/* ============================================
   POLARIS — Political Analytics Platform
   Design Tokens & Base Styles
   ============================================ */

:root {
  /* Backgrounds — deep space navy */
  --bg-0: #05070D;        /* near-black, page */
  --bg-1: #0A0E1A;        /* primary surface */
  --bg-2: #0F1626;        /* card */
  --bg-3: #141C30;        /* elevated */
  --bg-4: #1A2440;        /* hover */

  /* Borders & dividers */
  --line-1: rgba(255, 255, 255, 0.06);
  --line-2: rgba(255, 255, 255, 0.10);
  --line-3: rgba(255, 255, 255, 0.16);

  /* Text */
  --text-1: #F4F6FB;      /* primary */
  --text-2: #B8C2D9;      /* secondary */
  --text-3: #6B7794;      /* tertiary / muted */
  --text-4: #3D4660;      /* disabled / hint */

  /* Brand accents */
  --teal: #2EE6C8;
  --teal-dim: #1FA88F;
  --teal-glow: rgba(46, 230, 200, 0.25);
  --blue: #4D7CFF;
  --blue-dim: #3055CC;
  --purple: #A78BFA;
  --purple-dim: #7C5CDB;

  /* Sentiment palette */
  --pos: #2EE6C8;          /* teal — positive */
  --pos-bg: rgba(46, 230, 200, 0.12);
  --neu: #6B7794;          /* gray — neutral */
  --neu-bg: rgba(107, 119, 148, 0.14);
  --neg: #FF4D6D;          /* coral — negative */
  --neg-bg: rgba(255, 77, 109, 0.12);
  --warn: #FFB546;         /* amber */
  --warn-bg: rgba(255, 181, 70, 0.12);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 0 1px rgba(46, 230, 200, 0.3), 0 0 32px rgba(46, 230, 200, 0.18);

  /* Type */
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  /* Radii */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;
  --r-pill: 999px;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }

html, body, #root {
  margin: 0;
  padding: 0;
  background: var(--bg-0);
  color: var(--text-1);
  font-family: var(--font-body);
  position: relative;
  overflow-x: hidden;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'cv11', 'ss01';
}

button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; }
a { color: inherit; text-decoration: none; }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.08);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.16); background-clip: content-box; border: 2px solid transparent; }

/* Selection */
::selection { background: var(--teal-glow); color: var(--text-1); }

/* ============================================
   SHARED PRIMITIVES
   ============================================ */

.mono { font-family: var(--font-mono); font-feature-settings: 'zero', 'ss01'; letter-spacing: -0.01em; }
.display { font-family: var(--font-display); letter-spacing: -0.02em; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  border: 1px solid var(--line-2);
  background: var(--bg-2);
  color: var(--text-2);
  white-space: nowrap;
}
.pill.teal { background: var(--pos-bg); border-color: rgba(46,230,200,0.3); color: var(--teal); }
.pill.coral { background: var(--neg-bg); border-color: rgba(255,77,109,0.3); color: var(--neg); }
.pill.amber { background: var(--warn-bg); border-color: rgba(255,181,70,0.3); color: var(--warn); }
.pill.purple { background: rgba(167,139,250,0.12); border-color: rgba(167,139,250,0.3); color: var(--purple); }
.pill.blue   { background: rgba(77,124,255,0.12); border-color: rgba(77,124,255,0.3); color: var(--blue); }

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
  background: currentColor;
}
.dot.live {
  background: var(--teal);
  box-shadow: 0 0 0 0 var(--teal-glow);
  animation: pulse 1.8s var(--ease) infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(46,230,200,0.6); }
  70%  { box-shadow: 0 0 0 8px rgba(46,230,200,0); }
  100% { box-shadow: 0 0 0 0 rgba(46,230,200,0); }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--r-pill);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: -0.005em;
  border: 1px solid var(--line-2);
  background: var(--bg-2);
  color: var(--text-1);
  transition: all 160ms var(--ease);
  white-space: nowrap;
}
.btn:hover { background: var(--bg-3); border-color: var(--line-3); }
.btn-primary {
  background: var(--teal);
  color: #051410;
  border-color: var(--teal);
  font-weight: 600;
}
.btn-primary:hover { background: #4FF0D5; border-color: #4FF0D5; box-shadow: 0 0 0 4px var(--teal-glow); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--bg-2); color: var(--text-1); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-icon { padding: 8px; aspect-ratio: 1; }

.card {
  background: var(--bg-2);
  border: 1px solid var(--line-1);
  border-radius: var(--r-lg);
  position: relative;
}
.card-pad { padding: 20px; }
.card-pad-sm { padding: 14px 16px; }

/* Glass */
.glass {
  background: linear-gradient(180deg, rgba(20,28,48,0.6) 0%, rgba(15,22,38,0.4) 100%);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid var(--line-2);
}

/* Input */
.input {
  background: var(--bg-1);
  border: 1px solid var(--line-2);
  border-radius: var(--r-md);
  padding: 10px 14px;
  color: var(--text-1);
  font-size: 13px;
  width: 100%;
  outline: none;
  transition: border-color 120ms var(--ease), box-shadow 120ms var(--ease);
}
.input:focus { border-color: var(--teal); box-shadow: 0 0 0 3px var(--teal-glow); }
.input::placeholder { color: var(--text-4); }

/* Avatar */
.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-dim), var(--purple-dim));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 12px;
  color: white;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}
.avatar.lg { width: 56px; height: 56px; font-size: 18px; }
.avatar.xl { width: 80px; height: 80px; font-size: 26px; }

/* Number tickers */
.metric-num {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 32px;
  letter-spacing: -0.03em;
  font-feature-settings: 'tnum';
  line-height: 1;
}
.metric-num.lg { font-size: 44px; }
.metric-num.xl { font-size: 64px; }

/* Sparkline */
.spark { width: 100%; height: 32px; display: block; }

/* Section header */
.section-h {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 16px;
}
.section-h h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--text-1);
}

/* Page enter */
@keyframes pageIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.page-in { animation: pageIn 320ms var(--ease-out) both; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.fade-in { animation: fadeIn 240ms var(--ease) both; }

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes logoPulse {
  0%, 100% { transform: scale(1); filter: brightness(1); }
  50%      { transform: scale(1.04); filter: brightness(1.18); }
}
@keyframes logoGlow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%      { opacity: 0.95; transform: scale(1.18); }
}

@keyframes flowDot {
  0%   { offset-distance: 0%; opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { offset-distance: 100%; opacity: 0; }
}
@keyframes agentEnter {
  from { opacity: 0; transform: translateY(20px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes lineGlow {
  0%, 100% { opacity: 0.55; }
  50%      { opacity: 1; }
}
@keyframes scanline {
  0%   { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}

@keyframes orbitSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes orbitSpinRev {
  from { transform: rotate(0deg); }
  to   { transform: rotate(-360deg); }
}
@keyframes compassBreath {
  0%, 100% { opacity: 0.55; transform: scale(0.95); }
  50%      { opacity: 1; transform: scale(1.08); }
}

/* Grid background for landing */
.grid-bg {
  background-image:
    linear-gradient(rgba(46,230,200,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46,230,200,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
}

/* ============ HERO STAR (Polaris animated SVG) ============ */
.hero-star-wrap {
  position: relative;
  aspect-ratio: 1/1;
  width: 100%;
  max-width: 560px;
  margin-left: auto;
}
.hero-star-wrap::before {
  content: "";
  position: absolute;
  inset: -10%;
  background:
    radial-gradient(circle at 60% 35%, rgba(77,124,255,0.32), transparent 50%),
    radial-gradient(circle at 25% 65%, rgba(46,230,200,0.30), transparent 50%),
    radial-gradient(circle at 75% 80%, rgba(167,139,250,0.30), transparent 50%);
  filter: blur(40px);
  z-index: 0;
  border-radius: 50%;
  pointer-events: none;
}
.hero-star-wrap svg { position: relative; z-index: 1; width: 100%; height: 100%; }

@keyframes pulse-core {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.85; transform: scale(1.08); }
}
@keyframes pulse-rays {
  0%, 100% { opacity: 0.9; }
  50%      { opacity: 0.55; }
}
@keyframes orbit-rotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes orbit-rotate-rev {
  from { transform: rotate(0deg); }
  to   { transform: rotate(-360deg); }
}
@keyframes blink-dot {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.25; }
}
@keyframes ring-expand {
  0%   { transform: scale(0.4); opacity: 0.7; }
  100% { transform: scale(1.6); opacity: 0; }
}
.hero-star .star-core { transform-origin: center; animation: pulse-core 3s ease-in-out infinite; }
.hero-star .star-rays { transform-origin: center; animation: pulse-rays 3s ease-in-out infinite; }
.hero-star .orbit-1 { transform-origin: 250px 250px; animation: orbit-rotate 24s linear infinite; }
.hero-star .orbit-2 { transform-origin: 250px 250px; animation: orbit-rotate-rev 36s linear infinite; }
.hero-star .dot { animation: blink-dot 2s ease-in-out infinite; }
.hero-star .dot.d2 { animation-delay: 0.3s; }
.hero-star .dot.d3 { animation-delay: 0.6s; }
.hero-star .dot.d4 { animation-delay: 0.4s; }
.hero-star .dot.d5 { animation-delay: 0.9s; }
.hero-star .dot.d6 { animation-delay: 1.5s; }
.hero-star .expand-ring { transform-origin: 250px 250px; animation: ring-expand 4s ease-out infinite; }
.hero-star .expand-ring.r2 { animation-delay: 1.3s; }
.hero-star .expand-ring.r3 { animation-delay: 2.6s; }

/* ============ GLOBAL ATMOSPHERE (datanaat-style) ============ */
/* Fixed full-viewport grid behind everything, faded radially */
.atmos-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(to right, rgba(243,244,246,0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(243,244,246,0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 30%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, black 30%, transparent 80%);
}
/* Diffused mesh blobs (teal / blue / purple) — drift slowly */
.atmos-mesh {
  position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden;
}
.atmos-mesh::before, .atmos-mesh::after, .atmos-mesh span {
  content: ""; position: absolute; border-radius: 50%; filter: blur(120px);
}
.atmos-mesh::before {
  width: 620px; height: 620px; left: -120px; top: -100px;
  background: #2EE6C8; opacity: 0.18;
  animation: meshDrift1 22s ease-in-out infinite;
}
.atmos-mesh::after {
  width: 680px; height: 680px; right: -160px; top: 140px;
  background: #4D7CFF; opacity: 0.16;
  animation: meshDrift2 26s ease-in-out infinite;
}
.atmos-mesh span {
  width: 520px; height: 520px; left: 30%; top: 40%;
  background: #A78BFA; opacity: 0.12;
  animation: meshDrift3 30s ease-in-out infinite;
}
@keyframes meshDrift1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(60px, 40px) scale(1.08); }
}
@keyframes meshDrift2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(-50px, 60px) scale(1.06); }
}
@keyframes meshDrift3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(40px, -50px) scale(1.1); }
}
/* Cursor-following soft halo — full page */
.atmos-cursor {
  position: fixed; pointer-events: none; z-index: 1;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle,
    rgba(46,230,200,0.10),
    rgba(77,124,255,0.06) 30%,
    transparent 60%);
  transform: translate(-50%, -50%);
  left: 50%; top: 50%;
  mix-blend-mode: screen;
  transition: opacity 0.3s ease;
  will-change: transform;
}

/* Radial glow */
.glow-teal {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(46,230,200,0.12), transparent 70%);
  pointer-events: none;
}
.glow-blue {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 50% 40% at 80% 20%, rgba(77,124,255,0.10), transparent 70%);
  pointer-events: none;
}
.glow-purple {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 40% 40% at 20% 80%, rgba(167,139,250,0.10), transparent 70%);
  pointer-events: none;
}

/* Tab underline indicator */
.tab {
  position: relative;
  padding: 14px 0;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-3);
  cursor: pointer;
  transition: color 120ms var(--ease);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.tab:hover { color: var(--text-2); }
.tab.active { color: var(--text-1); }
.tab.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--teal);
  border-radius: 2px 2px 0 0;
  box-shadow: 0 0 12px var(--teal-glow);
}

/* Sidebar nav item */
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--r-md);
  color: var(--text-3);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 120ms var(--ease);
  position: relative;
}
.nav-item:hover { background: var(--bg-3); color: var(--text-1); }
.nav-item.active { background: var(--bg-3); color: var(--text-1); }
.nav-item.active::before {
  content: '';
  position: absolute;
  left: -16px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 18px;
  background: var(--teal);
  border-radius: 0 3px 3px 0;
  box-shadow: 0 0 8px var(--teal-glow);
}

/* Drag handle */
.drag-h {
  width: 14px;
  height: 14px;
  background-image: radial-gradient(circle, var(--text-4) 1px, transparent 1.4px);
  background-size: 5px 5px;
  background-position: 0 0;
  cursor: grab;
  opacity: 0.4;
  transition: opacity 120ms;
}
.drag-h:hover { opacity: 0.8; }

/* Hover lift */
.lift {
  transition: transform 200ms var(--ease-out), border-color 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
}
.lift:hover {
  transform: translateY(-2px);
  border-color: var(--line-3);
  box-shadow: var(--shadow-md);
}

/* Loading bar */
.loading-bar {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  background-size: 50% 100%;
  background-repeat: no-repeat;
  animation: shimmer 1.6s linear infinite;
}

/* Utility */
.flex { display: flex; }
.col  { flex-direction: column; }
.gap-1 { gap: 4px; } .gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; } .gap-6 { gap: 24px; } .gap-8 { gap: 32px; }
.items-c { align-items: center; }
.items-s { align-items: flex-start; }
.between { justify-content: space-between; }
.center { justify-content: center; }
.grow { flex: 1 1 0%; }
.wrap { flex-wrap: wrap; }
.t-1 { color: var(--text-1); }
.t-2 { color: var(--text-2); }
.t-3 { color: var(--text-3); }
.t-4 { color: var(--text-4); }
.t-pos { color: var(--pos); }
.t-neg { color: var(--neg); }
.t-warn { color: var(--warn); }
.t-teal { color: var(--teal); }
.t-blue { color: var(--blue); }
.t-purple { color: var(--purple); }