
.sb-search:focus {
  border-color: rgba(232, 56, 109, 0.4);
  background: rgba(255, 255, 255, 0.06);
}
.sb-search::placeholder { color: var(--sb-muted); }

.sb-filter-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.sb-filter-btn {
  background: var(--sb-surface);
  border: 1px solid var(--sb-border);
  color: var(--sb-muted);
  font-family: var(--sb-sans);
  font-size: 13px;
  padding: 8px 18px;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.sb-filter-btn:hover {
  color: var(--sb-text);
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.06);
}
.sb-filter-btn.active {
  background: var(--sb-accent);
  border-color: var(--sb-accent);
  color: #fff;
}

/* ── Grid ── */
.sb-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  position: relative;
}

/* ── Card ── */
.sb-card {
  background: var(--sb-bg3);
  border: 1px solid var(--sb-border);
  border-radius: var(--sb-radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
  position: relative;
}
.sb-card:hover {
  border-color: rgba(232, 56, 109, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(232, 56, 109, 0.05);
}

/* Featured: spans 2 columns */
.sb-card--featured {
  grid-column: span 2;
  flex-direction: row;
}
.sb-card--featured .sb-card-image {
  width: 55%;
  flex-shrink: 0;
  height: auto;
}
.sb-card--featured .sb-card-body {
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.sb-card--featured .sb-card-title {
  font-size: clamp(22px, 2.5vw, 32px);
  letter-spacing: -0.8px;
  line-height: 1.15;
}

.sb-card-image {
  height: 220px;
  overflow: hidden;
  position: relative;
  background: var(--sb-bg2);
  flex-shrink: 0;
}
.sb-card-image-link { display: block; }
.sb-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.sb-card:hover .sb-card-img { transform: scale(1.04); }

.sb-card-img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #111116 0%, #16161D 100%);
}

.sb-label {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--sb-accent);
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 100px;
  font-family: var(--sb-sans);
}

.sb-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sb-card-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.sb-card-title {
  font-family: var(--sb-serif) !important;
  font-size: 18px;
  line-height: 1.25;
  letter-spacing: -0.3px;
  font-weight: 400;
  color: var(--sb-text) !important;
  margin: 0;
  flex: 1;
}
.sb-card-title a {
  color: inherit !important;
  text-decoration: none !important;
  transition: color 0.2s;
}
.sb-card-title a:hover { color: var(--sb-accent) !important; }

.sb-card-excerpt {
  font-size: 14px;
  color: var(--sb-muted);
  line-height: 1.6;
  font-weight: 300;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  background: transparent !important;
}

.sb-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--sb-border);
}
.sb-card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.sb-author-avatar {
  width: 24px !important;
  height: 24px !important;
  border-radius: 50%;
  object-fit: cover;
}
.sb-card-author, .sb-card-date, .sb-card-read {
  font-size: 12px;
  color: var(--sb-muted);
  font-family: var(--sb-sans);
}
.sb-card-author { color: rgba(240, 237, 232, 0.65); font-weight: 400; }
.sb-card-dot { color: var(--sb-border); font-size: 10px; }

.sb-card-arrow {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--sb-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sb-muted);
  text-decoration: none !important;
  transition: all 0.2s;
  flex-shrink: 0;
}
.sb-card-arrow:hover {
  border-color: var(--sb-accent);
  color: var(--sb-accent) !important;
  background: var(--sb-accent-dim);
}

/* ── Empty state ── */
.sb-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.sb-empty-icon { opacity: 0.5; }
.sb-empty h3 {
  font-family: var(--sb-serif);
  font-size: 24px;
  color: var(--sb-text);
  background: transparent !important;
}
.sb-empty p { color: var(--sb-muted); font-size: 15px; background: transparent !important; }

/* ── Pagination ── */
.sb-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 64px;
}
.sb-page-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--sb-surface);
  border: 1px solid var(--sb-border);
  color: var(--sb-text);
  font-family: var(--sb-sans);
  font-size: 14px;
  padding: 10px 20px;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.2s;
}
.sb-page-btn:hover {
  border-color: var(--sb-accent);
  color: var(--sb-accent);
  background: var(--sb-accent-dim);
}
.sb-page-nums { display: flex; gap: 6px; }
.sb-page-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--sb-border);
  background: var(--sb-surface);
  color: var(--sb-muted);
  font-family: var(--sb-sans);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
}
.sb-page-num:hover, .sb-page-num.active {
  background: var(--sb-accent);
  border-color: var(--sb-accent);
  color: #fff;
}

/* ── Loading ── */
.sb-loading {
  display: none;
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 12, 0.7);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  border-radius: var(--sb-radius);
  z-index: 10;
}
.sb-loading.active { display: flex; }
.sb-spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--sb-border);
  border-top-color: var(--sb-accent);
  border-radius: 50%;
  animation: sb-spin 0.8s linear infinite;
}
@keyframes sb-spin { to { transform: rotate(360deg); } }

/* ══════════════════════════════════════════════
   SINGLE POST
══════════════════════════════════════════════ */
.sb-single {
  max-width: 760px;
  margin: 0 auto;
  padding: 60px 48px 120px;
}

/* ── Breadcrumb ── */
.sb-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--sb-muted);
  margin-bottom: 40px;
  font-family: var(--sb-sans);
  flex-wrap: wrap;
}
.sb-breadcrumb a {
  color: var(--sb-muted) !important;
  text-decoration: none !important;
  transition: color 0.2s;
}
.sb-breadcrumb a:hover { color: var(--sb-accent) !important; }
.sb-breadcrumb-sep { opacity: 0.3; }
.sb-breadcrumb-current { color: var(--sb-text); }

/* ── Hero ── */
.sb-single-hero { margin-bottom: 40px; }
.sb-single-cats { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px; }
.sb-single-title {
  font-family: var(--sb-serif) !important;
  font-size: clamp(36px, 6vw, 60px);
  line-height: 1.08;
  letter-spacing: -2px;
  color: var(--sb-text) !important;
  margin-bottom: 20px;
  font-weight: 400;
  background: transparent !important;
}
.sb-single-title em { font-style: italic; color: var(--sb-accent) !important; }
.sb-single-subtitle {
  font-size: 18px;
  color: var(--sb-muted);
  line-height: 1.6;
  font-weight: 300;
  margin-bottom: 28px;
  font-family: var(--sb-sans);
  background: transparent !important;
}
.sb-single-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--sb-border);
  border-bottom: 1px solid var(--sb-border);
}
.sb-author-avatar-lg {
  width: 44px !important;
  height: 44px !important;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--sb-border);
}
.sb-single-meta-text { display: flex; flex-direction: column; gap: 3px; }
.sb-single-author {
  font-size: 14px;
  font-weight: 500;
  color: var(--sb-text);
  font-family: var(--sb-sans);
}
.sb-single-meta-detail {
  font-size: 12px;
  color: var(--sb-muted);
  font-family: var(--sb-sans);
  display: flex;
  align-items: center;
  gap: 6px;
}
.sb-dot { color: var(--sb-border); }

/* ── Cover image ── */
.sb-single-cover {
  margin: 36px -48px;
  overflow: hidden;
  border-radius: 20px;
}
.sb-single-cover-img {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  display: block;
}

/* ── Content layout: article + TOC ── */
.sb-single-content-wrap {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 48px;
  align-items: start;
  margin: 40px 0;
}

/* Table of contents */
.sb-toc {
  position: sticky;
  top: 90px;
  background: var(--sb-bg3);
  border: 1px solid var(--sb-border);
  border-radius: 16px;
  padding: 20px 22px;
  order: 2;
}
.sb-toc-title {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sb-muted);
  margin-bottom: 12px;
  font-family: var(--sb-sans);
  font-weight: 500;
}
.sb-toc-nav { display: flex; flex-direction: column; gap: 2px; }
.sb-toc-nav a {
  font-size: 13px;
  color: var(--sb-muted) !important;
  text-decoration: none !important;
  padding: 5px 8px;
  border-radius: 6px;
  transition: all 0.2s;
  font-family: var(--sb-sans);
  line-height: 1.4;
}
.sb-toc-nav a:hover,
.sb-toc-nav a.active {
  color: var(--sb-accent) !important;
  background: var(--sb-accent-dim);
}
.sb-toc-nav a.sb-toc-h3 { padding-left: 18px; font-size: 12px; }

/* ── Post content typography ── */
.sb-single-content {
  order: 1;
  min-width: 0;
}
.sb-single-content h2,
.sb-single-content h3,
.sb-single-content h4 {
  font-family: var(--sb-serif) !important;
  color: var(--sb-text) !important;
  background: transparent !important;
}
.sb-single-content h2 {
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin: 48px 0 20px;
  font-weight: 400;
}
.sb-single-content h3 {
  font-size: 20px;
  margin: 36px 0 14px;
  font-weight: 400;
}
.sb-single-content p {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(240, 237, 232, 0.8) !important;
  margin-bottom: 20px;
  font-family: var(--sb-sans) !important;
  font-weight: 300;
  background: transparent !important;
}
.sb-single-content ul,
.sb-single-content ol {
  padding-left: 24px;
  margin-bottom: 20px;
}
.sb-single-content li {
  font-size: 16px;
  line-height: 1.75;
  color: rgba(240, 237, 232, 0.75);
  font-family: var(--sb-sans);
  margin-bottom: 8px;
  background: transparent !important;
}
.sb-single-content ul li::marker { color: var(--sb-accent); }
.sb-single-content ol li::marker { color: var(--sb-accent); font-weight: 600; }
.sb-single-content a {
  color: var(--sb-accent) !important;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity 0.2s;
}
.sb-single-content a:hover { opacity: 0.8; }
.sb-single-content strong { color: var(--sb-text); font-weight: 600; }
.sb-single-content em { font-style: italic; color: rgba(240, 237, 232, 0.9); }
.sb-single-content blockquote {
  border-left: 3px solid var(--sb-accent);
  padding: 16px 24px;
  margin: 32px 0;
  background: var(--sb-bg3);
  border-radius: 0 12px 12px 0;
}
.sb-single-content blockquote p {
  font-family: var(--sb-serif) !important;
  font-size: 18px;
  font-style: italic;
  color: rgba(240, 237, 232, 0.85) !important;
  margin: 0;
}
.sb-single-content img {
  width: 100%;
  border-radius: 12px;
  margin: 24px 0;
}
.sb-single-content code {
  background: var(--sb-bg3);
  border: 1px solid var(--sb-border);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 14px;
  font-family: 'Courier New', monospace;
  color: var(--sb-accent);
}
.sb-single-content pre {
  background: var(--sb-bg3);
  border: 1px solid var(--sb-border);
  border-radius: 12px;
  padding: 20px 24px;
  overflow-x: auto;
  margin: 24px 0;
}
.sb-single-content hr {
  border: none;
  border-top: 1px solid var(--sb-border);
  margin: 40px 0;
}

/* ── Tags ── */
.sb-single-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 28px 0;
  border-top: 1px solid var(--sb-border);
  margin-top: 40px;
}
.sb-tags-label { font-size: 13px; color: var(--sb-muted); font-family: var(--sb-sans); }
.sb-tag {
  font-size: 13px;
  color: var(--sb-muted) !important;
  text-decoration: none !important;
  background: var(--sb-surface);
  border: 1px solid var(--sb-border);
  padding: 4px 12px;
  border-radius: 100px;
  font-family: var(--sb-sans);
  transition: all 0.2s;
}
.sb-tag:hover { color: var(--sb-accent) !important; border-color: rgba(232, 56, 109, 0.3); }

/* ── Share ── */
.sb-share {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 0;
  flex-wrap: wrap;
}
.sb-share-label {
  font-size: 13px;
  color: var(--sb-muted);
  font-family: var(--sb-sans);
  font-weight: 500;
  background: transparent !important;
  margin: 0;
}
.sb-share-buttons { display: flex; gap: 8px; flex-wrap: wrap; }
.sb-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--sb-surface);
  border: 1px solid var(--sb-border);
  color: var(--sb-muted) !important;
  font-size: 13px;
  font-family: var(--sb-sans);
  padding: 8px 16px;
  border-radius: 100px;
  text-decoration: none !important;
  cursor: pointer;
  transition: all 0.2s;
}
.sb-share-btn:hover {
  border-color: var(--sb-accent);
  color: var(--sb-accent) !important;
  background: var(--sb-accent-dim);
}
.sb-share-btn.copied { background: rgba(90, 173, 127, 0.1); border-color: #5aad7f; color: #5aad7f !important; }

/* ── Author box ── */
.sb-author-box {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--sb-bg3);
  border: 1px solid var(--sb-border);
  border-radius: 20px;
  padding: 28px 32px;
  margin: 48px 0;
}
.sb-author-box-avatar {
  width: 64px !important;
  height: 64px !important;
  border-radius: 50%;
  flex-shrink: 0;
  object-fit: cover;
  border: 2px solid var(--sb-border);
}
.sb-author-box-name {
  font-size: 16px;
  font-weight: 500;
  color: var(--sb-text) !important;
  margin-bottom: 6px;
  font-family: var(--sb-sans);
  background: transparent !important;
}
.sb-author-box-bio {
  font-size: 14px;
  color: var(--sb-muted);
  line-height: 1.6;
  font-family: var(--sb-sans);
  background: transparent !important;
  margin: 0;
}

/* ── Related ── */
.sb-related {
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid var(--sb-border);
}
.sb-related-title {
  font-family: var(--sb-serif) !important;
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.5px;
  color: var(--sb-text) !important;
  margin-bottom: 28px;
  background: transparent !important;
}
.sb-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.sb-card--small .sb-card-image { height: 160px; }
.sb-card--small .sb-card-title { font-size: 15px; }

/* ── Table of contents — single column layout toggle ── */
@media (max-width: 1000px) {
  .sb-single-content-wrap { grid-template-columns: 1fr; }
  .sb-toc { display: none; } /* Hide TOC on small screens */
  .sb-single-cover { margin: 36px -24px; }
}

/* ── Back link ── */
.sb-back-wrap { margin-top: 48px; }
.sb-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--sb-muted) !important;
  text-decoration: none !important;
  font-size: 14px;
  font-family: var(--sb-sans);
  transition: color 0.2s;
}
.sb-back-link:hover { color: var(--sb-accent) !important; }

/* ══════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .sb-grid { grid-template-columns: repeat(2, 1fr); }
  .sb-card--featured { grid-column: span 2; }
  .sb-related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sb-overview { padding: 60px 20px 80px; }
  .sb-single { padding: 50px 20px 80px; }
  .sb-grid { grid-template-columns: 1fr; }
  .sb-card--featured {
    grid-column: span 1;
    flex-direction: column;
  }
  .sb-card--featured .sb-card-image { width: 100%; height: 220px; }
  .sb-card--featured .sb-card-body { padding: 24px; }
  .sb-controls { flex-direction: column; align-items: stretch; }
  .sb-search-wrap { max-width: 100%; }
  .sb-single-content-wrap { grid-template-columns: 1fr; }
  .sb-toc { display: none; }
  .sb-author-box { flex-direction: column; padding: 24px 20px; }
  .sb-related-grid { grid-template-columns: 1fr; }
  .sb-single-cover { margin: 24px -20px; border-radius: 0; }
  .sb-pagination { flex-wrap: wrap; }
}

@media (max-width: 480px) {
  .sb-overview { padding: 40px 16px 60px; }
  .sb-single { padding: 40px 16px 60px; }
  .sb-single-title { letter-spacing: -1px; }
  .sb-page-title { letter-spacing: -1.5px; }
  .sb-share { flex-direction: column; align-items: flex-start; }
}