/* ─── PREMIUM DARK DESIGN TOKENS (ABYSS THEME) ─── */
    :root {
      /* Pushed backgrounds to an extremely deep, near-black midnight */
      --bg-base: #07090f;
      --bg-subtle: #0f1423;
      --bg-surface: #141a2e;
      --bg-element: rgba(255, 255, 255, 0.05);
      
      --text-main: #ffffff;
      --text-muted: #94a3b8;
      --text-inverse: #000000;
      
      /* Balanced: Visible but not overpowering semi-transparent white borders */
      --border-light: rgba(255, 255, 255, 0.4); 
      --border-hover: rgba(255, 255, 255, 0.6);
      
      /* Midas Touch (Gold replacing all vibrant colors) */
      --brand-gold: #fbbf24;
      --brand-gold-light: #fde047;
      --brand-gold-dark: #d97706;
      
      /* UI Primary variables */
      --brand-primary: var(--brand-gold); 
      --brand-primary-hover: var(--brand-gold-light);
      --brand-gradient: linear-gradient(135deg, var(--brand-gold-light), var(--brand-gold-dark));
      
      /* Semantic Colors */
      --success: #10b981;      
      --warning: #fbbf24;      
      --danger: #ef4444;
      
      /* Theme specific UI properties */
      --header-bg: rgba(7, 9, 15, 0.85);
      --header-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
      
      --shadow-sm: 0 2px 4px rgba(0,0,0,0.3);
      --shadow-md: 0 10px 20px rgba(0,0,0,0.5);
      --shadow-lg: 0 25px 50px -12px rgba(0,0,0,0.7);
      --shadow-glow: 0 10px 30px -10px rgba(251, 191, 36, 0.25);
      --shadow-float: 0 20px 40px rgba(0,0,0,0.8);
      
      --font-main: 'Plus Jakarta Sans', sans-serif;
      --transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
      
      --max-w: 1200px;
      
      /* Bento-style large radii */
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --radius-xl: 32px;
      --radius-full: 9999px;
    }

    /* ─── RESET & BASE ─── */
    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font-main);
      background-color: var(--bg-base);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
      display: flex;
      flex-direction: column;
      min-height: 100vh;
      position: relative;
    }

    a { text-decoration: none; color: inherit; transition: var(--transition); }
    button { border: none; background: none; font-family: inherit; cursor: pointer; outline: none; }
    ul { list-style: none; }
    
    .container {
      width: 100%;
      max-width: var(--max-w);
      margin: 0 auto;
      padding: 0 24px;
      position: relative;
      z-index: 10;
    }

    /* ─── AMBIENT LIGHT BLOOMS ─── */
    .ambient-bloom {
      position: absolute;
      border-radius: 50%;
      filter: blur(120px);
      pointer-events: none;
      z-index: 0;
      opacity: 0.35;
    }
    .bloom-gold { background: rgba(251, 191, 36, 0.25); }
    .bloom-dark-purple { background: rgba(88, 28, 135, 0.20); }

    /* ─── TYPOGRAPHY ─── */
    h1, h2, h3, h4 { font-weight: 800; line-height: 1.15; letter-spacing: -0.04em; }
    .heading-lg { font-size: clamp(2.5rem, 5vw, 3.5rem); }
    .heading-md { font-size: clamp(1.5rem, 2.5vw, 2.25rem); }
    
    .text-gradient {
      background: var(--brand-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline-block;
    }

    /* ─── BUTTONS ─── */
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      padding: 14px 28px; border-radius: var(--radius-full);
      font-weight: 800; font-size: 16px;
      transition: var(--transition);
      cursor: pointer;
    }
    
    .btn-primary {
      background: var(--brand-gradient); color: #000 !important;
      box-shadow: var(--shadow-glow); border: 1px solid var(--border-light);
    }
    .btn-primary:hover { 
      transform: translateY(-2px); 
      box-shadow: 0 15px 35px -5px rgba(251, 191, 36, 0.4); 
    }

    .btn-secondary {
      background: var(--bg-surface); color: var(--text-main);
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-sm);
    }
    .btn-secondary:hover { box-shadow: var(--shadow-md); border-color: var(--brand-primary); transform: translateY(-1px); }

    /* ─── HEADER ─── */
    .header {
      position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
      background: var(--header-bg);
      backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--border-light);
      transition: var(--transition);
    }
    .header.scrolled { box-shadow: var(--header-shadow); }

    .nav-container { display: flex; align-items: center; justify-content: space-between; height: 80px; max-width: 1400px; }
    .nav-left { display: flex; align-items: center; gap: 48px; }
    .brand { display: flex; align-items: center; gap: 10px; font-weight: 900; font-size: 24px; color: var(--text-main); letter-spacing: -0.05em; margin-left: -24px; }
    .brand-icon { width: 32px; height: 32px; background: var(--brand-gradient); border-radius: 8px; display: grid; place-items: center; color: #000; border: 1px solid var(--border-light); }
    .nav-links { display: flex; gap: 32px; font-weight: 600; font-size: 15px; color: var(--text-muted); }
    .nav-links a:hover { color: var(--brand-primary); }
    .nav-actions { display: flex; gap: 12px; align-items: center; }

    /* ─── OPT-OUT SECTION LAYOUT ─── */
    .page-wrapper {
      flex: 1;
      padding: 160px 0 100px;
      position: relative;
    }

    .opt-out-header {
      text-align: center;
      max-width: 700px;
      margin: 0 auto 64px;
    }

    .opt-out-subtitle {
      font-size: 1.15rem;
      color: var(--text-muted);
      margin-top: 16px;
      font-weight: 500;
    }

    .opt-out-grid {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 64px;
      align-items: start;
    }

    /* ─── LEFT COLUMN: INFO CARDS ─── */
    .info-column {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

    .info-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .info-card:hover { border-color: var(--brand-primary); transform: translateY(-2px); box-shadow: var(--shadow-md); }

    .info-icon {
      width: 48px; height: 48px;
      border-radius: 12px;
      background: rgba(251, 191, 36, 0.1);
      color: var(--brand-primary);
      display: grid; place-items: center;
      margin-bottom: 20px;
      border: 1px solid rgba(251, 191, 36, 0.2);
    }

    .info-card h3 {
      font-size: 1.25rem;
      margin-bottom: 12px;
      color: var(--text-main);
    }

    .info-card p {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.7;
    }

    /* ─── RIGHT COLUMN: FORM ─── */
    .form-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-xl);
      padding: 48px;
      box-shadow: var(--shadow-md);
      position: relative;
    }

    .form-card::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0; height: 6px;
      background: var(--brand-gradient);
      border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    }

    .form-group {
      margin-bottom: 24px;
    }

    .form-label {
      display: block;
      font-weight: 700;
      font-size: 14px;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .form-label span {
      color: var(--brand-primary);
    }

    .form-input {
      width: 100%;
      padding: 14px 16px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-light);
      background: var(--bg-subtle);
      color: var(--text-main);
      font-family: inherit;
      font-size: 15px;
      transition: var(--transition);
      font-weight: 500;
    }

    .form-input::placeholder { color: var(--text-muted); opacity: 0.5; }

    .form-input:focus {
      outline: none;
      border-color: var(--brand-primary);
      box-shadow: 0 0 0 4px rgba(251, 191, 36, 0.1);
      background: var(--bg-base);
    }

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

    .form-note {
      font-size: 13px;
      color: var(--text-muted);
      margin-top: 24px;
      display: flex;
      align-items: flex-start;
      gap: 12px;
      background: var(--bg-subtle);
      padding: 16px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-light);
    }

    .form-note i {
      color: var(--brand-primary);
      flex-shrink: 0;
      margin-top: 2px;
    }

    .direct-email {
      text-align: center;
      margin-top: 24px;
      font-size: 14px;
      color: var(--text-muted);
      font-weight: 500;
    }

    .direct-email a {
      color: var(--brand-primary);
      font-weight: 700;
    }

    /* ─── DEMO CTA ─── */
    .demo-cta {
      background: var(--bg-subtle);
      border-top: 1px solid var(--border-light);
      padding: 60px 0;
      text-align: center;
      position: relative;
      z-index: 10;
    }

    /* ─── FOOTER ─── */
    .footer { padding: 60px 0; background: var(--bg-base); border-top: 1px solid var(--border-light); position: relative; z-index: 10; }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
    .footer-col h4 { font-weight: 800; margin-bottom: 20px; font-size: 14px; text-transform: uppercase; color: var(--text-main); }
    .footer-col ul { display: flex; flex-direction: column; gap: 12px; }
    .footer-col a { color: var(--text-muted); font-weight: 500; font-size: 15px; }
    .footer-col a:hover { color: var(--brand-primary); }
    .footer-bottom { border-top: 1px solid var(--border-light); padding-top: 32px; display: flex; justify-content: space-between; color: var(--text-muted); font-size: 14px; font-weight: 500; }

    /* ─── ANIMATIONS ─── */
    .fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
    .fade-up.visible { opacity: 1; transform: translateY(0); overflow: hidden;}

    /* ─── RESPONSIVE ─── */
    @media (max-width: 992px) {
      .opt-out-grid { grid-template-columns: 1fr; gap: 48px; }
      .form-card { padding: 32px; }
    }
    @media (max-width: 768px) {
      .nav-links { display: none; }
      .nav-left .brand { margin-left: 0; }
      .form-row { grid-template-columns: 1fr; gap: 0; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 480px) {
      .footer-grid { grid-template-columns: 1fr; }
      .form-card { padding: 24px; }
    }