/* Modern Premium Teacher Ranking Style */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@400;600;700&display=swap');

:root {
  --primary: #6366f1;
  --secondary: #8b5cf6;
  --accent: #ec4899;
  --background: #f8fafc;
  --surface: rgba(255, 255, 255, 0.85);
  --item-bg: #ffffff;
  --border: rgba(226, 232, 240, 0.8);
  --text: #1e293b;
  --text-light: #64748b;
  --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --radius: 12px;
  --table-header-bg: #f1f5f9;
}

[data-theme="dark"] {
  --background: #0f172a;
  --surface: rgba(30, 41, 59, 0.85);
  --item-bg: #1e293b;
  --border: rgba(51, 65, 85, 0.8);
  --text: #f1f5f9;
  --text-light: #94a3b8;
  --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
  --table-header-bg: #1e293b;
}

body {
  background-color: var(--background);
  color: var(--text);
  transition: background-color 0.3s ease, color 0.3s ease;
}

.wp-teacher-ranking-app {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  max-width: 1000px; /* Increased to fit more columns */
  margin: 2rem auto;
  padding: 2rem;
  background-image: 
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.05) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(236, 72, 153, 0.05) 0px, transparent 50%);
  min-height: 100vh;
}

.ranking-card {
  background: var(--surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  margin-bottom: 2rem;
  transition: transform 0.2s ease, background 0.3s ease;
}

.ranking-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.ranking-header h1 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 2.25rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.ranking-header p {
  color: var(--text-light);
  font-size: 1.1rem;
}

/* Drag & Drop List */
.sortable-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sortable-item {
  background: var(--item-bg);
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1rem;
  cursor: grab;
  position: relative;
  transition: all 0.2s ease-in-out;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.sortable-item:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.sortable-item:active {
  cursor: grabbing;
}

.sortable-item .rank-number {
  min-width: 32px;
  height: 32px;
  background: var(--background);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--primary);
}

.sortable-item .drag-handle {
  color: var(--text-light);
  cursor: grab;
  font-size: 1.25rem;
}

.teacher-name {
  font-weight: 500;
  font-size: 1.05rem;
}

.teacher-meta {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-left: auto;
  text-align: right;
}

/* Sortable Ghost and Chosen styling */
.sortable-ghost {
  opacity: 0.2;
  background: var(--primary);
}

.sortable-chosen {
  background: var(--background);
  border: 1px dashed var(--primary);
}

/* Tab Panel Styling */
.tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
  overflow-x: auto;
}

.tab-btn {
  background: none;
  border: none;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-weight: 600;
  color: var(--text-light);
  border-radius: var(--radius);
  transition: all 0.2s;
  white-space: nowrap;
}

.tab-btn.active {
  color: var(--primary);
  background: rgba(99, 102, 241, 0.1);
}

.summary-tab {
  border: 2px solid var(--primary) !important;
  color: var(--primary);
}

/* Theme Toggle */
.theme-toggle-btn {
  display: flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: var(--shadow);
}

.theme-toggle-btn:hover {
  transform: scale(1.05);
  border-color: var(--primary);
}

/* Result Table */
.result-table {
  width: 100%;
  border-collapse: collapse;
}

.result-table th {
  text-align: left;
  padding: 1rem;
  background: var(--table-header-bg);
  color: var(--text-light);
  font-weight: 600;
  font-size: 0.9rem;
}

.result-table th, .result-table td {
  padding: 1rem 0.5rem;
  border-bottom: 1px solid var(--border);
}

.result-row:last-child td {
  border-bottom: none;
}

.badge-rank {
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-block;
}

.rank-1 { background: #fef3c7; color: #92400e; }
.rank-2 { background: #f1f5f9; color: #475569; }
.rank-3 { background: #fff7ed; color: #9a3412; }

/* Buttons */
.print-btn {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
}

.print-btn:hover {
  opacity: 0.9;
}

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

/* Utilities */
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.text-indigo-700 { color: #6366f1; }
.text-pink-600 { color: #ec4899; }
.overflow-x-auto { overflow-x: auto; }

@media print {
    .tabs, .ranking-header, .theme-toggle-btn, .print-btn { display: none !important; }
    .wp-teacher-ranking-app { margin: 0; padding: 0; max-width: 100%; }
    .ranking-card { box-shadow: none; border: none; padding: 0; background: white !important; }
    .result-table { font-size: 10pt; }
    .result-table th { background: #eee !important; color: black !important; }
    .badge-rank { border: 1px solid #ccc; }
}