/* LabVerse — Main Stylesheet */
/* Aesthetic: Dark Sci-Fi Lab / Terminal Green + Neon Cyan */

:root {
  --bg:           #060810;
  --bg2:          #0d1117;
  --bg3:          #111827;
  --surface:      #161d2e;
  --surface2:     #1e2a40;
  --border:       #1f2d4a;
  --border2:      #2a3f5f;
  --green:        #00ff88;
  --green-dim:    #00cc6a;
  --cyan:         #00d4ff;
  --cyan-dim:     #0099cc;
  --purple:       #7c3aed;
  --gold:         #f5c518;
  --red:          #ff4455;
  --text:         #e2e8f0;
  --text2:        #94a3b8;
  --text3:        #4a5568;
  --font-display: 'Syne', sans-serif;
  --font-mono:    'Space Mono', monospace;
  --radius:       12px;
  --radius-sm:    6px;
  --glow-green:   0 0 20px rgba(0,255,136,0.3);
  --glow-cyan:    0 0 20px rgba(0,212,255,0.3);
}

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

html { scroll-behavior: smooth; }

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

/* ── Background Grid ───────────────────────────────────────────────────────── */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,255,136,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,255,136,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.scan-line {
  position: fixed;
  top: -100px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0,255,136,0.4), transparent);
  animation: scanDown 8s linear infinite;
  z-index: 1;
  pointer-events: none;
}
@keyframes scanDown { to { top: 110vh; } }

/* ── Particles ─────────────────────────────────────────────────────────────── */
.particles { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--green);
  opacity: 0.2;
  animation: float linear infinite;
}
@keyframes float {
  0% { transform: translateY(0) scale(1); opacity: 0.2; }
  50% { opacity: 0.5; }
  100% { transform: translateY(-80px) scale(0.5); opacity: 0; }
}

/* ── Login Page Layout ─────────────────────────────────────────────────────── */
.login-page { position: relative; }

.hero {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
  max-width: 1400px;
  margin: 0 auto;
  padding: 60px 40px;
  gap: 60px;
  align-items: center;
}

/* ── Hero Left ─────────────────────────────────────────────────────────────── */
.logo-block {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
}
.logo-icon { font-size: 2rem; }
.logo-text {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}
.logo-text em { color: var(--green); font-style: normal; }

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--green), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1rem;
  color: var(--text2);
  line-height: 1.8;
  margin-bottom: 40px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.stats-row {
  display: flex;
  align-items: center;
  gap: 24px;
}
.stat-item { text-align: center; }
.stat-num {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green);
  font-family: var(--font-mono);
}
.stat-lbl { font-size: 0.75rem; color: var(--text3); }
.stat-divider { width: 1px; height: 40px; background: var(--border2); }

/* ── Auth Card ─────────────────────────────────────────────────────────────── */
.hero-right {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-card {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 0 60px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.05);
}

.tab-bar {
  display: flex;
  background: var(--bg3);
  border-radius: var(--radius);
  padding: 4px;
  margin-bottom: 28px;
}
.tab-btn {
  flex: 1;
  padding: 10px;
  border: none;
  background: transparent;
  color: var(--text2);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
}
.tab-btn.active {
  background: var(--surface2);
  color: var(--green);
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.form-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text);
}

/* Google Button */
.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 12px 20px;
  background: #fff;
  color: #222;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s;
  margin-bottom: 20px;
}
.btn-google:hover { background: #f1f3f4; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.3); }

.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text3);
  font-size: 0.8rem;
  margin-bottom: 20px;
}
.divider::before, .divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Form Fields */
.field-group { margin-bottom: 16px; }
.field-group label {
  display: block;
  font-size: 0.8rem;
  color: var(--text2);
  margin-bottom: 6px;
  font-family: var(--font-mono);
}
.field-group input {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field-group input:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(0,255,136,0.1);
}
.field-group input::placeholder { color: var(--text3); }

/* Primary Button */
.btn-primary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 14px 20px;
  background: linear-gradient(135deg, var(--green), var(--cyan));
  color: #000;
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  margin-top: 8px;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--glow-green); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.form-error {
  padding: 10px 14px;
  background: rgba(255,68,85,0.1);
  border: 1px solid var(--red);
  border-radius: var(--radius-sm);
  color: var(--red);
  font-size: 0.85rem;
  margin-bottom: 12px;
  font-family: var(--font-mono);
}
.form-success {
  padding: 10px 14px;
  background: rgba(0,255,136,0.1);
  border: 1px solid var(--green);
  border-radius: var(--radius-sm);
  color: var(--green);
  font-size: 0.85rem;
  margin-bottom: 12px;
  font-family: var(--font-mono);
}

.hidden { display: none !important; }

/* Lab Preview Card */
.lab-preview {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
}
.preview-label {
  font-size: 0.7rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.preview-equipment { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.eq-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text2);
  padding: 4px 0;
}
.eq-locked { opacity: 0.4; }
.eq-tag {
  font-size: 0.7rem;
  padding: 2px 8px;
  background: rgba(0,255,136,0.1);
  color: var(--green);
  border-radius: 20px;
  font-family: var(--font-mono);
}
.eq-tag.locked { background: rgba(255,255,255,0.05); color: var(--text3); }
.preview-balance { font-size: 0.8rem; color: var(--text2); font-family: var(--font-mono); }
.preview-balance strong { color: var(--gold); }

/* Features Strip */
.features-strip {
  position: relative;
  z-index: 10;
  display: flex;
  justify-content: center;
  gap: 0;
  border-top: 1px solid var(--border);
  background: var(--bg2);
}
.feature {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 32px;
  border-right: 1px solid var(--border);
  transition: background 0.2s;
}
.feature:last-child { border-right: none; }
.feature:hover { background: var(--surface); }
.f-icon { font-size: 2rem; }
.feature strong { display: block; font-size: 0.9rem; margin-bottom: 2px; }
.feature small { color: var(--text2); font-size: 0.75rem; }

/* ── GAME PAGE LAYOUT ──────────────────────────────────────────────────────── */
.game-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 220px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
}

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-logo .logo-text { font-size: 1.2rem; }

.sidebar-user {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}
.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green), var(--cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  color: #000;
  overflow: hidden;
  flex-shrink: 0;
}
.user-avatar img { width: 100%; height: 100%; object-fit: cover; }
.user-info { overflow: hidden; }
.user-name { font-size: 0.85rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: 0.7rem; color: var(--text3); font-family: var(--font-mono); }

.sidebar-nav { flex: 1; padding: 12px 0; overflow-y: auto; }
.nav-section-title {
  font-size: 0.65rem;
  color: var(--text3);
  letter-spacing: 0.1em;
  padding: 12px 20px 4px;
  font-family: var(--font-mono);
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  color: var(--text2);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.nav-item:hover { color: var(--text); background: var(--bg3); }
.nav-item.active { color: var(--green); background: rgba(0,255,136,0.06); }
.nav-item .nav-icon { width: 20px; text-align: center; font-size: 1rem; }

.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--border);
}

/* Lab coins display */
.coins-display {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  margin-bottom: 8px;
}
.coins-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  margin-bottom: 4px;
}
.coins-row:last-child { margin-bottom: 0; }
.coins-label { color: var(--text3); font-family: var(--font-mono); }
.coins-value { font-family: var(--font-mono); font-weight: 700; }
.coins-value.lc  { color: var(--gold); }
.coins-value.lab { color: var(--cyan); }

/* Main content */
.main-content {
  margin-left: 220px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.top-bar {
  height: 60px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 50;
}
.page-title { font-size: 1.1rem; font-weight: 700; }
.top-bar-actions { display: flex; align-items: center; gap: 12px; }

.btn-sm {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid var(--border2);
  background: var(--surface2);
  color: var(--text);
}
.btn-sm:hover { border-color: var(--green); color: var(--green); }
.btn-sm.primary { background: var(--green); color: #000; border-color: var(--green); }
.btn-sm.primary:hover { box-shadow: var(--glow-green); }

.content-area {
  flex: 1;
  padding: 28px;
  overflow-y: auto;
}

/* Panel Cards */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 20px;
}
.panel-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.panel-title {
  font-size: 0.9rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}
.panel-body { padding: 20px; }

/* Grid layouts */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }

/* Stat Cards */
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--cyan));
}
.stat-card-label { font-size: 0.75rem; color: var(--text3); font-family: var(--font-mono); margin-bottom: 8px; }
.stat-card-value { font-size: 1.8rem; font-weight: 800; font-family: var(--font-mono); }
.stat-card-value.green { color: var(--green); }
.stat-card-value.cyan  { color: var(--cyan); }
.stat-card-value.gold  { color: var(--gold); }
.stat-card-sub { font-size: 0.75rem; color: var(--text2); margin-top: 4px; }

/* Equipment Cards */
.equipment-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  cursor: pointer;
  transition: all 0.2s;
}
.equipment-card:hover { border-color: var(--green); transform: translateY(-2px); box-shadow: var(--glow-green); }
.eq-tier-badge {
  display: inline-block;
  font-size: 0.65rem;
  padding: 2px 8px;
  border-radius: 20px;
  font-family: var(--font-mono);
  margin-bottom: 8px;
}
.eq-tier-badge.entry    { background: rgba(100,200,100,0.15); color: #6dc87a; }
.eq-tier-badge.advanced { background: rgba(0,212,255,0.15);   color: var(--cyan); }
.eq-tier-badge.high     { background: rgba(124,58,237,0.15);  color: #a78bfa; }
.eq-tier-badge.top      { background: rgba(245,197,24,0.15);  color: var(--gold); }

.eq-name { font-size: 0.9rem; font-weight: 700; margin-bottom: 4px; }
.eq-price { font-family: var(--font-mono); font-size: 0.8rem; color: var(--gold); }
.eq-output { font-family: var(--font-mono); font-size: 0.75rem; color: var(--green); margin-top: 4px; }

/* Staff Cards */
.staff-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.staff-avatar-big {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--surface2), var(--border2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 10px;
}
.staff-name { font-weight: 700; font-size: 0.9rem; margin-bottom: 4px; }
.staff-title { font-size: 0.75rem; color: var(--text2); margin-bottom: 10px; }
.attr-row { display: flex; gap: 6px; flex-wrap: wrap; }
.attr-badge {
  font-size: 0.65rem;
  padding: 2px 8px;
  border-radius: 20px;
  font-family: var(--font-mono);
  background: var(--surface2);
  color: var(--text2);
}

/* Stars rating */
.stars { color: var(--gold); font-size: 0.75rem; }

/* Experiment Progress */
.exp-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 10px;
}
.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
  margin: 10px 0;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--cyan));
  border-radius: 3px;
  transition: width 1s linear;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toast {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 0.875rem;
  min-width: 280px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  animation: slideIn 0.3s ease;
  display: flex;
  align-items: center;
  gap: 10px;
}
.toast.success { border-left: 3px solid var(--green); }
.toast.error   { border-left: 3px solid var(--red); }
.toast.info    { border-left: 3px solid var(--cyan); }
@keyframes slideIn { from { transform: translateX(20px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Checkin Button */
.checkin-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 24px;
  background: linear-gradient(135deg, rgba(0,255,136,0.1), rgba(0,212,255,0.1));
  border: 1px solid var(--green);
  border-radius: var(--radius);
  color: var(--green);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  width: 100%;
}
.checkin-btn:hover { background: rgba(0,255,136,0.15); box-shadow: var(--glow-green); }
.checkin-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.streak-badge {
  margin-left: auto;
  background: var(--green);
  color: #000;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  font-family: var(--font-mono);
}

/* Tables */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left;
  padding: 10px 14px;
  font-size: 0.75rem;
  color: var(--text3);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 12px 14px;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
  color: var(--text2);
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(255,255,255,0.02); }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 20px;
  padding: 32px;
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
}
.modal-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-close { cursor: pointer; color: var(--text3); font-size: 1.5rem; line-height: 1; }
.modal-close:hover { color: var(--text); }

/* Tag / Badge */
.badge {
  display: inline-block;
  font-size: 0.65rem;
  padding: 2px 8px;
  border-radius: 20px;
  font-family: var(--font-mono);
  font-weight: 600;
}
.badge-green  { background: rgba(0,255,136,0.15); color: var(--green); }
.badge-cyan   { background: rgba(0,212,255,0.15);  color: var(--cyan); }
.badge-gold   { background: rgba(245,197,24,0.15); color: var(--gold); }
.badge-red    { background: rgba(255,68,85,0.15);  color: var(--red); }
.badge-purple { background: rgba(124,58,237,0.15); color: #a78bfa; }

/* Responsive */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; padding: 40px 20px; gap: 40px; }
  .features-strip { flex-wrap: wrap; }
  .feature { min-width: 50%; }
  .grid-4 { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .sidebar-logo .logo-text, .nav-item span:not(.nav-icon), .sidebar-user .user-info, .coins-display { display: none; }
  .main-content { margin-left: 60px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* ══════════════════════════════════════════════════════════════
   v2 ADDITIONS — Expansion, Economy, Spectra, Social
   ══════════════════════════════════════════════════════════════ */

/* ── Expansion level card ───────────────────────────────────────────────────── */
.level-progress-bar {
  width: 100%;
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin: 8px 0;
}
.level-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--cyan));
  border-radius: 4px;
  transition: width 0.5s ease;
}

/* ── Room cards grid ────────────────────────────────────────────────────────── */
.room-type-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.room-type-card {
  background: var(--bg3);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
}
.room-type-card:hover { border-color: var(--cyan); transform: translateY(-2px); }
.room-type-card.selected { border-color: var(--green); background: rgba(0,255,136,0.05); }
.room-type-name { font-weight: 700; font-size: 0.85rem; margin-bottom: 4px; }
.room-type-desc { font-size: 0.72rem; color: var(--text2); margin-bottom: 8px; line-height: 1.4; }
.room-type-cost { font-family: var(--font-mono); font-size: 0.75rem; color: var(--gold); }

/* ── Economy dual-currency flow diagram ─────────────────────────────────────── */
.economy-flow {
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  align-items: center;
  gap: 0;
  margin: 16px 0;
}
.flow-col { background: var(--bg3); border-radius: var(--radius); padding: 14px; }
.flow-arrow {
  text-align: center;
  font-size: 1.4rem;
  color: var(--text3);
}
.flow-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 0;
  font-size: 0.78rem;
  color: var(--text2);
  border-bottom: 1px solid var(--border);
}
.flow-item:last-child { border-bottom: none; }
.flow-item-icon { font-size: 0.9rem; flex-shrink: 0; margin-top: 1px; }

/* ── Spectra score radial ────────────────────────────────────────────────────── */
.score-ring-wrap {
  display: flex;
  justify-content: center;
  margin: 16px 0;
}
.score-ring {
  position: relative;
  width: 100px;
  height: 100px;
}
.score-ring svg {
  transform: rotate(-90deg);
}
.score-ring-num {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.3rem;
}
.score-ring-label {
  font-size: 0.6rem;
  color: var(--text3);
  font-family: var(--font-mono);
}

/* ── Sub-score bars ─────────────────────────────────────────────────────────── */
.sub-score-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.sub-score-label { font-size: 0.75rem; color: var(--text2); width: 80px; flex-shrink: 0; }
.sub-score-bar { flex: 1; height: 6px; background: var(--border); border-radius: 3px; overflow: hidden; }
.sub-score-fill { height: 100%; border-radius: 3px; }
.sub-score-fill.baseline   { background: var(--green); }
.sub-score-fill.separation { background: var(--cyan); }
.sub-score-fill.snr        { background: var(--gold); }
.sub-score-num { font-size: 0.72rem; font-family: var(--font-mono); width: 28px; text-align: right; }

/* ── Peer review queue ──────────────────────────────────────────────────────── */
.review-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.review-score-badge {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  flex-shrink: 0;
}
.review-info { flex: 1; }
.review-equip  { font-weight: 700; font-size: 0.85rem; }
.review-author { font-size: 0.75rem; color: var(--text2); }
.review-btns { display: flex; gap: 8px; }

/* ── Social share cards ─────────────────────────────────────────────────────── */
.share-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  transition: border-color 0.15s;
}
.share-card:hover { border-color: var(--border2); }
.share-card-left { display: flex; align-items: center; gap: 12px; }
.share-icon { font-size: 1.4rem; }
.share-desc { font-size: 0.82rem; }
.share-desc strong { display: block; font-size: 0.88rem; margin-bottom: 2px; }
.share-reward { font-size: 0.7rem; color: var(--gold); font-family: var(--font-mono); }

/* ── NFT gallery grid ───────────────────────────────────────────────────────── */
.nft-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.nft-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.2s;
}
.nft-card:hover { border-color: var(--purple); transform: translateY(-3px); box-shadow: 0 0 20px rgba(124,58,237,0.2); }
.nft-card-art {
  height: 120px;
  background: linear-gradient(135deg, var(--surface2), var(--bg3));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  border-bottom: 1px solid var(--border);
}
.nft-card-info { padding: 10px 12px; }
.nft-card-title { font-size: 0.78rem; font-weight: 700; margin-bottom: 3px; }
.nft-card-id { font-size: 0.68rem; color: var(--text3); font-family: var(--font-mono); }

/* ── Wallet connect button ──────────────────────────────────────────────────── */
.wallet-connect-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  background: linear-gradient(135deg, rgba(124,58,237,0.15), rgba(0,212,255,0.08));
  border: 1px solid rgba(124,58,237,0.4);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all 0.2s;
}
.wallet-connect-btn:hover { border-color: var(--purple); box-shadow: 0 0 16px rgba(124,58,237,0.3); }
.wallet-address-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.3);
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--cyan);
}

/* ── Season countdown ────────────────────────────────────────────────────────── */
.season-banner {
  background: linear-gradient(135deg, rgba(0,255,136,0.06), rgba(0,212,255,0.04));
  border: 1px solid rgba(0,255,136,0.2);
  border-radius: var(--radius);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.season-name { font-weight: 700; font-size: 0.95rem; color: var(--green); }
.season-countdown { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text2); }
.season-countdown strong { color: var(--gold); }

/* ── Responsive grid adjustments ────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .grid-4  { grid-template-columns: repeat(2, 1fr); }
  .nft-grid { grid-template-columns: repeat(2, 1fr); }
  .room-type-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .economy-flow { grid-template-columns: 1fr; }
  .flow-arrow   { transform: rotate(90deg); }
  .nft-grid     { grid-template-columns: repeat(2, 1fr); }
  .room-type-grid { grid-template-columns: 1fr; }
  .share-card   { flex-direction: column; align-items: flex-start; gap: 10px; }
}