frontend/src/index.css

/* ShockMap — Global Design System */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg:         #05070f;
  --surface:    #0d1117;
  --surface2:   #151b27;
  --border:     rgba(255,255,255,0.07);
  --border2:    rgba(255,255,255,0.12);
  --text:       #e8eaf0;
  --muted:      #6b7280;
  --primary:    #4f9cf9;
  --primary-glow: rgba(79,156,249,0.2);
  --accent:     #f43f5e;
  --accent-glow: rgba(244,63,94,0.2);
  --green:      #10b981;
  --green-glow: rgba(16,185,129,0.2);
  --amber:      #f59e0b;
  --amber-glow: rgba(245,158,11,0.15);
  --purple:     #8b5cf6;
  --mono:       'JetBrains Mono', monospace;
}

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

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

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

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* Focus */
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 4px; }

/* Severity colors */
.sev-critical { color: var(--accent); }
.sev-high     { color: var(--amber); }
.sev-medium   { color: #60a5fa; }
.sev-low      { color: var(--muted); }

.badge-critical { background: rgba(244,63,94,0.15); color: var(--accent); border: 1px solid rgba(244,63,94,0.3); }
.badge-high     { background: rgba(245,158,11,0.15); color: var(--amber); border: 1px solid rgba(245,158,11,0.3); }
.badge-medium   { background: rgba(96,165,250,0.15); color: #60a5fa; border: 1px solid rgba(96,165,250,0.3); }
.badge-low      { background: rgba(107,114,128,0.12); color: var(--muted); border: 1px solid rgba(107,114,128,0.2); }

/* Animations */
@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.5; }
}
@keyframes slide-up {
  from { transform: translateY(12px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px var(--primary-glow); }
  50%       { box-shadow: 0 0 40px var(--primary-glow); }
}

.animate-slide-up { animation: slide-up 0.35s ease forwards; }
.animate-fade-in  { animation: fade-in 0.3s ease forwards; }

/* Skeleton loader */
.skeleton {
  background: linear-gradient(90deg, var(--surface) 25%, var(--surface2) 50%, var(--surface) 75%);
  background-size: 800px 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 6px;
}

/* Card */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: var(--border2); }
.card-hover:hover { transform: translateY(-1px); border-color: rgba(79,156,249,0.25); }

/* Button */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 18px; border-radius: 9px; font-size: 0.875rem;
  font-weight: 500; cursor: pointer; border: none;
  transition: all 0.2s; text-decoration: none;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #6aaafa; box-shadow: 0 0 20px var(--primary-glow); }
.btn-ghost { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--border2); background: rgba(255,255,255,0.06); }
.btn-danger { background: rgba(244,63,94,0.15); color: var(--accent); border: 1px solid rgba(244,63,94,0.3); }

/* Risk bar */
.risk-bar-track { background: var(--surface2); border-radius: 4px; height: 5px; overflow: hidden; }
.risk-bar-fill  { height: 100%; border-radius: 4px; transition: width 0.6s ease; }

/* Live dot */
.live-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green); display: inline-block;
  animation: pulse-dot 2s ease-in-out infinite;
}

/* Grid helpers */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

@media (max-width: 900px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* Input */
.input {
  width: 100%; padding: 10px 14px; background: var(--surface);
  border: 1px solid var(--border2); border-radius: 10px;
  color: var(--text); font-size: 0.875rem; font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow); }
.input::placeholder { color: var(--muted); }

/* Query */
.query-page {
  animation: fade-in 0.3s ease;
}

.query-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.78fr);
  gap: 20px;
  align-items: start;
}

.query-sidebar {
  position: sticky;
  top: 24px;
}

.query-pill-btn {
  transition: transform 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.query-pill-btn:hover,
.query-example-button:hover,
.query-history-button:hover {
  transform: translateY(-1px);
  border-color: var(--border2) !important;
  color: var(--text) !important;
}

.query-example-button,
.query-history-button {
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.citation-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.citation-card {
  min-height: 132px;
}

/* Graph */
.graph-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.graph-metric-card,
.graph-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.graph-metric-card {
  padding: 16px 18px;
}

.graph-metric-value {
  font-size: 1.34rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 5px;
}

.graph-metric-label {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 2px;
}

.graph-metric-sub {
  font-size: 0.7rem;
  color: var(--muted);
  line-height: 1.5;
}

.graph-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(320px, 0.76fr);
  gap: 20px;
  align-items: start;
}

.graph-sidebar {
  display: grid;
  gap: 16px;
}

.graph-panel {
  padding: 18px;
}

.graph-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.graph-toolbar-note {
  font-size: 0.72rem;
  color: var(--muted);
}

.graph-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 11px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, color 0.18s ease, background 0.18s ease;
}

.graph-chip:hover {
  transform: translateY(-1px);
  border-color: var(--border2);
  color: var(--text);
}

.graph-chip.is-active {
  color: var(--text);
  background: rgba(79,156,249,0.1);
  border-color: rgba(79,156,249,0.28);
  box-shadow: inset 0 0 0 1px rgba(79,156,249,0.1);
}

.graph-stage {
  position: relative;
  min-height: 660px;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid var(--border);
  background:
    radial-gradient(circle at 14% 18%, rgba(245,158,11,0.12), transparent 24%),
    radial-gradient(circle at 82% 18%, rgba(79,156,249,0.14), transparent 22%),
    radial-gradient(circle at 58% 74%, rgba(16,185,129,0.08), transparent 28%),
    linear-gradient(180deg, rgba(21,27,39,0.92), rgba(8,12,22,0.98));
}

.graph-stage::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.6), rgba(0,0,0,1));
  opacity: 0.36;
  animation: graph-grid-drift 26s linear infinite;
}

.graph-stage-copy {
  position: absolute;
  top: 18px;
  left: 22px;
  right: 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  z-index: 2;
  font-size: 0.68rem;
  color: rgba(232,234,240,0.56);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.graph-stage-copy span:nth-child(2) {
  text-align: center;
}

.graph-stage-copy span:nth-child(3) {
  text-align: right;
}

.graph-stage-legend {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  z-index: 3;
}

.graph-legend-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.graph-legend-item,
.graph-legend-note {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(5,7,15,0.62);
  border: 1px solid rgba(255,255,255,0.08);
  font-size: 0.68rem;
  color: rgba(232,234,240,0.78);
  backdrop-filter: blur(10px);
}

.graph-legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.graph-canvas {
  position: absolute;
  inset: 0;
  z-index: 2;
}

.graph-flow-line {
  fill: none;
  stroke: rgba(255,255,255,0.09);
  stroke-linecap: round;
  transition: stroke 0.18s ease, stroke-width 0.18s ease, opacity 0.18s ease;
}

.graph-flow-line.is-active {
  stroke: rgba(79,156,249,0.3);
}

.graph-flow-trail {
  stroke: rgba(79,156,249,0.72);
  stroke-dasharray: 10 12;
  animation: graph-dash 10s linear infinite;
}

.graph-node {
  cursor: pointer;
}

.graph-node-label {
  fill: rgba(232,234,240,0.7);
  font-size: 10px;
  font-weight: 500;
  pointer-events: none;
  dominant-baseline: middle;
}

.graph-node-halo {
  transform-origin: center;
  animation: graph-halo 3.2s ease-in-out infinite;
}

.graph-node-pulse {
  transform-origin: center;
  animation: graph-node-pulse 2.8s ease-in-out infinite;
}

.graph-sidebar-eyebrow,
.graph-detail-label {
  font-size: 0.68rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.graph-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.graph-detail-tile {
  padding: 10px 11px;
  border-radius: 10px;
  background: var(--surface2);
  border: 1px solid var(--border);
}

.graph-detail-value {
  margin-top: 4px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text);
}

.graph-link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.graph-link-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  font-size: 0.72rem;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.graph-link-chip:hover {
  transform: translateY(-1px);
  border-color: rgba(79,156,249,0.25);
  background: rgba(79,156,249,0.08);
}

.graph-list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface2);
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.graph-list-row:hover,
.graph-list-row.is-active {
  transform: translateY(-1px);
  border-color: rgba(79,156,249,0.24);
  background: rgba(79,156,249,0.08);
}

.graph-empty-note {
  font-size: 0.76rem;
  color: var(--muted);
  line-height: 1.6;
}

@keyframes graph-dash {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -160; }
}

@keyframes graph-halo {
  0%, 100% { transform: scale(0.95); opacity: 0.09; }
  50% { transform: scale(1.08); opacity: 0.2; }
}

@keyframes graph-node-pulse {
  0%, 100% { transform: scale(1); opacity: 0.82; }
  50% { transform: scale(1.08); opacity: 1; }
}

@keyframes graph-grid-drift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-24px, -24px, 0); }
}

@media (max-width: 1180px) {
  .query-shell,
  .graph-shell {
    grid-template-columns: 1fr;
  }

  .query-sidebar {
    position: static;
  }
}

@media (max-width: 900px) {
  .citation-grid,
  .graph-summary-grid {
    grid-template-columns: 1fr;
  }

  .graph-detail-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .graph-stage {
    min-height: 560px;
  }

  .graph-stage-copy {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .graph-stage-copy span:nth-child(2),
  .graph-stage-copy span:nth-child(3) {
    text-align: left;
  }
}