/* Desk layout — compact mobile · centered desktop · fixed tools */
:root {
  --desk-gold: #c9a84c;
  --desk-gold-border: rgba(201, 168, 76, 0.42);
  --desk-max: min(48rem, 100%);
  --desk-tools-h: 3.25rem;
}

/* Center page column */
body[data-phase-room] {
  padding-bottom: calc(var(--desk-tools-h) + env(safe-area-inset-bottom) + 0.75rem) !important;
}

body[data-phase-room] main.cu-wrap {
  max-width: var(--desk-max) !important;
  width: 100% !important;
  margin-left: auto !important;
  margin-right: auto !important;
  padding: 0.5rem max(0.75rem, env(safe-area-inset-left)) 0.75rem max(0.75rem, env(safe-area-inset-right)) !important;
  box-sizing: border-box !important;
}

body[data-phase-room] .cu-desk-verse,
body[data-phase-room] [data-desk-verse] {
  display: none !important;
}

/* —— Pills: compact row, not giant circles —— */
body[data-phase-room] .cu-pills {
  display: flex !important;
  flex-wrap: nowrap !important;
  gap: 0.3rem !important;
  justify-content: flex-start !important;
  align-items: center !important;
  max-width: var(--desk-max);
  width: 100%;
  margin: 0.35rem auto 0.65rem !important;
  padding: 0.35rem 0.4rem !important;
  box-sizing: border-box;
  border: 1px solid var(--desk-gold-border);
  border-radius: 999px !important;
  overflow-x: auto !important;
  overflow-y: hidden !important;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  background: rgba(16, 28, 22, 0.55);
}
html[data-theme="light"] body[data-phase-room] .cu-pills {
  background: rgba(255, 252, 245, 0.95);
}
body[data-phase-room] .cu-pills::-webkit-scrollbar {
  display: none;
}
body[data-phase-room] .cu-pills a {
  flex: 0 0 auto !important;
  min-height: 34px !important;
  height: auto !important;
  width: auto !important;
  min-width: 0 !important;
  padding: 0.3rem 0.7rem !important;
  border-radius: 999px !important;
  font-size: 0.75rem !important;
  font-weight: 700 !important;
  line-height: 1.2 !important;
  white-space: nowrap !important;
  text-align: center;
  border: 1px solid transparent;
  box-shadow: none !important;
}
body[data-phase-room] .cu-pills a.here,
body[data-phase-room] .cu-pills a[aria-current="page"] {
  background: #1e7d5e !important;
  color: #fff !important;
}

/* Status — compact */
body[data-phase-room] .cu-student-status {
  max-width: var(--desk-max);
  width: 100%;
  margin: 0 auto 0.65rem;
  box-sizing: border-box;
  border: 1px solid var(--desk-gold-border);
  border-radius: 14px;
  padding: 0.55rem 0.75rem !important;
  font-size: 0.85rem;
}

/* Stage content centered column */
body[data-phase-room] #cu-stage,
body[data-phase-room] [data-shell-stage] {
  max-width: var(--desk-max) !important;
  width: 100% !important;
  margin-left: auto !important;
  margin-right: auto !important;
  box-sizing: border-box !important;
}
body[data-phase-room] #cu-stage > * {
  max-width: 100% !important;
  width: 100% !important;
  box-sizing: border-box !important;
}
body[data-phase-room] #cu-stage [class*="card"],
body[data-phase-room] #cu-stage section,
body[data-phase-room] #cu-stage article {
  border-color: var(--desk-gold-border) !important;
  max-width: 100% !important;
}

/* Fixed bottom tools — compact, single row scroll */
.cu-desk-bottom-nav {
  position: fixed !important;
  left: 50% !important;
  right: auto !important;
  bottom: 0 !important;
  top: auto !important;
  transform: translateX(-50%);
  z-index: 200 !important;
  display: flex !important;
  flex-wrap: nowrap !important;
  gap: 0.3rem;
  justify-content: center;
  align-items: center;
  padding: 0.4rem 0.5rem calc(0.4rem + env(safe-area-inset-bottom));
  margin: 0 !important;
  width: min(var(--desk-max), 100%);
  max-width: 100%;
  box-sizing: border-box;
  border-top: 1px solid var(--desk-gold-border);
  border-radius: 16px 16px 0 0;
  background: rgba(10, 18, 14, 0.96) !important;
  backdrop-filter: blur(12px);
  box-shadow: 0 -6px 20px rgba(0, 0, 0, 0.28);
  overflow-x: auto;
  scrollbar-width: none;
}
html[data-theme="light"] .cu-desk-bottom-nav {
  background: rgba(255, 252, 245, 0.97) !important;
}
.cu-desk-bottom-nav::-webkit-scrollbar { display: none; }
.cu-desk-bottom-nav a {
  flex: 0 0 auto;
  min-height: 36px !important;
  height: auto !important;
  width: auto !important;
  min-width: 0 !important;
  padding: 0.3rem 0.75rem !important;
  border-radius: 999px !important;
  text-decoration: none;
  color: inherit;
  font-weight: 700;
  font-size: 0.75rem !important;
  white-space: nowrap;
  border: 1px solid var(--desk-gold-border);
  display: inline-flex;
  align-items: center;
  background: transparent;
  box-shadow: none !important;
}
.cu-desk-bottom-nav a.primary {
  background: #1e7d5e;
  color: #fff !important;
  border-color: transparent;
}

body[data-phase-room] .cu-continue,
body[data-phase-room] #cu-continue {
  display: none !important;
}

/* Desktop: slightly wider reading column, still centered */
@media (min-width: 768px) {
  :root {
    --desk-max: min(52rem, 100%);
  }
  body[data-phase-room] main.cu-wrap {
    padding-left: 1.25rem !important;
    padding-right: 1.25rem !important;
  }
  body[data-phase-room] .cu-pills {
    justify-content: center !important;
    flex-wrap: wrap !important;
    overflow-x: visible !important;
  }
  body[data-phase-room] .cu-pills a {
    min-height: 36px !important;
    font-size: 0.8rem !important;
    padding: 0.35rem 0.85rem !important;
  }
}

/* Very small phones */
@media (max-width: 380px) {
  body[data-phase-room] .cu-pills a,
  .cu-desk-bottom-nav a {
    font-size: 0.7rem !important;
    padding: 0.28rem 0.55rem !important;
  }
}