:root {
    --primary-color: #222;
    --secondary-color: #444;
    --accent-color: #888;
    --light-color: #f5f5f5;
    --success-color: #444;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--primary-color);
    background-color: white;
}

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

header {
    padding: 20px 0;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -1px;
}

.logo-image {
    height: 40px;
    width: auto;
    display: block;
}

.logo span {
    color: var(--accent-color);
}

.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 80px 0 60px;
}

h1 {
    font-size: 48px;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
    font-weight: 800;
}

.subtitle {
    font-size: 20px;
    color: var(--secondary-color);
    max-width: 700px;
    margin: 0 auto 40px;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 60px 0;
}

.feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px;
    border-radius: 8px;
    background-color: rgba(242, 242, 242, 0.5);
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 36px;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.feature h3 {
    margin-bottom: 15px;
    font-size: 20px;
}

.feature p {
    color: var(--secondary-color);
    font-size: 16px;
}

.cta {
    padding: 60px 0;
    text-align: center;
    background-color: var(--light-color);
    border-radius: 12px;
    margin: 40px 0;
}

.cta h2 {
    font-size: 36px;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.cta-description {
    max-width: 600px;
    margin: 0 auto 30px;
    color: var(--secondary-color);
}

.waitlist-form {
    max-width: 500px;
    margin: 0 auto;
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--secondary-color);
}

input, select, textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-family: var(--font-main);
    font-size: 16px;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 14px 28px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    text-decoration: none;
}

.btn:hover {
    background-color: var(--secondary-color);
}

.success-message {
    display: none;
    background-color: var(--success-color);
    color: white;
    padding: 20px;
    border-radius: 6px;
    text-align: center;
    margin-top: 20px;
}

footer {
    padding: 40px 0;
    color: var(--accent-color);
    font-size: 14px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

.footer-links {
    margin-bottom: 15px;
}

.footer-copyright a {
    color: var(--secondary-color);
    text-decoration: none;
}

.footer-copyright a:hover {
    text-decoration: underline;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--accent-color);
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

@media (max-width: 600px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        margin-top: 15px;
        justify-content: center;
    }
}

.calculator-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

/* How It Works Section */
.how-it-works {
    margin: 80px 0;
    text-align: center;
}

.how-it-works h2 {
    font-size: 36px;
    letter-spacing: -1px;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--secondary-color);
    margin-bottom: 50px;
}

.steps-container {
    display: flex;
    justify-content: space-between;
    margin: 40px 0;
    position: relative;
}

.steps-container::before {
    content: '';
    position: absolute;
    top: 90px;
    left: 15%;
    right: 15%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--secondary-color) 30%, var(--secondary-color) 70%, transparent);
    z-index: 0;
}

.step {
    position: relative;
    width: 30%;
    z-index: 1;
}

.step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    margin: 0 auto 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    position: relative;
    transition: transform 0.3s ease;
}

.step:hover .step-number {
    transform: scale(1.1);
}

.step {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.step.animate {
    opacity: 1;
    transform: translateY(0);
}

.step:nth-child(1) {
    transition-delay: 0.1s;
}

.step:nth-child(2) {
    transition-delay: 0.3s;
}

.step:nth-child(3) {
    transition-delay: 0.5s;
}

.testimonial {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.testimonial.animate {
    opacity: 1;
    transform: translateY(0);
}

.step-content {
    background-color: white;
    padding: 25px 20px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.step:hover .step-content {
    transform: translateY(-10px);
}

.step-icon {
    font-size: 32px;
    margin-bottom: 15px;
}

.step h3 {
    margin: 0 0 10px;
    font-size: 20px;
}

.step p {
    color: var(--secondary-color);
    font-size: 16px;
    line-height: 1.5;
}

/* Testimonial Section */
.testimonial {
    background-color: var(--light-color);
    border-radius: 12px;
    padding: 60px 40px;
    text-align: center;
    position: relative;
    margin: 60px 0;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.quote-mark {
    font-size: 120px;
    position: absolute;
    top: -30px;
    left: 20px;
    color: rgba(0,0,0,0.05);
    font-family: Georgia, serif;
}

.quote-text {
    font-size: 24px;
    line-height: 1.5;
    color: var(--primary-color);
    font-style: italic;
    max-width: 600px;
    margin: 0 auto 20px;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    font-size: 18px;
    color: var(--secondary-color);
}

@media (max-width: 768px) {
    h1 {
        font-size: 36px;
    }
    
    .subtitle {
        font-size: 18px;
    }
    
    .features {
        grid-template-columns: 1fr;
    }
    
    .cta h2 {
        font-size: 28px;
    }
    
    .calculator-inputs {
        grid-template-columns: 1fr;
    }
    
    .steps-container {
        flex-direction: column;
        align-items: center;
    }
    
    .steps-container::before {
        display: none;
    }
    
    .step {
        width: 85%;
        margin-bottom: 40px;
    }
    
    .quote-text {
        font-size: 20px;
    }
}