:root{
      --bg: #0f1724;
      --text: #0b1320;
      --muted: #6b7280;
      --accent-from: #2563EB; /* electric blue */
      --accent-to: #9333EA;   /* purple */
      --accent-mid: #6d28d9;
      --card-bg: #ffffff;
      --glass: rgba(255,255,255,0.06);
      --radius-lg: 14px;
      --radius-md: 10px;
      --max-width: 1200px;
      --transition-fast: 320ms;
      --transition-medium: 520ms;
      --shadow-soft: 0 8px 30px rgba(18, 24, 40, 0.12);
    }

    /* Reset */
    *{box-sizing:border-box;margin:0;padding:0}
    html,body{height:100%}
    body{
      font-family: 'Lexend', ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
      color:var(--text);
      background: #f7f8fb;
      -webkit-font-smoothing:antialiased;
      -moz-osx-font-smoothing:grayscale;
      line-height:1.5;
    }

    .container {
      max-width: var(--max-width);
      margin: 0 auto;
      padding-left: 1.25rem;
      padding-right: 1.25rem;
    }

    /* HERO */
    .hero {
      background: linear-gradient(135deg, var(--accent-from), var(--accent-to));
      color: white;
      border-radius: 0 0 24px 24px;
      overflow: hidden;
      padding: 3.5rem 0;
    }

    .hero-inner {
      display:flex;
      gap: 2rem;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
    }

    .hero-content {
      flex: 1 1 480px;
      max-width: 640px;
      color: white;
    }

    .kicker {
      display:inline-block;
      background: rgba(255,255,255,0.12);
      padding: 0.35rem 0.75rem;
      border-radius: 999px;
      font-weight:600;
      font-size:0.85rem;
      margin-bottom: 1rem;
      backdrop-filter: blur(4px);
    }

    .hero-title {
      font-size: clamp(1.6rem, 2.6vw, 2.6rem);
      line-height:1.05;
      font-weight:800;
      margin-bottom: 0.8rem;
      letter-spacing: -0.02em;
      text-shadow: 0 6px 18px rgba(21, 101, 255, 0.08);
    }

    .hero-sub {
      font-size: 1.05rem;
      color: rgba(255,255,255,0.92);
      margin-bottom: 1.4rem;
      max-width: 48rem;
    }

    .cta-pretext {
      font-size: 0.9rem;
      color: rgba(255,255,255,0.88);
      margin-bottom: 0.75rem;
      font-weight: 600;
      max-width: 48rem;
    }

    .hero-actions {
      display: flex;
      gap: 0.8rem;
    }

    .hero-cta {
      display:inline-flex;
      align-items:center;
      gap: .6rem;
      background: linear-gradient(90deg, rgba(255,255,255,0.98), rgba(255,255,255,0.92));
      color: var(--accent-to);
      border: none;
      padding: 0.85rem 1.15rem;
      font-weight:700;
      border-radius: 10px;
      cursor:pointer;
      box-shadow: 0 8px 30px rgba(0,0,0,0.12);
      transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    }

    .hero-cta.primary {
      background: linear-gradient(135deg, var(--accent-from), var(--accent-to));
      color: white;
      box-shadow: 0 8px 30px rgba(37, 99, 235, 0.18);
    }
    .hero-cta.primary:hover { box-shadow: 0 18px 46px rgba(37, 99, 235, 0.22); }

    .hero-cta:hover{ transform: translateY(-4px); box-shadow: 0 18px 46px rgba(21,101,255,0.14); }

    .hero-cta.secondary {
      background: transparent;
      border: 1px solid rgba(255,255,255,0.14);
      color: rgba(255,255,255,0.94);
      font-weight:600;
    }

    .hero-cta.cta-large {
      padding: 1rem 2.25rem;
      font-size: 1.1rem;
      letter-spacing: 0.02em;
      border-radius: 12px;
    }

    .hero-image {
      flex: 0 0 440px;
      display:flex;
      justify-content:center;
      align-items:center;
    }

    .hero-image img{
      width:100%;
      max-width:420px;
      border-radius: 14px;
      box-shadow: var(--shadow-soft);
      transform: translateY(0);
      display:block;
      border: 3px solid rgba(255,255,255,0.06);
    }

    /* COUNTDOWN SECTION */
    .countdown-section {
      text-align: center;
      padding: 2.5rem 1.25rem 0;
    }

    .countdown-section p {
      font-size: clamp(1.1rem, 2vw, 1.4rem);
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--accent-mid);
      background: var(--card-bg);
      padding: 1.5rem 2rem;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-soft);
      display: inline-block;
    }
    .countdown-section span {
      color: var(--accent-from);
    }

    /* MAIN SECTIONS */
    main { margin-top: 2.25rem; }

    .section {
      padding: 3rem 0;
    }

    .section-title {
      text-align: center;
      font-size: 1.6rem;
      color: var(--text);
      margin-bottom: 1.25rem;
      font-weight:700;
    }

    /* FEATURES - horizontal cards */
    .features {
      display:flex;
      gap: 1rem;
      flex-wrap:wrap;
      justify-content:center;
      align-items:stretch;
    }

    .feature-card {
      background: linear-gradient(180deg, rgba(255,255,255,1), rgba(255,255,255,0.98));
      min-width: 260px;
      max-width: 330px;
      flex: 1 1 260px;
      padding: 1.25rem;
      border-radius: 12px;
      box-shadow: 0 8px 28px rgba(16,24,40,0.06);
      display:flex;
      flex-direction:column;
      gap: 0.6rem;
      transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    }

    .feature-card:hover { transform: translateY(-6px); box-shadow: 0 18px 50px rgba(16,24,40,0.10); }

    .feature-icon {
      width:44px;
      height:44px;
      border-radius:10px;
      display:inline-grid;
      place-items:center;
      background: linear-gradient(135deg, rgba(255,255,255,0.96), rgba(255,255,255,0.92));
      box-shadow: 0 8px 22px rgba(37,99,235,0.06);
      color: var(--accent-mid);
      font-weight:700;
    }

    .feature-card h3 { font-size: 1.05rem; color: var(--accent-mid); margin-bottom: 0.2rem; }
    .feature-card .feature-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.375rem; }
    .feature-card p { color: var(--muted); font-size: 0.95rem; }
    .feature-icon svg {
      width: 28px;
      height: 28px;
      stroke-width: 1.5;
    }


    /* HOW IT WORKS - three step horizontal */
    .how {
      display:flex;
      gap:1rem;
      flex-wrap:wrap;
      justify-content:center;
      align-items:stretch;
      margin-top:1rem;
    }

    .how-step {
      flex: 1 1 240px;
      min-width: 220px;
      max-width: 360px;
      padding: 0.9rem;
      border-radius: 12px;
      background: linear-gradient(180deg, rgba(255,255,255,0.99), rgba(255,255,255,0.97));
      box-shadow: 0 10px 30px rgba(16,24,40,0.06);
      display:flex;
      gap:0.9rem;
      align-items:flex-start;
      transition: transform var(--transition-fast);
    }

    .how-step:hover { transform: translateY(-6px); box-shadow: 0 22px 48px rgba(16,24,40,0.10); }

    .how-icon {
      flex: 0 0 56px;
      width:56px;
      height:56px;
      border-radius:12px;
      background: linear-gradient(135deg, rgba(255,255,255,0.96), rgba(255,255,255,0.92));
      display:grid;
      place-items:center;
      box-shadow: 0 8px 22px rgba(37,99,235,0.06);
    }

    .how-step h4 { margin:0; font-size:1.02rem; color: var(--accent-mid); }
    .how-step p { margin:0; color:var(--muted); font-size:0.95rem; }

    /* BENEFITS - three column grid with gradient borders */
    .benefits-grid {
      display:grid;
      gap:1rem;
      grid-template-columns: repeat(1, 1fr);
      align-items:stretch;
    }

    @media(min-width:820px){ .benefits-grid { grid-template-columns: repeat(3, 1fr); } }

    .benefit {
      padding: 2px; /* for gradient border */
      border-radius: 14px;
      background: linear-gradient(135deg, var(--accent-from), var(--accent-to));
      box-shadow: 0 8px 30px rgba(37,99,235,0.06);
      transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    }

    .benefit .card {
      background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(255,255,255,0.99));
      padding: 1.15rem;
      border-radius: 12px;
      height:100%;
      display:flex;
      flex-direction:column;
      gap:0.6rem;
    }

    .benefit:hover { transform: translateY(-6px); box-shadow: 0 26px 60px rgba(99,102,241,0.08); }
    .benefit h3 { color: var(--accent-mid); margin-bottom: 0.2rem; font-size:1.02rem; }
    .benefit p { color: var(--muted); font-size:0.95rem; }

    /* FINAL CTA SECTION */
    .final-cta-wrapper {
      text-align: center;
      padding: 2rem 0 1rem;
    }

    /* MODAL STYLES */
    .modal-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(15, 23, 36, 0.6);
      backdrop-filter: blur(8px);
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 1000;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.3s ease, visibility 0s 0.3s linear;
    }

    .modal-overlay.is-visible {
      opacity: 1;
      visibility: visible;
      transition-delay: 0s;
    }

    .modal-content {
      background: var(--card-bg);
      padding: 2rem 2.5rem;
      border-radius: var(--radius-lg);
      box-shadow: 0 20px 60px rgba(0,0,0,0.2);
      position: relative;
      max-width: 480px;
      width: 90%;
      text-align: center;
      transform: translateY(20px) scale(0.95);
      opacity: 0;
      transition: transform 0.3s cubic-bezier(.2,.9,.3,1), opacity 0.3s ease;
    }

    .modal-overlay.is-visible .modal-content {
      transform: translateY(0) scale(1);
      opacity: 1;
    }

    .modal-close {
      position: absolute;
      top: 0.75rem;
      right: 0.75rem;
      background: transparent;
      border: none;
      font-size: 1.75rem;
      line-height: 1;
      color: var(--muted);
      cursor: pointer;
      padding: 0.25rem;
      transition: color 0.2s;
    }
    .modal-close:hover { color: var(--text); }

    .modal-content h2 { margin-bottom: 0.5rem; }
    .modal-content p.muted {
      margin-bottom: 1.5rem;
    }

    #waitlist-form { display: flex; flex-direction: column; gap: 1rem; }

    #email-input { width: 100%; padding: 0.8rem 1rem; border: 1px solid #ddd; border-radius: var(--radius-md); font-size: 1rem; }
    #email-input:focus { outline: none; border-color: var(--accent-from); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2); }

    .modal-submit { background: linear-gradient(135deg, var(--accent-from), var(--accent-to)); color: white; border: none; padding: 0.9rem 1.2rem; font-weight: 700; border-radius: var(--radius-md); cursor: pointer; font-size: 1rem; transition: transform 0.2s, box-shadow 0.2s; }
    .modal-submit:hover { transform: translateY(-2px); box-shadow: 0 10px 20px rgba(37, 99, 235, 0.15); }

    .sr-only {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border-width: 0;
    }

    /* FOOTER */
    footer {
      margin-top: 2.5rem;
      padding: 2.25rem 0;
      color: white;
      background: linear-gradient(90deg, #0b1226 0%, #20103a 60%, #2b0b4a 100%);
    }

    footer .footer-inner { display:flex; gap:1rem; align-items:center; justify-content:space-between; flex-wrap:wrap; max-width:var(--max-width); margin:0 auto; padding:0 1.25rem; }
    footer .brand { font-weight:700; letter-spacing:0.02em; }
    footer a { color: rgba(255,255,255,0.9); text-decoration:none; margin-left:0.8rem; font-size:0.95rem; }
    footer nav { margin-left: auto; }
    footer a:hover { text-decoration:underline; }

    /* RESPONSIVE ADJUSTMENTS */
    @media(max-width:900px){
      .hero-inner { gap: 1.25rem; }
      .hero-image { order: 2; width:100%; display:block; text-align:center; }
      .hero-content { order:1; width:100%; text-align:left; }
      .hero-image img{ max-width: 86%; }
      .how { gap: 0.75rem; }
      .how-step { min-width: 100%; }
    }

    /* REVEAL ANIMATIONS (initial state) */
    .reveal {
      opacity: 0;
      transform: translateY(18px) scale(0.995);
      will-change: transform, opacity;
      transition: opacity var(--transition-medium) ease, transform var(--transition-medium) cubic-bezier(.2,.9,.3,1);
    }

    /* specific reveal directions */
    .reveal-left { transform: translateX(-24px) scale(.996) ; }
    .reveal-right { transform: translateX(24px) scale(.996) ; }

    .is-visible { opacity: 1; transform: translateX(0) translateY(0) scale(1); }

    /* small helpers */
    .spacer { height:1rem }
    .muted { color:var(--muted); font-size:0.95rem }
    .center { text-align:center }