/* stage-43-calendar-sheet-framing: cinematic frame for the Focus calendar. */

.calendar-sheet {
  --stage43-frame-border: color-mix(in srgb, #fff 28%, var(--calendar-season-accent, var(--primary)) 10%);
  --stage43-header-glass: rgba(255, 255, 255, 0.20);
  --stage43-header-border: rgba(255, 255, 255, 0.24);
  border-radius: clamp(26px, 3vw, 36px);
  border: 1px solid var(--stage43-frame-border);
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 255, 255, 0.15), transparent 32%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.045)),
    var(--calendar-season-gradient);
  box-shadow:
    0 34px 90px rgba(32, 25, 19, 0.22),
    0 0 52px color-mix(in srgb, var(--calendar-season-accent, var(--primary)) 16%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
  padding: clamp(14px, 1.6vw, 22px);
}

.calendar-sheet::before {
  filter: saturate(1.18) contrast(1.08) brightness(1.03);
}

.calendar-sheet::after {
  background:
    radial-gradient(circle at 14% 8%, rgba(255, 255, 255, 0.18), transparent 26%),
    radial-gradient(circle at 78% 18%, color-mix(in srgb, var(--calendar-season-accent, #d89a3d) 24%, transparent), transparent 34%),
    linear-gradient(180deg, rgba(12, 12, 11, 0.13), rgba(12, 12, 11, 0.25) 46%, rgba(12, 12, 11, 0.18)),
    var(--calendar-season-noise);
}

.calendar-sheet .sheet-head {
  position: relative;
  grid-template-columns: 42px minmax(0, 1fr) 42px;
  gap: 6px;
  width: min(100%, 520px);
  justify-self: center;
  margin-inline: auto;
  margin-bottom: clamp(14px, 2vw, 22px);
  border: 1px solid var(--stage43-header-border);
  border-radius: 999px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0.12)),
    color-mix(in srgb, var(--stage43-header-glass) 78%, transparent);
  box-shadow:
    0 18px 42px rgba(0, 0, 0, 0.13),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
  padding: 10px;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.calendar-sheet .sheet-head::before {
  content: "";
  position: absolute;
  inset: 2px;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.18), transparent 58%);
  opacity: 0.86;
}

.calendar-sheet .sheet-head > * {
  position: relative;
  z-index: 1;
}

.calendar-sheet .sheet-head p {
  font-size: 0.72rem;
  text-transform: none;
}

.calendar-sheet .sheet-head h2 {
  font-size: clamp(1.28rem, 1.55vw, 1.65rem);
  white-space: nowrap;
}

.calendar-sheet .round-control {
  width: 42px;
  height: 42px;
  border-color: rgba(255, 255, 255, 0.30);
  background: rgba(255, 255, 255, 0.22);
  box-shadow:
    0 12px 28px rgba(0, 0, 0, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.20);
}

.calendar-sheet .round-control:hover {
  background: rgba(255, 255, 255, 0.31);
  box-shadow:
    0 16px 34px rgba(0, 0, 0, 0.18),
    0 0 24px color-mix(in srgb, var(--calendar-season-accent, var(--primary)) 22%, transparent);
}

.calendar-sheet .weekdays {
  align-items: center;
  gap: clamp(2px, 0.45vw, 5px);
  min-height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.13);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16);
  padding: 0 clamp(8px, 1vw, 12px);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.calendar-sheet .calendar-grid {
  margin-top: 9px;
}

:root[data-theme="dark"] .calendar-sheet {
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow:
    0 34px 90px rgba(0, 0, 0, 0.34),
    0 0 52px color-mix(in srgb, var(--calendar-season-accent, var(--primary)) 15%, transparent);
}

:root[data-theme="dark"] .calendar-sheet .sheet-head,
:root[data-theme="dark"] .calendar-sheet .weekdays {
  background: rgba(19, 23, 34, 0.34);
  border-color: rgba(255, 255, 255, 0.13);
}

@media (max-width: 760px) {
  .calendar-sheet {
    border-radius: 26px;
    padding: 12px;
  }

  .calendar-sheet .sheet-head {
    grid-template-columns: 40px minmax(0, 1fr) 40px;
    width: 100%;
    padding: 8px;
    border-radius: 24px;
  }

  .calendar-sheet .round-control {
    width: 40px;
    height: 40px;
  }

  .calendar-sheet .sheet-head h2 {
    font-size: clamp(1.35rem, 7vw, 1.85rem);
  }

  .calendar-sheet .weekdays {
    min-height: 34px;
    border-radius: 18px;
    padding-inline: 6px;
  }

  .calendar-sheet .calendar-grid {
    margin-top: 7px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .calendar-sheet,
  .calendar-sheet::before,
  .calendar-sheet .sheet-head,
  .calendar-sheet .round-control {
    transition: none;
  }

  .calendar-sheet .round-control:hover {
    transform: none;
  }
}