body {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    min-height: 100vh;
    font-family: 'Noto Sans KR', sans-serif;
}

.awg-container {
    width: 90%;
    max-width: 1200px;
    margin: 60px auto;
}

.page-header {
    text-align: center;
    margin-bottom: 40px;
}

.page-header h2 {
    font-weight: 700;
    color: #2c3e50;
    font-size: 2.2rem;
    margin-bottom: 10px;
}

.home-link {
    color: #555;
    text-decoration: none;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.5);
    padding: 5px 15px;
    border-radius: 20px;
    transition: all 0.2s;
}

.home-link:hover {
    background: white;
    color: #333;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.tool-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    padding: 30px;
    height: 100%;
    border: none;
}

.card-title {
    font-weight: 700;
    color: #444;
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 15px;
    margin-bottom: 25px;
    text-align: center;
}

/* Calculator Styles */
.calc-group {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 15px;
    border: 1px solid #e9ecef;
    margin-bottom: 15px;
}

.calc-label {
    font-weight: 600;
    color: #666;
    margin-bottom: 8px;
    display: block;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.calc-input {
    width: 100%;
    height: 50px;
    border-radius: 10px;
    border: 2px solid #e1e5eb;
    padding: 0 15px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.2s;
}

.calc-input:focus {
    border-color: #a8edea;
    outline: none;
    box-shadow: 0 0 0 3px rgba(168, 237, 234, 0.3);
}

.unit-badge {
    position: absolute;
    right: 15px;
    font-weight: 600;
    color: #888;
}

.conversion-arrow {
    text-align: center;
    font-size: 1.5rem;
    color: #adb5bd;
    margin: 10px 0;
}

/* Table Styles */
.table-responsive {
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid #e1e5eb;
}

.table th {
    background: #f1f3f5;
    color: #495057;
    font-weight: 600;
    text-align: center;
    border-bottom: 2px solid #dee2e6;
}

.table td {
    text-align: center;
    vertical-align: middle;
    color: #333;
    border-color: #f1f3f5;
}

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

.info-box {
    background: #e3f2fd;
    border: 1px solid #bbdefb;
    border-radius: 10px;
    padding: 20px;
    margin-top: 30px;
    color: #0d47a1;
}

.formula-box {
    background: #fff;
    padding: 15px;
    border-radius: 8px;
    font-family: monospace;
    margin-top: 10px;
    border: 1px solid #bbdefb;
}