:root {
  color-scheme: dark;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  padding: 18px;
  background: #09090b;
  color: #fff;
}
.card {
  width: min(760px, 100%);
  margin: 0 auto;
  padding: 22px;
  border-radius: 22px;
  background: #1b1b1e;
  box-shadow: 0 12px 40px #0008;
}
h1 { margin: 0 0 12px; }
h2 { margin: 24px 0 10px; font-size: 1.1rem; }
.subtitle, .small { color: #b6b6bc; }
.small { font-size: .86rem; line-height: 1.45; }
label {
  display: block;
  margin: 14px 0 6px;
  color: #d5d5da;
}
input, select, button {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  border-radius: 13px;
  font: inherit;
}
input, select {
  border: 1px solid #45454b;
  background: #101012;
  color: #fff;
}
.notice {
  margin: 10px 0 0;
  padding: 10px 12px;
  border-radius: 10px;
  background: #30280f;
  color: #e4d39c;
}
button {
  margin-top: 18px;
  border: 0;
  background: #ff5a00;
  color: #fff;
  font-weight: 800;
  cursor: pointer;
}
button:hover { filter: brightness(1.08); }
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.success, .warning {
  margin: 16px 0;
  padding: 12px;
  border-radius: 12px;
}
.success { background: #0e4225; }
.warning { background: #4a3810; }
.chart {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
}
a { color: #ff8a4b; }
details {
  margin-top: 20px;
  padding: 12px;
  border: 1px solid #3c3c42;
  border-radius: 12px;
}
pre {
  overflow: auto;
  white-space: pre-wrap;
  color: #bbb;
}
@media (max-width: 560px) {
  body { padding: 8px; }
  .card { padding: 18px; border-radius: 18px; }
  .grid { grid-template-columns: 1fr; gap: 0; }
}


h3 {
  margin: 18px 0 8px;
  font-size: .95rem;
  color: #ddd;
}
.debug-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.debug-image {
  display: block;
  width: 100%;
  max-height: 520px;
  object-fit: contain;
  border-radius: 10px;
  background: #0d0d0f;
  border: 1px solid #36363c;
}
.pixelated {
  image-rendering: pixelated;
}
.region-debug {
  margin-top: 12px;
  background: #141416;
}
@media (max-width: 560px) {
  .debug-grid { grid-template-columns: 1fr; }
}


.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(0, 0, 0, .78);
  backdrop-filter: blur(5px);
}
.loading-overlay[hidden] {
  display: none;
}
.loading-box {
  width: min(460px, 100%);
  padding: 24px;
  border-radius: 18px;
  background: #1b1b1e;
  box-shadow: 0 16px 50px #000a;
}
.loading-box h2 {
  margin: 0 0 8px;
}
.progress-track {
  width: 100%;
  height: 14px;
  margin-top: 18px;
  overflow: hidden;
  border-radius: 999px;
  background: #34343a;
}
.progress-bar {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: #ff5a00;
  transition: width .28s ease;
}
.progress-text {
  margin-top: 8px;
  text-align: right;
  color: #bbb;
  font-weight: 700;
}


.error-box {
  margin: 14px 0;
  padding: 12px;
  border-radius: 12px;
  background: #551c1c;
  color: #ffd4d4;
}
.strava-status {
  display: grid;
  gap: 6px;
  margin: 14px 0 18px;
  padding: 12px;
  border: 1px solid #3d3d43;
  border-radius: 12px;
  background: #111114;
}
.inline-button,
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 16px;
  border-radius: 12px;
  background: #fc4c02;
  color: #fff;
  font-weight: 800;
  text-decoration: none;
}
.action-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 4px;
}
.action-grid button {
  margin-top: 18px;
}
.strava-button {
  background: #fc4c02;
}
button:disabled {
  cursor: not-allowed;
  opacity: .55;
}
.secondary-link {
  display: block;
  margin-top: 18px;
  color: #ff8a4b;
}
.narrow-card {
  width: min(480px, 100%);
}
.logout-link {
  margin-top: 24px;
  text-align: right;
}
.indeterminate-track {
  width: 100%;
  height: 14px;
  margin-top: 18px;
  overflow: hidden;
  border-radius: 999px;
  background: #34343a;
}
.indeterminate-bar {
  width: 35%;
  height: 100%;
  border-radius: inherit;
  background: #fc4c02;
  animation: loading-slide 1.15s infinite ease-in-out;
}
@keyframes loading-slide {
  0% { transform: translateX(-110%); }
  100% { transform: translateX(320%); }
}
@media (max-width: 560px) {
  .action-grid { grid-template-columns: 1fr; gap: 0; }
}