/* ============================================================
   AiBlockcore — Main Stylesheet
   Theme: Dark Futuristic AI + Blockchain
   Colors: #050510 bg | #00d4ff blue | #7b2ff7 purple | #00ff88 green
   ============================================================ */

/* ── Custom Properties ──────────────────────────────────── */
:root {
  --bg:          #050510;
  --bg-2:        #0a0a1a;
  --bg-card:     rgba(0, 212, 255, 0.03);
  --blue:        #00d4ff;
  --blue-glow:   rgba(0, 212, 255, 0.15);
  --purple:      #7b2ff7;
  --purple-glow: rgba(123, 47, 247, 0.15);
  --green:       #00ff88;
  --red:         #ff3860;
  --text:        #cdd9f0;
  --text-muted:  #5c6f91;
  --border:      rgba(0, 212, 255, 0.12);
  --border-glow: rgba(0, 212, 255, 0.4);
  --sidebar-w:   260px;
  --topbar-h:    64px;
  --radius:      12px;
  --radius-sm:   8px;
  --transition:  0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* AI grid overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* ── Particles ──────────────────────────────────────────── */
#particles-js {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ── Typography ─────────────────────────────────────────── */
.font-mono { font-family: 'Courier New', Courier, monospace; }

h1, h2, h3, h4, h5, h6 { color: #e8f0fe; }

.glow-text {
  color: var(--blue);
  text-shadow: 0 0 20px rgba(0,212,255,0.6);
}

.text-green  { color: var(--green) !important; }
.text-red    { color: var(--red) !important; }
.text-blue   { color: var(--blue) !important; }
.text-purple { color: var(--purple) !important; }
.text-muted  { color: var(--text-muted) !important; }

a { color: var(--blue); text-decoration: none; }
a:hover { color: #5de5ff; }

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  position: fixed;
  left: 0; top: 0;
  height: 100vh;
  width: var(--sidebar-w);
  background: rgba(5, 5, 16, 0.97);
  border-right: 1px solid var(--border);
  z-index: 200;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  transition: transform var(--transition);
  backdrop-filter: blur(20px);
}

.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 199;
  backdrop-filter: blur(4px);
}

.sidebar-header {
  padding: 1.5rem 1.25rem 1rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #fff;
  text-decoration: none;
}

.sidebar-brand img { filter: drop-shadow(0 0 8px var(--blue)); }

.sidebar-brand span {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--blue);
  text-shadow: 0 0 10px rgba(0,212,255,0.5);
}

.sidebar-wallet {
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--border);
}

.wallet-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
}

.wallet-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
}

.wallet-dot.pulse {
  animation: pulse-dot 2s ease-in-out infinite;
}

.wallet-addr { color: var(--text); }

.sidebar-nav {
  list-style: none;
  padding: 1rem 0;
  margin: 0;
  flex: 1;
}

.sidebar-nav li { padding: 0 0.75rem 0.25rem; }

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.7rem 0.875rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.925rem;
  font-weight: 500;
  transition: all var(--transition);
  position: relative;
  text-decoration: none;
}

.sidebar-link i {
  width: 18px;
  text-align: center;
  font-size: 1rem;
  transition: all var(--transition);
}

.sidebar-link:hover {
  color: var(--blue);
  background: rgba(0,212,255,0.06);
}

.sidebar-link.active {
  color: var(--blue);
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.2);
}

.sidebar-link.active i {
  filter: drop-shadow(0 0 6px var(--blue));
}

.active-dot {
  width: 6px;
  height: 6px;
  background: var(--blue);
  border-radius: 50%;
  margin-left: auto;
  box-shadow: 0 0 8px var(--blue);
}

.sidebar-footer {
  padding: 0.75rem;
  border-top: 1px solid var(--border);
}

.logout-link { color: var(--red) !important; }
.logout-link:hover { background: rgba(255,56,96,0.08) !important; }

/* ── Top Bar (mobile only) ──────────────────────────────── */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--topbar-h);
  background: rgba(5,5,16,0.97);
  border-bottom: 1px solid var(--border);
  z-index: 198;
  align-items: center;
  padding: 0 1rem;
  gap: 0.75rem;
  backdrop-filter: blur(20px);
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--blue);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
}

.btn-icon {
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.45rem 0.6rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-icon:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.wallet-badge-sm {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.3rem 0.65rem;
  border-radius: 20px;
}

/* ── Main Content ───────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  padding: 2rem;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.page-header {
  margin-bottom: 2rem;
}

.page-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: #e8f0fe;
  margin: 0;
}

.page-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

/* ── Cards ──────────────────────────────────────────────── */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  border-color: var(--border-glow);
  box-shadow: 0 0 25px rgba(0,212,255,0.08);
}

.glass-card .card-body { padding: 1.5rem; }
.glass-card .card-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: rgba(0,212,255,0.03);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--blue);
}

/* Gradient top line */
.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--purple));
  opacity: 0;
  transition: opacity var(--transition);
}

.glass-card:hover::before { opacity: 1; }

/* Stat card variant */
.stat-card {
  background: linear-gradient(135deg, rgba(0,212,255,0.04), rgba(123,47,247,0.04));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--purple));
}

.stat-card:hover {
  border-color: rgba(0,212,255,0.3);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,212,255,0.08);
}

.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.stat-icon.blue   { background: rgba(0,212,255,0.12);  color: var(--blue); }
.stat-icon.purple { background: rgba(123,47,247,0.12); color: var(--purple); }
.stat-icon.green  { background: rgba(0,255,136,0.12);  color: var(--green); }
.stat-icon.red    { background: rgba(255,56,96,0.12);  color: var(--red); }

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.3rem;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: #e8f0fe;
  line-height: 1;
}

.stat-change {
  font-size: 0.78rem;
  margin-top: 0.35rem;
}

/* ── Progress Bar ────────────────────────────────────────── */
.cap-bar { height: 6px; border-radius: 3px; background: rgba(255,255,255,0.06); overflow: hidden; }
.cap-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--blue), var(--purple));
  transition: width 0.6s ease;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn-primary-glow {
  background: linear-gradient(135deg, var(--blue), #0099cc);
  border: none;
  color: #000;
  font-weight: 700;
  padding: 0.65rem 1.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 0 20px rgba(0,212,255,0.25);
  letter-spacing: 0.03em;
}

.btn-primary-glow:hover, .btn-primary-glow:focus {
  transform: translateY(-1px);
  box-shadow: 0 0 35px rgba(0,212,255,0.45);
  color: #000;
}

.btn-primary-glow:active { transform: translateY(0); }

.btn-purple-glow {
  background: linear-gradient(135deg, var(--purple), #5a18c9);
  border: none;
  color: #fff;
  font-weight: 700;
  padding: 0.65rem 1.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 0 20px rgba(123,47,247,0.3);
}

.btn-purple-glow:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 35px rgba(123,47,247,0.5);
  color: #fff;
}

.btn-outline-glow {
  background: transparent;
  border: 1px solid var(--border-glow);
  color: var(--blue);
  font-weight: 600;
  padding: 0.65rem 1.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-outline-glow:hover {
  background: rgba(0,212,255,0.08);
  box-shadow: 0 0 15px rgba(0,212,255,0.2);
  color: var(--blue);
}

/* Bootstrap overrides */
.btn-primary {
  background: linear-gradient(135deg, var(--blue), #0099cc);
  border: none;
  color: #000 !important;
  font-weight: 700;
}

.btn-primary:hover, .btn-primary:focus {
  background: linear-gradient(135deg, #33deff, var(--blue));
  box-shadow: 0 0 25px rgba(0,212,255,0.35);
  color: #000 !important;
}

/* ── Forms ───────────────────────────────────────────────── */
.form-control, .form-select {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 0.65rem 1rem;
  transition: all var(--transition);
}

.form-control:focus, .form-select:focus {
  background: rgba(0,212,255,0.04);
  border-color: var(--blue);
  color: var(--text);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.12);
}

.form-control::placeholder { color: var(--text-muted); }
.form-label { color: var(--text); font-size: 0.88rem; font-weight: 500; margin-bottom: 0.4rem; }

.form-group-glow {
  position: relative;
}

.form-group-glow::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.form-group-glow:focus-within::after { opacity: 1; }

.input-group-text {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

/* ── Tables ──────────────────────────────────────────────── */
.table-dark-custom {
  color: var(--text);
  border-collapse: separate;
  border-spacing: 0;
  width: 100%;
}

.table-dark-custom th {
  background: rgba(0,212,255,0.06);
  color: var(--blue);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.table-dark-custom td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
  font-size: 0.9rem;
}

.table-dark-custom tr:last-child td { border-bottom: none; }

.table-dark-custom tr:hover td { background: rgba(0,212,255,0.03); }

/* ── Badges ──────────────────────────────────────────────── */
.badge-active   { background: rgba(0,255,136,0.12); color: var(--green);  border: 1px solid rgba(0,255,136,0.2); }
.badge-pending  { background: rgba(255,183,0,0.12);  color: #ffb700;      border: 1px solid rgba(255,183,0,0.2); }
.badge-inactive { background: rgba(255,56,96,0.12);  color: var(--red);   border: 1px solid rgba(255,56,96,0.2); }
.badge-success  { background: rgba(0,255,136,0.12); color: var(--green);  border: 1px solid rgba(0,255,136,0.2); }
.badge-info     { background: rgba(0,212,255,0.12); color: var(--blue);   border: 1px solid rgba(0,212,255,0.2); }

.status-badge {
  display: inline-block;
  padding: 0.25rem 0.7rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* ── Wallet connect page ─────────────────────────────────── */
.connect-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.connect-card {
  background: rgba(10,10,26,0.9);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2.5rem;
  width: 100%;
  max-width: 480px;
  position: relative;
  backdrop-filter: blur(20px);
  box-shadow: 0 0 60px rgba(0,212,255,0.06), 0 0 120px rgba(123,47,247,0.04);
}

.connect-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(0,212,255,0.06), rgba(123,47,247,0.06));
  pointer-events: none;
}

.connect-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.connect-logo img {
  height: 60px;
  filter: drop-shadow(0 0 20px rgba(0,212,255,0.5));
  animation: float 3s ease-in-out infinite;
  max-width: 100%;
  max-height: fit-content;
}

.wallet-option-btn {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 100%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1.25rem;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  margin-bottom: 0.75rem;
}

.wallet-option-btn:hover {
  background: rgba(0,212,255,0.06);
  border-color: var(--border-glow);
  color: var(--blue);
  transform: translateX(4px);
}

.wallet-option-btn img, .wallet-option-btn .wallet-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  flex-shrink: 0;
}

/* ── Dashboard Wallet Cards ──────────────────────────────── */
.wallet-card {
  background: linear-gradient(135deg, rgba(0,212,255,0.05), rgba(123,47,247,0.05));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: all var(--transition);
}

.wallet-card:hover {
  border-color: rgba(0,212,255,0.25);
  box-shadow: 0 4px 20px rgba(0,212,255,0.08);
}

.wallet-card-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.wallet-card-balance {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--blue);
}

.wallet-card-usd {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── Matrix Tree ─────────────────────────────────────────── */
.matrix-tree {
  display: flex;
  justify-content: center;
  padding: 1rem 0;
  overflow-x: auto;
}

.matrix-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.matrix-node-box {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: var(--text);
  transition: all var(--transition);
  cursor: default;
  position: relative;
  z-index: 1;
}

.matrix-node-box.filled {
  border-color: var(--blue);
  background: rgba(0,212,255,0.08);
  box-shadow: 0 0 15px rgba(0,212,255,0.2);
}

.matrix-node-box.self {
  border-color: var(--green);
  background: rgba(0,255,136,0.08);
  box-shadow: 0 0 20px rgba(0,255,136,0.2);
}

.matrix-node-box.empty {
  border-style: dashed;
  opacity: 0.4;
}

.matrix-children {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  position: relative;
}

/* Connector line */
.matrix-children::before {
  content: '';
  position: absolute;
  top: -1.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 1.5rem;
  background: var(--border);
}

/* ── Landing Page ───────────────────────────────────────── */
.landing-hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  position: relative;
  z-index: 1;
}

.hero-logo { height: 80px; animation: float 4s ease-in-out infinite; margin-bottom: 1.5rem; }

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  background: linear-gradient(135deg, #fff, var(--blue), var(--purple));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-stat-item { text-align: center; }
.hero-stat-value { font-size: 1.8rem; font-weight: 800; color: var(--blue); }
.hero-stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 4rem;
}

.feature-card {
  background: rgba(0,212,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  text-align: left;
  transition: all var(--transition);
}

.feature-card:hover {
  border-color: rgba(0,212,255,0.3);
  background: rgba(0,212,255,0.06);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,212,255,0.08);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0,212,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--blue);
  margin-bottom: 1rem;
}

/* ── Alerts & Toast ──────────────────────────────────────── */
.toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 9999; }

.ai-toast {
  background: rgba(10,10,26,0.97);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1.25rem;
  min-width: 280px;
  max-width: 400px;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  backdrop-filter: blur(20px);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
  animation: slide-in-up 0.3s ease;
}

.ai-toast.success { border-color: rgba(0,255,136,0.3); }
.ai-toast.error   { border-color: rgba(255,56,96,0.3); }
.ai-toast.info    { border-color: rgba(0,212,255,0.3); }

.ai-toast-icon { font-size: 1.1rem; margin-top: 0.1rem; flex-shrink: 0; }
.ai-toast.success .ai-toast-icon { color: var(--green); }
.ai-toast.error   .ai-toast-icon { color: var(--red); }
.ai-toast.info    .ai-toast-icon { color: var(--blue); }

/* ── Loading States ──────────────────────────────────────── */
.spinner-glow {
  width: 40px; height: 40px;
  border: 3px solid rgba(0,212,255,0.15);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.btn-loading {
  position: relative;
  pointer-events: none;
}

.btn-loading::after {
  content: '';
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  border: 2px solid rgba(0,0,0,0.3);
  border-top-color: #000;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

/* ── Referral Section ────────────────────────────────────── */
.ref-box {
  background: rgba(0,212,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ref-url {
  flex: 1;
  font-family: 'Courier New', monospace;
  font-size: 0.82rem;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
  transition: all var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.copy-btn:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.copy-btn.copied {
  border-color: var(--green);
  color: var(--green);
}

/* ── Section Divider ─────────────────────────────────────── */
.section-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ── Animations ──────────────────────────────────────────── */
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0,255,136,0.4); }
  50%       { box-shadow: 0 0 0 6px rgba(0,255,136,0); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes slide-in-up {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 10px rgba(0,212,255,0.2); }
  50%       { box-shadow: 0 0 25px rgba(0,212,255,0.5); }
}

.animate-glow { animation: glow-pulse 2.5s ease-in-out infinite; }

/* ── Responsive — Mobile First ──────────────────────────── */
@media (max-width: 991.98px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: 8px 0 40px rgba(0,0,0,0.6);
  }

  .main-content {
    margin-left: 0;
    padding: calc(var(--topbar-h) + 1.25rem) 1rem 1.25rem;
  }
}

@media (max-width: 575.98px) {
  .main-content { padding: calc(var(--topbar-h) + 1rem) 0.75rem 1rem; }
  .stat-card    { padding: 1.1rem; }
  .stat-value   { font-size: 1.25rem; }
  .wallet-card-balance { font-size: 1.2rem; }
  .hero-stats   { gap: 1rem; }
}

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(0,212,255,0.2);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(0,212,255,0.4); }

/* ── Utilities ───────────────────────────────────────────── */
.border-blue   { border-color: var(--blue) !important; }
.border-glow   { border-color: var(--border-glow) !important; }
.bg-dark-card  { background: var(--bg-card) !important; }
.rounded-12    { border-radius: var(--radius) !important; }