@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

    /* ── Reset & Base ── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: 'Inter', Arial, sans-serif;
      font-size: 16px;
      line-height: 1.7;
      color: #1e293b;
      background: #ffffff;
    }
    i, .fas, .far, .fab, .fa, .fa-solid {
      font-style: normal !important;
    }
    a { text-decoration: none; }
    strong { font-weight: 700; }

    /* ── Scrollbar ── */
    ::-webkit-scrollbar { width: 6px; height: 6px; }
    ::-webkit-scrollbar-track { background: transparent; }
    ::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }

    /* ════════════════════════════════════════
       MODULE 1 · MAIN LANDING PAGE
    ════════════════════════════════════════ */

    /* Hero */
    #m1-hero {
      position: relative;
      background: linear-gradient(135deg, #0a1628 0%, #0d2347 40%, #0f3472 70%, #1a56db 100%);
      min-height: 500px;
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr 1fr;
      align-items: center;
      gap: 40px;
      padding: 80px 64px 60px;
    }
    #m1-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
      background-size: 48px 48px;
      pointer-events: none;
    }
    #m1-hero::after {
      content: '';
      position: absolute;
      inset: 0;
      background: radial-gradient(ellipse 80% 60% at 70% 50%, rgba(59,130,246,0.18) 0%, transparent 70%);
      pointer-events: none;
    }
    .hero-content { position: relative; z-index: 1; max-width: 580px; }
    .hero-badge {
      display: inline-block;
      background: rgba(59,130,246,0.25);
      border: 1px solid rgba(59,130,246,0.5);
      color: #93c5fd;
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      padding: 4px 14px;
      border-radius: 20px;
      font-family: 'JetBrains Mono', monospace;
      margin-bottom: 16px;
    }
    .hero-h1 {
      font-size: clamp(26px, 3.5vw, 46px);
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 10px;
      letter-spacing: -0.02em;
      line-height: 1.1;
      font-family: 'JetBrains Mono', monospace;
    }
    .hero-subtitle {
      font-size: clamp(14px, 1.8vw, 18px);
      color: #93c5fd;
      margin-bottom: 16px;
      font-weight: 500;
      line-height: 1.4;
    }
    .hero-meta {
      font-size: 12.5px;
      color: rgba(255,255,255,0.5);
      margin-bottom: 32px;
      font-family: 'JetBrains Mono', monospace;
      letter-spacing: 0.02em;
    }
    .hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
    .cta-primary {
      display: inline-block;
      background: #1a56db;
      color: #fff;
      padding: 12px 28px;
      border-radius: 6px;
      font-weight: 600;
      font-size: 14px;
      border: 2px solid #1a56db;
      transition: background 0.2s, transform 0.15s;
    }
    .cta-primary:hover { background: #1d4ed8; transform: translateY(-1px); }
    .cta-secondary {
      display: inline-block;
      background: transparent;
      color: #93c5fd;
      padding: 12px 28px;
      border-radius: 6px;
      font-weight: 600;
      font-size: 14px;
      border: 2px solid rgba(147,197,253,0.4);
      transition: border-color 0.2s, color 0.2s;
    }
    .cta-secondary:hover { border-color: rgba(147,197,253,0.8); color: #bfdbfe; }

    /* Switch Visual */
    .hero-visual { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; }
    .switch-box { width: 100%; max-width: 520px; }
    .switch-faceplate {
      background: linear-gradient(180deg, #2a3040 0%, #1e2535 100%);
      border-radius: 6px;
      border: 2px solid #3a4460;
      padding: 14px 16px;
      box-shadow: 0 0 40px rgba(26,86,219,0.3), 0 20px 60px rgba(0,0,0,0.5);
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .switch-mgmt {
      display: flex;
      flex-direction: column;
      gap: 6px;
      flex-shrink: 0;
    }
    .switch-mgmt-port {
      width: 20px; height: 14px;
      background: #1a2235;
      border: 1px solid #3a4460;
      border-radius: 2px;
    }
    .switch-usb {
      width: 20px; height: 10px;
      background: #1a2235;
      border: 1px solid #3a4460;
      border-radius: 2px;
      margin-top: 2px;
    }
    .switch-port-grid {
      flex: 1;
      display: grid;
      grid-template-columns: repeat(16, 1fr);
      gap: 3px;
    }
    .switch-port {
      aspect-ratio: 1;
      background: #1a2235;
      border: 1px solid #2a3550;
      border-radius: 1px;
    }
    .switch-status {
      flex-shrink: 0;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .switch-status-dot {
      width: 8px; height: 8px;
      border-radius: 50%;
      background: #22c55e;
      box-shadow: 0 0 8px #22c55e;
      animation: pulse-green 2s ease-in-out infinite;
    }
    .switch-label {
      text-align: center;
      margin-top: 10px;
      font-size: 11px;
      color: rgba(255,255,255,0.3);
      font-family: 'JetBrains Mono', monospace;
      letter-spacing: 0.05em;
    }

    @keyframes pulse-green {
      0%, 100% { box-shadow: 0 0 8px #22c55e; }
      50% { box-shadow: 0 0 16px #22c55e, 0 0 24px rgba(34,197,94,0.4); }
    }
    @keyframes port-blink {
      0%, 88%, 100% { background: #1a2235; border-color: #2a3550; }
      94% { background: #22c55e; border-color: #16a34a; box-shadow: 0 0 4px #22c55e; }
    }
    .switch-port { animation: port-blink 4s infinite; }

    /* SEO Banner */
    #m1-seo-banner {
      background: #f0f6ff;
      border-bottom: 1px solid #dbeafe;
      padding: 18px 64px;
    }
    .seo-inner {
      max-width: 1120px;
      margin: 0 auto;
      display: flex;
      align-items: flex-start;
      gap: 14px;
    }
    .seo-icon { color: #1a56db; font-size: 16px; margin-top: 3px; flex-shrink: 0; }
    .seo-text { color: #334155; font-size: 14.5px; line-height: 1.7; }

    /* Body Wrapper */
    .m1-body { max-width: 1120px; margin: 0 auto; padding: 0 48px; }

    /* Sections */
    .m1-section {
      padding: 64px 0;
      border-bottom: 1px solid #e2e8f0;
    }
    .m1-section:last-child { border-bottom: none; }
    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #1a56db;
      font-size: 11.5px;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      margin-bottom: 10px;
      font-family: 'JetBrains Mono', monospace;
    }
    .section-h2 {
      font-size: clamp(20px, 2.2vw, 28px);
      font-weight: 700;
      color: #0f172a;
      letter-spacing: -0.02em;
      line-height: 1.25;
      border-left: 4px solid #1a56db;
      padding-left: 16px;
      margin-bottom: 32px;
    }
    .m1-para { color: #334155; line-height: 1.8; margin-bottom: 18px; max-width: 860px; }

    /* Highlights Grid */
    .highlight-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 20px;
    }
    .highlight-card {
      background: #fff;
      border: 1px solid #e2e8f0;
      border-radius: 8px;
      padding: 24px 24px 22px;
      transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
      cursor: default;
    }
    .highlight-card:hover {
      box-shadow: 0 8px 32px rgba(26,86,219,0.12);
      transform: translateY(-2px);
      border-color: #bfdbfe;
    }
    .highlight-icon-wrap {
      width: 44px; height: 44px;
      background: #eff6ff;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 14px;
    }
    .highlight-icon { color: #1a56db; font-size: 18px; }
    .highlight-title { font-size: 15px; font-weight: 700; color: #0f172a; margin-bottom: 8px; line-height: 1.3; }
    .highlight-desc { font-size: 13.5px; color: #64748b; line-height: 1.7; }

    /* Specs Overview */
    .spec-block {
      border: 1px solid #e2e8f0;
      border-radius: 8px;
      overflow: hidden;
    }
    .spec-block-head {
      background: #0d2347;
      color: #fff;
      font-family: 'JetBrains Mono', monospace;
      font-weight: 600;
      font-size: 13px;
      padding: 12px 20px;
      letter-spacing: 0.04em;
    }
    .spec-table { width: 100%; border-collapse: collapse; }
    .spec-table tr:nth-child(even) { background: #f8faff; }
    .spec-table tr:nth-child(odd) { background: #fff; }
    .spec-table tr:hover td { background: #eff6ff; transition: background 0.15s; }
    .spec-table td { padding: 11px 20px; font-size: 13.5px; vertical-align: top; }
    .spec-td-label { color: #475569; font-weight: 500; width: 36%; border-right: 1px solid #e2e8f0; }
    .spec-td-value { color: #0f172a; font-weight: 600; font-family: 'JetBrains Mono', monospace; }

    /* Applications Grid */
    .app-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
      gap: 20px;
    }
    .app-card {
      background: #fff;
      border: 1px solid #e2e8f0;
      border-radius: 8px;
      padding: 24px;
      transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
      cursor: default;
    }
    .app-card:hover {
      box-shadow: 0 8px 32px rgba(26,86,219,0.12);
      transform: translateY(-2px);
      border-color: #bfdbfe;
    }
    .app-icon-wrap {
      width: 48px; height: 48px;
      background: linear-gradient(135deg, #0d2347, #1a56db);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 14px;
    }
    .app-icon { color: #fff; font-size: 20px; }
    .app-title { font-size: 15.5px; font-weight: 700; color: #0f172a; margin-bottom: 8px; line-height: 1.3; }
    .app-desc { font-size: 13.5px; color: #64748b; line-height: 1.7; }

    /* ════════════════════════════════════════
       MODULE 2 · CORE FEATURES
    ════════════════════════════════════════ */
    #rs-dc8900-module2 {
      background: #f8faff;
      border-top: 1px solid #e2e8f0;
      border-bottom: 1px solid #e2e8f0;
      padding: 72px 0;
    }
    .m2-inner { max-width: 1120px; margin: 0 auto; padding: 0 48px; }
    .m2-section-head { margin-bottom: 48px; max-width: 700px; }
    .m2-section-sub { color: #64748b; font-size: 15px; line-height: 1.7; }
    .m2-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .m2-card {
      background: #fff;
      border: 1px solid #e2e8f0;
      border-radius: 10px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: box-shadow 0.25s, transform 0.2s, border-color 0.2s;
      cursor: default;
    }
    .m2-card:hover {
      box-shadow: 0 12px 40px rgba(26,86,219,0.12);
      transform: translateY(-3px);
      border-color: #bfdbfe;
    }
    .m2-card-top {
      padding: 22px 22px 0;
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .m2-card-icon-wrap {
      width: 40px; height: 40px;
      background: linear-gradient(135deg, #0d2347, #1a56db);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .m2-card-icon { color: #fff; font-size: 16px; }
    .m2-card-title { font-size: 15px; font-weight: 700; color: #0f172a; line-height: 1.3; }
    .m2-diagram {
      margin: 14px 22px;
      background: #f8faff;
      border: 1px solid #e2e8f0;
      border-radius: 6px;
      overflow: hidden;
      min-height: 100px;
    }
    .m2-card-list { padding: 0 22px 22px; list-style: none; flex: 1; }
    .m2-card-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: #475569;
      font-size: 13px;
      line-height: 1.6;
      margin-bottom: 6px;
    }
    .m2-bullet {
      display: inline-block;
      width: 6px; height: 6px;
      border-radius: 50%;
      background: #1a56db;
      flex-shrink: 0;
      margin-top: 7px;
    }

    /* ── Diagram: RoCE Flow ── */
    .diag-roce {
      position: relative;
      height: 100px;
      display: flex;
      align-items: center;
      justify-content: space-around;
      padding: 8px 16px;
    }
    .diag-roce-node { text-align: center; flex: 1; }
    .diag-roce-icon {
      width: 36px; height: 36px;
      background: #eff6ff;
      border: 2px solid #1a56db;
      border-radius: 4px;
      margin: 0 auto 4px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      color: #1a56db;
    }
    .diag-roce-label { font-size: 9px; color: #64748b; font-family: 'JetBrains Mono', monospace; }
    .diag-roce-line {
      position: absolute;
      top: 38%; left: 16%; right: 16%;
      height: 2px;
      background: linear-gradient(90deg, #1a56db, #22c55e, #1a56db);
      border-radius: 1px;
    }
    .diag-roce-packet {
      position: absolute;
      top: -3px;
      width: 12px; height: 6px;
      background: #1a56db;
      border-radius: 3px;
      animation: flow-packet 1.6s ease-in-out infinite;
    }
    .diag-roce-packet:nth-child(2) { animation-delay: 0.7s; }
    .diag-roce-caption {
      position: absolute;
      bottom: 6px; left: 50%;
      transform: translateX(-50%);
      font-size: 9px;
      color: #1a56db;
      font-family: 'JetBrains Mono', monospace;
      font-weight: 600;
      white-space: nowrap;
    }
    @keyframes flow-packet {
      0% { left: 0; opacity: 0; }
      15% { opacity: 1; }
      85% { opacity: 1; }
      100% { left: calc(100% - 12px); opacity: 0; }
    }

    /* ── Diagram: Load Balance ── */
    .diag-lb { padding: 10px 14px; }
    .diag-lb-row { display: flex; align-items: center; gap: 8px; margin-bottom: 9px; }
    .diag-lb-label { font-size: 9px; font-family: 'JetBrains Mono', monospace; color: #64748b; width: 40px; flex-shrink: 0; }
    .diag-lb-track { flex: 1; height: 14px; background: #f1f5f9; border-radius: 2px; overflow: hidden; }
    .diag-lb-bar { height: 100%; border-radius: 2px; }
    .diag-lb-bar-a { background: linear-gradient(90deg, #1a56db, #3b82f6); animation: bar-a 2s ease-in-out infinite; }
    .diag-lb-bar-b { background: linear-gradient(90deg, #0284c7, #38bdf8); animation: bar-b 2s ease-in-out infinite 0.4s; }
    .diag-lb-bar-c { background: linear-gradient(90deg, #0369a1, #0ea5e9); animation: bar-c 2s ease-in-out infinite 0.8s; }
    .diag-lb-caption { text-align: center; font-size: 9px; color: #1a56db; font-family: 'JetBrains Mono', monospace; font-weight: 600; margin-top: -4px; }
    @keyframes bar-a { 0%,100%{width:60%;} 50%{width:85%;} }
    @keyframes bar-b { 0%,100%{width:40%;} 50%{width:20%;} }
    @keyframes bar-c { 0%,100%{width:50%;} 33%{width:75%;} 66%{width:30%;} }

    /* ── Diagram: High Availability ── */
    .diag-ha { height: 100px; display: flex; align-items: center; justify-content: center; gap: 16px; padding: 0 16px; }
    .diag-ha-psu { text-align: center; }
    .diag-ha-psu-box {
      width: 48px; height: 32px;
      background: #eff6ff;
      border: 2px solid #22c55e;
      border-radius: 4px;
      display: flex; align-items: center; justify-content: center;
      margin: 0 auto 4px;
      animation: psu-pulse 2s ease-in-out infinite;
      color: #22c55e;
      font-size: 14px;
    }
    .diag-ha-psu-box.standby { animation-delay: 0.5s; }
    .diag-ha-psu-label { font-size: 9px; font-family: 'JetBrains Mono', monospace; color: #22c55e; font-weight: 700; }
    .diag-ha-psu-sub { font-size: 8px; color: #94a3b8; font-family: 'JetBrains Mono', monospace; }
    .diag-ha-divider { width: 1px; height: 50px; background: #e2e8f0; }
    .diag-ha-fans { display: flex; flex-direction: column; gap: 6px; }
    .diag-ha-fan-row { display: flex; align-items: center; gap: 6px; }
    .diag-ha-fan {
      width: 22px; height: 10px;
      border-radius: 2px;
      display: flex; align-items: center; justify-content: center;
      font-size: 7px;
    }
    .diag-ha-fan.active { background: rgba(34,197,94,0.15); border: 1px solid #22c55e; color: #22c55e; }
    .diag-ha-fan.standby { background: #f1f5f9; border: 1px solid #e2e8f0; color: #94a3b8; }
    .diag-ha-fan-label { font-size: 8px; font-family: 'JetBrains Mono', monospace; }
    .diag-ha-fan-label.active { color: #22c55e; }
    .diag-ha-fan-label.standby { color: #94a3b8; }
    @keyframes psu-pulse {
      0%,100%{box-shadow:0 0 0 0 rgba(34,197,94,0);}
      50%{box-shadow:0 0 0 6px rgba(34,197,94,0.2);}
    }

    /* ── Diagram: Telemetry ── */
    .diag-tel { padding: 10px 14px; }
    .diag-tel-bars {
      display: flex;
      align-items: flex-end;
      gap: 4px;
      height: 60px;
      padding-bottom: 4px;
      border-bottom: 1px solid #e2e8f0;
      margin-bottom: 6px;
    }
    .diag-tel-bar {
      flex: 1;
      background: linear-gradient(to top, #1a56db, #60a5fa);
      border-radius: 2px 2px 0 0;
      min-width: 6px;
    }
    .diag-tel-footer { display: flex; justify-content: space-between; align-items: center; }
    .diag-tel-label { font-size: 8px; color: #64748b; font-family: 'JetBrains Mono', monospace; }
    .diag-tel-live { font-size: 8px; color: #22c55e; font-family: 'JetBrains Mono', monospace; font-weight: 600; }

    /* ── Diagram: Deployment ── */
    .diag-deploy { height: 100px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 7px; }
    .diag-deploy-step { display: flex; align-items: center; gap: 8px; width: 100%; max-width: 220px; }
    .diag-deploy-check {
      width: 16px; height: 16px; border-radius: 50%;
      background: #22c55e;
      display: flex; align-items: center; justify-content: center;
      flex-shrink: 0;
      font-size: 8px; color: #fff;
    }
    .diag-deploy-text { font-size: 11px; color: #334155; font-family: 'JetBrains Mono', monospace; }

    /* ── Diagram: IPv4/IPv6 ── */
    .diag-ip { height: 100px; display: flex; gap: 8px; padding: 8px 12px; align-items: center; justify-content: center; }
    .diag-ip-stack { flex: 1; text-align: center; border-radius: 6px; padding: 6px 8px; }
    .diag-ip-stack.v4 { border: 1px solid rgba(26,86,219,0.2); background: rgba(26,86,219,0.04); }
    .diag-ip-stack.v6 { border: 1px solid rgba(3,105,161,0.2); background: rgba(3,105,161,0.04); }
    .diag-ip-title { font-size: 12px; font-weight: 700; font-family: 'JetBrains Mono', monospace; margin-bottom: 4px; }
    .diag-ip-stack.v4 .diag-ip-title { color: #1a56db; }
    .diag-ip-stack.v6 .diag-ip-title { color: #0369a1; }
    .diag-ip-proto {
      font-size: 9px;
      font-family: 'JetBrains Mono', monospace;
      color: #475569;
      margin-bottom: 2px;
      border-radius: 2px;
      padding: 1px 4px;
    }
    .diag-ip-stack.v4 .diag-ip-proto { background: rgba(26,86,219,0.08); }
    .diag-ip-stack.v6 .diag-ip-proto { background: rgba(3,105,161,0.08); }

    /* ════════════════════════════════════════
       MODULE 3 · SPECIFICATIONS & ORDERING
    ════════════════════════════════════════ */
    #rs-dc8900-module3 { background: #fff; padding: 72px 0; }
    .m3-inner { max-width: 1120px; margin: 0 auto; padding: 0 48px; }
    .m3-section-head { margin-bottom: 48px; }
    .m3-table-section { margin-bottom: 48px; }
    .m3-table-h3 {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .m3-table-h3 i { color: #1a56db; font-size: 16px; }
    .m3-table-wrap {
      overflow-x: auto;
      border-radius: 8px;
      border: 1px solid #e2e8f0;
    }
    .m3-table {
      width: 100%;
      border-collapse: collapse;
      min-width: 580px;
    }
    .m3-table thead th {
      background: #0d2347;
      color: #fff;
      padding: 12px 18px;
      text-align: left;
      font-size: 13px;
      font-weight: 600;
      font-family: 'JetBrains Mono', monospace;
      letter-spacing: 0.03em;
    }
    .m3-table tbody tr:nth-child(even) { background: #f8faff; }
    .m3-table tbody tr:nth-child(odd) { background: #fff; }
    .m3-table tbody tr:hover td { background: #eff6ff; transition: background 0.15s; }
    .m3-table td {
      padding: 11px 18px;
      font-size: 13.5px;
      vertical-align: top;
      line-height: 1.6;
    }
    .m3-td-label { color: #475569; font-weight: 500; border-right: 1px solid #e2e8f0; width: 28%; }
    .m3-td-value { color: #0f172a; font-family: 'JetBrains Mono', monospace; font-size: 13px; }
    .m3-td-model { color: #0f172a; font-family: 'JetBrains Mono', monospace; font-weight: 600; font-size: 13px; border-right: 1px solid #e2e8f0; width: 24%; }

    /* CTA Block */
    .m3-cta {
      background: linear-gradient(135deg, #0a1628 0%, #0d2347 50%, #1a3f7a 100%);
      border-radius: 12px;
      padding: 48px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 48px;
      align-items: start;
      margin-top: 16px;
    }
    .m3-cta-title { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 12px; line-height: 1.3; }
    .m3-cta-desc { font-size: 14.5px; color: rgba(255,255,255,0.65); margin-bottom: 28px; line-height: 1.7; max-width: 560px; }
    .m3-cta-btns { display: flex; gap: 12px; flex-wrap: wrap; }
    .m3-btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #1a56db;
      color: #fff;
      padding: 11px 24px;
      border-radius: 6px;
      font-weight: 600;
      font-size: 14px;
      border: 2px solid #1a56db;
      transition: background 0.2s;
    }
    .m3-btn-primary:hover { background: #1d4ed8; }
    .m3-btn-secondary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: transparent;
      color: #93c5fd;
      padding: 11px 24px;
      border-radius: 6px;
      font-weight: 600;
      font-size: 14px;
      border: 2px solid rgba(147,197,253,0.35);
      transition: border-color 0.2s;
    }
    .m3-btn-secondary:hover { border-color: rgba(147,197,253,0.7); }
    .m3-cta-meta { display: flex; flex-direction: column; gap: 12px; flex-shrink: 0; }
    .m3-cta-meta-item { display: flex; flex-direction: column; gap: 2px; }
    .m3-meta-label { font-size: 10px; color: rgba(255,255,255,0.4); font-family: 'JetBrains Mono', monospace; letter-spacing: 0.08em; text-transform: uppercase; }
    .m3-meta-val { font-size: 13px; color: #93c5fd; font-family: 'JetBrains Mono', monospace; }

    /* ════════════════════════════════════════
       RESPONSIVE
    ════════════════════════════════════════ */
    @media (max-width: 1024px) {
      .m2-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 900px) {
      #m1-hero {
        grid-template-columns: 1fr;
        padding: 48px 24px 40px;
        min-height: auto;
      }
      .hero-visual { display: none; }
      #m1-seo-banner { padding: 16px 24px; }
      .m1-body { padding: 0 24px; }
      .m2-inner { padding: 0 24px; }
      .m3-inner { padding: 0 24px; }
    }
    @media (max-width: 640px) {
      .m2-grid { grid-template-columns: 1fr; }
      .highlight-grid { grid-template-columns: 1fr; }
      .app-grid { grid-template-columns: 1fr; }
      .m3-cta { grid-template-columns: 1fr; gap: 28px; padding: 28px; }
    }