/* Extracted from landing.html */

/* ── Reset ── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; scrollbar-width: none; }
    html::-webkit-scrollbar { width: 0; }

    body {
      font-family: var(--font-body);
      background: var(--color-bg-base);
      color: var(--color-text-primary);
      line-height: var(--leading-body);
      min-height: 100vh;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }
    a { color: var(--color-text-accent); text-decoration: none; }
    a:hover { text-decoration: underline; }
    .container {
      max-width: var(--content-xl);
      margin: 0 auto;
      padding: 0 var(--space-6);
    }

    /* ══════════════════════════════════════════════════════════════════
       HEADER — Glassmorphism sticky
       ══════════════════════════════════════════════════════════════════ */

    .site-header {
      position: fixed; top: 0; left: 0; right: 0;
      z-index: var(--z-sticky);
      background: var(--glass-bg);
      backdrop-filter: blur(var(--glass-blur));
      -webkit-backdrop-filter: blur(var(--glass-blur));
      border-bottom: 1px solid var(--glass-border);
      transition: background 0.3s ease;
    }
    .site-header .container {
      display: flex; align-items: center; justify-content: space-between; height: 64px;
    }
    .logo {
      font-family: var(--font-heading); font-size: var(--text-h4);
      font-weight: var(--heading-weight-primary);
      color: var(--color-text-accent);
      letter-spacing: var(--tracking-wide); text-transform: uppercase; text-decoration: none;
      position: relative;
    }
    .logo::after {
      content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
      height: 2px; background: var(--gradient-accent); border-radius: 1px; opacity: 0.6; filter: blur(2px);
    }
    .header-nav { display: flex; gap: var(--space-6); align-items: center; }
    .header-nav a {
      font-size: var(--text-body-sm); color: var(--color-text-secondary);
      text-decoration: none; position: relative; padding: var(--space-1) 0; transition: color 0.2s ease;
    }
    .header-nav a:hover { color: var(--color-text-accent); text-decoration: none; }
    .header-nav a::after {
      content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px;
      background: var(--color-primary); transition: width 0.3s ease;
    }
    .header-nav a:hover::after { width: 100%; }
    .header-actions { display: flex; gap: var(--space-3); align-items: center; }
    .theme-toggle {
      width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
      background: transparent; border: 1px dashed var(--glass-border); border-radius: var(--radius-md);
      color: var(--color-text-muted); cursor: pointer; font-size: 1.1rem; transition: var(--transition-fast);
    }
    .theme-toggle:hover {
      border-color: var(--color-border-accent); color: var(--color-text-accent);
      box-shadow: 0 0 12px var(--glow-color-soft);
    }

    /* ── Buttons ── */
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
      padding: var(--space-2) var(--space-5); border-radius: var(--radius-md);
      font-family: var(--font-body); font-size: var(--text-body-sm); font-weight: var(--font-weight-semibold);
      cursor: pointer; border: 2px solid transparent; text-decoration: none;
      transition: all 0.25s var(--ease-out); position: relative; overflow: hidden;
    }
    .btn:hover { text-decoration: none; }
    .btn-primary {
      background: var(--gradient-accent); color: var(--btn-primary-text); border: none;
      box-shadow: 0 4px 0 var(--color-primary-active), 0 6px 12px var(--glow-color-soft);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 0 var(--color-primary-active), 0 10px 24px var(--glow-color);
    }
    .btn-primary:active {
      transform: translateY(2px);
      box-shadow: 0 2px 0 var(--color-primary-active), 0 3px 8px var(--glow-color-soft);
    }
    .btn-primary::after {
      content: ''; position: absolute; top: 0; left: -100%; width: 60%; height: 100%;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
      transition: left 0.5s ease;
    }
    .btn-primary:hover::after { left: 120%; }
    .btn-secondary {
      background: var(--glass-bg); backdrop-filter: blur(8px);
      color: var(--color-text-accent); border: 1px solid var(--color-border-accent);
    }
    .btn-secondary:hover { background: var(--color-primary-muted); box-shadow: 0 0 20px var(--glow-color-soft); }
    .btn-lg { padding: var(--space-3) var(--space-8); font-size: var(--text-body); border-radius: var(--radius-lg); }

    /* ══════════════════════════════════════════════════════════════════
       HERO
       ══════════════════════════════════════════════════════════════════ */

    .hero {
      position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center;
      overflow: hidden; padding-top: 64px;
    }
    #heroCanvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
    .hero::after {
      content: ''; position: absolute; inset: 0;
      background: radial-gradient(ellipse 60% 50% at 50% 40%, var(--glow-color-soft) 0%, transparent 70%);
      pointer-events: none;
    }
    .hero-content { position: relative; z-index: 2; text-align: center; max-width: 900px; padding: var(--space-8) var(--space-6); }
    .hero h1 {
      font-family: var(--font-heading); font-size: clamp(2.5rem, 7vw, 4.5rem);
      font-weight: var(--heading-weight-primary); line-height: 1.05; letter-spacing: var(--tracking-tight);
      background: var(--gradient-text); background-size: 200% auto;
      -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
      animation: nx-shimmer 4s linear infinite; margin-bottom: var(--space-3);
    }
    .hero .subtitle {
      font-size: clamp(1rem, 2.5vw, 1.25rem); color: var(--color-text-secondary);
      margin-bottom: var(--space-2); max-width: 650px; margin-left: auto; margin-right: auto;
    }
    .hero .typewriter-line {
      display: inline-block; font-family: var(--font-mono); font-size: var(--text-body-sm);
      color: var(--color-text-muted); background: var(--glass-bg); backdrop-filter: blur(8px);
      padding: var(--space-1) var(--space-4); border-radius: var(--radius-md);
      border: 1px dashed var(--glass-border); margin-bottom: var(--space-8); min-height: 2em;
    }
    .typewriter-cursor {
      display: inline-block; width: 2px; height: 1em; background: var(--color-primary);
      vertical-align: text-bottom; margin-left: 2px; animation: nx-typewriter-cursor 0.8s ease infinite;
    }
    .hero-buttons { display: flex; gap: var(--space-4); justify-content: center; flex-wrap: wrap; margin-bottom: var(--space-12); }
    .hero-stats { display: flex; justify-content: center; gap: var(--space-6); flex-wrap: wrap; }
    .stat-card {
      background: var(--glass-bg); backdrop-filter: blur(var(--glass-blur));
      border: 1px solid var(--glass-border); border-radius: var(--radius-lg);
      padding: var(--space-5) var(--space-8); text-align: center; min-width: 140px;
      transition: all 0.3s var(--ease-out);
    }
    .stat-card:hover { border-color: var(--color-border-accent); box-shadow: 0 0 24px var(--glow-color-soft); transform: translateY(-4px); }
    .stat-card .number {
      font-family: var(--font-heading); font-size: var(--text-h2); font-weight: var(--heading-weight-primary);
      color: var(--color-text-accent); line-height: 1;
    }
    .stat-card .label {
      font-size: var(--text-caption); color: var(--color-text-muted); margin-top: var(--space-1);
      text-transform: uppercase; letter-spacing: var(--tracking-widest);
    }

    /* ══════════════════════════════════════════════════════════════════
       SECTION CHROME — Terminal style separator
       ══════════════════════════════════════════════════════════════════ */

    .section-chrome {
      display: flex; align-items: center; justify-content: space-between;
      padding: var(--space-3) var(--space-6); border-bottom: 1px solid var(--color-border);
      background: var(--glass-bg); backdrop-filter: blur(8px);
    }
    .chrome-dots { display: flex; gap: 6px; }
    .chrome-dots span { width: 10px; height: 10px; border-radius: var(--radius-full); border: 1.5px solid var(--color-text-muted); opacity: 0.3; }
    .chrome-label {
      font-family: var(--font-mono); font-size: var(--text-caption); color: var(--color-text-muted);
      text-transform: uppercase; letter-spacing: var(--tracking-widest);
    }
    .chrome-star { color: var(--color-text-muted); opacity: 0.3; font-size: 14px; }

    /* ══════════════════════════════════════════════════════════════════
       PRODUCT SECTION — 3 columns with feature lists
       ══════════════════════════════════════════════════════════════════ */

    .product { padding: var(--space-16) 0; }
    .section-title {
      font-family: var(--font-heading); font-size: var(--text-h2); font-weight: var(--heading-weight-primary);
      text-align: center; margin-bottom: var(--space-3); letter-spacing: var(--heading-tracking-h2);
    }
    .section-subtitle {
      text-align: center; font-size: var(--text-body); color: var(--color-text-secondary);
      margin-bottom: var(--space-10); max-width: 600px; margin-left: auto; margin-right: auto;
    }
    .product-grid {
      display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5);
    }
    .product-card {
      background: var(--glass-bg); backdrop-filter: blur(var(--glass-blur));
      border: 1px solid var(--glass-border); border-radius: var(--radius-lg);
      padding: var(--space-6); transition: all 0.35s var(--ease-out); position: relative; overflow: hidden;
    }
    .product-card::before {
      content: ''; position: absolute; top: 0; left: 0; bottom: 0; width: 3px;
      border-radius: 3px 0 0 3px;
    }
    .product-card:hover {
      border-color: var(--color-border-accent);
      box-shadow: 0 8px 32px var(--glow-color-soft);
      transform: translateY(-3px);
    }
    .product-card--orange::before { background: var(--color-primary); }
    .product-card--cyan::before { background: #00D4FF; }
    .product-card--green::before { background: #3FB950; }

    .product-card h3 {
      font-family: var(--font-heading); font-size: var(--text-h6);
      font-weight: var(--heading-weight-secondary); margin-bottom: var(--space-4);
    }
    .product-card--orange h3 { color: var(--color-text-accent); }
    .product-card--cyan h3 { color: #00D4FF; }
    .product-card--green h3 { color: #3FB950; }

    .product-card ul { list-style: none; font-size: var(--text-body-sm); color: var(--color-text-secondary); }
    .product-card ul li {
      padding: var(--space-1) 0; line-height: 1.8;
    }
    .product-card ul li::before { margin-right: var(--space-2); }
    .product-card--orange ul li::before { content: '▸ '; color: var(--color-text-accent); }
    .product-card--cyan ul li::before { content: '▸ '; color: #00D4FF; }
    .product-card--green ul li::before { content: '▸ '; color: #3FB950; }

    /* Hardware banner */
    .hw-banner {
      margin-top: var(--space-6); text-align: center;
    }
    .hw-banner-inner {
      display: inline-flex; align-items: center; gap: var(--space-4);
      background: var(--glass-bg); backdrop-filter: blur(var(--glass-blur));
      border: 1px dashed var(--glass-border); border-radius: var(--radius-lg);
      padding: var(--space-4) var(--space-8); transition: all 0.3s var(--ease-out);
    }
    .hw-banner-inner:hover { border-color: var(--color-border-accent); box-shadow: 0 0 20px var(--glow-color-soft); }
    .hw-banner-inner span:first-child { font-size: 1.5rem; }
    .hw-banner-inner .hw-text { font-size: var(--text-body-sm); color: var(--color-text-secondary); text-align: left; }
    .hw-banner-inner .hw-text strong { color: var(--color-text-accent); }

    /* ══════════════════════════════════════════════════════════════════
       HOW IT WORKS — Timeline
       ══════════════════════════════════════════════════════════════════ */

    .how-it-works { padding: var(--space-16) 0; }
    .steps { display: flex; justify-content: center; gap: 0; max-width: 900px; margin: 0 auto; position: relative; }
    .steps::before {
      content: ''; position: absolute; top: 28px; left: 15%; right: 15%; height: 2px;
      background: linear-gradient(90deg, transparent, var(--color-border-accent), transparent); opacity: 0.3;
    }
    .step { flex: 1; text-align: center; padding: 0 var(--space-4); position: relative; }
    .step-number {
      display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px;
      border-radius: var(--radius-full); background: var(--glass-bg); backdrop-filter: blur(8px);
      border: 2px solid var(--color-border-accent); color: var(--color-text-accent);
      font-family: var(--font-heading); font-size: var(--text-h3); font-weight: var(--heading-weight-primary);
      margin-bottom: var(--space-4); position: relative; z-index: 1; transition: all 0.3s ease;
    }
    .step:hover .step-number {
      box-shadow: 0 0 24px var(--glow-color), 0 0 48px var(--glow-color-soft);
      background: var(--color-primary); color: var(--color-text-inverse);
    }
    .step h3 { font-family: var(--font-heading); font-size: var(--text-h5); font-weight: var(--heading-weight-secondary); margin-bottom: var(--space-2); }
    .step p { font-size: var(--text-body-sm); color: var(--color-text-secondary); }

    /* ══════════════════════════════════════════════════════════════════
       DIFFERENTIATOR — Competitive highlight
       ══════════════════════════════════════════════════════════════════ */

    .differentiator { padding: var(--space-16) 0; }
    .diff-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--space-4); }
    .diff-card {
      background: var(--glass-bg); backdrop-filter: blur(var(--glass-blur));
      border: 1px solid var(--glass-border); border-radius: var(--radius-lg);
      padding: var(--space-6); text-align: center; transition: all 0.3s var(--ease-out);
    }
    .diff-card:hover { border-color: var(--color-border-accent); box-shadow: 0 4px 20px var(--glow-color-soft); transform: translateY(-3px); }
    .diff-icon {
      width: 48px; height: 48px; margin: 0 auto var(--space-3);
      display: flex; align-items: center; justify-content: center;
      background: var(--color-primary-muted); border: 1px dashed var(--color-border-accent);
      border-radius: var(--radius-md); font-size: 1.3rem;
    }
    .diff-card h4 { font-family: var(--font-heading); font-size: var(--text-body); font-weight: var(--heading-weight-secondary); margin-bottom: var(--space-1); }
    .diff-card p { font-size: var(--text-caption); color: var(--color-text-muted); }

    /* ══════════════════════════════════════════════════════════════════
       BRANDS MARQUEE
       ══════════════════════════════════════════════════════════════════ */

    .brands-section {
      padding: var(--space-12) 0; overflow: hidden;
      border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border);
    }
    .brands-header { display: flex; align-items: center; }
    .brands-label {
      flex-shrink: 0; width: 200px; padding: var(--space-6);
      font-family: var(--font-heading); font-size: var(--text-body-sm); font-weight: var(--heading-weight-secondary);
      color: var(--color-text-muted); text-transform: uppercase; letter-spacing: var(--tracking-widest);
      border-right: 1px solid var(--color-border); text-align: center;
    }
    .marquee-track { flex: 1; overflow: hidden; position: relative; padding: var(--space-4) 0; }
    .marquee-track::before, .marquee-track::after {
      content: ''; position: absolute; top: 0; bottom: 0; width: 60px; z-index: 2; pointer-events: none;
    }
    .marquee-track::before { left: 0; background: linear-gradient(90deg, var(--color-bg-base), transparent); }
    .marquee-track::after { right: 0; background: linear-gradient(270deg, var(--color-bg-base), transparent); }
    .marquee-inner { display: flex; gap: var(--space-3); width: max-content; animation: nx-marquee 40s linear infinite; }
    .marquee-inner:hover { animation-play-state: paused; }
    .brand-tag {
      display: inline-flex; align-items: center; padding: var(--space-2) var(--space-4);
      background: var(--glass-bg); backdrop-filter: blur(8px);
      border: 1px solid var(--glass-border); border-radius: var(--radius-md);
      font-size: var(--text-body-sm); font-weight: var(--font-weight-semibold);
      color: var(--color-text-secondary); letter-spacing: var(--tracking-wide);
      white-space: nowrap; transition: all 0.25s ease; cursor: pointer;
    }
    .brand-tag:hover {
      border-color: var(--color-border-accent); color: var(--color-text-accent);
      box-shadow: 0 0 16px var(--glow-color-soft); text-decoration: none;
    }

    /* ══════════════════════════════════════════════════════════════════
       PRICING PREVIEW
       ══════════════════════════════════════════════════════════════════ */

    .pricing { padding: var(--space-16) 0; }
    .pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-5); max-width: 900px; margin: 0 auto; }
    .pricing-card {
      background: var(--glass-bg); backdrop-filter: blur(var(--glass-blur));
      border: 1px solid var(--glass-border); border-radius: var(--radius-lg);
      padding: var(--space-6); text-align: center; transition: all 0.3s var(--ease-out);
    }
    .pricing-card:hover { border-color: var(--color-border-accent); box-shadow: 0 8px 32px var(--glow-color-soft); transform: translateY(-3px); }
    .pricing-card.featured { border-color: var(--color-border-accent); }
    .pricing-card h4 {
      font-family: var(--font-heading); font-size: var(--text-h6); font-weight: var(--heading-weight-secondary);
      margin-bottom: var(--space-2); color: var(--color-text-primary);
    }
    .pricing-price {
      font-family: var(--font-heading); font-size: var(--text-h3); font-weight: var(--heading-weight-primary);
      color: var(--color-text-accent); margin-bottom: var(--space-1);
    }
    .pricing-period { font-size: var(--text-caption); color: var(--color-text-muted); margin-bottom: var(--space-4); }
    .pricing-card ul { list-style: none; text-align: left; font-size: var(--text-body-sm); color: var(--color-text-secondary); }
    .pricing-card ul li { padding: 3px 0; }
    .pricing-card ul li::before { content: '✓ '; color: var(--color-text-accent); }

    /* ══════════════════════════════════════════════════════════════════
       CONTACT
       ══════════════════════════════════════════════════════════════════ */

    .contact { padding: var(--space-16) 0; }
    .contact-grid {
      display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: var(--space-6); max-width: 900px; margin: 0 auto;
    }
    .contact-card {
      background: var(--glass-bg); backdrop-filter: blur(var(--glass-blur));
      border: 1px solid var(--glass-border); border-radius: var(--radius-lg);
      padding: var(--space-8); text-align: center; transition: all 0.3s var(--ease-out);
    }
    .contact-card:hover { border-color: var(--color-border-accent); box-shadow: 0 8px 32px var(--glow-color-soft); transform: translateY(-4px); }
    .contact-icon {
      width: 48px; height: 48px; display: inline-flex; align-items: center; justify-content: center;
      background: var(--color-primary-muted); border: 1px dashed var(--color-border-accent);
      border-radius: var(--radius-md); font-size: 1.3rem; margin-bottom: var(--space-4);
    }
    .contact-card h4 { font-family: var(--font-heading); font-size: var(--text-h6); font-weight: var(--heading-weight-secondary); margin-bottom: var(--space-2); }
    .contact-card p, .contact-card a { font-size: var(--text-body-sm); color: var(--color-text-secondary); }
    .btn-whatsapp {
      display: inline-flex; align-items: center; gap: var(--space-2);
      padding: var(--space-2) var(--space-5); background: #25D366; color: #fff;
      border: none; border-radius: var(--radius-md); font-family: var(--font-body);
      font-size: var(--text-body-sm); font-weight: var(--font-weight-semibold); cursor: pointer;
      text-decoration: none; transition: all 0.25s ease;
      box-shadow: 0 4px 0 #1aa84c, 0 6px 12px rgba(37,211,102,0.2);
    }
    .btn-whatsapp:hover { transform: translateY(-2px); box-shadow: 0 6px 0 #1aa84c, 0 10px 24px rgba(37,211,102,0.3); text-decoration: none; }

    /* ══════════════════════════════════════════════════════════════════
       FOOTER
       ══════════════════════════════════════════════════════════════════ */

    .site-footer { border-top: 1px solid var(--color-border); padding: var(--space-10) 0 var(--space-6); position: relative; overflow: hidden; }
    .footer-inner { display: flex; justify-content: space-between; align-items: flex-end; }
    .footer-info { position: relative; z-index: 1; }
    .footer-info .logo { font-size: var(--text-h5); display: block; margin-bottom: var(--space-2); }
    .footer-info p { font-size: var(--text-caption); color: var(--color-text-muted); }
    .footer-watermark {
      font-family: var(--font-heading); font-size: clamp(4rem, 12vw, 10rem);
      font-weight: var(--heading-weight-primary); color: var(--color-text-muted);
      opacity: 0.06; line-height: 1; text-transform: uppercase; letter-spacing: var(--tracking-tight);
      user-select: none; white-space: nowrap;
    }

    /* ── Responsive ── */
    @media (max-width: 768px) {
      .header-nav { display: none; }
      .hero h1 { font-size: clamp(2rem, 8vw, 3.5rem); }
      .hero-content { padding: var(--space-6) var(--space-4); }
      .hero-buttons { flex-direction: column; align-items: center; }
      .hero-stats { flex-direction: column; align-items: center; gap: var(--space-4); }
      .stat-card { width: 100%; max-width: 280px; }
      .product-grid { grid-template-columns: 1fr; }
      .steps { flex-direction: column; gap: var(--space-8); }
      .steps::before { display: none; }
      .diff-grid { grid-template-columns: repeat(2, 1fr); }
      .brands-header { flex-direction: column; }
      .brands-label { width: 100%; border-right: none; border-bottom: 1px solid var(--color-border); padding: var(--space-3); }
      .pricing-grid { grid-template-columns: 1fr; }
      .footer-inner { flex-direction: column; align-items: center; text-align: center; gap: var(--space-4); }
      .footer-watermark { font-size: 4rem; }
    }
