:root {
    --primary-bg: #121212;
    --secondary-bg: #1e1e1e;
    --accent-color: #4CAF50;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-color: #333333;
    --hover-bg: #2d2d2d;
}

.kd-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 20px;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    border-radius: 12px;
}

.kd-input-section {
    background: var(--secondary-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.kd-textarea {
    background: #2a2a2a;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    transition: border-color 0.3s ease;
}

.kd-textarea:focus {
    border-color: var(--accent-color);
    outline: none;
}

.kd-button {
    background: var(--accent-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.kd-results {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
}

.kd-table {
    background: #252525;
}

.kd-table th {
    background: #1a1a1a;
    font-weight: 600;
}

.kd-table td {
    border-color: var(--border-color);
}

.kd-presence {
    text-align: center;
    font-weight: bold;
}

.kd-presence:not(:contains("N/A")) {
    color: var(--accent-color);
}

.kd-presence[data-value="false"] {
    color: #ff4444;
}

.kd-loading {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: #2a2a2a;
    border-radius: 8px;
}

.kd-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255,255,255,0.2);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: kd-spin 1s linear infinite;
}

@keyframes kd-spin {
    to { transform: rotate(360deg); }
}