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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    color: #1a1a1a;
    line-height: 1.6;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: linear-gradient(180deg, #60a5fa 0%, #93c5fd 40%, #dbeafe 70%, #f0f7ff 100%);
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 4rem;
}

.nav-left .logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: white;
    font-size: 1.4rem;
    font-weight: 600;
}

.nav-left .logo img {
    height: 24px;
    width: auto;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link:hover {
    opacity: 0.8;
}

.badge {
    background: white;
    color: #3b82f6;
    padding: 0.15rem 0.5rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Hero Content */
.hero-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
}

.hero-content h1 {
    font-size: 4.5rem;
    font-weight: 400;
    color: white;
    line-height: 1.1;
    font-family: 'Bona Nova', serif;
    margin-bottom: 1.5rem;
}

.divider {
    width: 60px;
    height: 2px;
    background: rgba(255, 255, 255, 0.5);
    margin-bottom: 1.5rem;
}

.subtitle {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    background: #f3f4f6;
    color: #6b7280;
    padding: 0.75rem 1.5rem;
    border-radius: 14px;
    border: none;
    text-decoration: none;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
}

.cta-button:hover {
    background: #e5e7eb;
}

.windows-icon {
    width: 20px;
    height: 20px;
}

/* FAQ Section */
.faq {
    max-width: 900px;
    margin: 0 auto;
    padding: 5rem 2rem;
}

.faq h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 3rem;
    color: #1a1a1a;
}

.faq-list {
    display: flex;
    flex-direction: column;
}

.faq-item {
    border-bottom: 1px solid #e5e7eb;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 500;
    color: #1a1a1a;
}

.faq-question:hover {
    color: #3b82f6;
}

.chevron {
    width: 20px;
    height: 20px;
    stroke: #9ca3af;
    transition: transform 0.3s;
}

.faq-item.active .chevron {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding-bottom: 1.5rem;
    color: #6b7280;
}

/* Footer */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 0 4rem 1.5rem;
    z-index: 1;
}

.footer-line {
    width: 100%;
    height: 1px;
    background: rgba(59, 130, 246, 0.4);
    margin-bottom: 1rem;
}

.social-icons {
    display: flex;
    gap: 1.25rem;
}

.social-link {
    color: rgba(59, 130, 246, 0.8);
    transition: color 0.3s ease;
}

.social-link:hover {
    color: #3b82f6;
}

.social-link svg {
    width: 22px;
    height: 22px;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    width: 90%;
    max-width: 400px;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.3s;
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #9ca3af;
    cursor: pointer;
    line-height: 1;
}

.modal-close:hover {
    color: #374151;
}

.modal h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

.modal p {
    color: #6b7280;
    margin-bottom: 1.5rem;
}

.modal form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modal input[type="email"] {
    padding: 0.75rem 1rem;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

.modal input[type="email"]:focus {
    border-color: #3b82f6;
}

.modal-submit {
    background: #f3f4f6;
    color: #6b7280;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 14px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
}

.modal-submit:hover {
    background: #e5e7eb;
}

.modal-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.modal-message {
    text-align: center;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    margin-bottom: 0 !important;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem 1.5rem;
    }

    .nav-right {
        gap: 1rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .subtitle br {
        display: none;
    }

    .faq {
        padding: 3rem 1.5rem;
    }

    .footer {
        padding: 2rem 1.5rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }

    .footer-links {
        gap: 3rem;
    }
}