body {
    background-color: #d4e1fa;
    width: 100vw;
    height: 100vh;
    margin: 0;
    font-family: "Quantico", sans-serif;
    background-image: url("background.jpg");
    background-size: cover;
    overflow: hidden;
}

/* top bar */
#topbar-widgets {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

#topbar-apps {
    border-right: solid 1px black;
    flex: 1;
}

#clock {
    background-color: #303030;
    color: white;
    border-radius: 4px;
    padding: 0.1rem;
}

#topbar {
    background-color: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0.1rem;
    flex-direction: row;
}

/* desktop */
#desktop {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    flex-direction: row;
}

.selectedIcon {
    background-color: rgba(10, 100, 255, 0.4);
}

#desktop .appicon {
    width: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin: 8px;
}

#desktop .appicon img {
    width: 80%;
}

.appicon-label {
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    padding: 4px 2px;
    border-radius: 4px;
    text-align: center;
    width: min-content;
    margin: auto;
}

/* windows */
.winbar {
    display: flex;
    flex-direction: row;
    cursor: grab;
}

.close-button {
    background-color: transparent;
    border: none;
    font-size: 16px;
    cursor: pointer;
}

.open-button {
    border: none;
    padding: 4px;
    margin-left: 6px;
    border-radius: 2px;
    padding-top: 6px;
    font-weight: bold;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
}

.winbar-title {
    display: flex;
    flex: 1;
    justify-content: center;
    align-items: center;
    pointer-events: none;
}

.winbar-buttons {
    margin-right: 8px;
}

.winbar {
    text-align: center;
    width: 100%;
    padding: 4px 0;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
    border-radius: 8px 8px 0 0;
    font-weight: bold;
    font-size: 20px;
}

.window-body {
    padding: 0.5rem;
    overflow-y: auto;
    background-color: #e3ebfa;
    min-height: 10px;
    border-radius: 0px 0px 8px 8px;
}

.window {
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    width: fit-content;
    height: fit-content;
    position: absolute;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
}

/* stats window */
#system-stats {
    width: 50%;
}
#system-stats .window-body {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    overflow: hidden;
    flex-wrap: wrap;
}

#system-stats .window-body div {
    border: solid;
    width: 60px;
    text-align: center;
}

/* welcome window */
#welcome img {
    width: 300px;
    border-radius: 2rem;
}

#welcome .window-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 40vw;
    height: 60vh;
}

/* calculator */
#calc-result {
    background-color: #fff;
    color: #333;
    font-size: 2.5rem;
    font-weight: bold;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    margin: 0 0 1rem 0;
    text-align: right;
    min-height: 2rem;
    overflow: hidden;
}

#calculator table {
    border-collapse: collapse;
    margin: 0 auto;
}

#calculator td {
    width: 50px;
    height: 50px;
    background-color: #fff;
    border: 1px solid #ccc;
    border-radius: 6px;
    text-align: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition:
        background-color 0.2s,
        transform 0.1s;
    user-select: none;
}

#calculator td:hover {
    background-color: #f0f0f0;
}

#calculator td:active {
    background-color: #d0d0d0;
    transform: scale(0.95);
}

#calculator td:first-child {
    border-radius: 6px 0 0 6px;
}

#calculator td:last-child {
    border-radius: 0 6px 6px 0;
}

#calculator tr:first-child td:first-child {
    border-radius: 6px 0 0 0;
}

#calculator tr:first-child td:last-child {
    border-radius: 0 6px 0 0;
}

#calculator tr:last-child td:first-child {
    border-radius: 0 0 0 6px;
}

#calculator tr:last-child td:last-child {
    border-radius: 0 0 6px 0;
}

/* operator buttons */
#calculator tr:first-child td {
    background-color: #4a90d9;
    color: white;
}

#calculator tr:first-child td:hover {
    background-color: #3a80c9;
}

#calculator tr:first-child td:active {
    background-color: #2a70b9;
}

/* clear button */
#calculator td:last-child {
    background-color: #d9534f;
    color: white;
}

#calculator td:last-child:hover {
    background-color: #c9433f;
}

#calculator td:last-child:active {
    background-color: #b9332f;
}

/* Rainbow links */
#welcome a {
    background: linear-gradient(
        to right,
        red,
        orange,
        green,
        blue,
        indigo,
        red
    );
    background-size: 400% 100%;

    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;

    /* Animate seamlessly */
    animation: rainbow-shift 8s linear infinite;
}

@keyframes rainbow-shift {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 400% 50%;
    }
}

/* Scrollbar styles */
:root {
    --sb-track-color: #232e33;
    --sb-thumb-color: #235496;
    --sb-size: 14px;
}

*::-webkit-scrollbar {
    width: var(--sb-size);
}

*::-webkit-scrollbar-track {
    background: var(--sb-track-color);
    border-radius: 3px;
}

*::-webkit-scrollbar-thumb {
    background: var(--sb-thumb-color);
    border-radius: 3px;
}

@supports not selector(::-webkit-scrollbar) {
    * {
        scrollbar-color: var(--sb-thumb-color) var(--sb-track-color);
    }
}