:root {
    --primary-color: #000000cc;
    --secondary-color: #000000cc;
    --accent-color: #000000cc;
    --dark-color: #1a1a2e;
    --light-color: #f8f9fa;
    --success-color: #4cc9f0;
    --warning-color: #f8961e;
    --error-color: #f72585;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f7ff;
    color: var(--dark-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

header p {
    color: #666;
    font-size: 1.1rem;
}

.lookup-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 2rem;
    margin-bottom: 2rem;
}

.input-group {
    display: flex;
    margin-bottom: 1.5rem;
}

.input-group input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

.input-group input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(72, 149, 239, 0.2);
}

.input-group button {
    padding: 0 1.5rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
}

.input-group button:hover {
    background-color: var(--secondary-color);
}

.record-type-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.record-type {
    padding: 0.5rem 1rem;
    background-color: #e9ecef;
    border-radius: 20px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
}

.record-type:hover {
    background-color: #dee2e6;
}

.record-type.active {
    background-color: var(--primary-color);
    color: white;
}

.results-container {
    display: none;
    margin-top: 2rem;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.results-header h2 {
    color: var(--primary-color);
}

.copy-btn {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.copy-btn:hover {
    background-color: var(--secondary-color);
}

.result-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

.result-table th,
.result-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.result-table th {
    background-color: #f8f9fa;
    font-weight: 600;
}

.result-table tr:hover td {
    background-color: #f8f9fa;
}

.error-message {
    color: var(--error-color);
    background-color: #f8d7da;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    display: none;
}

.history-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 2rem;
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.history-header h2 {
    color: var(--primary-color);
}

.clear-history {
    background-color: #f8d7da;
    color: var(--error-color);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.clear-history:hover {
    background-color: #f1aeb5;
}

.history-list {
    list-style: none;
}

.history-item {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
}

.history-item:hover {
    background-color: #f8f9fa;
}

.history-item .domain {
    font-weight: 600;
}

.history-item .time {
    color: #666;
    font-size: 0.9rem;
}

.loader {
    display: none;
    text-align: center;
    margin: 1rem 0;
}

.loader i {
    color: var(--primary-color);
    font-size: 2rem;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.additional-info {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.5rem;
}

.info-card {
    flex: 1;
    min-width: 200px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 1.5rem;
}

.info-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.info-card p {
    color: #666;
}

.empty-history {
    text-align: center;
    color: #666;
    padding: 2rem 0;
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    .input-group {
        flex-direction: column;
    }

    .input-group input {
        border-radius: var(--border-radius);
        margin-bottom: 0.5rem;
    }

    .input-group button {
        border-radius: var(--border-radius);
        padding: 0.75rem;
    }

    .additional-info {
        flex-direction: column;
    }
}