:root {
    --accent: #f84d05;
    --teal: #00a9a1;
}

html,
body {
    height: 100%;
    margin: 0;
}

body {
    background: var(--bs-body-bg);
    color: var(--bs-body-color);
}

.serial-shell {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.serial-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .75rem;
    padding: .6rem .85rem;
    border-bottom: 1px solid var(--bs-border-color);
    background: var(--bs-body-bg);
}

.brand {
    display: flex;
    align-items: center;
    gap: .55rem;
    font-size: .92rem;
    font-weight: 600;
}

.brand img {
    width: 26px;
    height: 26px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: .6rem;
}

.status {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    color: var(--bs-secondary-color);
    font-size: .76rem;
}

.status svg {
    width: 10px;
    height: 10px;
    fill: currentColor;
}

.status.connected {
    color: var(--teal);
}

.icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    background: transparent;
    color: var(--bs-secondary-color);
    padding: .3rem;
    border-radius: 4px;
}

.icon-button:hover {
    color: var(--bs-primary);
    background: var(--bs-secondary-bg);
}

.icon-button svg,
.toolbar svg,
.serial-input-row svg,
.unsupported svg {
    width: 15px;
    height: 15px;
}

.serial-panel {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.toolbar {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .5rem .75rem;
    border-bottom: 1px solid var(--bs-border-color);
    background: var(--bs-tertiary-bg);
}

.toolbar select {
    width: auto;
}

.toolbar select#serialLineEnding {
    min-width: 8.5rem;
}

.unit,
.autoscroll {
    color: var(--bs-secondary-color);
    font-size: .75rem;
    white-space: nowrap;
}

.autoscroll {
    display: inline-flex;
    gap: .3rem;
    align-items: center;
    margin-left: .25rem;
}

.serial-output {
    flex: 1;
    overflow: auto;
    margin: 0;
    padding: .5rem .75rem;
    color: var(--bs-body-color);
    cursor: default;
    font-family: 'Monaco', 'Consolas', 'Courier New', monospace;
    font-size: .8125rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
}

.empty-state {
    color: var(--bs-body-color);
}

.unsupported {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .5rem .75rem;
    color: var(--bs-warning-text-emphasis);
    background: var(--bs-warning-bg-subtle);
    border-bottom: 1px solid var(--bs-warning-border-subtle);
    font-size: .78rem;
}

.serial-input-row {
    display: flex;
    align-items: center;
    gap: .4rem;
    padding: .55rem .65rem;
    border-top: 1px solid var(--bs-border-color);
    background: var(--bs-tertiary-bg);
}

.serial-input-row input {
    min-width: 0;
    flex: 1;
}

.toolbar .btn.connected {
    background-color: var(--bs-success);
    border-color: var(--bs-success);
    color: white;
}

.toolbar .btn.connected:hover {
    background-color: var(--bs-danger);
    border-color: var(--bs-danger);
}

@media (max-width: 560px) {
    .toolbar {
        flex-wrap: wrap;
    }

    .autoscroll {
        margin-left: 0;
    }

    .toolbar .ms-auto {
        margin-left: 0 !important;
    }
}