/* ============================================
   CHARGE.LIVE — Global Design System
   Brand: Futuristic EV Ecosystem | India
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Design Tokens ── */
:root {
  --black:        #0B0B0B;
  --black-soft:   #111111;
  --black-card:   #161616;
  --brown:        #3B2F2F;
  --brown-light:  #4A3A3A;
  --neon-green:   #39FF14;
  --neon-blue:    #00F0FF;
  --neon-purple:  #BF00FF;
  --white:        #FFFFFF;
  --white-dim:    rgba(255,255,255,0.08);
  --white-mid:    rgba(255,255,255,0.12);
  --white-border: rgba(255,255,255,0.06);
  --text-primary: #F0F0F0;
  --text-secondary: #9A9A9A;
  --text-muted:   #5A5A5A;

  --glass-bg:     rgba(255,255,255,0.04);
  --glass-border: rgba(255,255,255,0.08);
  --glass-hover:  rgba(255,255,255,0.07);

  --glow-green:   0 0 20px rgba(57,255,20,0.4), 0 0 60px rgba(57,255,20,0.15);
  --glow-blue:    0 0 20px rgba(0,240,255,0.4), 0 0 60px rgba(0,240,255,0.15);
  --glow-green-sm: 0 0 10px rgba(57,255,20,0.5);
  --glow-blue-sm:  0 0 10px rgba(0,240,255,0.5);

  --radius-sm:  8px;
  --radius-md:  14px;
  --radius-lg:  20px;
  --radius-xl:  28px;
  --radius-2xl: 40px;

  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  --transition-fast: all 0.15s ease;

  --font-body: 'Inter', sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --nav-h: 72px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--black);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; outline: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
input, textarea, select { font-family: inherit; outline: none; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--brown); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--neon-blue); }

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 700; line-height: 1.2; }
.display-xl { font-size: clamp(3rem, 7vw, 6rem); font-weight: 900; letter-spacing: -0.03em; }
.display-lg { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 800; letter-spacing: -0.02em; }
.display-md { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 700; }
.body-lg { font-size: 1.125rem; }
.body-sm { font-size: 0.875rem; }
.caption { font-size: 0.75rem; color: var(--text-secondary); letter-spacing: 0.05em; text-transform: uppercase; }
.mono { font-family: var(--font-mono); }

/* ── Gradient Text ── */
.grad-green { background: linear-gradient(135deg, var(--neon-green), #A8FF78); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.grad-blue  { background: linear-gradient(135deg, var(--neon-blue), #7B8FFE); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.grad-mix   { background: linear-gradient(135deg, var(--neon-green), var(--neon-blue)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ── Layout ── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 960px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-sm { padding: 60px 0; }

/* ── Glass Card ── */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.glass:hover { background: var(--glass-hover); border-color: rgba(0,240,255,0.15); }

.glass-green { border-color: rgba(57,255,20,0.2); box-shadow: inset 0 0 30px rgba(57,255,20,0.03); }
.glass-blue  { border-color: rgba(0,240,255,0.2); box-shadow: inset 0 0 30px rgba(0,240,255,0.03); }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 100px;
  font-weight: 600; font-size: 0.9rem; letter-spacing: 0.02em;
  transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--neon-green), #1aff7a);
  color: var(--black); box-shadow: var(--glow-green-sm);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--glow-green); }
.btn-secondary {
  background: linear-gradient(135deg, var(--neon-blue), #0099ff);
  color: var(--black); box-shadow: var(--glow-blue-sm);
}
.btn-secondary:hover { transform: translateY(-2px); box-shadow: var(--glow-blue); }
.btn-ghost {
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  color: var(--text-primary); backdrop-filter: blur(8px);
}
.btn-ghost:hover { border-color: var(--neon-blue); color: var(--neon-blue); }
.btn-lg { padding: 18px 40px; font-size: 1rem; }
.btn-sm { padding: 10px 20px; font-size: 0.82rem; }

/* ── Badge ── */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: 100px; font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.05em; text-transform: uppercase;
}
.badge-green { background: rgba(57,255,20,0.12); color: var(--neon-green); border: 1px solid rgba(57,255,20,0.3); }
.badge-blue  { background: rgba(0,240,255,0.12); color: var(--neon-blue);  border: 1px solid rgba(0,240,255,0.3); }
.badge-brown { background: rgba(59,47,47,0.6);   color: #D4A574;           border: 1px solid rgba(212,165,116,0.3); }

/* ── Status Dot ── */
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-green { background: var(--neon-green); box-shadow: 0 0 6px var(--neon-green); animation: pulse-dot 2s infinite; }
.dot-blue  { background: var(--neon-blue);  box-shadow: 0 0 6px var(--neon-blue);  animation: pulse-dot 2s infinite 0.5s; }
.dot-red   { background: #FF4444; box-shadow: 0 0 6px #FF4444; }
.dot-orange{ background: #FF8C00; box-shadow: 0 0 6px #FF8C00; }

/* ── Grid Systems ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.flex    { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.gap-8  { gap: 8px;  }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.gap-32 { gap: 32px; }

/* ── Neon Divider ── */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-blue), var(--neon-green), transparent);
  margin: 60px 0; opacity: 0.3;
}

/* ── Stat Card ── */
.stat-card {
  padding: 28px 24px; border-radius: var(--radius-lg);
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  position: relative; overflow: hidden;
}
.stat-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--neon-green), var(--neon-blue));
}
.stat-value { font-size: 2.2rem; font-weight: 800; font-family: var(--font-display); }
.stat-label { font-size: 0.8rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 4px; }
.stat-change { font-size: 0.78rem; font-weight: 600; margin-top: 8px; }
.stat-change.up   { color: var(--neon-green); }
.stat-change.down { color: #FF4444; }

/* ── Animations ── */
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes energy-flow {
  0% { stroke-dashoffset: 1000; }
  100% { stroke-dashoffset: 0; }
}
@keyframes glow-pulse {
  0%, 100% { box-shadow: var(--glow-green-sm); }
  50% { box-shadow: var(--glow-green); }
}
@keyframes fade-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scale-in {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}
@keyframes neon-flicker {
  0%, 95%, 100% { opacity: 1; }
  96% { opacity: 0.8; }
  97% { opacity: 1; }
  98% { opacity: 0.6; }
}
@keyframes orbit {
  from { transform: rotate(0deg) translateX(60px) rotate(0deg); }
  to { transform: rotate(360deg) translateX(60px) rotate(-360deg); }
}
@keyframes grid-move {
  from { transform: translateY(0); }
  to { transform: translateY(60px); }
}
@keyframes charge-bar {
  0% { width: 0%; }
  100% { width: 78%; }
}
@keyframes count-up {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes particle-fly {
  0% { transform: translate(0,0) scale(1); opacity: 1; }
  100% { transform: translate(var(--tx), var(--ty)) scale(0); opacity: 0; }
}

/* ── Utility ── */
.animate-float   { animation: float 4s ease-in-out infinite; }
.animate-fade-up { animation: fade-up 0.7s ease forwards; }
.animate-scale   { animation: scale-in 0.5s ease forwards; }
.animate-glow    { animation: glow-pulse 2s ease-in-out infinite; }
.neon-flicker    { animation: neon-flicker 8s infinite; }

.text-center { text-align: center; }
.text-right  { text-align: right; }
.w-full  { width: 100%; }
.h-full  { height: 100%; }
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.pointer { cursor: pointer; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 70px 0; }
  .display-xl { font-size: 2.6rem; }
  .hide-mobile { display: none !important; }
  .container { padding: 0 16px; }
}
@media (max-width: 480px) {
  .btn-lg { padding: 15px 28px; }
}

/* ── Dark background grid ── */
.bg-grid {
  background-image:
    linear-gradient(rgba(0,240,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,240,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ── Page specific overrides ── */
.page-wrapper { min-height: 100vh; padding-top: var(--nav-h); }