/* Calculator specific styles */
#calculatorContent .main-content {
    max-width: 600px;
    width: 100%;
    padding: var(--spacing-md); /* 20px */
    box-sizing: border-box;
    text-align: center;
}

#calculatorContent h2 {
    color: var(--primary-blue);
    font-size: var(--spacing-lg); /* 2rem */
    margin-bottom: var(--spacing-md); /* 20px */
}

#calculatorContent label {
    font-weight: 500;
    margin-top: var(--spacing-sm); /* 1rem */
    display: block;
    text-align: left;
    color: var(--medium-text);
}

#calculatorContent input,
#calculatorContent select {
    width: 100%;
    padding: 0.75rem var(--spacing-sm); /* 1rem */
    margin-top: var(--spacing-xs); /* 0.5rem */
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    font-size: var(--spacing-sm); /* 1rem */
    transition: border-color 0.2s, box-shadow 0.2s;
}

#calculatorContent input:focus,
#calculatorContent select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

/* Calculator buttons inherit from global button style, but specific margins can be adjusted */
#calculatorContent button {
    margin-top: var(--spacing-md); /* 1.5rem */
    margin-left: var(--spacing-xs); /* 0.5rem */
    margin-right: var(--spacing-xs); /* 0.5rem */
    box-shadow: 0 4px 12px rgba(0,0,0,0.1); /* Ensure consistency with global button shadow */
}

#loginForm {
    text-align: center;
    margin-top: 50px; /* Specific margin for login form */
}

#loginForm h2 {
    color: var(--primary-blue);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md); /* 1.5rem */
}

#passwordInput {
    padding: 0.75rem var(--spacing-sm); /* 1rem */
    margin: var(--spacing-xs); /* 0.5rem */
    border-radius: 8px;
    border: 1px solid var(--border-color);
    font-size: var(--spacing-sm); /* 1rem */
    width: 250px;
}

#errorMessage {
    color: var(--error-red);
    margin-top: var(--spacing-sm); /* 1rem */
    min-height: 1.5rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-lg); /* 2rem */
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    border-radius: 8px; /* Added for consistency */
    overflow: hidden; /* Ensures border-radius applies to children */
}

th, td {
    border: 1px solid var(--medium-gray-bg);
    padding: 0.75rem var(--spacing-sm); /* 1rem */
    text-align: center;
}

th {
    background-color: var(--medium-gray-bg); /* Use variable */
    color: var(--dark-text); /* Use variable */
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

tr:nth-child(even) {
    background-color: #f9fafb; /* Lightest gray for alternating rows */
}

#output {
    margin-top: var(--spacing-lg); /* 2rem */
}

#regNumber {
    text-transform: uppercase;
}

.footer .home-link {
    margin-top: var(--spacing-sm); /* 1rem */
    font-size: var(--spacing-sm); /* 1rem */
}