:root {
    --bg: #121713;
    --panel: #353b36;
    --panel-hi: #424943;
    --panel-deep: #262c27;
    --panel-black: #171c18;

    --cream: #e5ddbd;
    --cream-dark: #b9af8d;
    --ink: #171914;

    --terminal: #03130b;
    --terminal-border: #192e21;
    --terminal-text: #79d88a;
    --terminal-muted: #4c8a5d;

    --green: #58c978;
    --green-deep: #194d2b;
    --red: #d3544d;
    --red-deep: #66251f;
    --amber: #d5a048;
    --white-lamp: #b9c0b8;

    --line: #171b17;
    --soft-line: rgba(0, 0, 0, .35);
    --shadow: rgba(0, 0, 0, .58);

    --radius: 3px;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: var(--bg);
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--cream);
    font-family: "Arial Narrow", "Roboto Condensed", "DIN Condensed", Arial, sans-serif;
    letter-spacing: .045em;
    background:
        linear-gradient(rgba(255,255,255,.015), rgba(0,0,0,.035)),
        repeating-linear-gradient(
            90deg,
            rgba(255,255,255,.012) 0,
            rgba(255,255,255,.012) 1px,
            transparent 1px,
            transparent 5px
        ),
        #121713;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 35% -15%, rgba(255,255,255,.07), transparent 34rem),
        radial-gradient(circle at 90% 10%, rgba(255,255,255,.025), transparent 22rem);
    mix-blend-mode: screen;
    opacity: .55;
}

button,
input {
    font: inherit;
}

button {
    color: inherit;
}

/* =========================================================
   MASTER CONSOLE
   ========================================================= */

.master-console {
    position: sticky;
    top: 0;
    z-index: 20;
    display: grid;
    grid-template-columns: minmax(320px, 1.2fr) minmax(620px, 1fr);
    min-height: 92px;
    border-bottom: 3px solid #090c0a;
    background:
        linear-gradient(180deg, rgba(255,255,255,.025), transparent 40%),
        #202620;
    box-shadow:
        inset 0 -1px 0 rgba(255,255,255,.04),
        0 8px 22px rgba(0,0,0,.4);
}

.master-title {
    display: grid;
    align-content: center;
    padding: .9rem 1.5rem;
    border-right: 2px solid #0e120f;
}

.brand {
    color: var(--cream);
    font-size: clamp(1.65rem, 3vw, 2.35rem);
    font-weight: 950;
    line-height: .95;
    letter-spacing: .115em;
    text-shadow: 0 2px 0 rgba(0,0,0,.45);
}

.subtitle {
    margin-top: .5rem;
    color: #aaa88f;
    font-size: .72rem;
    letter-spacing: .16em;
}

.master-indicators {
    display: grid;
    grid-template-columns: 1.2fr 1.3fr .7fr .9fr 1fr;
}

.master-item {
    position: relative;
    display: grid;
    align-content: center;
    gap: .4rem;
    min-width: 0;
    padding: .8rem 1rem;
    border-left: 1px solid rgba(255,255,255,.035);
    border-right: 1px solid rgba(0,0,0,.45);
}

.master-label,
.diagnostic-label,
.gauge-label {
    color: #c8bd92;
    font-family: "Courier New", monospace;
    font-size: .67rem;
    font-weight: 700;
    letter-spacing: .08em;
}

.master-value,
.diagnostic-value {
    display: flex;
    align-items: center;
    gap: .55rem;
}

.master-value strong,
.master-item > strong,
.diagnostic-item strong {
    font-family: "Courier New", monospace;
    font-size: .84rem;
}

.master-value strong,
#bus-state {
    color: var(--green);
}

.operator a {
    width: max-content;
    color: #b7aa7c;
    font-size: .58rem;
    text-decoration: none;
    opacity: .72;
}

.operator a:hover {
    opacity: 1;
}

/* =========================================================
   CONTROL ROOM
   ========================================================= */

.control-room {
    width: min(1580px, calc(100% - 2rem));
    margin: 1.5rem auto 3rem;
    display: grid;
    gap: 1.35rem;
}

.node-panel {
    position: relative;
    overflow: hidden;
    border: 2px solid #101410;
    border-radius: var(--radius);
    background:
        linear-gradient(180deg, rgba(255,255,255,.04), transparent 14%),
        var(--panel);
    box-shadow:
        inset 0 0 0 1px rgba(255,255,255,.05),
        inset 0 -15px 28px rgba(0,0,0,.1),
        0 14px 30px var(--shadow);
}

.node-panel::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: .22;
    background:
        repeating-linear-gradient(
            0deg,
            transparent 0,
            transparent 4px,
            rgba(0,0,0,.05) 5px
        );
}

.node-header,
.service-grid {
    position: relative;
    z-index: 1;
}

.node-header {
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr) max-content;
    align-items: stretch;
    min-height: 135px;
    border-bottom: 2px solid #181c18;
}

.node-identity {
    padding: 1rem 1.35rem;
    display: grid;
    align-content: center;
    justify-items: start;
}

.plate-label,
.module-code,
.node-code,
.node-address {
    border: 1px solid #111511;
    background:
        linear-gradient(180deg, rgba(255,255,255,.15), transparent),
        #d3cba8;
    color: #1b1d18;
    font-family: "Courier New", monospace;
    font-weight: 900;
    box-shadow:
        inset 0 0 4px rgba(0,0,0,.2),
        0 1px 1px rgba(255,255,255,.06);
}

.plate-label {
    padding: .22rem .45rem;
    font-size: .65rem;
    letter-spacing: .12em;
}

.node-identity h2 {
    margin: .45rem 0 .35rem;
    font-size: clamp(2rem, 4.5vw, 3.15rem);
    line-height: .95;
    letter-spacing: .085em;
    text-shadow: 0 2px 0 #171a17;
}

.node-code {
    padding: .16rem .45rem;
    font-size: .62rem;
    letter-spacing: .1em;
}

.node-address {
    align-self: start;
    margin: 1rem 1rem 0 0;
    padding: .42rem .7rem;
    font-size: .72rem;
}

.node-diagnostics {
    display: grid;
    grid-template-columns: repeat(4, minmax(92px, 1fr)) 150px 150px;
    align-items: center;
}

.diagnostic-item,
.gauge-block {
    position: relative;
    min-height: 72px;
    display: grid;
    place-content: center;
    gap: .5rem;
    padding: .55rem .75rem;
    text-align: center;
    border-left: 1px solid rgba(255,255,255,.04);
    border-right: 1px solid rgba(0,0,0,.34);
}

.diagnostic-value {
    justify-content: center;
}

.diagnostic-value strong {
    color: var(--green);
}

.node-fault [data-role="bus-state"],
.node-fault [data-role="node-state"] {
    color: #d8b86d;
}

/* =========================================================
   GAUGES
   ========================================================= */

.gauge-block {
    gap: .18rem;
}

.gauge {
    --gauge-value: -85deg;
    position: relative;
    width: 122px;
    height: 62px;
    margin-inline: auto;
}

.gauge-scale {
    position: absolute;
    inset: 0;
    overflow: hidden;
    border: 3px solid #151915;
    border-bottom-width: 5px;
    border-radius: 70px 70px 10px 10px;
    background:
        radial-gradient(circle at 50% 100%, #34382f 0 18%, transparent 19%),
        conic-gradient(
            from 270deg at 50% 100%,
            #68705c 0 24deg,
            #8a8c58 24deg 55deg,
            #9d6a38 55deg 78deg,
            #743429 78deg 90deg,
            transparent 90deg
        ),
        #1d211c;
    box-shadow:
        inset 0 0 13px rgba(0,0,0,.7),
        0 3px 5px rgba(0,0,0,.38);
}

.gauge-scale::before {
    content: "";
    position: absolute;
    inset: 7px 10px 0;
    border: 1px solid rgba(224,217,189,.35);
    border-bottom: 0;
    border-radius: 60px 60px 0 0;
}

.gauge-zero,
.gauge-mid,
.gauge-max {
    position: absolute;
    bottom: 7px;
    color: #d8ceb0;
    font-family: monospace;
    font-size: .54rem;
}

.gauge-zero { left: 13px; }
.gauge-mid { left: 50%; transform: translateX(-50%); bottom: 35px; }
.gauge-max { right: 10px; }

.gauge-needle {
    position: absolute;
    left: 50%;
    bottom: 2px;
    width: 3px;
    height: 48px;
    transform-origin: 50% calc(100% - 2px);
    transform: translateX(-50%) rotate(var(--gauge-value));
    background: #dfd3ad;
    box-shadow: 0 0 2px #000;
    transition: transform .7s cubic-bezier(.2,.8,.2,1);
}

.gauge-hub {
    position: absolute;
    left: 50%;
    bottom: -3px;
    width: 14px;
    height: 14px;
    transform: translateX(-50%);
    border: 2px solid #111;
    border-radius: 50%;
    background: #75705d;
}

.gauge-label {
    margin-top: .16rem;
}

.gauge-readout {
    color: #d8ceb0;
    font-family: monospace;
    font-size: .62rem;
}

/* =========================================================
   SERVICE MODULES
   ========================================================= */

.service-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .8rem;
    padding: .85rem;
}

.service-grid.single-service {
    grid-template-columns: 1fr;
}

.service-module {
    min-width: 0;
    border: 2px solid #161a16;
    background:
        linear-gradient(145deg, rgba(255,255,255,.025), transparent 35%),
        #2d332e;
    box-shadow:
        inset 0 0 0 1px rgba(255,255,255,.035),
        inset 0 -12px 20px rgba(0,0,0,.12);
}

.service-main {
    display: grid;
    grid-template-columns: minmax(190px, 1.15fr) 96px 90px minmax(190px, .85fr) 150px;
    align-items: center;
    gap: .8rem;
    min-height: 145px;
    padding: 1rem;
}

.single-service .service-main {
    grid-template-columns: minmax(250px, 1.3fr) 100px 100px minmax(240px, .8fr) 180px;
}

.module-code {
    display: inline-block;
    padding: .25rem .45rem;
    font-size: .65rem;
    letter-spacing: .12em;
}

.service-identity h3 {
    margin: .55rem 0 .2rem;
    font-size: clamp(1.35rem, 2.4vw, 1.85rem);
    line-height: 1;
    letter-spacing: .04em;
}

.service-identity p {
    margin: 0;
    color: #b7b9a8;
    font-size: .78rem;
}

.breaker-zone,
.reset-zone {
    display: grid;
    place-items: center;
}

/* =========================================================
   SINGLE ON/OFF BREAKER
   ========================================================= */

.breaker-switch {
    width: 66px;
    display: grid;
    justify-items: center;
    gap: .22rem;
    border: 0;
    padding: 0;
    background: transparent;
    cursor: pointer;
}

.breaker-on,
.breaker-off,
.control-caption {
    color: #ddd3af;
    font-family: monospace;
    font-size: .66rem;
    font-weight: 900;
    letter-spacing: .08em;
}

.breaker-body {
    position: relative;
    width: 58px;
    height: 92px;
    display: block;
    border: 4px solid #151815;
    border-radius: 4px;
    background:
        linear-gradient(90deg, #37392f, #777563 50%, #32352d);
    box-shadow:
        inset 0 0 0 2px rgba(255,255,255,.06),
        inset 0 0 14px rgba(0,0,0,.65),
        0 4px 6px rgba(0,0,0,.48);
}

.breaker-body::before {
    content: "";
    position: absolute;
    inset: 8px 10px;
    border: 1px solid #171a16;
    background: #252923;
    box-shadow: inset 0 0 8px rgba(0,0,0,.6);
}

.breaker-handle {
    position: absolute;
    z-index: 2;
    left: 14px;
    width: 30px;
    height: 38px;
    top: 12px;
    border: 2px solid #111410;
    border-radius: 2px;
    background:
        repeating-linear-gradient(
            0deg,
            rgba(255,255,255,.05) 0,
            rgba(255,255,255,.05) 2px,
            rgba(0,0,0,.08) 2px,
            rgba(0,0,0,.08) 5px
        ),
        #55594d;
    box-shadow:
        inset 0 -7px 10px rgba(0,0,0,.22),
        0 2px 3px rgba(0,0,0,.5);
    transition:
        top .22s cubic-bezier(.2,.85,.2,1),
        filter .2s ease;
}

.service-module[data-state="offline"] .breaker-handle {
    top: 43px;
}

.service-module[data-state="unknown"] .breaker-handle {
    top: 27px;
    filter: grayscale(1) brightness(.72);
}

.service-module[data-state="transition"] .breaker-handle {
    top: 27px;
    animation: breaker-vibrate .15s linear infinite alternate;
}

@keyframes breaker-vibrate {
    from { transform: translateY(-1px); }
    to { transform: translateY(1px); }
}

.breaker-switch:hover:not(:disabled) .breaker-body {
    filter: brightness(1.08);
}

.breaker-switch:active:not(:disabled) .breaker-body {
    transform: translateY(1px);
}

.breaker-switch:disabled {
    cursor: not-allowed;
    opacity: .6;
}

/* =========================================================
   RESET BUTTON
   ========================================================= */

.reset-button {
    display: grid;
    place-items: center;
    width: 76px;
    height: 76px;
    border: 0;
    border-radius: 50%;
    padding: 0;
    background: #222721;
    cursor: pointer;
    box-shadow:
        inset 0 0 0 3px #111410,
        inset 0 0 0 7px #6e6857,
        0 4px 0 #111410,
        0 8px 12px rgba(0,0,0,.4);
}

.reset-cap {
    width: 46px;
    height: 46px;
    border: 3px solid #421d19;
    border-radius: 50%;
    background:
        radial-gradient(circle at 35% 27%, rgba(255,255,255,.18), transparent 27%),
        var(--red);
    box-shadow:
        inset 0 -10px 13px rgba(68,16,12,.25),
        0 0 4px rgba(0,0,0,.65);
}

.reset-button:hover:not(:disabled) .reset-cap {
    filter: brightness(1.12);
}

.reset-button:active:not(:disabled) {
    transform: translateY(3px);
    box-shadow:
        inset 0 0 0 3px #111410,
        inset 0 0 0 7px #6e6857,
        0 1px 0 #111410;
}

.reset-button:disabled {
    cursor: not-allowed;
    opacity: .45;
}

.reset-zone {
    gap: .45rem;
}

/* =========================================================
   TECHNICAL PLATE
   ========================================================= */

.technical-plate {
    padding: .7rem .75rem;
    border: 2px solid #171914;
    border-radius: 2px;
    background:
        linear-gradient(180deg, rgba(255,255,255,.14), transparent),
        #c9bd92;
    color: #1e211a;
    font-family: "Courier New", monospace;
    font-size: .57rem;
    box-shadow:
        inset 0 0 7px rgba(0,0,0,.2),
        0 2px 4px rgba(0,0,0,.28);
}

.technical-plate div {
    display: grid;
    grid-template-columns: 75px 1fr;
    gap: .45rem;
    margin: .16rem 0;
}

.technical-plate span {
    font-weight: 900;
}

/* =========================================================
   STATUS LAMPS
   ========================================================= */

.service-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .8rem;
    min-width: 0;
}

.service-status strong {
    color: var(--green);
    font-family: "Courier New", monospace;
    font-size: 1.05rem;
    letter-spacing: .08em;
    white-space: nowrap;
}

.service-module[data-state="offline"] .service-status strong {
    color: #e27568;
}

.service-module[data-state="unknown"] .service-status strong {
    color: #c7cdc5;
}

.service-module[data-state="transition"] .service-status strong {
    color: #e3b564;
}

.pilot {
    flex: 0 0 auto;
    display: inline-block;
    width: .82rem;
    height: .82rem;
    border: 2px solid #151815;
    border-radius: 50%;
    background: #5f625b;
    box-shadow:
        inset 0 2px 3px rgba(255,255,255,.14),
        0 1px 3px rgba(0,0,0,.7);
}

.pilot.mini {
    width: .78rem;
    height: .78rem;
}

.pilot.large {
    width: 2rem;
    height: 2rem;
    border-width: 4px;
}

.pilot.green {
    background: var(--green);
    box-shadow:
        inset 0 3px 5px rgba(255,255,255,.28),
        0 0 4px rgba(97,222,128,.8),
        0 0 13px rgba(76,196,107,.42);
}

.pilot.red {
    background: var(--red);
    box-shadow:
        inset 0 3px 5px rgba(255,255,255,.2),
        0 0 4px rgba(223,81,70,.75),
        0 0 13px rgba(199,59,48,.34);
}

.pilot.amber {
    background: var(--amber);
    box-shadow:
        inset 0 3px 5px rgba(255,255,255,.2),
        0 0 4px rgba(225,173,76,.72),
        0 0 13px rgba(218,156,59,.3);
}

.pilot.white {
    background: var(--white-lamp);
    box-shadow:
        inset 0 3px 5px rgba(255,255,255,.24),
        0 0 5px rgba(220,225,218,.35);
}

.pilot.pending {
    animation: lamp-pulse .7s infinite alternate;
}

@keyframes lamp-pulse {
    from { opacity: .42; }
    to { opacity: 1; }
}

/* =========================================================
   EVENT MONITOR
   ========================================================= */

.event-monitor {
    margin: 0 .85rem .85rem;
    border: 2px solid #101610;
    background:
        repeating-linear-gradient(
            0deg,
            rgba(132,220,148,.018) 0,
            rgba(132,220,148,.018) 1px,
            transparent 1px,
            transparent 4px
        ),
        var(--terminal);
    box-shadow:
        inset 0 0 23px rgba(0,0,0,.78),
        0 2px 4px rgba(0,0,0,.3);
}

.console-header {
    min-height: 34px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .7rem;
    padding: .4rem .6rem;
    border-bottom: 1px solid #23442e;
    color: var(--terminal-muted);
    font-family: "Courier New", monospace;
    font-size: .67rem;
}

.console-button {
    border: 1px solid #38533f;
    padding: .22rem .48rem;
    background: #111f16;
    color: #b9c9ad;
    cursor: pointer;
    font-family: monospace;
    font-size: .62rem;
}

.console-button:hover {
    background: #182a1d;
}

.event-monitor pre,
.log-window pre {
    margin: 0;
    color: var(--terminal-text);
    font-family: "Courier New", monospace;
    line-height: 1.55;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    text-shadow: 0 0 4px rgba(81,210,109,.25);
}

.event-monitor pre {
    min-height: 86px;
    max-height: 120px;
    overflow: auto;
    padding: .7rem .8rem;
    font-size: .69rem;
}

/* =========================================================
   SCREWS
   ========================================================= */

.screw {
    position: absolute;
    z-index: 3;
    width: .58rem;
    height: .58rem;
    border: 1px solid #171a17;
    border-radius: 50%;
    background:
        radial-gradient(circle at 35% 30%, #c7c7b8, #696e65 50%, #30342f 70%);
    box-shadow:
        inset 0 0 2px rgba(255,255,255,.45),
        0 1px 2px rgba(0,0,0,.7);
}

.screw::after {
    content: "";
    position: absolute;
    left: 1px;
    right: 1px;
    top: calc(50% - .5px);
    height: 1px;
    background: #30342f;
    transform: rotate(-26deg);
}

.screw-tl { top: .52rem; left: .52rem; }
.screw-tr { top: .52rem; right: .52rem; }
.screw-bl { bottom: .52rem; left: .52rem; }
.screw-br { bottom: .52rem; right: .52rem; }

/* =========================================================
   MODAL / LOG RECORDER
   ========================================================= */

.modal[hidden],
.toast[hidden] {
    display: none;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: grid;
    place-items: center;
    padding: 1rem;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,.77);
    backdrop-filter: blur(2px);
}

.log-window {
    position: relative;
    z-index: 1;
    width: min(1100px, 100%);
    max-height: 84vh;
    display: flex;
    flex-direction: column;
    border: 3px solid #111511;
    background: #303630;
    box-shadow:
        inset 0 0 0 1px rgba(255,255,255,.05),
        0 24px 60px rgba(0,0,0,.7);
}

.log-window header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: .9rem 1rem;
    border-bottom: 2px solid #121612;
}

.log-window h2 {
    margin: .45rem 0 0;
    font-size: 1.2rem;
    letter-spacing: .09em;
}

.log-window pre {
    min-height: 430px;
    overflow: auto;
    padding: 1rem;
    background:
        repeating-linear-gradient(
            0deg,
            rgba(132,220,148,.018) 0,
            rgba(132,220,148,.018) 1px,
            transparent 1px,
            transparent 4px
        ),
        var(--terminal);
    font-size: .75rem;
}

.industrial-button {
    border: 2px solid #151815;
    padding: .7rem .9rem;
    background: #5b6055;
    color: #eee6c9;
    font-weight: 900;
    letter-spacing: .1em;
    cursor: pointer;
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,.12),
        0 3px 0 #161916;
}

.industrial-button.small {
    padding: .45rem .65rem;
    font-size: .66rem;
}

.modal-open {
    overflow: hidden;
}

/* =========================================================
   TOAST
   ========================================================= */

.toast {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    z-index: 120;
    max-width: min(440px, calc(100% - 2rem));
    border: 2px solid #172018;
    padding: .82rem 1rem;
    background: #405c43;
    color: #f2ecd6;
    font-family: "Courier New", monospace;
    font-size: .72rem;
    font-weight: 900;
    letter-spacing: .07em;
    box-shadow: 0 9px 24px rgba(0,0,0,.5);
}

.toast.error {
    background: #74362f;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 1250px) {
    .master-console {
        position: static;
        grid-template-columns: 1fr;
    }

    .master-title {
        border-right: 0;
        border-bottom: 2px solid #0e120f;
    }

    .node-header {
        grid-template-columns: 240px 1fr max-content;
    }

    .node-diagnostics {
        grid-template-columns: repeat(4, minmax(85px, 1fr));
    }

    .gauge-block {
        display: none;
    }

    .service-main,
    .single-service .service-main {
        grid-template-columns: minmax(180px, 1.1fr) 80px 80px minmax(180px, .8fr) 130px;
    }
}

@media (max-width: 950px) {
    .master-indicators {
        grid-template-columns: repeat(5, minmax(110px, 1fr));
        overflow-x: auto;
    }

    .control-room {
        width: min(100% - .75rem, 1580px);
        margin-top: .5rem;
    }

    .node-header {
        grid-template-columns: 1fr;
    }

    .node-address {
        position: absolute;
        top: .2rem;
        right: .2rem;
    }

    .node-diagnostics {
        grid-template-columns: repeat(4, minmax(100px, 1fr));
        border-top: 2px solid #191d19;
    }

    .service-grid,
    .service-grid.single-service {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 680px) {
    .master-indicators {
        grid-template-columns: repeat(5, 130px);
    }

    .node-diagnostics {
        grid-template-columns: repeat(2, 1fr);
    }

    .service-main,
    .single-service .service-main {
        grid-template-columns: 1fr 78px 78px;
        align-items: start;
    }

    .technical-plate {
        grid-column: 1 / 3;
    }

    .service-status {
        grid-column: 3;
        grid-row: 2;
        align-self: center;
        flex-direction: column;
    }

    .service-status strong {
        font-size: .75rem;
    }

    .event-monitor {
        margin-inline: .5rem;
    }

    .event-monitor pre {
        font-size: .61rem;
    }
}