:root { --canvas: #050505; --canvas-deep: #030303; --canvas-raised: #0E0E10; --canvas-raised-2: #14141A; --border: rgba(255, 255, 255, 0.08); --border-soft: rgba(255, 255, 255, 0.05); --border-bright: rgba(255, 255, 255, 0.16); --accent: #FF4E5B; --accent-soft: rgba(255, 78, 91, 0.55); --accent-glow-12: rgba(255, 78, 91, 0.12); --secondary: #5FB7CC; --secondary-soft: rgba(95, 183, 204, 0.32); --text-bright: #FFFFFF; --text-body: #E6E6EE; --text-dim: #6B7280; --text-faint: #3a3f4a; --font-head: 'Space Grotesk', system-ui, sans-serif; --font-body: 'Inter', system-ui, sans-serif; --font-mono: 'JetBrains Mono', 'SF Mono', ui-monospace, monospace; --radius: 16px; --radius-sm: 12px; }
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body { background: var(--canvas); color: var(--text-body); font-family: var(--font-body); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
  a { color: inherit; text-decoration: none; }

  /* ── HEADER (shared) ── */
  .site-header {
    position: absolute; inset: 0 0 auto 0; z-index: 20;
    padding: 24px 48px;
    display: flex; align-items: center; justify-content: space-between;
  }
  .site-brand { font-family: var(--font-head); font-weight: 600; font-size: 18px; letter-spacing: -0.01em; color: var(--text-bright); }
  .site-brand .dot { color: var(--accent); }
  .site-nav { display: flex; gap: 32px; align-items: center; }
  .site-nav a { font-size: 13.5px; font-weight: 450; color: var(--text-dim); transition: color 0.2s ease-in-out; }
  .site-nav a:hover { color: var(--text-bright); }
  .site-nav .nav-cta {
    color: var(--text-bright);
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: rgba(255, 255, 255, 0.02);
    padding: 9px 18px; border-radius: 999px;
    transition: border-color 0.2s ease-in-out, background 0.2s ease-in-out;
  }
  .site-nav .nav-cta:hover { border-color: var(--accent); background: var(--accent-glow-12); }


  .hero { position: relative; padding: 156px 32px 48px; text-align: center; overflow: hidden; }
  .hero::before { content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: min(760px, 70vw); height: min(620px, 60vh); background: radial-gradient(circle at center, rgba(255, 78, 91, 0.20), transparent 62%); filter: blur(60px); z-index: 0; pointer-events: none; }
  .hero-inner { position: relative; z-index: 1; max-width: 840px; margin: 0 auto; }
  .eyebrow { font-family: var(--font-head); font-weight: 500; font-size: 11px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--accent); margin-bottom: 22px; display: inline-block; }
  .hero h1 { font-family: var(--font-head); font-weight: 700; font-size: clamp(36px, 5.6vw, 60px); line-height: 1.05; color: var(--text-bright); letter-spacing: -0.025em; margin-bottom: 28px; }
  .aeo-callout { background: rgba(255,255,255,0.025); backdrop-filter: blur(12px); border: 1px solid var(--border); border-left: 3px solid var(--secondary); border-radius: var(--radius); padding: 28px 30px; text-align: left; font-size: 15.5px; line-height: 1.65; color: var(--text-body); max-width: 760px; margin: 0 auto 0; position: relative; }
  .aeo-callout::before { content: 'ANSWER'; position: absolute; top: -10px; left: 22px; font-family: var(--font-mono); font-size: 9px; font-weight: 600; letter-spacing: 0.24em; color: var(--secondary); background: var(--canvas); padding: 0 8px; }

  /* POST GRID */
  .blog-block { max-width: 1180px; margin: 56px auto 0; padding: 0 24px; }
  .section-head { display: flex; align-items: baseline; gap: 18px; padding-bottom: 24px; border-bottom: 1px solid var(--border-soft); margin-bottom: 28px; }
  .section-num { font-family: var(--font-mono); font-weight: 600; font-size: 13px; letter-spacing: 0.08em; color: var(--accent); background: var(--accent-glow-12); border: 1px solid var(--accent-soft); border-radius: 6px; padding: 4px 10px; flex-shrink: 0; }
  .section-head h2 { font-family: var(--font-head); font-weight: 600; font-size: clamp(24px, 2.8vw, 30px); line-height: 1.15; color: var(--text-bright); letter-spacing: -0.015em; }
  .post-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; }
  .post-card {
    background: var(--canvas-raised); border: 1px solid var(--border-soft);
    border-radius: var(--radius); padding: 28px 28px;
    display: flex; flex-direction: column; gap: 14px;
    position: relative; overflow: hidden;
    transition: border-color 0.2s ease-in-out, transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
  }
  .post-card:hover { border-color: var(--accent-soft); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(255, 78, 91, 0.10); }
  .post-thumb { aspect-ratio: 16 / 7; border-radius: var(--radius-sm); background: linear-gradient(135deg, var(--canvas-raised-2), var(--canvas-deep)); border: 1px solid var(--border); position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
  .post-thumb::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 60% 50%, rgba(255, 78, 91, 0.18), transparent 60%); filter: blur(28px); }
  .post-thumb svg { width: 64px; height: 64px; position: relative; z-index: 1; color: var(--accent); stroke: currentColor; fill: none; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
  .post-meta { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-dim); }
  .post-meta .sep { color: var(--text-faint); }
  .post-meta .tag { color: var(--accent); }
  .post-title { font-family: var(--font-head); font-weight: 600; font-size: 19px; color: var(--text-bright); line-height: 1.3; letter-spacing: -0.005em; }
  .post-excerpt { font-size: 14px; line-height: 1.6; color: var(--text-body); }
  .post-cta { margin-top: auto; padding-top: 8px; font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); transition: color 0.2s ease-in-out, transform 0.2s ease-in-out; }
  .post-card:hover .post-cta { color: var(--accent); transform: translateX(3px); }

  /* TOPIC CHIPS */
  .topics-section { margin-top: 80px; }
  .topics-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
  .topic-chip {
    background: var(--canvas-raised); border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm); padding: 18px 20px;
    display: flex; align-items: center; gap: 12px;
    transition: border-color 0.2s ease-in-out, transform 0.2s ease-in-out;
  }
  .topic-chip:hover { border-color: var(--accent-soft); transform: translateY(-1px); }
  .topic-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex-shrink: 0; box-shadow: 0 0 6px currentColor; }
  .topic-name { font-size: 14px; color: var(--text-body); flex: 1; }
  .topic-count { font-family: var(--font-mono); font-size: 10.5px; color: var(--text-dim); }
  .topic-count.has { color: var(--accent); }

  /* RSS CARD */
  .rss-section { margin-top: 80px; }
  .rss-card {
    background: linear-gradient(135deg, rgba(255, 170, 0, 0.06), var(--canvas-raised));
    border: 1px solid rgba(255, 170, 0, 0.32);
    border-radius: var(--radius);
    padding: 32px 36px;
    display: flex; align-items: center; gap: 24px;
    position: relative; overflow: hidden;
  }
  .rss-card::before { content: ''; position: absolute; top: -40px; right: -40px; width: 220px; height: 220px; background: radial-gradient(circle at center, rgba(255, 170, 0, 0.14), transparent 60%); filter: blur(36px); pointer-events: none; }
  .rss-icon { width: 56px; height: 56px; border-radius: 12px; background: linear-gradient(135deg, #ffaa00, #ff8a00); display: flex; align-items: center; justify-content: center; flex-shrink: 0; position: relative; z-index: 1; box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2); }
  .rss-icon svg { width: 24px; height: 24px; color: var(--canvas); stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
  .rss-content { flex: 1; min-width: 0; position: relative; z-index: 1; }
  .rss-content .label { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.22em; text-transform: uppercase; color: #ffaa00; margin-bottom: 6px; }
  .rss-content h3 { font-family: var(--font-head); font-weight: 600; font-size: 18px; color: var(--text-bright); margin-bottom: 4px; }
  .rss-content p { font-size: 13.5px; color: var(--text-body); line-height: 1.55; max-width: 540px; }
  .rss-btn {
    background: rgba(255, 170, 0, 0.10); color: #ffaa00; border: 1px solid rgba(255, 170, 0, 0.45);
    font-family: var(--font-mono); font-weight: 600; font-size: 12px;
    padding: 10px 18px; border-radius: 999px; letter-spacing: 0.08em;
    transition: background 0.2s ease-in-out, transform 0.2s ease-in-out;
    position: relative; z-index: 1; flex-shrink: 0;
  }
  .rss-btn:hover { background: rgba(255, 170, 0, 0.18); transform: translateY(-1px); }

  /* CTA + footer */
  .didnt-find { margin: 96px auto 0; max-width: 760px; padding: 40px 36px; background: linear-gradient(135deg, var(--canvas-raised-2), var(--canvas-raised)); border: 1px solid var(--border); border-radius: var(--radius); text-align: center; position: relative; overflow: hidden; }
  .didnt-find::before { content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 400px; height: 200px; background: radial-gradient(ellipse at center, rgba(255, 78, 91, 0.12), transparent 70%); filter: blur(36px); z-index: 0; pointer-events: none; }
  .didnt-find-inner { position: relative; z-index: 1; }
  .didnt-find-eyebrow { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
  .didnt-find h3 { font-family: var(--font-head); font-weight: 600; font-size: 24px; color: var(--text-bright); margin-bottom: 12px; }
  .didnt-find p { color: var(--text-body); font-size: 15px; line-height: 1.6; margin-bottom: 24px; max-width: 540px; margin-left: auto; margin-right: auto; }
  .cta-buttons { display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
  .btn-primary, .btn-secondary { font-family: var(--font-head); font-weight: 500; font-size: 14px; padding: 12px 22px; border-radius: 10px; transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out, border-color 0.2s ease-in-out; display: inline-flex; align-items: center; gap: 8px; }
  .btn-primary { background: var(--accent); color: #FFFFFF; border: 1px solid var(--accent); }
  .btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(255, 78, 91, 0.30); }
  .btn-secondary { background: transparent; color: var(--text-body); border: 1px solid var(--border-bright); }
  .btn-secondary:hover { border-color: var(--accent); color: var(--text-bright); }

  footer.site-footer { padding: 72px 48px 40px; background: var(--canvas); border-top: 1px solid rgba(255, 255, 255, 0.05); }
  .footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 56px; max-width: 1180px; margin: 0 auto; }
  .footer-brand { font-family: var(--font-head); font-weight: 600; font-size: 18px; color: var(--text-bright); margin-bottom: 12px; }
  .footer-tag { font-size: 13.5px; line-height: 1.6; color: var(--text-dim); max-width: 280px; }
  .footer-col h4 { font-family: var(--font-head); font-weight: 500; font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 16px; }
  .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
  .footer-col a { color: var(--text-dim); font-size: 14px; transition: color 0.2s ease-in-out; }
  .footer-col a:hover { color: var(--text-bright); }
  .footer-copy { max-width: 1180px; margin: 32px auto 0; padding-top: 24px; font-size: 12px; color: var(--text-faint); text-align: center; border-top: 1px solid rgba(255, 255, 255, 0.04); }
  
  .footer-social {
    display: flex; justify-content: center; gap: 14px;
    margin: 40px auto 0;
    max-width: 1180px;
  }
  .social-link {
    width: 38px; height: 38px;
    border-radius: 50%;
    background: var(--canvas-raised);
    border: 1px solid var(--border-soft);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-dim);
    transition: color 0.2s ease-in-out, border-color 0.2s ease-in-out, transform 0.2s ease-in-out, background 0.2s ease-in-out;
  }
  .social-link:hover {
    color: var(--accent);
    border-color: var(--accent-soft);
    transform: translateY(-2px);
    background: var(--accent-glow-12);
  }
  .social-link svg { width: 16px; height: 16px; }


  @media (max-width: 900px) {
    .rss-card { flex-direction: column; text-align: center; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .site-nav { display: none; }
  }
  @media (max-width: 480px) {
    .site-header { padding: 14px 14px; }
    .hero { padding: 96px 16px 32px; }
    .hero h1 { font-size: clamp(28px, 7vw, 38px); }
    .blog-block { padding: 0 16px; }
    .post-card { padding: 22px 22px; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    footer.site-footer { padding: 56px 16px 28px; }
  }

  .blog-updated {
    font-family: var(--font-mono, monospace);
    font-size: 12px;
    color: var(--text-dim, #8a909c);
    margin: 14px auto 0;
    max-width: 720px;
    text-align: left;
    font-style: italic;
  }
  .blog-updated a { color: inherit; text-decoration: underline; text-decoration-color: currentColor; opacity: 0.65; }
  .blog-updated a:hover { color: var(--secondary, #ff4e5b); opacity: 1; }