:root {
  --bg-gradient-start: #0a0e27;
  --bg-gradient-end: #1a1033;
  --panel: rgba(17, 24, 39, 0.8);
  --panel-hover: rgba(30, 41, 59, 0.95);
  --text: #f8fafc;
  --text-secondary: #cbd5e1;
  --muted: #94a3b8;
  --accent: #a78bfa;
  --accent-bright: #c4b5fd;
  --border: rgba(148, 163, 184, 0.15);
  --row-hover: rgba(139, 92, 246, 0.1);
  --gold-bg: linear-gradient(135deg, rgba(251, 191, 36, 0.15), rgba(245, 158, 11, 0.1));
  --silver-bg: linear-gradient(135deg, rgba(203, 213, 225, 0.15), rgba(148, 163, 184, 0.1));
  --bronze-bg: linear-gradient(135deg, rgba(251, 146, 60, 0.15), rgba(234, 88, 12, 0.1));
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  margin: 0;
  background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
  background-attachment: fixed;
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  font-size: 15px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  background: var(--panel);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.topbar__left { 
  display: flex; 
  align-items: center; 
  gap: 16px; 
}

.topbar__right { 
  display: flex; 
  align-items: center; 
  gap: 20px;
  font-size: 14px;
}

.app-title { 
  font-size: 28px; 
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-bright) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.app-title::before {
  content: "🏆 ";
  -webkit-text-fill-color: var(--accent-bright);
}

.muted { 
  color: var(--muted);
  font-size: 14px;
}

.link { 
  color: var(--accent-bright);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s ease;
  position: relative;
}

.link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-bright);
  transition: width 0.3s ease;
}

.link:hover::after {
  width: 100%;
}

.controls {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin: 24px 0 16px;
}

.control input[type="search"],
.control select {
  background: var(--panel);
  backdrop-filter: blur(8px);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 14px;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  min-width: 200px;
}

.control input[type="search"]:focus,
.control select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.2), var(--shadow-sm);
  transform: translateY(-1px);
}

.control input[type="search"]::placeholder {
  color: var(--muted);
}

.control button {
  background: linear-gradient(135deg, var(--accent) 0%, #8b5cf6 100%);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 12px 24px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  font-size: 14px;
}

.control button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background: linear-gradient(135deg, var(--accent-bright) 0%, var(--accent) 100%);
}

.control button:active {
  transform: translateY(0);
}

.table-wrap { 
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  background: var(--panel);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-lg);
  animation: fadeInUp 0.6s ease;
}

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

table.table { 
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

thead th {
  text-align: left;
  font-weight: 700;
  padding: 18px 16px;
  border-bottom: 2px solid var(--border);
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.15) 0%, rgba(139, 92, 246, 0.05) 100%);
  position: sticky;
  top: 0;
  z-index: 10;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
}

thead th:hover {
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.25) 0%, rgba(139, 92, 246, 0.1) 100%);
  color: var(--accent-bright);
}

tbody td { 
  padding: 16px;
  border-bottom: 1px solid var(--border);
  transition: all 0.2s ease;
  font-size: 14px;
}

tbody tr {
  transition: all 0.3s ease;
}

tbody tr:hover { 
  background: var(--row-hover);
  transform: scale(1.01);
}

/* Sıralama göstergeleri */
th[aria-sort="ascending"]::after,
th[aria-sort="descending"]::after {
  content: '';
  display: inline-block;
  margin-left: 8px;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  transition: all 0.2s ease;
}

th[aria-sort="ascending"]::after { 
  border-bottom: 6px solid var(--accent-bright);
}

th[aria-sort="descending"]::after { 
  border-top: 6px solid var(--accent-bright);
}

/* İlk 3 vurgusu - modernize edildi */
tr.rank-1 { 
  background: var(--gold-bg);
  border-left: 4px solid #fbbf24;
}

tr.rank-2 { 
  background: var(--silver-bg);
  border-left: 4px solid #cbd5e1;
}

tr.rank-3 { 
  background: var(--bronze-bg);
  border-left: 4px solid #fb923c;
}

tr.rank-1:hover,
tr.rank-2:hover,
tr.rank-3:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}

td.rank-cell { 
  font-weight: 800;
  font-size: 16px;
  color: var(--accent-bright);
}

.footer { 
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  gap: 16px;
  flex-wrap: wrap;
}

.disclaimer { 
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.visually-hidden { 
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

#summaryStats {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
  .topbar {
    flex-direction: column;
    gap: 12px;
    padding: 16px;
  }
  
  .topbar__left,
  .topbar__right {
    width: 100%;
    justify-content: center;
  }
  
  .app-title {
    font-size: 24px;
  }
  
  .container {
    padding: 16px;
  }
  
  thead th:nth-child(3),
  thead th:nth-child(4) { 
    display: none;
  }
  
  tbody td:nth-child(3),
  tbody td:nth-child(4) { 
    display: none;
  }
  
  .control input[type="search"],
  .control select {
    min-width: 100%;
  }
}

/* Pulse animasyonu - yükleme sırasında */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.loading {
  animation: pulse 1.5s ease-in-out infinite;
}