:root {
      --green: #25D366;
      --green-dark: #128C7E;
      --green-light: #dcfce7;
      --ink: #0a0f0d;
      --ink-2: #1a2420;
      --surface: #f8faf9;
      --surface-2: #f0f4f2;
      --muted: #6b7c77;
      --border: #e2ebe7;
      --radius: 12px;
      --radius-lg: 20px;
    }
    *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body { font-family: 'Outfit', sans-serif; background: #fff; color: var(--ink); line-height: 1.6; -webkit-font-smoothing: antialiased; }

    /* NAV */
    nav { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.92); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); height: 64px; display: flex; align-items: center; }
    .nav-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
    .logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--ink); text-decoration: none; white-space: nowrap; flex-shrink: 0; }
    .logo-icon { width: 36px; height: 36px; background: var(--green); border-radius: 10px; display: flex; align-items: center; justify-content: center; }
    .nav-links { display: flex; align-items: center; gap: 20px; list-style: none; flex-wrap: nowrap; flex-shrink: 1; }
    .nav-links a { text-decoration: none; color: var(--muted); font-size: 14px; font-weight: 500; transition: color 0.2s; white-space: nowrap; }
    .nav-links a:hover { color: var(--ink); }
    .nav-cta { display: flex; gap: 10px; flex-shrink: 0; align-items: center; white-space: nowrap; }
    .btn { display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; border-radius: 8px; font-family: 'Outfit', sans-serif; font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.2s; text-decoration: none; border: none; white-space: nowrap; }
    .btn:active { transform: scale(0.98); }
    .btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--border); }
    .btn-ghost:hover { background: var(--surface); }
    .btn-primary { background: var(--green); color: white; }
    .btn-primary:hover { background: var(--green-dark); }
    .btn-lg { padding: 14px 28px; font-size: 16px; border-radius: 10px; }
    .btn-xl { padding: 16px 32px; font-size: 17px; border-radius: 12px; }

    /* HERO */
    .hero { background: var(--ink); color: white; min-height: calc(100dvh - 64px); display: flex; align-items: center; padding: 80px 24px; position: relative; overflow: hidden; }
    .hero::before { content: ''; position: absolute; top: -200px; right: -200px; width: 600px; height: 600px; background: radial-gradient(circle, rgba(37,211,102,0.15) 0%, transparent 70%); pointer-events: none; }
    .hero::after { content: ''; position: absolute; bottom: -100px; left: -100px; width: 400px; height: 400px; background: radial-gradient(circle, rgba(37,211,102,0.08) 0%, transparent 70%); pointer-events: none; }
    .hero-inner { max-width: 1200px; margin: 0 auto; width: 100%; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; position: relative; z-index: 1; }
    .hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(37,211,102,0.12); border: 1px solid rgba(37,211,102,0.25); border-radius: 100px; padding: 6px 14px; font-size: 13px; color: var(--green); font-weight: 600; margin-bottom: 24px; }
    .badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); animation: pulse 2s infinite; }
    @keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
    .hero h1 { font-size: clamp(38px, 5vw, 60px); font-weight: 800; line-height: 1.1; letter-spacing: -0.03em; margin-bottom: 20px; }
    .hero h1 span { color: var(--green); }
    .hero-sub { font-size: 18px; color: rgba(255,255,255,0.65); max-width: 480px; line-height: 1.6; margin-bottom: 36px; font-weight: 400; }
    .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
    .hero-trust { margin-top: 40px; display: flex; align-items: center; gap: 16px; font-size: 13px; color: rgba(255,255,255,0.45); flex-wrap: wrap; }
    .hero-trust-divider { width: 1px; height: 16px; background: rgba(255,255,255,0.15); }

    /* HERO VISUAL - Animated elements */
    .hero-visual { display: flex; justify-content: center; align-items: center; position: relative; height: 500px; }
    .visual-blob {
      position: absolute;
      border-radius: 50%;
      filter: blur(60px);
      opacity: 0.6;
      animation: float 6s ease-in-out infinite;
    }
    .visual-blob-1 { width: 200px; height: 200px; background: rgba(37,211,102,0.3); top: 50px; right: 100px; animation-delay: 0s; }
    .visual-blob-2 { width: 150px; height: 150px; background: rgba(37,211,102,0.2); bottom: 100px; right: 50px; animation-delay: 1s; animation-direction: reverse; }
    .visual-blob-3 { width: 180px; height: 180px; background: rgba(37,211,102,0.25); top: 100px; left: 50px; animation-delay: 2s; }
    @keyframes float { 0%, 100% { transform: translateY(0px); } 50% { transform: translateY(30px); } }

    .feature-cards { position: relative; z-index: 2; display: flex; flex-direction: column; gap: 16px; }
    .feature-card {
      background: rgba(255,255,255,0.08);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(37,211,102,0.2);
      border-radius: 16px;
      padding: 20px;
      display: flex;
      align-items: center;
      gap: 16px;
      animation: slideIn 0.6s ease-out backwards;
    }
    .feature-card:nth-child(1) { animation-delay: 0.1s; }
    .feature-card:nth-child(2) { animation-delay: 0.2s; }
    .feature-card:nth-child(3) { animation-delay: 0.3s; }
    @keyframes slideIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
    .feature-card-icon { width: 48px; height: 48px; background: rgba(37,211,102,0.15); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 24px; flex-shrink: 0; }
    .feature-card-text { flex: 1; }
    .feature-card-text h4 { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
    .feature-card-text p { font-size: 13px; color: rgba(255,255,255,0.65); line-height: 1.4; }

    /* LOGOS */
    .logos-section { padding: 40px 24px; background: var(--surface); border-bottom: 1px solid var(--border); }
    .logos-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: center; gap: 48px; flex-wrap: wrap; }
    .logos-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); font-weight: 600; }
    .logo-pill { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--muted); }

    /* SECTIONS */
    section { padding: 96px 24px; }
    .section-inner { max-width: 1200px; margin: 0 auto; }
    .section-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--green-dark); font-weight: 700; margin-bottom: 12px; }
    .section-h { font-size: clamp(28px, 4vw, 44px); font-weight: 800; line-height: 1.15; letter-spacing: -0.025em; margin-bottom: 16px; }
    .section-sub { font-size: 18px; color: var(--muted); max-width: 520px; line-height: 1.6; }

    /* HOW IT WORKS */
    .how-section { background: var(--ink); color: white; }
    .how-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin-top: 56px; background: rgba(255,255,255,0.06); border-radius: var(--radius-lg); overflow: hidden; }
    .how-card { background: var(--ink-2); padding: 40px 32px; }
    .how-num { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--green); font-weight: 500; margin-bottom: 20px; display: block; }
    .how-icon { width: 52px; height: 52px; background: rgba(37,211,102,0.1); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 20px; }
    .how-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
    .how-card p { font-size: 15px; color: rgba(255,255,255,0.55); line-height: 1.6; }

    /* BENTO */
    .features-section { background: var(--surface); }
    .bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; margin-top: 56px; }
    .bento-card { background: white; border-radius: var(--radius-lg); padding: 32px; border: 1px solid var(--border); transition: box-shadow 0.2s, transform 0.2s; }
    .bento-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.08); transform: translateY(-2px); }
    .bento-wide { grid-column: span 7; }
    .bento-narrow { grid-column: span 5; }
    .bento-third { grid-column: span 4; }
    .bento-half { grid-column: span 6; }
    .bento-icon { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 16px; }
    .bento-icon-green { background: rgba(37,211,102,0.12); }
    .bento-icon-blue { background: rgba(59,130,246,0.1); }
    .bento-icon-purple { background: rgba(139,92,246,0.1); }
    .bento-icon-orange { background: rgba(249,115,22,0.1); }
    .bento-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
    .bento-card p { font-size: 14px; color: var(--muted); line-height: 1.6; }
    .bento-dark { background: var(--ink); border-color: transparent; color: white; }
    .bento-dark p { color: rgba(255,255,255,0.55); }
    .bento-green { background: var(--green); border-color: transparent; }
    .bento-green h3, .bento-green p { color: white; }
    .bento-green p { opacity: 0.85; }
    .tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
    .tag { background: var(--surface); border: 1px solid var(--border); border-radius: 100px; padding: 4px 12px; font-size: 12px; font-weight: 600; color: var(--muted); }
    .msg-types { display: flex; flex-direction: column; gap: 8px; margin-top: 20px; }
    .msg-type-row { display: flex; align-items: center; justify-content: space-between; background: var(--surface); border-radius: 8px; padding: 10px 14px; font-size: 13px; }
    .msg-type-badge { background: rgba(37,211,102,0.15); color: var(--green-dark); border-radius: 100px; padding: 2px 10px; font-size: 11px; font-weight: 700; }

    /* PRICING */
    .pricing-section { background: white; }
    .pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; max-width: 1200px; }
    .pricing-card { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; position: relative; }
    .pricing-card.featured { border-color: var(--green); border-width: 2px; }
    .featured-badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--green); color: white; font-size: 11px; font-weight: 700; padding: 4px 14px; border-radius: 100px; white-space: nowrap; }
    .price { font-size: 32px; font-weight: 900; letter-spacing: -0.03em; line-height: 1; }
    .price-period { font-size: 15px; color: var(--muted); font-weight: 400; }
    .price-desc { font-size: 14px; color: var(--muted); margin-top: 6px; margin-bottom: 24px; }
    .feature-list { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
    .feature-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; }
    .check { color: var(--green); font-size: 16px; flex-shrink: 0; }

    /* PARTNERS */
    .partners-section { background: var(--surface); }
    .partners-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; margin-top: 56px; }
    .partner-benefits { display: flex; flex-direction: column; gap: 20px; }
    .partner-benefit { display: flex; gap: 16px; align-items: flex-start; }
    .benefit-icon { width: 44px; height: 44px; background: var(--green-light); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }
    .benefit-text h4 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
    .benefit-text p { font-size: 14px; color: var(--muted); line-height: 1.5; }

    /* PARTNER FORM */
    .partner-form-wrap { background: white; border-radius: var(--radius-lg); padding: 36px; border: 1px solid var(--border); }
    .form-title { font-size: 20px; font-weight: 700; margin-bottom: 4px; }
    .form-sub { font-size: 14px; color: var(--muted); margin-bottom: 24px; }
    .form-group { margin-bottom: 16px; }
    .form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
    .form-group input { width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: 8px; font-family: 'Outfit', sans-serif; font-size: 14px; color: var(--ink); background: var(--surface); outline: none; }
    .form-submit { width: 100%; padding: 14px; background: var(--green); color: white; font-family: 'Outfit', sans-serif; font-size: 15px; font-weight: 700; border: none; border-radius: 10px; cursor: pointer; }

    /* FAQ */
    .faq-section { background: white; }
    .faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 56px; }
    .faq-item { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
    .faq-q { width: 100%; background: none; border: none; padding: 18px 20px; text-align: left; font-family: 'Outfit', sans-serif; font-size: 14px; font-weight: 600; color: var(--ink); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
    .faq-arrow { font-size: 18px; color: var(--muted); transition: transform 0.2s; }
    .faq-item.open .faq-arrow { transform: rotate(45deg); }
    .faq-a { padding: 0 20px; max-height: 0; overflow: hidden; transition: max-height 0.3s; font-size: 14px; color: var(--muted); line-height: 1.7; }
    .faq-item.open .faq-a { max-height: 200px; padding: 0 20px 18px; }

    /* CTA */
    .cta-section { background: var(--ink); color: white; text-align: center; }
    .cta-section .section-h { color: white; }
    .cta-section .section-h span { color: var(--green); }
    .cta-sub { font-size: 18px; color: rgba(255,255,255,0.55); max-width: 480px; margin: 0 auto 36px; }
    .cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

    /* FOOTER */
    footer { background: var(--ink-2); color: rgba(255,255,255,0.5); padding: 48px 24px; }
    .footer-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
    .footer-brand .logo { color: white; margin-bottom: 12px; }
    .footer-brand p { font-size: 14px; max-width: 260px; line-height: 1.6; }
    .footer-col h4 { font-size: 13px; font-weight: 700; color: white; margin-bottom: 16px; }
    .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
    .footer-col ul li a { font-size: 14px; color: rgba(255,255,255,0.5); text-decoration: none; transition: color 0.2s; }
    .footer-col ul li a:hover { color: white; }
    .footer-bottom { max-width: 1200px; margin: 32px auto 0; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.08); display: flex; justify-content: space-between; font-size: 13px; }

    /* REVEAL ANIMATION */
    .reveal { opacity: 1; transform: none; }
    .reveal.visible { opacity: 1; transform: none; }

    /* CHECKOUT MODAL */
    .modal-overlay { position: fixed; inset: 0; background: rgba(10,15,13,0.75); backdrop-filter: blur(10px); display: flex; align-items: center; justify-content: center; z-index: 1000; padding: 20px; animation: fadeIn .2s ease; }
    .modal-overlay.hidden { display: none; }
    @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
    .modal-card { position: relative; background: #fff; border-radius: 24px; padding: 36px; width: 100%; max-width: 500px; box-shadow: 0 32px 64px rgba(0,0,0,0.22); animation: slideUp .25s ease; }
    @keyframes slideUp { from { transform: translateY(16px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
    .modal-card h2 { font-size: 24px; font-weight: 900; letter-spacing: -.03em; margin-bottom: 4px; }
    .modal-card .modal-sub { font-size: 14px; color: var(--muted); margin-bottom: 24px; line-height: 1.5; }
    .modal-price { display: inline-flex; align-items: baseline; gap: 4px; background: var(--green-light); color: var(--green-dark); border-radius: 8px; padding: 6px 12px; font-size: 15px; font-weight: 800; margin-bottom: 20px; }
    .modal-field { margin-bottom: 14px; }
    .modal-field label { display: block; font-size: 13px; font-weight: 700; color: var(--ink-2); margin-bottom: 5px; }
    .modal-field input { width: 100%; padding: 12px 14px; border: 1.5px solid var(--border); border-radius: 10px; font-family: 'Outfit', sans-serif; font-size: 14px; color: var(--ink); background: #fff; outline: none; transition: border-color .2s, box-shadow .2s; }
    .modal-field input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(37,211,102,.12); }
    .modal-field input::placeholder { color: #aab; }
    .modal-ref { margin-bottom: 14px; }
    .modal-ref summary { font-size: 13px; color: var(--muted); cursor: pointer; font-weight: 600; user-select: none; }
    .modal-ref summary:hover { color: var(--ink); }
    .modal-ref input { margin-top: 8px; width: 100%; padding: 10px 14px; border: 1.5px solid var(--border); border-radius: 9px; font-family: 'Outfit', sans-serif; font-size: 13px; outline: none; transition: border-color .2s; }
    .modal-ref input:focus { border-color: var(--green); }
    
    .terms-container { background: #f8faf9; border: 1.5px solid var(--border); border-radius: 12px; padding: 12px 14px; margin: 16px 0 16px; display: flex; align-items: flex-start; gap: 10px; text-align: left; font-size: 13px; color: var(--ink-2); transition: border-color .2s; }
    .terms-container:hover { border-color: var(--green); }
    .terms-container input[type="checkbox"] { width: 18px; height: 18px; margin-top: 1px; accent-color: var(--green); cursor: pointer; flex-shrink: 0; }
    .terms-container label { cursor: pointer; line-height: 1.45; user-select: none; }
    
    .modal-submit { width: 100%; padding: 15px; background: var(--green); color: #fff; border: none; border-radius: 12px; font-family: 'Outfit', sans-serif; font-size: 16px; font-weight: 700; cursor: pointer; transition: all .2s ease; box-shadow: 0 4px 14px rgba(37,211,102,0.3); }
    .modal-submit:hover:not(:disabled) { background: var(--green-dark); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(37,211,102,0.4); }
    .modal-submit:disabled { background: #e2e8f0; color: #94a3b8; opacity: 1; cursor: not-allowed; box-shadow: none; }
    .modal-note { text-align: center; font-size: 12px; color: var(--muted); margin-top: 12px; }
    .modal-err { margin-top: 10px; padding: 10px 14px; background: #fef2f2; color: #dc2626; border-radius: 8px; font-size: 13px; font-weight: 600; display: none; }
    .modal-close { position: absolute; top: 16px; right: 20px; background: none; border: none; font-size: 22px; cursor: pointer; color: var(--muted); line-height: 1; }
    
    /* Tier Selector */
    .tier-selector { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 20px; }
    .tier-option { border: 2px solid var(--border); border-radius: 12px; padding: 16px; cursor: pointer; display: flex; align-items: flex-start; gap: 12px; transition: all 0.2s; }
    .tier-option:hover { border-color: var(--green); background: var(--green-light); }
    .tier-option.selected { border-color: var(--green); background: var(--green-light); }
    .tier-radio { width: 20px; height: 20px; border: 2px solid var(--border); border-radius: 50%; flex-shrink: 0; margin-top: 2px; transition: all 0.2s; }
    .tier-option.selected .tier-radio { border-color: var(--green); background: var(--green); box-shadow: inset 0 0 0 3px white; }
    .tier-info { flex: 1; }
    .tier-name { font-size: 15px; font-weight: 700; color: var(--ink); }
    .tier-price { font-size: 13px; color: var(--green-dark); font-weight: 600; margin-top: 2px; }
    .tier-badge { display: inline-block; font-size: 10px; font-weight: 700; background: var(--amber); color: black; padding: 2px 8px; border-radius: 99px; margin-top: 4px; }

    /* FORM STATES */
    .form-group input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(37,211,102,0.12); background: white; }
    .form-group input::placeholder { color: #aaa; }
    .form-submit:hover { background: var(--green-dark); }
    #formMessage { display: none; padding: 14px 16px; border-radius: 8px; font-size: 14px; margin-top: 12px; font-weight: 600; }
    .msg-success { background: rgba(37,211,102,0.1); color: var(--green-dark); border: 1px solid rgba(37,211,102,0.2); }
    .msg-error { background: rgba(239,68,68,0.08); color: #dc2626; border: 1px solid rgba(239,68,68,0.2); }

    /* MOBILE */
    .nav-cta .btn-ghost-hide { display: inline-flex; }
    @media (max-width: 1024px) {
      .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
    }
    @media (max-width: 1100px) {
      .nav-links { gap: 14px; }
      .nav-links a { font-size: 13px; }
      .btn { padding: 8px 12px; font-size: 13px; }
    }
    @media (max-width: 960px) {
      .nav-links { display: none; }
    }
    @media (max-width: 768px) {
      section { padding: 64px 20px; }
      .nav-links { display: none; }
      .nav-cta .btn-ghost-hide { display: none; }
      .hero { padding: 60px 20px; min-height: auto; }
      .hero-inner { grid-template-columns: 1fr; gap: 48px; }
      .chat-window { transform: none; width: 280px; }
      .how-grid { grid-template-columns: 1fr; }
      .bento { grid-template-columns: 1fr; }
      .bento-wide, .bento-narrow, .bento-third, .bento-half { grid-column: span 1; }
      .pricing-grid { grid-template-columns: 1fr; max-width: 100%; }
      .partners-grid { grid-template-columns: 1fr; gap: 40px; }
      .faq-grid { grid-template-columns: 1fr; }
      .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
      .footer-bottom { flex-direction: column; gap: 8px; }
      .logos-inner { gap: 20px; }
    }