:root {
  --bg: #0e1116;
  --panel: #171c23;
  --panel-2: #202730;
  --panel-3: #121821;
  --text: #eef3f8;
  --muted: #94a3b8;
  --line: #303945;
  --ok: #2fbf71;
  --warn: #f4b740;
  --bad: #e55353;
  --accent: #4ea1ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, Segoe UI, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

body.modal-open {
  overflow: hidden;
}

button,
input {
  font: inherit;
}

button {
  border: 1px solid var(--line);
  background: #25303b;
  color: var(--text);
  border-radius: 6px;
  padding: 9px 14px;
  cursor: pointer;
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 28px;
  border-bottom: 1px solid var(--line);
  background: #11161d;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.info-button,
.icon-button {
  min-width: 42px;
}

.info-button {
  background: #1c2630;
}

.icon-button {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  padding: 0;
  font-weight: 700;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 24px;
  letter-spacing: 0;
}

h2 {
  font-size: 17px;
  letter-spacing: 0;
}

p {
  color: var(--muted);
  margin-top: 6px;
}

.status {
  padding: 8px 12px;
  border-radius: 6px;
  background: var(--panel-2);
  color: var(--warn);
  white-space: nowrap;
}

.status.ok {
  color: var(--ok);
}

.status.bad {
  color: var(--bad);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 22px;
  background: rgba(5, 7, 10, 0.76);
}

.modal-backdrop[hidden] {
  display: none;
}

.info-modal {
  width: min(1180px, 100%);
  max-height: min(92vh, 920px);
  overflow: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.44);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(190px, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.info-grid article,
.category-panel,
.screenshot-panel {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}

.info-list {
  display: grid;
  gap: 10px;
  margin: 12px 0 0;
}

.info-list div {
  border-top: 1px solid rgba(148, 163, 184, 0.14);
  padding-top: 9px;
}

.info-list dd {
  line-height: 1.35;
}

.result-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.result-stats div {
  min-height: 72px;
  background: var(--panel-3);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px;
}

.result-stats span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.result-stats strong {
  display: block;
  margin-top: 8px;
  font-size: 22px;
}

.category-panel,
.screenshot-panel {
  margin-top: 12px;
}

.category-bars {
  display: grid;
  grid-template-columns: repeat(2, minmax(210px, 1fr));
  gap: 8px 12px;
  margin-top: 12px;
}

.category-bars span {
  position: relative;
  overflow: hidden;
  min-height: 28px;
  display: flex;
  align-items: center;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-3);
  color: var(--text);
  font-size: 12px;
}

.category-bars span::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: max(var(--w), 3%);
  background: rgba(78, 161, 255, 0.28);
}

.category-bars span {
  isolation: isolate;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(170px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.training-screenshot-grid {
  grid-template-columns: repeat(3, minmax(220px, 1fr));
}

.screenshot-grid figure {
  border-color: rgba(148, 163, 184, 0.28);
}

.screenshot-grid img {
  aspect-ratio: 16 / 10;
  object-fit: contain;
  padding: 6px;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 18px;
  padding: 18px;
}

.camera-panel,
.side-panel section,
.upload-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.camera-panel,
.upload-panel {
  padding: 18px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.actions,
form {
  display: flex;
  gap: 10px;
  align-items: center;
}

.threshold-control {
  display: grid;
  grid-template-columns: auto 130px auto;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.threshold-control input {
  accent-color: var(--accent);
}

.threshold-control strong {
  color: var(--text);
}

.live-threshold {
  min-width: 260px;
}

.screen-focus {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  white-space: nowrap;
}

.screen-focus input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.video-shell {
  position: relative;
  overflow: hidden;
  background: #05070a;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 9;
  border-radius: 6px;
}

.video-shell.alert {
  border-color: var(--bad);
  box-shadow: 0 0 0 2px rgba(229, 83, 83, 0.28);
}

video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

canvas {
  display: none;
}

.verdict {
  position: absolute;
  right: 14px;
  top: 14px;
  padding: 8px 12px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.72);
  font-weight: 700;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 14px;
}

.metrics div,
.runtime div {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px;
}

.metrics span,
dt {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.metrics strong {
  display: block;
  margin-top: 8px;
  font-size: 22px;
}

.side-panel {
  display: grid;
  gap: 18px;
  align-content: start;
}

.side-panel section {
  padding: 16px;
}

.events {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  max-height: 360px;
  overflow: auto;
}

.events.empty {
  color: var(--muted);
}

.events div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px;
  border-radius: 6px;
  background: rgba(229, 83, 83, 0.12);
  border: 1px solid rgba(229, 83, 83, 0.35);
}

.runtime {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
}

.runtime-note {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.4;
}

.client-inference {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.client-inference button {
  width: 100%;
}

.client-inference p {
  margin: 0;
  font-size: 12px;
  line-height: 1.4;
}

dd {
  margin: 6px 0 0;
}

.upload-panel {
  grid-column: 1 / -1;
}

input[type="file"] {
  max-width: 260px;
}

.analysis-board {
  background: var(--panel-3);
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 14px;
  padding: 14px;
}

.terminal-panel {
  overflow: hidden;
  background: #05070a;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 14px;
}

.terminal-header {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 12px;
  background: #10151c;
  border-bottom: 1px solid var(--line);
}

.terminal-header span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.terminal-header button {
  padding: 5px 9px;
  font-size: 12px;
}

.analysis-terminal {
  min-height: 190px;
  max-height: 360px;
  overflow: auto;
  margin: 0;
  padding: 14px;
  color: #d7e1ea;
  font-family: Consolas, "Cascadia Mono", "Courier New", monospace;
  font-size: 13px;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: #000;
}

.workflow-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

h3 {
  margin: 0;
  font-size: 15px;
  letter-spacing: 0;
}

.analysis-timer {
  min-width: 112px;
  text-align: right;
}

.analysis-timer span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.analysis-timer strong {
  display: block;
  margin-top: 4px;
  font-size: 20px;
}

.analysis-steps {
  display: grid;
  grid-template-columns: repeat(6, minmax(130px, 1fr));
  gap: 10px;
}

.step-node {
  position: relative;
  min-height: 96px;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  border: 1px solid var(--line);
  background: var(--panel-2);
  border-radius: 8px;
  padding: 12px;
}

.step-node::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -11px;
  width: 10px;
  height: 2px;
  background: var(--line);
}

.step-node:last-child::after {
  display: none;
}

.step-index {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #10151c;
  border: 1px solid var(--line);
  color: var(--muted);
  font-weight: 700;
}

.step-node strong,
.step-node small {
  display: block;
}

.step-node strong {
  font-size: 14px;
}

.step-node small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
  margin-top: 6px;
}

.step-node.done {
  border-color: rgba(47, 191, 113, 0.55);
  background: rgba(47, 191, 113, 0.11);
}

.step-node.done .step-index {
  background: var(--ok);
  border-color: var(--ok);
  color: #06120b;
}

.step-node.running {
  border-color: rgba(78, 161, 255, 0.7);
  box-shadow: inset 0 0 0 1px rgba(78, 161, 255, 0.18);
}

.step-node.running .step-index {
  background: var(--accent);
  border-color: var(--accent);
  color: #06111f;
}

.step-node.failed {
  border-color: rgba(229, 83, 83, 0.7);
  background: rgba(229, 83, 83, 0.12);
}

.step-node.failed .step-index {
  background: var(--bad);
  border-color: var(--bad);
  color: #190606;
}

.upload-result {
  min-height: 48px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
}

.upload-result strong {
  color: var(--text);
  font-size: 20px;
}

.visual-summary {
  display: grid;
  grid-template-columns: 230px minmax(220px, 1fr) 270px minmax(260px, 1.1fr);
  gap: 10px;
  margin: 0 0 14px;
}

.visual-summary:empty {
  display: none;
}

.visual-summary section {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.score-gauge {
  display: flex;
  align-items: center;
  gap: 14px;
}

.gauge-ring {
  width: 96px;
  height: 96px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, var(--panel-2) 0 57%, transparent 58%),
    conic-gradient(var(--bad) calc(var(--score) * 1%), var(--line) 0);
}

.gauge-ring strong,
.gauge-ring span {
  grid-area: 1 / 1;
}

.gauge-ring strong {
  align-self: center;
  font-size: 18px;
}

.gauge-ring span {
  align-self: end;
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
}

.gauge-copy span,
.score-bars span,
.score-strip span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.gauge-copy strong {
  display: block;
  margin-top: 8px;
  font-size: 18px;
}

.score-bars {
  display: grid;
  gap: 10px;
}

.score-bars div {
  display: grid;
  grid-template-columns: 64px 56px minmax(90px, 1fr);
  gap: 10px;
  align-items: center;
}

.score-bars strong {
  font-size: 14px;
}

.score-bars i {
  height: 9px;
  overflow: hidden;
  border-radius: 999px;
  background: #10151c;
  border: 1px solid var(--line);
}

.score-bars b {
  display: block;
  height: 100%;
  background: var(--ok);
}

.score-bars b.danger {
  background: var(--bad);
}

.score-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.score-strip div {
  min-width: 0;
}

.score-strip strong {
  display: block;
  margin-top: 8px;
  font-size: 18px;
}

.score-chart {
  height: 122px;
  display: flex;
  align-items: end;
  gap: 3px;
  padding-top: 18px;
}

.score-chart span {
  flex: 1 1 4px;
  min-width: 3px;
  border-radius: 3px 3px 0 0;
  background: var(--ok);
  opacity: 0.9;
}

.score-chart span.danger {
  background: var(--bad);
}

.analysis-metrics {
  display: grid;
  grid-template-columns: repeat(6, minmax(130px, 1fr));
  gap: 10px;
  margin: 0 0 14px;
}

.analysis-metrics:empty {
  display: none;
}

.analysis-metrics div {
  min-height: 74px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px;
}

.analysis-metrics span,
.analysis-metrics small {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.analysis-metrics strong {
  display: block;
  margin-top: 8px;
  font-size: 20px;
}

.analysis-metrics .phase-card {
  display: grid;
  gap: 6px;
  grid-column: span 2;
}

.frame-gallery {
  margin: 0 0 14px;
}

.frame-gallery:empty {
  display: none;
}

.gallery-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
}

.frame-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(130px, 1fr));
  gap: 10px;
}

figure {
  margin: 0;
  overflow: hidden;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
}

figure.danger {
  border-color: rgba(229, 83, 83, 0.55);
}

figure.clear {
  border-color: rgba(47, 191, 113, 0.45);
}

figure img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #05070a;
}

figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px;
  color: var(--muted);
  font-size: 12px;
}

figcaption strong {
  color: var(--text);
  font-size: 14px;
}

.timeline {
  position: relative;
  height: 42px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
}

.timeline div {
  position: absolute;
  top: 0;
  bottom: 0;
}

.timeline .clear {
  background: var(--ok);
}

.timeline .danger {
  background: var(--bad);
}

@media (max-width: 900px) {
  .topbar,
  .panel-header {
    flex-direction: column;
    align-items: stretch;
  }

  .topbar-actions {
    align-items: stretch;
  }

  .info-grid,
  .category-bars,
  .screenshot-grid {
    grid-template-columns: 1fr;
  }

  .modal-backdrop {
    padding: 10px;
  }

  .info-modal {
    max-height: 94vh;
  }

  .layout {
    grid-template-columns: 1fr;
  }

  .metrics {
    grid-template-columns: 1fr;
  }

  form {
    flex-direction: column;
    align-items: stretch;
  }

  .analysis-steps,
  .analysis-metrics {
    grid-template-columns: 1fr;
  }

  .visual-summary,
  .frame-grid {
    grid-template-columns: 1fr;
  }

  .score-bars div {
    grid-template-columns: 70px 62px minmax(0, 1fr);
  }

  .score-strip {
    grid-template-columns: 1fr;
  }

  .step-node::after {
    left: 27px;
    right: auto;
    top: auto;
    bottom: -11px;
    width: 2px;
    height: 10px;
  }

  .workflow-header {
    align-items: flex-start;
  }

  .analysis-timer {
    text-align: left;
  }

  .analysis-metrics .phase-card {
    grid-column: auto;
  }

  .threshold-control {
    grid-template-columns: 1fr;
  }
}