:root {
  --bg: #0f1117;
  --bg-card: #1a1d27;
  --bg-card-hover: #22263a;
  --bg-header: #12152b;
  --accent: #073abb;
  --accent-light: #1d50e8;
  --cheap: #16a34a;
  --cheap-bg: #052e16;
  --medium: #ca8a04;
  --medium-bg: #1c1400;
  --expensive: #dc2626;
  --expensive-bg: #2d0c0c;
  --none: #374151;
  --none-bg: #111827;
  --text: #e5e7eb;
  --text-muted: #9ca3af;
  --border: #2d3148;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(0,0,0,0.4);
}

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

html { overflow-x: hidden; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  max-width: 100vw;
}

/* HEADER */
header {
  background: var(--bg-header);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
  box-shadow: var(--shadow);
  transition: transform 0.28s ease;
}

header.header-hidden {
  transform: translateY(-100%);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.logo { font-size: 2rem; }

.header-title h1 {
  font-size: 1.4rem;
  font-weight: 700;
  background: linear-gradient(135deg, #fff 0%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.header-title .route {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.controls {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.controls label { font-size: 0.85rem; color: var(--text-muted); }

.controls select {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 0.85rem;
  cursor: pointer;
}

.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 7px 14px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.2s;
}
.btn:hover { background: var(--accent-light); }
.btn-fetch {
  background: #065f46;
  border: 1px solid #10b981;
  color: #6ee7b7;
}
.btn-fetch:hover { background: #064e3b; }
.btn-fetch:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.btn-secondary:hover { background: var(--bg-card-hover); color: var(--text); }

/* MAIN — padding-top wird per JS gesetzt (= Header-Höhe) */
main {
  flex: 1;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  padding: 24px;
}

/* LOADING */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 60px;
  color: var(--text-muted);
}
.spinner {
  width: 40px; height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ERROR */
.error-box {
  background: var(--expensive-bg);
  border: 1px solid var(--expensive);
  border-radius: var(--radius);
  padding: 16px 20px;
  color: #fca5a5;
  margin-bottom: 20px;
}

/* LEGEND */
.legend {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.legend-item { display: flex; align-items: center; gap: 6px; }
.dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.dot-cheap { background: var(--cheap); }
.dot-medium { background: var(--medium); }
.dot-expensive { background: var(--expensive); }
.dot-none { background: var(--none); }

/* SUMMARY BAR */
.summary-bar {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.summary-item {
  flex: 1;
  min-width: 180px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
}
.summary-label { display: block; font-size: 0.78rem; color: var(--text-muted); margin-bottom: 4px; }
.summary-value { font-size: 1.1rem; font-weight: 600; color: var(--cheap); }

/* HIDDEN */
.hidden { display: none !important; }

/* MONTH BLOCKS */
.month-block {
  margin-bottom: 32px;
}

.month-heading {
  font-size: 1.2rem;
  font-weight: 700;
  color: #c7d2fe;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

/* TABLE */
.price-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.price-table thead {
  background: var(--bg-header);
}

.price-table th {
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.price-table th.col-out { color: #6ee7b7; }
.price-table th.col-in  { color: #93c5fd; }

.price-table td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  white-space: nowrap;
}

.price-table tr:last-child td { border-bottom: none; }

.price-table tr:hover td { background: var(--bg-card-hover); }

.price-table tr.past td { opacity: 0.35; }

.price-table tr.today td { background: rgba(7,58,187,0.12); }

/* DATE cell */
.td-date {
  font-weight: 600;
  color: var(--text);
  min-width: 110px;
}
.td-weekday {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
}
.td-daynum {
  font-size: 1rem;
}

/* FLIGHTS CELL */
.td-flights {
  vertical-align: top;
}

/* PRICE CHIPS */
.price-chip {
  display: inline-flex;
  flex-direction: column;
  border-radius: 6px;
  padding: 4px 10px;
  font-weight: 600;
  font-size: 0.85rem;
  margin: 2px 2px 2px 0;
  vertical-align: top;
  min-width: 110px;
}

.price-chip.cheap     { background: var(--cheap-bg); color: var(--cheap); }
.price-chip.medium    { background: var(--medium-bg); color: var(--medium); }
.price-chip.expensive { background: var(--expensive-bg); color: var(--expensive); }
.price-chip.none      { background: var(--none-bg); color: var(--none); font-weight: 400; font-size: 0.8rem; }
.price-chip.sold-out  { opacity: 0.5; }

.chip-time  { font-size: 0.78rem; font-weight: 700; }
.chip-price { font-size: 0.92rem; }
.chip-dur   { font-size: 0.68rem; color: var(--text-muted); font-weight: 400; margin-top: 1px; }

.td-link a {
  color: var(--accent-light);
  text-decoration: none;
  font-size: 0.78rem;
}
.td-link a:hover { text-decoration: underline; }


/* ADMIN DEBUG BAR */
.debug-bar {
  background: #0f172a;
  border-bottom: 1px solid var(--border);
  padding: 8px 16px;
  font-size: 0.78rem;
}
.debug-bar-main {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.debug-bar-title { font-weight: 600; color: var(--text-muted); white-space: nowrap; }
.debug-bar-status { color: var(--text-muted); flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.debug-bar-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.debug-bar-manual {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.debug-bar-manual textarea {
  width: 100%; height: 70px; padding: 7px 10px; resize: vertical;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); font-size: 0.72rem;
  font-family: monospace; box-sizing: border-box; margin-top: 6px;
}
.debug-bar .action-status { margin-top: 6px; font-size: 0.75rem; color: var(--text-muted); }

/* USER CHIP */
.user-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 4px 10px 4px 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
}
.user-chip-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  padding: 0 2px;
  transition: color 0.15s;
}
.user-chip-link:hover { color: var(--text); }
.user-chip-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 0 2px;
  line-height: 1;
  transition: color 0.15s;
}
.user-chip-btn:hover { color: var(--expensive); }

/* LOGIN OVERLAY */
.login-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-overlay .login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  width: 100%;
  max-width: 380px;
}
.login-overlay .brand { text-align: center; margin-bottom: 28px; }
.login-overlay .plane { font-size: 2.8rem; }
.login-overlay .brand h1 {
  font-size: 1.15rem; font-weight: 700; margin-top: 8px;
  background: linear-gradient(135deg, #fff 0%, #a5b4fc 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.login-overlay .brand p { font-size: 0.78rem; color: var(--text-muted); margin-top: 4px; }
.login-overlay .form-group { margin-bottom: 14px; }
.login-overlay .form-group label { display: block; font-size: 0.82rem; color: var(--text-muted); margin-bottom: 6px; }
.login-overlay .form-group input {
  width: 100%; padding: 10px 12px;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); font-size: 0.9rem;
  box-sizing: border-box;
}
.login-overlay .form-group input:focus { outline: none; border-color: var(--accent-light); }
.login-overlay .btn-full { width: 100%; padding: 11px; font-size: 0.95rem; margin-top: 6px; }
.login-overlay .login-error { color: #fca5a5; font-size: 0.82rem; margin-top: 10px; display: none; text-align: center; }
.login-overlay .footer-links { display: flex; justify-content: space-between; margin-top: 20px; font-size: 0.78rem; }
.login-overlay .footer-links a { color: var(--accent-light); text-decoration: none; }
.login-overlay .footer-links a:hover { text-decoration: underline; }
.login-overlay .forgot-wrap { text-align: right; margin-top: -6px; margin-bottom: 14px; font-size: 0.78rem; }
.login-overlay .forgot-wrap a { color: var(--text-muted); text-decoration: none; }
.login-overlay .forgot-wrap a:hover { color: var(--accent-light); }
.login-overlay .msg-box { display:none; padding: 10px 14px; border-radius: 8px; font-size: 0.82rem; margin-bottom: 16px; text-align: center; }

/* UPDATE BANNER */
.update-banner {
  background: #1a2e05;
  border-top: 2px solid #4ade80;
  border-bottom: 1px solid #166534;
  color: #86efac;
  text-align: center;
  padding: 10px 20px;
  font-size: 0.88rem;
  position: sticky;
  bottom: 0;
  z-index: 99;
}
.update-banner a { color: #4ade80; }

/* FOOTER */
footer {
  background: var(--bg-header);
  border-top: 1px solid var(--border);
  padding: 14px 24px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
}
footer a { color: var(--accent-light); text-decoration: none; }
.version-line { margin-top: 4px; font-size: 0.72rem; color: #4b5563; }

/* ── MOBILE ─────────────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  /* Header kompakter */
  header { padding: 10px 14px; }
  .logo { font-size: 1.4rem; }
  .header-title h1 { font-size: 1.05rem; }
  .header-title .route { font-size: 0.75rem; }
  .header-inner { gap: 8px; }

  /* Controls: horizontal scroll statt Umbruch */
  .controls {
    width: 100%;
    margin-left: 0;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 6px;
    padding-bottom: 2px;
  }
  .controls::-webkit-scrollbar { display: none; }
  .controls label { white-space: nowrap; font-size: 0.8rem; }
  .controls select { font-size: 0.8rem; padding: 5px 7px; }
  .btn { padding: 6px 10px; font-size: 0.8rem; white-space: nowrap; }

  /* Hauptbereich */
  main { padding: 10px; }

  /* Summary: 2-Spalten-Grid */
  .summary-bar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .summary-item { min-width: 0; padding: 10px 12px; }
  .summary-label { font-size: 0.72rem; }
  .summary-value { font-size: 0.95rem; }

  /* Legende kompakt */
  .legend { gap: 10px; font-size: 0.78rem; padding: 10px 12px; }

  /* Tabelle */
  .price-table th, .price-table td { padding: 6px 6px; }
  .price-table th { font-size: 0.72rem; }

  /* Datum-Spalte schmaler */
  .td-date { min-width: 48px; }
  .td-weekday { font-size: 0.66rem; }
  .td-daynum { font-size: 0.88rem; }

  /* Preis-Chips kompakter */
  .price-chip { min-width: 76px; padding: 3px 7px; font-size: 0.78rem; }
  .chip-time  { font-size: 0.68rem; }
  .chip-price { font-size: 0.84rem; }
  .chip-dur   { font-size: 0.63rem; }

  /* Monats-Überschrift */
  .month-heading { font-size: 1rem; }
}