server/style.css

/* ══════════════════════════════════════════
   NegotiArena Dashboard — Polished CSS with Animations
══════════════════════════════════════════ */

:root {
  --bg:      #0D1117;
  --bg2:     #131920;
  --surface: #1A2030;
  --surface2:#1F2840;
  --border:  rgba(255,255,255,0.09);
  --border2: rgba(255,255,255,0.16);
  --blue:  #60A5FA;
  --cyan:  #22D3EE;
  --green: #34D399;
  --amber: #FBBF24;
  --red:   #F87171;
  --purple:#A78BFA;
  --text:  #F0F4F8;
  --text2: #94A3B8;
  --text3: #5A6880;
  --mono:  'JetBrains Mono', monospace;
  --sans:  'Space Grotesk', sans-serif;
  --r: 12px;
  --shadow: 0 2px 16px rgba(0,0,0,0.4);
  
  /* Animation timings */
  --transition-fast: 0.15s cubic-bezier(0.2, 0.9, 0.4, 1.1);
  --transition-base: 0.25s cubic-bezier(0.2, 0.9, 0.4, 1.1);
  --transition-slow: 0.4s cubic-bezier(0.2, 0.9, 0.4, 1.1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* ══ APP SHELL ══ */
.app { display: flex; min-height: 100vh; }

/* ══ SIDEBAR ══ */
.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px 12px;
  gap: 4px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 4px 18px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 10px;
}

.brand-icon {
  width: 40px; height: 40px;
  background: rgba(96,165,250,0.1);
  border: 1px solid rgba(96,165,250,0.22);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition-base);
}
.brand:hover .brand-icon { transform: scale(1.02); }
.brand-icon svg { transition: transform var(--transition-base); }
.brand:hover .brand-icon svg { transform: rotate(3deg); }

.brand-name { font-size: 16px; font-weight: 700; color: var(--text); line-height: 1.2; }
.brand-sub  { font-size: 11px; color: var(--text3); margin-top: 2px; }

.nav-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--text3);
  padding: 4px 8px;
  margin-top: 4px;
  margin-bottom: 4px;
}

.nav { display: flex; flex-direction: column; gap: 3px; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border-radius: 9px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text2);
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  width: 100%;
  position: relative;
  overflow: hidden;
}
.nav-item::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0%;
  height: 2px;
  background: var(--blue);
  transition: width var(--transition-base);
}
.nav-item:hover::after { width: 30%; }
.nav-item.active::after { width: 100%; }

.nav-item:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.nav-item.active {
  background: rgba(96,165,250,0.12);
  border-color: rgba(96,165,250,0.22);
  color: var(--blue);
  font-weight: 600;
}
.nav-item svg { flex-shrink: 0; opacity: 0.75; transition: transform var(--transition-fast); }
.nav-item:hover svg { transform: translateX(2px); }
.nav-item.active svg { opacity: 1; }

.sidebar-footer {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.status-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text3);
}

.dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.dot.green { background: var(--green); box-shadow: 0 0 6px var(--green); animation: pulseGreen 2s ease-in-out infinite; }
.dot.amber { background: var(--amber); animation: blink 2s ease infinite; }

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.35} }
@keyframes pulseGreen { 0%,100%{opacity:1; box-shadow:0 0 0px var(--green);} 50%{opacity:0.7; box-shadow:0 0 6px var(--green);} }

/* ══ MAIN ══ */
.main { flex: 1; min-width: 0; }

.page { display: none; padding: 30px 34px; }
.page.active { display: block; animation: pageFadeIn 0.35s var(--ease-spring); }
@keyframes pageFadeIn {
  0% { opacity: 0; transform: translateY(8px); }
  100% { opacity: 1; transform: translateY(0); }
}

.page-header { margin-bottom: 26px; }
.page-header h1 {
  font-size: 26px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.4px;
  line-height: 1.25;
}
.page-header p {
  font-size: 15px;
  color: var(--text2);
  margin-top: 5px;
}

/* ══ CARD ══ */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 20px 22px;
  box-shadow: var(--shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-fast);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px -8px rgba(0,0,0,0.5);
  border-color: rgba(96,165,250,0.25);
}

.card-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--text2);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.chart-hint {
  font-size: 12px;
  color: var(--text3);
  margin-bottom: 8px;
  font-style: italic;
}

.section-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text3);
  margin-bottom: 4px;
  line-height: 1.5;
}

/* ══ TWO-COL ══ */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ══ METRICS STRIP ══ */
.metrics-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 16px;
  text-align: center;
  transition: all var(--transition-base);
}
.metric-card:hover {
  transform: translateY(-4px);
  background: rgba(96,165,250,0.05);
  border-color: rgba(96,165,250,0.3);
}

.metric-val {
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.5px;
}

.metric-val.blue   { color: var(--blue); }
.metric-val.green  { color: var(--green); }
.metric-val.cyan   { color: var(--cyan); }
.metric-val.amber  { color: var(--amber); }

.metric-key {
  font-size: 11px;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 6px;
  line-height: 1.4;
}

/* ══ OVERVIEW ANIMATIONS ══ */
.page.active #page-overview .hero-card,
.page.active #page-overview .card,
.page.active #page-overview .why-item {
  animation: fadeSlideUp 0.5s var(--ease-spring) forwards;
  opacity: 0;
}

.page.active #page-overview .hero-card { animation-delay: 0.05s; }
.page.active #page-overview .card:first-of-type { animation-delay: 0.1s; }
.page.active #page-overview .two-col .card:first-child { animation-delay: 0.2s; }
.page.active #page-overview .two-col .card:last-child { animation-delay: 0.3s; }
.page.active #page-overview .why-grid .why-item:nth-child(1) { animation-delay: 0.4s; }
.page.active #page-overview .why-grid .why-item:nth-child(2) { animation-delay: 0.48s; }
.page.active #page-overview .why-grid .why-item:nth-child(3) { animation-delay: 0.56s; }
.page.active #page-overview .why-grid .why-item:nth-child(4) { animation-delay: 0.64s; }

@keyframes fadeSlideUp {
  0% { opacity: 0; transform: translateY(18px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Steps staggered */
.steps-flow .step-item {
  opacity: 0;
  animation: stepReveal 0.45s var(--ease-spring) forwards;
}
.steps-flow .step-item:nth-child(1) { animation-delay: 0.05s; }
.steps-flow .step-item:nth-child(3) { animation-delay: 0.12s; }
.steps-flow .step-item:nth-child(5) { animation-delay: 0.19s; }
.steps-flow .step-item:nth-child(7) { animation-delay: 0.26s; }
.steps-flow .step-item:nth-child(9) { animation-delay: 0.33s; }

@keyframes stepReveal {
  0% { opacity: 0; transform: scale(0.95) translateY(8px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}

/* Hero cards */
.hero-cards {
  display: flex;
  align-items: stretch;
  gap: 14px;
  margin-bottom: 20px;
}

.hero-arrow {
  font-size: 32px;
  color: var(--text3);
  display: flex;
  align-items: center;
  flex-shrink: 0;
  padding: 0 4px;
  animation: gentlePulse 2s ease-in-out infinite;
}
@keyframes gentlePulse {
  0%, 100% { opacity: 0.6; transform: translateX(0); }
  50% { opacity: 1; transform: translateX(4px); }
}

.hero-card {
  flex: 1;
  border-radius: var(--r);
  padding: 24px 26px;
  border: 1px solid var(--border);
  transition: transform var(--transition-base), border-color var(--transition-fast), box-shadow var(--transition-base);
}
.hero-card:hover {
  transform: translateY(-4px) scale(1.01);
  border-color: rgba(96,165,250,0.5);
  box-shadow: 0 20px 30px -12px rgba(0,0,0,0.6);
}

.hero-card.problem {
  background: rgba(248,113,113,0.06);
  border-color: rgba(248,113,113,0.18);
}
.hero-card.solution {
  background: rgba(52,211,153,0.06);
  border-color: rgba(52,211,153,0.18);
}

.hero-card-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 8px;
}
.hero-card h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.3;
}
.hero-card p { font-size: 14px; color: var(--text2); line-height: 1.7; }
.hero-card strong { color: var(--text); }
.hero-card em { color: var(--cyan); font-style: normal; font-weight: 600; }

/* Steps flow */
.steps-flow {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  flex-wrap: wrap;
}
.step-item {
  flex: 1;
  text-align: center;
  padding: 16px 10px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: all var(--transition-fast);
}
.step-item:hover {
  transform: translateY(-2px);
  background: rgba(96,165,250,0.08);
  border-color: rgba(96,165,250,0.3);
}
.step-connector {
  font-size: 22px;
  color: var(--text3);
  display: flex;
  align-items: center;
  padding-top: 24px;
  flex-shrink: 0;
}
.step-circle {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(96,165,250,0.15);
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 8px;
  font-family: var(--mono);
  transition: transform var(--transition-fast), background var(--transition-fast);
}
.step-item:hover .step-circle {
  transform: scale(1.1);
  background: rgba(96,165,250,0.3);
}
.step-name { font-size: 13px; font-weight: 700; color: var(--text); margin-bottom: 5px; }
.step-desc { font-size: 12px; color: var(--text2); line-height: 1.5; }

/* Results list */
.results-list { display: flex; flex-direction: column; gap: 12px; }
.result-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 4px;
  transition: all var(--transition-fast);
  cursor: default;
  border-radius: 12px;
}
.result-row:hover {
  background: rgba(96,165,250,0.04);
  transform: translateX(4px);
}
.result-badge {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  min-width: 64px;
  text-align: center;
  padding: 8px 5px;
  border-radius: 8px;
  flex-shrink: 0;
  line-height: 1;
  transition: transform var(--transition-fast);
}
.result-row:hover .result-badge { transform: scale(1.05); }
.result-badge.green { color: var(--green); background: rgba(52,211,153,0.1); }
.result-badge.blue  { color: var(--blue);  background: rgba(96,165,250,0.1); }
.result-badge.amber { color: var(--amber); background: rgba(251,191,36,0.1); }
.result-badge.cyan  { color: var(--cyan);  background: rgba(34,211,238,0.1); }
.result-title { font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 2px; }
.result-desc  { font-size: 13px; color: var(--text2); line-height: 1.5; }

/* Score list */
.score-list { display: flex; flex-direction: column; gap: 8px; }
.score-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 9px;
  border: 1px solid var(--border);
  transition: all var(--transition-fast);
}
.score-item:hover {
  transform: translateX(6px);
  background: rgba(96,165,250,0.08);
}
.score-item.positive { background: rgba(52,211,153,0.05); border-color: rgba(52,211,153,0.14); }
.score-item.negative { background: rgba(248,113,113,0.05); border-color: rgba(248,113,113,0.14); }
.score-pts {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--green);
  min-width: 58px;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}
.score-item:hover .score-pts { transform: scale(1.02); }
.score-pts.neg { color: var(--red); }
.score-action { font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 2px; }
.score-why    { font-size: 12px; color: var(--text2); }

/* Why grid */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.why-item {
  padding: 16px 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: all var(--transition-base);
}
.why-item:hover {
  transform: translateY(-3px);
  background: rgba(96,165,250,0.08);
  border-color: rgba(96,165,250,0.3);
}
.why-title { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 5px; }
.why-desc  { font-size: 13px; color: var(--text2); line-height: 1.6; }

/* Simulation page */
.diff-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 18px 20px;
  margin-bottom: 16px;
}
.diff-panel-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.7px;
  margin-bottom: 12px;
}
.diff-btns-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.diff-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  color: var(--text2);
  font-family: var(--sans);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}
.diff-btn:hover {
  transform: translateY(-2px);
  border-color: var(--blue);
  background: rgba(96,165,250,0.1);
}
.diff-btn.active {
  background: rgba(96,165,250,0.1);
  border-color: rgba(96,165,250,0.28);
  color: var(--text);
  animation: btnPop 0.3s var(--ease-spring);
}
@keyframes btnPop {
  0% { transform: scale(0.96); }
  100% { transform: scale(1); }
}
.diff-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.diff-name { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 2px; }
.diff-hint { font-size: 11px; color: var(--text3); line-height: 1.4; }

.sim-step-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.7px;
  margin-bottom: 8px;
}
.sim-controls { margin-bottom: 12px; }
.sim-btns {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-primary, .btn-secondary, .btn-danger, .gate-btn {
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.btn-primary:hover, .gate-btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
  box-shadow: 0 6px 14px rgba(96,165,250,0.25);
}
.btn-secondary:hover {
  transform: translateY(-1px);
  border-color: var(--blue);
  color: var(--blue);
}
.btn-danger:hover {
  transform: translateY(-1px);
  background: rgba(248,113,113,0.12);
}

.btn-primary {
  padding: 11px 22px;
  border-radius: 9px;
  border: none;
  background: var(--blue);
  color: #0D1117;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 700;
}
.btn-secondary {
  padding: 10px 18px;
  border-radius: 9px;
  border: 1px solid var(--border2);
  background: transparent;
  color: var(--text2);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
}
.btn-danger {
  padding: 10px 18px;
  border-radius: 9px;
  border: 1px solid rgba(248,113,113,0.3);
  background: transparent;
  color: var(--red);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
}
.sim-info {
  margin-left: auto;
  font-size: 13px;
  color: var(--text3);
  font-family: var(--mono);
}
.sim-info strong { color: var(--text2); }

.progress-bar {
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  margin-bottom: 18px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  width: 0%;
  transition: width 0.2s cubic-bezier(0.2, 0.9, 0.4, 1.1);
  border-radius: 2px;
}

.sim-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
  align-items: start;
}
.sim-right { display: flex; flex-direction: column; gap: 12px; }

.transcript {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 360px;
  overflow-y: auto;
  scrollbar-width: thin;
  padding-right: 2px;
}
.turn-entry {
  padding: 11px 13px;
  border-radius: 9px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.35s var(--ease-spring), transform 0.35s var(--ease-spring);
}
.turn-entry.visible {
  opacity: 1;
  transform: translateY(0);
}
.turn-meta {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 5px;
}
.turn-agent {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 4px;
}
.agent-a { background: rgba(96,165,250,0.15); color: var(--blue); }
.agent-b { background: rgba(34,211,238,0.15); color: var(--cyan); }
.agent-c { background: rgba(52,211,153,0.15); color: var(--green); }
.agent-d { background: rgba(251,191,36,0.15); color: var(--amber); }
.agent-e { background: rgba(167,139,250,0.15); color: var(--purple); }
.turn-num { font-size: 11px; color: var(--text3); font-family: var(--mono); }
.turn-resource { margin-left: auto; font-size: 12px; font-family: var(--mono); color: var(--cyan); font-weight: 600; }
.turn-msg { font-size: 13px; color: var(--text2); line-height: 1.55; }

.json-block {
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--cyan);
  line-height: 1.65;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 200px;
  overflow-y: auto;
  transition: background 0.2s;
}
.json-block:active { background: rgba(0,0,0,0.5); }

#detection-status { display: flex; flex-direction: column; gap: 6px; }
.ds-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.3s var(--ease-spring), transform 0.3s var(--ease-spring);
}
.ds-item.visible {
  opacity: 1;
  transform: translateX(0);
}
.ds-key { color: var(--text3); font-size: 11px; text-transform: uppercase; letter-spacing: 0.6px; }
.ds-val { font-family: var(--mono); font-weight: 600; font-size: 12px; }

.badge-type {
  margin-left: auto;
  padding: 2px 9px;
  border-radius: 5px;
  font-size: 10px;
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.badge-coalition    { background: rgba(248,113,113,0.12); color: var(--red); border: 1px solid rgba(248,113,113,0.25); }
.badge-no_coalition { background: rgba(52,211,153,0.12); color: var(--green); border: 1px solid rgba(52,211,153,0.25); }

.verdict {
  background: rgba(96,165,250,0.05);
  border: 1px solid rgba(96,165,250,0.18);
  border-radius: var(--r);
  padding: 20px 22px;
  margin-bottom: 0;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.verdict.visible {
  opacity: 1;
  transform: translateY(0);
}
.verdict-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 14px;
}
.verdict-items {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
}
.vg-item {
  text-align: center;
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.3s var(--ease-spring), transform 0.3s var(--ease-spring);
}
.vg-item.visible {
  opacity: 1;
  transform: scale(1);
}
.vg-val {
  font-family: var(--mono);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
}
.vg-key {
  font-size: 10px;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-top: 4px;
}

.analytics-gate {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 360px;
  gap: 18px;
  text-align: center;
}
.analytics-gate-icon {
  width: 68px; height: 68px;
  border-radius: 50%;
  background: rgba(96,165,250,0.08);
  border: 1px solid rgba(96,165,250,0.2);
  display: flex; align-items: center; justify-content: center;
}
.analytics-gate-icon svg { animation: subtleSpin 8s infinite linear; }
@keyframes subtleSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.analytics-gate h3 { font-size: 19px; font-weight: 700; color: var(--text); }
.analytics-gate p { font-size: 14px; color: var(--text2); max-width: 400px; line-height: 1.6; }
.gate-btn {
  padding: 12px 28px;
  border-radius: 10px;
  background: var(--blue);
  color: #0D1117;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 700;
  border: none;
}

.table-wrap { overflow-x: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.data-table th {
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--text3);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table td {
  padding: 13px 14px;
  font-family: var(--mono);
  font-size: 13px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.data-table tr { transition: background var(--transition-fast); }
.data-table tr:hover td { background: rgba(255,255,255,0.02); }
.data-table td:first-child {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
}
.winner-tag {
  margin-left: auto;
  padding: 3px 12px;
  background: rgba(52,211,153,0.1);
  border: 1px solid rgba(52,211,153,0.25);
  border-radius: 20px;
  font-size: 11px;
  color: var(--green);
  font-weight: 700;
  animation: gentleGlow 2s ease-in-out infinite;
}
@keyframes gentleGlow {
  0%,100% { box-shadow: 0 0 0px rgba(52,211,153,0); }
  50% { box-shadow: 0 0 6px rgba(52,211,153,0.5); }
}
.delta-pos { color: var(--green); }
.delta-neg { color: var(--red); }
.status-winner { color: var(--green); font-weight: 700; font-family: var(--sans); }
.status-baseline { color: var(--text3); font-family: var(--sans); }
.table-legend {
  margin-top: 12px;
  font-size: 12px;
  color: var(--text3);
  line-height: 1.5;
  padding: 10px 14px;
  background: rgba(255,255,255,0.02);
  border-radius: 8px;
  border: 1px solid var(--border);
}
.table-legend strong { color: var(--text2); }

/* Scrollbar */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; transition: background 0.2s; }
::-webkit-scrollbar-thumb:hover { background: var(--blue); }

/* Responsive */
@media (max-width: 1100px) {
  .metrics-strip { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; }
  .sim-grid { grid-template-columns: 1fr 1fr; }
  .steps-flow { flex-wrap: wrap; }
  .step-connector { display: none; }
  .diff-btns-row { grid-template-columns: 1fr 1fr; }
  .verdict-items { grid-template-columns: repeat(4, 1fr); }
  .why-grid { grid-template-columns: 1fr; }
}
@media (max-width: 800px) {
  .sidebar { width: 180px; }
  .sim-grid { grid-template-columns: 1fr; }
  .hero-cards { flex-direction: column; }
  .hero-arrow { display: none; }
  .page { padding: 20px 16px; }
}