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

:root {
    --primary-blue: #4776e6;
    --secondary-green: #42b883;
    --accent-purple: #8b5cf6;
    --neutral-50: #f8fafc;
    --neutral-100: #f1f5f9;
    --neutral-500: #64748b;
    --neutral-800: #1e293b;
    --neutral-900: #0f172a;
    --white: #ffffff;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--neutral-800);
    background-color: var(--neutral-50);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Navigation */
.navbar {
    background: var(--white);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 50;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-blue);
    text-decoration: none;
}

.logo-icon {
    width: 24px;
    height: 24px;
    margin-right: 0.5rem;
    fill: currentColor;
}

.nav-links {
    display: none;
    gap: 2rem;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    z-index: 50;
}

.nav-links.active {
    display: flex;
}

.nav-links a {
    color: var(--neutral-500);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
    padding: 0.5rem 0;
    border-bottom: 1px solid #f1f5f9;
}

.nav-links a:last-child {
    border-bottom: none;
}

.nav-links a:hover {
    color: var(--primary-blue);
}

.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--primary-blue);
    color: var(--white);
}

.btn-primary:hover {
    background: #3b63d1;
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-blue);
    border: 1px solid var(--primary-blue);
}

.btn-secondary:hover {
    background: #f1f5f9;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1.1rem;
}

.menu-toggle {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-purple) 100%);
    color: var(--white);
    padding: 5rem 0;
}

.hero-grid {
    display: grid;
    gap: 3rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 2.5rem;
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 1rem;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
}

.hero-stats {
    position: absolute;
    bottom: -1.5rem;
    left: -1.5rem;
    background: var(--white);
    border-radius: 0.75rem;
    padding: 1rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.stats-icon {
    width: 48px;
    height: 48px;
    background: var(--secondary-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stats-text {
    color: var(--neutral-800);
}

.stats-number {
    font-weight: bold;
    font-size: 1.1rem;
}

.stats-label {
    font-size: 0.875rem;
    color: var(--neutral-500);
}

/* Benefits Section */
.benefits {
    padding: 5rem 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--neutral-800);
    margin-bottom: 1.5rem;
}

.section-header p {
    font-size: 1.25rem;
    color: var(--neutral-500);
    max-width: 48rem;
    margin: 0 auto;
}

.benefits-grid {
    display: grid;
    gap: 4rem;
    margin-bottom: 5rem;
}

.benefit-section {
    display: grid;
    gap: 2rem;
    align-items: center;
}

.benefit-header {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
}

.benefit-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
}

.benefit-icon.blue {
    background: var(--primary-blue);
}

.benefit-icon.green {
    background: var(--secondary-green);
}

.benefit-image {
    width: 100%;
    height: 16rem;
    object-fit: cover;
    border-radius: 0.75rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
}

.benefit-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
}

.feature-icon {
    width: 20px;
    height: 20px;
    margin-right: 1rem;
    margin-top: 0.25rem;
    fill: var(--secondary-green);
}

.feature-content h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.feature-content p {
    color: var(--neutral-500);
}

/* How It Works */
.how-it-works {
    padding: 5rem 0;
    background: var(--neutral-50);
}

.process-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 5rem;
}

.process-header {
    text-align: center;
    margin-bottom: 3rem;
}

.process-header h3 {
    font-size: 1.75rem;
    font-weight: bold;
    color: var(--neutral-800);
}

.step-card {
    background: var(--white);
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.2s;
}

.step-card:hover {
    transform: translateY(-0.25rem);
}

.step-number {
    width: 5rem;
    height: 5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--white);
}

.step-number.blue {
    background: var(--primary-blue);
}

.step-number.green {
    background: var(--secondary-green);
}

.step-image {
    width: 100%;
    height: 12rem;
    object-fit: cover;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.step-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.step-card p {
    color: var(--neutral-500);
}

/* Pricing */
.pricing {
    padding: 5rem 0;
    background: var(--white);
}

.pricing-grid {
    display: grid;
    gap: 3rem;
}

.pricing-card {
    background: linear-gradient(135deg, #dbeafe 0%, #e0e7ff 100%);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s;
}

.pricing-card:hover {
    transform: translateY(-0.25rem);
}

.pricing-card.green {
    background: linear-gradient(135deg, #dcfce7 0%, #d1fae5 100%);
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.pricing-icon.blue {
    background: var(--primary-blue);
}

.pricing-icon.green {
    background: var(--secondary-green);
}

.pricing-details {
    margin-bottom: 2rem;
}

.price-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}

.price-item+.price-item {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.price-label {
    color: var(--neutral-500);
}

.price-value {
    font-weight: 600;
    color: var(--neutral-800);
}

.pricing-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.feature-check {
    display: flex;
    align-items: center;
}

.check-icon {
    width: 16px;
    height: 16px;
    margin-right: 0.75rem;
    fill: var(--secondary-green);
}

/* Early Access Form */
.early-access {
    padding: 5rem 0;
    background: var(--neutral-50);
}

.form-container {
    max-width: 32rem;
    margin: 0 auto;
    background: var(--white);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--neutral-800);
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(71, 118, 230, 0.1);
}

.form-select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 1rem;
    background: var(--white);
    cursor: pointer;
}

.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 1rem;
    resize: vertical;
    min-height: 6rem;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-checkbox {
    width: 1rem;
    height: 1rem;
}

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

/* FAQ Section */
.faq {
    padding: 5rem 0;
    background: var(--white);
}

.faq-item {
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    margin-bottom: 0.5rem;
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--neutral-500);
    display: none;
}

.faq-answer.active {
    display: block;
}

/* Footer */
.footer {
    background: var(--neutral-800);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-weight: 600;
    margin-bottom: 1rem;
}

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

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

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 1rem;
    text-align: center;
    color: #9ca3af;
}

/* Responsive Design */
@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
    }

    .nav-links {
        display: flex !important;
        position: static;
        flex-direction: row;
        background: transparent;
        box-shadow: none;
        padding: 0;
    }

    .nav-links a {
        border-bottom: none;
        padding: 0;
    }

    .menu-toggle {
        display: none;
    }

    .step-card {
        padding: 2rem;
    }
}

@media (min-width: 768px) {
    .hero-content h1 {
        font-size: 3.5rem;
    }

    .hero-content p {
        font-size: 1.5rem;
    }

    .process-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero-content h1 {
        font-size: 4rem;
    }

    .benefits-grid {
        grid-template-columns: 1fr 1fr;
    }

    .benefit-section {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }

    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.hidden {
    display: none;
}

@media (max-width: 639px) {
    .md-hidden {
        display: none;
    }
}