/* TPE331-12B Inspection System — Strangeloop Engineering */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:           #07080a;
  --bg-surface:   #0d0f12;
  --bg-card:      #111416;
  --border:       #1c1f23;
  --border-accent:#00e5ff33;
  --accent:       #00e5ff;
  --accent-dim:   #00e5ff0d;
  --text:         #e8eaed;
  --text-muted:   #8a9099;
  --text-dim:     #4a5260;
  --font-mono:    "JetBrains Mono", "Fira Code", "Courier New", monospace;
  --font-sans:    "Inter", "Segoe UI", system-ui, sans-serif;
  --red:          #ff3333;
  --orange:       #ff8800;
  --yellow:       #ffcc00;
  --blue:         #4488ff;
  --green:        #00cc66;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  overflow: hidden;
}

/* ── Header ─────────────────────────────────────────────── */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 52px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  gap: 16px;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text);
  flex-shrink: 0;
}

.header__logo svg { flex-shrink: 0; }

.header__divider {
  width: 1px;
  height: 28px;
  background: var(--border);
  flex-shrink: 0;
}

.header__title {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.header__session {
  font-size: 0.72rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.header__status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-dim);
}
.status-dot.online { background: var(--green); box-shadow: 0 0 6px var(--green); }
.status-dot.warn   { background: var(--yellow); }
.status-dot.fail   { background: var(--red); }

/* ── App Layout ─────────────────────────────────────────── */
.app-shell {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.app-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* ── Zone Sidebar ───────────────────────────────────────── */
.sidebar {
  width: 200px;
  flex-shrink: 0;
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.sidebar__label {
  padding: 12px 16px 8px;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
}

.zone-list { flex: 1; }

.zone-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
  position: relative;
}

.zone-item:hover { background: var(--accent-dim); }
.zone-item.active { background: var(--accent-dim); border-left: 2px solid var(--accent); padding-left: 14px; }

.zone-item__num {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-dim);
  flex-shrink: 0;
  width: 18px;
}

.zone-item__name {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.3;
  flex: 1;
}

.zone-item.active .zone-item__name { color: var(--text); }

.zone-badge {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--border);
}
.zone-badge.pass   { background: var(--green); }
.zone-badge.fail   { background: var(--red); }
.zone-badge.warn   { background: var(--yellow); }
.zone-badge.active { background: var(--accent); }

/* ── Main Area ──────────────────────────────────────────── */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.main-body {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 380px;
  overflow: hidden;
}

/* ── AR View Panel ──────────────────────────────────────── */
.ar-panel {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  overflow: hidden;
  background: #000;
  position: relative;
}

.ar-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.ar-panel__title {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.ar-panel__mode {
  font-size: 0.68rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.ar-view {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.ar-canvas-wrap {
  position: relative;
  max-width: 100%;
  max-height: 100%;
}

#ar-image {
  display: block;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

#ar-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.ar-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--text-dim);
  text-align: center;
  padding: 40px;
  flex: 1;
}

.ar-placeholder__icon {
  width: 56px;
  height: 56px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ar-placeholder__text {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.6;
}

.ar-controls {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.ar-loader {
  position: absolute;
  inset: 0;
  background: rgba(7, 8, 10, 0.85);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 10;
}

.ar-loader.visible { display: flex; }

.ar-loader__spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.ar-loader__text {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Severity legend ────────────────────────────────────── */
.severity-legend {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.sev-tag {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.sev-dot {
  width: 7px;
  height: 7px;
  border-radius: 1px;
}

/* ── ECL Panel ──────────────────────────────────────────── */
.ecl-panel {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-surface);
}

.ecl-panel__header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.ecl-panel__zone-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.ecl-progress-bar {
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 6px;
}

.ecl-progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.4s ease;
}

.ecl-progress-text {
  font-size: 0.65rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.ecl-list {
  flex: 1;
  overflow-y: auto;
}

.ecl-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.1s;
  position: relative;
}

.ecl-item:hover { background: var(--accent-dim); }
.ecl-item.critical::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--yellow);
}

.ecl-status-btn {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  transition: all 0.15s;
}

.ecl-status-btn.pass   { border-color: var(--green);  background: var(--green);  }
.ecl-status-btn.fail   { border-color: var(--red);    background: var(--red);    }
.ecl-status-btn.advisory { border-color: var(--yellow); background: var(--yellow); }
.ecl-status-btn.pending { border-color: var(--border); }

.ecl-status-btn svg { display: none; }
.ecl-status-btn.pass svg,
.ecl-status-btn.fail svg { display: block; }

.ecl-item__body { flex: 1; min-width: 0; }
.ecl-item__id {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-dim);
  margin-bottom: 2px;
}
.ecl-item__desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
}
.ecl-item__notes {
  font-size: 0.68rem;
  color: var(--accent);
  margin-top: 3px;
  font-style: italic;
}
.ecl-item__ai-badge {
  font-size: 0.58rem;
  padding: 1px 5px;
  border-radius: 2px;
  background: var(--accent-dim);
  color: var(--accent);
  letter-spacing: 0.06em;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── Findings panel ─────────────────────────────────────── */
.findings-panel {
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  max-height: 200px;
  overflow-y: auto;
}

.findings-panel__header {
  padding: 8px 16px;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1;
}

.finding-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 0.72rem;
}

.finding-sev {
  font-size: 0.6rem;
  padding: 1px 5px;
  border-radius: 2px;
  flex-shrink: 0;
  margin-top: 1px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.finding-sev.CRITICAL { background: #ff333320; color: var(--red); }
.finding-sev.MAJOR    { background: #ff880020; color: var(--orange); }
.finding-sev.MINOR    { background: #ffcc0020; color: var(--yellow); }
.finding-sev.ADVISORY { background: #4488ff20; color: var(--blue); }
.finding-sev.SN       { background: var(--accent-dim); color: var(--accent); }

.finding-desc { color: var(--text-muted); line-height: 1.4; flex: 1; }

/* ── Bottom bar ─────────────────────────────────────────── */
.bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  gap: 12px;
}

.zone-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.zone-dots {
  display: flex;
  gap: 4px;
}

.zone-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: background 0.15s;
}

.zone-dot.active { background: var(--accent); }
.zone-dot.done   { background: var(--green); }
.zone-dot.fail   { background: var(--red); }

.bottom-bar__actions { display: flex; gap: 8px; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 0;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  border: 1px solid;
  transition: all 0.15s;
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent);
  color: #07080a;
  border-color: var(--accent);
}
.btn--primary:hover { background: #33ecff; border-color: #33ecff; }

.btn--outline {
  background: transparent;
  color: var(--text-muted);
  border-color: var(--border);
}
.btn--outline:hover { border-color: var(--accent); color: var(--accent); }

.btn--danger {
  background: transparent;
  color: var(--red);
  border-color: #ff333340;
}
.btn--danger:hover { background: #ff333310; }

.btn--ghost {
  background: transparent;
  color: var(--text-dim);
  border-color: transparent;
  padding: 7px 8px;
}
.btn--ghost:hover { color: var(--text); }

.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── File drop zone ─────────────────────────────────────── */
.drop-zone {
  border: 1px dashed var(--border);
  padding: 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  font-size: 0.78rem;
  color: var(--text-dim);
  flex: 1;
}

.drop-zone:hover,
.drop-zone.dragover {
  border-color: var(--accent);
  background: var(--accent-dim);
  color: var(--accent);
}

#file-input { display: none; }

/* ── Modal ───────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(7, 8, 10, 0.85);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
}

.modal-backdrop.open { display: flex; }

.modal {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  width: 90vw;
  max-width: 860px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.modal__title {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.modal__body {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

.modal__footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

/* ── Report markdown ─────────────────────────────────────── */
.report-content {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.8;
  color: var(--text-muted);
  white-space: pre-wrap;
  word-break: break-word;
}

.report-content h1, .report-content h2, .report-content h3 {
  color: var(--text);
  font-family: var(--font-sans);
  margin: 16px 0 8px;
}

.report-content h1 { font-size: 1rem; color: var(--accent); }
.report-content h2 { font-size: 0.85rem; border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.report-content h3 { font-size: 0.78rem; }

.report-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.68rem;
  margin: 8px 0;
}

.report-content th {
  text-align: left;
  padding: 6px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.report-content td {
  padding: 5px 10px;
  border: 1px solid var(--border);
  vertical-align: top;
}

/* ── Session start overlay ──────────────────────────────── */
.session-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}

.session-card {
  width: 400px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 40px;
}

.session-card__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
}

.session-card__title {
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

.session-card__subtitle {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 28px;
  line-height: 1.3;
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.field input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 12px;
  font-size: 0.82rem;
  font-family: var(--font-sans);
  outline: none;
  transition: border-color 0.15s;
}

.field input:focus { border-color: var(--accent); }
.field input::placeholder { color: var(--text-dim); }

/* ── ECL status cycle tooltip ───────────────────────────── */
.ecl-item__status-label {
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  margin-top: 2px;
}

.ecl-item__status-label.pass     { color: var(--green); }
.ecl-item__status-label.fail     { color: var(--red); }
.ecl-item__status-label.advisory { color: var(--yellow); }
.ecl-item__status-label.pending  { color: var(--text-dim); }

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }