.donut-section {
    height: 100dvh;
    display: grid;
    place-content: center;
    background-image: url(../images/bg_purple.png);
}

.donut {
    color: var(--pink);
    font-size: 1rem;
    line-height: 1;
    user-select: none;
}

.filler-aes .aes {
    align-self: center;
    justify-self: center;
    max-width: 100%;
}

.filler-aes {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr);
    align-content: stretch;
    justify-content: stretch;
    gap: clamp(2rem, 5vw, 5rem);
    cursor: auto;
    user-select: auto;
    padding: clamp(2rem, 5vw, 5rem);
}

.donut-holder {
    display: grid;
    place-content: center;

    align-self: stretch;
    justify-self: stretch;

    min-width: 0;
    min-height: 0;
}

@media (max-width: 60rem) {
    .filler-aes {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: auto minmax(0, 1fr);
    }
}

.aes {
    display: grid;
    gap: clamp(1.5rem, 4vw, 3rem);
    justify-items: start;
    color: var(--pink);
}

.aes label {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

#aes-key-input {
    width: 40ch;
    max-width: 100%;
    padding: 0.75rem 1rem;
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-size: 1rem;
    letter-spacing: 0.08em;
    color: var(--pink);
    background: transparent;
    border: 2px solid var(--pink);
    border-radius: 0;
}

#aes-key-input:focus {
    outline: 4px solid var(--pink);
    /* outline-offset: 2px; */
}

.aes-hint,
.aes-status {
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-top: 0.6rem;
    color: var(--pink);
}

.aes-hint { opacity: 0.55; }

.aes-status {
    min-height: 2.6em;
    max-width: 28ch;
}

.aes-status.is-error {
    opacity: 1;
}

.aes-state {
    display: flex;
    flex-wrap: wrap;
    align-items: start;
    gap: clamp(2rem, 6vw, 5rem);
}

.aes-panel h3 {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 400;
    opacity: 0.7;
    margin-bottom: 0.75rem;
}

.aes-grid {
    display: grid;
    grid-template-columns: repeat(4, 2.75rem);
    gap: 0.4rem;
}

.aes-cell {
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-size: 0.95rem;
    text-align: center;
    text-transform: lowercase;
    color: var(--pink);
    background: transparent;
    border: 1px solid var(--pink);
    border-radius: 0;
    padding: 0;
}

.aes-cell:focus {
    outline: 3px solid var(--pink);
    /* outline-offset: 1px; */
}

.aes-cell--out {
    border-style: dashed;
    opacity: 0.85;
}

.c0 {
    position: relative;
}