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

:root {
    --bg-color: #1a1b1e;
    --card-bg: #25262b;
    --text-color: #e4e5e7;
    --text-muted: #909296;
    --border-color: #373a40;
    --primary-color: #4dabf7;
    --primary-hover: #339af0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

h1 {
    text-align: center;
    color: var(--text-color);
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

h2 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.card {
    background: var(--card-bg);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
}

.loading {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-muted);
}

.error {
    color: #ff6b6b;
    text-align: center;
    margin: 1rem 0;
    display: none;
}

.details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.hidden {
    display: none;
}

.detail-group {
    background: rgba(255, 255, 255, 0.03);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.detail-item:last-child {
    border-bottom: none;
}

.label {
    font-weight: 600;
    color: var(--text-muted);
}

.refresh-btn {
    display: block;
    width: 100%;
    padding: 0.8rem;
    margin-top: 1.5rem;
    background-color: var(--primary-color);
    color: var(--text-color);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.2s;
}

.refresh-btn:hover {
    background-color: var(--primary-hover);
}

.counter {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 14px;
    color: var(--text-muted);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-align: center;
    background-color: var(--card-bg);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.counter:hover {
    border-color: var(--primary-color);
    color: var(--text-color);
    transform: translateX(-50%) translateY(-2px);
    box-shadow: 0 6px 8px rgba(0, 0, 0, 0.3);
}

.counter #visits {
    color: var(--primary-color);
    font-weight: 500;
    margin-left: 4px;
}

@media (max-width: 480px) {
    .container {
        margin: 1rem auto;
    }
    
    .card {
        padding: 1rem;
    }
    
    .detail-item {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .detail-group {
        padding: 1rem;
    }
}