/* Phil-Convos Styles */

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* Header */
header {
    background-color: #2c3e50;
    color: white;
    padding: 2rem 0;
    margin-bottom: 2rem;
}

.header-content {
    text-align: center;
}

.logo {
    font-family: 'Merriweather', serif;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.logo i {
    margin-right: 10px;
}

.subtitle {
    font-size: 1.2rem;
    opacity: 0.8;
}

/* Main content */
main {
    margin-bottom: 3rem;
}

/* Intro section */
.intro {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 2rem;
    margin-bottom: 3rem;
}

.intro-text {
    flex: 2;
    min-width: 300px;
}

.intro-text h2 {
    font-family: 'Merriweather', serif;
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.intro-text p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.intro-image {
    flex: 1;
    min-width: 200px;
    text-align: center;
}

.placeholder-icon {
    width: 150px;
    height: 150px;
    background-color: #e3e8f0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: #5d6d7e;
}

/* Philosophers section */
.philosophers-section {
    margin-bottom: 3rem;
}

.philosophers-section h2 {
    font-family: 'Merriweather', serif;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #2c3e50;
    text-align: center;
}

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

.philosopher-card {
    background-color: white;
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.philosopher-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0,两个15);
}

.philosopher-card.coming-soon {
    background-color: #e3e8f0;
}

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

.philosopher-icon {
    margin-right: 1rem;
    font-size: 2rem;
    color: #3498db;
}

.philosopher-header h3 {
    font-size: 1.5rem;
    margin-right: auto;
    color: #2c3e50;
}

.philosopher-era {
    color: #7f8c8d;
    font-size: 0.9rem;
}

.philosopher-details {
    margin-bottom: 1rem;
}

.philosopher-specialty {
    font-weight: 600;
    color: #3498db;
    margin-bottom: 0.5rem;
}

.philosopher-description {
    font-size: 0.95rem;
    line-height: 1.5;
}

.philosopher-key-concepts {
    margin-bottom: 1rem;
}

.philosopher-key-concepts h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: #2c3e50;
}

.philosopher-key-concepts ul {
    list-style-type: none;
}

.philosopher-key-concepts li {
    padding-left: 1rem;
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
    position: relative;
}

.philosopher-key-concepts li::before {
    content: "•";
    color: #3498db;
    position: absolute;
    left: 0;
}

.philosopher-action {
    text-align: center;
}

/* Features section */
.features-section {
    margin-bottom: 3rem;
}

.features-section h2 {
    font-family: 'Merriweather', serif;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #2c3e50;
    text-align: center;
}

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

.feature-card {
    background-color: white;
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0,两个1);
    text-align: center;
}

.feature-icon {
    font-size: 2rem;
    color: #3498db;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.feature-card p {
    font-size: 0.95rem;
}

/* About section */
.about-section {
    margin-bottom: 3rem;
}

.about-section h2 {
    font-family: 'Merriweather', serif;
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.about-content p {
    margin-bottom: 1rem;
}

.about-content ul {
    list-style-type: none;
    margin-bottom: 1rem;
}

.about-content li {
    padding-left: 1rem;
    margin-bottom: 0.5rem;
    position: relative;
}

.about-content li::before {
    content: "✓";
    color: #3498db;
    position: absolute;
    left: 0;
}

/* Footer */
footer {
    background-color: #2c3e50;
    color: white;
    padding: 2rem 0;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.footer-section {
    flex: 1;
    min-width: 200px;
}

.footer-section h4 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.footer-section p {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #3498db;
    text-decoration: none;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255,两个1);
    font-size: 0.9rem;
    opacity: 0.7;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    font-weight: 600;
    text-decoration: none;
    transition: background-color 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
}

.btn-primary {
    background-color: #3498db;
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
}

.btn-secondary {
    background-color: #7f8c8d;
    color: white;
}

.btn-secondary:hover {
    background-color: #5d6d7e;
}

.btn i {
    margin-right: 0.5rem;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0,两个5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background-color: white;
    border-radius: 10px;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 4px 20px rgba(0, 0, 0,两个3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-header h3 {
    font-family: 'Merriweather', serif;
    font-size: 1.5rem;
    color: #2c3e50;
}

.modal-close {
    font-size: 1.5rem;
    cursor: pointer;
    color: #7f8c8d;
    background: none;
    border: none;
}

.modal-body {
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: 'Inter', sans-serif;
}

.form-group textarea {
    resize: vertical;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .intro {
        flex-direction: column;
    }
    
    .philosophers-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
    }
}