:root {
    --ink: #172321;
    --muted: #65716e;
    --line: #cfd8d3;
    --line-strong: #a8b8b1;
    --paper: #f3f5f0;
    --surface: #ffffff;
    --surface-alt: #e7ece7;
    --teal: #087f73;
    --teal-dark: #075e57;
    --teal-soft: #d6eee9;
    --amber: #b45f06;
    --amber-soft: #fff0d6;
    --red: #ad2e24;
    --red-soft: #fde8e4;
    --blue: #2764a5;
    --shadow: 0 12px 36px rgba(35, 52, 46, 0.09);
    --radius: 6px;
    font-family: "IBM Plex Sans", "Aptos", "Segoe UI", sans-serif;
    color: var(--ink);
    background: var(--paper);
}

* { box-sizing: border-box; }

html { min-width: 320px; }

body {
    min-height: 100vh;
    margin: 0;
    background:
        linear-gradient(rgba(8, 127, 115, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(8, 127, 115, 0.035) 1px, transparent 1px),
        var(--paper);
    background-size: 32px 32px;
    display: flex;
    flex-direction: column;
}

button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
    outline: 3px solid rgba(39, 100, 165, 0.35);
    outline-offset: 2px;
}
#dashboard-heading:focus { outline: none; }

[hidden] { display: none !important; }

.site-header {
    min-height: 68px;
    padding: 0 32px;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 32px;
    position: sticky;
    top: 0;
    z-index: 20;
}

.brand {
    color: var(--ink);
    text-decoration: none;
    font-family: "IBM Plex Mono", "Cascadia Mono", monospace;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    white-space: nowrap;
}

.brand-mark {
    width: 18px;
    height: 18px;
    background: conic-gradient(from 90deg, var(--teal) 0 25%, transparent 0 50%, var(--amber) 0 75%, transparent 0);
    border: 2px solid var(--ink);
}

.primary-nav { display: flex; align-items: stretch; gap: 4px; min-width: 0; }
.primary-nav a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 650;
    padding: 24px 10px 21px;
    border-bottom: 3px solid transparent;
}
.primary-nav a:hover, .primary-nav a[aria-current="page"] { color: var(--teal-dark); border-color: var(--teal); }

.session-controls { display: flex; align-items: center; gap: 12px; }
.user-type { color: var(--muted); font-size: 0.82rem; }
.connection-status {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--muted);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
}
.connection-status::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--amber);
}
.connection-status[data-state="connected"]::before { background: var(--teal); box-shadow: 0 0 0 4px var(--teal-soft); }
.connection-status[data-state="disconnected"]::before,
.connection-status[data-state="unauthorized"]::before { background: var(--red); }

main { width: 100%; flex: 1; }
.dashboard { width: min(1440px, 100%); margin: 0 auto; padding: 28px 32px 64px; }

.auth-view { min-height: calc(100vh - 120px); display: grid; place-items: center; padding: 32px; }
.auth-panel {
    width: min(440px, 100%);
    background: var(--surface);
    border-top: 5px solid var(--teal);
    box-shadow: var(--shadow);
    padding: 36px;
}
.auth-panel h1 { margin: 4px 0 28px; font-size: 2rem; }
.auth-panel > label { display: block; margin-bottom: 7px; font-weight: 700; }
.input-action { display: grid; grid-template-columns: 1fr auto; gap: 8px; }

.overview-band {
    display: grid;
    grid-template-columns: 0.65fr 0.65fr 1.5fr 0.8fr;
    background: var(--ink);
    color: white;
    box-shadow: var(--shadow);
    margin-bottom: 28px;
}
.overview-cell { min-height: 108px; padding: 20px 24px; border-right: 1px solid #3b4745; display: flex; flex-direction: column; justify-content: center; }
.overview-cell:last-child { border-right: 0; }
.overview-cell strong { font-family: "IBM Plex Mono", "Cascadia Mono", monospace; font-size: 1.35rem; }
.overview-link { color: inherit; text-decoration: none; transition: background-color 140ms ease; }
.overview-link:hover { background: rgba(255, 255, 255, 0.07); }
.overview-link:focus-visible { outline: 3px solid #8ddbd1; outline-offset: -4px; }
.metric-label, .eyebrow { text-transform: uppercase; font-weight: 750; font-size: 0.68rem; letter-spacing: 0.12em; }
.metric-label { color: #aebbb7; margin-bottom: 6px; }
.metric-detail { color: #bbc6c2; margin-top: 4px; font-size: 0.78rem; }
.severity-value[data-severity="true"] { align-self: flex-start; border-radius: 3px; padding: 3px 7px; background: var(--severity-color); color: var(--severity-text); line-height: 1.35; }
.overview-cell strong.severity-value[data-severity="true"] { font-size: 0.92rem; }

.workspace-section {
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid var(--line);
    border-top: 3px solid var(--ink);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: 0 3px 12px rgba(35, 52, 46, 0.04);
}
.compact-section { margin-bottom: 0; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
.section-heading h1, .section-heading h2 { margin: 2px 0 0; line-height: 1; font-size: 1.5rem; }
.section-heading h1 { font-size: 1.85rem; }
.eyebrow { color: var(--teal-dark); margin: 0 0 7px; }
.heading-actions { display: flex; align-items: center; gap: 8px; }
.count { color: var(--muted); margin-right: 8px; font-size: 0.85rem; }
.dashboard-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }

.button {
    min-height: 38px;
    border: 1px solid transparent;
    border-radius: 4px;
    padding: 8px 14px;
    background: var(--surface-alt);
    color: var(--ink);
    font-weight: 700;
    font-size: 0.86rem;
    cursor: pointer;
}
.button:hover { filter: brightness(0.96); }
.button:disabled { cursor: wait; opacity: 0.62; }
.button.primary { background: var(--teal); color: white; }
.button.secondary { color: var(--teal-dark); border-color: var(--teal); background: var(--teal-soft); }
.button.ghost { background: transparent; border-color: var(--line-strong); }
.button.warning { background: var(--amber-soft); color: #824306; border-color: #e8b56d; }
.button.danger { color: var(--red); }
.text-link { color: var(--teal-dark); font-weight: 750; font-size: 0.88rem; text-underline-offset: 4px; }

input, select {
    min-height: 42px;
    width: 100%;
    border: 1px solid var(--line-strong);
    border-radius: 4px;
    background: var(--surface);
    color: var(--ink);
    padding: 8px 10px;
}
input[type="range"] { padding: 0; min-height: 44px; accent-color: var(--teal); }

.device-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); border: 1px solid var(--line); border-right: 0; border-bottom: 0; }
.device-item { min-width: 0; min-height: 150px; padding: 18px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); display: flex; flex-direction: column; gap: 15px; }
.device-item[data-state="on"] { background: linear-gradient(135deg, var(--teal-soft), var(--surface) 58%); }
.device-item.is-unavailable { opacity: 0.58; }
.device-item-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.device-item h3 { margin: 0 0 4px; font-size: 1rem; overflow-wrap: anywhere; }
.device-item p { margin: 0; color: var(--muted); font-size: 0.75rem; overflow-wrap: anywhere; }
.state-toggle { width: 54px; min-width: 54px; height: 30px; border: 1px solid var(--line-strong); border-radius: 15px; background: var(--surface-alt); color: var(--muted); font-size: 0.67rem; font-weight: 800; cursor: pointer; }
.state-toggle[aria-checked="true"] { background: var(--teal); color: white; border-color: var(--teal); }
.brightness-control { min-height: 44px; display: grid; grid-template-columns: auto 1fr 40px; align-items: center; gap: 10px; color: var(--muted); font-size: 0.75rem; }
.brightness-control output { text-align: right; font-family: "IBM Plex Mono", "Cascadia Mono", monospace; color: var(--ink); }
.device-meta { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 0.7rem; margin-top: auto; }
.device-upcoming { border-top: 1px solid var(--line); padding-top: 9px; color: var(--teal-dark); font-size: 0.7rem; font-weight: 700; }
.device-weather-trigger { color: var(--muted); font-size: 0.68rem; font-weight: 700; }

.command-list, .schedule-list { border-top: 1px solid var(--line); }
.command-row, .schedule-row { min-height: 64px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 10px 2px; }
.command-row > div:first-child, .schedule-row > div:first-child { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.command-row span, .schedule-row span { color: var(--muted); font-size: 0.76rem; overflow-wrap: anywhere; }
.command-row > div:last-child { display: flex; gap: 6px; }
.group-device-indicators { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 5px; }
.group-device-indicator { min-width: 34px; height: 18px; padding: 0 4px; border: 1px solid var(--line-strong); border-radius: 3px; background: var(--surface-alt); color: var(--ink); font: 700 0.56rem/1 "IBM Plex Mono", "Cascadia Mono", monospace; letter-spacing: 0.02em; cursor: pointer; }
.group-device-indicator[data-state="on"] { background: var(--teal); border-color: var(--teal); color: white; }
.group-device-indicator[data-state="off"] { background: var(--surface); color: var(--ink); }
.group-device-indicator[data-state="missing"], .group-device-indicator[data-state="unavailable"] { background: var(--line); border-color: var(--line-strong); opacity: 0.65; cursor: not-allowed; }
.group-device-indicator:hover:not(:disabled) { outline: 2px solid var(--teal-soft); outline-offset: 1px; }
.group-actions .button.is-active { color: white; border-color: var(--teal); background: var(--teal); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.24); }

.telemetry-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); border-left: 1px solid var(--line); }
.temperature-groups { display: grid; gap: 22px; }
.temperature-group h3 { margin: 0 0 9px; color: var(--muted); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; }
.telemetry-item { min-height: 98px; border: 1px solid var(--line); border-left: 0; padding: 14px; color: var(--ink); text-decoration: none; display: flex; flex-direction: column; }
.telemetry-item span { color: var(--muted); font-size: 0.78rem; }
.telemetry-item strong { font-family: "IBM Plex Mono", "Cascadia Mono", monospace; font-size: 1.35rem; margin: 5px 0 auto; }
.telemetry-item time { color: var(--muted); font-size: 0.67rem; }
.telemetry-item:hover { background: var(--teal-soft); }

.camera-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.camera-item { margin: 0; background: var(--ink); overflow: hidden; }
.camera-item a { display: block; aspect-ratio: 16 / 9; background: #0c1211; }
.camera-item img { width: 100%; height: 100%; display: block; object-fit: contain; }
.camera-item figcaption { color: white; min-height: 52px; padding: 10px 14px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.camera-item figcaption span { color: #acbab6; font-size: 0.72rem; }
.camera-item figcaption span[data-active="true"] { color: #77decf; }

.schedule-form { display: grid; grid-template-columns: minmax(180px, 2fr) repeat(3, minmax(120px, 1fr)) auto; gap: 10px; align-items: end; margin-bottom: 18px; padding: 16px; background: var(--surface-alt); }
.schedule-form label, .filter-bar label { display: flex; flex-direction: column; gap: 5px; color: var(--muted); font-size: 0.74rem; font-weight: 700; }
.schedule-form .button { min-height: 42px; }
.operations-stack { display: grid; gap: 20px; }

.empty-state { margin: 18px 0 4px; color: var(--muted); font-style: italic; }
.message { margin: 12px 0; padding: 10px 12px; background: var(--surface-alt); border-left: 3px solid var(--blue); }
.message[data-tone="error"] { background: var(--red-soft); border-color: var(--red); color: #7f211b; }
.message[data-tone="success"] { background: var(--teal-soft); border-color: var(--teal); }
.limited-user .admin-only { display: none !important; }

.viewer-main { width: min(1320px, 100%); margin: 0 auto; padding: 28px 32px 64px; }
.global-message { position: sticky; top: 76px; z-index: 15; margin: 0 0 16px; box-shadow: var(--shadow); cursor: pointer; }
.noscript-message { margin: 24px auto; width: min(720px, calc(100% - 32px)); }
.viewer-heading { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 22px; }
.viewer-heading h1 { margin: 4px 0 0; font-size: 2rem; }
.filter-bar { display: grid; grid-template-columns: minmax(180px, 1.2fr) 1fr 1fr auto; gap: 12px; align-items: end; padding: 18px; background: var(--ink); color: white; }
.filter-bar label { color: #bec9c6; }
.filter-bar .button { min-height: 42px; }
.filter-bar.air-filter { grid-template-columns: 1fr 1fr auto; }
.chart-panel { background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--teal); padding: 18px; margin-top: 18px; }
.chart-frame { width: 100%; height: 420px; position: relative; }
.chart-frame.compact { height: 300px; }
.chart-frame canvas { width: 100%; height: 100%; display: block; touch-action: pan-y; }
.chart-tooltip { position: absolute; z-index: 2; min-width: 150px; max-width: min(260px, calc(100% - 8px)); padding: 9px 11px; border: 1px solid var(--line-strong); border-radius: 6px; background: rgba(255, 255, 255, 0.96); box-shadow: 0 5px 18px rgba(24, 39, 35, 0.18); color: var(--ink); font: 0.75rem/1.45 "IBM Plex Mono", "Cascadia Mono", monospace; pointer-events: none; }
.chart-tooltip time { display: block; margin-bottom: 4px; color: var(--muted); font-weight: 700; }
.chart-tooltip span { display: block; }
.chart-tooltip span::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 7px; border-radius: 50%; background: var(--series-color); }
.chart-legend { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 12px; color: var(--muted); font-size: 0.78rem; }
.legend-key { display: inline-flex; align-items: center; gap: 6px; }
.legend-key::before { content: ""; width: 18px; height: 3px; background: var(--legend-color); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-right: 0; margin-top: 18px; }
.stat { min-height: 88px; border-right: 1px solid var(--line); padding: 15px; display: flex; flex-direction: column; justify-content: center; }
.stat span { color: var(--muted); text-transform: uppercase; font-size: 0.68rem; font-weight: 750; }
.stat strong { font-family: "IBM Plex Mono", "Cascadia Mono", monospace; font-size: 1.25rem; margin-top: 5px; }

.archive-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 18px; align-items: start; }
.archive-browser { background: var(--surface); border: 1px solid var(--line); }
.archive-browser h2 { font-size: 0.78rem; text-transform: uppercase; margin: 0; padding: 14px; border-bottom: 1px solid var(--line); }
.browser-list { list-style: none; margin: 0; padding: 0; max-height: 68vh; overflow: auto; }
.browser-list button { width: 100%; min-height: 43px; text-align: left; border: 0; border-bottom: 1px solid var(--line); background: transparent; padding: 9px 13px; color: var(--ink); cursor: pointer; }
.browser-list button:hover, .browser-list button[aria-current="true"] { background: var(--teal-soft); color: var(--teal-dark); font-weight: 700; }
.archive-content { min-width: 0; }
.archive-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.archive-camera-label { min-width: 220px; color: var(--muted); font-size: 0.74rem; font-weight: 700; display: flex; flex-direction: column; gap: 5px; }
.archive-actions { display: flex; gap: 8px; }
.image-navigation { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 10px; margin: 0 0 12px; padding: 10px; background: var(--surface); border: 1px solid var(--line); }
.image-navigation label { min-width: 170px; color: var(--muted); font-size: 0.72rem; font-weight: 700; display: flex; flex-direction: column; gap: 4px; }
.hour-video-actions { display: flex; flex-wrap: wrap; align-items: end; gap: 8px; }
.hour-video-actions label { flex: 1 1 170px; }
.motion-section { margin: 18px 0; padding: 16px; border: 1px solid var(--line); background: var(--surface); }
.motion-section .section-heading { margin-bottom: 12px; }
.motion-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; }
.motion-card { min-width: 0; border: 1px solid var(--line); background: var(--surface-alt); }
.motion-card img, .motion-card video { width: 100%; aspect-ratio: 4 / 3; display: block; object-fit: contain; background: var(--ink); }
.motion-card-body { padding: 10px; display: grid; gap: 5px; }
.motion-card-body strong { font-size: 0.85rem; }
.motion-card-body span { color: var(--muted); font-size: 0.7rem; }
.motion-status { text-transform: capitalize; font-weight: 750; color: var(--teal-dark) !important; }
.pagination-controls { display: flex; align-items: center; gap: 8px; }
.pagination-controls .count { min-width: 100px; text-align: center; }
.image-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 8px; }
.image-tile { min-width: 0; background: var(--surface); border: 1px solid var(--line); }
.image-tile button { width: 100%; aspect-ratio: 4 / 3; border: 0; padding: 0; cursor: zoom-in; background: var(--ink); }
.image-tile img { width: 100%; height: 100%; object-fit: cover; display: block; }
.image-tile footer { display: flex; justify-content: space-between; align-items: center; gap: 6px; padding: 7px 8px; }
.image-tile span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); font-size: 0.67rem; }
.image-tile a { color: var(--teal-dark); font-size: 0.7rem; }
.video-panel { background: var(--ink); padding: 14px; margin-bottom: 16px; }
.video-panel video { width: 100%; max-height: 65vh; display: block; }

.lightbox { width: min(1100px, calc(100% - 32px)); max-height: calc(100% - 32px); border: 0; padding: 0; background: var(--ink); color: white; box-shadow: 0 20px 80px rgba(0,0,0,.45); }
.lightbox::backdrop { background: rgba(10, 18, 16, 0.82); }
.lightbox img { width: 100%; max-height: calc(100vh - 120px); display: block; object-fit: contain; }
.lightbox footer { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px; }

.state-page { min-height: 100vh; display: grid; place-items: center; padding: 28px; }
.state-panel { width: min(520px, 100%); background: var(--surface); border-top: 6px solid var(--teal); padding: 42px; box-shadow: var(--shadow); }
.state-panel[data-tone="denied"] { border-color: var(--red); }
.state-panel h1 { margin: 8px 0 12px; }
.state-panel p { color: var(--muted); margin-bottom: 26px; }

.site-footer { min-height: 52px; background: var(--ink); color: #aebbb7; padding: 12px 32px; display: flex; align-items: center; justify-content: space-between; gap: 20px; font-size: 0.75rem; }

@media (max-width: 980px) {
    .site-header { grid-template-columns: 1fr auto; gap: 12px; padding: 0 18px; }
    .primary-nav { grid-column: 1 / -1; order: 3; overflow-x: auto; margin: 0 -18px; padding: 0 12px; border-top: 1px solid var(--line); }
    .primary-nav a { padding: 12px 9px 10px; white-space: nowrap; }
    .overview-band { grid-template-columns: 1fr 1fr; }
    .overview-cell:nth-child(2) { border-right: 0; }
    .overview-cell:nth-child(-n+2) { border-bottom: 1px solid #3b4745; }
    .dashboard-columns { grid-template-columns: 1fr; }
    .schedule-form { grid-template-columns: 1fr 1fr; }
    .schedule-form .button { grid-column: 2; }
    .archive-layout { grid-template-columns: 190px minmax(0, 1fr); }
}

@media (max-width: 680px) {
    .site-header { position: static; min-height: 60px; }
    .brand { font-size: 0.86rem; }
    .user-type { display: none; }
    .connection-status { font-size: 0; }
    .session-controls { gap: 8px; }
    .dashboard, .viewer-main { padding: 18px 12px 42px; }
    .overview-cell { min-height: 90px; padding: 15px; }
    .overview-cell strong { font-size: 1.05rem; }
    .workspace-section { padding: 17px 13px; }
    .section-heading, .viewer-heading { align-items: flex-start; }
    .heading-actions { flex-wrap: wrap; justify-content: flex-end; }
    .count { width: 100%; text-align: right; }
    .device-grid { grid-template-columns: 1fr; }
    .schedule-form, .filter-bar, .filter-bar.air-filter { grid-template-columns: 1fr; }
    .schedule-form .button { grid-column: auto; }
    .filter-bar { padding: 14px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .stat:nth-child(2) { border-right: 0; }
    .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .chart-frame { height: 330px; }
    .archive-layout { grid-template-columns: 1fr; }
    .archive-browser { position: static; }
    .browser-list { display: flex; max-height: none; overflow-x: auto; }
    .browser-list li { flex: 0 0 auto; }
    .browser-list button { width: auto; border-bottom: 0; border-right: 1px solid var(--line); }
    .image-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .site-footer { padding: 12px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}