:root {
  --primary: #1F3A5F;
  --secondary: #F2A900;
  --bg: #10151C;
  --card-bg: #171E27;
  --free: #1E8E5A;
  --busy: #C2402A;
  --text-on-dark: #F4F6F8;
  --text-muted: #9AA5B1;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text-on-dark);
  font-family: 'Archivo', system-ui, sans-serif;
  overflow: hidden;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 48px;
  border-bottom: 3px solid var(--primary);
}

.brand {
  display: flex;
  align-items: center;
  gap: 18px;
}

.logo {
  height: 48px;
  width: auto;
}

.company-name {
  font-family: 'Archivo Expanded', 'Archivo', sans-serif;
  font-weight: 700;
  font-size: 26px;
  letter-spacing: 0.02em;
  color: var(--text-on-dark);
}

.clock {
  text-align: right;
  line-height: 1.1;
}

#clock-time {
  display: block;
  font-size: 40px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

#clock-date {
  display: block;
  font-size: 15px;
  color: var(--text-muted);
  text-transform: capitalize;
}

.rooms-grid {
  display: grid;
  gap: 20px;
  padding: 28px 48px;
  height: calc(100vh - 130px);
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.room-card {
  border-radius: 10px;
  padding: 28px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  border-top: 6px solid transparent;
  background: var(--card-bg, #171E27);
}

.room-card.livre { border-top-color: var(--free); }
.room-card.ocupada { border-top-color: var(--busy); }
.room-card.erro { border-top-color: #555; }

.room-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
}

.room-name {
  font-size: 28px;
  font-weight: 700;
  margin: 0;
  min-width: 0;
  overflow-wrap: break-word;
  word-break: break-word;
  line-height: 1.15;
}

.status-pill {
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}

.status-pill.livre { background: var(--free); color: #fff; }
.status-pill.ocupada { background: var(--busy); color: #fff; }
.status-pill.erro { background: #555; color: #fff; }

.room-meeting {
  margin-top: 18px;
}

.room-meeting__label {
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.room-meeting__subject {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.3;
}

.room-meeting__meta {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}

.room-next {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid #2A3340;
  font-size: 14px;
  color: var(--text-muted);
}

.room-next strong {
  color: var(--text-on-dark);
  font-weight: 600;
}

.footer {
  text-align: center;
  color: var(--text-muted);
  font-size: 12px;
  padding: 8px;
}

@media (max-width: 700px) {
  .topbar { padding: 18px 20px; flex-direction: column; gap: 10px; align-items: flex-start; }
  .rooms-grid { padding: 16px 20px; grid-template-columns: 1fr; height: auto; }
}

/* ---------- Card clicável ---------- */
.room-card {
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.room-card:hover,
.room-card:active {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
}

/* ---------- Modal (base) ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.modal-overlay.hidden { display: none; }

.modal {
  background: #171E27;
  border: 1px solid #2A3340;
  border-radius: 12px;
  width: 100%;
  max-width: 960px;
  max-height: 90vh;
  overflow: auto;
  padding: 24px;
  color: var(--text-on-dark);
}
.modal.modal-small { max-width: 420px; }

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.modal-header h2 { margin: 0; font-size: 22px; }

.icon-btn {
  background: transparent;
  border: 1px solid #2A3340;
  color: var(--text-on-dark);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
}
.icon-btn:hover { background: #1F2733; }

.modal-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.view-toggle { display: flex; gap: 6px; }
.view-toggle__btn {
  background: transparent;
  border: 1px solid #2A3340;
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}
.view-toggle__btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.modal-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  color: var(--text-muted);
}

.modal-loading, .modal-error {
  padding: 40px 0;
  text-align: center;
  color: var(--text-muted);
}
.modal-error { color: #E37B7B; }

/* ---------- Grade semanal ---------- */
.week-grid {
  position: relative;
  display: grid;
  gap: 2px;
  font-size: 12px;
}
.week-grid__corner { background: transparent; }
.week-grid__day-header {
  text-align: center;
  font-weight: 700;
  padding: 6px 0;
  color: var(--text-muted);
}
.week-grid__time {
  text-align: right;
  padding-right: 8px;
  color: var(--text-muted);
  font-size: 11px;
  white-space: nowrap;
}
.week-grid__cell {
  height: 22px;
  border-radius: 3px;
}
.week-grid__cell.free {
  background: rgba(30, 142, 90, 0.18);
  cursor: pointer;
}
.week-grid__cell.free:hover { background: rgba(30, 142, 90, 0.4); }
.week-grid__cell.busy {
  background: var(--busy);
  cursor: not-allowed;
  display: flex;
  align-items: center;
  padding: 0 6px;
  overflow: hidden;
}
.week-grid__cell.past {
  background: rgba(255, 255, 255, 0.04);
  cursor: not-allowed;
}

.week-grid__cell-label {
  font-size: 10px;
  font-weight: 700;
  color: #FFE6E1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
}

/* ---------- Grade mensal ---------- */
.month-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}
.month-grid__weekday {
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 700;
  padding-bottom: 4px;
}
.month-grid__day {
  position: relative;
  aspect-ratio: 1;
  border-radius: 8px;
  background: #1B2330;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-weight: 600;
}
.month-grid__day.outside { opacity: 0.35; }
.month-grid__day.today { outline: 2px solid var(--secondary); }
.month-grid__day.occ-low { background: rgba(30, 142, 90, 0.35); }
.month-grid__day.occ-medium { background: rgba(242, 169, 0, 0.35); }
.month-grid__day.occ-high { background: rgba(194, 64, 42, 0.4); }
.month-grid__count {
  position: absolute;
  bottom: 4px;
  right: 6px;
  font-size: 10px;
  color: var(--text-muted);
}
.month-hint {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
}

/* ---------- Formulário de reserva ---------- */
.booking-slot-label {
  font-size: 15px;
  color: var(--secondary);
  font-weight: 700;
  margin-top: 0;
}
.modal-small label {
  display: block;
  margin-top: 14px;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--text-muted);
}
.modal-small input[type="text"],
.modal-small select,
.modal-small textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid #2A3340;
  background: #10151C;
  color: var(--text-on-dark);
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
}
.primary-btn {
  margin-top: 20px;
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: var(--secondary);
  color: #10151C;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
}
.primary-btn:hover { opacity: 0.9; }
.primary-btn:disabled { opacity: 0.6; cursor: default; }
.booking-msg {
  margin-top: 12px;
  font-size: 14px;
  min-height: 18px;
}
.booking-msg.error { color: #E37B7B; }
.booking-msg.success { color: var(--free); }

@media (max-width: 700px) {
  .week-grid { font-size: 10px; }
  .week-grid__cell { height: 18px; }
}

/* ---------- Sugestão de domínio de e-mail ---------- */
.email-suggestion {
  margin-top: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--secondary);
  background: rgba(242, 169, 0, 0.12);
  color: var(--secondary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.email-suggestion:hover { background: rgba(242, 169, 0, 0.22); }