:root {
    --ink: #0d0e0c;
    --paper: #f2efe8;
    --olive: #4a5240;
    --olive-light: #6b7560;
    --amber: #c8a84b;
    --amber-dim: #a08030;
    --red-alert: #b83232;
    --mono: 'Space Mono', monospace;
    --display: 'Bebas Neue', sans-serif;
    --body: 'DM Sans', sans-serif;
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--ink);
    color: var(--paper);
    font-family: var(--body);
    overflow-x: hidden;
  }

  /* ── NOISE TEXTURE OVERLAY ── */
  body::before {
    content: '';
    position: fixed; inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none; z-index: 9999; opacity: 0.35;
  }

  /* ── TICKER ── */
  .ticker {
    background: var(--amber);
    color: var(--ink);
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    padding: 6px 0;
    overflow: hidden;
    white-space: nowrap;
  }
  .ticker-inner {
    display: inline-block;
    animation: ticker 28s linear infinite;
  }
  .ticker-inner span { margin: 0 3rem; }
  @keyframes ticker {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
  }

  /* ── NAV ── */
  nav {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1.2rem 4rem;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    position: sticky; top: 0; z-index: 100;
    background: rgba(13,14,12,0.92);
    backdrop-filter: blur(12px);
  }
  .nav-logo {
    font-family: var(--display);
    font-size: 1.7rem;
    letter-spacing: 0.08em;
    color: var(--paper);
  }
  .nav-logo span { color: var(--amber); }
  .nav-links {
    display: flex; gap: 2.5rem; list-style: none;
    font-family: var(--mono); font-size: 0.68rem;
    letter-spacing: 0.15em; text-transform: uppercase;
  }
  .nav-links a {
    color: rgba(242,239,232,0.55);
    text-decoration: none;
    transition: color 0.2s;
  }
  .nav-links a:hover { color: var(--amber); }
  .nav-actions {
    display: flex; align-items: center; gap: 0.8rem;
  }
  .nav-cta {
    font-family: var(--mono); font-size: 0.68rem;
    letter-spacing: 0.12em; text-transform: uppercase;
    padding: 0.6rem 1.4rem;
    border: 1px solid var(--amber);
    color: var(--amber);
    background: transparent;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
  }
  .nav-cta:hover { background: var(--amber); color: var(--ink); }

  .nav-analyzer-btn {
    font-family: var(--mono); font-size: 0.68rem;
    letter-spacing: 0.12em; text-transform: uppercase;
    padding: 0.6rem 1.4rem;
    border: none;
    color: var(--ink);
    background: var(--amber);
    cursor: pointer;
    transition: background 0.2s, transform 0.15s;
    clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  }
  .nav-analyzer-btn:hover { background: #e0b958; transform: translateY(-1px); }

  /* ── CERTIANALYZER OVERLAY ── */
  .analyzer-overlay {
    display: none;
    position: fixed; inset: 0;
    z-index: 10000;
    background: var(--ink);
    flex-direction: column;
  }
  .analyzer-overlay.open { display: flex; }

  .analyzer-topbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 2rem;
    height: 52px;
    background: rgba(13,14,12,0.96);
    border-bottom: 1px solid rgba(200,168,75,0.25);
    flex-shrink: 0;
  }
  .analyzer-topbar-logo {
    font-family: var(--display);
    font-size: 1.2rem; letter-spacing: 0.1em;
    color: var(--amber);
  }
  .analyzer-topbar-label {
    font-family: var(--mono); font-size: 0.6rem;
    letter-spacing: 0.2em; text-transform: uppercase;
    color: rgba(242,239,232,0.4);
  }
  .analyzer-close-btn {
    font-family: var(--mono); font-size: 0.65rem;
    letter-spacing: 0.15em; text-transform: uppercase;
    padding: 0.4rem 1rem;
    border: 1px solid rgba(242,239,232,0.2);
    color: rgba(242,239,232,0.55);
    background: transparent;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
  }
  .analyzer-close-btn:hover { border-color: var(--paper); color: var(--paper); }

  .analyzer-iframe-wrap {
    flex: 1; position: relative;
  }
  .analyzer-iframe-wrap iframe {
    width: 100%; height: 100%;
    border: none; display: block;
  }
  .analyzer-loading {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    background: var(--ink);
    font-family: var(--mono); font-size: 0.75rem;
    color: rgba(242,239,232,0.3); letter-spacing: 0.15em;
    text-transform: uppercase;
    pointer-events: none;
    transition: opacity 0.4s;
  }
  .analyzer-loading.hidden { opacity: 0; }

  /* ── HERO ── */
  .hero {
    min-height: 92vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    position: relative;
    overflow: hidden;
  }

  .hero::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
      linear-gradient(rgba(200,168,75,0.06) 1px, transparent 1px),
      linear-gradient(90deg, rgba(200,168,75,0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
  }

  .hero-left {
    display: flex; flex-direction: column; justify-content: center;
    padding: 6rem 4rem 6rem 4rem;
    position: relative; z-index: 2;
  }

  .hero-tag {
    font-family: var(--mono);
    font-size: 0.62rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--amber);
    margin-bottom: 1.5rem;
    display: flex; align-items: center; gap: 0.7rem;
  }
  .hero-tag::before {
    content: '';
    display: block; width: 28px; height: 1px; background: var(--amber);
  }

  .hero-headline {
    font-family: var(--display);
    font-size: clamp(4rem, 7vw, 7.5rem);
    line-height: 0.95;
    letter-spacing: 0.02em;
    margin-bottom: 2rem;
    animation: fadeUp 0.9s ease both;
  }
  .hero-headline em {
    font-style: normal;
    color: var(--amber);
    display: block;
  }

  .hero-question {
    font-family: var(--mono);
    font-size: 1.05rem;
    line-height: 1.75;
    color: rgba(242,239,232,0.72);
    max-width: 480px;
    margin-bottom: 2.8rem;
    border-left: 2px solid var(--amber);
    padding-left: 1.2rem;
    animation: fadeUp 1.1s ease both;
  }
  .hero-question strong {
    color: var(--paper);
    font-weight: 700;
  }

  .hero-outcome {
    font-family: var(--body);
    font-size: 0.95rem;
    color: var(--amber);
    max-width: 480px;
    margin: -1.2rem 0 2.2rem;
    animation: fadeUp 1.15s ease both;
  }
  .hero-outcome strong { color: var(--paper); }

  .hero-actions {
    display: flex; gap: 1rem; flex-wrap: wrap;
    animation: fadeUp 1.3s ease both;
  }
  .btn-primary {
    font-family: var(--mono); font-size: 0.72rem;
    letter-spacing: 0.15em; text-transform: uppercase;
    padding: 1rem 2.2rem;
    background: var(--amber); color: var(--ink);
    border: none; cursor: pointer;
    text-decoration: none;
    font-weight: 700;
    transition: background 0.2s, transform 0.15s;
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  }
  .btn-primary:hover { background: #e0b958; transform: translateY(-2px); }
  .btn-ghost {
    font-family: var(--mono); font-size: 0.72rem;
    letter-spacing: 0.15em; text-transform: uppercase;
    padding: 1rem 2.2rem;
    background: transparent;
    color: var(--paper); border: 1px solid rgba(242,239,232,0.25);
    cursor: pointer; text-decoration: none;
    transition: border-color 0.2s, color 0.2s;
  }
  .btn-ghost:hover { border-color: var(--paper); }

  /* ── HERO RIGHT ── */
  .hero-right {
    display: flex; align-items: center; justify-content: center;
    position: relative; z-index: 2;
    padding: 4rem;
  }

  .device-frame {
    position: relative;
    width: 340px; height: 420px;
    animation: fadeUp 1s ease 0.3s both;
  }
  .device-shell {
    width: 100%; height: 100%;
    background: linear-gradient(145deg, #1c1e19, #141614);
    border: 1px solid rgba(200,168,75,0.3);
    border-radius: 4px;
    padding: 1.5rem;
    box-shadow:
      0 0 60px rgba(200,168,75,0.08),
      0 40px 80px rgba(0,0,0,0.6),
      inset 0 1px 0 rgba(255,255,255,0.05);
    position: relative; overflow: hidden;
  }
  .device-shell::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--amber), transparent);
  }
  .device-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 1.2rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .device-logo-sm {
    font-family: var(--display);
    font-size: 1rem; color: var(--amber); letter-spacing: 0.08em;
  }
  .status-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: #3ddc84;
    box-shadow: 0 0 8px #3ddc84;
    animation: pulse 2s infinite;
  }
  @keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
  }

  .device-screen {
    background: #0a0b09;
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 2px;
    padding: 1rem;
    font-family: var(--mono);
    font-size: 0.58rem;
    line-height: 1.9;
    height: 220px;
    overflow: hidden;
    position: relative;
  }
  .device-screen::after {
    content: '';
    position: absolute; bottom: 0; left: 0; right: 0;
    height: 40px;
    background: linear-gradient(transparent, #0a0b09);
  }
  .line-ok  { color: #3ddc84; }
  .line-warn{ color: var(--amber); }
  .line-err { color: var(--red-alert); }
  .line-dim { color: rgba(200,168,75,0.35); }
  .cursor { animation: blink 1s step-end infinite; }
  @keyframes blink { 50% { opacity: 0; } }

  .device-badges {
    margin-top: 1rem;
    display: flex; gap: 0.5rem; flex-wrap: wrap;
  }
  .badge {
    font-family: var(--mono);
    font-size: 0.5rem; letter-spacing: 0.1em;
    padding: 3px 8px;
    border: 1px solid rgba(200,168,75,0.4);
    color: rgba(200,168,75,0.8);
    text-transform: uppercase;
  }

  .airgap-badge {
    position: absolute;
    top: -14px; right: 24px;
    background: var(--red-alert);
    color: #fff;
    font-family: var(--mono); font-size: 0.52rem;
    letter-spacing: 0.2em; text-transform: uppercase;
    padding: 4px 12px;
    font-weight: 700;
  }

  /* ── SECTION COMMON ── */
  section { padding: 7rem 4rem; }
  .section-label {
    font-family: var(--mono);
    font-size: 0.6rem; letter-spacing: 0.3em; text-transform: uppercase;
    color: var(--amber); margin-bottom: 1rem;
    display: flex; align-items: center; gap: 0.8rem;
  }
  .section-label::before {
    content: '';
    width: 20px; height: 1px; background: var(--amber);
  }
  .section-title {
    font-family: var(--display);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1; letter-spacing: 0.03em;
    margin-bottom: 1.5rem;
  }

  /* ── PROBLEM ── */
  .problem {
    background: #111210;
    border-top: 1px solid rgba(255,255,255,0.04);
    border-bottom: 1px solid rgba(255,255,255,0.04);
  }
  .problem-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 5rem; align-items: center;
    max-width: 1200px; margin: 0 auto;
  }
  .problem-copy p {
    font-size: 1.05rem; line-height: 1.8;
    color: rgba(242,239,232,0.72);
    margin-bottom: 1.2rem;
  }
  .problem-copy p strong { color: var(--paper); }

  .pain-list {
    list-style: none;
    display: flex; flex-direction: column; gap: 1rem;
  }
  .pain-list li {
    display: flex; align-items: flex-start; gap: 1rem;
    padding: 1.2rem 1.4rem;
    border: 1px solid rgba(255,255,255,0.06);
    background: rgba(255,255,255,0.015);
    font-size: 0.9rem; line-height: 1.6;
    color: rgba(242,239,232,0.75);
    transition: border-color 0.2s, background 0.2s;
  }
  .pain-list li:hover {
    border-color: rgba(200,168,75,0.3);
    background: rgba(200,168,75,0.04);
  }
  .pain-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 1px; }

  /* ── STANDARDS ── */
  .standards { background: var(--ink); }
  .standards-inner { max-width: 1200px; margin: 0 auto; }
  .standards-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem; margin-top: 3.5rem;
  }
  .std-card {
    padding: 2rem;
    border: 1px solid rgba(255,255,255,0.07);
    background: #111210;
    position: relative; overflow: hidden;
    transition: transform 0.2s, border-color 0.2s;
  }
  .std-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px; background: var(--amber);
    transform: scaleX(0); transform-origin: left;
    transition: transform 0.3s;
  }
  .std-card:hover { transform: translateY(-4px); border-color: rgba(200,168,75,0.25); }
  .std-card:hover::before { transform: scaleX(1); }
  .std-number {
    font-family: var(--display);
    font-size: 0.75rem; letter-spacing: 0.2em;
    color: var(--amber); margin-bottom: 0.6rem; text-transform: uppercase;
  }
  .std-name {
    font-family: var(--mono);
    font-size: 1rem; font-weight: 700;
    color: var(--paper); margin-bottom: 0.8rem;
  }
  .std-desc {
    font-size: 0.82rem; line-height: 1.7;
    color: rgba(242,239,232,0.55);
  }

  /* ── AIR GAP ── */
  .airgap-section {
    background: linear-gradient(135deg, #0e1a0e 0%, #0d0e0c 60%, #1a0e0e 100%);
    border-top: 1px solid rgba(200,168,75,0.15);
    border-bottom: 1px solid rgba(200,168,75,0.15);
    position: relative; overflow: hidden;
  }
  .airgap-section::before {
    content: 'AIR-GAPPED';
    position: absolute; right: -2rem; top: 50%;
    transform: translateY(-50%) rotate(90deg);
    font-family: var(--display); font-size: 8rem;
    color: rgba(184,50,50,0.06);
    letter-spacing: 0.1em; pointer-events: none; white-space: nowrap;
  }
  .airgap-inner {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr; gap: 5rem;
    align-items: center;
  }
  .airgap-visual { display: flex; justify-content: center; align-items: center; }
  .shield-diagram { position: relative; width: 280px; height: 280px; }
  .shield-ring {
    position: absolute; border-radius: 50%;
    border: 1px solid rgba(184,50,50,0.3);
    top: 50%; left: 50%; transform: translate(-50%, -50%);
    animation: ripple 3s ease-in-out infinite;
  }
  .shield-ring:nth-child(1) { width: 100%; height: 100%; animation-delay: 0s; }
  .shield-ring:nth-child(2) { width: 75%;  height: 75%;  animation-delay: 0.5s; border-color: rgba(184,50,50,0.2); }
  .shield-ring:nth-child(3) { width: 50%;  height: 50%;  animation-delay: 1s;   border-color: rgba(200,168,75,0.4); }
  @keyframes ripple {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50%       { opacity: 1;   transform: translate(-50%, -50%) scale(1.03); }
  }
  .shield-center {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 90px; height: 90px; background: #1a0e0e;
    border: 2px solid var(--red-alert); border-radius: 50%;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    box-shadow: 0 0 30px rgba(184,50,50,0.25);
  }
  .shield-icon { font-size: 2rem; }
  .shield-label {
    font-family: var(--mono); font-size: 0.42rem;
    letter-spacing: 0.15em; color: var(--red-alert);
    text-transform: uppercase; margin-top: 2px;
  }

  .no-list {
    list-style: none;
    display: flex; flex-direction: column; gap: 0.9rem; margin-top: 2rem;
  }
  .no-list li {
    display: flex; align-items: center; gap: 1rem;
    font-family: var(--mono); font-size: 0.75rem;
    color: rgba(242,239,232,0.7); letter-spacing: 0.05em;
  }
  .no-list li::before {
    content: '✗'; color: var(--red-alert);
    font-size: 0.9rem; font-weight: 700; flex-shrink: 0;
  }

  /* ── HOW IT WORKS ── */
  .how { background: #111210; }
  .how-inner { max-width: 1100px; margin: 0 auto; }
  .steps {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 0; margin-top: 4rem; position: relative;
  }
  .steps::before {
    content: '';
    position: absolute; top: 2rem; left: 0; right: 0;
    height: 1px; background: linear-gradient(90deg, transparent, var(--amber), transparent);
  }
  .step { padding: 0 1.5rem 0 0; position: relative; }
  .step-num {
    width: 4rem; height: 4rem;
    border: 1px solid var(--amber);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--display); font-size: 1.6rem; color: var(--amber);
    background: #111210; margin-bottom: 1.5rem; position: relative; z-index: 1;
  }
  .step-title {
    font-family: var(--mono); font-size: 0.8rem; font-weight: 700;
    letter-spacing: 0.08em; color: var(--paper); margin-bottom: 0.6rem; text-transform: uppercase;
  }
  .step-desc { font-size: 0.82rem; line-height: 1.7; color: rgba(242,239,232,0.55); }

  /* ── CTA ── */
  .cta-section {
    background: var(--ink); text-align: center;
    padding: 8rem 4rem; position: relative; overflow: hidden;
  }
  .cta-section::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(200,168,75,0.07), transparent);
    pointer-events: none;
  }
  .cta-section .section-title { font-size: clamp(3rem, 6vw, 6rem); }
  .cta-section .section-title span { color: var(--amber); }
  .cta-sub {
    font-family: var(--mono); font-size: 0.8rem;
    color: rgba(242,239,232,0.5);
    margin: 1.5rem auto 3rem; max-width: 500px; line-height: 1.8;
  }
  .cta-email {
    display: inline-flex; align-items: center; gap: 0.8rem;
    font-family: var(--mono); font-size: 0.9rem;
    color: var(--amber); text-decoration: none;
    padding: 1.2rem 2.5rem;
    border: 1px solid var(--amber); letter-spacing: 0.1em;
    transition: background 0.2s, color 0.2s;
  }
  .cta-email:hover { background: var(--amber); color: var(--ink); }

  /* ── FOOTER ── */
  footer {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 2.5rem 4rem;
    display: flex; align-items: center; justify-content: space-between;
    font-family: var(--mono); font-size: 0.6rem;
    color: rgba(242,239,232,0.25); letter-spacing: 0.1em;
  }
  footer a { color: rgba(200,168,75,0.5); text-decoration: none; }
  footer a:hover { color: var(--amber); }

  /* ── ANIMATIONS ── */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  /* ── RESPONSIVE ── */
  @media (max-width: 900px) {
    nav { padding: 1rem 1.5rem; }
    .nav-links { display: none; }
    section { padding: 5rem 1.5rem; }
    .hero { grid-template-columns: 1fr; min-height: auto; }
    .hero-left { padding: 4rem 1.5rem 2rem; }
    .hero-right { padding: 2rem 1.5rem 4rem; }
    .problem-grid,
    .airgap-inner { grid-template-columns: 1fr; gap: 3rem; }
    .standards-grid { grid-template-columns: 1fr; }
    .steps { grid-template-columns: 1fr 1fr; }
    .steps::before { display: none; }
    footer { flex-direction: column; gap: 1rem; text-align: center; }
  }