/* ---------- Layout: reset, body, header, footer, controls ---------- */

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 2rem 1rem;
  transition: background 0.2s, color 0.2s;
}

.container { max-width: 860px; margin: 0 auto; }

header {
  text-align: center;
  margin-bottom: 2.5rem;
  position: relative;
}

header h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-strong);
  letter-spacing: -0.02em;
}

header h1 span { color: var(--accent); }

.location-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.25rem 0.8rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.flag-icon {
  height: 0.95em;
  width: auto;
  border-radius: 2px;
  display: block;
}

.last-update {
  font-size: 0.78rem;
  color: var(--text-faint);
  margin-top: 0.4rem;
}

.settings-btn,
.hub-back-btn {
  position: absolute;
  top: 0;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  font-family: inherit;
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
}
.settings-btn  { right: 0; }
.hub-back-btn  { left: 0; }
.settings-btn:hover,
.hub-back-btn:hover {
  color: var(--text);
  background: var(--surface);
}
.settings-btn svg,
.hub-back-btn svg { display: block; }

footer {
  text-align: center;
  margin-top: 2.5rem;
  font-size: 0.78rem;
  color: var(--footer);
}
footer a { color: var(--accent); text-decoration: none; }

/* Skeletons — bis zum ersten erfolgreichen Load */
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.is-loading .skeleton-target {
  color: transparent !important;
  background: linear-gradient(
    90deg,
    var(--surface) 0%,
    var(--surface-hover) 50%,
    var(--surface) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite linear;
  border-radius: 6px;
  -webkit-user-select: none;
  user-select: none;
  display: inline-block;
  min-width: 3ch;
}

.is-loading .stat-card .value,
.is-loading .location-badge,
.is-loading .last-update {
  color: transparent !important;
  background: linear-gradient(
    90deg,
    var(--surface) 0%,
    var(--surface-hover) 50%,
    var(--surface) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite linear;
  border-radius: 6px;
  -webkit-user-select: none;
  user-select: none;
}
.is-loading .location-badge { border-color: transparent; }
.is-loading .flag-icon      { visibility: hidden; }
.is-loading .status-banner  { opacity: 0.6; }