body {
    font-family: 'Roboto', Arial, sans-serif;
    background: #f5f7fa;
    margin: 0;
    padding: 0;
}
.main-container {
    max-width: 900px;
    margin: 30px auto;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.10);
    padding: 0 0 30px 0;
}
.header {
    display: flex;
    align-items: center;
    padding: 24px 32px 0 32px;
}
.header img {
    height: 56px;
    margin-right: 18px;
}
.header h1 {
    color: #062d36;
    font-size: 2em;
    margin: 0;
    font-weight: 500;
    letter-spacing: 1px;
}
.actions-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 24px 32px;
    border-bottom: 2px solid #e0e0e0;
}
.actions-header .status {
    margin-left: auto; /* Pushes status to the right */
    margin-bottom: 0;
    padding: 8px 16px;
    font-weight: 500;
}
.actions-header .material-btn {
    margin: 0; /* Remove default margin for buttons in this header */
}
.material-tabs {
    display: flex;
    background: #062d36;
    border-radius: 16px 16px 0 0;
    overflow: hidden;
}
.material-tab {
    flex: 1;
    text-align: center;
    padding: 18px 0 14px 0;
    color: #fff;
    font-weight: 500;
    font-size: 1.1em;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    border: none;
    background: none;
    outline: none;
}
.material-tab.active {
    background: #fff;
    color: #062d36;
    border-bottom: 3px solid #062d36;
}
.tab-content {
    display: none;
    padding: 32px 32px 0 32px;
}
.tab-content.active {
    display: block;
}
.intro {
    margin-bottom: 24px;
    color: #333;
}
.status {
    padding: 10px;
    margin-bottom: 20px;
    border-radius: 5px;
    font-size: 1em;
    text-align: center;
}
.status.connected {
    background-color: #e8f5e9;
    color: #388e3c;
    border: 1px solid #c8e6c9;
}
.status.disconnected {
    background-color: #ffebee;
    color: #c62828;
    border: 1px solid #ffcdd2;
}
.material-btn {
    background: #062d36;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 10px 24px;
    font-size: 1em;
    font-weight: 500;
    cursor: pointer;
    margin: 8px 0;
    transition: background 0.2s;
}
.material-btn.secondary {
    background-color: #6c757d;
}
.material-btn.secondary:hover:not(:disabled) {
    background-color: #5a6268;
}
.material-btn:disabled {
    background: #b0bec5;
    cursor: not-allowed;
    opacity: 0.7;
}
.material-btn:hover:not(:disabled) {
    background: #14505e;
}
.section {
    margin-bottom: 32px;
}
.section h2 {
    color: #062d36;
    margin-top: 0;
}
.value-display {
    font-family: monospace;
    color: #062d36;
}
input[type="range"] {
    width: 100%;
}
select, input[type="text"], input[type="number"] {
    width: 100%;
    padding: 6px 8px;
    margin: 5px 0 12px 0;
    border: 1px solid #bdbdbd;
    border-radius: 4px;
    background: #fafafa;
    font-size: 1em;
    box-sizing: border-box;
}
input[type="date"] {
    width: 100%;
    padding: 6px 8px;
    margin: 5px 0 12px 0;
    border: 1px solid #bdbdbd;
    border-radius: 4px;
    background: #fafafa;
    font-family: inherit;
    font-size: 1em;
    color: #062d36;
    box-sizing: border-box;
    height: 32px;
    min-height: unset;
}
.sub-control {
    margin-left: 16px;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid #eee;
}
@media (max-width: 700px) {
    .main-container { padding: 0 0 20px 0; }
    .tab-content { padding: 18px 8px 0 8px; }
    .header { padding: 18px 8px 0 8px; flex-wrap: wrap; }
    .actions-header { flex-wrap: wrap; padding: 16px 8px; }
}
/* Accordion styles */
.accordion-section {
    margin-top: 10px;
}
.accordion-item {
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    margin-bottom: 14px;
    background: #fafbfc;
    box-shadow: 0 1px 4px rgba(6,45,54,0.04);
}
.accordion-header {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 16px 18px;
    user-select: none;
}
.accordion-header input[type="checkbox"] {
    accent-color: #062d36;
    width: 20px;
    height: 20px;
}
.accordion-header span {
    flex-shrink: 0;
}
.accordion-arrow {
    font-size: 1.3em;
    margin-left: 12px;
    transition: transform 0.2s;
}
.accordion-item.active .accordion-arrow {
    transform: rotate(90deg);
}
.accordion-content {
    display: none;
    padding: 0 24px 18px 54px;
}
.accordion-item.active .accordion-content {
    display: block;
}
.accordion-item.active {
    border-color: #062d36;
    box-shadow: 0 2px 8px rgba(6,45,54,0.10);
}
.testbar-wrap { position: relative; height: 32px; margin: 8px 0 8px 0; background: #e0e0e0; border-radius: 16px; overflow: hidden; }
.testbar { position: absolute; left: 0; top: 0; bottom: 0; width: 100%; background: #e0e0e0; border-radius: 16px; transition: background 0.2s; }
.testbar.testbar-hit { background: #388e3c; }
.testbar-marker { position: absolute; top: 0; bottom: 0; width: 3px; background: #062d36; border-radius: 2px; z-index: 2; }
.testbar-dot { position: absolute; top: 3px; width: 26px; height: 26px; background: #388e3c; border-radius: 50%; left: 50%; margin-left: -13px; z-index: 3; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: bold; font-size: 1em; transition: left 0.2s, background 0.2s; }
.testbar-dot.testbar-dot-inactive { background: #c62828; }
.header-status-block {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
    height: 44px;
    padding: 0 22px;
    border-radius: 18px;
    font-weight: 500;
    font-size: 1.08em;
    box-shadow: 0 2px 8px rgba(6,45,54,0.07);
    transition: background 0.2s, color 0.2s, box-shadow 0.2s;
    border: none;
    margin: 0 1.5vw 0 0;
    text-align: center;
    flex-direction: column;
}
#headerStatusText {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    height: 100%;
}
#headerStatusLive, #headerBreathLive {
    min-width: 180px;
    padding-left: 32px;
    padding-right: 32px;
}
#headerStatusLive {
    background: #f3f3f3;
    color: #888;
}
#headerStatusLive.connected {
    background: #e8f5e9;
    color: #388e3c;
}
#headerStatusLive.adapter {
    background: #fff3e0;
    color: #f57c00;
}
#headerBreathLive {
    background: #e3f2fd;
    color: #062d36;
}
@media (max-width: 700px) {
    .header-status-block {
        min-width: 90px;
        height: 38px;
        font-size: 0.98em;
        padding: 0 10px;
    }
}