:root {
    --primary-color: #0056b3;
    --secondary-color: #f4f6f8;
    --text-color: #333;
    --border-color: #ddd;
    --card-bg: #fff;
    --header-bg: #fff;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--secondary-color);
    color: var(--text-color);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

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

/* Header */
header {
    background-color: var(--header-bg);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
}

nav a:hover {
    color: var(--primary-color);
}

/* Main Content */
main {
    flex: 1;
    padding: 40px 20px;
}

.hero {
    text-align: center;
    margin-bottom: 40px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

/* Search Section */
.search-section {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
}

.search-box {
    display: flex;
    width: 100%;
    max-width: 600px;
    gap: 10px;
}

input[type="text"] {
    flex: 1;
    padding: 12px 20px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

button {
    padding: 12px 24px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #004494;
}

/* Results Grid */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    overflow: hidden;
    transition: transform 0.2s;
    display: flex;
    flex-direction: column;
}

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

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background-color: #eee;
}

.card-content {
    padding: 20px;
}

.card h3 {
    margin-bottom: 5px;
    color: var(--primary-color);
}

.role {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.email {
    color: #888;
    font-size: 0.85rem;
}

.hidden {
    display: none;
}

.error {
    color: red;
    text-align: center;
    margin-top: 20px;
    padding: 10px;
    background-color: #ffe6e6;
    border-radius: 4px;
}

/* Footer */
footer {
    background-color: #333;
    color: #fff;
    padding: 20px 0;
    text-align: center;
    margin-top: auto;
}