:root{
    --primary-color: #356aff;
    --bg-color: #f5f5f5;
    --light-bg-color: #fff;
    --text-color: #111116;
    --light-text-color: #cdccd1;
    --primary-text-color: #fff;
}

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Poppins",sans-serif;
}

body{
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    background-color: var(--bg-color);
}

body.dark{
    --bg-color: #111116;
    --light-bg-color: #1c1b20;
    --text-color: #fff;
    --light-text-color: #58575c;
}

.container{
    position: relative;
    width: 1200px;
    padding: 0 20px;
    display: flex;
    gap: 10px;
}

.container .card{
    flex: 1;
    padding: 30px;
    border-radius: 20px;
    background-color: var(--light-bg-color);
}

.card .from,
.card .to{
    display: flex;
    align-items: center;
    gap: 20px;
}

.card .heading{
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--light-text-color);
    white-space: nowrap;
}

.dropdown-container{
    position: relative;
    margin-bottom: 10px;
    width: 100%;
}

.dropdown-container .dropdown-toggle{
    display: flex;
    align-items: center;
    padding: 15px 20px;
    border-radius: 30px;
    background: var(--bg-color);
    cursor: pointer;
    transition: all 0.3s;
}

.dropdown-container .dropdown-toggle span{
    flex: 1;
    margin-left: 10px;
}

.dropdown-container .dropdown-toggle i{
    font-size: 20px;
    transition: transform 0.3s ease;
}

.dropdown-container.active .dropdown-toggle{
    border-radius: 20px 20px 0 0;
}

.dropdown-container .dropdown-menu{
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 300px;
    overflow: auto;
    display: none;
    padding: 20px;
    z-index: 1;
    list-style: none;
    flex-direction: column;
    background-color: var(--bg-color);
    transition: all 0.3s;
    border-radius: 0 0 20px 20px;
}

.dropdown-container .dropdown-menu::-webkit-scrollbar{
    display: none;
}

.dropdown-container.active .dropdown-menu{
    display: flex;
}

.dropdown-container.active .dropdown-menu li{
    padding: 10px 20px;
    border-radius: 20px;
    cursor: pointer;
    margin-bottom: 5px;
    border-bottom: 1px solid var(--light-bg-color);
    transition: all 0.3s;
}

.dropdown-container.active .dropdown-menu li.active{
    color: var(--primary-text-color);
    background-color: var(--primary-color);
}

.dropdown-container.active .dropdown-menu li:not(.active):hover {
    background-color: var(--light-bg-color);
}

.container .text-area{
    position: relative;
}

.container textarea{
    width: 100%;
    padding: 20px;
    margin: 10px 0;
    background-color: transparent;
    resize: none;
    outline: none;
    border: none;
    color: var(--text-color);
    font-size: 18px;
}

.container .text-area .chars{
    position: absolute;
    bottom: 0;
    right: 0;
    padding: 10px;
    font-size: 0.8rem;
    color: var(--light-text-color);
}

.card-bottom{
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    padding-top: 20px;
    border-top: 2px solid var(--bg-color);
}

.card-bottom p{
    margin-bottom: 20px;
}

.card-bottom label{
    height: 50px;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 0 20px;
    cursor: pointer;
    border-radius: 30px;
    background-color: var(--bg-color);
}

.card-bottom label:hover{
    color: var(--primary-text-color);
    background-color: var(--primary-color);
}

.card-bottom span{
    font-size: 12px;
    pointer-events: none;
}

.card-bottom i{
    font-size: 20px;
}

.card-bottom button{
    height: 50px;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 0 20px;
    cursor: pointer;
    border-radius: 30px;
    border: none;
    outline: none;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.card-bottom button:hover{
    color: var(--primary-text-color);
    background-color: var(--primary-color);
}

.card-bottom .controls .icons i{
    padding: 10px 12px;
    font-size: 18px;
    cursor: pointer;
    position: relative;
    align-items:center ;
    justify-content: space-between;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 5px solid var(--bg-color);
    transition: all 0.3s;
    color: var(--text-color);
    background-color: var(--light-text-color);
}

.card-bottom .controls .icons i:hover{
    color: var(--light-bg-color);
    background-color: var(--primary-color);
}

.container .center{
    position: relative;
}

.swap-position{
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    border: 5px solid var(--bg-color);
    transition: all 0.3s;
    color: var(--light-bg-color);
    background-color: var(--primary-color);
}

.swap-position i{
    font-size: 25px;
}

.swap-position:hover{
    transform: translateX(-50%) scale(1.1);
}

.mode{
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1;
}

.toggle{
    position: relative;
    cursor: pointer;
}

.toggle-track{
    width: 24px;
    height: 50px;
    border-radius: 30px;
    display: flex;
    align-items: center;
    flex-direction: column;
    padding: 3px 0;
    justify-content: space-between;
    border: 1px solid var(--light-text-color);
    background-color: var(--light-bg-color);
    transition: all 0.3s ease;
}

.toggle-checkbox{
    display: none;
}

.toggle-thumb{
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--primary-color);
    transition: all 0.5s;
}

.toggle input:checked ~ .toggle-thumb{
    transform: translateY(25px);
}

.toggle img{
    width: 20px;
    height: 20px;
}