:root {
    --primary: #FF6633;
    --primary-dark: #E55A2B;
    --primary-light: #FFF4F0;
    --secondary: #64748B;
    --accent: #FF8C5A;
    --background: #F8FAFC;
    --surface: #FFFFFF;
    --text-main: #1E293B;
    --text-muted: #64748B;
    --border-color: #E2E8F0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html {
    font-size: 16px;
}

body {
    background-color: var(--background);
    color: var(--text-main);
    line-height: 1.7;
    overflow-x: hidden;
    font-size: 1rem;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    text-decoration: none;
    letter-spacing: -0.025em;
}

.logo img {
    height: 36px;
}

.logo:hover {
    text-decoration: none;
    color: var(--primary);
}

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

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--primary);
    text-decoration: none;
}

.btn-cta {
    background: var(--primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: background-color 0.2s, transform 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: none;
    cursor: pointer;
}

.btn-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    color: white;
    text-decoration: none;
}

.btn-cta.large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Hero Section */
.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 2rem 4rem;
    background: linear-gradient(180deg, #FFFAF8 0%, #FFF4F0 100%);
}

.hero-content {
    max-width: 750px;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: var(--primary-light);
    border-radius: 100px;
    border: 1px solid rgba(255, 102, 51, 0.2);
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-main);
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-weight: 400;
    line-height: 1.7;
}

/* Features Section */
.features {
    padding: 5rem 2rem;
    background: var(--surface);
}

.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--text-main);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.feature-card {
    background: var(--background);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: box-shadow 0.2s, transform 0.2s;
}

.feature-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transform: translateY(-4px);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--primary);
}

.feature-icon .material-symbols-outlined {
    font-size: 30px;
}

.feature-title {
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-main);
}

.feature-desc {
    color: var(--text-muted);
    font-size: 1.0625rem;
    line-height: 1.7;
}

/* How It Works */
.steps {
    padding: 5rem 2rem;
    background: var(--background);
}

.step-container {
    max-width: 900px;
    margin: 0 auto;
}

.step-item {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    margin-bottom: 2.5rem;
    padding: 1.75rem;
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.step-number {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    background: var(--primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-content h3 {
    font-size: 1.25rem;
    color: var(--text-main);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.step-content p {
    color: var(--text-muted);
    font-size: 1.0625rem;
    line-height: 1.7;
}

/* CTA Section */
.cta-section {
    padding: 5rem 2rem;
    text-align: center;
    background: linear-gradient(180deg, #FFF8F5 0%, #FFF4F0 100%);
}

.cta-box {
    max-width: 650px;
    margin: 0 auto;
    background: var(--surface);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.cta-box h2 {
    font-size: 1.875rem;
    color: var(--text-main);
    margin-bottom: 1rem;
    font-weight: 700;
}

.cta-box p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

/* Footer */
footer {
    padding: 2rem;
    text-align: center;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    font-size: 1rem;
    background: var(--surface);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    html {
        font-size: 16px;
    }

    .nav-menu {
        display: none;
    }

    .hero {
        padding: 6rem 1.5rem 3rem;
        min-height: auto;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .step-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 1rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .cta-box {
        padding: 2rem;
    }

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