:root {
    --bg-color: #d5dfe5;
    --tone-one: #c4d1d9;
    --tone-two: #8da3b0;
    --primary-color: #999999;
    --secondary-color: #CCCCCC;
    --darkGrey: #808080;
    --text: #111827;
    --text-two: #ffffff;
    --border-color: #000000;
    --azure: #46a9b1;
    --siemens-pale-azure: #d5dfe5;
    --siemens-yellow: #f8ac00;
    --siemens-green: #b7ba00;
    --siemens-blue: #005c81;
}

body {
    display: grid;
    grid-template: 50px 100px minmax(0, 1fr) 45px/60px 1fr 100px 1fr 120px;
    font-family: 'Segoe UI', sans-serif;
    background-color: var(--bg-color);
    height: 100vh;
    width: 100vw;
    margin:0;
    padding:0;
    overflow: hidden;
}

.main {
    grid-column: 2 / span 3;
    grid-row: 2 / span 2;
    min-height: 0;
    padding: 20px 20px;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: stretch;
    text-align: center;
    gap: 10px;
    overflow: hidden;
}

.left {
    grid-column: 1 / span 1;
    grid-row: 1/ span 4;
    padding: 10px 10px;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: stretch;
    gap: 0px;
}

.right {
    grid-column: 5 ;
    grid-row: 1;
    padding: 10px 10px;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: stretch;
    gap: 0px;
}

.footer {
    grid-column: 1 / span 5;
    grid-row: 4;
    padding: 15px 20px;
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    gap: 15px;
}

 h1 {
    color: var(--azure);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    width: 100%;
    text-align: center;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--tone-two);
}

.btn {
    background: var(--tone-one);
    color: var(--text);
    text-decoration: none;
    border: none;
    border-radius: 0px;
    padding: 5px 10px;
    font-size: 15px;
}

.btn:hover {
    cursor: pointer;
    background: var(--tone-two);
    color: var(--text-two);
}

.btn:active {
    transform: scale(0.98);
    background: var(--tone-two);
    color: var(--text-two);
}

input:disabled,
select:disabled {
    background-color: var(--secondary-color) !important;
    color: var(--darkGrey) !important;
    cursor: not-allowed;
    opacity: 0.7;
 }