@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --bg-color: #0f172a; /* Slate 900 */
  --surface-color: rgba(30, 41, 59, 0.7); /* Slate 800 */
  --border-color: rgba(255, 255, 255, 0.1);
  --text-primary: #f8fafc; /* Slate 50 */
  --text-secondary: #94a3b8; /* Slate 400 */
  --accent-color: #3b82f6; /* Blue 500 */
  --accent-hover: #2563eb; /* Blue 600 */
  --input-bg: rgba(15, 23, 42, 0.6);
  --input-border: rgba(148, 163, 184, 0.2);
  --input-focus: #60a5fa; /* Blue 400 */
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: var(--bg-color);
  background-image: 
    radial-gradient(circle at 15% 50%, rgba(59, 130, 246, 0.15), transparent 25%),
    radial-gradient(circle at 85% 30%, rgba(16, 185, 129, 0.15), transparent 25%);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem;
}

h2 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #c084fc 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  text-shadow: 0px 4px 30px rgba(129, 140, 248, 0.4);
  letter-spacing: -0.03em;
  text-transform: tracking;
}

.container {
  display: flex;
  gap: 2rem;
  width: 100%;
  max-width: 1300px;
  justify-content: center;
  align-items: flex-start;
}

.controls {
  background: var(--surface-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  width: 320px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 1.25rem;
}

.controls h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.control-group.inline {
  flex-direction: row;
  align-items: stretch;
  gap: 0.5rem;
}

.control-group.inline input {
  flex: 1;
}

label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

input[type="text"],
select {
  width: 100%;
  height: 46px;
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text-primary);
  padding: 0 1rem;
  border-radius: 8px;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  outline: none;
  appearance: none;
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1rem;
  cursor: pointer;
}

select:focus,
input[type="text"]:focus {
  border-color: var(--input-focus);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2);
}

select option {
  background-color: var(--bg-color);
  color: var(--text-primary);
}

button {
  background-color: var(--accent-color);
  color: #fff;
  border: 1px solid transparent;
  height: 46px;
  padding: 0 1.5rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
  display: inline-flex;
  justify-content: center;
  align-items: center;
}

button:hover:not(:disabled) {
  background-color: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

button:active:not(:disabled) {
  transform: translateY(1px);
}

button:disabled {
  background-color: var(--surface-color);
  color: var(--text-secondary);
  border: 1px solid var(--input-border);
  cursor: not-allowed;
  opacity: 0.6;
}

.pitch-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

canvas#pitch {
  background: var(--surface-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  cursor: crosshair;
}

.pitch-filters {
  display: flex;
  gap: 2rem;
  justify-content: center;
  align-items: center;
  background: var(--surface-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 0.85rem 1.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.filter-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.filter-group select {
  width: auto;
  min-width: 160px;
  height: 38px;
  padding: 0 2rem 0 1rem;
  font-size: 0.9rem;
}

.pitch-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  background: var(--surface-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.pitch-actions button {
  flex: 1;
  max-width: 150px;
}

.btn-clear {
  background-color: var(--surface-color) !important; 
  color: var(--text-primary) !important; 
  border: 1px solid var(--border-color) !important;
}


#endLinkBtn {
  background-color: #ef4444; /* red-500 */
  color: #fff;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  position: absolute;
  z-index: 10;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

#endLinkBtn:hover {
  background-color: #dc2626; /* red-600 */
  transform: scale(1.05);
}

/* ── COORDINATES TABLE ─────────────────────────────────────────── */

.coordinates-section {
  width: 100%;
  max-width: 1300px;
  margin-top: 2rem;
  background: var(--surface-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.coordinates-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.coordinates-header h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
}

.coord-subtitle {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-left: 0.4rem;
}

.btn-export {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  height: 40px;
  padding: 0 1.25rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-export:hover {
  background: linear-gradient(135deg, #059669, #047857);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.table-wrapper {
  overflow-x: auto;
  border-radius: 10px;
  border: 1px solid var(--border-color);
}

#eventsTable {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

#eventsTable thead {
  background: rgba(59, 130, 246, 0.15);
  position: sticky;
  top: 0;
}

#eventsTable th {
  padding: 0.75rem 1rem;
  text-align: left;
  color: var(--text-secondary);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

#eventsTable td {
  padding: 0.65rem 1rem;
  color: var(--text-primary);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  white-space: nowrap;
}

#eventsTable tbody tr:last-child td {
  border-bottom: none;
}

#eventsTable tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.03);
}

#eventsTable tbody tr:hover {
  background: rgba(59, 130, 246, 0.08);
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-success {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
}

.badge-fail {
  background: rgba(239, 68, 68, 0.2);
  color: #f87171;
}

.no-events-row td {
  text-align: center;
  color: var(--text-secondary);
  padding: 2rem;
  font-style: italic;
}

.coord-cell {
  white-space: normal;
  line-height: 1.8;
}

.coord-node {
  display: inline-block;
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  padding: 0.1rem 0.45rem;
  border-radius: 6px;
  font-family: 'Courier New', monospace;
  font-size: 0.82rem;
}

.coord-arrow {
  color: var(--text-secondary);
  margin: 0 0.15rem;
  font-size: 0.85rem;
}

.coord-node.coord-x {
  background: rgba(59, 130, 246, 0.18);
  color: #93c5fd;
}

.coord-node.coord-y {
  background: rgba(168, 85, 247, 0.18);
  color: #d8b4fe;
}

.coord-empty {
  color: var(--text-secondary);
  opacity: 0.4;
  text-align: center;
}

.coord-more {
  display: inline-block;
  margin-left: 0.4rem;
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-style: italic;
  vertical-align: middle;
}