/* ====== BLOG STYLES ====== */
/* Prefix: blog-* */
/* Uses CSS variables from :root defined in the main site */

/* ====== BASE RESET (for SSR pages without index.html inline styles) ====== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
--bg-primary:#0a0a0f;
--bg-secondary:#12121a;
--bg-tertiary:#1a1a2e;
--bg-card:#16161f;
--bg-card-hover:#1e1e2d;
--text-primary:#f0f0f5;
--text-secondary:#a0a0b8;
--text-muted:#6b6b80;
--accent-1:#6c5ce7;
--accent-2:#00d2ff;
--accent-gradient:linear-gradient(135deg,#6c5ce7 0%,#00d2ff 100%);
--accent-gradient-2:linear-gradient(135deg,#00d2ff 0%,#0cebeb 50%,#20e3b2 100%);
--accent-glow:0 0 30px rgba(108,92,231,0.3),0 0 60px rgba(0,210,255,0.15);
--border-color:rgba(255,255,255,0.06);
--border-hover:rgba(255,255,255,0.12);
--radius-sm:8px;
--radius-md:12px;
--radius-lg:20px;
--radius-xl:28px;
--font-family:'Inter',system-ui,-apple-system,sans-serif;
--transition-fast:0.2s cubic-bezier(0.4,0,0.2,1);
--transition-smooth:0.4s cubic-bezier(0.4,0,0.2,1);
--max-width:1200px;
--nav-height:72px;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;font-size:16px}
body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{cursor:pointer;border:none;background:none;font-family:inherit}
ul,ol{list-style:none}
.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 24px}
@media(min-width:768px){.container{padding:0 40px}}

/* ====== NAVBAR (duplicated for SSR pages) ====== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-height);display:flex;align-items:center;transition:background var(--transition-smooth)}
.navbar.scrolled{background:rgba(10,10,15,0.95);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 1px 0 var(--border-color)}
.navbar .container{display:flex;align-items:center;justify-content:space-between}
.nav-logo{font-size:1.5rem;font-weight:800;letter-spacing:-0.02em;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links{display:none;gap:32px;align-items:center}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-links a{font-size:0.875rem;font-weight:500;color:var(--text-secondary);transition:color var(--transition-fast);position:relative}
.nav-links a:hover{color:var(--text-primary)}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--accent-gradient);transition:width var(--transition-fast)}
.nav-links a:hover::after{width:100%}
.nav-cta{display:none;padding:10px 24px;border-radius:var(--radius-sm);font-size:0.875rem;font-weight:600;background:var(--accent-gradient);color:#fff;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}
@media(min-width:1024px){.nav-cta{display:inline-flex}}
.nav-cta:hover{transform:translateY(-1px);box-shadow:var(--accent-glow)}
.nav-mobile-btn{display:flex;flex-direction:column;gap:5px;padding:8px}
@media(min-width:1024px){.nav-mobile-btn{display:none}}
.nav-mobile-btn span{display:block;width:22px;height:2px;background:var(--text-primary);border-radius:2px;transition:transform var(--transition-fast),opacity var(--transition-fast)}
.nav-mobile-btn.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-mobile-btn.active span:nth-child(2){opacity:0}
.nav-mobile-btn.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
.mobile-menu{position:fixed;top:var(--nav-height);left:0;right:0;bottom:0;background:rgba(10,10,15,0.98);backdrop-filter:blur(20px);display:flex;flex-direction:column;padding:40px 24px;gap:8px;transform:translateX(100%);transition:transform var(--transition-smooth);z-index:999}
.mobile-menu.open{transform:translateX(0)}
.mobile-menu a{font-size:1.125rem;font-weight:500;color:var(--text-secondary);padding:16px 0;border-bottom:1px solid var(--border-color);transition:color var(--transition-fast)}
.mobile-menu a:hover{color:var(--text-primary)}
.nav-contact{color:var(--accent-2)!important;font-weight:600!important;border:1.5px solid var(--accent-2);padding:6px 16px;border-radius:var(--radius-sm);transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast)!important}
.nav-contact:hover{background:rgba(0,210,255,0.12)!important;color:#fff!important}
.nav-contact::after{display:none!important}
.mobile-menu .nav-contact{color:var(--accent-2);font-weight:600;border-bottom-color:var(--accent-2)}
.mobile-menu .mob-cta{margin-top:24px;padding:16px;text-align:center;border-radius:var(--radius-sm);font-weight:600;background:var(--accent-gradient);color:#fff;border-bottom:none}

/* ====== BLOG HERO ====== */
.blog-hero {
  padding: calc(var(--nav-height) + 48px) 0 48px;
  text-align: center;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
}

.blog-hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}

@media (min-width: 768px) {
  .blog-hero-title { font-size: 3rem; }
}

.blog-hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 32px;
}

/* ====== TAG FILTER PILLS ====== */
.blog-tags-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.blog-tag-pill {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.813rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.blog-tag-pill:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: var(--bg-tertiary);
}

.blog-tag-pill.active {
  color: #fff;
  background: var(--accent-1);
  border-color: var(--accent-1);
}

/* ====== BLOG GRID ====== */
.blog-grid-section {
  padding: 48px 0 80px;
}

.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 640px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

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

/* ====== BLOG CARD ====== */
.blog-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.blog-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.blog-card-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.blog-card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-tertiary);
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.blog-card:hover .blog-card-image img {
  transform: scale(1.05);
}

.blog-card-image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.blog-card-body {
  padding: 20px;
}

.blog-card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.blog-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.688rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent-2);
  background: rgba(0, 210, 255, 0.1);
}

.blog-card-title {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.blog-card-dot {
  color: var(--text-muted);
}

/* ====== EMPTY STATE ====== */
.blog-empty {
  text-align: center;
  padding: 80px 0;
  color: var(--text-secondary);
  font-size: 1.125rem;
}

/* ====== PAGINATION ====== */
.blog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 48px;
}

.blog-page-btn {
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.blog-page-btn:hover {
  border-color: var(--accent-1);
  background: var(--bg-tertiary);
}

.blog-page-info {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ====== BLOG POST DETAIL ====== */
.blog-post {
  padding-bottom: 0;
}

/* Breadcrumbs */
.blog-breadcrumbs {
  padding-top: calc(var(--nav-height) + 24px);
  font-size: 0.813rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.blog-breadcrumbs a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.blog-breadcrumbs a:hover {
  color: var(--accent-2);
}

.blog-bc-sep {
  margin: 0 6px;
  color: var(--text-muted);
}

/* Post header */
.blog-post-header {
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-color);
}

.blog-post-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.blog-post-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 16px;
  max-width: 800px;
}

@media (min-width: 768px) {
  .blog-post-title { font-size: 2.75rem; }
}

.blog-post-excerpt {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 700px;
  margin-bottom: 20px;
}

.blog-post-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.blog-post-author {
  font-weight: 600;
  color: var(--text-secondary);
}

.blog-post-dot {
  color: var(--text-muted);
}

/* Featured image */
.blog-post-featured {
  padding: 32px 0;
}

.blog-post-featured-img {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* Post body - article content */
.blog-post-body {
  padding: 48px 0;
}

.blog-post-container {
  max-width: 760px;
}

.blog-post-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 40px 0 16px;
  letter-spacing: -0.01em;
}

.blog-post-body h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 32px 0 12px;
}

.blog-post-body h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 24px 0 8px;
}

.blog-post-body p {
  font-size: 1.063rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.blog-post-body a {
  color: var(--accent-2);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.blog-post-body a:hover {
  color: var(--accent-1);
}

.blog-post-body strong {
  color: var(--text-primary);
  font-weight: 600;
}

.blog-post-body ul,
.blog-post-body ol {
  margin: 16px 0 20px 24px;
  list-style: disc;
}

.blog-post-body ol {
  list-style: decimal;
}

.blog-post-body li {
  font-size: 1.063rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.blog-post-body blockquote {
  border-left: 3px solid var(--accent-1);
  margin: 24px 0;
  padding: 16px 24px;
  background: var(--bg-secondary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.blog-post-body blockquote p {
  color: var(--text-primary);
  font-style: italic;
  margin-bottom: 0;
}

.blog-post-body pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 20px;
  overflow-x: auto;
  margin: 24px 0;
}

.blog-post-body code {
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, Consolas, monospace;
  font-size: 0.875em;
}

.blog-post-body p code,
.blog-post-body li code {
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--accent-2);
}

.blog-post-body pre code {
  background: none;
  padding: 0;
  color: var(--text-primary);
}

.blog-post-body hr {
  border: none;
  height: 1px;
  background: var(--border-color);
  margin: 40px 0;
}

.blog-post-body figure {
  margin: 32px 0;
}

.blog-post-body figure img {
  border-radius: var(--radius-sm);
  width: 100%;
}

.blog-post-body figure figcaption {
  font-size: 0.813rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 8px;
}

/* ====== SHARE BUTTONS ====== */
.blog-share {
  padding: 32px 0;
  border-top: 1px solid var(--border-color);
}

.blog-share .container {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 760px;
}

.blog-share-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.blog-share-buttons {
  display: flex;
  gap: 8px;
}

.blog-share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.blog-share-btn:hover {
  transform: translateY(-2px);
  border-color: var(--accent-1);
  box-shadow: 0 4px 12px rgba(108,92,231,0.2);
}

/* ====== CTA SECTION ====== */
.blog-cta {
  padding: 64px 0;
}

.blog-cta-card {
  text-align: center;
  padding: 48px 32px;
  border-radius: var(--radius-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  max-width: 640px;
  margin: 0 auto;
}

.blog-cta-title {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 12px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.blog-cta-text {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.blog-cta-btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-size: 0.938rem;
  font-weight: 600;
  color: #fff;
  background: var(--accent-gradient);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.blog-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--accent-glow);
}

/* ====== BLOG FOOTER ====== */
.blog-footer {
  padding: 40px 0;
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.blog-footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.blog-footer-logo {
  font-size: 1.25rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.blog-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}

.blog-footer-links a {
  font-size: 0.813rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.blog-footer-links a:hover {
  color: var(--text-primary);
}

.blog-footer-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
}