/* Base styles */
:root {
    --primary-color: #1a1a1a;
    --secondary-color: #6e7377;
    --accent-color: #526bf2;
    --background-color: #ffffff;
    --light-gray: #f5f7fa;
    --border-color: #eaedf2;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--primary-color);
    background-color: var(--background-color);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 700px;
    margin: 0 auto;
    padding: 2rem;
}

/* Make container wider on large screens */
@media (min-width: 1024px) {
    .container {
        max-width: 900px;
    }
}

/* Adjust testimonial grid for wider screens */
@media (min-width: 1200px) {
    .container {
        max-width: 1000px;
    }
    
    .testimonial-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem; /* Increased gap between testimonials */
    }
    
    .testimonial {
        padding: 2rem; /* More padding inside testimonials */
    }
}

/* Typography */
h1, h2, h3 {
    font-weight: 500;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 1.5rem;
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

p, ul, ol {
    margin-bottom: 1.5rem;
}

/* Header */
header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.subtitle {
    color: var(--secondary-color);
    font-size: 1.1rem;
    letter-spacing: 0.05em;
}

/* Sections */
section {
    margin-bottom: 3rem;
}

ul {
    list-style-position: inside;
    margin-left: 1rem;
}

li {
    margin-bottom: 0.75rem;
}

/* Testimonials */
.testimonial-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .testimonial-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.testimonial {
    background-color: var(--light-gray);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
}

.quote {
    font-size: 1rem;
    margin-bottom: 1rem;
    font-style: italic;
}

.author {
    font-weight: 500;
    text-align: right;
    margin-bottom: 0;
}

/* Author information styling */
.author-info {
    text-align: right;
}

.author {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.author-title {
    font-size: 0.85rem;
    color: var(--secondary-color);
    font-style: italic;
    margin: 0;
}

/* Services */
.services h2 {
    margin-top: 4rem;
}

/* Contact */
.contact h2 {
    margin-top: 4rem;
}

/* Footer */
footer {
    margin-top: 4rem;
    padding-top: 2rem;
    color: var(--secondary-color);
    font-size: 0.9rem;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

/* General styling */
a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    text-decoration: underline;
}

/* Papers section */
.papers-list {
    list-style-type: disc;
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.papers-list li {
    margin-bottom: 0.75rem;
}

.papers-list a {
    font-weight: 500;
}