/* ==========================================================================
   Month View Calendar — Theme Tokens
   Edit the variables below to re-skin the component.
   ========================================================================== */

:root {
  /* --- Core layout tokens (as requested) --- */
  --calendar-bg: #ffffff;
  --border-color: #e2e5e9;
  --text-color: #25282b;
  --header-bg: #fafbfc;
  --today-bg: #eaf3fe;

  /* --- Supporting tokens --- */
  --accent-color: #0a6ed1;       /* SAP-style primary blue */
  --muted-text: #6a6d70;
  --outside-bg: #fbfbfc;
  --outside-text: #b3b6ba;

  /* --- Appointment badge themes --- */
  --match-home-bg: #e3f5e9;
  --match-home-border: #1f8a4c;
  --match-home-text: #1c5c34;

  --match-away-bg: #fdf3da;
  --match-away-border: #d99c1b;
  --match-away-text: #7a5b0a;

  --badge-default-bg: #f1edfb;
  --badge-default-border: #7b5fc4;
  --badge-default-text: #4a3b82;

  /* --- Type --- */
  --font-family: 'Inter', '72', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--font-family);
  color: var(--text-color);
}

/* ==========================================================================
   Shell
   ========================================================================== */

.calendar-wrapper {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100vh;
  background: var(--calendar-bg);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

/* ==========================================================================
   Toolbar
   ========================================================================== */

.calendar-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 18px;
  background: var(--header-bg);
  border-bottom: 1px solid var(--border-color);
}

.calendar-month-label {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-btn {
  font-family: inherit;
  border: 1px solid var(--border-color);
  background: var(--calendar-bg);
  color: var(--text-color);
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.12s ease, border-color 0.12s ease;
}

.nav-btn:hover {
  background: var(--today-bg);
  border-color: var(--accent-color);
}

.nav-btn:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 1px;
}

.nav-btn--text {
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-color);
}

.nav-btn--icon {
  width: 30px;
  height: 30px;
  color: var(--muted-text);
}

/* ==========================================================================
   Weekday header row
   ========================================================================== */

.weekday-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  background: var(--header-bg);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.weekday-row div {
  padding: 8px 6px;
  text-align: center;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted-text);
}

/* ==========================================================================
   Day grid
   ========================================================================== */

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  flex: 1;
  overflow: hidden;
}

.day-cell {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  padding: 6px 5px;
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: var(--calendar-bg);
  overflow: hidden;
}

.day-cell.outside {
  background: var(--outside-bg);
}

.day-cell.outside .day-number {
  color: var(--outside-text);
}

.day-cell.today {
  background: var(--today-bg);
}

.day-number {
  align-self: flex-end;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 4px;
  flex-shrink: 0;
}

.day-cell.today .day-number {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-color);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.entries-list {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-height: 0;
  overflow: hidden;
}

/* ==========================================================================
   Appointment badges — SAP UI5 style: light fill + thick left accent border
   ========================================================================== */

.appointment-badge {
  all: unset;
  box-sizing: border-box;
  display: block;
  width: 100%;
  cursor: pointer;
  background: var(--badge-bg, #eef0f2);
  border-left: 3px solid var(--badge-border, #888888);
  border-radius: 0 3px 3px 0;
  padding: 2px 6px;
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--badge-text, var(--text-color));
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.appointment-badge:hover {
  filter: brightness(0.96);
}

.appointment-badge:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 1px;
}

.match-home {
  --badge-bg: var(--match-home-bg);
  --badge-border: var(--match-home-border);
  --badge-text: var(--match-home-text);
}

.match-away {
  --badge-bg: var(--match-away-bg);
  --badge-border: var(--match-away-border);
  --badge-text: var(--match-away-text);
}

.badge-default {
  --badge-bg: var(--badge-default-bg);
  --badge-border: var(--badge-default-border);
  --badge-text: var(--badge-default-text);
}

.more-link {
  all: unset;
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-color);
  padding: 1px 6px;
  margin-top: 1px;
}

.more-link:hover {
  text-decoration: underline;
}

.more-link:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 1px;
}

/* ==========================================================================
   Modal / Popover
   ========================================================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 22, 26, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 1000;
}

.modal-overlay[hidden] {
  display: none;
}

.modal-box {
  width: 320px;
  max-width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  background: var(--calendar-bg);
  border-radius: 8px;
  padding: 20px 22px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
}

.modal-title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  padding-right: 8px;
}

.modal-meta {
  font-size: 12.5px;
  color: var(--muted-text);
  margin: 0 0 18px;
}

.modal-meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.modal-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--badge-border, var(--accent-color));
  display: inline-block;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
}

.modal-close-btn {
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  background: var(--header-bg);
  color: var(--text-color);
  cursor: pointer;
}

.modal-close-btn:hover {
  background: var(--today-bg);
  border-color: var(--accent-color);
}

.modal-close-btn:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 1px;
}

.modal-close-x {
  all: unset;
  position: absolute;
  top: 14px;
  right: 14px;
  cursor: pointer;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--muted-text);
  font-size: 16px;
  line-height: 1;
}

.modal-close-x:hover {
  background: var(--today-bg);
  color: var(--text-color);
}

.modal-box {
  position: relative;
}

.day-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.day-list .appointment-badge {
  font-size: 12.5px;
  padding: 6px 8px;
  white-space: normal;
}

/* ==========================================================================
   Responsive adjustments for narrow iframes
   ========================================================================== */

@media (max-width: 520px) {
  .calendar-toolbar {
    padding: 10px 12px;
  }
  .calendar-month-label {
    font-size: 15px;
  }
  .weekday-row div {
    font-size: 9.5px;
    padding: 6px 2px;
  }
  .day-cell {
    padding: 4px 3px;
  }
  .appointment-badge,
  .more-link {
    font-size: 10px;
  }
}