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

  :root {
    --ink: #0D0F0E;
    --ink-2: #2C2E2D;
    --ink-3: #5A5C5B;
    --ink-4: #9A9C9B;
    --paper: #F5F2ED;
    --paper-2: #EDE9E2;
    --paper-3: #E0DCD5;
    --accent: #1A4D3A;
    --accent-2: #2D7A5C;
    --accent-light: #D0E8DC;
    --accent-glow: rgba(45,122,92,0.12);
    --gold: #B8882A;
    --gold-light: #F5E8C8;
    --border: rgba(13,15,14,0.1);
    --border-strong: rgba(13,15,14,0.2);
    --nav-h: 72px;
  }

  html { scroll-behavior: smooth; }

  body {
    font-family: 'Instrument Sans', sans-serif;
    background: var(--paper);
    color: var(--ink);
    line-height: 1.6;
    overflow-x: hidden;
  }

  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='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: -1;
    opacity: 0.4;
  }

  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 clamp(1.5rem, 5vw, 4rem);
    background: rgba(245,242,237,0.88);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    transition: box-shadow 0.3s;
  }

  nav.scrolled { box-shadow: 0 2px 24px rgba(13,15,14,0.08); }

  .nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
  }

  .logo-mark {
    width: 38px; height: 38px;
    flex-shrink: 0;
  }

  .logo-wordmark {
    display: flex;
    flex-direction: column;
    line-height: 1;
  }

  .logo-name {
    font-family: 'DM Serif Display', serif;
    font-size: 18px;
    color: var(--ink);
    letter-spacing: -0.02em;
  }

  .logo-sub {
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    font-weight: 300;
    color: var(--ink-3);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-top: 2px;
  }

  .nav-links {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 3vw, 2.5rem);
    list-style: none;
  }

  .nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-3);
    text-decoration: none;
    letter-spacing: 0.01em;
    transition: color 0.2s;
  }

  .nav-links a:hover { color: var(--accent); }

  .nav-cta {
    font-size: 13px !important;
    font-weight: 600 !important;
    color: var(--paper) !important;
    background: var(--accent);
    padding: 8px 20px;
    border-radius: 100px;
    transition: background 0.2s, transform 0.15s !important;
  }

  .nav-cta:hover { background: var(--accent-2) !important; transform: translateY(-1px); }

  .nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
  }

  .nav-hamburger span {
    display: block;
    width: 22px; height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: all 0.3s;
  }

  .mobile-nav {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem clamp(1.5rem, 5vw, 4rem);
    flex-direction: column;
    gap: 1.25rem;
    z-index: 99;
  }

  .mobile-nav.open { display: flex; }
  .mobile-nav a { font-size: 16px; font-weight: 500; color: var(--ink); text-decoration: none; }
  .mobile-nav a:hover { color: var(--accent); }

  .hero {
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: calc(var(--nav-h) + 4rem) clamp(1.5rem, 5vw, 4rem) 5rem;
    position: relative;
    overflow: hidden;
  }

  .hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(var(--border) 1px, transparent 1px),
      linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 100%);
  }

  .hero-orb {
    position: absolute;
    width: 600px; height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    top: 50%; left: 50%;
    transform: translate(-50%, -55%);
    pointer-events: none;
  }

  .hero-hex-bg {
    position: absolute;
    right: -80px;
    top: 50%;
    transform: translateY(-52%);
    width: 560px;
    height: 560px;
    opacity: 0.045;
    pointer-events: none;
  }

  .hero-inner {
    position: relative;
    max-width: 900px;
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent-light);
    color: var(--accent);
    font-family: 'DM Mono', monospace;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 6px 14px;
    border-radius: 100px;
    border: 1px solid rgba(26,77,58,0.2);
    margin-bottom: 2rem;
    animation: fadeUp 0.8s ease both;
  }

  .badge-dot {
    width: 6px; height: 6px;
    background: var(--accent-2);
    border-radius: 50%;
    animation: pulse 2s infinite;
  }

  @keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
  }

  @keyframes ara-spin-slow {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
  }

  @keyframes ara-spin-rev {
    from { transform: rotate(0deg); }
    to   { transform: rotate(-360deg); }
  }

  .logo-mark {
    filter: drop-shadow(0 1px 4px rgba(26,77,58,0.18));
    transition: filter 0.3s;
  }

  .nav-logo:hover .logo-mark {
    filter: drop-shadow(0 2px 8px rgba(26,77,58,0.32));
  }

  h1 {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(3rem, 8vw, 7rem);
    line-height: 1;
    letter-spacing: -0.03em;
    color: var(--ink);
    margin-bottom: 0.2em;
    animation: fadeUp 0.8s 0.1s ease both;
  }

  h1 em {
    font-style: italic;
    color: var(--accent);
  }

  .hero-sub {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--ink-3);
    max-width: 560px;
    margin: 1.5rem 0 2.5rem;
    line-height: 1.7;
    animation: fadeUp 0.8s 0.2s ease both;
  }

  .hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fadeUp 0.8s 0.3s ease both;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--ink);
    color: var(--paper);
    font-size: 15px;
    font-weight: 600;
    padding: 14px 28px;
    border-radius: 100px;
    text-decoration: none;
    transition: background 0.2s, transform 0.15s;
  }

  .btn-primary:hover { background: var(--ink-2); transform: translateY(-2px); }

  .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--ink-2);
    font-size: 15px;
    font-weight: 500;
    padding: 14px 28px;
    border-radius: 100px;
    border: 1.5px solid var(--border-strong);
    text-decoration: none;
    transition: border-color 0.2s, color 0.2s, transform 0.15s;
  }

  .btn-secondary:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

  .hero-stat-row {
    display: flex;
    gap: clamp(1.5rem, 4vw, 3rem);
    flex-wrap: wrap;
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border);
    animation: fadeUp 0.8s 0.4s ease both;
  }

  .hero-stat span {
    display: block;
  }

  .stat-val {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    color: var(--ink);
    letter-spacing: -0.04em;
  }

  .stat-label {
    font-family: 'DM Mono', monospace;
    font-size: 11px;
    color: var(--ink-4);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-top: 4px;
  }

  section {
    padding: clamp(4rem, 10vw, 8rem) clamp(1.5rem, 5vw, 4rem);
  }

  .section-tag {
    font-family: 'DM Mono', monospace;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
    display: block;
  }

  h2 {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(2rem, 5vw, 3.5rem);
    letter-spacing: -0.03em;
    line-height: 1.08;
    color: var(--ink);
    margin-bottom: 1.2rem;
  }

  h2 em { font-style: italic; color: var(--accent); }

  .section-body {
    font-size: 1.05rem;
    color: var(--ink-3);
    max-width: 560px;
    line-height: 1.75;
  }

  .ara-diagram-wrap {
    border: 1px solid var(--border-strong);
    border-radius: 16px;
    overflow: hidden;
    background: var(--paper);
  }

  .ara-diag-header {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--ink);
    color: var(--paper);
    padding: 13px 20px;
    font-family: 'DM Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.08em;
    opacity: 0.95;
  }

  .ara-diag-header span { opacity: 0.55; }

  .ara-loop-svg {
    width: 100%;
    height: auto;
    display: block;
    padding: 4px 0 8px;
  }

  @keyframes diag-pulse {
    0%, 100% { opacity: 0.25; transform: scaleX(0.85); }
    50% { opacity: 0.6; transform: scaleX(1); }
  }

  .diag-pulse-line {
    transform-origin: left center;
    animation: diag-pulse 2.4s ease-in-out infinite;
  }

  .what { background: var(--paper); }

  .what-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: start;
    max-width: 1200px;
    margin: 0 auto;
  }

  .what-visual {
    position: sticky;
    top: calc(var(--nav-h) + 2rem);
  }

  .architecture-diagram {
    border: 1px solid var(--border-strong);
    border-radius: 16px;
    overflow: hidden;
    background: var(--paper-2);
  }

  .arch-header {
    background: var(--ink);
    color: var(--paper);
    padding: 14px 20px;
    font-family: 'DM Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.1em;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .arch-dots { display: flex; gap: 6px; }
  .arch-dot { width: 10px; height: 10px; border-radius: 50%; }

  .arch-body { padding: 20px; }

  .arch-block {
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 12px;
  }

  .arch-block.frozen {
    background: var(--accent-light);
    border: 1.5px solid rgba(26,77,58,0.25);
  }

  .arch-block.plastic {
    background: var(--gold-light);
    border: 1.5px solid rgba(184,136,42,0.25);
  }

  .arch-block-label {
    font-family: 'DM Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
  }

  .arch-block-pct {
    font-weight: 600;
    color: var(--ink-2);
  }

  .arch-bar {
    height: 8px;
    border-radius: 4px;
    background: rgba(13,15,14,0.08);
    overflow: hidden;
    margin-bottom: 10px;
  }

  .arch-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 1.5s cubic-bezier(0.4,0,0.2,1);
  }

  .arch-block.frozen .arch-bar-fill { background: var(--accent); }
  .arch-block.plastic .arch-bar-fill { background: var(--gold); }

  .arch-block-desc {
    font-size: 12px;
    color: var(--ink-3);
    line-height: 1.5;
  }

  .arch-arrow {
    text-align: center;
    color: var(--ink-4);
    font-size: 18px;
    margin: 4px 0;
  }

  .arch-iter {
    border: 1px dashed var(--border-strong);
    border-radius: 10px;
    padding: 12px 16px;
    text-align: center;
  }

  .arch-iter-label {
    font-family: 'DM Mono', monospace;
    font-size: 10px;
    color: var(--ink-4);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 6px;
  }

  .arch-iter-val {
    font-family: 'DM Serif Display', serif;
    font-size: 22px;
    color: var(--ink);
  }

  .what-content h2 { margin-bottom: 1.5rem; }

  .feature-list { margin-top: 2.5rem; display: flex; flex-direction: column; gap: 1.5rem; }

  .feature-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
  }

  .feature-item:last-child { border-bottom: none; }

  .feature-icon {
    width: 36px; height: 36px;
    flex-shrink: 0;
    background: var(--accent-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    margin-top: 2px;
  }

  .feature-text h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 4px;
  }

  .feature-text p { font-size: 14px; color: var(--ink-3); line-height: 1.6; }

  .why { background: var(--paper-2); }

  .why-inner { max-width: 1200px; margin: 0 auto; }

  .why-header { margin-bottom: 3rem; }

  .metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1px;
    background: var(--border-strong);
    border: 1px solid var(--border-strong);
    border-radius: 16px;
    overflow: hidden;
  }

  .metric-card {
    background: var(--paper-2);
    padding: clamp(1.5rem, 3vw, 2.5rem);
    transition: background 0.2s;
  }

  .metric-card:hover { background: var(--paper); }

  .metric-icon {
    font-size: 24px;
    margin-bottom: 1rem;
    display: block;
  }

  .metric-val {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--ink);
    letter-spacing: -0.04em;
    display: block;
    margin-bottom: 4px;
  }

  .metric-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--ink-2);
    display: block;
    margin-bottom: 6px;
  }

  .metric-desc { font-size: 13px; color: var(--ink-4); line-height: 1.5; }

  .how { background: var(--paper); }

  .how-inner { max-width: 1200px; margin: 0 auto; }

  .how-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
    align-items: end;
  }

  .steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
  }

  .step-card {
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    background: var(--paper);
    position: relative;
    overflow: hidden;
    transition: border-color 0.2s, transform 0.2s;
  }

  .step-card:hover { border-color: var(--accent); transform: translateY(-3px); }

  .step-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-glow);
    opacity: 0;
    transition: opacity 0.3s;
  }

  .step-card:hover::before { opacity: 1; }

  .step-num {
    font-family: 'DM Mono', monospace;
    font-size: 11px;
    color: var(--ink-4);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 1.2rem;
  }

  .step-card h3 {
    font-family: 'DM Serif Display', serif;
    font-size: 1.4rem;
    color: var(--ink);
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
  }

  .step-card p { font-size: 14px; color: var(--ink-3); line-height: 1.6; }

  .step-tag {
    display: inline-block;
    margin-top: 1.5rem;
    font-family: 'DM Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 100px;
    border: 1px solid var(--border);
    color: var(--ink-4);
  }

  .dark-band {
    background: var(--ink);
    color: var(--paper);
    padding: clamp(4rem, 8vw, 7rem) clamp(1.5rem, 5vw, 4rem);
  }

  .dark-band-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: center;
  }

  .dark-band h2 { color: var(--paper); }
  .dark-band h2 em { color: var(--accent-light); }
  .dark-band .section-body { color: rgba(245,242,237,0.65); max-width: none; }

  .code-block {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    overflow: hidden;
  }

  .code-header {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    font-family: 'DM Mono', monospace;
    font-size: 11px;
    color: rgba(245,242,237,0.4);
    letter-spacing: 0.08em;
    display: flex;
    gap: 6px;
    align-items: center;
  }

  .code-body {
    padding: 20px;
    font-family: 'DM Mono', monospace;
    font-size: 12px;
    line-height: 2;
    color: rgba(245,242,237,0.8);
  }

  .code-comment { color: rgba(245,242,237,0.3); }
  .code-key { color: #A8D5BE; }
  .code-val { color: #F0C87A; }
  .code-op { color: #E88A6A; }

  .team { background: var(--paper-2); }

  .team-inner { max-width: 1200px; margin: 0 auto; }

  .team-header { margin-bottom: 3rem; }

  .team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
  }

  .team-card {
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    background: var(--paper);
    text-align: center;
    transition: transform 0.2s;
  }

  .team-card:hover { transform: translateY(-3px); }

  .team-avatar {
    width: 72px; height: 72px;
    border-radius: 50%;
    margin: 0 auto 1rem;
    background: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'DM Serif Display', serif;
    font-size: 24px;
    color: var(--accent);
  }

  .team-name { font-size: 16px; font-weight: 600; color: var(--ink); margin-bottom: 4px; }
  .team-role { font-family: 'DM Mono', monospace; font-size: 11px; color: var(--ink-4); letter-spacing: 0.08em; text-transform: uppercase; }

  .cta-section {
    position: relative;
    z-index: 1;
    background: var(--accent);
    padding: clamp(5rem, 10vw, 9rem) clamp(1.5rem, 5vw, 4rem);
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .cta-section::before {
    content: '';
    position: absolute;
    width: 800px; height: 800px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.08);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
  }

  .cta-section::after {
    content: '';
    position: absolute;
    width: 500px; height: 500px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.12);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
  }

  .cta-inner { position: relative; max-width: 680px; margin: 0 auto; }

  .cta-section h2 {
    color: #fff;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    margin-bottom: 1.5rem;
  }

  .cta-section h2 em { color: var(--accent-light); }

  .cta-section p {
    color: rgba(255,255,255,0.7);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    line-height: 1.7;
  }

  .cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

  .btn-white {
    background: #fff;
    color: var(--accent);
    font-weight: 600;
    font-size: 15px;
    padding: 14px 32px;
    border-radius: 100px;
    text-decoration: none;
    transition: transform 0.15s, box-shadow 0.15s;
  }

  .btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }

  .btn-outline-white {
    background: transparent;
    color: #fff;
    font-weight: 500;
    font-size: 15px;
    padding: 14px 32px;
    border-radius: 100px;
    border: 1.5px solid rgba(255,255,255,0.4);
    text-decoration: none;
    transition: border-color 0.2s, transform 0.15s;
  }

  .btn-outline-white:hover { border-color: #fff; transform: translateY(-2px); }

  footer {
    background: var(--ink);
    color: rgba(245,242,237,0.5);
    padding: clamp(3rem, 6vw, 5rem) clamp(1.5rem, 5vw, 4rem) 2rem;
  }

  .footer-inner {
    max-width: 1200px;
    margin: 0 auto;
  }

  .footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 3rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(245,242,237,0.1);
  }

  .footer-brand .logo-name { color: var(--paper); }
  .footer-brand .logo-sub { color: rgba(245,242,237,0.35); }
  .footer-tagline { font-size: 13px; margin-top: 12px; color: rgba(245,242,237,0.4); max-width: 240px; line-height: 1.6; }

  .footer-links { display: flex; gap: clamp(2rem, 5vw, 5rem); flex-wrap: wrap; }
  .footer-col h4 { font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--paper); margin-bottom: 1rem; }
  .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
  .footer-col a { font-size: 13px; color: rgba(245,242,237,0.45); text-decoration: none; transition: color 0.2s; }
  .footer-col a:hover { color: rgba(245,242,237,0.9); }

  .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 12px;
  }

  .footer-bottom-links { display: flex; gap: 1.5rem; }
  .footer-bottom-links a { color: rgba(245,242,237,0.3); text-decoration: none; }
  .footer-bottom-links a:hover { color: rgba(245,242,237,0.7); }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

  .reveal.visible { opacity: 1; transform: translateY(0); }

  @media (max-width: 900px) {
    .what-inner { grid-template-columns: 1fr; }
    .what-visual { position: static; }
    .how-header { grid-template-columns: 1fr; gap: 1.5rem; }
    .dark-band-inner { grid-template-columns: 1fr; }
    .nav-links { display: none; }
    .nav-hamburger { display: flex; }
  }

  @media (max-width: 600px) {
    .hero-stat-row { gap: 1.5rem; }
    .team-grid { grid-template-columns: 1fr 1fr; }
    .cta-actions { flex-direction: column; align-items: center; }
    .footer-top { flex-direction: column; }
  }