:root {
  --bg: #0b0f19;
  --panel: #111628;
  --border: rgba(255, 255, 255, 0.08);
  --text: #e7ecf3;
  --muted: #8892a6;
  --accent: #5eead4;
  --accent2: #60a5fa;
  --danger: #ef4444;

  --chip-registered-bg: rgba(34, 197, 94, 0.15);
  --chip-registered-text: #34d399;
  --chip-declined-bg: rgba(239, 68, 68, 0.15);
  --chip-declined-text: #ef4444;
  --chip-pending-bg: rgba(245, 158, 11, 0.18);
  --chip-pending-text: #f59e0b;
}

html,
body {
  height: 100%;
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text);
}

/* Entfernung der Flexbox-Eigenschaften vom Body */
body {
  display: block;
}

/* Formulare und Cards */
.card {
  background-color: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  width: 100%;
  max-width: 400px;
}

.card h1 {
  font-size: 1.5rem;
  margin-top: 0;
  margin-bottom: 1.5rem;
  text-align: center;
  border-bottom: none;
  padding-bottom: 0;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

label {
  display: flex;
  flex-direction: column;
  font-size: 0.9rem;
  color: var(--muted);
  gap: 0.25rem;
}

input,
textarea {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.2s;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--btn-primary);
}

textarea {
  resize: vertical;
  min-height: 100px;
}

button,
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  color: white;
  background-color: var(--btn-primary);
  transition: background-color 0.2s;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
}

button:hover,
.btn:hover {
  background-color: var(--btn-primary-hover);
}

.btn-red {
  background-color: var(--btn-red);
}

.btn-red:hover {
  background-color: var(--btn-red-hover);
}

.btn-yellow {
  background-color: var(--btn-yellow);
}

.btn-yellow:hover {
  background-color: var(--btn-yellow-hover);
}

.small {
  font-size: 0.8rem;
  color: var(--muted);
}

/* Navigationsleiste */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background-color: var(--panel);
  border-bottom: 1px solid var(--border);
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  box-sizing: border-box;
}

.topbar nav {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.topbar nav a {
  text-decoration: none;
  color: var(--btn-primary);
  white-space: nowrap;
}

.topbar nav a:hover {
  text-decoration: underline;
}

/* Haupt-Container */
.container {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
  margin-top: 6rem;
  /* Stellt sicher, dass der Inhalt unter der Topbar beginnt */
}

/* Globale Überschriften-Stile */
h1 {
  font-size: 1.5rem;
  color: var(--text);
  border-bottom: 2px solid var(--border);
  padding-bottom: 0.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 0.5rem;
}

.list-item .flex-col {
  display: flex;
  flex-direction: column;
}

.list-item .flex-col .event-link {
  font-weight: bold;
  color: var(--text);
  text-decoration: none;
}

.list-item .flex-col .muted {
  font-size: 0.9rem;
  color: var(--muted);
}

/* Kalender-Stile */
.calendar-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 1rem 0;
  text-align: center;
}

.calendar-nav .title {
  font-size: 1.25rem;
  font-weight: bold;
}

.month-grid {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--panel);
  table-layout: fixed;
}

.month-grid th {
  padding: 0.75rem;
  text-align: center;
  border: 1px solid var(--border);
  color: var(--muted);
}

.month-grid td {
  position: relative;
  vertical-align: top;
  height: 120px;
  padding: 28px 6px 6px 6px;
  border: 1px solid var(--border);
  position: relative;
}

.month-grid td.empty {
  background-color: #f1f5f9;
}

.day-number {
  position: absolute;
  top: 4px;
  right: 4px;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 6px;
  border: 1px solid var(--border);
  padding: 4px 8px;
}

/* Heutiger Tag im Kalender */
.month-grid td.today .day-number,
.iframe-month-grid td.today .iframe-day-number {
  border-color: var(--accent2);
  color: var(--muted);
  font-weight: 600;
}

/* Event-Chip Stile */
.event-chip-container {
  margin: 24px -10px;
}



.chip:hover {
  background-color: #e0e7ff;
}

.chip.registered {
  background: #dcfce7;
  color: #15803d;
}

.chip.registered:hover {
  background-color: #bbf7d0;
}

/* Stile für event.php */
.event-header {
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border);
  margin-bottom: 1rem;
}

.event-details {
  background-color: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.event-description {
  flex-grow: 1;
}

.event-description h2 {
  font-size: 1.2rem;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
  margin-top: 0;
  margin-bottom: 1rem;
}

.event-description .muted {
  font-size: 1rem;
  margin-bottom: 1.5rem;
  display: block;
}

.event-description .description {
  line-height: 1.6;
  color: var(--text);
}

.event-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.participants-list {
  background-color: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
}

.participants-list h2 {
  font-size: 1.2rem;
  margin-top: 0;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
}

.participants-list ul {
  list-style-type: none;
  padding: 0;
  margin: 0;
}

.participants-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid #f1f5f9;
}

.participants-list li:last-child {
  border-bottom: none;
}

/* Stile für den Admin-Bereich */
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.admin-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.admin-item {
  background-color: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-item-title {
  font-weight: bold;
}

.admin-actions {
  display: flex;
  gap: 0.5rem;
}

/* Stile für den iFrame */
.iframe-h1 {
  font-size: 1.2em;
  margin: 10px auto;
  padding-bottom: 5px;
  border-bottom: 1px solid var(--border);
}

.iframe-container {
  max-width: none;
  padding: 0;
  margin: 10px;
}

.iframe-month-grid th,
.iframe-month-grid td {
  height: 75px;
  padding: 4px;
}

.iframe-day-number {
  position: absolute;
  top: 4px;
  right: 4px;
  font-size: 0.8rem;
  color: var(--muted);
}

.iframe-chip {
  display: inline-flex;
  align-items: center;
  width: 100%;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  box-sizing: border-box;
}


/* === Abi26-GSW Dark Theme Override (generated) === */
html,
body {
  background: var(--bg);
  color: var(--text);
}

.container,
.content,
main,
.card,
.box,
header,
footer,
nav,
.list,
.event-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .25);
}

a {
  color: var(--accent2);
}

a:hover {
  opacity: .9;
}

button,
.btn,
.chip,
.tag {
  border-radius: 12px;
}

.btn-primary,
button.primary,
.btn.primary {
  background: var(--accent2);
  color: #071018;
  border: 0;
}

.btn-primary:hover,
button.primary:hover,
.btn.primary:hover {
  filter: brightness(1.05);
}

.btn-outline,
.btn.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-danger,
.btn.red {
  background: var(--danger);
  color: #fff;
}

input,
textarea,
select {
  background: #0f1424;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
}

input::placeholder,
textarea::placeholder {
  color: var(--muted);
}

/* Calendar grid */
.month-grid,
table.month-grid {
  border-collapse: separate;
  border-spacing: 0;
  background: transparent;
}

.month-grid thead th {
  color: var(--muted);
  font-weight: 600;
  padding: 10px;
  background: transparent;
  border-bottom: 1px solid var(--border);
}

.month-grid tbody td {
  vertical-align: top;
  padding: 10px;
  min-height: 110px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.month-grid tbody td.empty {
  background: transparent;
}

.month-grid tbody tr td:first-child {
  border-left: 1px solid var(--border);
}

/* Day number bubble */
.day-number,
.iframe-day-number {
  font-size: 0.9rem;
  color: var(--muted);
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 999px;
  display: inline-block;
}

/* Event chips */

.chip {
  display: inline-flex;
  align-items: center;
  width: 100%;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  box-sizing: border-box;
  padding: 6px 15px;
  font-size: .9rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
  margin: 4px 0px;
  border-radius: 12px;
}

.chip:hover {
  transform: translateY(-1px);
}

.chip.registered {
  background: var(--chip-registered-bg);
  color: var(--chip-registered-text);
  border-color: rgba(52, 211, 153, .35);
}

.chip.registered:hover {
  transform: translateY(-1px);
}

.chip.pending {
  background: var(--chip-pending-bg);
  color: var(--chip-pending-text);
  border-color: rgba(245, 158, 11, .35);
}

.chip.declined {
  background: var(--chip-declined-bg);
  color: var(--chip-declined-text);
  border-color: rgba(239, 68, 68, .35);
}

/* Mehrtägige Events wie Eintages-Events */
.chip.multiday {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  font-size: .9rem;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 12px;
  background-color: var(--chip-registered-bg);
  color: var(--chip-registered-text);
  border-color: rgba(52, 211, 153, .35);
  margin-top: 6px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}

.chip.multiday:hover {
  transform: translateY(-1px);
  background-color: #bbf7d0;
}

/* Calendar navigation */
.calendar-nav {
  background: linear-gradient(180deg, rgba(255, 255, 255, .04), rgba(255, 255, 255, .0));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
}

.calendar-nav .title {
  color: var(--text);
}

.iframe-container h1,
.iframe-container h2,
.iframe-container h3 {
  margin-top: 0;
}

/* Lists */
.list .item,
.event-row {
  background: rgba(255, 255, 255, .02);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
}

.list .item+.item {
  margin-top: 8px;
}

/* Utility */
.muted {
  color: var(--muted) !important;
}

hr {
  border: none;
  border-top: 1px solid var(--border);
}

/* Button palette */
:root {
  --btn-primary: var(--accent2);
  --btn-primary-text: #071018;
  --btn-primary-hover: #76b4ff;

  --btn-secondary: rgba(255, 255, 255, 0.06);
  --btn-secondary-text: var(--text);
  --btn-secondary-hover: rgba(255, 255, 255, 0.10);

  --btn-success: rgba(34, 197, 94, 0.18);
  --btn-success-border: rgba(52, 211, 153, .45);
  --btn-success-text: #34d399;
  --btn-success-hover: rgba(34, 197, 94, 0.26);

  --btn-warning: rgba(245, 158, 11, 0.22);
  --btn-warning-border: rgba(245, 158, 11, .45);
  --btn-warning-text: #f59e0b;
  --btn-warning-hover: rgba(245, 158, 11, 0.30);

  --btn-danger: var(--danger);
  --btn-danger-text: #fff;
  --btn-danger-hover: #f87171;
}

/* === Buttons System === */
button,
.btn {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
  transition: transform .12s ease, background .12s ease, border-color .12s ease, box-shadow .12s ease;
  text-decoration: none;
  user-select: none;
}

button:hover,
.btn:hover {
  transform: translateY(-1px);
}

button:active,
.btn:active {
  transform: translateY(0);
}

button:focus-visible,
.btn:focus-visible {
  outline: 0;
  box-shadow: 0 0 0 3px rgba(96, 165, 250, .35);
}

/* variants */
.btn-primary {
  background: var(--btn-primary);
  color: var(--btn-primary-text);
}

.btn-primary:hover {
  background: var(--btn-primary-hover);
}

.btn-secondary,
.btn-outline {
  background: var(--btn-secondary);
  color: var(--btn-secondary-text);
  border-color: var(--border);
}

.btn-secondary:hover,
.btn-outline:hover {
  background: var(--btn-secondary-hover);
}

.btn-success {
  background: var(--btn-success);
  border-color: var(--btn-success-border);
  color: var(--btn-success-text);
}

.btn-success:hover {
  background: var(--btn-success-hover);
}

.btn-warning {
  background: var(--btn-warning);
  border-color: var(--btn-warning-border);
  color: var(--btn-warning-text);
}

.btn-warning:hover {
  background: var(--btn-warning-hover);
}

.btn-danger {
  background: var(--btn-danger);
  color: var(--btn-danger-text);
  border: 0;
}

.btn-danger:hover {
  background: var(--btn-danger-hover);
}

/* sizes */
.btn-xs {
  padding: 6px 10px;
  border-radius: 10px;
  font-size: .8rem;
}

.btn-sm {
  padding: 8px 12px;
  border-radius: 10px;
  font-size: .9rem;
}

.btn-lg {
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 1.05rem;
}

/* icon-only */
.btn-icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 12px;
}

.btn-icon.btn-sm {
  width: 32px;
  height: 32px;
}

.btn-icon.btn-lg {
  width: 44px;
  height: 44px;
}

/* disabled */
button[disabled],
.btn[aria-disabled="true"],
.btn.disabled {
  opacity: .55;
  cursor: not-allowed;
  transform: none;
}

/* group */
.btn-group {
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* Checkbox-Labels horizontal, linksbündig */
.checkbox-inline {
  display: inline-flex !important;
  /* nicht blockbreit */
  flex-direction: row !important;
  /* nebeneinander */
  align-items: center !important;
  /* vertikal mittig */
  gap: 8px;
  width: auto;
  /* nicht 100% */
  margin: 8px 0;
  line-height: 1.2;
}

/* Checkbox selbst nicht „hochspringen“ lassen */
.checkbox-inline input[type="checkbox"] {
  margin: 0;
  /* Browser-Default weg */
  vertical-align: middle;
}

/* falls ein globales label align-items:center steht: */
label.checkbox-inline {
  align-items: center !important;
}


/* === Responsive Layout (PC / Tablet / Mobile) === */

/* Desktop >= 1024px */
@media (min-width: 1024px) {

  .container,
  .iframe-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
  }

  .list .item {
    padding: 14px;
  }

  .month-grid thead th {
    font-size: .95rem;
  }

  .month-grid tbody td {
    min-height: 120px;
  }
}

/* Tablet 768–1023px */
@media (min-width: 768px) and (max-width: 1023px) {

  .container,
  .iframe-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 16px;
  }

  .month-grid thead th {
    font-size: .9rem;
  }

  .month-grid tbody td {
    min-height: 110px;
    padding: 10px;
  }

  .chip,
  .iframe-chip {
    font-size: .9rem;
  }

  .calendar-nav {
    padding: 10px 12px;
  }
}

/* Mobile <= 767px */
@media (max-width: 767px) {

  .container,
  .iframe-container {
    width: 100%;
    padding: 10px;
    margin: 0 auto;
  }

  .calendar-nav {
    padding: 8px 10px;
  }

  .month-grid thead th {
    font-size: .8rem;
    padding: 8px;
  }

  .month-grid tbody td {
    min-height: 88px;
    padding: 8px;
  }

  .day-number,
  .iframe-day-number {
    padding: 4px 8px;
    font-size: .85rem;
  }

  .chip,
  .iframe-chip {
    padding: 5px 8px;
    font-size: .85rem;
  }

  .btn,
  button {
    padding: 10px 12px;
  }

  .btn-group {
    gap: 6px;
  }
}

/* Compact widths <= 380px */
@media (max-width: 380px) {
  .month-grid thead th {
    font-size: .75rem;
  }

  .chip,
  .iframe-chip {
    font-size: .8rem;
  }

  .btn,
  button {
    font-size: .9rem;
  }
}


/* === Admin Layout Grid === */
.admin-container {
  max-width: 1200px;
}

.admin-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 18px;
}

.col .card+.card {
  margin-top: 18px;
}

.actions.btn-group {
  gap: 10px;
}

@media (max-width: 1023px) {
  .admin-grid {
    grid-template-columns: 1fr;
  }

  .col-right {
    order: 2;
  }

  .col-left {
    order: 1;
  }
}