*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --charcoal: #111111;
      --orange-light: #D4600A;
      --orange:        #BF5700;
      --orange-hover:  #A84C00;
      --orange-glow:   rgba(191, 87, 0, 0.14);
      --orange-faint:  rgba(191, 87, 0, 0.07);
      --orange-border: rgba(191, 87, 0, 0.22);
      --bg:            #FAFAF8;
      --surface:       #FFFFFF;
      --surface-2:     #F4F1EC;
      --surface-3:     #EDE9E3;
      --border:        rgba(0,0,0,0.08);
      --border-light:  rgba(0,0,0,0.13);
      --text:          #1A1A1A;
      --text-muted:    #595550;
      --text-dim:      #9A9590;
      --white:         #FFFFFF;
      --limestone:     #D6D2C4;
      --green:         #1A9C4A;
      --green-faint:   rgba(26, 156, 74, 0.08);
      --green-border:  rgba(26, 156, 74, 0.22);
      --amber:         #8A6000;
      --amber-faint:   rgba(138, 96, 0, 0.08);
      --amber-border:  rgba(138, 96, 0, 0.22);
      --blue:          #1E6FBD;
      --blue-faint:    rgba(30, 111, 189, 0.08);
      --blue-border:   rgba(30, 111, 189, 0.22);
      --purple:        #7C3AED;
      --purple-faint:  rgba(124, 58, 237, 0.08);
      --purple-border: rgba(124, 58, 237, 0.22);
    }

    html { scroll-behavior: smooth; }
    body {
      font-family: 'Inter', system-ui, sans-serif;
      background: var(--bg);
      color: var(--text);
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    /* ── SYSTEM BAR ── */
.page-hero {
      padding: 6.25rem 0 5.75rem;
      background: #111111;
      position: relative;
      overflow: hidden;
    }
    /* Scope hero text to stay white/light on dark bg */
    .page-hero .page-hero-desc { color: rgba(255,255,255,0.55); }
    .page-hero .btn-secondary {
      color: rgba(255,255,255,0.8);
      border-color: rgba(255,255,255,0.2);
    }
    .page-hero .btn-secondary:hover {
      background: rgba(255,255,255,0.06);
      border-color: rgba(255,255,255,0.32);
    }
    .page-hero .spark-badge-name { color: #FFFFFF; }
    .page-hero .spark-badge-sub { color: rgba(255,255,255,0.5); }
    .page-hero .hero-spark-badge {
      background: rgba(255,255,255,0.05);
      border-color: rgba(191,87,0,0.35);
    }
    .page-hero .spark-badge-access {
      background: rgba(34,197,94,0.15);
      border-color: rgba(34,197,94,0.3);
      color: #1A9C4A;
    }
.page-hero-bg {
      position: absolute; inset: 0; pointer-events: none;
      background: radial-gradient(ellipse 70% 90% at 100% 50%, rgba(191,87,0,0.09), transparent);
    }
    .page-hero-grid {
      position: absolute; inset: 0;
      background-image:
        linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
      background-size: 48px 48px;
      mask-image: radial-gradient(ellipse 70% 100% at 100% 50%, black 20%, transparent);
    }
    .page-hero-inner {
      max-width: 1200px; margin: 0 auto;
      display: grid; grid-template-columns: 1fr auto;
      gap: 88px; align-items: center;
      position: relative; z-index: 1;
    }
    .page-hero-eyebrow {
      font-size: 11px; font-weight: 700;
      letter-spacing: 0.14em; text-transform: uppercase;
      color: var(--orange);
      margin-bottom: 22px;
      display: flex; align-items: center; gap: 8px;
    }
    .page-hero-eyebrow::before {
      content: ''; width: 24px; height: 2px; background: var(--orange);
    }
    .page-hero-title {
      font-family: 'Sora', sans-serif;
      font-size: clamp(40px, 4.5vw, 60px);
      font-weight: 800;
      color: var(--white);
      line-height: 1.06;
      letter-spacing: -0.025em;
      margin-bottom: 28px;
    }
    .page-hero-title .accent { color: var(--orange); }
    .page-hero-desc {
      font-size: 16px; line-height: 1.78;
      color: var(--text-muted);
      max-width: 680px;
      margin-bottom: 46px;
    }
    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      margin-top: 4px;
    }
    .btn-primary {
      display: inline-flex; align-items: center; gap: 7px;
      background: #bf5700; color: var(--white);
      font-size: 13.5px; font-weight: 600;
      padding: 11px 22px; border-radius: 7px;
      text-decoration: none; transition: all 0.2s;
    }
    .btn-primary:hover {
      background: var(--orange-hover);
      transform: translateY(-1px);
      box-shadow: 0 6px 24px rgba(191,87,0,0.3);
    }
    .btn-secondary {
      display: inline-flex; align-items: center; gap: 7px;
      background: transparent; color: var(--text);
      font-size: 13.5px; font-weight: 500;
      padding: 11px 22px; border-radius: 7px;
      text-decoration: none;
      border: 1px solid var(--border-light);
      transition: all 0.2s;
    }
    .btn-secondary:hover {
      border-color: rgba(0,0,0,0.22);
      background: rgba(0,0,0,0.04);
    }

    /* Hero right — spark icon card */
    .hero-spark-badge {
      display: flex; flex-direction: column; align-items: center;
      gap: 18px;
      background: var(--surface);
      border: 1px solid var(--orange-border);
      border-radius: 16px;
      padding: 46px 46px;
      text-align: center;
      min-width: 260px;
    }
    .spark-icon-lg {
      font-size: 52px;
      line-height: 1;
      filter: drop-shadow(0 0 20px rgba(191,87,0,0.5));
    }
    .spark-badge-name {
      font-family: 'Sora', sans-serif;
      font-size: 22px; font-weight: 800;
      color: var(--white); letter-spacing: -0.02em;
    }
    .spark-badge-sub {
      font-size: 12px; color: var(--text-muted);
      line-height: 1.5;
    }
    .spark-badge-access {
      display: inline-flex; align-items: center; gap: 6px;
      background: var(--green-faint); border: 1px solid var(--green-border);
      color: #1A9C4A; font-size: 11px; font-weight: 700;
      padding: 4px 10px; border-radius: 20px; letter-spacing: 0.06em;
    }
    .spark-badge-access::before {
      content: ''; width: 6px; height: 6px; background: #4ade80; border-radius: 50%;
    }

    /* ── STATS BAR ── */
    .stats-bar {
      background: var(--surface);
      border-bottom: 1px solid var(--border);
      padding: 18px 48px;
    }
    .stats-inner {
      max-width: 1200px; margin: 0 auto;
      display: flex; align-items: stretch; gap: 0;
      min-height: 132px;
    }
    .stat-item {
      display: flex; align-items: center; gap: 12px;
      padding: 30px 38px 30px 0;
      margin-right: 38px;
      border-right: 1px solid var(--border);
    }
    .stat-item:last-child { border-right: none; margin-right: 0; }
    .stat-icon { font-size: 20px; }
    .stat-label {
      font-size: 11px; font-weight: 600; color: var(--text-dim);
      letter-spacing: 0.06em; text-transform: uppercase;
      margin-bottom: 3px;
    }
    .stat-val {
      font-size: 15px; font-weight: 700; color: var(--text);
    }
    .stat-val .hi { color: var(--orange); }

    /* ── SECTION LAYOUT ── */
    .section {
      padding: 88px 48px;
      border-bottom: 1px solid var(--border);
    }
    .section-inner { max-width: 1200px; margin: 0 auto; }
    .section-header { margin-bottom: 48px; }
    .section-header-compact { margin-bottom: 20px; }
    .section-eyebrow {
      font-size: 10px; font-weight: 700;
      letter-spacing: 0.14em; text-transform: uppercase;
      color: var(--orange);
      margin-bottom: 10px;
    }
    .section-title {
      font-family: 'Sora', sans-serif;
      font-size: clamp(24px, 2.5vw, 32px);
      font-weight: 700;
      color: var(--text);
      letter-spacing: -0.02em;
      margin-bottom: 14px;
    }
    .section-desc {
      font-size: 15px; line-height: 1.82; color: var(--text-muted);
      max-width: 640px;
    }
    .section-title-subsection {
      font-size: 22px;
      margin-bottom: 8px;
    }
    .section-desc-tight {
      margin-top: 6px;
    }
    .spark-inline-link {
      color: var(--orange);
      text-decoration: none;
    }
    .spark-inline-link:hover {
      color: var(--orange-light);
      text-decoration: underline;
    }

    /* ── MODELS SECTION ── */
    .models-grid {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-bottom: 28px;
    }
    .models-grid-featured {
      grid-template-columns: 1fr 2fr;
      margin-bottom: 0;
      align-items: stretch;
    }
    .model-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 28px;
      transition: all 0.2s;
    }
    .model-card:hover {
      border-color: var(--orange-border);
      background: var(--surface-2);
      transform: translateY(-1px);
    }
    .model-card-featured {
      border-color: var(--blue-border);
    }
    .model-header {
      display: flex; align-items: flex-start; justify-content: space-between;
      margin-bottom: 12px;
    }
    .model-icon { font-size: 22px; }
    .model-badge {
      font-size: 10px; font-weight: 700; letter-spacing: 0.06em;
      padding: 3px 8px; border-radius: 20px; text-transform: uppercase;
    }
    .badge-openai { background: var(--green-faint); border: 1px solid var(--green-border); color: #1A9C4A; }
    .badge-claude { background: var(--orange-faint); border: 1px solid var(--orange-border); color: var(--orange); }
    .badge-agent { background: var(--blue-faint); border: 1px solid var(--blue-border); color: #1E6FBD; }
    .model-name {
      font-size: 16px; font-weight: 700; color: var(--text);
      margin-bottom: 4px;
    }
    .model-maker {
      font-size: 12px; color: var(--text-muted);
      margin-bottom: 10px;
    }
    .model-desc {
      font-size: 13px; line-height: 1.6; color: var(--text-muted);
    }
    .models-note {
      background: var(--surface);
      border: 1px solid var(--border);
      border-left: 3px solid var(--orange);
      border-radius: 8px;
      padding: 14px 18px;
      font-size: 13px; color: var(--text-muted);
    }
    .models-note-centered {
      align-self: center;
      min-height: 100%;
      display: flex;
      align-items: center;
    }
    .models-note strong { color: var(--text); }

    /* ── FEATURES GRID ── */
    .features-grid {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .feature-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 28px;
      transition: border-color 0.2s;
    }
    .feature-card:hover { border-color: var(--border-light); }
    .feature-icon {
      width: 44px; height: 44px;
      border-radius: 10px;
      display: flex; align-items: center; justify-content: center;
      font-size: 20px;
      margin-bottom: 14px;
      background: var(--surface-2);
      border: 1px solid var(--border);
    }
    .feature-name {
      font-size: 15px; font-weight: 700; color: var(--text);
      margin-bottom: 8px;
    }
    .feature-desc {
      font-size: 13.5px; line-height: 1.65; color: var(--text-muted);
    }
    .feature-note {
      margin-top: 10px; font-size: 12px;
      background: var(--amber-faint); border: 1px solid var(--amber-border);
      color: var(--amber); border-radius: 6px; padding: 6px 10px;
    }

    /* ── AGENTS SECTION ── */
    .agents-cols {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 28px;
    }
    .agent-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 14px;
      padding: 32px;
    }
    .agent-card.featured {
      border-color: var(--orange-border);
      background: linear-gradient(135deg, #FFF8F2 0%, rgba(191,87,0,0.04) 100%);
    }
    .agent-badge {
      display: inline-flex; align-items: center; gap: 6px;
      font-size: 10px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
      padding: 4px 10px; border-radius: 20px;
      margin-bottom: 14px;
    }
    .badge-official { background: var(--orange-faint); border: 1px solid var(--orange-border); color: var(--orange); }
    .badge-personal { background: var(--purple-faint); border: 1px solid var(--purple-border); color: var(--purple); }

    /* ── LIVE AGENTS GALLERY ── */
    .agents-gallery {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 16px; margin-top: 36px;
    }
    .agents-subsection {
      margin-top: 40px;
    }
    .agents-gallery-note {
      margin-top: 16px;
      font-size: 12px;
      line-height: 1.6;
      color: var(--text-muted);
      text-align: center;
    }
    .agents-gallery-note strong {
      color: var(--text-muted);
    }
    .live-agent-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 18px 18px 16px;
      display: flex; flex-direction: column; gap: 10px;
      transition: border-color 0.15s;
    }
    .live-agent-card:hover { border-color: var(--orange-border); }
    .lac-header { display: flex; align-items: center; gap: 12px; }
    .lac-icon {
      width: 38px; height: 38px; border-radius: 10px;
      display: flex; align-items: center; justify-content: center;
      font-size: 18px; flex-shrink: 0;
      background: var(--surface-2); border: 1px solid var(--border);
    }
    .lac-icon-claude {
      background: linear-gradient(135deg, #e8e0f8, #c4b0ee);
    }
    .lac-name {
      font-size: 13px; font-weight: 700; color: var(--text); line-height: 1.3;
    }
    .lac-desc {
      font-size: 12px; line-height: 1.6; color: var(--text-muted);
    }
    .lac-badges { display: flex; flex-wrap: wrap; gap: 5px; }
    .lac-badge {
      font-size: 9px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
      padding: 2px 7px; border-radius: 10px;
    }
    .lb-ferpa { background: rgba(34,197,94,0.12); border: 1px solid rgba(34,197,94,0.3); color: #1A9C4A; }
    .lb-beta  { background: rgba(251,191,36,0.12); border: 1px solid rgba(251,191,36,0.3); color: #8A6000; }
    .lb-model { background: var(--blue-faint); border: 1px solid var(--blue-border); color: #1E6FBD; }
    .lb-retire { background: rgba(239,68,68,0.12); border: 1px solid rgba(239,68,68,0.3); color: #C0392B; }
    .agent-title {
      font-size: 20px; font-weight: 700; color: var(--text);
      margin-bottom: 10px;
    }
    .agent-desc {
      font-size: 14px; line-height: 1.7; color: var(--text-muted);
      margin-bottom: 18px;
    }
    .agent-features {
      display: flex; flex-direction: column; gap: 8px;
    }
    .agent-feature {
      display: flex; align-items: flex-start; gap: 10px;
      font-size: 13.5px; color: var(--text-muted); line-height: 1.5;
    }
    .agent-feature-dot {
      width: 5px; height: 5px; border-radius: 50%;
      background: var(--orange); flex-shrink: 0; margin-top: 7px;
    }

    /* ── FILE LIMITS ── */
    .limits-grid {
      display: grid; grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-bottom: 28px;
    }
    .limit-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 26px 24px;
      text-align: center;
    }
    .limit-val {
      font-family: 'Sora', sans-serif;
      font-size: 28px; font-weight: 800;
      color: var(--orange);
      margin-bottom: 4px;
    }
    .limit-label {
      font-size: 12px; font-weight: 600; color: var(--text-muted);
      text-transform: uppercase; letter-spacing: 0.06em;
      margin-bottom: 8px;
    }
    .limit-desc { font-size: 12px; color: var(--text-dim); line-height: 1.5; }

    .filetypes-section { margin-top: 28px; }
    .filetype-row {
      display: flex; align-items: flex-start; gap: 16px;
      padding: 14px 0;
      border-bottom: 1px solid var(--border);
    }
    .filetype-row:last-child { border-bottom: none; }
    .filetype-cat {
      font-size: 12px; font-weight: 700; color: var(--text-muted);
      text-transform: uppercase; letter-spacing: 0.06em;
      width: 120px; flex-shrink: 0; padding-top: 2px;
    }
    .filetype-tags { display: flex; flex-wrap: wrap; gap: 8px; }
    .filetype-tag {
      font-size: 12px; font-weight: 600;
      background: var(--surface-2); border: 1px solid var(--border-light);
      color: var(--text); padding: 3px 10px; border-radius: 5px;
      font-family: 'JetBrains Mono', 'Courier New', monospace;
    }
    .filetype-notes {
      margin-top: 24px; background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 10px; padding: 18px 20px;
      display: flex; flex-direction: column; gap: 10px;
    }
    .tip-item {
      display: flex; align-items: flex-start; gap: 10px;
      font-size: 13.5px; color: var(--text-muted); line-height: 1.55;
    }
    .tip-icon { font-size: 15px; flex-shrink: 0; margin-top: 1px; }

    /* ── DATA PRIVACY TABLE ── */
    .privacy-table {
      width: 100%; border-collapse: collapse;
      margin-bottom: 28px;
    }
    .privacy-table th {
      background: var(--surface-2);
      font-size: 11px; font-weight: 700;
      letter-spacing: 0.08em; text-transform: uppercase;
      color: var(--text-muted);
      padding: 12px 16px;
      text-align: left;
      border-bottom: 1px solid var(--border-light);
    }
    .privacy-table td {
      padding: 14px 16px;
      font-size: 13.5px; color: var(--text-muted);
      border-bottom: 1px solid var(--border);
      vertical-align: top;
      line-height: 1.6;
    }
    .privacy-table tr:last-child td { border-bottom: none; }
    .privacy-table tr:hover td { background: rgba(0,0,0,0.025); }
    .privacy-table td:first-child { font-weight: 600; color: var(--text); width: 200px; }
    .priv-pill {
      display: inline-flex; align-items: center; gap: 5px;
      font-size: 11px; font-weight: 700;
      padding: 3px 9px; border-radius: 20px;
    }
    .priv-green { background: var(--green-faint); border: 1px solid var(--green-border); color: #1A9C4A; }
    .priv-amber { background: var(--amber-faint); border: 1px solid var(--amber-border); color: var(--amber); }
    .priv-blue  { background: var(--blue-faint);  border: 1px solid var(--blue-border);  color: #1E6FBD; }
    .privacy-callout {
      background: var(--surface);
      border: 1px solid var(--border);
      border-left: 3px solid var(--green);
      border-radius: 8px;
      padding: 16px 20px;
      font-size: 14px; color: var(--text-muted); line-height: 1.65;
    }
    .privacy-callout strong { color: var(--text); }

    /* ── WEB SEARCH CAUTION ── */
    .caution-box {
      background: var(--amber-faint);
      border: 1px solid var(--amber-border);
      border-radius: 12px;
      padding: 28px 32px;
      margin-bottom: 28px;
    }
    .caution-box-header {
      display: flex; align-items: center; gap: 10px;
      font-size: 15px; font-weight: 700; color: var(--amber);
      margin-bottom: 10px;
    }
    .caution-box-body {
      font-size: 14px; color: var(--text-muted); line-height: 1.7;
    }
    .callout-strong {
      color: var(--text);
    }
    .websearch-agents {
      margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px;
    }
    .websearch-label {
      font-size: 12px;
      color: var(--text-muted);
      align-self: center;
      margin-right: 4px;
    }
    .agent-tag {
      font-size: 12px; font-weight: 600;
      background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.3);
      color: var(--amber); padding: 4px 10px; border-radius: 5px;
    }

    /* ── WHAT'S OK ── */
    .ok-grid {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .ok-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 28px;
    }
    .ok-card.caution { border-color: var(--amber-border); }
    .ok-card-icon { font-size: 22px; margin-bottom: 12px; }
    .ok-card-title {
      font-size: 15px; font-weight: 700; color: var(--text);
      margin-bottom: 8px;
    }
    .ok-card-text {
      font-size: 13.5px; line-height: 1.65; color: var(--text-muted);
    }

    /* ── FAQ ── */
    .faq-list { display: flex; flex-direction: column; gap: 0; }
    .faq-item {
      border-bottom: 1px solid var(--border);
      padding: 26px 0;
    }
    .faq-item:first-child { padding-top: 0; }
    .faq-item:last-child { border-bottom: none; }
    .faq-q {
      font-size: 15px; font-weight: 700;
      color: var(--text);
      margin-bottom: 10px;
      cursor: pointer;
    }
    .faq-a {
      font-size: 14px; line-height: 1.72; color: var(--text-muted);
    }

    /* ── CTA FOOTER ── */
    .cta-section {
      padding: 80px 48px;
      position: relative; overflow: hidden;
    }
    .cta-bg {
      position: absolute; inset: 0;
      background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(191,87,0,0.08), transparent);
    }
    .cta-inner {
      max-width: 800px; margin: 0 auto;
      text-align: center;
      position: relative; z-index: 1;
    }
    .cta-title {
      font-family: 'Sora', sans-serif;
      font-size: clamp(28px, 3vw, 40px);
      font-weight: 800;
      color: var(--text);
      letter-spacing: -0.02em;
      margin-bottom: 14px;
    }
    .cta-desc {
      font-size: 16px; color: var(--text-muted); line-height: 1.7;
      margin-bottom: 32px;
    }
    .cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

    /* ── PAGE FOOTER ── */
.footer-brand {
      font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.5);
    }
    .footer-brand span { color: var(--orange); }
.footer-link {
      font-size: 12px; color: rgba(255,255,255,0.35);
      text-decoration: none; transition: color 0.15s;
    }
    .footer-link:hover { color: rgba(255,255,255,0.7); }

    /* ── RESPONSIVE ── */
    @media (max-width: 960px) {
      .page-hero { padding: 5.5rem 0 4.75rem; }
      .page-hero-inner { grid-template-columns: 1fr; }
      .hero-spark-badge { display: none; }
      .models-grid { grid-template-columns: 1fr 1fr; }
      .models-grid-featured { grid-template-columns: 1fr; }
      .features-grid { grid-template-columns: 1fr 1fr; }
      .agents-cols { grid-template-columns: 1fr; }
      .limits-grid { grid-template-columns: repeat(2, 1fr); }
      .ok-grid { grid-template-columns: 1fr; }
    }
    @media (max-width: 640px) {
      .page-hero { padding: 4.5rem 0 4rem; }
      .stats-bar { padding: 12px 20px; }
      .section { padding: 64px 20px; }
      .models-grid { grid-template-columns: 1fr; }
      .features-grid { grid-template-columns: 1fr; }
      .limits-grid { grid-template-columns: 1fr 1fr; }
      .stats-inner { flex-direction: column; }
      .stat-item { border-right: none; padding: 18px 0; margin-right: 0; border-bottom: 1px solid var(--border); }
      .stat-item:last-child { border-bottom: none; }
      .agents-gallery { grid-template-columns: 1fr; }
      .filetype-row { flex-direction: column; gap: 10px; }
      .filetype-cat { width: auto; }
    }