/* == Design tokens ================================================== */
    :root {
      --nb:        #07090e;
      --nb2:       #0a0e18;
      --nc:        #0f1828;
      --nbr:       #192338;
      --nbr2:      #293c5a;
      --nt:        #dde5f0;
      --nm:        #94a3b8;
      --na:        #7c72f5;
      --na2:       #a8b8fc;
      --ng:        #2dd4a3;
      --nw:        1160px;
      --nf-head:   'Sora', system-ui, sans-serif;
      --nf-mono:   'JetBrains Mono', 'Consolas', monospace;
    }

    body { background: var(--nb); }

    /* == Page wrapper =================================================== */
    .pw { max-width: var(--nw); margin: 0 auto; padding: 0 36px; }

    .ns[id] { scroll-margin-top: 152px; }

    /* == Hero shell ===================================================== */
    .n-hero {
      position: relative;
      overflow: hidden;
      padding-bottom: 96px;
      background:
        radial-gradient(circle at 50% -8%, rgba(124,114,245,0.22) 0%, rgba(124,114,245,0.08) 28%, transparent 62%),
        linear-gradient(180deg, rgba(10,14,24,0.9) 0%, rgba(7,9,14,1) 72%);
    }
    .n-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background:
        linear-gradient(rgba(168,184,252,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(168,184,252,0.06) 1px, transparent 1px);
      background-size: 88px 88px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,0.75), transparent 84%);
      pointer-events: none;
    }
    .n-hero::after {
      content: '';
      position: absolute;
      width: min(720px, 78vw);
      height: 320px;
      right: -120px;
      top: 72px;
      border-radius: 999px;
      background: radial-gradient(circle, rgba(124,114,245,0.18) 0%, rgba(124,114,245,0) 72%);
      filter: blur(18px);
      pointer-events: none;
    }
    .n-hero-inner {
      position: relative;
      z-index: 1;
    }
    .n-hero-copy {
      max-width: 760px;
      margin: 0 auto;
      font-size: 17px;
      line-height: 1.9;
      color: #e2e8f0;
      text-wrap: pretty;
    }

    /* == Hero elements ================================================== */
    .n-badge {
      display: inline-flex; align-items: center; gap: 8px;
      font-family: var(--nf-mono); font-size: 11px; font-weight: 500;
      letter-spacing: 0.07em; text-transform: uppercase; color: #c4b5fd;
      background: rgba(124,114,245,0.1); border: 1px solid rgba(124,114,245,0.28);
      border-radius: 100px; padding: 5px 16px; margin-bottom: 28px;
    }
    .n-badge::before {
      content: ''; width: 6px; height: 6px;
      background: var(--na); border-radius: 50%;
      box-shadow: 0 0 8px rgba(124,114,245,0.9);
    }
    .n-hero-title {
      font-family: var(--nf-head);
      font-size: clamp(44px, 6.5vw, 72px);
      font-weight: 800; letter-spacing: -0.04em; line-height: 1.03;
      margin: 0 0 22px;
      color: #f8fafc;
    }

    /* Hero stats bar */
    .n-hero-stats {
      display: flex;
      justify-content: center;
    }
    .n-sbar {
      display: grid;
      grid-template-columns: repeat(5, minmax(0, 1fr));
      background: var(--nc); border: 1px solid var(--nbr);
      border-radius: 14px; overflow: hidden;
      margin-top: 52px;
      width: min(100%, 980px);
      box-shadow: 0 28px 60px rgba(0,0,0,0.22);
    }
    .n-sbar-c {
      padding: 20px 30px; text-align: center;
      border-right: 1px solid var(--nbr);
      min-width: 0;
    }
    .n-sbar-c:last-child { border-right: none; }
    .n-sbar-v {
      display: block; font-family: var(--nf-mono);
      font-size: 22px; font-weight: 600;
      color: var(--na2); line-height: 1; margin-bottom: 8px;
    }
    .n-sbar-l {
      font-size: 10px; font-weight: 600; letter-spacing: 0.09em;
      text-transform: uppercase; color: var(--nm);
      text-wrap: balance;
    }

    .n-glance-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      margin-top: 30px;
    }
    .n-glance-card {
      position: relative;
      min-width: 0;
      padding: 24px 22px;
      border: 1px solid rgba(41,60,90,0.72);
      border-radius: 18px;
      background:
        linear-gradient(180deg, rgba(15,24,40,0.96), rgba(10,14,24,0.9)),
        radial-gradient(circle at top left, rgba(124,114,245,0.1), transparent 62%);
      box-shadow: 0 18px 40px rgba(0,0,0,0.16);
    }
    .n-glance-card h3 {
      margin: 0 0 10px;
      font-family: var(--nf-head);
      font-size: 20px;
      font-weight: 600;
      line-height: 1.2;
      letter-spacing: -0.02em;
      color: var(--nt);
      text-wrap: balance;
    }
    .n-glance-card p {
      margin: 0;
      color: rgba(221,229,240,0.72);
      font-size: 14px;
      line-height: 1.75;
      text-wrap: pretty;
    }
    .n-glance-tag {
      display: inline-flex;
      margin-bottom: 14px;
      font-family: var(--nf-mono);
      font-size: 10px;
      font-weight: 600;
      letter-spacing: 0.09em;
      text-transform: uppercase;
      color: var(--na2);
    }

    /* == In-page jump rail ============================================= */
    .n-jump-shell {
      position: relative;
      z-index: 6;
      margin-top: -20px;
      padding: 0 0 36px;
    }
    .n-jump-shell .pw{
      display:flex;
      justify-content:center;
    }
    .n-jump {
      display: flex;
      align-items: center;
      gap: 10px;
      width: min(100%, 1080px);
      max-width: 100%;
      justify-content: center;
      flex-wrap: wrap;
      padding: 10px;
      border: 1px solid rgba(41,60,90,0.78);
      border-radius: 999px;
      background: rgba(10,14,24,0.82);
      backdrop-filter: blur(16px);
      box-shadow: 0 18px 40px rgba(0,0,0,0.22);
      pointer-events: auto;
    }
    .n-jump-kicker {
      flex: 0 0 auto;
      padding: 0 8px 0 4px;
      font-family: var(--nf-mono);
      font-size: 10px;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: rgba(168,184,252,0.78);
    }
    .n-jump a {
      flex: 0 0 auto;
      padding: 9px 14px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-family: var(--nf-mono);
      font-size: 11px;
      font-weight: 500;
      letter-spacing: 0.04em;
      color: var(--nm);
      text-decoration: none;
      transition: color 0.2s, background-color 0.2s, border-color 0.2s, transform 0.2s;
      white-space: nowrap;
    }
    .n-jump a:hover,
    .n-jump a:focus-visible {
      color: var(--nt);
      background: rgba(124,114,245,0.12);
      border-color: rgba(124,114,245,0.24);
      transform: translateY(-1px);
      outline: none;
    }

    /* == Section wrapper ================================================ */
    .ns { padding: 96px 0; border-top: 1px solid rgba(255,255,255,0.04); }
    .ns.alt { background: var(--nb2); }

    /* == Section header (LEFT-aligned) ================================== */
    .nsh { margin-bottom: 52px; }
    #arch .nsh { margin-bottom: 22px; }
    #arch .nbody.arch-runtime-note {
      margin-bottom: 32px;
      max-width: 820px;
    }
    .nsh-num {
      display: block; font-family: var(--nf-mono);
      font-size: 11px; font-weight: 500; color: var(--na);
      letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 14px;
    }
    .nsh h2 {
      font-family: var(--nf-head);
      font-size: clamp(26px, 3.2vw, 38px); font-weight: 700;
      letter-spacing: -0.03em; color: var(--nt);
      margin: 0 0 16px; line-height: 1.15;
    }
    .nsh p {
      font-size: 16px; color: var(--nm);
      line-height: 1.8; max-width: 720px;
      text-wrap: pretty;
    }

    /* == Stat grid ====================================================== */
    .nst {
      display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
      background: var(--nbr); gap: 1px;
      border: 1px solid var(--nbr); border-radius: 12px;
      overflow: hidden; margin-bottom: 56px;
      box-shadow: 0 18px 44px rgba(0,0,0,0.16);
    }
    .nst-c { background: var(--nc); padding: 22px 18px; text-align: center; min-width: 0; }
    .nst-v {
      display: block; font-family: var(--nf-mono);
      font-size: clamp(20px, 2.5vw, 28px); font-weight: 600;
      color: var(--na2); line-height: 1; margin-bottom: 10px;
    }
    .nst-l {
      font-size: 10.5px; font-weight: 600; letter-spacing: 0.06em;
      text-transform: uppercase; color: var(--nm); line-height: 1.55;
      text-wrap: balance;
    }

    /* == Sub-heading ==================================================== */
    .nsubh {
      font-family: var(--nf-head); font-size: 16px; font-weight: 600;
      color: var(--nt); margin: 52px 0 20px;
      padding-bottom: 14px; border-bottom: 1px solid var(--nbr);
      display: flex; align-items: center; gap: 10px;
    }
    .nsubh::before {
      content: ''; width: 3px; height: 17px; flex-shrink: 0;
      background: var(--na); border-radius: 2px;
    }

    /* == Prose body ===================================================== */
    .nbody { font-size: 15px; color: var(--nm); line-height: 1.9; max-width: 820px; text-wrap: pretty; }
    .nbody p { margin: 0 0 18px; }
    .nbody p:last-child { margin-bottom: 0; }
    .nbody strong { color: var(--nt); font-weight: 600; }
    .nbody code {
      font-family: var(--nf-mono); font-size: 12.5px;
      background: rgba(124,114,245,0.11); border: 1px solid rgba(124,114,245,0.22);
      border-radius: 4px; padding: 1px 6px; color: var(--na2);
    }

    /* == 2-column card grid ============================================= */
    .ncg { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-bottom: 48px; }
    .nc {
      display: flex;
      flex-direction: column;
      gap: 10px;
      background: var(--nc); border: 1px solid var(--nbr);
      border-radius: 12px; padding: 26px 24px;
      transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
      min-width: 0;
    }
    .nc:hover {
      border-color: var(--nbr2);
      transform: translateY(-2px);
      box-shadow: 0 16px 28px rgba(0,0,0,0.18);
    }
    .nc-tag {
      font-family: var(--nf-mono); font-size: 10px; font-weight: 600;
      letter-spacing: 0.09em; text-transform: uppercase;
      color: var(--na); margin-bottom: 12px; display: block;
    }
    .nc h3 {
      font-family: var(--nf-head); font-size: 18px; font-weight: 600;
      color: var(--nt); margin: 0 0 10px; line-height: 1.3;
      letter-spacing: -0.01em;
      text-wrap: balance;
    }
    .nc p { font-size: 13.5px; color: var(--nm); line-height: 1.82; margin: 0; text-wrap: pretty; }
    .nc code {
      font-family: var(--nf-mono); font-size: 12px;
      background: rgba(124,114,245,0.11); border: 1px solid rgba(124,114,245,0.20);
      border-radius: 4px; padding: 1px 5px; color: var(--na2);
    }

    /* == Autoencoder diagram ============================================ */
    .nae {
      background: var(--nc); border: 1px solid var(--nbr);
      border-radius: 12px; padding: 32px 24px 28px;
      margin: 4px 0 48px; overflow-x: auto;
    }
    .nae-hdr {
      display: flex; justify-content: space-between;
      font-family: var(--nf-mono); font-size: 10px; font-weight: 500;
      letter-spacing: 0.09em; text-transform: uppercase;
      color: #94a3b8; margin-bottom: 24px; padding: 0 2px;
    }
    .nae-flow {
      display: flex; align-items: center;
      justify-content: center; gap: 6px; min-width: 500px;
    }
    .nae-node { display: flex; flex-direction: column; align-items: center; gap: 7px; }
    .nae-box {
      background: #0b1320; border: 1px solid var(--nbr);
      border-radius: 8px; padding: 11px 14px;
      font-family: var(--nf-mono); font-size: 18px; font-weight: 600;
      color: var(--na2); min-width: 50px; text-align: center;
    }
    .nae-box.mid {
      background: rgba(45,212,163,0.09); border-color: rgba(45,212,163,0.38);
      color: var(--ng); font-size: 22px; padding: 13px 18px;
    }
    .nae-nl {
      font-family: var(--nf-mono); font-size: 9px;
      letter-spacing: 0.08em; text-transform: uppercase;
      color: var(--nm); font-weight: 500;
    }
    .nae-arr { color: var(--nbr2); font-size: 16px; margin-bottom: 16px; }

    /* == Feature tables 2-up =========================================== */
    .nft2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin: 16px 0 48px; }
    .nft {
      border: 1px solid var(--nbr);
      border-radius: 10px;
      overflow: auto;
      -webkit-overflow-scrolling: touch;
    }
    .nft table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
    .nft th {
      background: var(--nc); border-bottom: 1px solid var(--nbr);
      padding: 10px 14px; text-align: left;
      font-family: var(--nf-mono); font-size: 10px; font-weight: 600;
      letter-spacing: 0.08em; text-transform: uppercase; color: var(--nm);
    }
    .nft td {
      padding: 9px 14px; color: var(--nm);
      border-bottom: 1px solid rgba(25,35,56,0.9);
      vertical-align: top; line-height: 1.55;
    }
    .nft tr:last-child td { border-bottom: none; }
    .nft tbody tr:nth-child(even) td { background: rgba(255,255,255,0.012); }
    .nft td:first-child {
      font-family: var(--nf-mono); color: var(--na2);
      white-space: normal; font-size: 12px; font-weight: 500;
      overflow-wrap: anywhere;
      width: 34%;
    }
    .nft tr:hover td { background: rgba(255,255,255,0.015); }

    /* == ETW signal table =============================================== */
    .netw {
      border: 1px solid var(--nbr); border-radius: 12px;
      overflow: auto; margin: 16px 0 48px;
      -webkit-overflow-scrolling: touch;
    }
    .netw table { width: 100%; border-collapse: collapse; font-size: 13px; }
    .netw th {
      background: var(--nc); border-bottom: 1px solid var(--nbr);
      padding: 11px 16px; text-align: left;
      font-family: var(--nf-mono); font-size: 10px; font-weight: 600;
      letter-spacing: 0.08em; text-transform: uppercase; color: var(--nm);
    }
    .netw td {
      padding: 11px 16px; color: #cbd5e1;
      border-bottom: 1px solid rgba(25,35,56,0.9);
      vertical-align: top; line-height: 1.65;
    }
    .netw tr:last-child td { border-bottom: none; }
    .netw tbody tr:nth-child(even) td { background: rgba(255,255,255,0.012); }
    .netw td:first-child {
      font-family: var(--nf-mono); color: var(--na2);
      white-space: normal; font-size: 12.5px; font-weight: 500;
      overflow-wrap: anywhere;
      width: 22%;
    }
    .netw td:nth-child(2) {
      font-family: var(--nf-mono);
      color: #94a3b8; font-size: 11.5px; white-space: normal;
      overflow-wrap: anywhere;
      width: 24%;
    }
    .netw tr:hover td { background: rgba(255,255,255,0.015); }

    /* == Callout boxes ================================================== */
    .ncalls {
      display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 12px; margin: 16px 0 0;
    }
    .ncalls-posture-six {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    #posture .ncall code {
      font-size: 11px;
      overflow-wrap: anywhere;
      word-break: break-word;
    }
    .protected-routing-grid,
    .design-notes-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .sensitivity-preset-list {
      list-style: none;
      margin: 10px 0 12px;
      padding: 0;
    }
    .sensitivity-preset-list li {
      font-family: var(--nf-mono);
      font-size: 13px;
      color: var(--na2);
      line-height: 1.65;
      padding: 3px 0;
      /* One full line per preset: label, =, and value stay together */
      white-space: nowrap;
    }
    .sensitivity-preset-list li strong {
      display: inline;
      margin-bottom: 0;
      font-family: var(--nf-mono);
      font-size: 13px;
      color: var(--na2);
      font-weight: 600;
    }
    @media (max-width: 420px) {
      .sensitivity-preset-list li {
        white-space: normal;
        word-break: break-all;
      }
    }
    .ncall .sensitivity-preset-list {
      margin-top: 8px;
    }
    .ncall-wide {
      margin-top: 12px;
      width: 100%;
      box-sizing: border-box;
    }
    .ncall {
      border-left: 2px solid var(--na);
      background: rgba(124,114,245,0.05);
      border-radius: 0 10px 10px 0;
      padding: 18px 20px 18px 22px;
      font-size: 14px; color: var(--nm); line-height: 1.8;
      min-width: 0;
    }
    /* Match desktop app category borders (see src/ui/src/styles.css .alert-card.cat-*) */
    .ncall.ncall-route-windows {
      border-left-color: #0078d4;
      background: rgba(0, 120, 212, 0.08);
    }
    .ncall.ncall-route-signed {
      border-left-color: rgba(226, 232, 240, 0.75);
      background: rgba(255, 255, 255, 0.04);
    }
    .ncall.ncall-route-hardware {
      border-left-color: #f97316;
      background: rgba(249, 115, 22, 0.08);
    }
    .ncall.ncall-route-impersonation {
      border-left-color: #ef4444;
      background: rgba(239, 68, 68, 0.07);
    }
    .ncall.ncall-route code {
      background: rgba(255,255,255,0.06);
      border-color: rgba(255,255,255,0.1);
    }
    .ncall.ncall-route-windows code {
      background: rgba(0, 120, 212, 0.12);
      border-color: rgba(0, 120, 212, 0.25);
    }
    .ncall.ncall-route-signed code {
      background: rgba(255, 255, 255, 0.08);
      border-color: rgba(255, 255, 255, 0.18);
    }
    .ncall.ncall-route-hardware code {
      background: rgba(249, 115, 22, 0.12);
      border-color: rgba(249, 115, 22, 0.3);
    }
    .ncall.ncall-route-impersonation code {
      background: rgba(239, 68, 68, 0.1);
      border-color: rgba(239, 68, 68, 0.28);
    }
    .ncall strong {
      color: var(--nt); font-weight: 600; display: block; margin-bottom: 6px;
      font-family: var(--nf-head); font-size: 13.5px;
    }
    .ncall code {
      font-family: var(--nf-mono); font-size: 12px;
      background: rgba(124,114,245,0.12); border: 1px solid rgba(124,114,245,0.22);
      border-radius: 4px; padding: 1px 5px; color: var(--na2);
    }

    /* == Alert tier cards ============================================== */
    .ntiers { display: flex; flex-direction: column; gap: 10px; margin-bottom: 48px; }
    .ntier {
      display: flex; border-radius: 10px;
      border: 1px solid var(--nbr); overflow: hidden;
      background: var(--nc);
    }
    .ntier-bar            { width: 4px; flex-shrink: 0; }
    .ntier-bar.c-red      { background: #f87171; }
    .ntier-bar.c-yellow   { background: #fbbf24; }
    .ntier-bar.c-blue     { background: #60a5fa; }
    .ntier-body           { padding: 20px 26px; flex: 1; }
    .ntier-hd             { display: flex; align-items: center; gap: 9px; margin-bottom: 8px; flex-wrap: wrap; }
    .ntier-dot            { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
    .ntier-dot.c-red      { background: #f87171; box-shadow: 0 0 7px rgba(248,113,113,0.55); }
    .ntier-dot.c-yellow   { background: #fbbf24; box-shadow: 0 0 7px rgba(251,191,36,0.55); }
    .ntier-dot.c-blue     { background: #60a5fa; box-shadow: 0 0 7px rgba(96,165,250,0.55); }
    .ntier-name {
      font-family: var(--nf-head); font-size: 15px;
      font-weight: 600; color: var(--nt);
    }
    .ntier-tag {
      font-family: var(--nf-mono); font-size: 10px; font-weight: 500;
      letter-spacing: 0.07em; text-transform: uppercase;
      padding: 2px 8px; border-radius: 4px; margin-left: 4px;
    }
    .ntier-tag.c-red    { background: rgba(248,113,113,0.1); color: #f87171; border: 1px solid rgba(248,113,113,0.25); }
    .ntier-tag.c-yellow { background: rgba(251,191,36,0.1);  color: #fbbf24; border: 1px solid rgba(251,191,36,0.25); }
    .ntier-tag.c-blue   { background: rgba(96,165,250,0.1);  color: #60a5fa; border: 1px solid rgba(96,165,250,0.25); }
    .ntier-desc { font-size: 13.5px; color: var(--nm); line-height: 1.8; }

    /* == Footer CTA ===================================================== */
    .ncta {
      padding: 96px 40px; text-align: center;
      background: var(--nb2);
      border-top: 1px solid rgba(255,255,255,0.04);
    }
    .ncta-panel {
      width: min(100%, 820px);
      margin: 0 auto;
      padding: 34px 32px;
      border: 1px solid rgba(41,60,90,0.82);
      border-radius: 22px;
      background:
        linear-gradient(180deg, rgba(15,24,40,0.92), rgba(10,14,24,0.96)),
        radial-gradient(circle at top center, rgba(124,114,245,0.14), transparent 62%);
      box-shadow: 0 24px 50px rgba(0,0,0,0.22);
    }
    .ncta-kicker {
      display: inline-flex;
      margin-bottom: 16px;
      font-family: var(--nf-mono);
      font-size: 10px;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--na2);
    }
    .ncta h3 {
      font-family: var(--nf-head); font-size: clamp(24px, 3vw, 34px); font-weight: 700;
      margin: 0 0 28px; letter-spacing: -0.03em; color: var(--nt);
      text-wrap: balance;
    }
    .ncta-btns { display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap; }

    @media (min-width: 769px) {
      .n-jump {
        flex-wrap: nowrap;
      }
    }

    /* == Responsive ===================================================== */
    @media (max-width: 860px) {
      .ncg, .nft2, .n-glance-grid, .ncalls-posture-six, .protected-routing-grid, .design-notes-grid { grid-template-columns: 1fr; }
    }
    @media (max-width: 768px) {
      .ns { padding: 64px 0; }
      .pw { padding: 0 20px; }
      .n-hero { padding-bottom: 72px; }
      .n-jump-shell {
        margin-top: -10px;
        padding-bottom: 18px;
      }
      .n-jump {
        width: 100%;
        padding: 8px;
        justify-content: flex-start;
      }
      .n-jump-kicker { display: none; }
      .nst { grid-template-columns: 1fr 1fr; }
      .nae-flow { min-width: 420px; }
      .nae-box { font-size: 15px; min-width: 42px; padding: 9px 12px; }
      .nae-box.mid { font-size: 18px; }
      .ncalls { grid-template-columns: 1fr; }
      .n-sbar {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        width: min(100%, 520px);
        border-radius: 10px;
      }
      .n-sbar-c {
        width: auto;
        border-bottom: 1px solid var(--nbr);
      }
      .n-sbar-c:nth-child(2n) { border-right: none; }
      .n-sbar-c:last-child {
        grid-column: 1 / -1;
        border-right: none;
        border-bottom: none;
      }
      .n-sbar-v { font-size: 18px; }
      .ncta { padding: 72px 20px; }
      .ncta-panel { padding: 28px 22px; }
    }
    @media (max-width: 480px) {
      .nst { grid-template-columns: 1fr 1fr; }
    }