/* === Theme variables === */
:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --border: #2a2d3a;
  --text: #e1e4ed;
  --text-dim: #8b8fa3;
  --green: #4ade80;
  --red: #f87171;
  --amber: #fbbf24;
  --orange: #fb923c;
  --accent: #34d399;
  --accent-dim: #10b981;
}
[data-theme="light"] {
  --bg: #e8eaef;
  --surface: #ffffff;
  --border: #c2c7d2;
  --text: #1a1d27;
  --text-dim: #555a6e;
  --green: #16a34a;
  --red: #dc2626;
  --amber: #ca8a04;
  --orange: #c2410c;
  --accent: #059669;
  --accent-dim: #047857;
  --bar-track: rgba(0,0,0,0.08);
}

/* === Reset === */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

/* === Logo === */
.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--text-dim);
  margin-bottom: 2rem;
}
.logo svg { margin-right: 0.5rem; }
.logo span { color: var(--accent-dim); }

/* === Theme toggle === */
.theme-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-dim);
  font-size: 1.1rem;
  transition: border-color 0.2s ease, color 0.2s ease;
  z-index: 100;
}
.theme-toggle:hover { border-color: var(--text-dim); color: var(--text); }

/* === Spinner === */
@keyframes spin { to { transform: rotate(360deg); } }
.spinner-lg {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin-bottom: 1rem;
}
.loading-text {
  color: var(--text-dim);
  font-size: 0.95rem;
}

/* === Error === */
.error-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 50vh;
  text-align: center;
}
.error-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.error-text {
  color: var(--red);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
  max-width: 360px;
}
.btn-retry {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.6rem 1.5rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: border-color 0.2s ease;
}
.btn-retry:hover { border-color: var(--text-dim); }

/* === Transitions === */
.fade-enter { opacity: 0; transform: translateY(8px); }
.fade-enter-active { transition: opacity 0.3s ease, transform 0.3s ease; }

/* === Tech link === */
.tech-link {
  display: block;
  text-align: center;
  margin-top: 1.25rem;
  color: var(--text-dim);
  font-size: 0.8rem;
  text-decoration: none;
  transition: color 0.2s ease;
}
.tech-link:hover { color: var(--accent); }