:root {
	--bg: #0a0a0a;
	--bg-alt: #141412;
	--fg: #f5f5f0;
	--fg-dim: #b8b7b1;
	--muted: #6b6a66;
	--line: rgba(245, 245, 240, 0.08);
	--line-strong: rgba(245, 245, 240, 0.18);
	--accent: #ff3e1f;
	--accent-warm: #ff7a3e;
	--accent-2: #6efe6e;
	--serif: 'Instrument Sans', 'Times New Roman', Georgia, serif;
	--sans: 'Geist', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
	--mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--sans);
    font-feature-settings: "ss01", "cv11";
    line-height: 1.4;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    cursor: none;
  }
  a { color: inherit; text-decoration: none; }
  button { font-family: inherit; cursor: none; border: none; background: none; color: inherit; }

  body::before {
    content: '';
    position: fixed; inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.35'/%3E%3C/svg%3E");
    opacity: 0.04;
    pointer-events: none;
    z-index: 1;
    mix-blend-mode: overlay;
  }

  .cursor-dot {
    position: fixed; top: 0; left: 0;
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
  }
  .cursor-ring {
    position: fixed; top: 0; left: 0;
    width: 36px; height: 36px;
    border: 1px solid rgba(255, 62, 31, 0.6);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease, border-color 0.3s ease;
  }
  .cursor-ring.hover { width: 60px; height: 60px; border-color: var(--accent); }
  @media (max-width: 768px) {
    body { cursor: auto; }
    .cursor-dot, .cursor-ring { display: none; }
    a, button { cursor: pointer; }
  }

  /* reading progress — tied to the article only */
  .read-progress {
    position: fixed; top: 0; left: 0;
    height: 2px; width: 0%;
    background: var(--accent);
    z-index: 1000;
    box-shadow: 0 0 10px var(--accent);
  }

  /* nav */
  nav {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
  }
  .logo {
    font-family: var(--mono);
    font-size: 18px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .logo-mark {
    width: 28px; height: 28px;
    border: 1.5px solid var(--fg);
    position: relative;
  }
  .logo-mark::before, .logo-mark::after {
    content: '';
    position: absolute;
    background: var(--accent);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
  }
  .logo-mark::before { width: 8px; height: 1px; }
  .logo-mark::after { width: 1px; height: 8px; }
  .nav-links { display: flex; gap: 32px; align-items: center; }
  .nav-links a {
    font-size: 13px;
    color: var(--fg-dim);
    transition: color 0.2s;
  }
  .nav-links a:hover, .nav-links a.active { color: var(--fg); }
  .nav-links a.active::after {
    content: '';
    display: inline-block;
    width: 4px; height: 4px;
    background: var(--accent);
    border-radius: 50%;
    margin-left: 6px;
    vertical-align: middle;
  }
  .nav-cta {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.04em;
    padding: 10px 18px;
    border: 1px solid var(--fg);
    background: var(--fg);
    color: var(--bg);
    text-transform: uppercase;
    transition: all 0.2s;
  }
  .nav-cta:hover { background: var(--accent); color: var(--fg); border-color: var(--accent); }
  .nav-links a.nav-cta {
	color: var(--bg);
  }
  .nav-links a.nav-cta:hover {
	color: var(--fg);
  }

  /* hamburger toggle */
  .nav-toggle {
    display: none;
    width: 28px; height: 28px;
    position: relative;
    border: 1.5px solid var(--fg);
    margin-left: 4px;
    flex-shrink: 0;
    background: transparent;
    transition: border-color 0.3s ease;
  }
  .nav-toggle span {
    position: absolute;
    left: 50%; top: 50%;
    width: 12px; height: 1px;
    background: var(--fg);
    transition: transform 0.3s ease, background 0.3s ease;
  }
  .nav-toggle span:nth-child(1) { transform: translate(-50%, -3px); }
  .nav-toggle span:nth-child(2) { transform: translate(-50%, 3px); }
  .nav-toggle.open { border-color: var(--accent); }
  .nav-toggle.open span { background: var(--accent); }
  .nav-toggle.open span:nth-child(1) { transform: translate(-50%, 0) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { transform: translate(-50%, 0) rotate(-45deg); }

  /* mobile menu overlay */
  .mobile-menu {
    position: fixed; inset: 0;
    z-index: 99;
    background: var(--bg);
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.45s ease, visibility 0.45s ease;
    overflow-y: auto;
  }
  .mobile-menu.open { visibility: visible; opacity: 1; }
  .mobile-menu-grid {
    position: absolute; inset: 0;
    background-image:
      linear-gradient(var(--line) 1px, transparent 1px),
      linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.5;
    mask-image: radial-gradient(ellipse at top right, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at top right, black 20%, transparent 70%);
    pointer-events: none;
  }
  .mobile-menu-inner {
    position: relative; z-index: 2;
    min-height: 100%;
    display: flex; flex-direction: column;
    padding: 100px 24px 40px;
  }
  .mobile-menu-meta {
    display: flex; justify-content: space-between; align-items: center;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--line);
  }
  .mobile-menu-status {
    display: flex; align-items: center; gap: 8px;
    color: var(--accent-2);
  }
  .mobile-menu-status .pulse {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--accent-2);
    box-shadow: 0 0 8px var(--accent-2);
    animation: mobile-pulse 1.6s ease-in-out infinite;
  }
  @keyframes mobile-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
  }
  .mobile-menu-list {
    list-style: none;
    flex-grow: 1;
    margin: 0; padding: 0;
  }
  .mobile-menu-list li {
    border-bottom: 1px solid var(--line);
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease;
  }
  .mobile-menu.open .mobile-menu-list li { opacity: 1; transform: translateY(0); }
  .mobile-menu.open .mobile-menu-list li:nth-child(1) { transition-delay: 0.18s; }
  .mobile-menu.open .mobile-menu-list li:nth-child(2) { transition-delay: 0.24s; }
  .mobile-menu.open .mobile-menu-list li:nth-child(3) { transition-delay: 0.30s; }
  .mobile-menu.open .mobile-menu-list li:nth-child(4) { transition-delay: 0.36s; }
  .mobile-menu.open .mobile-menu-list li:nth-child(5) { transition-delay: 0.42s; }
  .mobile-menu-list a {
    display: flex; align-items: baseline; gap: 18px;
    padding: 22px 0;
    font-size: 32px;
    font-weight: 500;
    letter-spacing: -0.03em;
    color: var(--fg);
    line-height: 1;
  }
  .mobile-menu-list a .num {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.15em;
    font-weight: 400;
    flex-shrink: 0;
    width: 28px;
  }
  .mobile-menu-list a .lbl { flex-grow: 1; }
  .mobile-menu-list a .arr {
    font-size: 16px;
    color: var(--muted);
    transition: color 0.2s, transform 0.2s;
  }
  .mobile-menu-list a:active .arr { color: var(--accent); transform: translate(2px, -2px); }
  .mobile-menu-list li.active a .lbl {
    font-family: var(--serif);
    font-style: italic;
    color: var(--accent);
    font-weight: 400;
  }
  .mobile-menu-list li.active a .num { color: var(--accent); }
  .mobile-menu-foot {
    padding-top: 28px;
    border-top: 1px solid var(--line);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 24px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease 0s, transform 0.5s ease 0s;
  }
  .mobile-menu.open .mobile-menu-foot {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.5s;
  }
  .mobile-menu-foot .lbl {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 8px;
  }
  .mobile-menu-foot a, .mobile-menu-foot span {
    color: var(--fg-dim);
    font-size: 14px;
  }
  body.menu-open { overflow: hidden; }

  @media (max-width: 768px) {
    nav { padding: 16px 20px; }
    .nav-links { gap: 12px; }
    .nav-links a:not(.nav-cta) { display: none; }
    .nav-toggle { display: block; }
    .nav-cta {
      padding: 9px 14px;
      font-size: 11px;
      letter-spacing: 0.03em;
    }
    .mobile-menu-list a { font-size: 28px; }
  }

  .container { max-width: 1400px; margin: 0 auto; padding: 0 40px; }
  @media (max-width: 768px) { .container { padding: 0 20px; } }

  /* ── breadcrumb ── */
  .crumb-wrap {
    padding: 120px 0 40px;
    border-bottom: 1px solid var(--line);
  }
  .crumb {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
  }
  .crumb a {
    color: var(--fg-dim);
    transition: color 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }
  .crumb a:hover { color: var(--accent); }
  .crumb .sep { color: var(--muted); }

  /* ── article header ── */
  .article-header {
    padding: 80px 0 60px;
    border-bottom: 1px solid var(--line);
    position: relative;
    overflow: hidden;
  }
  .article-header-grid {
    position: absolute; inset: 0;
    background-image:
      linear-gradient(var(--line) 1px, transparent 1px),
      linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 80px 80px;
    opacity: 0.4;
    mask-image: radial-gradient(ellipse at top right, black 10%, transparent 60%);
    -webkit-mask-image: radial-gradient(ellipse at top right, black 10%, transparent 60%);
  }
  .article-header-inner { position: relative; z-index: 2; max-width: 960px; }

  .article-meta-top {
    display: flex;
    gap: 16px;
    align-items: center;
    margin-bottom: 40px;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
  }
  .article-cat {
    color: var(--accent);
    padding: 6px 12px;
    background: rgba(255, 62, 31, 0.08);
    border: 1px solid rgba(255, 62, 31, 0.3);
  }
  .article-meta-top .date, .article-meta-top .read {
    color: var(--muted);
  }
  .article-meta-top .sep { color: var(--muted); }

  .article-title {
    font-size: clamp(48px, 8vw, 120px);
    line-height: 0.92;
    letter-spacing: -0.05em;
    font-weight: 500;
    margin-bottom: 32px;
  }
  .article-title em {
    font-family: var(--serif);
    font-style: italic;
    color: var(--accent);
    font-weight: 400;
  }
  .article-dek {
    font-family: var(--serif);
    font-style: italic;
    font-size: clamp(22px, 2.2vw, 30px);
    line-height: 1.3;
    color: var(--fg-dim);
    max-width: 720px;
    letter-spacing: -0.01em;
  }

  .article-byline {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    margin-top: 40px;
    border-top: 1px solid var(--line);
    font-family: var(--mono);
    font-size: 12px;
    color: var(--muted);
    letter-spacing: 0.05em;
    flex-wrap: wrap;
    gap: 16px;
  }
  .article-byline .author {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .author-mark {
    width: 32px; height: 32px;
    border: 1px solid var(--accent);
    display: grid;
    place-items: center;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent);
    background: rgba(255, 62, 31, 0.08);
  }
  .author-info .name { color: var(--fg); text-transform: none; letter-spacing: 0.02em; font-size: 13px; }
  .author-info .role { color: var(--muted); font-size: 11px; margin-top: 2px; }
  .share {
    display: flex;
    gap: 8px;
  }
  .share a {
    padding: 8px 12px;
    border: 1px solid var(--line-strong);
    color: var(--fg-dim);
    font-size: 10px;
    letter-spacing: 0.1em;
    transition: all 0.2s;
  }
  .share a:hover { border-color: var(--accent); color: var(--accent); }

  /* ── article body ── */
  .article-body-wrap {
    padding: 100px 0;
    border-bottom: 1px solid var(--line);
    display: grid;
    grid-template-columns: 1fr minmax(0, 720px) 1fr;
    gap: 0;
  }
  .article-body {
    grid-column: 2;
    font-size: 19px;
    line-height: 1.7;
    color: var(--fg);
  }
  .article-body > * + * { margin-top: 28px; }
  .article-body p { color: var(--fg-dim); }
  .article-body p strong { color: var(--fg); font-weight: 600; }
  .article-body .lede {
    font-family: var(--serif);
    font-size: 24px;
    line-height: 1.5;
    color: var(--fg);
    font-style: normal;
    letter-spacing: -0.005em;
  }
  .article-body .lede::first-letter {
    font-family: var(--serif);
    font-style: italic;
    font-size: 3em;
    float: left;
    line-height: 0.9;
    padding-right: 12px;
    padding-top: 8px;
    color: var(--accent);
  }
  .article-body h2 {
    font-size: 36px;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-top: 72px !important;
    margin-bottom: 8px !important;
    font-weight: 500;
    position: relative;
    padding-top: 16px;
  }
  .article-body h2::before {
    content: attr(data-num);
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 16px;
    font-weight: 400;
  }
  .article-body h2 em {
    font-family: var(--serif);
    font-style: italic;
    color: var(--accent);
    font-weight: 400;
  }
  .article-body ul, .article-body ol {
    padding-left: 0;
    list-style: none;
  }
  .article-body ul li, .article-body ol li {
    color: var(--fg-dim);
    padding-left: 32px;
    position: relative;
    margin-top: 12px;
  }
  .article-body ul li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--accent);
  }
  .article-body ol { counter-reset: ol; }
  .article-body ol li::before {
    counter-increment: ol;
    content: counter(ol, decimal-leading-zero);
    position: absolute;
    left: 0;
    color: var(--accent);
    font-family: var(--mono);
    font-size: 13px;
    font-weight: 500;
    top: 4px;
  }

  /* pullquote */
  .pullquote {
    margin: 48px 0 12px 0!important;
    padding: 24px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    font-family: var(--serif);
    font-style: italic;
    font-size: clamp(16px, 2vw, 22px);
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--fg);
    position: relative;
  }
  .pullquote::before {
    content: '“';
    font-size: 4em;
    position: absolute;
    top: -20px;
    left: -40px;
    color: var(--accent);
    line-height: 1;
    font-style: italic;
  }
  @media (max-width: 900px) {
    .pullquote::before { left: -20px; font-size: 3em; }
  }

  /* terminal callout */
  .terminal {
    margin: 48px 0 !important;
    background: #0c0c0a;
    border: 1px solid var(--line);
    border-left: 2px solid var(--accent);
    font-family: var(--mono);
    font-size: 13px;
    line-height: 1.7;
  }
  .terminal-head {
    padding: 14px 20px;
    border-bottom: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 10px;
    color: var(--muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
  }
  .terminal-dots {
    display: flex;
    gap: 6px;
  }
  .terminal-dots span {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--line-strong);
  }
  .terminal-dots span:first-child { background: var(--accent); }
  .terminal-body { padding: 20px; color: var(--fg-dim); }
  .terminal-body .prompt { color: var(--accent); }
  .terminal-body .ok { color: var(--accent-2); }
  .terminal-body .warn { color: var(--accent-warm); }
  .terminal-body .dim { color: var(--muted); }
  .terminal-body .line { display: block; }

  /* aside */
  .aside {
    margin: 48px 0 !important;
    padding: 28px 32px;
    background: var(--bg-alt);
    border-left: 2px solid var(--accent-2);
    font-size: 16px;
    color: var(--fg-dim);
    line-height: 1.6;
  }
  .aside-label {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--accent-2);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 12px;
    display: block;
  }

  @media (max-width: 900px) {
    .article-body-wrap {
      grid-template-columns: 1fr;
      padding: 60px 0;
    }
    .article-body { padding: 0 20px; font-size: 17px; }
    .article-body h2 { font-size: 28px; margin-top: 48px !important; }
    .article-body .lede { font-size: 20px; }
  }

  /* signoff */
  .signoff {
    display: flex;
    align-items: center;
    gap: 20px;
    padding-top: 48px;
    margin-top: 48px !important;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
  }
  .signoff::before, .signoff::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--line);
  }

  /* ── author bio ── */
  .author-bio-wrap {
    padding: 80px 0;
    border-bottom: 1px solid var(--line);
    background: var(--bg-alt);
  }
  .author-bio {
    max-width: 720px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 32px;
    align-items: start;
    padding: 0 40px;
  }
  .author-avatar {
    width: 80px; height: 80px;
    border: 1px solid var(--accent);
    background:
      radial-gradient(circle at 40% 40%, rgba(255, 62, 31, 0.3), transparent 60%),
      var(--bg);
    display: grid;
    place-items: center;
    font-family: var(--mono);
    font-size: 24px;
    color: var(--accent);
    letter-spacing: -0.02em;
  }
  .author-bio-info h4 {
    font-size: 22px;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
    font-weight: 500;
  }
  .author-bio-role {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 16px;
  }
  .author-bio-text {
    color: var(--fg-dim);
    font-size: 15px;
    line-height: 1.6;
  }
  @media (max-width: 600px) {
    .author-bio { grid-template-columns: 1fr; gap: 16px; padding: 0 20px; }
  }

  /* ── related ── */
  .related-wrap {
    padding: 100px 0;
    border-bottom: 1px solid var(--line);
  }
  .related-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 40px;
  }
  .related-head h2 {
    font-size: 36px;
    font-weight: 500;
    letter-spacing: -0.03em;
  }
  .related-head h2 em {
    font-family: var(--serif);
    font-style: italic;
    color: var(--accent);
    font-weight: 400;
  }
  .related-head a {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: gap 0.2s;
  }
  .related-head a:hover { gap: 14px; }

  .related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
  }
  .related-post {
    padding: 40px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    gap: 24px;
    background: var(--bg);
    transition: background 0.3s;
    min-height: 320px;
    position: relative;
  }
  .related-post:hover { background: var(--bg-alt); }
  .related-post .post-meta {
    display: flex;
    gap: 12px;
    align-items: center;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
  }
  .related-post .post-cat {
    color: var(--accent);
    padding: 3px 8px;
    background: rgba(255, 62, 31, 0.08);
    border: 1px solid rgba(255, 62, 31, 0.25);
    font-size: 10px;
  }
  .related-post .post-cat.product { color: var(--accent-2); background: rgba(217, 254, 110, 0.05); border-color: rgba(217, 254, 110, 0.25); }
  .related-post .post-cat.case { color: var(--accent-warm); background: rgba(255, 122, 62, 0.06); border-color: rgba(255, 122, 62, 0.25); }
  .related-post .post-date { color: var(--muted); }
  .related-post h3 {
    font-size: 22px;
    line-height: 1.15;
    letter-spacing: -0.02em;
    font-weight: 500;
    flex-grow: 1;
  }
  .related-post h3 em {
    font-family: var(--serif);
    font-style: italic;
    color: var(--accent);
    font-weight: 400;
  }
  .related-post .post-foot {
    padding-top: 20px;
    border-top: 1px solid var(--line);
    font-family: var(--mono);
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 0.05em;
    display: flex;
    justify-content: space-between;
  }
  .read-arrow {
    color: var(--fg-dim);
    transition: transform 0.2s, color 0.2s;
  }
  .related-post:hover .read-arrow { color: var(--accent); transform: translateX(4px); }
  @media (max-width: 900px) {
    .related-grid { grid-template-columns: 1fr; }
  }

  /* ── cta ── */
  .cta {
    padding: 140px 0;
    text-align: center;
    border-bottom: 1px solid var(--line);
    background:
      radial-gradient(circle at 20% 50%, rgba(255, 62, 31, 0.08) 0%, transparent 50%),
      radial-gradient(circle at 80% 50%, rgba(217, 254, 110, 0.04) 0%, transparent 50%);
  }
  .cta h2 {
    font-size: clamp(40px, 6vw, 80px);
    letter-spacing: -0.04em;
    line-height: 0.95;
    max-width: 900px;
    margin: 0 auto 24px;
    font-weight: 500;
  }
  .cta h2 em {
    font-family: var(--serif);
    font-style: italic;
    color: var(--accent);
    font-weight: 400;
  }
  .cta-sub {
    max-width: 540px;
    margin: 0 auto 40px;
    color: var(--fg-dim);
    font-size: 16px;
    line-height: 1.5;
  }
  .btn {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 16px 28px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.2s ease;
  }
  .btn-primary {
    background: var(--accent);
    color: var(--fg);
    border: 1px solid var(--accent);
  }
  .btn-primary:hover { background: transparent; color: var(--accent); }

  /* footer */
  footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--line);
  }
  .footer-hero {
    font-size: clamp(60px, 15vw, 220px);
    font-weight: 500;
    line-height: 0.85;
    margin-bottom: 60px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding: 40px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .footer-col h5 {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 20px;
  }
  .footer-col a {
    display: block;
    color: var(--fg-dim);
    font-size: 14px;
    padding: 6px 0;
    transition: color 0.2s;
  }
  .footer-col a:hover { color: var(--accent); }
  .footer-tag {
    font-family: var(--serif);
    font-style: italic;
    font-size: 20px;
    color: var(--fg-dim);
    max-width: 360px;
    line-height: 1.4;
  }
  .footer-bottom {
    display: flex;
    justify-content: space-between;
    padding-top: 32px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 0.1em;
  }
  .footer-bottom .accent { color: var(--accent); }
  @media (max-width: 900px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-bottom { flex-direction: column; gap: 12px; }
  }