/* Global Variables & Reset */
:root {
    --primary-color: #2563eb;
    /* Accessible Blue */
    --primary-dark: #1e40af;
    --secondary-color: #f59e0b;
    /* Amber */
    --secondary-dark: #d97706;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #f9fafb;
    --white: #ffffff;
    --font-main: 'Inter', sans-serif;
    --spacing-unit: 1rem;
    --border-radius: 12px;
    --transition-speed: 0.3s;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-speed);
}

ul {
    list-style: none;
}

/* Typography Utility */
.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    /* Pill shape */
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--secondary-dark);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--white);
    color: var(--white);
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Header */
.site-header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

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

.main-nav a {
    font-weight: 500;
    font-size: 0.95rem;
}

.main-nav a:not(.btn):hover {
    color: var(--primary-color);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 8rem 0 6rem;
    text-align: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 2.5rem;
    opacity: 0.9;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.badge {
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-block;
    margin-bottom: 1.5rem;
}

/* Features Section */
.features-section {
    padding: 5rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: transform var(--transition-speed);
    border: 1px solid #f3f4f6;
}

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

.feature-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: var(--text-color);
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

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

/* Methodology Section */
.methodology-section {
    background-color: var(--white);
    padding: 5rem 0;
}

.section-description {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
    color: var(--text-light);
}

.workflow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.workflow-step {
    background-color: #eff6ff;
    padding: 2rem;
    border-radius: var(--border-radius);
    position: relative;
}

.step-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.step-number {
    font-size: 2rem;
    font-weight: 900;
    color: rgba(37, 99, 235, 0.2);
}

.step-header h3 {
    font-size: 1.1rem;
    color: var(--primary-dark);
}

.workflow-step p {
    font-size: 0.9rem;
    color: var(--text-color);
}

/* Team Section */
.team-section {
    padding: 5rem 0;
    background-color: #f8fafc;
}

.team-content {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 4rem;
    align-items: center;
    background-color: var(--primary-dark);
    color: var(--white);
    padding: 3rem;
    border-radius: 20px;
}

.team-text h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.team-text p {
    opacity: 0.9;
    margin-bottom: 2rem;
}

.team-highlights li {
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.team-stat-card {
    background: var(--white);
    color: var(--text-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    min-width: 200px;
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--secondary-color);
    line-height: 1;
}

.stat-label {
    font-weight: 600;
    color: var(--text-light);
}

/* Footer */
.site-footer {
    background-color: #111827;
    color: #9ca3af;
    padding: 3rem 0;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1.5rem;
    font-size: 0.9rem;
}

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

/* Responsive */
@media (max-width: 768px) {
    .site-header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-content h1 {
        font-size: 2.25rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .team-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .team-highlights {
        text-align: left;
        display: inline-block;
    }
}