:root {
      --purple: #676CC4;
      --purple-light: #8E93D5;
      --navy: #1E1A34;
      --navy-700: #2A2648;
      --navy-600: #3A3656;
      --bg: #F7F7F6;
      --card: #FFFFFF;
      --line: #E6E5E3;
      --text: #2E2C3A;
      --muted: #6E6D75;
      --cyan: #00BEF2;
      --green: #1D9E75;
      --sev-critical: #A32D2D;
      --sev-high: #C7431F;
      --sev-medium: #B58A0B;
      --sev-low: #185FA5;
      --sev-critical-bg: #FCEBEB;
      --sev-high-bg: #FAEDE6;
      --sev-medium-bg: #FAF3DC;
      --sev-low-bg: #E6F1FB;

      --font-display: 'Syne', sans-serif;
      --font-body: 'Source Serif 4', Georgia, serif;
      --font-mono: 'Fira Code', ui-monospace, monospace;

      --radius: 14px;
      --radius-sm: 10px;
      --shadow: 0 4px 24px rgba(30, 26, 52, .08);
      --shadow-lg: 0 12px 40px rgba(30, 26, 52, .12);
    }

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

    html { scroll-behavior: smooth; }

    body {
      font-family: var(--font-body);
      background: var(--bg);
      color: var(--text);
      line-height: 1.65;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }

    .wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

    a { color: var(--purple); text-decoration: none; }
    a:hover { text-decoration: underline; }

    /* Header */
    header {
      background: rgba(30, 26, 52, .95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255, 255, 255, .1);
      position: sticky;
      top: 0;
      z-index: 100;
    }

    .nav {
      display: flex;
      align-items: center;
      gap: 24px;
      height: 72px;
      flex-wrap: nowrap;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 18px;
      color: var(--navy);
      letter-spacing: .2px;
      white-space: nowrap;
      flex-shrink: 0;
    }

    .brand img {
      height: 36px;
      width: auto;
      display: block;
    }

    .brand .shield {
      width: 28px;
      height: 28px;
      background: var(--purple);
      border-radius: 7px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 14px;
    }

    .brand-sub {
      font-family: var(--font-display);
      font-size: 15px;
      font-weight: 400;
      color: rgba(255, 255, 255, .8);
      letter-spacing: .3px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 22px;
      margin-left: auto;
      overflow-x: auto;
      scrollbar-width: none;
      -ms-overflow-style: none;
    }

    .nav-links::-webkit-scrollbar { display: none; }

    .nav-links a {
      color: rgba(255, 255, 255, .85);
      font-family: var(--font-display);
      font-size: 13.5px;
      font-weight: 600;
      letter-spacing: .2px;
      position: relative;
      padding: 4px 0;
      white-space: nowrap;
      flex-shrink: 0;
    }

    .nav-links a:hover { color: #fff; }

    .nav-links a::after {
      content: '';
      position: absolute;
      left: 0;
      bottom: -2px;
      width: 0;
      height: 2px;
      background: var(--purple);
      transition: width .2s ease;
    }

    .nav-links a:hover::after,
    .nav-links a.active::after { width: 100%; }

    .nav-links a:hover { text-decoration: none; }

    .nav .cta {
      background: var(--purple);
      color: #fff;
      padding: 9px 16px;
      border-radius: var(--radius-sm);
      font-family: var(--font-display);
      font-size: 13px;
      font-weight: 700;
      white-space: nowrap;
      flex-shrink: 0;
      transition: transform .15s ease, background .15s ease;
    }

    .nav .cta:hover {
      background: var(--purple-light);
      text-decoration: none;
      transform: translateY(-1px);
    }

    .lang {
      color: rgba(255, 255, 255, .85);
      font-family: var(--font-display);
      font-size: 13px;
      border: 1px solid rgba(255, 255, 255, .25);
      border-radius: var(--radius-sm);
      padding: 6px 12px;
      cursor: pointer;
      background: transparent;
      white-space: nowrap;
      flex-shrink: 0;
      transition: border-color .15s, color .15s;
    }

    .lang:hover { border-color: var(--cyan); color: #fff; }

    /* Hero */
    .hero {
      background: var(--navy);
      color: #fff;
      padding: 88px 0 72px;
      position: relative;
      overflow: hidden;
    }

    .hero::before {
      content: '';
      position: absolute;
      top: -50%;
      right: -10%;
      width: 700px;
      height: 700px;
      background: radial-gradient(circle, var(--purple) 0%, transparent 65%);
      opacity: .18;
      pointer-events: none;
    }

    .hero .wrap { position: relative; }

    .hero h1 {
      font-family: var(--font-display);
      font-size: clamp(36px, 5vw, 58px);
      font-weight: 700;
      line-height: 1.12;
      max-width: 760px;
      letter-spacing: -.5px;
    }

    .hero h1 em {
      color: var(--cyan);
      font-style: normal;
      background: linear-gradient(90deg, var(--cyan) 0%, var(--purple-light) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero p {
      color: #B9B7CC;
      margin-top: 18px;
      max-width: 620px;
      font-size: 17px;
      line-height: 1.7;
    }

    .hero-actions {
      display: flex;
      gap: 14px;
      margin-top: 32px;
      flex-wrap: wrap;
    }

    .hero-actions a {
      padding: 13px 24px;
      border-radius: var(--radius-sm);
      font-family: var(--font-display);
      font-size: 14px;
      font-weight: 700;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
    }

    .hero-actions a:hover { transform: translateY(-2px); text-decoration: none; }

    .hero-actions .q1 { background: var(--purple); color: #fff; }
    .hero-actions .q1:hover { background: var(--purple-light); }

    .hero-actions .q2 {
      border: 1px solid rgba(255,255,255,.25);
      color: #fff;
    }

    .hero-actions .q2:hover { border-color: var(--cyan); color: var(--cyan); }

    /* Sections */
    section { padding: 72px 0 20px; }

    .section-head {
      margin-bottom: 32px;
    }

    .section-head h2 {
      font-family: var(--font-display);
      font-size: 30px;
      font-weight: 700;
      color: var(--navy);
      letter-spacing: -.3px;
    }

    .section-head p {
      color: var(--muted);
      font-size: 16px;
      margin-top: 8px;
      max-width: 680px;
    }

    /* Advisories layout */
    .advisory-layout {
      display: grid;
      grid-template-columns: 260px 1fr;
      gap: 32px;
      align-items: start;
    }

    .advisory-rail {
      position: sticky;
      top: 88px;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 22px;
      box-shadow: var(--shadow);
    }

    .rail-title {
      font-family: var(--font-display);
      font-size: 13px;
      font-weight: 700;
      color: var(--navy);
      text-transform: uppercase;
      letter-spacing: .8px;
      margin-bottom: 16px;
    }

    .tabs {
      display: flex;
      flex-direction: column;
      gap: 8px;
      margin-bottom: 24px;
    }

    .tab {
      padding: 10px 14px;
      font-family: var(--font-display);
      font-size: 14px;
      font-weight: 600;
      color: var(--muted);
      cursor: pointer;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      transition: all .15s ease;
      text-align: left;
      background: transparent;
    }

    .tab:hover { color: var(--navy); background: var(--bg); }
    .tab.active { color: #fff; background: var(--navy); border-color: var(--navy); }

    .filter-group { margin-bottom: 18px; }
    .filter-group label {
      display: block;
      font-family: var(--font-display);
      font-size: 12px;
      font-weight: 600;
      color: var(--muted);
      text-transform: uppercase;
      letter-spacing: .5px;
      margin-bottom: 8px;
    }

    .filter-group select,
    .filter-group input {
      width: 100%;
      padding: 9px 12px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      font-family: var(--font-body);
      font-size: 14px;
      background: var(--card);
      color: var(--text);
    }


    .rail-count {
      font-size: 13px;
      color: var(--muted);
      margin-top: 8px;
      padding-top: 12px;
      border-top: 1px solid var(--line);
    }

    .advisory-list { display: flex; flex-direction: column; gap: 14px; }

    .adv-card {
      display: block;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 22px 24px;
      box-shadow: var(--shadow);
      cursor: pointer;
      color: inherit;
      text-decoration: none;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
      opacity: 0;
      transform: translateY(12px);
      animation: fadeInUp .5s ease forwards;
    }

    .adv-card:hover {
      border-color: var(--purple);
      transform: translateY(-2px);
      box-shadow: var(--shadow-lg);
    }

    .adv-card .row {
      display: flex;
      align-items: flex-start;
      gap: 20px;
    }

    .adv-card .id {
      font-family: var(--font-mono);
      font-size: 12.5px;
      color: var(--muted);
      background: var(--bg);
      padding: 3px 8px;
      border-radius: 6px;
      white-space: nowrap;
      margin-top: 3px;
    }

    .adv-card .body { flex: 1; }

    .adv-card h3 {
      font-family: var(--font-display);
      font-size: 16.5px;
      font-weight: 600;
      line-height: 1.35;
      color: var(--navy);
      margin-bottom: 6px;
    }

    .adv-card .cve {
      font-family: var(--font-mono);
      font-size: 12px;
      color: var(--muted);
      margin-left: 8px;
      font-weight: 400;
    }

    .adv-card .meta {
      font-size: 13px;
      color: var(--muted);
    }

    .adv-card .right {
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 8px;
      min-width: 110px;
    }

    .sev {
      padding: 4px 10px;
      border-radius: 20px;
      font-family: var(--font-display);
      font-size: 11.5px;
      font-weight: 700;
      text-align: center;
      letter-spacing: .3px;
    }

    .sev.s-critical { background: var(--sev-critical-bg); color: var(--sev-critical); }
    .sev.s-high { background: var(--sev-high-bg); color: var(--sev-high); }
    .sev.s-medium { background: var(--sev-medium-bg); color: var(--sev-medium); }
    .sev.s-low { background: var(--sev-low-bg); color: var(--sev-low); }
    .sev.s-none { background: #EFEFEF; color: var(--muted); }

    .adv-date {
      font-size: 13px;
      color: var(--muted);
    }

    .empty {
      padding: 48px;
      text-align: center;
      color: var(--muted);
      background: var(--card);
      border: 1px dashed var(--line);
      border-radius: var(--radius);
    }

    .pagination { margin-top: 24px; }

    .pagination-wrap {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
    }

    .page-numbers {
      display: flex;
      gap: 6px;
    }

    .page-btn {
      min-width: 32px;
      height: 32px;
      padding: 0 10px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: var(--card);
      color: var(--navy);
      font-family: var(--font-display);
      font-size: 13px;
      font-weight: 600;
      cursor: pointer;
      transition: all .15s ease;
    }

    .page-btn:hover:not(:disabled) { background: var(--bg); border-color: var(--purple); color: var(--purple); }
    .page-btn.active { background: var(--navy); border-color: var(--navy); color: #fff; }
    .page-btn:disabled { opacity: .5; cursor: not-allowed; }

    .page-info {
      margin-left: auto;
      font-size: 13px;
      color: var(--muted);
      font-family: var(--font-display);
    }

    /* Detail view */
    .detail-view { display: none; }

    .detail-view.active { display: block; animation: fadeIn .3s ease; }

    .detail-header {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 32px;
      box-shadow: var(--shadow);
      margin-bottom: 20px;
    }

    .back-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-family: var(--font-display);
      font-size: 13px;
      font-weight: 600;
      color: var(--purple);
      margin-bottom: 18px;
      cursor: pointer;
    }

    .back-link:hover { text-decoration: underline; }

    .detail-header h3 {
      font-family: var(--font-display);
      font-size: 26px;
      font-weight: 700;
      color: var(--navy);
      line-height: 1.3;
      margin-bottom: 16px;
    }

    .detail-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 4px;
    }

    .pill {
      font-family: var(--font-mono);
      font-size: 12.5px;
      background: var(--bg);
      border: 1px solid var(--line);
      padding: 4px 10px;
      border-radius: 6px;
      color: var(--muted);
    }

    .detail-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    .detail-panel {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: var(--shadow);
    }

    .detail-panel.full { grid-column: 1 / -1; }

    .detail-panel h4 {
      font-family: var(--font-display);
      font-size: 13px;
      font-weight: 700;
      color: var(--navy);
      text-transform: uppercase;
      letter-spacing: .6px;
      margin-bottom: 12px;
    }

    .detail-panel p,
    .detail-panel li {
      font-size: 15px;
      color: var(--text);
      line-height: 1.7;
    }

    .detail-panel ul { padding-left: 20px; }

    table.matrix {
      width: 100%;
      border-collapse: collapse;
      margin-top: 8px;
      font-size: 14px;
    }

    table.matrix th {
      background: var(--navy);
      color: #fff;
      padding: 10px 12px;
      text-align: left;
      font-family: var(--font-display);
      font-weight: 600;
    }

    table.matrix td {
      border-bottom: 1px solid var(--line);
      padding: 10px 12px;
    }

    table.matrix tr:nth-child(even) td { background: var(--bg); }

    .tag-fix { color: var(--green); font-weight: 700; }
    .tag-aff { color: var(--sev-high); font-weight: 700; }

    /* Response */
    .response-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      margin-top: 28px;
    }

    .timeline {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 28px 32px;
      box-shadow: var(--shadow);
    }

    .timeline h4 {
      font-family: var(--font-display);
      font-size: 16px;
      font-weight: 700;
      color: var(--navy);
      margin-bottom: 24px;
    }

    .timeline-item {
      display: flex;
      gap: 18px;
      position: relative;
      padding-bottom: 28px;
    }

    .timeline-item:not(:last-child)::before {
      content: '';
      position: absolute;
      left: 15px;
      top: 32px;
      bottom: 0;
      width: 2px;
      background: var(--line);
    }

    .timeline-item .no {
      width: 32px;
      height: 32px;
      border-radius: 50%;
      background: var(--navy);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 13px;
      flex-shrink: 0;
      z-index: 1;
    }

    .timeline-item h5 {
      font-family: var(--font-display);
      font-size: 15px;
      font-weight: 700;
      color: var(--navy);
      margin-bottom: 4px;
    }

    .timeline-item p {
      font-size: 14px;
      color: var(--muted);
      line-height: 1.6;
    }

    .card {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: var(--shadow);
    }

    .card h4 {
      font-family: var(--font-display);
      font-size: 16px;
      font-weight: 700;
      color: var(--navy);
      margin-bottom: 14px;
    }

    .card p, .card li { font-size: 14px; color: var(--text); }
    .card ul { padding-left: 20px; margin-top: 10px; }
    .card li { margin-bottom: 6px; }

    .sla {
      width: 100%;
      border-collapse: collapse;
      font-size: 14px;
    }

    .sla th {
      background: var(--bg);
      text-align: left;
      padding: 10px 12px;
      font-family: var(--font-display);
      font-weight: 600;
      border-bottom: 2px solid var(--line);
    }

    .sla td { padding: 10px 12px; border-bottom: 1px solid var(--line); }
    .sla td:first-child { font-weight: 600; }

    .pgp-box {
      background: var(--navy);
      color: #D6D4E6;
      border-radius: var(--radius);
      padding: 20px 22px;
      font-family: var(--font-mono);
      font-size: 13.5px;
      letter-spacing: .8px;
      margin: 14px 0;
      overflow-x: auto;
    }

    .pgp-box .lbl {
      font-family: var(--font-display);
      font-size: 11px;
      color: #8f8ca8;
      letter-spacing: .3px;
      margin-bottom: 8px;
      text-transform: uppercase;
    }

    .pgp-links { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
    .pgp-links a {
      background: var(--navy-700);
      color: #fff;
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      font-family: var(--font-display);
      font-weight: 600;
    }
    .pgp-links a:hover { background: var(--purple); text-decoration: none; }

    .safe-harbor {
      margin-top: 12px;
      color: var(--green);
      font-weight: 700;
      font-size: 14px;
    }

    /* Support */
    .sup-tools { display: flex; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
    .sup-tools input, .sup-tools select {
      padding: 10px 14px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      font-family: var(--font-body);
      font-size: 14px;
    }
    .sup-tools input { width: 260px; }
    .sup-tools .count { margin-left: auto; font-size: 13px; color: var(--muted); align-self: center; }

    .filter-group select,
    .sup-tools select {
      -webkit-appearance: none;
      -moz-appearance: none;
      appearance: none;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23676CC4' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: right 12px center;
      padding-right: 32px;
    }

    .sup-card {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 18px;
      text-align: center;
      box-shadow: var(--shadow);
    }

    .sup-card .value {
      font-family: var(--font-display);
      font-size: 28px;
      font-weight: 700;
      color: var(--navy);
    }

    .sup-card .label {
      font-size: 13px;
      color: var(--muted);
      margin-top: 4px;
    }

    .sup-scroll {
      max-height: 520px;
      overflow-y: auto;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: var(--card);
      box-shadow: var(--shadow);
    }

    table.sup {
      width: 100%;
      border-collapse: collapse;
      font-size: 14px;
    }

    table.sup th {
      background: var(--navy);
      color: #fff;
      padding: 12px 16px;
      text-align: left;
      font-family: var(--font-display);
      font-weight: 600;
      position: sticky;
      top: 0;
    }

    table.sup td { padding: 10px 16px; border-bottom: 1px solid var(--line); }
    table.sup tr:nth-child(even) td { background: var(--bg); }

    .badge-series {
      background: #EDEDF8;
      color: var(--purple);
      padding: 2px 10px;
      border-radius: 12px;
      font-size: 12px;
      font-weight: 700;
      font-family: var(--font-display);
    }

    /* Subscribe + security.txt */
    .subscribe-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }

    .subscribe-grid > * { min-width: 0; }

    .rss-card { display: flex; gap: 20px; align-items: flex-start; }
    .rss-icon {
      width: 56px;
      height: 56px;
      background: var(--cyan);
      border-radius: var(--radius);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .rss-card h4 {
      font-family: var(--font-display);
      font-size: 17px;
      font-weight: 700;
      color: var(--navy);
      margin-bottom: 6px;
    }

    .rss-card p { font-size: 14px; color: var(--muted); margin-bottom: 12px; }

    code.inline {
      background: var(--bg);
      border: 1px solid var(--line);
      padding: 4px 10px;
      border-radius: 6px;
      font-family: var(--font-mono);
      font-size: 13px;
    }

    .mail-soon {
      display: inline-block;
      background: var(--sev-low-bg);
      color: var(--sev-low);
      border: 1px dashed var(--sev-low);
      padding: 4px 12px;
      border-radius: 14px;
      font-size: 12.5px;
      font-weight: 700;
      margin-left: 8px;
      font-family: var(--font-display);
    }

    pre.stx {
      background: var(--navy);
      color: #9DE8FA;
      border-radius: var(--radius);
      padding: 22px 24px;
      font-size: 13px;
      font-family: var(--font-mono);
      line-height: 1.8;
      overflow-x: hidden;
      white-space: pre-wrap;
      word-break: break-word;
      max-width: 100%;
    }

    pre.stx .cm { color: #6f6c8a; }

    /* Footer */
    footer {
      background: var(--navy);
      color: #9F9DB0;
      margin-top: 80px;
      padding: 40px 0;
      font-size: 13.5px;
    }

    footer .wrap {
      display: flex;
      justify-content: space-between;
      gap: 20px;
      flex-wrap: wrap;
    }

    footer a { color: #D6D4E6; }
    footer a:hover { color: var(--cyan); }

    /* Animations */
    @keyframes fadeInUp {
      to { opacity: 1; transform: translateY(0); }
    }

    @keyframes fadeIn {
      from { opacity: 0; }
      to { opacity: 1; }
    }

    /* Responsive */
    @media (max-width: 860px) {
      .nav { gap: 16px; }
      .nav-links { gap: 16px; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
      .nav-links::-webkit-scrollbar { display: none; }
      .nav-links a, .nav .cta, .lang { white-space: nowrap; }
      .advisory-layout { grid-template-columns: 1fr; }
      .advisory-rail { position: static; }
      .response-grid, .subscribe-grid { grid-template-columns: 1fr; }
      .detail-grid { grid-template-columns: 1fr; }
      .adv-card .row { flex-direction: column; gap: 10px; }
      .adv-card .right { align-items: flex-start; }
      section { padding: 48px 0 16px; }
    }

    @media (max-width: 480px) {
      .hero h1 { font-size: 32px; }
      .section-head h2 { font-size: 24px; }
      .detail-header h3 { font-size: 20px; }
    }