:root {
    --bg: #050a0f;
    --bg2: #080e16;
    --panel: #0b1520;
    --panel2: #0d1a27;
    --cyan: #00e5ff;
    --cyan2: #00b8d9;
    --green: #00ff9d;
    --orange: #ff6d00;
    --blue: #1565c0;
    --blue2: #1e88e5;
    --text: #b0bec5;
    --text2: #78909c;
    --white: #eceff1;
    --red: #ff1744;
    --yellow: #ffd600;
    --glow-cyan: 0 0 20px rgba(0,229,255,0.4), 0 0 60px rgba(0,229,255,0.15);
    --glow-green: 0 0 20px rgba(0,255,157,0.4), 0 0 60px rgba(0,255,157,0.15);
    --glow-orange: 0 0 20px rgba(255,109,0,0.4);
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Exo 2', sans-serif;
    overflow-x: hidden;
  }

  /* ── CANVAS BG ── */
  #canvas-bg {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    opacity: 0.35;
  }

  /* ── NAV ── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 40px;
    background: rgba(5,10,15,0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,229,255,0.12);
  }

  .nav-logo {
    font-family: 'Orbitron', monospace;
    font-weight: 900;
    font-size: 1.1rem;
    color: var(--cyan);
    letter-spacing: 3px;
    text-shadow: var(--glow-cyan);
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .nav-logo svg {
    filter: drop-shadow(0 0 6px rgba(0,229,255,0.7));
    flex-shrink: 0;
  }

  .nav-logo::before {
    display: none;
  }

  .nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
  }

  .nav-links a {
    color: var(--text2);
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-family: 'Share Tech Mono', monospace;
    transition: color 0.2s;
  }

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

  .nav-cta {
    background: transparent;
    border: 1px solid var(--cyan);
    color: var(--cyan);
    font-family: 'Orbitron', monospace;
    font-size: 0.75rem;
    letter-spacing: 2px;
    padding: 9px 22px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.25s;
    clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
  }

  .nav-cta:hover {
    background: var(--cyan);
    color: var(--bg);
    box-shadow: var(--glow-cyan);
  }

  /* ── HERO ── */
  .hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1;
    padding: 120px 40px 80px;
    text-align: center;
  }

  .hero-badge {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    color: var(--green);
    border: 1px solid rgba(0,255,157,0.3);
    padding: 5px 16px;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 28px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    animation: fadeInDown 0.8s ease both;
  }

  .hero-badge::before {
    content: '';
    width: 6px; height: 6px;
    background: var(--green);
    border-radius: 50%;
    box-shadow: var(--glow-green);
    animation: pulse 1.5s ease infinite;
  }

  @keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.7); }
  }

  .hero h1 {
    font-family: 'Orbitron', monospace;
    font-weight: 900;
    font-size: clamp(2.5rem, 7vw, 5.5rem);
    line-height: 1.05;
    color: var(--white);
    letter-spacing: -1px;
    animation: fadeInUp 0.9s 0.2s ease both;
    max-width: 900px;
  }

  .hero h1 span {
    color: var(--cyan);
    text-shadow: var(--glow-cyan);
  }

  .hero-sub {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text);
    max-width: 620px;
    line-height: 1.7;
    margin: 24px 0 40px;
    animation: fadeInUp 0.9s 0.4s ease both;
    font-weight: 300;
  }

  .hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.9s 0.6s ease both;
  }

  .btn-primary {
    background: var(--cyan);
    color: var(--bg);
    font-family: 'Orbitron', monospace;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    padding: 16px 36px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    clip-path: polygon(12px 0%, 100% 0%, calc(100% - 12px) 100%, 0% 100%);
    transition: all 0.25s;
    display: inline-block;
  }

  .btn-primary:hover {
    background: var(--white);
    box-shadow: var(--glow-cyan);
    transform: translateY(-2px);
  }

  .btn-secondary {
    background: transparent;
    color: var(--text);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.85rem;
    letter-spacing: 1px;
    padding: 16px 36px;
    border: 1px solid rgba(176,190,197,0.25);
    cursor: pointer;
    text-decoration: none;
    clip-path: polygon(12px 0%, 100% 0%, calc(100% - 12px) 100%, 0% 100%);
    transition: all 0.25s;
    display: inline-block;
  }

  .btn-secondary:hover {
    border-color: var(--cyan);
    color: var(--cyan);
  }

  /* ── SEO KEYWORDS SECTION ── */
  .seo-keywords {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 40px auto;
    color: #78909c;
    padding: 0 20px;
    text-align: center;
    line-height: 1.8;
    font-size: 0.95rem;
  }

  .seo-keywords p {
    margin-bottom: 8px;
  }

  .seo-highlight {
    color: var(--cyan);
    font-weight: 600;
  }

  /* ── STATS TICKER ── */
  .stats-bar {
    position: relative;
    z-index: 1;
    background: rgba(11,21,32,0.9);
    border-top: 1px solid rgba(0,229,255,0.15);
    border-bottom: 1px solid rgba(0,229,255,0.15);
    padding: 18px 0;
    overflow: hidden;
  }

  .stats-inner {
    display: flex;
    gap: 60px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    padding: 0 40px;
  }

  .stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
  }

  .stat-num {
    font-family: 'Orbitron', monospace;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--cyan);
    text-shadow: var(--glow-cyan);
  }

  .stat-label {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    color: var(--text2);
    letter-spacing: 2px;
    text-transform: uppercase;
  }

  .stat-sep {
    width: 1px;
    height: 40px;
    background: rgba(0,229,255,0.2);
  }

  /* ── SCREENSHOT SECTION ── */
  .screenshot-section {
    position: relative;
    z-index: 1;
    padding: 100px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .section-tag {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    color: var(--orange);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .section-tag::before, .section-tag::after {
    content: '';
    flex: 1;
    max-width: 40px;
    height: 1px;
    background: var(--orange);
    opacity: 0.5;
  }

  .section-title {
    font-family: 'Orbitron', monospace;
    font-size: clamp(1.6rem, 3.5vw, 2.6rem);
    font-weight: 700;
    color: var(--white);
    text-align: center;
    margin-bottom: 12px;
  }

  .section-sub {
    color: var(--text2);
    text-align: center;
    max-width: 560px;
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 60px;
    font-weight: 300;
  }

  .app-frame {
    position: relative;
    width: 100%;
    max-width: 1100px;
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid rgba(0,229,255,0.2);
    box-shadow: 0 0 80px rgba(0,229,255,0.08), 0 40px 100px rgba(0,0,0,0.6);
    animation: floatY 6s ease-in-out infinite;
  }

  @keyframes floatY {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
  }

  .app-titlebar {
    background: #050d15;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid rgba(0,229,255,0.12);
  }

  .dot { width: 10px; height: 10px; border-radius: 50%; }
  .dot-r { background: #ff5f57; }
  .dot-y { background: #febc2e; }
  .dot-g { background: #28c840; }

  .app-url {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.72rem;
    color: var(--text2);
    margin-left: 12px;
  }

  .app-url span { color: var(--cyan); }

  .app-screen {
    background: #060d14;
    position: relative;
    min-height: 500px;
    overflow: hidden;
  }

  /* Animated network topology inside app frame */
  .topology-demo {
    width: 100%;
    height: 500px;
    position: relative;
  }

  #topology-canvas {
    width: 100%;
    height: 100%;
  }

  /* ── FEATURES ── */
  .features-section {
    position: relative;
    z-index: 1;
    padding: 80px 40px 100px;
    max-width: 1200px;
    margin: 0 auto;
  }

  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2px;
    margin-top: 60px;
  }

  .feature-card {
    background: var(--panel);
    padding: 36px 32px;
    border: 1px solid rgba(0,229,255,0.07);
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
    cursor: default;
  }

  .feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 2px;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s;
  }

  .feature-card:hover::before { transform: translateX(100%); }

  .feature-card:hover {
    background: var(--panel2);
    border-color: rgba(0,229,255,0.2);
    transform: translateY(-4px);
  }

  .feat-icon {
    font-size: 2rem;
    margin-bottom: 18px;
    display: block;
  }

  .feat-title {
    font-family: 'Orbitron', monospace;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 1px;
    margin-bottom: 12px;
  }

  .feat-desc {
    font-size: 0.9rem;
    color: var(--text2);
    line-height: 1.7;
    font-weight: 300;
  }

  .feat-tag {
    display: inline-block;
    margin-top: 16px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.68rem;
    color: var(--cyan);
    border: 1px solid rgba(0,229,255,0.3);
    padding: 3px 10px;
    letter-spacing: 1px;
  }

  /* ── METRICS DEMO ── */
  .metrics-section {
    position: relative;
    z-index: 1;
    padding: 80px 40px;
    background: rgba(8,14,22,0.7);
    border-top: 1px solid rgba(0,229,255,0.08);
    border-bottom: 1px solid rgba(0,229,255,0.08);
  }

  .metrics-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
  }

  .metrics-text { }

  .metrics-text .section-title { text-align: left; }
  .metrics-text .section-sub { text-align: left; margin-bottom: 32px; }
  .metrics-text .section-tag { justify-content: flex-start; }
  .metrics-text .section-tag::after { display: none; }

  .metric-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }

  .metric-row {
    display: flex;
    align-items: center;
    gap: 16px;
  }

  .metric-label {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    color: var(--text2);
    width: 180px;
    flex-shrink: 0;
  }

  .metric-bar-track {
    flex: 1;
    height: 4px;
    background: rgba(255,255,255,0.07);
    border-radius: 2px;
    overflow: hidden;
  }

  .metric-bar-fill {
    height: 100%;
    border-radius: 2px;
    animation: growBar 2s ease both;
  }

  @keyframes growBar {
    from { width: 0 !important; }
  }

  .metric-val {
    font-family: 'Orbitron', monospace;
    font-size: 0.78rem;
    color: var(--cyan);
    width: 80px;
    text-align: right;
  }

  .metrics-panel {
    background: var(--panel);
    border: 1px solid rgba(0,229,255,0.15);
    border-radius: 4px;
    padding: 24px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.78rem;
    position: relative;
    overflow: hidden;
  }

  .metrics-panel::before {
    content: 'MÉTRICAS DE RED ●';
    display: block;
    color: var(--green);
    font-size: 0.72rem;
    letter-spacing: 2px;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(0,229,255,0.1);
  }

  .mp-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
    margin-bottom: 20px;
  }

  .mp-stat {
    background: rgba(0,229,255,0.04);
    padding: 12px;
    border: 1px solid rgba(0,229,255,0.08);
    text-align: center;
  }

  .mp-val {
    font-family: 'Orbitron', monospace;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--cyan);
    display: block;
    text-shadow: var(--glow-cyan);
  }

  .mp-lbl {
    color: var(--text2);
    font-size: 0.65rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: 4px;
    display: block;
  }

  .link-table {
    width: 100%;
    border-collapse: collapse;
  }

  .link-table th {
    font-size: 0.65rem;
    color: var(--text2);
    text-align: left;
    padding: 6px 8px;
    border-bottom: 1px solid rgba(0,229,255,0.1);
    letter-spacing: 1px;
  }

  .link-table td {
    padding: 5px 8px;
    font-size: 0.72rem;
    color: var(--text);
    border-bottom: 1px solid rgba(255,255,255,0.03);
  }

  .status-up {
    color: var(--green);
    font-size: 0.65rem;
  }

  .bw-bar {
    display: inline-block;
    height: 3px;
    background: var(--cyan);
    border-radius: 2px;
    margin-right: 6px;
    vertical-align: middle;
  }

  /* ── DEMO SCENARIOS ── */
  .scenarios-section {
    position: relative;
    z-index: 1;
    padding: 100px 40px;
    max-width: 1200px;
    margin: 0 auto;
  }

  .scenarios-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 60px;
  }

  .scenario-card {
    background: var(--panel);
    border: 1px solid rgba(0,229,255,0.08);
    padding: 0;
    overflow: hidden;
    transition: all 0.3s;
    cursor: pointer;
  }

  .scenario-card:hover {
    border-color: rgba(0,229,255,0.3);
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4), var(--glow-cyan);
  }

  .scenario-header {
    padding: 24px 24px 16px;
    border-bottom: 1px solid rgba(0,229,255,0.08);
    display: flex;
    align-items: center;
    gap: 14px;
  }

  .scenario-icon {
    width: 44px; height: 44px;
    background: rgba(0,229,255,0.08);
    border: 1px solid rgba(0,229,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
  }

  .scenario-name {
    font-family: 'Orbitron', monospace;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 4px;
    letter-spacing: 1px;
  }

  .scenario-type {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--text2);
    letter-spacing: 2px;
    text-transform: uppercase;
  }

  .scenario-body {
    padding: 20px 24px 24px;
  }

  .scenario-desc {
    font-size: 0.88rem;
    color: var(--text2);
    line-height: 1.65;
    font-weight: 300;
    margin-bottom: 18px;
  }

  .scenario-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
  }

  .s-tag {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.62rem;
    padding: 3px 8px;
    letter-spacing: 1px;
    border: 1px solid;
  }

  .s-tag.cyan { color: var(--cyan); border-color: rgba(0,229,255,0.3); }
  .s-tag.green { color: var(--green); border-color: rgba(0,255,157,0.3); }
  .s-tag.orange { color: var(--orange); border-color: rgba(255,109,0,0.3); }

  /* ── FAQ SECTION ── */
  .faq-section {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 80px auto;
    padding: 0 20px;
  }

  .faq-section h2 {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    text-align: center;
    margin-bottom: 40px;
  }

  .faq-item {
    background: var(--panel);
    border: 1px solid rgba(0,229,255,0.08);
    padding: 24px 28px;
    margin-bottom: 16px;
    transition: all 0.3s;
  }

  .faq-item:hover {
    border-color: rgba(0,229,255,0.25);
    background: var(--panel2);
  }

  .faq-item h3 {
    font-family: 'Orbitron', monospace;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--cyan);
    margin-bottom: 10px;
    letter-spacing: 0.5px;
  }

  .faq-item p {
    font-size: 0.9rem;
    color: var(--text2);
    line-height: 1.7;
    font-weight: 300;
  }

  /* ── CTA FINAL ── */
  .cta-section {
    position: relative;
    z-index: 1;
    padding: 120px 40px;
    text-align: center;
    overflow: hidden;
  }

  .cta-section::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(0,229,255,0.06) 0%, transparent 70%);
    pointer-events: none;
  }

  .cta-section h2 {
    font-family: 'Orbitron', monospace;
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 900;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.2;
  }

  .cta-section p {
    color: var(--text2);
    font-size: 1rem;
    max-width: 480px;
    margin: 0 auto 40px;
    font-weight: 300;
    line-height: 1.7;
  }

  /* ── FOOTER ── */
  footer {
    position: relative;
    z-index: 1;
    padding: 40px;
    border-top: 1px solid rgba(0,229,255,0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
  }

  .footer-logo {
    font-family: 'Orbitron', monospace;
    font-size: 0.85rem;
    color: var(--cyan);
    letter-spacing: 3px;
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
  }

  .footer-copy {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.72rem;
    color: var(--text2);
  }

  /* ── DONATE SECTION ── */
  .donate-section {
    position: relative;
    z-index: 1;
    padding: 100px 40px;
    overflow: hidden;
    border-top: 1px solid rgba(0,255,157,0.1);
    border-bottom: 1px solid rgba(0,255,157,0.1);
  }

  .donate-glow {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 800px; height: 600px;
    background: radial-gradient(ellipse, rgba(0,255,157,0.04) 0%, transparent 65%);
    pointer-events: none;
  }

  .donate-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
  }

  .donate-desc {
    color: var(--text2);
    font-size: 0.95rem;
    line-height: 1.75;
    font-weight: 300;
  }

  .donate-stats {
    display: flex;
    align-items: center;
    gap: 28px;
    margin-top: 40px;
    padding: 20px 0;
    border-top: 1px solid rgba(0,255,157,0.1);
  }

  .d-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  .d-stat-num {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--green);
    text-shadow: var(--glow-green);
  }

  .d-stat-lbl {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--text2);
    letter-spacing: 1.5px;
    text-transform: uppercase;
  }

  .d-stat-sep {
    width: 1px;
    height: 36px;
    background: rgba(0,255,157,0.15);
  }

  /* Donate cards */
  .donate-card {
    background: var(--panel);
    border: 1px solid rgba(0,255,157,0.12);
    overflow: hidden;
    transition: border-color 0.3s;
  }

  .donate-card:hover {
    border-color: rgba(0,255,157,0.3);
  }

  .donate-card-header {
    background: rgba(0,255,157,0.04);
    border-bottom: 1px solid rgba(0,255,157,0.1);
    padding: 10px 20px;
  }

  .donate-card-tag {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--green);
    letter-spacing: 2px;
    text-transform: uppercase;
  }

  .donate-card-body {
    padding: 20px;
  }

  .donate-card-desc {
    font-size: 0.85rem;
    color: var(--text2);
    line-height: 1.6;
    font-weight: 300;
    margin-bottom: 16px;
  }

  .donate-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 24px;
    font-family: 'Orbitron', monospace;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    cursor: pointer;
    text-decoration: none;
    border: none;
    transition: all 0.25s;
    clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
  }

  .paypal-btn {
    background: #0070ba;
    color: #fff;
  }

  .paypal-btn:hover {
    background: #005ea6;
    box-shadow: 0 0 24px rgba(0,112,186,0.4);
    transform: translateY(-1px);
  }

  .paypal-icon {
    font-family: serif;
    font-size: 1.1rem;
    font-weight: 900;
    font-style: italic;
  }

  .donate-email-hint {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    color: var(--text2);
    text-align: center;
    margin-top: 10px;
    letter-spacing: 0.5px;
    opacity: 0.7;
  }

  /* CLABE box */
  .clabe-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    background: rgba(0,229,255,0.03);
    border: 1px solid rgba(0,229,255,0.1);
    padding: 18px;
  }

  .clabe-label {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.62rem;
    color: var(--text2);
    letter-spacing: 3px;
    text-transform: uppercase;
  }

  .clabe-number {
    font-family: 'Orbitron', monospace;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--cyan);
    text-shadow: var(--glow-cyan);
    letter-spacing: 2px;
    word-break: break-all;
    text-align: center;
  }

  .clabe-copy-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(0,229,255,0.06);
    border: 1px solid rgba(0,229,255,0.2);
    color: var(--cyan);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 1px;
    padding: 8px 20px;
    cursor: pointer;
    transition: all 0.25s;
    clip-path: polygon(6px 0%, 100% 0%, calc(100% - 6px) 100%, 0% 100%);
  }

  .clabe-copy-btn:hover {
    background: rgba(0,229,255,0.12);
    border-color: var(--cyan);
    box-shadow: var(--glow-cyan);
  }

  .donate-thanks {
    font-size: 0.82rem;
    color: var(--text2);
    line-height: 1.65;
    font-weight: 300;
    margin-top: 20px;
    padding: 16px;
    background: rgba(0,255,157,0.03);
    border-left: 2px solid rgba(0,255,157,0.3);
    font-style: italic;
  }

  /* Footer donate link */
  .footer-links {
    display: flex;
    gap: 20px;
  }

  .footer-donate-link {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    color: var(--green);
    text-decoration: none;
    letter-spacing: 1px;
    transition: color 0.2s;
    opacity: 0.8;
  }

  .footer-donate-link:hover {
    opacity: 1;
    text-shadow: var(--glow-green);
  }

  /* ── ROADMAP ── */
  .donate-roadmap {
    margin-top: 32px;
    margin-bottom: 8px;
  }

  .roadmap-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
  }

  .roadmap-dot {
    width: 7px; height: 7px;
    background: var(--green);
    border-radius: 50%;
    box-shadow: var(--glow-green);
    flex-shrink: 0;
    animation: pulse 1.5s ease infinite;
  }

  .roadmap-title {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--green);
    letter-spacing: 3px;
    text-transform: uppercase;
    white-space: nowrap;
  }

  .roadmap-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, rgba(0,255,157,0.3), transparent);
  }

  .roadmap-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .roadmap-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(0,229,255,0.07);
    transition: all 0.25s;
    border-left: 2px solid rgba(0,229,255,0.15);
  }

  .roadmap-item.roadmap-soon {
    border-left-color: var(--green);
    background: rgba(0,255,157,0.03);
  }

  .roadmap-item:hover {
    background: rgba(0,229,255,0.05);
    border-color: rgba(0,229,255,0.2);
    transform: translateX(4px);
  }

  .rm-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
    width: 24px;
    text-align: center;
  }

  .roadmap-item div {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .rm-name {
    font-family: 'Orbitron', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.5px;
  }

  .rm-desc {
    font-family: 'Exo 2', sans-serif;
    font-size: 0.75rem;
    color: var(--text2);
    font-weight: 300;
    line-height: 1.4;
  }

  .rm-badge {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.58rem;
    letter-spacing: 1px;
    padding: 3px 8px;
    border: 1px solid rgba(0,229,255,0.25);
    color: var(--text2);
    white-space: nowrap;
    flex-shrink: 0;
  }

  .rm-badge.soon {
    border-color: rgba(0,255,157,0.4);
    color: var(--green);
    background: rgba(0,255,157,0.06);
  }

  /* ── FOOTER CONTACT ── */
  .footer-contact {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

  .footer-contact-label {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.6rem;
    color: var(--text2);
    letter-spacing: 3px;
    text-transform: uppercase;
    opacity: 0.6;
  }

  .footer-contact-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .footer-contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.5px;
    padding: 7px 16px;
    text-decoration: none;
    border: 1px solid;
    transition: all 0.25s;
    clip-path: polygon(6px 0%, 100% 0%, calc(100% - 6px) 100%, 0% 100%);
  }

  .whatsapp-btn {
    color: #25d366;
    border-color: rgba(37,211,102,0.3);
    background: rgba(37,211,102,0.05);
  }

  .whatsapp-btn:hover {
    background: rgba(37,211,102,0.12);
    border-color: #25d366;
    box-shadow: 0 0 16px rgba(37,211,102,0.25);
  }

  .email-btn {
    color: var(--cyan);
    border-color: rgba(0,229,255,0.2);
    background: rgba(0,229,255,0.04);
  }

  .email-btn:hover {
    background: rgba(0,229,255,0.1);
    border-color: var(--cyan);
    box-shadow: var(--glow-cyan);
  }

  /* ── ANIMATIONS ── */
  @keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
  }

  @keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* Scanlines effect overlay */
  .scanlines {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 5;
    pointer-events: none;
    background: repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0,0,0,0.04) 2px,
      rgba(0,0,0,0.04) 4px
    );
  }

  /* counter animation */
  .count-up { transition: all 0.5s; }

  @media (max-width: 768px) {
    nav { padding: 14px 20px; }
    .nav-links { display: none; }
    .hero { padding: 100px 20px 60px; }
    .metrics-inner { grid-template-columns: 1fr; }
    .scenarios-grid { grid-template-columns: 1fr; }
    .stats-inner { gap: 30px; }
    .stat-sep { display: none; }
    .donate-inner { grid-template-columns: 1fr; gap: 40px; }
    .clabe-number { font-size: 0.85rem; letter-spacing: 1px; }
  }
  /* ── CHANGELOG SECTION ── */
  .changelog-section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 100px 24px 60px;
  }

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

  .cl-entry-card {
    background: rgba(0,229,255,0.03);
    border: 1px solid rgba(0,229,255,0.1);
    border-radius: 10px;
    padding: 22px 26px;
    transition: border-color 0.2s;
  }

  .cl-entry-card:hover {
    border-color: rgba(0,229,255,0.28);
  }

  /* tercera tarjeta centrada en la segunda fila */
  .cl-entry-center {
    grid-column: 1 / -1;
    max-width: 560px;
    justify-self: center;
    width: 100%;
  }

  .cl-ver-badge {
    display: inline-block;
    font-family: 'Orbitron', monospace;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--bg);
    background: var(--cyan);
    padding: 3px 10px;
    letter-spacing: 2px;
    margin-bottom: 12px;
    clip-path: polygon(6px 0%, 100% 0%, calc(100% - 6px) 100%, 0% 100%);
  }

  .cl-date {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.72rem;
    color: var(--text2);
    letter-spacing: 1px;
    margin-bottom: 6px;
  }

  .cl-title {
    font-family: 'Orbitron', monospace;
    font-size: 0.82rem;
    color: #e0f7fa;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 12px;
  }

  .cl-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 7px;
  }

  .cl-list li {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.8rem;
    color: var(--text2);
    padding-left: 14px;
    position: relative;
    line-height: 1.5;
  }

  .cl-list li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--cyan);
    font-size: 1rem;
    line-height: 1.3;
  }

  .cl-list code {
    background: rgba(0,229,255,0.08);
    border: 1px solid rgba(0,229,255,0.2);
    border-radius: 3px;
    padding: 0 5px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.78rem;
    color: var(--cyan);
  }

  .cl-tag {
    display: inline-block;
    font-size: 0.68rem;
    font-family: 'Share Tech Mono', monospace;
    padding: 1px 7px;
    border-radius: 3px;
    letter-spacing: 0.5px;
    vertical-align: middle;
  }

  .cl-tag.cyan {
    background: rgba(0,229,255,0.1);
    border: 1px solid rgba(0,229,255,0.3);
    color: var(--cyan);
  }

  .cl-tag.green {
    background: rgba(0,255,157,0.1);
    border: 1px solid rgba(0,255,157,0.3);
    color: var(--green);
  }

  @media (max-width: 700px) {
    .changelog-grid { grid-template-columns: 1fr; }
    .cl-entry-center { grid-column: 1; max-width: 100%; }
  }