:root {
    --md-sys-color-primary: #0094FF;
    --md-sys-color-on-primary: #FFFFFF;
    --md-sys-color-primary-container: #E3F2FD;
    --md-sys-color-on-primary-container: #001D36;
    --md-sys-color-surface: #FEFBFF;
    --md-sys-color-on-surface: #1C1B1F;
    --md-sys-color-surface-variant: #F4F4F4;
    --md-sys-color-outline: #79747E;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', sans-serif;

}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
    line-height: 1.6;
}

/* Layout Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.section {
    padding: 64px 0;
}

.section-small {
    padding: 48px 0;
}

/* Top App Bar Styles */
.top-app-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--md-sys-color-surface);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.app-bar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 600;
    color: var(--md-sys-color-primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 8px;
}

.nav-links md-text-button {
    --md-text-button-label-text-color: var(--md-sys-color-on-surface);
}

/* Hero Section */
.hero {
    padding-top: 120px;
    text-align: center;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--md-sys-color-on-surface);
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 32px;
    color: var(--md-sys-color-outline);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.feature-card {
    --md-elevated-card-container-color: var(--md-sys-color-surface);
    height: 100%;
}

.feature-content {
    padding: 24px;
    text-align: center;
}

.feature-icon {
    width: 64px;
    height: 64px;
    background-color: var(--md-sys-color-primary-container);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.feature-icon .material-symbols-outlined {
    font-size: 32px;
    color: var(--md-sys-color-primary);
}

.feature-content h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: var(--md-sys-color-on-surface);
}

.feature-content p {
    color: var(--md-sys-color-outline);
    margin-bottom: 16px;
}

/* How It Works Section */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    margin-top: 32px;
}

.step {
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    background-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.25rem;
    margin: 0 auto 16px;
}

.step h3 {
    margin-bottom: 8px;
    color: var(--md-sys-color-on-surface);
}

.step p {
    color: var(--md-sys-color-outline);
}

/* Security Section */
.security {
    background-color: var(--md-sys-color-surface-variant);
}

.security-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.security-feature {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.security-feature .material-symbols-outlined {
    color: var(--md-sys-color-primary);
    font-size: 24px;
    margin-top: 4px;
}

.security-feature h4 {
    margin-bottom: 8px;
    color: var(--md-sys-color-on-surface);
}

.security-feature p {
    color: var(--md-sys-color-outline);
}

/* Final CTA Section */
.final-cta {
    text-align: center;
    background: linear-gradient(135deg, var(--md-sys-color-primary) 0%, #0066CC 100%);
    color: var(--md-sys-color-on-primary);
}

.final-cta h2 {
    color: var(--md-sys-color-on-primary);
    margin-bottom: 16px;
}

.final-cta p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
    font-size: 1.125rem;
}

/* Footer */
.footer {
    background-color: var(--md-sys-color-on-surface);
    color: var(--md-sys-color-surface);
    padding: 32px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-links {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--md-sys-color-surface);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.footer-links a:hover {
    opacity: 1;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    color: var(--md-sys-color-on-surface);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--md-sys-color-outline);
    max-width: 600px;
    margin: 0 auto;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero {
        padding-top: 100px;
    }

    .section {
        padding: 48px 0;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

.login {
    width: 100px;
}

.button2 {
    width: 300px;
}