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

body {
    font-family: 'Montserrat', 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #2d3748;
    background-color: #fafafa;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #6b46c1;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: #4a5568;
    font-weight: bold;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #6b46c1;
}

.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero .h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 3rem;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.email-capture {
    background: white;
    padding: 3rem 0;
    margin-top: -2rem;
    position: relative;
    z-index: 10;
}

.capture-box {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 0 30px rgba(0,0,0,0.2);
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.capture-box h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #2d3748;
}

.capture-box p {
    color: #718096;
    margin-bottom: 1rem;
}

.email-form {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.email-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.email-input:focus {
    outline: none;
    border-color: #6b46c1;
}

.cta-button {
    background: linear-gradient(135deg, #6b46c1, #9333ea);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(107, 70, 193, 0.3);
}

.trust-text {
    font-size: 0.875rem;
    color: #a0aec0;
}

.features {
    padding: 4rem 0 5rem 0;
    background: white;
}

.features h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 3rem;
    color: #2d3748;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    border-radius: 16px;
    background: #f7fafc;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    color: white;
    background: linear-gradient(135deg, #6b46c1, #9333ea);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-icon:hover {
    transform: rotate(15deg) scale(1.1);
    box-shadow: 0 10px 25px rgba(107, 70, 193, 0.4);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #2d3748;
}

.feature-card p {
    color: #718096;
    line-height: 1.6;
}

.mockup-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    text-align: center;
}

.mockup-section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #2d3748;
}

.mockup-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.mockup-placeholder {
    width: 100%;
    height: 500px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
}

footer {
    background: #13052b;
    color: white;
    padding: 3rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: start;
    gap: 4rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: #6b46c1;
}

.footer-section p {
    text-align: justify;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #a0aec0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #4a5568;
    padding-top: 2rem;
    text-align: center;
    color: #a0aec0;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #4a5568;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: transform 0.3s background 0.3s ease;
}

.social-links a:hover {
    background: #6b46c1;
    transform: translateY(-1px);
}

@media (max-width: 768px) {
    .logo {
        font-size: 1.3rem;
    }

    .hero .h1 {
        font-size: 2.4rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .email-form {
        flex-direction: column;
    }

    .nav-links {
        gap: 0.75rem;
    }

    .nav-links a {
        font-size: 0.8rem;
    }

    .capture-box {
        margin: 0 1rem;
        padding: 2rem;
    }

    .capture-box h2 {
        font-size: 1.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .features h2 {
        font-size: 2rem;
    }

    .mockup-placeholder {
        height: 300px;
        font-size: 1.2rem;
    }

    .footer-content {
        flex-direction: column;
    }

    .footer-bottom p {
        font-size: 0.85rem;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.capture-box {
    animation: fadeInUp 1s ease-out 0.3s both;
}

.feature-card {
    animation: fadeInUp 1s ease-out 0.6s both;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.capture-box h2 {
    animation: pulse 2s ease-in-out infinite;
}