/* ============================================
   DESIGN TOKENS
   ============================================ */
:root {
  --color-primary: #6B2B06;
  --color-accent: #B38A58;
  --color-surface: #EBD2BE;
  --color-background: #FFE8D4;
  --color-border: #D9B896;
  --color-text-on-light: #6B2B06;
  --color-text-on-dark: #FFE8D4;
  --color-error: #C0392B;

  --font-display: 'DM Serif Display', serif;
  --font-body: 'DM Sans', sans-serif;

  --size-xs: 4px;
  --size-sm: 8px;
  --size-md: 16px;
  --size-lg: 24px;
  --size-xl: 32px;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-full: 999px;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: var(--color-text-on-light);
  font-size: 13px;
  line-height: 1.5;
}

/* ============================================
   HEADER
   ============================================ */
header {
  background-color: var(--color-primary);
  padding: var(--size-lg) var(--size-xl);
  text-align: center;
}

header h1 {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 400;
  color: var(--color-text-on-dark);
  margin-bottom: var(--size-xs);
}

header p {
  font-size: 15px;
  font-weight: 400;
  color: var(--color-text-on-dark);
  opacity: 0.75;
}

/* ============================================
   MAIN LAYOUT — TWO COLUMNS
   ============================================ */
main {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: var(--size-xl);
  padding: var(--size-xl);
  min-height: calc(100vh - 90px);
  align-items: start;
}

/* ============================================
   LEFT COLUMN
   ============================================ */
.left-column {
  display: flex;
  flex-direction: column;
  gap: var(--size-lg);
}

/* ============================================
   FIELDS & INPUTS
   ============================================ */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--size-sm);
}

.field label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-on-light);
  opacity: 0.85;
}

.field input,
.field select {
  font-family: var(--font-body);
  font-size: 13px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.55);
  color: var(--color-text-on-light);
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--color-accent);
  border-width: 2px;
  box-shadow: 0 0 0 3px rgba(179, 138, 88, 0.15);
}

.field input::placeholder {
  color: var(--color-text-on-light);
  opacity: 0.4;
}

.select-wrap {
  position: relative;
}

.select-wrap::after {
  content: '';
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--color-text-on-light);
  pointer-events: none;
  opacity: 0.6;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--size-md);
  align-items: end;
}

/* ============================================
   BUTTON
   ============================================ */
.btn-primary {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  padding: 12px var(--size-md);
  background-color: var(--color-primary);
  color: var(--color-text-on-dark);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  width: 100%;
  transition: background-color 0.15s, transform 0.1s;
  letter-spacing: 0.02em;
}

.btn-primary:hover {
  background-color: #8A3A0C;
}

.btn-primary:active {
  transform: scale(0.99);
}

.btn-primary:disabled {
  background-color: var(--color-border);
  color: rgba(107, 43, 6, 0.5);
  cursor: not-allowed;
}

/* ============================================
   SUMMARY BOX
   ============================================ */
.summary-box {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--size-md);
}

.summary-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-on-light);
  opacity: 0.7;
  margin-bottom: var(--size-sm);
}

.summary-content p,
.summary-content div {
  font-size: 13px;
  color: var(--color-text-on-light);
  line-height: 1.8;
}

/* ============================================
   CALENDAR KEY
   ============================================ */
.calendar-key {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--size-md);
  display: flex;
  flex-direction: column;
  gap: var(--size-sm);
}

.key-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-on-light);
  opacity: 0.7;
  margin-bottom: var(--size-xs);
}

.key-item {
  display: flex;
  align-items: center;
  gap: var(--size-sm);
  font-size: 12px;
  color: var(--color-text-on-light);
}

.key-dot {
  width: 11px;
  height: 11px;
  border-radius: 3px;
  flex-shrink: 0;
}

.key-holiday { background-color: var(--color-primary); }
.key-bridge { background-color: var(--color-accent); }
.key-weekday { background-color: rgba(255,255,255,0.5); border: 1px solid var(--color-border); }
.key-weekend { background-color: rgba(255,255,255,0.5); border: 1px solid var(--color-border); opacity: 0.45; }

/* ============================================
   RIGHT COLUMN
   ============================================ */
.right-column {
  display: flex;
  flex-direction: column;
  gap: var(--size-lg);
}

.results-section {
  display: flex;
  flex-direction: column;
  gap: var(--size-sm);
}

.section-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-on-light);
  opacity: 0.65;
}

/* ============================================
   SUGGESTIONS — PILLS
   ============================================ */
#suggestions {
  display: flex;
  flex-direction: column;
  gap: var(--size-sm);
}

#suggestions ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--size-sm);
}

#suggestions li {
  display: inline-flex;
  align-items: center;
  padding: var(--size-sm) var(--size-md);
  background-color: var(--color-accent);
  color: var(--color-text-on-dark);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 500;
  width: fit-content;
}

/* ============================================
   PUBLIC HOLIDAYS LIST
   ============================================ */
#holidays-list {
  display: flex;
  flex-direction: column;
  gap: var(--size-sm);
}

.holiday-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--size-sm) var(--size-md);
  background-color: var(--color-surface);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--color-text-on-light);
}

.holiday-date {
  font-weight: 500;
}

/* ============================================
   CALENDAR CARD
   ============================================ */
.calendar-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--size-lg);
  overflow: hidden;
}

/* FullCalendar overrides */
.fc {
  font-family: var(--font-body) !important;
  font-size: 12px;
}

.fc-toolbar-title {
  font-family: var(--font-display) !important;
  font-size: 20px !important;
  font-weight: 400 !important;
  color: var(--color-text-on-light) !important;
}

.fc-button-primary {
  background-color: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
  font-family: var(--font-body) !important;
  font-size: 11px !important;
  border-radius: var(--radius-sm) !important;
}

.fc-button-primary:hover {
  background-color: #8A3A0C !important;
  border-color: #8A3A0C !important;
}

.fc-daygrid-day {
  background: transparent !important;
}

.fc-col-header-cell {
  font-size: 11px !important;
  font-weight: 700 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.06em !important;
  color: var(--color-text-on-light) !important;
  opacity: 0.65;
  border: none !important;
  background: transparent !important;
}

.fc-daygrid-day-number {
  color: var(--color-text-on-light) !important;
  font-size: 12px !important;
}

.fc-day-sat .fc-daygrid-day-number,
.fc-day-sun .fc-daygrid-day-number {
  opacity: 0.4;
}

.fc-event {
  border-radius: var(--radius-sm) !important;
  font-size: 11px !important;
  font-weight: 500 !important;
  border: none !important;
  padding: 2px 6px !important;
}

/* Holiday events */
.fc-event.holiday-event {
  background-color: var(--color-primary) !important;
  color: var(--color-text-on-dark) !important;
}

/* Leave day events */
.fc-event.leave-event {
  background-color: var(--color-accent) !important;
  color: var(--color-text-on-dark) !important;
}

.fc-theme-standard td,
.fc-theme-standard th {
  border-color: rgba(107, 43, 6, 0.1) !important;
}

.fc-scrollgrid {
  border: none !important;
}

/* ============================================
   EMPTY STATES
   ============================================ */
.empty-state {
  font-size: 13px;
  color: var(--color-text-on-light);
  opacity: 0.5;
  font-style: italic;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  main {
    grid-template-columns: 1fr;
    padding: var(--size-md);
  }

  .input-row {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================
   MONTH FILTER PILLS
   ============================================ */
.month-filter {
  width: 100%;
}

.month-pills {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--size-xs);
  overflow-x: auto;
  scrollbar-width: none;
}

.month-pills::-webkit-scrollbar {
  display: none;
}

.month-pill {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 6px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-on-light);
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}

.month-pill:hover {
  background-color: var(--color-surface);
  border-color: var(--color-accent);
}

.month-pill.active {
  background-color: var(--color-primary);
  color: var(--color-text-on-dark);
  border-color: var(--color-primary);
}

/* ============================================
   OPPORTUNITY CARDS
   ============================================ */
.opportunity-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--size-md);
  display: flex;
  flex-direction: column;
  gap: var(--size-sm);
  margin-bottom: var(--size-sm);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--size-xs);
}

.card-stars {
  display: flex;
  align-items: center;
  gap: var(--size-sm);
}

.stars {
  color: var(--color-accent);
  font-size: 13px;
  letter-spacing: 1px;
}

.card-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.card-month {
  font-family: var(--font-display);
  font-size: 16px;
  color: var(--color-primary);
}

.card-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.card-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
}

.card-key {
  color: var(--color-text-on-light);
  opacity: 0.6;
  font-weight: 500;
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.05em;
}

.card-val {
  color: var(--color-text-on-light);
  font-weight: 500;
  text-align: right;
}

.card-highlight {
  color: var(--color-primary);
  font-weight: 700;
}

.card-btn {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  padding: 8px var(--size-md);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  cursor: pointer;
  width: 100%;
  margin-top: var(--size-xs);
  transition: background-color 0.15s, border-color 0.15s;
}

.card-btn:hover {
  background: var(--color-background);
  border-color: var(--color-accent);
}