/* ─── Reset & Base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0a0f1e;
  --bg-card:   #0f172a;
  --bg-raised: #1e293b;
  --border:    #1e293b;
  --border-hi: #334155;
  --text:      #e2e8f0;
  --text-muted:#94a3b8;
  --text-dim:  #475569;
  --accent:    #3b82f6;
  --accent-hi: #60a5fa;
  --warn:      #f59e0b;
  --danger:    #ef4444;
  --success:   #22c55e;
  --radius:    8px;
  --radius-lg: 12px;
  --nav-h:     60px;
}

html { font-size: 14px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ─── Scrollbar ─────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-hi); border-radius: 3px; }

/* ─── Buttons ───────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  border: none;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hi); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(59,130,246,0.35); }
.btn-secondary {
  background: var(--bg-raised);
  color: var(--text);
  border: 1px solid var(--border-hi);
}
.btn-secondary:hover { background: #273549; border-color: var(--accent); }
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-hi);
}
.btn-ghost:hover { color: var(--text); border-color: var(--text-muted); }
.btn-lg { padding: 12px 24px; font-size: 14px; }
.icon-btn {
  background: var(--bg-raised);
  border: 1px solid var(--border-hi);
  color: var(--text-muted);
  width: 30px; height: 30px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.icon-btn:hover { color: var(--text); border-color: var(--accent); }

/* ─── Navbar ────────────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: rgba(10,15,30,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
  text-decoration: none;
  color: inherit;
  transition: opacity 0.15s;
}
.nav-brand:hover { opacity: 0.85; }

.brand-logo {
  height: 32px;
  width: auto;
  object-fit: contain;
  display: block;
}
.brand-icon {
  font-size: 22px;
  color: var(--accent);
  line-height: 1;
}
.brand-accent { color: var(--accent); }

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.25);
  border-radius: 999px;
  font-size: 12px;
  color: var(--accent-hi);
  font-weight: 500;
}
.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 6px var(--success);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%,100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.nav-actions { display: flex; gap: 8px; }

/* ─── Hero ──────────────────────────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 32px 56px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: rgba(59,130,246,0.08);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 999px;
  font-size: 11px;
  color: var(--accent-hi);
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero-headline {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.6px;
  color: var(--text);
  margin-bottom: 14px;
}
.headline-accent {
  background: linear-gradient(90deg, var(--accent), #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 28px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 16px;
}
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-num { font-size: 20px; font-weight: 700; color: var(--text); }
.stat-label { font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.5px; }
.stat-divider { width: 1px; height: 32px; background: var(--border-hi); }

/* Hero visual */
.hero-visual { display: flex; justify-content: center; }

/* Drawing preview card (replaces old placeholder) */
.drawing-preview-card {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 4/3;
  background: var(--bg-card);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5), 0 0 0 1px rgba(59,130,246,0.08);
  transition: box-shadow 0.2s;
}
.drawing-preview-card:hover {
  box-shadow: 0 28px 72px rgba(0,0,0,0.6), 0 0 0 1px rgba(59,130,246,0.18);
}

.drawing-preview-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  z-index: 1;
}

/* When image fails to load, show fallback grid + dots */
.drawing-preview-card.preview-fallback .placeholder-grid { opacity: 0.4; }
.drawing-preview-card:not(.preview-fallback) .placeholder-grid { display: none; }
.drawing-preview-card:not(.preview-fallback) .placeholder-overlay-dot { display: none; }
.drawing-preview-card.preview-fallback .drawing-preview-img { display: none; }

.drawing-preview-card-label {
  position: absolute;
  top: 12px; left: 14px;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: var(--text-muted);
  background: rgba(10,15,30,0.75);
  padding: 3px 8px;
  border-radius: 4px;
  backdrop-filter: blur(4px);
  border: 1px solid var(--border-hi);
}

.drawing-preview-card-footer {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 3;
  padding: 8px 14px;
  font-size: 11px;
  color: #fcd34d;
  background: linear-gradient(transparent, rgba(10,15,30,0.9));
  display: flex;
  align-items: center;
  gap: 6px;
}
.drawing-preview-card-footer::before {
  content: '⚠';
  font-size: 12px;
}

/* Keep old placeholder styles for fallback dots */
.drawing-preview-placeholder {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 4/3;
  background: var(--bg-card);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}

.placeholder-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.4;
}

.drawing-preview-placeholder::before {
  content: '';
  position: absolute;
  top: 20%; left: 15%;
  width: 65%; height: 55%;
  border: 2px solid #334155;
  border-radius: 2px;
}
.drawing-preview-placeholder::after {
  content: 'ANSI DRAWING PREVIEW';
  position: absolute;
  bottom: 12px; right: 16px;
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 1px;
  font-weight: 600;
}

.placeholder-label {
  position: absolute;
  top: 12px; left: 16px;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.placeholder-overlay-dot {
  position: absolute;
  width: 20px; height: 20px;
  transform: translate(-50%, -50%);
  cursor: pointer;
}
.placeholder-overlay-dot .dot-pulse {
  display: block;
  width: 20px; height: 20px;
  border-radius: 50%;
  position: relative;
}
.dot-red .dot-pulse {
  background: rgba(239,68,68,0.25);
  border: 2px solid var(--danger);
  animation: ring-pulse-red 2s infinite;
}
.dot-yellow .dot-pulse {
  background: rgba(245,158,11,0.2);
  border: 2px solid var(--warn);
  animation: ring-pulse-yellow 2s infinite 0.5s;
}
@keyframes ring-pulse-red {
  0%,100% { box-shadow: 0 0 0 0 rgba(239,68,68,0.4); }
  50% { box-shadow: 0 0 0 8px rgba(239,68,68,0); }
}
@keyframes ring-pulse-yellow {
  0%,100% { box-shadow: 0 0 0 0 rgba(245,158,11,0.4); }
  50% { box-shadow: 0 0 0 8px rgba(245,158,11,0); }
}

/* ─── Workspace ─────────────────────────────────────────────────── */
.workspace {
  display: grid;
  grid-template-columns: 1fr 380px;
  height: calc(100vh - var(--nav-h));
  overflow: hidden;
}

/* Viewer */
.workspace-viewer {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  overflow: hidden;
}

.viewer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.viewer-filename {
  font-size: 13px;
  color: var(--text-muted);
  font-family: 'Courier New', monospace;
}
.viewer-tools { display: flex; gap: 6px; }

.viewer-canvas {
  flex: 1;
  overflow: hidden;
  background: #060b18;
  display: flex;
  align-items: stretch;
  justify-content: stretch;
  padding: 0;
  position: relative;
}

.file-viewer-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pdf-iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.dxf-fallback {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-dim);
  font-size: 13px;
  text-align: center;
  padding: 40px;
}
.dxf-fallback p {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  font-family: 'Courier New', monospace;
}
.dxf-fallback span {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.6;
}

.overlay-on-viewer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 10;
}

/* Mock drawing */
.mock-drawing {
  width: 100%;
  max-width: 680px;
}
.drawing-border {
  background: #fff;
  border: 3px solid #1e293b;
  border-radius: 2px;
  padding: 16px;
  position: relative;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
}
.drawing-title-block {
  border: 1px solid #94a3b8;
  padding: 8px 12px;
  margin-bottom: 12px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.tb-row { display: flex; flex-direction: column; gap: 2px; }
.tb-label { font-size: 9px; color: #64748b; text-transform: uppercase; letter-spacing: 0.5px; }
.tb-value { font-size: 12px; color: #0f172a; font-weight: 600; font-family: 'Courier New', monospace; }

.drawing-body {
  position: relative;
  min-height: 360px;
  overflow: hidden;
}
.drawing-svg {
  width: 100%;
  height: auto;
  display: block;
}

/* Issue overlays on drawing */
#overlayContainer {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.issue-overlay {
  position: absolute;
  transform: translate(-50%, -50%);
  pointer-events: all;
  cursor: pointer;
  z-index: 10;
}
.overlay-marker {
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  transition: transform 0.15s, box-shadow 0.15s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.5);
  cursor: pointer;
  border: 2px solid rgba(255,255,255,0.4);
}
.overlay-marker:hover { transform: scale(1.3); }
.overlay-marker.severity-high  { background: var(--danger); box-shadow: 0 0 0 3px rgba(239,68,68,0.35); }
.overlay-marker.severity-medium { background: var(--warn);   box-shadow: 0 0 0 3px rgba(245,158,11,0.35); }
.overlay-marker.severity-low   { background: #64748b;        box-shadow: 0 0 0 3px rgba(100,116,139,0.35); }
.overlay-marker.active {
  outline: 3px solid #fff;
  transform: scale(1.25);
  z-index: 20;
}

/* Number badge on issue cards */
.issue-number-badge {
  width: 24px; height: 24px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}
.issue-number-badge.severity-high   { background: var(--danger); }
.issue-number-badge.severity-medium { background: var(--warn); }
.issue-number-badge.severity-low    { background: #64748b; }

/* ─── Side Panel ────────────────────────────────────────────────── */
.side-panel {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  overflow: hidden;
}

.panel-header {
  padding: 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.panel-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.panel-title { font-size: 15px; font-weight: 700; }
.issue-count-badge {
  padding: 3px 10px;
  background: rgba(239,68,68,0.15);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: 999px;
  font-size: 11px;
  color: #fca5a5;
  font-weight: 600;
}

/* Score ring */
.panel-summary {
  display: flex;
  align-items: center;
  gap: 16px;
}
.summary-score { display: flex; align-items: center; gap: 12px; }
.score-ring {
  position: relative;
  width: 60px; height: 60px;
  flex-shrink: 0;
}
.score-ring svg { width: 60px; height: 60px; }
.score-ring svg circle:last-child {
  transition: stroke-dashoffset 0.6s ease, stroke 0.4s ease;
}
.score-value {
  position: absolute;
  inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  font-weight: 800;
  color: var(--text);
}
.score-label { font-size: 12px; font-weight: 600; color: var(--text); }
.score-sublabel { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.score-meta { display: flex; flex-direction: column; }

.summary-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-left: auto;
}
.chip {
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  display: flex; align-items: center; gap: 4px;
}
.chip-high { background: rgba(239,68,68,0.15); color: #fca5a5; border: 1px solid rgba(239,68,68,0.25); }
.chip-medium { background: rgba(245,158,11,0.15); color: #fcd34d; border: 1px solid rgba(245,158,11,0.25); }
.chip-low { background: rgba(100,116,139,0.15); color: #94a3b8; border: 1px solid rgba(100,116,139,0.25); }

/* Issues list */
.panel-issues {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.issues-placeholder {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-dim);
  font-size: 13px;
  text-align: center;
  padding: 40px;
}

/* Issue card */
.issue-card {
  background: #0f1c2e;
  border-radius: var(--radius);
  padding: 14px 16px;
  cursor: pointer;
  transition: background 0.15s, outline-color 0.15s;
  border-left: 3px solid transparent;
  display: flex;
  flex-direction: column;
  gap: 10px;
  outline: 1px solid transparent;
}
.issue-card:hover { background: #152236; }
.issue-card.active { background: #152236; outline-color: rgba(59,130,246,0.35); }
.issue-card.severity-high   { border-left-color: var(--danger); }
.issue-card.severity-medium { border-left-color: var(--warn); }
.issue-card.severity-low    { border-left-color: #475569; }

.issue-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}
.issue-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  flex: 1;
}
.issue-severity-tag {
  padding: 3px 9px;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}
.tag-high   { background: #7f1d1d; color: #fca5a5; }
.tag-medium { background: #78350f; color: #fcd34d; }
.tag-low    { background: #1e293b; color: #94a3b8; }

.issue-desc {
  font-size: 13px;
  color: #94a3b8;
  line-height: 1.65;
  margin: 0;
}

.issue-meta-row {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.issue-meta-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  color: #475569;
}
.issue-meta-item svg { flex-shrink: 0; color: #475569; }

.issue-fix-box {
  background: #0d1f35;
  border: 1px solid #1e3a5f;
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 13px;
  color: #93c5fd;
  line-height: 1.65;
}
.issue-fix-box strong { color: #bfdbfe; }

.general-issues-divider {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-dim);
  padding: 8px 4px 4px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}

/* ─── Loading Overlay ───────────────────────────────────────────── */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,15,30,0.85);
  backdrop-filter: blur(6px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}
.loading-card {
  background: var(--bg-card);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-lg);
  padding: 32px 40px;
  min-width: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.6);
}
.loading-spinner {
  width: 44px; height: 44px;
  border: 3px solid var(--border-hi);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-steps { display: flex; flex-direction: column; gap: 10px; width: 100%; }
.loading-step {
  font-size: 13px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.3s;
}
.loading-step::before {
  content: '○';
  font-size: 12px;
  flex-shrink: 0;
}
.loading-step.active {
  color: var(--text);
  font-weight: 500;
}
.loading-step.active::before { content: '●'; color: var(--accent); }
.loading-step.done { color: var(--success); }
.loading-step.done::before { content: '✓'; color: var(--success); }

/* ─── Hero disclaimer ───────────────────────────────────────────── */
.hero-disclaimer {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 8px;
  letter-spacing: 0.2px;
}

/* ─── Projects Section ──────────────────────────────────────────── */
.projects-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px 64px;
}
.projects-inner {
  background: var(--bg-card);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}
.projects-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.projects-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}
.projects-hint {
  font-size: 11px;
  color: var(--text-dim);
}
.projects-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.projects-empty {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
  padding: 12px 0;
}
.project-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-raised);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s;
}
.project-item:hover {
  background: #273549;
  border-color: var(--accent);
  box-shadow: 0 2px 12px rgba(59,130,246,0.12);
}
.project-item-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.project-item-icon {
  color: var(--accent);
  flex-shrink: 0;
  align-self: flex-start;
  margin-top: 2px;
}
.project-item-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.project-item-time {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 1px;
  margin-bottom: 4px;
}
.project-item-arrow {
  color: var(--text-dim);
  font-size: 16px;
  transition: transform 0.15s;
}
.project-item:hover .project-item-arrow { transform: translateX(3px); color: var(--accent); }

/* ─── Release Status Badge ──────────────────────────────────────── */
.release-status {
  margin-bottom: 10px;
}
.release-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}
.release-status-badge.not-ready {
  background: rgba(239,68,68,0.15);
  border: 1px solid rgba(239,68,68,0.35);
  color: #fca5a5;
}
.release-status-badge.ready {
  background: rgba(34,197,94,0.12);
  border: 1px solid rgba(34,197,94,0.3);
  color: #86efac;
}

/* ─── Card polish ───────────────────────────────────────────────── */
.issue-card {
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}
.issue-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  transform: translateY(-1px);
}
.issue-card.active {
  box-shadow: 0 4px 20px rgba(0,0,0,0.35);
}

/* ─── btn-sm ────────────────────────────────────────────────────── */
.btn-sm { padding: 5px 12px; font-size: 12px; }

/* ─── Page transitions ──────────────────────────────────────────── */
.page-view {
  animation: fadeIn 0.22s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Active nav button highlight */
.btn-ghost.nav-active {
  color: var(--accent-hi);
  border-color: rgba(59,130,246,0.4);
  background: rgba(59,130,246,0.08);
}

/* ─── AI Annotation Overlays ────────────────────────────────────── */
/* Always shown on top of the preview image (z-index 2, above img z-index 1) */
.ai-annotation {
  position: absolute;
  z-index: 2;
  border-radius: 3px;
  pointer-events: none;
}
.ann-box-red {
  border: 1.5px solid rgba(239,68,68,0.85);
  background: rgba(239,68,68,0.08);
  box-shadow: 0 0 8px rgba(239,68,68,0.25);
  animation: ann-glow-red 2.5s ease-in-out infinite;
}
.ann-box-yellow {
  border: 1.5px solid rgba(245,158,11,0.85);
  background: rgba(245,158,11,0.07);
  box-shadow: 0 0 8px rgba(245,158,11,0.2);
  animation: ann-glow-yellow 2.5s ease-in-out infinite 0.8s;
}
@keyframes ann-glow-red {
  0%,100% { box-shadow: 0 0 6px rgba(239,68,68,0.2); }
  50%      { box-shadow: 0 0 14px rgba(239,68,68,0.5); }
}
@keyframes ann-glow-yellow {
  0%,100% { box-shadow: 0 0 6px rgba(245,158,11,0.15); }
  50%      { box-shadow: 0 0 14px rgba(245,158,11,0.45); }
}

.ann-label {
  position: absolute;
  top: -20px;
  left: 0;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.4px;
  padding: 2px 6px;
  border-radius: 3px;
  white-space: nowrap;
  font-family: 'Courier New', monospace;
}
.ann-label-red {
  background: rgba(239,68,68,0.9);
  color: #fff;
}
.ann-label-yellow {
  background: rgba(245,158,11,0.9);
  color: #0f172a;
}

/* Leader line dots */
.ann-dot {
  position: absolute;
  width: 8px; height: 8px;
  border-radius: 50%;
  z-index: 2;
  transform: translate(-50%, -50%);
}
.ann-dot-red {
  background: var(--danger);
  box-shadow: 0 0 0 3px rgba(239,68,68,0.25);
  animation: ring-pulse-red 2s infinite;
}
.ann-dot-yellow {
  background: var(--warn);
  box-shadow: 0 0 0 3px rgba(245,158,11,0.2);
  animation: ring-pulse-yellow 2s infinite 0.5s;
}

/* Hide fallback dots when image loads (non-fallback state) */
.drawing-preview-card:not(.preview-fallback) .placeholder-overlay-dot { display: none; }
/* Hide annotations in fallback (no image to annotate) */
.drawing-preview-card.preview-fallback .ai-annotation { display: none; }
.drawing-preview-card.preview-fallback .ann-dot { display: none; }

/* ─── Dashboard Layout ──────────────────────────────────────────── */
.dashboard-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  height: calc(100vh - var(--nav-h));
  overflow: hidden;
}

.dash-sidebar {
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.dash-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.dash-sidebar-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
}

.dash-project-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.dash-project-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 12px;
  text-align: center;
  padding: 32px 16px;
}
.dash-project-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 9px 10px;
  border-radius: var(--radius);
  cursor: default;
  transition: all 0.15s;
  border: 1px solid transparent;
}
.dash-project-item:hover {
  background: var(--bg-raised);
  border-color: var(--border-hi);
}
.dash-project-item.active {
  background: rgba(59,130,246,0.1);
  border-color: rgba(59,130,246,0.3);
}
.dash-project-item svg { color: var(--accent); flex-shrink: 0; }
.dash-project-item-body {
  flex: 1;
  min-width: 0;
  cursor: pointer;
}
.dash-project-item-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.dash-project-item-time {
  font-size: 10px;
  color: var(--text-dim);
  margin-bottom: 4px;
}

/* ─── Project status badges ─────────────────────────────────────── */
.proj-status-badge {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 3px;
  margin-top: 3px;
  white-space: nowrap;
}
.proj-status-not-ready {
  background: rgba(239,68,68,0.15);
  color: #fca5a5;
  border: 1px solid rgba(239,68,68,0.25);
}
.proj-status-review {
  background: rgba(245,158,11,0.15);
  color: #fcd34d;
  border: 1px solid rgba(245,158,11,0.25);
}
.proj-status-ready {
  background: rgba(34,197,94,0.12);
  color: #86efac;
  border: 1px solid rgba(34,197,94,0.25);
}
.proj-status-blocked {
  background: rgba(100,116,139,0.15);
  color: #94a3b8;
  border: 1px solid rgba(100,116,139,0.25);
}

/* ─── Sidebar item actions (delete + status select) ─────────────── */
.dash-project-item-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.15s;
}
.dash-project-item:hover .dash-project-item-actions { opacity: 1; }

.proj-status-select {
  background: var(--bg);
  color: var(--text-muted);
  border: 1px solid var(--border-hi);
  border-radius: 4px;
  font-size: 10px;
  padding: 2px 4px;
  cursor: pointer;
  outline: none;
  max-width: 88px;
}
.proj-status-select:hover { border-color: var(--accent); color: var(--text); }

.dash-delete-btn {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--text-dim);
  cursor: pointer;
  padding: 3px 4px;
  display: flex;
  align-items: center;
  transition: all 0.15s;
}
.dash-delete-btn:hover {
  color: var(--danger);
  border-color: rgba(239,68,68,0.3);
  background: rgba(239,68,68,0.08);
}

.dash-main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

/* Empty state inside dashboard */
.dash-empty-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--text-dim);
  font-size: 13px;
  text-align: center;
  line-height: 1.6;
}

/* Workspace fills dash-main when active */
.dash-main .workspace {
  flex: 1;
  height: 100%;
}

/* ─── Responsive ────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding: 40px 20px 32px; }
  .hero-visual { display: none; }
  .workspace { grid-template-columns: 1fr; grid-template-rows: 1fr 300px; }
  .workspace-viewer { border-right: none; border-bottom: 1px solid var(--border); }
  .hero-headline { font-size: 26px; }
  .dashboard-layout { grid-template-columns: 1fr; }
  .dash-sidebar { display: none; }
}

/* ─── Systemic patterns banner ──────────────────────────────────── */
.systemic-banner {
  margin: 0 12px 8px;
  padding: 8px 12px;
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.3);
  border-radius: var(--radius);
  font-size: 11px;
  color: #fcd34d;
  line-height: 1.5;
}