/* ── Design tokens ─────────────────────────────────────────────────── */
    :root {
      --bg:        #0d1117;
      --card:      #161b22;
      --card2:     #1c2230;
      --primary:   #d4942a;
      --primary-fg:#0d1117;
      --secondary: #1e2530;
      --border:    #252d3a;
      --fg:        #e8e3da;
      --fg-muted:  #6b7a96;
      --fg-dim:    #3d4a60;
      --shadow-sm: 0 1px 3px rgba(0,0,0,.4);
      --shadow-md: 0 4px 8px rgba(0,0,0,.45);
      --shadow-lg: 0 12px 28px rgba(0,0,0,.55);
      --radius:    10px;
      --font-sans: 'DM Sans', sans-serif;
      --font-display: 'Plus Jakarta Sans', sans-serif;
      --font-mono: 'JetBrains Mono', monospace;
    }

    /* ── Reset & base ──────────────────────────────────────────────────── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      background: var(--bg);
      color: var(--fg);
      font-family: var(--font-sans);
      font-size: 16px;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    img { display: block; max-width: 100%; }
    button { cursor: pointer; font-family: inherit; background: none; border: none; }
    a { color: inherit; text-decoration: none; }

    /* ── Utilities ─────────────────────────────────────────────────────── */
    .container { max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }
    .section { padding: 6rem 0; }
    .section--alt { background: rgba(30,37,48,.45); }
    .badge {
      display: inline-flex; align-items: center; gap: .4rem;
      padding: .35rem .9rem; border-radius: 999px;
      background: rgba(212,148,42,.10); border: 1px solid rgba(212,148,42,.22);
      font-size: .72rem; font-weight: 600; letter-spacing: .06em;
      text-transform: uppercase; color: var(--primary);
      font-family: var(--font-display);
    }
    .badge svg { width: 13px; height: 13px; }
    .section-title {
      font-family: var(--font-display); font-weight: 800;
      font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1.15;
      letter-spacing: -.02em; margin-bottom: .8rem;
    }
    .section-title .accent { color: var(--primary); }
    .section-sub {
      color: var(--fg-muted); font-size: 1.05rem; max-width: 600px; margin: 0 auto;
    }
    .section-head { text-align: center; margin-bottom: 4rem; }
    .card {
      background: var(--card); border-radius: var(--radius);
      box-shadow: var(--shadow-md); overflow: hidden;
    }
    .fade-in { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
    .fade-in.visible { opacity: 1; transform: none; }
    .fade-left { opacity: 0; transform: translateX(-24px); transition: opacity .7s ease, transform .7s ease; }
    .fade-left.visible { opacity: 1; transform: none; }
    .fade-right { opacity: 0; transform: translateX(24px); transition: opacity .7s ease, transform .7s ease; }
    .fade-right.visible { opacity: 1; transform: none; }
    .delay-1 { transition-delay: .1s; }
    .delay-2 { transition-delay: .2s; }
    .delay-3 { transition-delay: .3s; }
    .delay-4 { transition-delay: .4s; }
    .delay-5 { transition-delay: .5s; }

    /* ── Sticky header ─────────────────────────────────────────────────── */
    #site-header {
      position: fixed; top: 0; left: 0; right: 0; z-index: 100;
      padding: .75rem 0;
      transform: translateY(-100%);
      opacity: 0;
      transition: transform .3s ease, opacity .3s ease;
    }
    #site-header.visible { transform: translateY(0); opacity: 1; }
    .header-inner {
      display: flex; align-items: center; justify-content: space-between;
      background: rgba(13,17,23,.88); backdrop-filter: blur(18px);
      border-radius: var(--radius); padding: .7rem 1.25rem;
      box-shadow: 0 4px 30px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.04);
    }
    .header-logo {
      display: flex; align-items: center; gap: .45rem;
      font-family: var(--font-display); font-weight: 800; font-size: 1.1rem;
      letter-spacing: -.01em;
    }
    .header-logo svg { color: var(--primary); }
    .header-logo .accent { color: var(--primary); }
    .header-nav { display: flex; align-items: center; gap: .15rem; }
    .header-nav a {
      display: flex; align-items: center; gap: .35rem;
      padding: .4rem .75rem; border-radius: 7px;
      font-size: .82rem; font-weight: 500; color: var(--fg-muted);
      transition: color .2s, background .2s;
    }
    .header-nav a:hover { color: var(--fg); background: rgba(255,255,255,.06); }
    .header-nav a.active { color: var(--primary); background: rgba(212,148,42,.12); }
    .header-nav svg { width: 13px; height: 13px; flex-shrink: 0; }
    @media (max-width: 720px) { .header-nav { display: none; } }

    /* ── Hero ──────────────────────────────────────────────────────────── */
    #hero {
      position: relative; min-height: 100svh;
      display: flex; align-items: center; justify-content: center;
      overflow: hidden;
    }
    .hero-bg {
      position: absolute; inset: 0;
    }
    .hero-bg img {
      width: 100%; height: 115%; object-fit: cover;
      transform: translateY(0); will-change: transform;
    }
    .hero-bg::after {
      content: '';
      position: absolute; inset: 0;
      background: linear-gradient(to bottom, rgba(13,17,23,.65) 0%, rgba(13,17,23,.4) 40%, var(--bg) 100%),
                  linear-gradient(to right, rgba(13,17,23,.55) 0%, transparent 40%, rgba(13,17,23,.55) 100%);
    }
    .hero-content {
      position: relative; z-index: 2;
      text-align: center; padding: 8rem 1.25rem 5rem;
      max-width: 900px; width: 100%;
    }
    .hero-pill {
      display: inline-flex; align-items: center; gap: .4rem;
      padding: .4rem 1rem; border-radius: 999px;
      background: rgba(212,148,42,.12); border: 1px solid rgba(212,148,42,.25);
      font-size: .78rem; font-weight: 600; color: var(--primary);
      letter-spacing: .04em; margin-bottom: 1.75rem;
      font-family: var(--font-display);
    }
    .hero-pill svg { width: 14px; height: 14px; }
    h1.hero-title {
      font-family: var(--font-display); font-weight: 800;
      font-size: clamp(3rem, 9vw, 6.5rem); line-height: 1;
      letter-spacing: -.03em; margin-bottom: 1.25rem;
    }
    h1.hero-title .accent { color: var(--primary); }
    .hero-desc {
      font-size: clamp(1rem, 2.2vw, 1.3rem); color: var(--fg-muted);
      max-width: 680px; margin: 0 auto 1rem; line-height: 1.65;
    }
    .hero-desc .accent { color: var(--primary); font-weight: 600; }
    .hero-sub {
      font-size: .92rem; color: rgba(107,122,150,.8);
      max-width: 560px; margin: 0 auto 3.5rem; line-height: 1.65;
    }
    .hero-stats {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 1rem; max-width: 680px; margin: 0 auto;
    }
    @media (max-width: 480px) { .hero-stats { grid-template-columns: 1fr; } }
    .hero-stat {
      background: rgba(22,27,34,.7); backdrop-filter: blur(10px);
      border: 1px solid rgba(37,45,58,.8); border-radius: var(--radius);
      padding: 1.25rem 1rem; text-align: center;
    }
    .hero-stat-value {
      font-family: var(--font-mono); font-weight: 700;
      font-size: 1.8rem; color: var(--primary);
      display: block; line-height: 1;
    }
    .hero-stat-label { font-size: .78rem; color: var(--fg-muted); margin-top: .35rem; display: block; }
    .hero-stat-sub { font-size: .68rem; color: rgba(107,122,150,.65); font-family: var(--font-mono); }
    .scroll-hint {
      position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
      display: flex; flex-direction: column; align-items: center; gap: .35rem;
      z-index: 2; opacity: .5; animation: bounce 2.5s infinite;
    }
    .scroll-hint span { font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--fg-muted); }
    .scroll-hint svg { width: 18px; height: 18px; color: var(--fg-muted); }
    @keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(7px)} }

    /* ── Science ───────────────────────────────────────────────────────── */
    .science-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
    @media (max-width: 900px) { .science-grid { grid-template-columns: 1fr; } }
    .science-image-main {
      position: relative; border-radius: var(--radius); overflow: hidden;
      box-shadow: 0 8px 40px rgba(0,0,0,.5);
      aspect-ratio: 1/1;
    }
    .science-image-main img { width: 100%; height: 100%; object-fit: cover; }
    .science-image-caption {
      position: absolute; bottom: 0; left: 0; right: 0; padding: .75rem 1rem;
      background: linear-gradient(to top, rgba(13,17,23,.85), transparent);
      font-size: .78rem; color: var(--fg-muted); line-height: 1.45;
    }
    .science-image-pair { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-top: .75rem; }
    .science-image-thumb {
      position: relative; border-radius: 8px; overflow: hidden;
      aspect-ratio: 4/3; box-shadow: var(--shadow-md);
    }
    .science-image-thumb img { width: 100%; height: 100%; object-fit: cover; }
    .science-image-thumb-label {
      position: absolute; bottom: 0; left: 0; right: 0; padding: .45rem .6rem;
      background: rgba(13,17,23,.75); backdrop-filter: blur(6px);
      font-size: .68rem; font-family: var(--font-mono); color: var(--fg-muted);
    }
    .science-image-thumb-label.after { color: var(--primary); }
    .science-cards { display: flex; flex-direction: column; gap: 1rem; }
    .science-card {
      display: flex; gap: 1rem; padding: 1.1rem 1.25rem;
      background: var(--card); border-radius: var(--radius);
      box-shadow: var(--shadow-md); transition: background .25s;
    }
    .science-card:hover { background: rgba(30,37,48,.9); }
    .science-card-icon {
      flex-shrink: 0; width: 40px; height: 40px; border-radius: 8px;
      background: rgba(212,148,42,.12); display: flex; align-items: center; justify-content: center;
      color: var(--primary); margin-top: 2px; transition: background .25s;
    }
    .science-card:hover .science-card-icon { background: rgba(212,148,42,.2); }
    .science-card-icon svg { width: 18px; height: 18px; }
    .science-card h3 {
      font-family: var(--font-display); font-weight: 600; font-size: 1rem;
      margin-bottom: .3rem;
    }
    .science-card p { font-size: .85rem; color: var(--fg-muted); line-height: 1.6; }

    /* ── Performance ───────────────────────────────────────────────────── */
    .tab-bar {
      display: flex; gap: .25rem; background: var(--card);
      padding: .25rem; border-radius: var(--radius); box-shadow: var(--shadow-md);
      width: fit-content; margin: 0 auto 2rem;
    }
    .tab-btn {
      padding: .6rem 1.25rem; border-radius: 7px;
      font-size: .85rem; font-weight: 500; color: var(--fg-muted);
      transition: color .2s, background .2s;
    }
    .tab-btn.active { background: var(--primary); color: var(--primary-fg); }
    .tab-btn:hover:not(.active) { color: var(--fg); }
    .chart-wrap {
      background: var(--card); border-radius: var(--radius);
      padding: 2rem; box-shadow: var(--shadow-lg);
    }
    .chart-panel { display: none; }
    .chart-panel.active { display: block; }
    .chart-source {
      font-size: .73rem; color: rgba(107,122,150,.55); margin-top: .75rem;
      display: flex; align-items: flex-start; gap: .4rem;
    }
    .chart-source svg { width: 12px; height: 12px; flex-shrink: 0; margin-top: 1px; }

    /* SVG bar chart */
    .bar-chart svg { width: 100%; overflow: visible; }
    .bar-group .bar { transition: opacity .2s; }
    .bar-group:hover .bar { opacity: .85; }
    .bar-label { font-family: var(--font-mono); font-size: 9px; fill: var(--fg-muted); }
    .bar-value { font-family: var(--font-mono); font-size: 9px; fill: var(--fg); font-weight: 600; }
    .axis-label { font-family: var(--font-mono); font-size: 9px; fill: var(--fg-dim); }
    .axis-line { stroke: #252d3a; stroke-width: 1; }
    .grid-line { stroke: #1e2530; stroke-width: 1; stroke-dasharray: 3,3; }

    /* ── Specifications ────────────────────────────────────────────────── */
    .lumber-categories { display: flex; flex-direction: column; gap: 2.5rem; margin-bottom: 3.5rem; }
    .lumber-cat-header {
      display: flex; align-items: center; gap: .75rem; margin-bottom: 1rem;
    }
    .lumber-cat-icon {
      width: 34px; height: 34px; border-radius: 7px;
      background: rgba(212,148,42,.12); display: flex; align-items: center; justify-content: center;
      color: var(--primary); flex-shrink: 0;
    }
    .lumber-cat-icon svg { width: 16px; height: 16px; }
    .lumber-cat-name { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; }
    .lumber-cat-desc { font-size: .72rem; color: var(--fg-muted); font-family: var(--font-mono); }
    .lumber-cat-count { margin-left: auto; font-family: var(--font-mono); font-size: .75rem; color: var(--primary); }
    .lumber-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
      gap: .7rem;
    }
    .lumber-tile {
      background: var(--card); border-radius: 9px; padding: .9rem .6rem;
      text-align: center; box-shadow: var(--shadow-md);
      transition: background .2s;
    }
    .lumber-tile:hover { background: var(--card2); }
    .lumber-tile-size { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; color: var(--primary); }
    .lumber-tile-mm { font-family: var(--font-mono); font-size: .62rem; color: var(--fg-muted); margin-top: .2rem; }
    .lumber-tile-in { font-family: var(--font-mono); font-size: .58rem; color: rgba(107,122,150,.6); }
    .lumber-tile-ok {
      margin-top: .4rem; font-size: .58rem; color: #4ade80;
      display: flex; align-items: center; justify-content: center; gap: .2rem;
    }
    .lumber-tile-ok svg { width: 9px; height: 9px; }
    .spec-table-wrap { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
    .spec-table { width: 100%; border-collapse: collapse; font-size: .85rem; }
    .spec-table thead tr { background: var(--card); }
    .spec-table th {
      padding: .9rem 1rem; font-family: var(--font-display); font-weight: 600;
      white-space: nowrap;
    }
    .spec-table th:first-child { text-align: left; }
    .spec-table th:not(:first-child) { text-align: center; color: var(--fg-muted); }
    .spec-table th.ts-col { color: var(--primary); background: rgba(212,148,42,.07); border-left: 1px solid rgba(212,148,42,.2); border-right: 1px solid rgba(212,148,42,.2); }
    .spec-table tbody tr { border-top: 1px solid var(--border); transition: background .15s; }
    .spec-table tbody tr:nth-child(even) { background: rgba(22,27,34,.6); }
    .spec-table tbody tr:hover { background: rgba(30,37,48,.7); }
    .spec-table td { padding: .75rem 1rem; }
    .spec-table td:first-child { font-weight: 500; }
    .spec-table td:not(:first-child) { text-align: center; font-family: var(--font-mono); color: var(--fg-muted); }
    .spec-table td.ts-col { color: var(--primary); font-weight: 700; background: rgba(212,148,42,.07); border-left: 1px solid rgba(212,148,42,.2); border-right: 1px solid rgba(212,148,42,.2); }
    .spec-table td.unit-col { font-size: .73rem; color: rgba(107,122,150,.7); }
    .spec-insights { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; margin-top: 1.5rem; }
    @media (max-width: 640px) { .spec-insights { grid-template-columns: 1fr; } }
    .spec-insight {
      display: flex; align-items: center; gap: .75rem;
      padding: .85rem 1rem; border-radius: 9px;
      background: var(--card); box-shadow: var(--shadow-sm);
      font-size: .82rem; color: var(--fg-muted);
    }
    .spec-insight svg { width: 15px; height: 15px; flex-shrink: 0; }
    @media (max-width: 640px) { .spec-table { font-size: .75rem; } .spec-table th, .spec-table td { padding: .6rem .5rem; } }

    /* ── Machine ───────────────────────────────────────────────────────── */
    .machine-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; margin-bottom: 3rem; }
    @media (max-width: 900px) { .machine-layout { grid-template-columns: 1fr; } }
    .machine-image-wrap {
      border-radius: var(--radius); overflow: hidden;
      box-shadow: 0 0 60px rgba(212,148,42,.08), var(--shadow-lg);
    }
    .machine-image-wrap img { width: 100%; height: 100%; object-fit: cover; }
    .machine-image-label {
      background: rgba(22,27,34,.8); backdrop-filter: blur(8px);
      padding: .6rem 1rem; display: flex; align-items: center; gap: .5rem;
    }
    .machine-image-label .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--primary); animation: pulse 2s infinite; }
    @keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }
    .machine-image-label span { font-family: var(--font-mono); font-size: .68rem; color: var(--fg-muted); letter-spacing: .05em; text-transform: uppercase; }
    .machine-image-label code { margin-left: auto; font-family: var(--font-mono); font-size: .65rem; color: rgba(212,148,42,.55); }
    .machine-specs-grid {
      display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-bottom: 1.5rem;
    }
    .machine-spec-tile {
      background: rgba(30,37,48,.55); border-radius: 9px;
      padding: .85rem 1rem;
    }
    .machine-spec-tile svg { width: 15px; height: 15px; color: var(--primary); margin-bottom: .4rem; }
    .machine-spec-val { font-family: var(--font-mono); font-weight: 700; font-size: 1.1rem; }
    .machine-spec-lbl { font-size: .72rem; color: var(--fg-muted); }
    .component-list { display: flex; flex-direction: column; gap: .5rem; }
    .comp-item {
      border-radius: 9px; overflow: hidden;
      background: var(--card); box-shadow: var(--shadow-sm);
    }
    .comp-btn {
      width: 100%; display: flex; align-items: center; gap: .75rem;
      padding: .85rem 1rem; text-align: left; transition: background .2s;
    }
    .comp-btn:hover { background: var(--card2); }
    .comp-btn.open { background: var(--card2); }
    .comp-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
    .comp-label { font-size: .88rem; font-weight: 500; flex: 1; }
    .comp-chevron { width: 14px; height: 14px; color: var(--fg-muted); transition: transform .25s; flex-shrink: 0; }
    .comp-btn.open .comp-chevron { transform: rotate(90deg); }
    .comp-body {
      max-height: 0; overflow: hidden;
      transition: max-height .35s ease, padding .25s ease;
      padding: 0 1rem;
    }
    .comp-body.open { max-height: 400px; padding: 0 1rem .85rem; }
    .comp-desc { font-size: .82rem; color: var(--fg-muted); line-height: 1.6; margin-bottom: .75rem; }
    .comp-specs { display: flex; flex-direction: column; gap: .3rem; }
    .comp-spec {
      display: flex; align-items: center; gap: .5rem;
      padding: .4rem .6rem; border-radius: 6px;
      background: rgba(30,37,48,.7);
      font-family: var(--font-mono); font-size: .76rem;
    }
    .comp-spec svg { width: 11px; height: 11px; flex-shrink: 0; }
    .machine-images-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1rem; }
    @media (max-width: 640px) { .machine-images-row { grid-template-columns: 1fr; } }
    .machine-thumb {
      border-radius: 9px; overflow: hidden;
      box-shadow: var(--shadow-md); aspect-ratio: 16/9;
    }
    .machine-thumb img { width: 100%; height: 100%; object-fit: cover; }

    /* ── Process ───────────────────────────────────────────────────────── */
    .process-timeline { position: relative; }
    .process-line {
      position: absolute; left: 28px; top: 0; bottom: 0; width: 2px;
      background: var(--border);
    }
    @media (min-width: 768px) {
      .process-line { left: 50%; transform: translateX(-50%); }
    }
    .process-steps { display: flex; flex-direction: column; gap: 3rem; }
    .process-step {
      position: relative; display: flex; flex-direction: column;
      align-items: flex-start; gap: 1.5rem;
      padding-left: 4rem;
    }
    @media (min-width: 768px) {
      .process-step { flex-direction: row; padding-left: 0; gap: 2.5rem; }
      .process-step:nth-child(even) { flex-direction: row-reverse; }
    }
    .process-node {
      position: absolute; left: 18px; top: 0;
      width: 22px; height: 22px; border-radius: 50%; border: 2px solid;
      display: flex; align-items: center; justify-content: center;
      z-index: 2; background: var(--bg);
    }
    @media (min-width: 768px) {
      .process-node { left: 50%; transform: translateX(-50%); }
    }
    .process-node-dot { width: 8px; height: 8px; border-radius: 50%; }
    .process-card {
      width: 100%;
      padding: 1.5rem; background: var(--card); border-radius: var(--radius);
      box-shadow: var(--shadow-md); transition: background .2s;
    }
    @media (min-width: 768px) { .process-card { width: calc(50% - 40px); } }
    .process-card:hover { background: var(--card2); }
    .process-card-header { display: flex; align-items: center; gap: .75rem; margin-bottom: .75rem; }
    .process-icon {
      width: 38px; height: 38px; border-radius: 8px;
      display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    }
    .process-icon svg { width: 18px; height: 18px; }
    .process-num { font-family: var(--font-mono); font-size: .7rem; color: var(--fg-muted); }
    .process-card h3 {
      font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; line-height: 1.2;
    }
    .process-badge {
      display: inline-block; padding: .2rem .55rem; border-radius: 5px;
      font-size: .68rem; font-weight: 600; margin-bottom: .65rem;
    }
    .process-card p { font-size: .84rem; color: var(--fg-muted); line-height: 1.65; margin-bottom: .75rem; }
    .process-detail {
      display: flex; align-items: center; gap: .35rem;
      font-family: var(--font-mono); font-size: .74rem;
    }
    .process-detail svg { width: 11px; height: 11px; }
    .process-step-img {
      margin-top: 1rem; border-radius: 7px; overflow: hidden;
      box-shadow: var(--shadow-sm); aspect-ratio: 16/9;
    }
    .process-step-img img { width: 100%; height: 100%; object-fit: cover; }
    .process-placeholder { display: none; }
    @media (min-width: 768px) { .process-placeholder { display: block; width: calc(50% - 40px); } }

    /* ── Applications ──────────────────────────────────────────────────── */
    .apps-hero-img {
      border-radius: var(--radius); overflow: hidden; margin-bottom: 3rem;
      box-shadow: var(--shadow-lg); aspect-ratio: 21/9; position: relative;
    }
    @media (max-width: 640px) { .apps-hero-img { aspect-ratio: 16/9; } }
    .apps-hero-img img { width: 100%; height: 100%; object-fit: cover; }
    .apps-hero-caption {
      position: absolute; bottom: 0; left: 0; right: 0;
      padding: 1rem 1.5rem;
      background: linear-gradient(to top, rgba(13,17,23,.8), transparent);
    }
    .apps-hero-caption p { font-size: .83rem; color: var(--fg-muted); max-width: 500px; }
    .apps-grid {
      display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
      gap: 1.25rem;
    }
    .app-card {
      padding: 1.5rem; background: var(--card); border-radius: var(--radius);
      box-shadow: var(--shadow-md); transition: background .25s;
    }
    .app-card:hover { background: rgba(30,37,48,.9); }
    .app-card-header { display: flex; align-items: center; gap: .75rem; margin-bottom: 1rem; }
    .app-icon {
      width: 42px; height: 42px; border-radius: 9px;
      background: rgba(212,148,42,.12); display: flex; align-items: center; justify-content: center;
      color: var(--primary); transition: background .25s; flex-shrink: 0;
    }
    .app-card:hover .app-icon { background: rgba(212,148,42,.22); }
    .app-icon svg { width: 19px; height: 19px; }
    .app-card h3 { font-family: var(--font-display); font-weight: 600; font-size: 1rem; }
    .app-card p { font-size: .84rem; color: var(--fg-muted); line-height: 1.65; margin-bottom: 1rem; }
    .app-specs { display: flex; flex-direction: column; gap: .4rem; }
    .app-spec {
      display: flex; align-items: center; gap: .5rem;
      font-size: .75rem; color: rgba(107,122,150,.8); font-family: var(--font-mono);
    }
    .app-spec-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--primary); flex-shrink: 0; }

    /* ── Footer ────────────────────────────────────────────────────────── */
    footer {
      border-top: 1px solid var(--border); background: rgba(22,27,34,.5);
      padding: 3rem 0 2rem;
    }
    .footer-inner {
      display: flex; flex-direction: column; align-items: center;
      gap: 2rem;
    }
    @media (min-width: 640px) { .footer-inner { flex-direction: row; justify-content: space-between; } }
    .footer-logo {
      display: flex; align-items: center; gap: .45rem;
      font-family: var(--font-display); font-weight: 800; font-size: 1.15rem;
      letter-spacing: -.01em;
    }
    .footer-logo svg { color: var(--primary); }
    .footer-logo .accent { color: var(--primary); }
    .footer-tagline { font-size: .82rem; color: var(--fg-muted); margin-top: .25rem; }
    .footer-nav { display: flex; gap: 1.5rem; flex-wrap: wrap; justify-content: center; }
    .footer-nav a { font-size: .85rem; color: var(--fg-muted); transition: color .2s; text-transform: capitalize; }
    .footer-nav a:hover { color: var(--primary); }
    .footer-copy {
      margin-top: 2rem; padding-top: 1.25rem; border-top: 1px solid rgba(37,45,58,.5);
      text-align: center; font-size: .7rem; color: rgba(107,122,150,.4);
    }