:root {
  /* Palette historique V1, structurée en tokens V2. */
  --historical-scarlet: #ff2e00;
  --historical-orange: #d35400;
  --historical-olive: #423e3b;
  --historical-anthracite: #2c2c2c;
  --historical-midnight: #2c3e50;
  --historical-light: #eaeded;
  --bg: #0c1214;
  --surface: #151d20;
  --surface-raised: #20292c;
  --surface-secondary: #2c3e50;
  --border: #39474a;
  --border-soft: #263337;
  --text: #f7f5f3;
  --muted: #b8c1c2;
  --accent: #ff2e00;
  --accent-strong: #ff6847;
  --accent-hover: #d35400;
  --accent-action: #c94700;
  --accent-action-hover: #b83b00;
  --danger: #ff6847;
  --warning: #ffc96b;
  --success: #62c98a;
  --radius-sm: 10px;
  --radius: 18px;
  --space-1: .35rem;
  --space-2: .65rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.4rem;
  --shadow: 0 18px 48px rgba(0, 0, 0, .22);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% -10%, rgba(255, 46, 0, .12), transparent 32rem),
    var(--bg);
  color: var(--text);
}

a { color: inherit; }
button, input, select { font: inherit; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, [tabindex]:focus-visible {
  outline: 3px solid rgba(255, 104, 71, .55);
  outline-offset: 3px;
}
svg { width: 1.2rem; height: 1.2rem; }

.sr-only, .skip-link:not(:focus) {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  position: fixed;
  z-index: 20;
  top: 1rem;
  left: 1rem;
  padding: .75rem 1rem;
  color: #fff;
  background: var(--accent);
  border-radius: .6rem;
}

.topbar {
  position: sticky;
  z-index: 10;
  top: 0;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: 76px;
  padding: .8rem clamp(1rem, 4vw, 4rem);
  border-bottom: 1px solid rgba(157, 179, 176, .16);
  background: rgba(7, 16, 18, .9);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  min-width: max-content;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 42px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .35);
  border-radius: 14px;
  color: #fff;
  background: var(--accent);
  font-weight: 900;
  box-shadow: 0 0 30px rgba(255, 46, 0, .25);
}

.brand strong, .brand small { display: block; }
.brand strong { letter-spacing: .08em; }
.brand small { margin-top: .12rem; color: var(--muted); font-size: .72rem; }

.navigation { display: flex; align-items: center; gap: .2rem; }
.navigation a {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .65rem .8rem;
  border-radius: .7rem;
  color: var(--muted);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 650;
}
.navigation a:hover, .navigation a:focus-visible { color: var(--text); background: var(--surface); }
.navigation a[aria-current="page"] { color: #fff; background: rgba(255, 46, 0, .18); }
.navigation svg { width: 1rem; height: 1rem; }

.logout { margin-left: auto; }
.menu-button { display: none; }

@media (min-width: 881px) and (max-width: 1500px) {
  .topbar { gap: .75rem; padding: .65rem 1rem; }
  .brand small { display: none; }
  .navigation { min-width: 0; flex: 1; justify-content: space-between; }
  .navigation a { gap: .3rem; padding: .55rem .42rem; font-size: .78rem; }
  .logout { margin-left: .25rem; }
}

.button {
  min-height: 42px;
  padding: .7rem 1rem;
  border: 1px solid transparent;
  border-radius: .75rem;
  color: var(--text);
  background: transparent;
  cursor: pointer;
  font-weight: 750;
}
.button { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; }
.button-primary { color: #fff; background: var(--accent-action); }
.button-primary:hover { background: var(--accent-action-hover); }
.button-quiet { border-color: var(--border); }
.button-quiet:hover { border-color: var(--accent); }
.icon-button { width: 44px; min-width: 44px; padding: .65rem; }
.icon-button svg { width: 1.35rem; height: 1.35rem; }

.page-shell { width: min(1380px, calc(100% - 2rem)); margin: 0 auto; padding: 4.5rem 0; }
.hero { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; margin-bottom: 2.4rem; }
.hero-compact { max-width: 820px; }
.eyebrow { margin: 0 0 .65rem; color: var(--accent); font-size: .74rem; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
h1 { max-width: 16ch; margin: 0; font-size: clamp(2.3rem, 7vw, 4.8rem); line-height: .98; letter-spacing: -.055em; }
h2 { margin: 0; font-size: 1.5rem; letter-spacing: -.02em; }
.lede { max-width: 720px; margin: 1.2rem 0 0; color: var(--muted); font-size: clamp(1rem, 2vw, 1.2rem); line-height: 1.65; }

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .65rem .85rem;
  border: 1px solid rgba(255, 46, 0, .35);
  border-radius: 999px;
  color: var(--accent-strong);
  background: rgba(255, 46, 0, .10);
  font-size: .82rem;
  font-weight: 750;
  white-space: nowrap;
}
.status-chip > span:first-child { width: .55rem; height: .55rem; flex: 0 0 auto; border-radius: 50%; background: var(--success); box-shadow: 0 0 16px var(--success); }

.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: 1rem; }
.metric-card, .panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(66, 62, 59, .97), rgba(44, 44, 44, .98));
  box-shadow: var(--shadow);
}
.metric-card { min-height: 190px; padding: 1.4rem; }
.metric-label, .metric-card small { color: var(--muted); }
.metric-card strong { display: block; margin: 1.6rem 0 .25rem; color: var(--accent-strong); font-size: 3.4rem; line-height: 1; }
.panel { padding: 1.4rem; }
.panel-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1.4rem; }
.text-link { color: var(--accent); font-weight: 750; text-underline-offset: .25rem; }

.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; text-align: left; }
.table-wrap { width: 100%; max-width: 100%; min-width: 0; overflow-x: auto; overscroll-behavior-inline: contain; }
th { padding: .8rem 1rem; border-bottom: 1px solid var(--border); color: var(--muted); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
td { padding: 1rem; border-bottom: 1px solid rgba(36, 64, 68, .7); line-height: 1.45; }
tbody tr:last-child td { border-bottom: 0; }
.empty-state { padding: 3rem; color: var(--muted); text-align: center; }
.badge { display: inline-flex; padding: .25rem .55rem; border-radius: 99px; font-size: .76rem; font-weight: 750; }
.badge-info { color: #fff; background: rgba(44, 62, 80, .9); }
.badge-attention { color: var(--warning); background: rgba(255, 201, 107, .1); }
.badge-ready { color: #fff; background: rgba(98, 201, 138, .2); }
.badge-recording, .badge-postroll { color: #ffdba0; background: rgba(255, 201, 107, .1); }
.badge-error, .badge-interrupted { color: #ffd0d0; background: rgba(255, 141, 141, .1); }

.surveillance-hero h1 { max-width: none; }
.camera-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}
.camera-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(66, 62, 59, .97), rgba(44, 44, 44, .98));
  box-shadow: var(--shadow);
}
.camera-grid.has-focus { grid-template-columns: minmax(0, 3fr) minmax(260px, 1fr); }
.camera-card.is-focused { grid-row: span 2; }
.camera-card.is-secondary .camera-details { padding: 1rem; }
.camera-stage { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #020607; }
.camera-stage video { display: block; width: 100%; height: 100%; object-fit: cover; background: #020607; }
.vision-layer { position: absolute; z-index: 1; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.vision-layer.is-editing { z-index: 3; pointer-events: auto; cursor: crosshair; background: rgba(44, 62, 80, .08); }
.vision-box { fill: rgba(255, 46, 0, .08); stroke: var(--accent); stroke-width: 4; vector-effect: non-scaling-stroke; }
.vision-label { fill: var(--accent); font-size: 27px; font-weight: 800; paint-order: stroke; stroke: #191817; stroke-width: 5px; stroke-linejoin: round; }
.zone-shape { fill: rgba(44, 62, 80, .16); stroke: #9cc8ff; stroke-width: 3; stroke-dasharray: 8 6; vector-effect: non-scaling-stroke; }
.zone-draft { fill: rgba(255, 46, 0, .12); stroke: #fff; stroke-width: 3; vector-effect: non-scaling-stroke; }
.zone-point { fill: #fff; stroke: var(--accent); stroke-width: 3; vector-effect: non-scaling-stroke; }
.stream-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: .55rem;
  padding: 2rem;
  color: var(--muted);
  text-align: center;
  background: radial-gradient(circle, rgba(44, 62, 80, .84), rgba(25, 24, 23, .97));
}
.stream-placeholder[hidden] { display: none; }
.stream-placeholder strong { color: var(--text); }
.stream-placeholder small { max-width: 34ch; line-height: 1.45; }
.spinner {
  width: 2rem;
  height: 2rem;
  margin-bottom: .35rem;
  border: 3px solid rgba(255, 104, 71, .18);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.camera-overlay {
  position: absolute;
  z-index: 2;
  inset: 1rem 1rem auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  pointer-events: none;
}
.camera-state, .quality-label {
  padding: .38rem .58rem;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 999px;
  color: var(--text);
  background: rgba(3, 9, 10, .74);
  backdrop-filter: blur(10px);
  font-size: .72rem;
  font-weight: 800;
}
.camera-state::before {
  display: inline-block;
  width: .48rem;
  height: .48rem;
  margin-right: .42rem;
  border-radius: 50%;
  background: var(--muted);
  content: "";
}
.state-online::before { background: var(--success); box-shadow: 0 0 12px var(--success); }
.state-error::before { background: var(--danger); }
.state-reconnecting::before, .state-loading::before, .state-connecting::before { background: var(--warning); }
.state-source-unavailable::before, .state-relay-unavailable::before, .state-playback-error::before { background: var(--danger); }
.camera-details { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; padding: 1.25rem; }
.camera-details h2 { font-size: 1.25rem; }
.camera-details .eyebrow { margin-bottom: .4rem; }
.camera-meta { margin: .55rem 0 0; color: var(--muted); font-size: .82rem; }
.camera-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .55rem; }
.button-record { border-color: rgba(255, 46, 0, .65); color: #fff; background: rgba(255, 46, 0, .10); }
.button-record:hover, .button-record.is-recording { border-color: var(--accent); background: rgba(255, 46, 0, .25); }
.button:disabled { opacity: .55; cursor: wait; }
.recording-note { display: grid; grid-template-columns: minmax(240px, .8fr) minmax(320px, 1.2fr); gap: 2rem; margin-bottom: 1rem; }
.recording-note p:last-child { align-self: center; margin: 0; color: var(--muted); line-height: 1.65; }
.clips-panel { margin-top: 1rem; }
.clip-list { display: grid; }
.clip-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid rgba(36, 64, 68, .7);
}
.clip-row > div:first-child { display: grid; gap: .3rem; }
.clip-row > div:first-child span { color: var(--muted); font-size: .84rem; }
.clip-facts { display: flex; align-items: center; justify-content: flex-end; gap: .75rem; color: var(--muted); }
.clip-player-shell { margin-bottom: 1.4rem; padding: 1rem; border: 1px solid var(--border); border-radius: 1rem; background: #020607; }
.clip-player-shell[hidden] { display: none; }
.clip-player-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: .8rem; }
.clip-player-shell video { display: block; width: 100%; max-height: 68vh; border-radius: .7rem; background: #000; }
.status-chip.status-degraded { border-color: rgba(255, 201, 107, .45); color: var(--warning); background: rgba(255, 201, 107, .09); }
.status-chip.status-degraded > span:first-child { background: var(--warning); box-shadow: 0 0 16px var(--warning); }

.zone-editor {
  display: grid;
  gap: 1rem;
  padding: 1rem 1.25rem 1.25rem;
  border-top: 1px solid var(--border);
  background: rgba(44, 62, 80, .28);
}
.zone-editor[hidden] { display: none; }
.zone-editor label, .filter-grid label { display: grid; gap: .45rem; color: var(--muted); font-size: .82rem; font-weight: 750; }
.zone-editor input, .filter-grid select, .filter-grid input {
  min-height: 44px;
  padding: .65rem .8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  background: var(--bg);
}
.zone-editor p { margin: 0; color: var(--muted); font-size: .82rem; line-height: 1.55; }
.zone-editor-actions, .event-actions { display: flex; flex-wrap: wrap; gap: .65rem; }
.zone-list { display: flex; flex-wrap: wrap; gap: .5rem; }
.zone-item { display: inline-flex; align-items: center; gap: .3rem; padding: .25rem .3rem .25rem .65rem; border: 1px solid var(--border); border-radius: 999px; }
.zone-item button { width: 34px; min-width: 34px; min-height: 34px; padding: .35rem; }

.events-hero { align-items: center; }
.section-icon { width: 2rem; height: 2rem; color: var(--accent); }
.event-filters { margin-bottom: 1.25rem; }
.filter-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) auto; align-items: end; gap: 1rem; }
.event-timeline { position: relative; display: grid; gap: 1rem; }
.event-timeline::before { position: absolute; top: 1rem; bottom: 1rem; left: 1rem; width: 2px; background: linear-gradient(var(--accent), var(--surface-secondary)); content: ""; }
.event-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(240px, .85fr) minmax(0, 1.15fr);
  margin-left: 2.5rem;
  overflow: visible;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(66, 62, 59, .97), rgba(44, 44, 44, .98));
  box-shadow: var(--shadow);
}
.event-card::before { position: absolute; top: 2rem; left: -2.05rem; width: .8rem; height: .8rem; border: 3px solid var(--bg); border-radius: 50%; background: var(--accent); content: ""; }
.event-snapshot { position: relative; min-height: 210px; overflow: hidden; border-radius: calc(var(--radius) - 1px) 0 0 calc(var(--radius) - 1px); background: var(--surface-secondary); }
.event-snapshot img { display: block; width: 100%; height: 100%; min-height: 210px; object-fit: cover; }
.event-snapshot.is-empty { display: grid; padding: 2rem; place-items: center; color: var(--muted); text-align: center; background: linear-gradient(145deg, var(--surface-secondary), var(--surface)); }
.event-state { position: absolute; top: 1rem; left: 1rem; padding: .35rem .6rem; border-radius: 999px; color: #fff; background: rgba(25, 24, 23, .82); font-size: .74rem; font-weight: 800; }
.event-state-open { box-shadow: inset 0 0 0 1px var(--warning); }
.event-content { display: grid; align-content: center; gap: 1rem; padding: 1.4rem; }
.event-heading { display: flex; align-items: start; justify-content: space-between; gap: 1rem; }
.event-heading > strong { color: var(--accent-strong); font-size: 1.15rem; }
.event-time { margin: 0; color: var(--muted); }
.event-tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.badge-zone { color: #dcecff; background: rgba(44, 62, 80, .9); }

.event-dialog {
  width: min(760px, calc(100% - 2rem));
  max-height: calc(100vh - 2rem);
  padding: 1.4rem;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  background: var(--surface);
  box-shadow: 0 30px 100px rgba(0, 0, 0, .7);
}
.event-dialog::backdrop { background: rgba(0, 0, 0, .72); backdrop-filter: blur(4px); }
.dialog-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1.2rem; }
.event-dialog video { display: block; width: 100%; max-height: 70vh; background: #000; }
.event-detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
.event-detail-grid > div { padding: .85rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg); }
.event-detail-grid span { display: block; margin-bottom: .35rem; color: var(--muted); font-size: .75rem; }
.observation-list { display: grid; gap: .55rem; margin-top: 1rem; padding: 0; list-style: none; }
.observation-list li { display: flex; justify-content: space-between; gap: 1rem; padding: .7rem 0; border-top: 1px solid var(--border); }

.login-page {
  display: grid;
  min-height: 100vh;
  padding: clamp(1rem, 4vw, 3rem);
  overflow-x: hidden;
  place-items: center;
  background:
    radial-gradient(circle at 12% 12%, rgba(255, 46, 0, .22), transparent 27rem),
    radial-gradient(circle at 88% 90%, rgba(44, 62, 80, .42), transparent 32rem),
    linear-gradient(145deg, #080d0f, var(--bg) 58%, #111a1d);
}
.login-shell {
  position: relative;
  display: grid;
  width: min(1080px, 100%);
  min-height: min(680px, calc(100vh - 2rem));
  overflow: hidden;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, .85fr);
  border: 1px solid rgba(184, 193, 194, .2);
  border-radius: 30px;
  background: rgba(10, 18, 20, .88);
  box-shadow: 0 34px 110px rgba(0, 0, 0, .52);
  backdrop-filter: blur(20px);
}
.login-shell::before {
  position: absolute;
  width: 280px;
  height: 280px;
  top: -150px;
  right: 24%;
  border-radius: 50%;
  background: rgba(255, 46, 0, .18);
  filter: blur(12px);
  content: "";
  pointer-events: none;
}
.login-intro {
  position: relative;
  display: flex;
  min-width: 0;
  padding: clamp(2rem, 6vw, 4.75rem);
  justify-content: space-between;
  flex-direction: column;
  gap: 3rem;
  background:
    linear-gradient(155deg, rgba(255, 46, 0, .1), transparent 46%),
    rgba(8, 15, 17, .42);
}
.brand-login { margin: 0; }
.login-intro h1 { max-width: 10ch; font-size: clamp(3rem, 7vw, 5.4rem); }
.login-intro .lede { max-width: 610px; }
.login-assurance {
  display: flex;
  margin: 0;
  align-items: center;
  gap: .65rem;
  color: var(--muted);
  font-size: .82rem;
  font-weight: 700;
}
.login-assurance span {
  width: .62rem;
  height: .62rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 18px rgba(98, 201, 138, .75);
}
.login-panel {
  position: relative;
  display: flex;
  width: 100%;
  padding: clamp(2rem, 5vw, 4.5rem);
  justify-content: center;
  flex-direction: column;
  border-left: 1px solid rgba(184, 193, 194, .16);
  background: rgba(21, 29, 32, .76);
}
.login-form-heading h2 { font-size: clamp(1.9rem, 4vw, 2.5rem); }
.login-form-heading > p:last-child, .login-footnote { color: var(--muted); line-height: 1.6; }
.login-form-heading > p:last-child { margin: .75rem 0 0; }
.login-footnote { margin: 1.25rem 0 0; font-size: .78rem; }
.stack { display: grid; gap: .75rem; margin-top: 2rem; }
.stack label { font-weight: 750; }
.stack input { width: 100%; min-height: 52px; padding: .8rem 1rem; border: 1px solid var(--border); border-radius: .75rem; color: var(--text); background: rgba(8, 15, 17, .86); }
.stack input:focus { outline: 3px solid rgba(255, 46, 0, .25); border-color: var(--accent); }
.stack input[aria-invalid="true"] { border-color: var(--danger); }
.login-submit { width: 100%; min-height: 52px; margin-top: .45rem; }
.alert { margin-top: 1.4rem; padding: .85rem 1rem; border-radius: .75rem; }
.alert-error { border: 1px solid rgba(255, 141, 141, .35); color: #ffd0d0; background: rgba(255, 141, 141, .08); }

@media (max-width: 880px) {
  .topbar { flex-wrap: wrap; gap: .8rem; }
  .menu-button { display: inline-flex; margin-left: auto; padding: .65rem .8rem; border: 1px solid var(--border); border-radius: .7rem; color: var(--text); background: var(--surface); }
  .navigation { display: none; order: 4; width: 100%; flex-direction: column; align-items: stretch; padding: .5rem 0; }
  .navigation.is-open { display: flex; }
  .logout { margin-left: 0; }
  .hero { align-items: flex-start; flex-direction: column; }
  .metric-grid { grid-template-columns: 1fr; }
  .metric-card { min-height: auto; }
  .metric-card strong { margin-top: 1rem; }
  .camera-grid, .camera-grid.has-focus { grid-template-columns: 1fr; }
  .camera-card.is-focused { grid-row: auto; }
  .recording-note { grid-template-columns: 1fr; gap: 1rem; }
  .filter-grid { grid-template-columns: 1fr 1fr; }
  .event-card { grid-template-columns: 1fr; }
  .event-snapshot { border-radius: calc(var(--radius) - 1px) calc(var(--radius) - 1px) 0 0; }
}

@media (max-width: 560px) {
  .page-shell { width: min(100% - 1rem, 1380px); padding: 2.5rem 0; }
  .camera-details, .clip-row { align-items: stretch; flex-direction: column; }
  .camera-actions, .clip-facts { justify-content: flex-start; }
  .camera-actions .button { flex: 1; }
  .camera-actions .icon-button { flex: 0 0 44px; }
  .camera-overlay { inset: .65rem .65rem auto; }
  .panel, .metric-card { border-radius: 14px; }
  .filter-grid { grid-template-columns: 1fr; }
  .event-timeline::before { display: none; }
  .event-card { margin-left: 0; }
  .event-card::before { display: none; }
  .event-detail-grid { grid-template-columns: 1fr; }
}

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

/* Memory Engine */
.memory-hero h1 { max-width: none; }
.memory-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(300px, .7fr); gap: 1rem; margin: 1rem 0; align-items: start; }
.memory-side { display: grid; gap: 1rem; }
.memory-filter-grid { grid-template-columns: minmax(220px, 1.5fr) repeat(3, minmax(150px, 1fr)) auto; }
.memory-filter-grid input, .compact-stack input, .compact-stack select, .compact-stack textarea {
  width: 100%; min-height: 44px; padding: .65rem .8rem; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); background: var(--bg);
}
.compact-stack textarea { min-height: 92px; resize: vertical; }
.compact-stack { margin-top: 0; }
.compact-stack label { display: grid; gap: .42rem; color: var(--muted); font-size: .82rem; }
.memory-feedback { min-height: 1.4rem; margin: 1rem 0 0; color: var(--muted); }
.memory-feedback.is-error { color: #ffd0d0; }
.memory-results { display: grid; gap: .8rem; }
.memory-result { padding: 1rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: rgba(25, 24, 23, .48); }
.memory-result > div:first-child { display: flex; align-items: center; gap: .65rem; }
.memory-result h3 { margin: .8rem 0 .4rem; }
.memory-result p, .memory-note { color: var(--muted); line-height: 1.6; }
.memory-result .button { margin-top: .5rem; }
.memory-provenance { color: var(--muted); font-size: .78rem; }
.memory-tools-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.memory-tools-grid h2 { margin: 0 0 1rem; }
.memory-learning { display: grid; gap: 1.2rem; }
.learning-flow { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; }
.learning-flow span { padding: .6rem .75rem; border: 1px solid var(--border); border-radius: 999px; background: var(--bg); }
.learning-flow b { color: var(--accent-strong); }
.memory-correction { margin: 1.2rem 0; }
.memory-history { display: grid; gap: .45rem; color: var(--muted); }

/* Rules Engine */
#rule-editor .wide { grid-column: 1 / -1; }
#rule-editor input, #rule-editor select, #rule-editor textarea {
  width: 100%; min-height: 44px; padding: .65rem .8rem; border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text); background: var(--bg);
}
#rule-editor textarea { min-height: 280px; resize: vertical; font-family: ui-monospace, monospace; }
#rule-editor details { padding: .8rem; border: 1px solid var(--border); border-radius: var(--radius-sm); }
#rule-editor, #rule-editor > *, #rule-history-dialog, .panel { min-width: 0; }
#rule-editor summary { cursor: pointer; font-weight: 750; }
#rule-history-dialog pre { max-width: 100%; padding: 1rem; overflow: auto; border-radius: var(--radius-sm); background: var(--bg); white-space: pre-wrap; }
.alert-success { border: 1px solid rgba(83, 211, 155, .35); color: #c8ffe7; background: rgba(83, 211, 155, .08); }

@media (max-width: 1100px) {
  .memory-filter-grid { grid-template-columns: 1fr 1fr; }
  .memory-tools-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .memory-layout, .memory-tools-grid, .memory-filter-grid { grid-template-columns: 1fr; }
}

/* Reports and communication channels */
.channels-hero h1 { max-width: none; }
.channel-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.channels-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(320px, .65fr); gap: 1rem; margin-bottom: 1rem; align-items: start; }
.channel-config { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.channel-config .wide { grid-column: 1 / -1; }
.channel-config input, .channel-config select, .schedule-card input, .schedule-card select {
  width: 100%; min-height: 44px; padding: .65rem .75rem; border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text); background: var(--bg);
}
.channel-config small { color: var(--muted); font-weight: 500; }
.report-preview { min-height: 260px; max-height: 520px; margin: 1rem 0 0; padding: 1rem; overflow: auto; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); background: var(--bg); white-space: pre-wrap; line-height: 1.55; }
.category-options { display: flex; flex-wrap: wrap; gap: .4rem .8rem; margin: 0; padding: .7rem; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.category-options legend { padding: 0 .35rem; color: var(--muted); font-size: .76rem; }
.category-options .toggle-row { min-height: auto; padding: 0; }
.report-schedules, .channel-history { margin-top: 1rem; }
.schedule-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.schedule-card { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; padding: 1rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg); }
.schedule-card h3, .schedule-card > small, .schedule-card > button, .schedule-card > p { grid-column: 1 / -1; }
.schedule-card label { display: grid; gap: .4rem; color: var(--muted); font-size: .82rem; font-weight: 750; }
.schedule-card h3 { margin: 0; }
.schedule-card > small { color: var(--muted); overflow-wrap: anywhere; }
.schedule-details { grid-column: 1 / -1; margin: 0; }
.schedule-details > summary span { display: flex; min-width: 0; align-items: baseline; flex-wrap: wrap; gap: .2rem; }
.schedule-details > summary small { color: var(--muted); font-weight: 650; }
.schedule-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .9rem; }
.schedule-fields > small, .schedule-fields > button, .schedule-fields > p, .schedule-fields > fieldset { grid-column: 1 / -1; }
.history-filters { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 1rem; }
.history-filters label { display: grid; min-width: min(100%, 220px); gap: .4rem; color: var(--muted); font-size: .8rem; font-weight: 750; }
.history-filters input, .history-filters select { min-height: 44px; padding: .65rem .75rem; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); background: var(--bg); }
.report-body { padding: 1rem; border: 1px solid var(--border-soft); border-radius: var(--radius-sm); background: var(--bg); white-space: pre-wrap; line-height: 1.65; }
.report-evidence { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; }
.report-evidence a { justify-content: flex-start; font-size: .8rem; }
.event-annotation { margin: 1.4rem 0; padding-top: 1rem; border-top: 1px solid var(--border); }
.event-annotation-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.event-annotation-grid form { padding: 1rem; border: 1px solid var(--border-soft); border-radius: var(--radius-sm); background: var(--bg); }
.event-annotation-grid h4 { margin: 0; }

@media (max-width: 1100px) {
  .channels-layout { grid-template-columns: 1fr; }
  .channel-metrics { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .channel-metrics, .channel-config, .schedule-grid, .schedule-card, .schedule-fields { grid-template-columns: 1fr; }
  .channel-config .wide, .schedule-card h3, .schedule-card > small, .schedule-card > button, .schedule-card > p { grid-column: auto; }
}

/* Recognition and user review */
.recognition-hero h1 { max-width: none; }
.recognition-safety { margin-bottom: 1rem; padding: 1rem 1.15rem; border: 1px solid rgba(255, 201, 107, .35); border-radius: var(--radius-sm); color: #f8e7bd; background: rgba(255, 201, 107, .08); line-height: 1.6; }
.recognition-safety strong { color: var(--warning); }
.recognition-metrics { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.recognition-layout { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(320px, .65fr); gap: 1rem; align-items: start; }
.recognition-side { display: grid; gap: 1rem; }
.recognition-feedback { min-height: 1.4rem; color: var(--muted); }
.recognition-feedback.is-error { color: #ffd0d0; }
.recognition-entities { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
.recognition-entity { display: grid; gap: .75rem; padding: 1rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: rgba(25, 24, 23, .48); }
.recognition-entity > div:first-child { display: flex; align-items: center; justify-content: space-between; gap: .8rem; }
.recognition-entity h3, .recognition-entity p { margin: 0; }
.recognition-entity p { min-height: 3rem; color: var(--muted); line-height: 1.5; }
.recognition-avatar { display: grid; width: 42px; aspect-ratio: 1; place-items: center; border: 1px solid rgba(255, 104, 71, .4); border-radius: 50%; color: #fff; background: rgba(255, 46, 0, .14); font-weight: 900; }
.recognition-card-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; color: var(--muted); font-size: .78rem; }
.recognition-review-panel, .recognition-explanation { margin-top: 1rem; }
.recognition-matches { display: grid; gap: .75rem; }
.recognition-match { display: grid; gap: .7rem; padding: 1rem; border: 1px solid var(--border); border-left: 4px solid var(--muted); border-radius: var(--radius-sm); background: var(--bg); }
.recognition-match-recognized { border-left-color: var(--success); }
.recognition-match-uncertain { border-left-color: var(--warning); }
.recognition-match-unknown, .recognition-match-unavailable { border-left-color: var(--muted); }
.recognition-match > summary { display: flex; min-height: 44px; align-items: center; justify-content: space-between; gap: 1rem; cursor: pointer; }
.recognition-match h3, .recognition-match p { margin: 0; }
.recognition-state { padding: .35rem .6rem; border-radius: 999px; font-size: .75rem; font-weight: 850; }
.recognition-state-recognized { color: #c8ffe7; background: rgba(83, 211, 155, .15); }
.recognition-state-uncertain { color: #ffe9b7; background: rgba(255, 201, 107, .13); }
.recognition-state-unknown, .recognition-state-unavailable { color: var(--muted); background: var(--surface-secondary); }
.recognition-thresholds { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .8rem; margin: 1rem 0; }
.recognition-thresholds span { padding: .9rem; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--muted); line-height: 1.55; background: var(--bg); }
.recognition-thresholds b { display: block; margin-bottom: .35rem; color: var(--text); }
.recognition-reference-gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; margin-bottom: 1.2rem; }
.recognition-reference { overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg); }
.recognition-reference.is-removed { opacity: .55; }
.recognition-reference img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.recognition-reference > div { display: grid; gap: .45rem; padding: .75rem; }
.recognition-reference small { color: var(--muted); }

@media (max-width: 1100px) {
  .recognition-metrics { grid-template-columns: 1fr 1fr; }
  .recognition-layout { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .recognition-metrics, .recognition-entities, .recognition-thresholds, .recognition-reference-gallery { grid-template-columns: 1fr; }
  .recognition-match > summary { align-items: flex-start; flex-direction: column; }
}

/* Agent Harness */
.agent-hero h1, .intelligence-hero h1 { max-width: none; }
.agent-layout { display: grid; grid-template-columns: minmax(230px, .32fr) minmax(0, 1fr); gap: 1rem; align-items: stretch; }
.conversation-sidebar { display: flex; min-height: 680px; flex-direction: column; gap: 1rem; }
.conversation-list { display: grid; gap: .45rem; max-height: 400px; overflow: auto; }
.conversation-list button { width: 100%; min-height: 44px; padding: .7rem .8rem; overflow: hidden; border: 1px solid transparent; border-radius: .65rem; color: var(--muted); background: transparent; text-align: left; text-overflow: ellipsis; white-space: nowrap; cursor: pointer; }
.conversation-list button:hover, .conversation-list button[aria-current="true"] { border-color: var(--border); color: var(--text); background: var(--bg); }
.conversation-sidebar .memory-note { margin-top: auto; font-size: .82rem; }
.chat-panel { display: grid; min-height: 680px; grid-template-rows: minmax(420px, 1fr) auto auto; gap: .8rem; }
.chat-messages { display: flex; min-height: 0; max-height: 66vh; padding: .4rem; overflow-y: auto; flex-direction: column; gap: 1rem; }
.chat-empty { display: grid; max-width: 540px; margin: auto; color: var(--muted); text-align: center; place-items: center; }
.chat-empty svg { width: 3rem; height: 3rem; color: var(--accent); }
.chat-empty h2 { margin-top: 1rem; color: var(--text); }
.chat-message { width: min(86%, 760px); padding: 1rem 1.1rem; border: 1px solid var(--border); border-radius: 1rem; background: var(--bg); }
.chat-message-user { align-self: flex-end; border-color: rgba(255, 104, 71, .35); background: rgba(255, 46, 0, .08); }
.chat-message > span { color: var(--accent-strong); font-size: .75rem; font-weight: 850; letter-spacing: .06em; text-transform: uppercase; }
.chat-message p { margin: .55rem 0 0; line-height: 1.65; white-space: pre-wrap; }
.chat-message small { display: block; margin-top: .75rem; color: var(--muted); }
.chat-references { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: .85rem; align-items: center; }
.chat-references strong { margin-right: .25rem; font-size: .78rem; }
.chat-references a, .chat-references code { padding: .25rem .45rem; border-radius: .45rem; color: #dcecff; background: rgba(44, 62, 80, .9); font-size: .72rem; text-decoration: none; }
.chat-source-details { margin-top: .8rem; }
.chat-source-details summary { display: inline-flex; min-height: 44px; padding: .45rem .65rem; align-items: center; border: 1px solid var(--border-soft); border-radius: .6rem; color: var(--muted); cursor: pointer; font-size: .78rem; font-weight: 750; }
.chat-source-details[open] summary { color: var(--text); }
.chat-status { min-height: 1.4rem; color: var(--muted); font-size: .85rem; }
.chat-status.is-error { color: #ffd0d0; }
.chat-composer { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .8rem; align-items: end; }
.chat-composer textarea { width: 100%; min-height: 76px; max-height: 220px; padding: .85rem 1rem; resize: vertical; border: 1px solid var(--border); border-radius: .9rem; color: var(--text); background: var(--bg); font: inherit; }
.chat-composer textarea:focus { outline: 3px solid rgba(255, 46, 0, .2); border-color: var(--accent); }
.chat-actions { display: flex; gap: .5rem; }

.intelligence-stack { display: grid; gap: 1rem; }
.metric-card .metric-word { overflow-wrap: anywhere; font-size: clamp(1.45rem, 3vw, 2.2rem); }
.agent-metrics { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.intelligence-calls { margin-bottom: 1.5rem; }
.config-grid { display: grid; grid-template-columns: repeat(4, minmax(150px, 1fr)); gap: 1rem; }
.config-grid label, .model-grid label { display: grid; gap: .4rem; color: var(--muted); font-size: .82rem; font-weight: 750; }
.config-grid input, .config-grid select, .model-grid input { width: 100%; min-height: 44px; padding: .65rem .75rem; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); background: var(--bg); }
.model-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin: 1.2rem 0; }
.model-grid fieldset { display: grid; grid-template-columns: 1fr 140px 160px; gap: .8rem; min-width: 0; padding: 1rem; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.model-grid legend { padding: 0 .4rem; color: var(--accent-strong); font-weight: 800; }
.agent-job-limits { margin-top: 1rem; }
.model-grid .capability-row { display: flex; grid-column: 1 / -1; flex-wrap: wrap; gap: .6rem 1rem; }
.model-grid .capability-row label { display: inline-flex; align-items: center; gap: .4rem; color: var(--text); }
.model-grid .capability-row input { width: auto; min-height: auto; accent-color: var(--accent); }
.toggle-row, .paid-confirm { display: inline-flex; gap: .6rem; align-items: center; }
.toggle-row { margin: .5rem 0 1rem; color: var(--text); font-weight: 750; }
.toggle-row input, .paid-confirm input { width: 1.1rem; height: 1.1rem; accent-color: var(--accent); }
.privacy-note { display: flex; flex-wrap: wrap; gap: .7rem 1.2rem; margin-bottom: 1rem; padding: .9rem; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--muted); background: var(--bg); }
.privacy-note strong { color: var(--text); }
.paid-confirm { color: var(--warning); font-size: .82rem; }

@media (max-width: 1100px) {
  .config-grid { grid-template-columns: 1fr 1fr; }
  .model-grid fieldset { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .agent-layout { grid-template-columns: 1fr; }
  .conversation-sidebar { min-height: auto; }
  .conversation-list { max-height: 150px; }
  .chat-panel { min-height: 620px; }
  .chat-messages { max-height: none; }
  .chat-message { width: 94%; }
  .chat-composer { grid-template-columns: 1fr; }
  .chat-actions { justify-content: flex-end; }
  .config-grid, .model-grid { grid-template-columns: 1fr; }
  .intelligence-form .event-actions { align-items: stretch; flex-direction: column; }
}

/* Iteration 08: application shell and reusable experience components. */
.mobile-topbar,
.mobile-navigation,
.sidebar-close,
.navigation-scrim { display: none; }

.sidebar {
  position: fixed;
  z-index: 30;
  inset: 0 auto 0 0;
  display: flex;
  width: 252px;
  padding: 1.15rem 1rem;
  overflow-y: auto;
  flex-direction: column;
  border-right: 1px solid var(--border-soft);
  background: rgba(8, 14, 16, .97);
  box-shadow: 14px 0 42px rgba(0, 0, 0, .16);
}
.sidebar-head { display: flex; align-items: center; justify-content: space-between; gap: .7rem; padding: 0 .35rem; }
.sidebar .brand { min-height: 48px; }
.sidebar .brand-mark { width: 38px; border-radius: 12px; }
.environment-card {
  display: grid;
  gap: .45rem;
  margin: 1.35rem 0 1rem;
  padding: .8rem;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  background: rgba(32, 41, 44, .58);
}
.environment-card small { color: var(--muted); font-size: .7rem; }
.environment-dot { display: inline-flex; align-items: center; gap: .45rem; color: var(--muted); font-size: .73rem; font-weight: 750; }
.environment-dot > span { width: .48rem; height: .48rem; border-radius: 50%; background: var(--success); box-shadow: 0 0 12px rgba(98, 201, 138, .7); }
.sidebar .navigation { display: flex; min-width: 0; flex: 1; flex-direction: column; align-items: stretch; gap: .15rem; }
.sidebar .navigation a {
  min-height: 42px;
  padding: .58rem .7rem;
  border: 1px solid transparent;
  border-radius: .72rem;
  font-size: .84rem;
}
.sidebar .navigation a:hover,
.sidebar .navigation a:focus-visible { border-color: var(--border-soft); background: var(--surface); }
.sidebar .navigation a[aria-current="page"] {
  border-color: rgba(255, 104, 71, .25);
  color: #fff;
  background: linear-gradient(90deg, rgba(255, 46, 0, .22), rgba(255, 46, 0, .06));
}
.sidebar .navigation a[aria-current="page"] svg { color: var(--accent-strong); }
.nav-section-label { margin: 1.05rem .7rem .35rem; color: #7f9295; font-size: .64rem; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.sidebar .logout { margin: 1rem 0 0; }
.sidebar .logout .button { width: 100%; justify-content: flex-start; color: var(--muted); }

.page-shell {
  width: auto;
  max-width: 1600px;
  margin: 0 0 0 252px;
  padding: clamp(2.25rem, 4vw, 4.5rem) clamp(1.4rem, 3.2vw, 4.25rem);
}
.hero { margin-bottom: clamp(1.5rem, 3vw, 2.5rem); }
h1 { max-width: 19ch; font-size: clamp(2.45rem, 5vw, 4.2rem); }
.metric-card,
.panel,
.camera-card,
.event-card { background: linear-gradient(145deg, rgba(32, 41, 44, .98), rgba(21, 29, 32, .98)); }
.metric-card { min-height: 154px; }
.metric-card strong { margin-top: 1.15rem; font-size: clamp(2.35rem, 4vw, 3.25rem); }
.panel { box-shadow: 0 12px 36px rgba(0, 0, 0, .18); }

.button { min-height: 44px; }
.button-secondary { border-color: rgba(255, 104, 71, .35); color: #ffd7cd; background: rgba(255, 46, 0, .08); }
.button-secondary:hover { border-color: var(--accent); background: rgba(255, 46, 0, .16); }
.button-danger { border-color: rgba(255, 104, 71, .4); color: #ffd0ca; }
.button-link { text-decoration: none; }

.section-stack { display: grid; gap: 1rem; }
.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(300px, .75fr); gap: 1rem; margin-top: 1rem; align-items: start; }
.dashboard-metrics { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.dashboard-column { display: grid; gap: 1rem; }
.system-list { display: grid; gap: .2rem; }
.system-row { display: grid; grid-template-columns: auto 1fr auto; min-height: 48px; align-items: center; gap: .8rem; padding: .55rem 0; border-top: 1px solid var(--border-soft); }
.system-row:first-child { border-top: 0; }
.system-row > div { display: grid; min-width: 0; gap: .2rem; }
.system-row svg { color: var(--muted); }
.system-row span:not(.badge) { color: var(--muted); font-size: .84rem; }
.status-dot { width: .55rem; height: .55rem; border-radius: 50%; background: var(--muted); }
.status-dot.is-online { background: var(--success); box-shadow: 0 0 12px rgba(98, 201, 138, .6); }
.status-dot.is-warning { background: var(--warning); }
.status-dot.is-error { background: var(--danger); }
.quick-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .7rem; }
.quick-action {
  display: grid;
  min-height: 106px;
  padding: 1rem;
  align-content: space-between;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  color: var(--text);
  background: rgba(12, 18, 20, .55);
  text-decoration: none;
}
.quick-action:hover { border-color: var(--accent); transform: translateY(-1px); }
.quick-action svg { color: var(--accent-strong); }
.quick-action > span { display: grid; gap: .25rem; }
.quick-action small { color: var(--muted); }
.activity-list { display: grid; gap: .15rem; }
.activity-item { display: grid; grid-template-columns: auto 1fr auto; align-items: start; gap: .85rem; padding: .85rem 0; border-top: 1px solid var(--border-soft); }
.activity-item:first-child { border-top: 0; }
.activity-item > svg { margin-top: .12rem; color: var(--accent-strong); }
.activity-item p { margin: .18rem 0 0; color: var(--muted); font-size: .82rem; line-height: 1.5; }
.activity-item time { color: var(--muted); font-size: .75rem; white-space: nowrap; }
.data-note { display: flex; align-items: flex-start; gap: .65rem; margin: 0 0 1rem; padding: .75rem .9rem; border: 1px solid rgba(156, 200, 255, .18); border-radius: var(--radius-sm); color: #c9d8e8; background: rgba(44, 62, 80, .25); font-size: .8rem; line-height: 1.5; }
.data-note svg { flex: 0 0 auto; color: #9cc8ff; }
.storage-meter { height: .5rem; margin: .8rem 0 .55rem; overflow: hidden; border-radius: 99px; background: var(--bg); }
.storage-meter > span { display: block; height: 100%; min-width: .35rem; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--warning)); }

.subnav { display: flex; gap: .45rem; margin: -.5rem 0 1.25rem; overflow-x: auto; scrollbar-width: thin; }
.subnav a { min-height: 40px; padding: .55rem .75rem; border: 1px solid var(--border-soft); border-radius: 999px; color: var(--muted); text-decoration: none; white-space: nowrap; }
.subnav a[aria-current="page"], .subnav a:hover { border-color: rgba(255, 104, 71, .35); color: var(--text); background: rgba(255, 46, 0, .08); }
.event-filters .filter-grid { grid-template-columns: minmax(220px, 1.4fr) repeat(3, minmax(140px, 1fr)) auto; }

.progressive-section { margin-top: 1rem; border: 1px solid var(--border-soft); border-radius: var(--radius-sm); background: rgba(12, 18, 20, .42); }
.progressive-section > summary { display: flex; min-height: 52px; padding: .8rem 1rem; align-items: center; justify-content: space-between; gap: 1rem; cursor: pointer; font-weight: 800; list-style: none; }
.progressive-section > summary::-webkit-details-marker { display: none; }
.progressive-section > summary::after { color: var(--accent-strong); content: "+"; font-size: 1.25rem; }
.progressive-section[open] > summary::after { content: "−"; }
.progressive-section > .progressive-content { padding: 0 1rem 1rem; }
details:not([open]) > :not(summary) { display: none !important; }

.list-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin: .8rem 0 0; }
.list-toolbar small { color: var(--muted); }
.pagination { display: flex; justify-content: center; margin-top: 1rem; }
.compact-list > :nth-child(n+13) { display: none; }
.compact-list.is-expanded > :nth-child(n) { display: flex; }

.settings-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.settings-card { display: grid; gap: 1rem; }
.settings-card .panel-heading { margin-bottom: 0; }
.settings-card p { margin: 0; color: var(--muted); line-height: 1.55; }
.settings-facts { display: grid; gap: .55rem; margin: 0; }
.settings-facts > div { display: flex; justify-content: space-between; gap: 1rem; padding-top: .65rem; border-top: 1px solid var(--border-soft); }
.settings-facts dt { color: var(--muted); }
.settings-facts dd { margin: 0; text-align: right; font-weight: 750; }

@media (max-width: 1100px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .dashboard-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .settings-grid { grid-template-columns: 1fr; }
  .event-filters .filter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 880px) {
  body { padding-bottom: 76px; }
  body.nav-open { overflow: hidden; }
  .mobile-topbar {
    position: sticky;
    z-index: 20;
    top: 0;
    display: flex;
    min-height: 62px;
    padding: .65rem .9rem;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border-bottom: 1px solid var(--border-soft);
    background: rgba(8, 14, 16, .94);
    backdrop-filter: blur(16px);
  }
  .mobile-topbar .brand-mark { width: 36px; border-radius: 11px; }
  .mobile-topbar .brand { min-height: 44px; }
  .mobile-topbar .brand small { display: none; }
  .sidebar {
    right: 1rem;
    width: min(330px, calc(100% - 2rem));
    padding-bottom: 1.5rem;
    transform: translateX(-110%);
    visibility: hidden;
    transition: transform .2s ease, visibility .2s ease;
  }
  .sidebar.is-open { transform: translateX(0); visibility: visible; }
  .sidebar-close { display: inline-flex; }
  .sidebar .navigation { display: flex; }
  .navigation-scrim {
    position: fixed;
    z-index: 25;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
    background: rgba(0, 0, 0, .66);
    opacity: 0;
    pointer-events: none;
  }
  body.nav-open .navigation-scrim { display: block; opacity: 1; pointer-events: auto; }
  .page-shell { width: 100%; margin: 0; padding: 2rem 1rem 1.5rem; }
  .mobile-navigation {
    position: fixed;
    z-index: 22;
    inset: auto 0 0;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    min-height: 68px;
    padding: .35rem max(.4rem, env(safe-area-inset-right)) calc(.35rem + env(safe-area-inset-bottom)) max(.4rem, env(safe-area-inset-left));
    border-top: 1px solid var(--border-soft);
    background: rgba(8, 14, 16, .97);
    backdrop-filter: blur(18px);
  }
  body.nav-open .mobile-navigation { display: none; }
  .mobile-navigation a,
  .mobile-navigation button {
    display: flex;
    min-width: 0;
    min-height: 56px;
    padding: .35rem .2rem;
    border: 0;
    border-radius: .65rem;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: .22rem;
    color: var(--muted);
    background: transparent;
    font-size: .65rem;
    font-weight: 750;
    text-decoration: none;
  }
  .mobile-navigation a[aria-current="page"] { color: #fff; background: rgba(255, 46, 0, .15); }
  .mobile-navigation svg { width: 1.25rem; height: 1.25rem; }
  .menu-button { margin: 0; }
  .subnav a { min-height: 44px; }
  .text-link { display: inline-flex; min-height: 44px; align-items: center; }
  .hero { gap: 1rem; }
  h1 { font-size: clamp(2.35rem, 12vw, 3.5rem); }
  .quick-actions { grid-template-columns: 1fr 1fr; }
  .activity-item { grid-template-columns: auto 1fr; }
  .activity-item time { grid-column: 2; }
}

@media (max-width: 560px) {
  .page-shell { padding: 1.5rem .75rem 1rem; }
  .hero { margin-bottom: 1.35rem; }
  .lede { margin-top: .85rem; font-size: .95rem; }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .metric-card { min-height: 125px; padding: 1rem; }
  .metric-card strong { margin-top: .75rem; font-size: 2.25rem; }
  .metric-card small { font-size: .72rem; }
  .metric-card:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .panel { padding: 1rem; }
  .panel-heading { align-items: flex-start; }
  .quick-actions { grid-template-columns: 1fr; }
  .quick-action { min-height: 82px; }
  .system-row { grid-template-columns: auto 1fr; }
  .system-row .badge { grid-column: 2; justify-self: start; }
  .settings-facts > div { align-items: flex-start; flex-direction: column; gap: .3rem; }
  .settings-facts dd { text-align: left; }
  .event-annotation-grid, .report-evidence { grid-template-columns: 1fr; }
  .recognition-match .event-actions > * { width: 100%; min-width: 44px; min-height: 44px; }
  .table-wrap, .table-scroll { margin-inline: -.25rem; }
  .event-filters .filter-grid { grid-template-columns: 1fr; }
  th, td { padding: .75rem; }
  .chat-messages { max-height: 62vh; }
  .chat-references { max-height: 9rem; overflow-y: auto; }
}

@media (max-width: 880px) {
  body.login-page { padding: 1rem; }
  .login-shell { min-height: auto; grid-template-columns: 1fr; border-radius: 24px; }
  .login-intro { padding: 2rem; gap: 2.5rem; }
  .login-intro h1 { max-width: 11ch; font-size: clamp(2.75rem, 12vw, 4.4rem); }
  .login-intro .lede { font-size: 1rem; }
  .login-panel { padding: 2rem; border-top: 1px solid rgba(184, 193, 194, .16); border-left: 0; }
}

@media (max-width: 480px) {
  body.login-page { padding: 0; place-items: stretch; }
  .login-shell { min-height: 100vh; border: 0; border-radius: 0; }
  .login-intro, .login-panel { padding: 1.5rem; }
  .login-intro { min-height: 48vh; }
  .login-assurance { align-items: flex-start; }
}

/* Iteration 10: one application with a calm daily mode and full advanced mode. */
.mode-switch { margin-top: .7rem; }
.mode-switch .button { width: 100%; justify-content: flex-start; color: #d9e3e4; background: rgba(255, 255, 255, .035); }
body[data-ui-mode="simple"] .page-shell { max-width: 1440px; }
.simple-hero h1 { max-width: none; }
.simple-overview { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .8rem; margin-bottom: 2rem; }
.simple-status-card { display: grid; min-height: 92px; padding: 1rem; grid-template-columns: auto 1fr auto; align-items: center; gap: .8rem; border: 1px solid var(--border-soft); border-radius: var(--radius-sm); background: rgba(32, 41, 44, .72); }
.simple-status-card > div { display: grid; gap: .25rem; }
.simple-status-card > div span { color: var(--muted); font-size: .8rem; }
.simple-section-heading { display: flex; margin: 0 0 1rem; align-items: end; justify-content: space-between; gap: 1rem; }
.simple-section-heading h2 { margin: .2rem 0 0; }
.simple-camera-grid { margin-bottom: 1rem; }
.simple-camera-grid .camera-card { min-width: 0; }
.simple-camera-grid .camera-stage { min-height: 250px; }
.simple-content-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: 1rem; margin-top: 1rem; align-items: stretch; }
.simple-assistant-card { display: flex; min-height: 100%; flex-direction: column; align-items: flex-start; }
.simple-assistant-card > svg { width: 2.4rem; height: 2.4rem; margin-bottom: 1.4rem; color: var(--accent-strong); }
.simple-assistant-card > p:not(.eyebrow) { color: var(--muted); line-height: 1.6; }
.simple-assistant-card .button { margin-top: .8rem; }
.availability-list { display: grid; width: 100%; gap: .65rem; margin-top: auto; padding-top: 1.5rem; color: var(--muted); font-size: .8rem; }
.availability-list span { display: flex; align-items: center; gap: .55rem; }
.availability-list .status-dot { display: inline-block; flex: 0 0 auto; }
.simple-filters { margin: 0 0 1rem; }
.panel-embedded { margin: 0; padding: 0; border: 0; background: transparent; box-shadow: none; }
.event-no-media { display: grid; min-height: 100%; padding: 1rem; color: var(--muted); text-align: center; place-content: center; gap: .65rem; }
.event-no-media svg { width: 2rem; height: 2rem; margin: auto; opacity: .65; }
.event-no-media span { font-size: .78rem; }

@media (max-width: 1100px) {
  .simple-overview { grid-template-columns: 1fr; }
  .simple-content-grid { grid-template-columns: 1fr; }
}

@media (max-width: 880px) {
  .mobile-navigation-simple { grid-template-columns: repeat(4, 1fr); }
  .simple-camera-grid { grid-template-columns: 1fr; }
  .simple-camera-grid .camera-card.is-secondary { display: none; }
  .simple-section-heading { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 560px) {
  .simple-status-card { grid-template-columns: auto 1fr; }
  .simple-status-card > .badge { grid-column: 2; justify-self: start; }
  .simple-camera-grid .camera-stage { min-height: 210px; }
}