/* =============================================
   LoLStatsHub – Global Styles
   Dark Gaming Theme: Navy / Black / Purple
   ============================================= */

:root {
  --bg-primary:    #0a0e1a;
  --bg-secondary:  #0d1224;
  --bg-card:       #111827;
  --bg-card-hover: #1a2236;
  --bg-sidebar:    #0b0f1e;

  --border:        #1e2a42;
  --border-light:  #263352;

  --text-primary:  #e8eaf6;
  --text-secondary:#8b9cc8;
  --text-muted:    #4a5578;

  --accent-blue:   #3b82f6;
  --accent-purple: #8b5cf6;
  --accent-teal:   #06b6d4;
  --accent-gold:   #f59e0b;
  --accent-green:  #10b981;
  --accent-red:    #ef4444;

  --glow-blue:     0 0 20px rgba(59,130,246,0.25);
  --glow-purple:   0 0 20px rgba(139,92,246,0.25);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 30px rgba(59,130,246,0.15);

  --sidebar-width: 240px;
  --header-height: 64px;

  --font-main: 'Inter', sans-serif;
  --font-heading: 'Rajdhani', sans-serif;

  --transition: 0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-blue); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  color: #fff;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(59,130,246,0.4);
}
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}
.btn-outline:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}
.btn-large {
  padding: 14px 28px;
  font-size: 1rem;
}
.btn-sm {
  padding: 6px 14px;
  font-size: 0.8rem;
}
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

/* ---- Cards ---- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: all var(--transition);
}
.card:hover {
  border-color: var(--border-light);
  box-shadow: var(--shadow-card);
}

/* ---- Badges ---- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-blue   { background: rgba(59,130,246,0.15); color: var(--accent-blue); }
.badge-purple { background: rgba(139,92,246,0.15); color: var(--accent-purple); }
.badge-green  { background: rgba(16,185,129,0.15); color: var(--accent-green); }
.badge-red    { background: rgba(239,68,68,0.15);  color: var(--accent-red); }
.badge-gold   { background: rgba(245,158,11,0.15); color: var(--accent-gold); }
.badge-teal   { background: rgba(6,182,212,0.15);  color: var(--accent-teal); }

/* ---- Win/Loss Tags ---- */
.tag-win  { color: var(--accent-green); font-weight: 700; }
.tag-loss { color: var(--accent-red);   font-weight: 700; }

/* ---- Progress Bar ---- */
.progress-bar {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
  transition: width 0.8s ease;
}

/* ---- Gradient Text ---- */
.gradient-text {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- Section badge ---- */
.section-badge {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(139,92,246,0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(139,92,246,0.3);
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

/* ---- Sidebar Layout ---- */
.app-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0; left: 0; bottom: 0;
  overflow-y: auto;
  z-index: 100;
  display: flex;
  flex-direction: column;
}

.sidebar-logo {
  padding: 20px 20px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
}
.sidebar-logo-icon {
  font-size: 1.4rem;
}
.sidebar-logo-text {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}
.sidebar-logo-text span { color: var(--accent-blue); }

/* ── Shared Logo ── */
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-text {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}
.logo-accent { color: var(--accent-blue); }

.sidebar-section {
  padding: 16px 12px 8px;
}
.sidebar-section-label {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-muted);
  padding: 0 8px;
  margin-bottom: 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.nav-item:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}
.nav-item.active {
  background: rgba(59,130,246,0.15);
  color: var(--accent-blue);
  border: 1px solid rgba(59,130,246,0.2);
}
.nav-item .nav-icon { font-size: 1rem; width: 20px; text-align: center; }
.nav-item .nav-badge {
  margin-left: auto;
  background: var(--accent-purple);
  color: #fff;
  font-size: 0.65rem;
  padding: 1px 6px;
  border-radius: 99px;
}

.sidebar-footer {
  margin-top: auto;
  padding: 16px 12px;
  border-top: 1px solid var(--border);
}
.sidebar-profile {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
}
.sidebar-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.8rem; color: #fff;
  flex-shrink: 0;
}
.sidebar-profile-info { flex: 1; min-width: 0; }
.sidebar-profile-name {
  font-size: 0.8rem; font-weight: 600; color: var(--text-primary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sidebar-profile-rank { font-size: 0.7rem; color: var(--accent-gold); }

/* ---- Main Content ---- */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.page-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}
.page-header-left { display: flex; flex-direction: column; gap: 2px; }
.page-header h1 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}
.page-header-breadcrumb { font-size: 0.75rem; color: var(--text-muted); }
.page-header-actions { display: flex; align-items: center; gap: 10px; }

.page-body {
  padding: 24px 28px;
  flex: 1;
}

/* ---- Stat Cards Grid ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.stat-card.blue::before   { background: linear-gradient(90deg, var(--accent-blue), transparent); }
.stat-card.purple::before { background: linear-gradient(90deg, var(--accent-purple), transparent); }
.stat-card.teal::before   { background: linear-gradient(90deg, var(--accent-teal), transparent); }
.stat-card.gold::before   { background: linear-gradient(90deg, var(--accent-gold), transparent); }
.stat-card.green::before  { background: linear-gradient(90deg, var(--accent-green), transparent); }
.stat-card.red::before    { background: linear-gradient(90deg, var(--accent-red), transparent); }
.stat-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.stat-card-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  margin-bottom: 12px;
}
.stat-card.blue   .stat-card-icon { background: rgba(59,130,246,0.15); }
.stat-card.purple .stat-card-icon { background: rgba(139,92,246,0.15); }
.stat-card.teal   .stat-card-icon { background: rgba(6,182,212,0.15); }
.stat-card.gold   .stat-card-icon { background: rgba(245,158,11,0.15); }
.stat-card.green  .stat-card-icon { background: rgba(16,185,129,0.15); }
.stat-card.red    .stat-card-icon { background: rgba(239,68,68,0.15); }

.stat-card-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.stat-card-value {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}
.stat-card-sub {
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin-top: 4px;
}
.stat-card-change {
  font-size: 0.72rem;
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 3px;
}
.stat-card-change.up   { color: var(--accent-green); }
.stat-card-change.down { color: var(--accent-red); }

/* ---- Section headings ---- */
.section-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.section-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 18px;
  background: linear-gradient(180deg, var(--accent-blue), var(--accent-purple));
  border-radius: 2px;
}

.section-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  :root { --sidebar-width: 200px; }
}

@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .page-body { padding: 16px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
}