:root {
    --background: #000305;
    --panel: #071017;
    --border: #20313a;
    --text: #f1f5f7;
    --muted: #9aa8b0;

    --ecg: #20ff35;
    --spo2: #00e9f5;
    --resp: #fff000;
    --defib: #20ff35;
}

* {
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    height: 100%;
    margin: 0;
    overflow: hidden;
    background: var(--background);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
}

.monitor-screen {
    width: 100%;
    height: 100vh;
    height: 100dvh;
    padding: 6px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    overflow: hidden;
    background: #000305;
}

/* HEADER */

.monitor-header {
    flex: 0 0 76px;
    min-height: 0;
    display: flex;
    align-items: stretch;
    overflow: hidden;
    border: 1px solid #243640;
    border-radius: 6px;
    background: #0a131b;
}

.patient-mode,
.bed-number,
.timer {
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: 1px solid #243640;
    flex-shrink: 0;
}

.patient-mode {
    flex-basis: 95px;
    flex-direction: column;
    gap: 3px;
    font-size: 14px;
}

.mode-icon {
    font-size: 23px;
}

.bed-number {
    flex-basis: 65px;
    font-size: 42px;
    font-weight: 700;
}

.timer {
    flex-basis: 150px;
    font-size: clamp(23px, 2.5vw, 39px);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.header-device {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    padding: 0 12px;
    font-size: 13px;
}

.brand-name {
    white-space: nowrap;
}

#deviceSelect {
    width: min(235px, 25vw);
    min-width: 100px;
    padding: 9px;
    border: 1px solid #354954;
    border-radius: 5px;
    background: #111f29;
    color: white;
    font-size: 13px;
}

.connection-dot {
    flex: 0 0 11px;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: #888;
}

.connection-dot.online {
    background: #00ff77;
    box-shadow: 0 0 8px #00ff7755;
}

.connection-dot.offline {
    background: #ff3434;
}

#timestamp {
    color: #d0d7dc;
    white-space: nowrap;
    font-size: 12px;
}

/* PATIENT INFORMATION */

.patient-strip {
    flex: 0 0 55px;
    min-height: 0;
    display: flex;
    align-items: center;
    gap: clamp(12px, 3vw, 48px);
    padding: 5px 14px;
    border: 1px solid #18272f;
    border-radius: 5px;
    background: #050a0e;
    overflow: hidden;
}

.patient-field {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.field-label {
    color: var(--muted);
    font-size: 11px;
    letter-spacing: 0.7px;
}

.field-value {
    max-width: 260px;
    overflow: hidden;
    color: #f5f7f8;
    font-size: 15px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* MAIN LAYOUT */

.monitor-main {
    flex: 1 1 0;
    min-height: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(220px, 18%);
    gap: 6px;
    overflow: hidden;
}

/* WAVEFORMS */

.waveform-panel {
    min-width: 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: #000405;
}

.waveform-heading {
    flex: 0 0 22px;
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 0 9px;
    color: var(--ecg);
    font-size: 15px;
    font-weight: 700;
}

.waveform-grid {
    flex: 1 1 0;
    min-height: 0;
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: repeat(3, minmax(0, 1fr));
    gap: 4px;
    overflow: hidden;
}

.waveform-box {
    position: relative;
    min-width: 0;
    min-height: 0;
    padding: 4px 6px;
    overflow: hidden;
    background-color: #000506;
    border: 1px solid #10252b;
    border-radius: 2px;
}

.waveform-label {
    position: absolute;
    z-index: 2;
    top: 4px;
    left: 7px;
    color: #d8e0e3;
    font-size: 13px;
    font-weight: 700;
    pointer-events: none;
}

.waveform-box canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}

/* VITALS */

.vitals-panel {
    min-width: 0;
    min-height: 0;
    display: grid;
    grid-template-rows: repeat(4, minmax(0, 1fr));
    gap: 3px;
    overflow: hidden;
    background: #000405;
}

.monitor-vital {
    position: relative;
    min-width: 0;
    min-height: 0;
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto 1fr auto;
    padding: 8px 10px;
    border-bottom: 1px solid #19262c;
    overflow: hidden;
}

.monitor-vital-label {
    grid-column: 1;
    font-size: clamp(14px, 1.3vw, 21px);
    font-weight: 700;
}

.monitor-vital-unit {
    grid-column: 1;
    margin-top: 3px;
    font-size: 12px;
}

.vital-value {
    grid-column: 2;
    grid-row: 1 / span 3;
    align-self: center;
    font-size: clamp(30px, 3.5vw, 65px);
    line-height: 1;
    font-weight: 400;
    text-align: right;
    overflow-wrap: anywhere;
    font-variant-numeric: tabular-nums;
}

.ecg-vital {
    color: var(--ecg);
}

.spo2-vital {
    color: var(--spo2);
}

.resp-vital {
    color: var(--resp);
}

.defib-vital {
    color: var(--defib);
}

.vital-limits {
    grid-column: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    align-self: end;
    font-size: 11px;
}

.vital-extra {
    grid-column: 1 / -1;
    display: flex;
    justify-content: space-between;
    gap: 8px;
    align-self: end;
    font-size: 12px;
    white-space: nowrap;
}

.vital-extra strong {
    margin-left: 3px;
}


/* NIBP — Mindray-style bottom panel */

.nibp-panel {
    position: relative;
    flex: 0 0 88px;
    min-height: 0;
    display: block;
    padding: 0;
    border: 1px solid #20313a;
    border-radius: 5px;
    background: #071017;
    overflow: hidden;
}

/* NIBP label */
.nibp-panel .nibp-heading {
    position: absolute;
    left: 16px;
    top: 12px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    margin: 0;
    padding: 0;
}

.nibp-panel .nibp-heading strong {
    font-size: 24px;
    line-height: 1.1;
}

.nibp-panel .nibp-heading span {
    font-size: 13px;
    line-height: 1.1;
}

/* BP limits: 160 / 90 */
.nibp-panel .nibp-limits {
    position: absolute;
    left: 17%;
    top: 22px;
    display: flex;
    flex-direction: column;
    gap: 9px;
    margin: 0;
    padding: 0;
    font-size: 12px;
    line-height: 1;
}

.nibp-panel .nibp-reading {
    position: absolute;
    left: 40%;
    top: 38px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0;
    margin: 0;
    padding: 0;
}

/* Systolic / diastolic */
.nibp-panel .nibp-pressure {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: clamp(32px, 3.5vw, 46px);
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
}

.nibp-panel .nibp-divider {
    font-size: inherit;
    font-weight: 400;
}

/* MAP below BP */
.nibp-panel .nibp-map {
    align-self: flex-end;
    margin: 2px 4px 0 0;
    font-size: 17px;
    line-height: 1;
    white-space: nowrap;
}

/* Measurement time */
.nibp-panel .nibp-time {
    position: absolute;
    left: 40%;
    top: 12px;
    display: flex;
    align-items: center;
    gap: 2px;
    margin: 0;
    font-size: 14px;
    line-height: 1;
    white-space: nowrap;
}

/* Status indicator */
.nibp-panel .nibp-status {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #00ff77;
}

.nibp-panel .nibp-status.inactive {
    background: #66737a;
}

/* SHORT SCREENS */

@media (max-height: 700px) {
    .monitor-header {
        flex-basis: 58px;
    }

    .patient-strip {
        flex-basis: 45px;
    }

    .waveform-heading {
        flex-basis: 18px;
    }

    .nibp-panel {
        flex-basis: 66px;
    }

    .monitor-vital {
        padding: 4px 7px;
    }

    .monitor-vital-unit,
    .vital-limits,
    .vital-extra {
        font-size: 10px;
    }

    .monitor-vital-label {
        font-size: 14px;
    }
}

/* SMALLER SCREENS */

@media (max-width: 900px) {
    .monitor-header {
        flex-basis: 56px;
    }

    .patient-mode {
        flex-basis: 60px;
        font-size: 11px;
    }

    .bed-number {
        flex-basis: 42px;
        font-size: 30px;
    }

    .timer {
        flex-basis: 85px;
        font-size: 22px;
    }

    .header-device {
        gap: 6px;
        padding: 0 6px;
        font-size: 11px;
    }

    #deviceSelect {
        width: 145px;
        padding: 6px;
        font-size: 11px;
    }

    .monitor-main {
        grid-template-columns: minmax(0, 1fr) minmax(145px, 24%);
    }

    .patient-strip {
        gap: 12px;
        padding: 5px 8px;
    }

    .field-value {
        font-size: 12px;
    }

    .nibp-panel {
        flex-basis: 65px;
        grid-template-columns: 65px 30px minmax(100px, 1fr) 20px;
        gap: 4px;
        padding: 4px 6px;
    }

    .nibp-heading strong {
        font-size: 19px;
    }

    .nibp-pressure {
        font-size: 25px;
        gap: 5px;
    }

    .nibp-map {
        font-size: 14px;
    }

    .nibp-time {
        left: 50%;
        top: 3px;
        font-size: 10px;
    }
}

@media (max-width: 600px) {
    .patient-mode {
        display: none;
    }

    .bed-number {
        flex-basis: 35px;
        font-size: 23px;
    }

    .timer {
        flex-basis: 65px;
        font-size: 18px;
    }

    .brand-name,
    .monitor-info {
        display: none;
    }

    .header-device {
        gap: 5px;
    }

    #deviceSelect {
        min-width: 75px;
        width: 100px;
    }

    #timestamp {
        display: none;
    }

    .monitor-main {
        grid-template-columns: minmax(0, 1fr) 115px;
    }

    .vital-value {
        font-size: clamp(22px, 6vw, 35px);
    }

    .monitor-vital-label {
        font-size: 12px;
    }

    .monitor-vital-unit {
        font-size: 10px;
    }

    .vital-extra {
        flex-wrap: wrap;
        gap: 3px;
        font-size: 9px;
    }

    .patient-strip {
        gap: 8px;
    }

    .field-label {
        font-size: 9px;
    }

    .field-value {
        max-width: 110px;
        font-size: 11px;
    }

    .nibp-panel {
        grid-template-columns: 50px 22px minmax(80px, 1fr) 15px;
    }

    .nibp-heading strong {
        font-size: 16px;
    }

    .nibp-heading span,
    .nibp-limits {
        font-size: 9px;
    }

    .nibp-pressure {
        font-size: 20px;
    }

    .nibp-divider {
        font-size: 22px;
    }

    .nibp-map {
        font-size: 11px;
    }

    .nibp-status {
        width: 8px;
        height: 8px;
    }
}

/* FIX: Keep the complete NIBP reading visible */
.nibp-panel {
    flex: 0 0 105px;
    min-height: 105px;
}

.nibp-panel .nibp-reading {
    top: 30px;
}

.nibp-panel .nibp-pressure {
    font-size: clamp(28px, 3vw, 42px);
    line-height: 1.1;
}

.nibp-panel .nibp-map {
    margin-top: 3px;
    font-size: 15px;
    line-height: 1.1;
}

.nibp-panel .nibp-time {
    top: 10px;
}

.nibp-panel .nibp-heading {
    top: 12px;
}

/* Short screen adjustment */
@media (max-height: 700px) {
    .nibp-panel {
        flex-basis: 85px;
        min-height: 85px;
    }

    .nibp-panel .nibp-reading {
        top: 25px;
    }

    .nibp-panel .nibp-pressure {
        font-size: clamp(25px, 2.8vw, 34px);
    }

    .nibp-panel .nibp-map {
        font-size: 13px;
    }
}