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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f5f5;
}

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

/* Header & Navigation */
header {
    background: #2c3e50;
    color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
}

.search-box input {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 20px;
    width: 300px;
    font-size: 0.9rem;
}

.suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    max-height: 300px;
    overflow-y: auto;
    display: none;
    z-index: 1000;
    margin-top: 5px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.suggestions.active {
    display: block;
}

.suggestion-item {
    padding: 0.75rem;
    cursor: pointer;
    color: #333;
    border-bottom: 1px solid #eee;
}

.suggestion-item:hover {
    background: #f0f0f0;
}

/* Buttons */
.btn-primary, .btn-secondary {
    padding: 0.5rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s;
}

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

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

.btn-secondary {
    background: #95a5a6;
    color: white;
}

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

/* User Menu */
.user-menu {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

#username-display {
    font-weight: bold;
}

/* Main Content */
main {
    padding: 2rem 0;
    min-height: calc(100vh - 200px);
}

main h2 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

/* Celebrity Grid */
.celebrities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.celebrity-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.celebrity-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.celebrity-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.celebrity-card-content {
    padding: 1.5rem;
}

.celebrity-card h3 {
    margin-bottom: 0.5rem;
    color: #2c3e50;
}

.celebrity-card .tagline {
    color: #7f8c8d;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.celebrity-card .meta {
    display: flex;
    justify-content: space-between;
    color: #95a5a6;
    font-size: 0.85rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-content.large {
    max-width: 800px;
}

.close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 2rem;
    font-weight: bold;
    color: #aaa;
    cursor: pointer;
}

.close:hover {
    color: #000;
}

/* Forms */
form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

form input, form textarea {
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

form button {
    margin-top: 0.5rem;
}

/* Loading */
.loading {
    text-align: center;
    padding: 2rem;
    color: #7f8c8d;
}

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

    .search-box input {
        width: 100%;
    }

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

    .modal-content {
        width: 95%;
        padding: 1rem;
    }
}