:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #07111f;
  color: #edf6ff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 0%, rgba(50, 120, 170, 0.3), transparent 32rem),
    radial-gradient(circle at 95% 12%, rgba(55, 180, 140, 0.16), transparent 28rem),
    #07111f;
}
button, input, select { font: inherit; }
button, a { cursor: pointer; }
a { color: inherit; text-decoration: none; }

.app-shell { width: min(1480px, 100%); margin: 0 auto; padding: 18px; }
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 4px 18px;
}
.brand-lockup, .topnav, .app-tabs, .hero-actions, .metric-grid, .panel-heading, .face-form, .quick-actions, .log-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.brand-lockup small, .metrics-card small, .camera-row small, .tile-copy small, .section-heading p, .guide-intro span {
  color: #aebed0;
}
.brand-lockup > div { display: grid; gap: 2px; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, #83e4ff, #8bffbf);
  color: #06111f;
  font-weight: 900;
}
.topnav { color: #c9d9ea; font-size: 0.92rem; }
.topnav a { padding: 9px 12px; border-radius: 999px; }
.topnav a:hover { background: rgba(255, 255, 255, 0.08); }
.app-tabs {
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
}
.app-tabs button {
  border: 0;
  border-radius: 999px;
  padding: 10px 16px;
  color: #c9d9ea;
  background: transparent;
  font-weight: 850;
}
.app-tabs button.active {
  color: #06111f;
  background: linear-gradient(135deg, #82e3ff, #8bffbf);
}
.app-tabs span {
  margin-left: 6px;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(6, 17, 31, 0.18);
}

.hero-panel, .workspace, .summary-card, .sidebar, .content-panel, .metrics-card, .connect-section, .guides-section, .guide-panel, .logs-section, .settings-card {
  border: 1px solid rgba(135, 177, 255, 0.18);
  background: rgba(10, 22, 38, 0.78);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}
.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
  gap: 24px;
  border-radius: 28px;
  padding: 34px;
}
.hero-copy-block { display: grid; align-content: center; gap: 18px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #87d7ff;
  margin: 0;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
  font-size: 0.76rem;
}
h1, h2, h3 { margin: 0; letter-spacing: 0; }
h1 { max-width: 880px; font-size: clamp(2.3rem, 6vw, 5rem); line-height: 0.98; }
h2 { font-size: clamp(1.45rem, 3vw, 2.15rem); }
h3 { font-size: 1.05rem; }
.hero-copy { max-width: 760px; color: #c5d2e1; font-size: 1.12rem; line-height: 1.7; margin: 0; }
.primary, .secondary, .source-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 12px 18px;
  border: 0;
  color: #06111f;
  font-weight: 850;
  text-decoration: none;
}
.primary { background: linear-gradient(135deg, #82e3ff, #8bffbf); }
.secondary { background: rgba(255, 255, 255, 0.09); color: #edf6ff; border: 1px solid rgba(255, 255, 255, 0.14); }
.compact { padding: 10px 14px; }
.metrics-card { border-radius: 24px; padding: 24px; }
.metrics-card > strong { display: block; font-size: 5rem; line-height: 0.9; margin: 6px 0; }
.metric-grid { margin-top: 24px; }
.metric {
  min-width: 94px;
  flex: 1;
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.07);
}
.metric span { color: #b9c8da; font-size: 0.82rem; }
.metric strong { font-size: 1.5rem; }

.workspace {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 18px;
  margin-top: 18px;
  border-radius: 28px;
  padding: 18px;
}
.sidebar, .content-panel { border-radius: 22px; padding: 22px; }
.section-heading { display: grid; gap: 8px; margin-bottom: 18px; }
.source-button {
  flex: 1;
  min-width: 150px;
  display: grid;
  justify-items: start;
  border-radius: 18px;
  background: rgba(255,255,255,0.07);
  color: #edf6ff;
  border: 1px solid rgba(255,255,255,0.1);
  text-align: left;
}
.source-button span { font-weight: 900; }
.source-button small { color: #aebed0; }
.camera-list { display: grid; gap: 10px; margin-top: 18px; }
.camera-row {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.05);
  color: inherit;
}
.camera-row.active { border-color: #83e4ff; background: rgba(131, 228, 255, 0.13); }
.camera-icon {
  display: grid;
  place-items: center;
  flex: 0 0 36px;
  height: 36px;
  border-radius: 12px;
  color: #06111f;
  background: #83e4ff;
  font-size: 0.74rem;
  font-weight: 900;
}
.camera-row span:last-child { display: grid; gap: 4px; min-width: 0; }
.content-panel { min-width: 0; }
.panel-heading { justify-content: space-between; margin-bottom: 18px; }
.refresh-pill, .badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 8px 12px;
  color: #9ff3c7;
  background: rgba(64, 255, 163, 0.1);
  border: 1px solid rgba(64, 255, 163, 0.22);
  font-weight: 800;
  font-size: 0.82rem;
}
.feed-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.camera-tile {
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.055);
  border-radius: 20px;
  color: inherit;
}
.camera-tile.selected { outline: 2px solid #83e4ff; }
.video-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #152840, #07111f);
  overflow: hidden;
}
.video-frame video, .video-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.video-frame img { opacity: 0.82; }
.video-frame canvas { display: none; }
.permission-card {
  position: absolute;
  inset: auto 16px 16px 16px;
  border: 1px solid rgba(131, 228, 255, 0.34);
  background: rgba(6, 17, 31, 0.78);
  color: #edf6ff;
  border-radius: 14px;
  padding: 12px;
  font-weight: 850;
}
.badge {
  position: absolute;
  top: 12px;
  left: 12px;
  color: #edf6ff;
  background: rgba(0, 0, 0, 0.52);
  border-color: rgba(255,255,255,0.18);
  text-transform: uppercase;
}
.tile-copy { display: grid; gap: 6px; padding: 14px 16px 16px; }
.insight-grid { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 16px; margin-top: 16px; }
.summary-card { border-radius: 20px; padding: 20px; }
.summary-card p { color: #c3d1e0; line-height: 1.65; }
dl { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin: 18px 0 0; }
dt { color: #9fb3c8; font-size: 0.78rem; }
dd { margin: 4px 0 0; font-size: 1.8rem; font-weight: 900; }
.face-form input { min-width: 0; }
.face-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.face-list span { padding: 8px 10px; border-radius: 999px; background: rgba(131, 228, 255, 0.13); color: #c9f3ff; }

.mini-log-list { display: grid; gap: 10px; margin-top: 14px; }
.mini-log {
  display: grid;
  gap: 5px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  background: rgba(255,255,255,0.045);
  padding: 12px;
}
.mini-log strong { color: #83e4ff; }
.mini-log small { color: #9fb3c8; }
.mini-log.is-anomaly { border-color: rgba(255, 118, 118, 0.38); background: rgba(255, 118, 118, 0.08); }
.empty-state, .empty-row { color: #9fb3c8; }

.logs-section, .setup-section, .connect-section, .guides-section { margin-top: 18px; }
.logs-section, .connect-section, .guides-section { border-radius: 28px; padding: 24px; }
.log-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px;
}
.log-table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
  background: rgba(3, 10, 20, 0.32);
}
.log-table th, .log-table td {
  padding: 13px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  text-align: left;
  vertical-align: top;
}
.log-table th {
  color: #9fb3c8;
  font-size: 0.76rem;
  text-transform: uppercase;
}
.log-table td { color: #d7e6f5; }
.log-table tr.is-anomaly td { background: rgba(255, 118, 118, 0.055); }
.status-pill {
  display: inline-flex;
  max-width: 260px;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.78rem;
  font-weight: 850;
}
.status-pill.ok { color: #9ff3c7; background: rgba(64, 255, 163, 0.1); }
.status-pill.danger { color: #ffd0d0; background: rgba(255, 118, 118, 0.16); }

.setup-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  gap: 18px;
}
.settings-card { border-radius: 28px; padding: 24px; }
.settings-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.settings-form .wide { grid-column: 1 / -1; }
.settings-form button { justify-self: start; }
.toggle-row {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.toggle-row label {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 999px;
  background: rgba(255,255,255,0.055);
  padding: 10px 12px;
}
.stacked { display: grid; }
.setup-face { margin-top: 18px; }
.connect-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.connect-form .wide { grid-column: 1 / -1; }
label { display: grid; gap: 7px; color: #c8d8ea; font-size: 0.88rem; }
input, select, textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,0.13);
  background: rgba(3, 10, 20, 0.82);
  color: #fff;
  border-radius: 14px;
  padding: 12px 13px;
  outline: none;
  resize: vertical;
}
input[type="checkbox"] { width: auto; accent-color: #83e4ff; }
input[type="range"] { accent-color: #83e4ff; }
input:focus, select:focus, textarea:focus { border-color: #83e4ff; box-shadow: 0 0 0 3px rgba(131, 228, 255, 0.15); }
.bridge-note {
  margin-top: 16px;
  color: #c6d5e6;
  line-height: 1.6;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.055);
  border-radius: 18px;
  padding: 16px;
}
.guide-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 16px;
}
.guide-tabs { display: grid; gap: 8px; align-content: start; }
.guide-tabs button {
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.055);
  color: #d7e6f5;
  border-radius: 14px;
  padding: 12px;
  font-weight: 850;
  text-align: left;
}
.guide-tabs button.active { border-color: #83e4ff; background: rgba(131, 228, 255, 0.14); }
.guide-panel { border-radius: 20px; padding: 22px; }
.guide-intro { display: grid; gap: 8px; margin-bottom: 18px; }
.guide-panel ol { margin: 0; padding-left: 22px; display: grid; gap: 12px; color: #c7d5e6; line-height: 1.55; }
.guide-panel li::marker { color: #83e4ff; font-weight: 900; }

@media (max-width: 980px) {
  .hero-panel, .workspace, .insight-grid, .guide-layout, .setup-grid { grid-template-columns: 1fr; }
  .app-shell { padding: 12px; }
  .hero-panel, .connect-section, .guides-section { padding: 20px; }
  .topbar { align-items: flex-start; }
}

@media (max-width: 660px) {
  .topnav, .app-tabs { width: 100%; justify-content: space-between; }
  .connect-form, .settings-form, .log-summary-grid { grid-template-columns: 1fr; }
  dl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .primary, .secondary { width: 100%; }
  .hero-panel { border-radius: 22px; }
}