:root {
    --primary-color: #2962ff;
    --primary-dark: #1a237e;
    --primary-light: #768fff;
    --text-color: #2c3e50;
    --text-secondary: #607d8b;
    --background-color: #f8fafc;
    --card-color: #ffffff;
    --border-color: #e0e0e0;
    --success-color: #00c853;
    --error-color: #d50000;
    --warning-color: #ff6d00;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
}

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

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
}

.status-container {
    background-color: var(--card-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 600px;
    overflow: hidden;
}

.header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 2rem;
    text-align: center;
}

.header h1 {
    margin: 0;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.header-subtitle {
    opacity: 0.9;
    font-weight: 300;
    margin-top: 0.5rem;
}

.main-content {
    padding: 2rem;
}

.status-card {
    text-align: center;
    margin-bottom: 2rem;
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 500;
    margin: 1rem 0;
    transition: all 0.3s ease;
    background: var(--card-color);
    box-shadow: var(--shadow-sm);
}

.status-icon {
    margin-right: 0.75rem;
}

.checking {
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.available {
    color: var(--success-color);
    background-color: rgba(0, 200, 83, 0.1);
}

.unavailable {
    color: var(--error-color);
    background-color: rgba(213, 0, 0, 0.1);
}

.last-checked {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0.5rem 0 1rem;
}

.refresh-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
}

.refresh-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.refresh-btn:active {
    transform: translateY(0);
}

.api-details {
    background-color: var(--card-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    margin: 2rem 0;
}

.api-detail-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

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

.detail-icon {
    color: var(--primary-color);
    margin-right: 1rem;
}

.detail-content {
    flex: 1;
}

.api-detail-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.detail-value {
    font-weight: 500;
    color: var(--text-color);
}

.log-container {
    background-color: var(--card-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-top: 2rem;
    max-height: 300px;
    overflow: auto;
}

.log-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background-color: var(--background-color);
    border-bottom: 1px solid var(--border-color);
    font-weight: 500;
    color: var(--text-secondary);
    position: sticky;
    top: 0;
}

#api-log div {
    padding: 0.5rem 1rem;
    border-bottom: 1px solid var(--border-color);
    font-family: monospace;
    font-size: 0.875rem;
}

#api-log div:last-child {
    border-bottom: none;
}

.footer {
    padding: 1.5rem;
    text-align: center;
    background-color: var(--background-color);
    border-top: 1px solid var(--border-color);
}

.footer-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-link:hover {
    color: var(--primary-color);
}

.refresh-btn:active {
    transform: translateY(1px);
}

.api-details {
    margin-top: 1.5rem;
    text-align: left;
    background-color: var(--background-color);
    padding: 1rem;
    border-radius: 4px;
    font-size: 0.9rem;
    display: none;
}

.api-details.visible {
    display: block;
}

.api-detail-item {
    margin-bottom: 0.5rem;
}

.api-detail-label {
    font-weight: 500;
    color: #616161;
    display: inline-block;
    width: 100px;
}

@media (max-width: 480px) {
    .status-container {
        padding: 1.5rem;
        width: 95%;
    }
    
    .refresh-btn {
        padding: 0.6rem 1.2rem;
    }
}