/* === Design-Variablen (werden dynamisch aus WP geladen) === */
:root {
  --nbt-quicklink-bg: var(--accent, #7bd4ff);
  --nbt-quicklink-text: #ffffff;
  --nbt-quicklink-hover: #5ac4ef;
  --nbt-quicklink-hover-text: magenta;

  --nbt-calendar-bg: #ffffff;
  --nbt-calendar-text: #222222;
  --nbt-calendar-border: #dddddd;
  --nbt-calendar-today: #7bd4ff;
  --nbt-slot-indicator: #7bd4ff;

  --nbt-button-bg: #7bd4ff;
  --nbt-button-text: #ffffff;
  --nbt-button-hover: #5ac4ef;
}

/* === Quicklink-Button === */
.nbt-quicklink {
  position: fixed;
  z-index: 9999;
  background: var(--nbt-quicklink-bg);
  color: var(--nbt-quicklink-text);
  padding: 12px 20px;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s ease, background 0.2s ease;
}

.nbt-quicklink:hover {
  transform: scale(1.05);
  background: var(--nbt-quicklink-hover);
}

/* === Positionen === */
.nbt-quicklink.bottom_right {
  bottom: 25px;
  right: 25px;
}
.nbt-quicklink.bottom_left {
  bottom: 25px;
  left: 25px;
}
.nbt-quicklink.top_right {
  top: 25px;
  right: 25px;
}
.nbt-quicklink.top_left {
  top: 25px;
  left: 25px;
}
.nbt-quicklink.middle_right {
  top: 50%;
  right: 25px;
  transform: translateY(-50%);
}
.nbt-quicklink.middle_left {
  top: 50%;
  left: 25px;
  transform: translateY(-50%);
}

/* === Modal === */
.nbt-modal {
  display: flex;
  align-items: center;
  justify-content: center;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 10000;
}
.nbt-modal.hidden {
  display: none;
}

.nbt-modal-content {
  position: relative;
  background: var(--nbt-calendar-bg);
  color: var(--nbt-calendar-text);
  border: 1px solid var(--nbt-calendar-border);
  border-radius: 10px;
  padding: 2rem;
  max-width: 600px;
  width: 90%;
  max-height: 90%;
  overflow: auto;
  overflow-x: hidden;
}

.nbt-close {
  position: absolute;
  top: -8px;
  right: -8px;
  background: transparent;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: var(--nbt-button-bg);
}

.nbt-close:hover {
  background: transparent;
  color: var(--nbt-button-hover);
}

/* === Kalender === */
#nbt-calendar {
  background: var(--nbt-calendar-bg);
  color: var(--nbt-calendar-text);
  border-radius: 8px;
  border: 1px solid var(--nbt-calendar-border);
}

.fc .fc-daygrid-day {
  border-color: var(--nbt-calendar-border);
}

.fc .fc-day-today {
  background: var(--nbt-calendar-today) !important;
  color: #fff !important;
}

.fc-event-title {
  font-size: 0 !important;
}

/* --- Slot-Indikator (block events) erzwingen --- */
.fc-daygrid-block-event,
.fc-daygrid-block-event .fc-event-main {
  background-color: var(--nbt-slot-indicator) !important;
  border-color: var(--nbt-slot-indicator) !important;
}

/* Dot-Variante lassen wir bestehen */
.fc-daygrid-event-dot {
  background-color: var(--nbt-slot-indicator) !important;
  width: 10px;
  height: 10px;
}

/* === Slots & Buchung === */
.nbt-slot-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px;
  border: 1px solid var(--nbt-calendar-border);
  border-radius: 6px;
  background: var(--nbt-calendar-bg);
  color: var(--nbt-calendar-text);
  margin-bottom: 10px;
}

.nbt-slot-item .nbt-book-btn {
  border: 1px solid var(--nbt-button-bg);
  color: var(--nbt-button-bg);
  background: transparent;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.nbt-slot-item .nbt-book-btn:hover {
  background: var(--nbt-button-bg);
  color: var(--nbt-button-text);
}

.nbt-slot-list {
  margin-bottom: 12px;
}

.nbt-slot-list.hidden,
.nbt-book-form.hidden {
  display: none !important;
}

.nbt-book-form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border: 1px solid var(--nbt-calendar-border);
  background: var(--nbt-calendar-bg);
  color: var(--nbt-calendar-text);
  border-radius: 8px;
  margin-top: 10px;
}
.nbt-book-form input {
  display: block;
  width: 100%;
  padding: 6px;
  border: 1px solid var(--nbt-calendar-border);
  border-radius: 4px;
  color: var(--nbt-calendar-text);
  border-radius: 10px;
}

/* === DSGVO Checkbox === */
.nbt-dsgvo-label {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 10px 0;
  font-size: 14px;
  line-height: 1.4;
  color: var(--nbt-calendar-text);
}
.nbt-dsgvo-label input[type="checkbox"] {
  margin-top: 2px;
  width: 20px;
}
.nbt-dsgvo-label a {
  color: var(--nbt-button-bg);
  text-decoration: underline;
}
.nbt-dsgvo-label a:hover {
  text-decoration: none;
}

/* === Buttons === */
.button,
button {
  background: var(--nbt-button-bg);
  color: var(--nbt-button-text);
  border: none;
  border-radius: 6px;
  padding: 8px 14px;
  cursor: pointer;
  transition: background 0.2s ease;
}
.button:hover,
button:hover {
  background: var(--nbt-button-hover);
}

/* === Preloader / Spinner === */
.nbt-preloader {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 0;
  text-align: center;
  color: var(--nbt-calendar-text);
}

.nbt-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--nbt-calendar-border);
  border-top: 3px solid var(--nbt-preloader-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 10px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

#nbt-calendar,
#nbt-day-slots {
  transition: opacity 0.2s ease, visibility 0.2s ease;
}
#nbt-calendar.hidden,
#nbt-day-slots.hidden {
  opacity: 0;
  visibility: hidden;
}

/* --- Quicklink Standard (Text) --- */
.nbt-quicklink {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 8px;
  background-color: var(--nbt-quicklink-bg);
  color: var(--nbt-quicklink-text);
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* --- Hover --- */
.nbt-quicklink:hover {
  background-color: var(--nbt-quicklink-hover);
}

/* --- Icon-Modus: rund & kompakt --- */
.nbt-quicklink.icon-mode {
  width: 50px;
  height: 50px;
  padding: 0;
  border-radius: 50%;
}

/* --- Inline SVG Styling --- */
.nbt-quicklink.icon-mode .nbt-icon svg {
  width: 26px;
  height: 26px;
  display: block;
  fill: var(--nbt-quicklink-text); /* nutzt deine Textfarbe */
  transition: fill 0.3s ease;
}

/* --- Hover: SVG-Farbe wechselt mit Textfarbe --- */
.nbt-quicklink.icon-mode:hover .nbt-icon svg {
  fill: var(--nbt-quicklink-hover-text);
}

/* --- Optional: Fallback, falls SVG fehlt --- */
.nbt-icon-fallback {
  color: var(--nbt-quicklink-text);
  font-size: 20px;
  font-weight: bold;
}