@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #4C84FF;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --background-color: #f5f5f5;
    --text-primary: #333;
    --text-secondary: #666;
    --border-color: #e0e0e0;
}

* {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 80%;
}

body {
    background: var(--background-color);
    padding: 4rem 2rem;
}

.container {
    max-width: 130rem;
    margin: 0 auto;
}

h1 {
    font-size: 3rem;
    color: var(--text-primary);
    margin-bottom: 4rem;
    text-align: center;
}

/* Cards Section */
.cards-section {
    margin-bottom: 5rem;
}

.cards-section h2 {
    font-size: 2.2rem;
    color: var(--text-primary);
    margin-bottom: 2.5rem;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(32rem, 1fr));
    gap: 3rem;
}

/* Contact Card */
.contact-card {
    background: #fff;
    border-radius: 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Card Header */
.card-header {
    position: relative;
    padding: 3rem 3rem 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
}

.avatar {
    width: 12rem;
    height: 12rem;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    position: relative;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Status Badge */
.status-badge {
    position: absolute;
    bottom: 2rem;
    right: calc(50% - 5rem);
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    border: 3px solid #fff;
}

.status-badge.online {
    background: var(--success-color);
}

.status-badge.busy {
    background: var(--danger-color);
}

.status-badge.away {
    background: var(--warning-color);
}

.status-badge.offline {
    background: #9ca3af;
}

/* Card Body */
.card-body {
    padding: 2rem 3rem;
    text-align: center;
}

.card-body h3 {
    font-size: 2.2rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.role {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-weight: 500;
}

.bio {
    font-size: 1.4rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 2rem;
}

/* Contact Info */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.4rem;
    color: var(--text-secondary);
    text-align: left;
}

.info-item i {
    color: var(--primary-color);
    width: 2rem;
    text-align: center;
}

/* Social Links */
.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background: #f8f9fa;
    color: var(--text-secondary);
    font-size: 1.8rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-link:hover {
    transform: translateY(-3px);
}

.social-link.linkedin:hover {
    background: #0077b5;
    color: #fff;
}

.social-link.twitter:hover {
    background: #1da1f2;
    color: #fff;
}

.social-link.github:hover {
    background: #333;
    color: #fff;
}

.social-link.medium:hover {
    background: #000;
    color: #fff;
}

.social-link.slack:hover {
    background: #4a154b;
    color: #fff;
}

.social-link.globe:hover {
    background: var(--primary-color);
    color: #fff;
}

/* Card Footer */
.card-footer {
    padding: 2rem 3rem;
    background: #f8f9fa;
    display: flex;
    gap: 1rem;
}

/* Buttons */
.btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    padding: 1.2rem 2rem;
    font-size: 1.5rem;
    font-weight: 600;
    border: none;
    border-radius: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background: #3b72e8;
    transform: translateY(-2px);
}

.btn-secondary {
    background: #fff;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* Horizontal Cards */
.horizontal-cards {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-card.horizontal {
    display: flex;
    align-items: center;
    padding: 2.5rem;
    gap: 2.5rem;
}

.contact-card.horizontal:hover {
    transform: translateX(5px);
}

.card-left {
    position: relative;
    flex-shrink: 0;
}

.contact-card.horizontal .avatar {
    width: 8rem;
    height: 8rem;
}

.contact-card.horizontal .status-badge {
    bottom: 0;
    right: 0;
    width: 1.6rem;
    height: 1.6rem;
}

.card-center {
    flex: 1;
    text-align: left;
}

.card-center h3 {
    font-size: 2rem;
    margin-bottom: 0.3rem;
}

.card-center .role {
    margin-bottom: 1rem;
}

.contact-info-horizontal {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.contact-info-horizontal span {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.4rem;
    color: var(--text-secondary);
}

.contact-info-horizontal i {
    color: var(--primary-color);
    width: 2rem;
}

.card-right {
    flex-shrink: 0;
}

/* Responsive */
@media (max-width: 768px) {
    html {
        font-size: 70%;
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

    .contact-card.horizontal {
        flex-direction: column;
        text-align: center;
    }

    .card-center {
        text-align: center;
    }

    .contact-info-horizontal {
        align-items: center;
    }

    .card-footer {
        flex-direction: column;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.contact-card {
    animation: fadeIn 0.5s ease;
}