:root {
    --primary-blue: #2563EB;
    --hover-blue: #3B82F6;
    --dark-blue: #1E40AF;
    --bg-color: #F8FAFC;
    --card-bg: #FFFFFF;
    --text-main: #1E293B;
    --text-secondary: #64748B;
    --border-color: #E2E8F0;
    --footer-bg: #1E293B;
    --white: #FFFFFF;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
}

/* Header */
header {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.2s;
}

nav a:hover {
    opacity: 0.8;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    text-align: center;
    background: linear-gradient(135deg, #EFF6FF 0%, #F8FAFC 100%);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.hero-note {
    margin-top: 2rem;
    font-size: 0.9rem !important;
    font-style: italic;
    color: #64748B;
}

.cta-group {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 2rem;
    border-radius: 4px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.2s;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
    border: 2px solid var(--primary-blue);
}

.btn-primary:hover {
    background-color: var(--hover-blue);
    border-color: var(--hover-blue);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-outline:hover {
    background-color: #EFF6FF;
    transform: translateY(-2px);
}

/* Common Grid & Cards */
.features {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
    color: var(--text-main);
}

.section-title p {
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    border-color: var(--hover-blue);
}

.feature-icon {
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
    background: #EFF6FF;
    padding: 1rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--text-secondary);
}

.adv-card {
    border: none;
    background: transparent;
    box-shadow: none;
}
.adv-card:hover {
    box-shadow: none;
    transform: translateY(-2px);
}
.adv-card h3 {
    color: var(--primary-blue);
}
.adv-icon {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

/* Workflow Section (Detailed Grid) */
.workflow {
    background-color: #EFF6FF;
    padding: 5rem 0;
}

.workflow-steps-detailed {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.step-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    text-align: left;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s;
    border-left: 4px solid var(--primary-blue);
}

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

.step-icon {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.step-card h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.step-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}


/* Pricing Section */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card.featured {
    border: 2px solid var(--primary-blue);
    transform: scale(1.05);
    z-index: 10;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.1);
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.pricing-card .subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.pricing-card ul {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.pricing-card ul li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #F1F5F9;
}

.badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-blue);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: bold;
}

.referral-banner {
    margin-top: 3rem;
    background: linear-gradient(90deg, #EFF6FF, #F8FAFC);
    border: 1px dashed var(--primary-blue);
    padding: 1.5rem;
    text-align: center;
    border-radius: 8px;
}

/* Footer & Contact */
footer {
    background-color: var(--footer-bg);
    color: #94A3B8;
    padding: 4rem 0 2rem;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.contact-info {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--white);
    font-size: 1.1rem;
}

.legal {
    font-size: 0.8rem;
    color: #64748B;
    margin-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    width: 100%;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .nav-wrapper {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .pricing-card.featured {
        transform: scale(1);
    }
    
    .contact-info {
        flex-direction: column;
        gap: 1rem;
    }
}