/**
 * Planetarium Field — night-safe handheld sky instrument
 * Development work by David Lane
 * Scoped to body.plan-field; does not restyle the theater.
 */

html.plan-field-html,
body.plan-field {
  height: 100%;
  height: 100dvh;
  overflow: hidden;
  background: #000;
  overscroll-behavior: none;
}

body.plan-field.plan-page {
  --plan-field-ink: #07040a;
  --plan-field-phosphor: #ff6a4a;
  --plan-field-dim: #3a120e;
  --plan-field-gold: #e8c36a;
  --plan-field-sheet: #12080a;
  --plan-field-ui-opacity: 0.7;
  --plan-ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  min-height: 100dvh;
  margin: 0;
  padding: 0;
  font-family: Outfit, system-ui, sans-serif;
  font-size: 16px;
  color: #ffc8b8;
  background: #000;
}

body.plan-field[data-night='dim'] {
  --plan-field-phosphor: #c9a090;
  --plan-field-dim: #1a1210;
  --plan-field-sheet: #141010;
  color: rgba(232, 220, 210, 0.92);
}

body.plan-field[data-night='deep'] {
  --plan-field-phosphor: #ff5535;
  --plan-field-dim: #2a0a08;
  --plan-field-sheet: #0c0404;
  color: #ff9a88;
}

/* Never CSS-filter the WebGL sky on Field */
body.plan-field.plan-night-vision .plan-stage,
body.plan-field .plan-stage--field {
  filter: none !important;
}

body.plan-field.plan-night-vision.plan-page,
body.plan-field.plan-night-vision .plan-wrap {
  background: #000 !important;
  color: inherit !important;
}

.plan-field .plan-stage--field {
  position: fixed;
  inset: 0;
  z-index: 1;
  min-height: 100dvh;
  border: 0;
  border-radius: 0;
  background: #000;
  overflow: hidden;
}

.plan-field .plan-sky-gpu,
.plan-field .plan-sky {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.plan-field .plan-dome-rim {
  pointer-events: none;
}

/* —— HUD —— */
.plan-field-hud {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  padding:
    max(0.5rem, env(safe-area-inset-top, 0px))
    max(0.65rem, env(safe-area-inset-right, 0px))
    0.35rem
    max(0.65rem, env(safe-area-inset-left, 0px));
  pointer-events: none;
  opacity: var(--plan-field-ui-opacity, 0.7);
}

.plan-field-hud > * {
  pointer-events: auto;
}

.plan-field-hud__when {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.4rem;
  margin: 0;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(255, 106, 74, 0.35);
  border-radius: 999px;
  background: rgba(7, 4, 10, 0.88);
  color: inherit;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.plan-field-hud__loc,
.plan-field-hud__status {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}

.plan-field-hud__status:empty,
.plan-field-hud__sep:has(+ .plan-field-hud__status:empty) {
  display: none;
}

.plan-field-hud__tools {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex: 0 0 auto;
}

.plan-field-fov {
  padding: 0.4rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 106, 74, 0.3);
  background: rgba(7, 4, 10, 0.88);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--plan-field-phosphor);
  cursor: pointer;
  user-select: none;
}

.plan-field-zenith {
  min-width: 3.5rem;
  min-height: 2.75rem;
  padding: 0.4rem 0.65rem;
  border-radius: 0.85rem;
  border: 1px solid rgba(255, 106, 74, 0.4);
  background: rgba(7, 4, 10, 0.9);
  color: var(--plan-field-phosphor);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}

.plan-field-zenith.is-active,
.plan-field-zenith[aria-pressed='true'] {
  background: rgba(255, 106, 74, 0.18);
  color: #ffe0d4;
}

/* —— Pick card above dock —— */
.plan-field .plan-pick {
  left: 0.65rem;
  right: 0.65rem;
  bottom: calc(4.75rem + env(safe-area-inset-bottom, 0px));
  width: auto;
  max-width: none;
  border-color: rgba(255, 106, 74, 0.35);
  background: rgba(18, 8, 10, 0.94);
  opacity: var(--plan-field-ui-opacity, 0.7);
}

.plan-field .plan-pick__name {
  font-family: Fraunces, Georgia, serif;
  color: var(--plan-field-gold);
}

.plan-field-heading {
  position: absolute;
  left: 50%;
  bottom: calc(9.5rem + env(safe-area-inset-bottom, 0px));
  z-index: 8;
  transform: translateX(-50%);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 106, 74, 0.4);
  background: rgba(7, 4, 10, 0.9);
  color: var(--plan-field-phosphor);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
  opacity: var(--plan-field-ui-opacity, 0.7);
}

.plan-field .plan-hint {
  top: calc(4.25rem + env(safe-area-inset-top, 0px));
  opacity: var(--plan-field-ui-opacity, 0.7);
}

/* —— Dock —— */
.plan-field-dock {
  position: fixed;
  left: 50%;
  bottom: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.2rem;
  width: min(26rem, calc(100vw - 1rem));
  transform: translateX(-50%);
  padding:
    0.4rem 0.35rem
    max(0.55rem, env(safe-area-inset-bottom, 0px));
  border: 1px solid rgba(255, 106, 74, 0.35);
  border-bottom: 0;
  border-radius: 1.15rem 1.15rem 0 0;
  background: rgba(7, 4, 10, 0.96);
  opacity: var(--plan-field-ui-opacity, 0.7);
}

.plan-field-dock__btn {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  min-height: 3.5rem;
  min-width: 0;
  padding: 0.35rem 0.2rem;
  border: 0;
  border-radius: 0.85rem;
  background: transparent;
  color: rgba(255, 200, 184, 0.88);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: none;
  cursor: pointer;
}

.plan-field-dock__btn i {
  font-size: 1.25rem;
  color: var(--plan-field-phosphor);
}

.plan-field-dock__btn--carl {
  min-height: 3.85rem;
  background: rgba(255, 106, 74, 0.14);
  color: #ffe8e0;
}

.plan-field-dock__btn[aria-pressed='true'],
.plan-field-dock__btn.is-active {
  background: rgba(255, 106, 74, 0.2);
  color: #fff0ea;
}

.plan-field-dock__btn:focus-visible,
.plan-field-zenith:focus-visible,
.plan-field-hud__when:focus-visible {
  outline: 2px solid var(--plan-field-phosphor);
  outline-offset: 2px;
}

/* —— Bottom sheets (override theater right-edge desk) —— */
.plan-field .plan-sidebar-backdrop {
  display: block;
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(0, 0, 0, 0.4);
}

.plan-field .plan-sidebar-backdrop[hidden] {
  display: none;
}

.plan-field .plan-sidebar.plan-sheet {
  position: fixed;
  top: auto;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 41;
  width: 100%;
  max-width: none;
  height: min(70dvh, 36rem);
  max-height: 92dvh;
  padding:
    0.35rem 0.9rem
    calc(1rem + env(safe-area-inset-bottom, 0px));
  overflow: auto;
  border: 1px solid rgba(255, 106, 74, 0.28);
  border-bottom: 0;
  border-radius: 1.1rem 1.1rem 0 0;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(255, 106, 74, 0.06), transparent 45%),
    var(--plan-field-sheet);
  transform: translateY(104%);
  transition: transform 0.22s var(--plan-ease);
  opacity: 1;
}

.plan-field .plan-sidebar.plan-sheet.is-open {
  transform: none;
}

.plan-field .plan-sidebar.plan-sheet[data-sheet-size='sm'] {
  height: min(42dvh, 22rem);
}

.plan-field .plan-sidebar.plan-sheet[data-sheet-size='lg'] {
  height: min(92dvh, 48rem);
}

.plan-field .plan-sheet__grab {
  width: 2.5rem;
  height: 0.28rem;
  margin: 0.2rem auto 0.55rem;
  border-radius: 999px;
  background: rgba(255, 106, 74, 0.45);
}

.plan-field .plan-sidebar__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.65rem;
}

.plan-field .plan-sidebar__title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--plan-field-phosphor);
}

.plan-field .plan-sidebar__close {
  min-width: 2.75rem;
  min-height: 2.75rem;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 106, 74, 0.12);
  color: var(--plan-field-phosphor);
}

.plan-field .plan-panel {
  background: rgba(58, 18, 14, 0.35);
  border-color: rgba(255, 106, 74, 0.22);
}

.plan-field .plan-panel h2 {
  font-size: 1rem;
  color: var(--plan-field-gold);
}

.plan-field .plan-planets th,
.plan-field .plan-planets td,
.plan-field .plan-asterisms li,
.plan-field .plan-deepsky-list li,
.plan-field .plan-catalog-hits li,
.plan-field .plan-iss-list li,
.plan-field .plan-events-list li {
  min-height: 2.75rem;
  font-size: 0.95rem;
}

.plan-field .plan-catalog-hits button,
.plan-field .plan-iss-hit,
.plan-field .plan-deepsky-hit,
.plan-field .plan-asterisms button {
  min-height: 2.75rem;
  font-size: 0.95rem;
}

.plan-field .form-control {
  min-height: 2.75rem;
  font-size: 1.05rem;
  background: #0c0404;
  border-color: rgba(255, 106, 74, 0.35);
  color: #ffe8e0;
}

.plan-field .plan-btn {
  min-height: 2.75rem;
}

.plan-field .plan-btn--carl {
  width: 100%;
  min-height: 3.25rem;
  font-size: 1rem;
}

.plan-field-time-row,
.plan-field-place-row,
.plan-field-night-levels,
.plan-field-animate__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.75rem;
}

.plan-field-time-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
  margin-bottom: 0.75rem;
}

.plan-field-time-inputs label,
.plan-field-bright-label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255, 180, 160, 0.7);
}

.plan-field-bright-label input[type='range'] {
  width: 100%;
  accent-color: var(--plan-field-phosphor);
}

.plan-field-night-levels .is-active {
  background: rgba(255, 106, 74, 0.22) !important;
  border-color: var(--plan-field-phosphor) !important;
}

.plan-field-animate summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--plan-field-phosphor);
  margin-bottom: 0.45rem;
}

.plan-field .plan-footer-links a {
  color: var(--plan-field-phosphor);
}

/* —— First-run calibrate —— */
.plan-field-calibrate {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 1rem;
  padding-bottom: max(1rem, env(safe-area-inset-bottom, 0px));
  background: rgba(0, 0, 0, 0.55);
}

.plan-field-calibrate[hidden] {
  display: none;
}

.plan-field-calibrate__card {
  width: min(24rem, 100%);
  padding: 1.25rem 1.1rem 1.1rem;
  border-radius: 1.1rem;
  border: 1px solid rgba(255, 106, 74, 0.4);
  background: var(--plan-field-sheet);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.plan-field-calibrate__card h2 {
  margin: 0;
  font-family: Fraunces, Georgia, serif;
  font-size: 1.35rem;
  color: var(--plan-field-gold);
}

.plan-field-calibrate__card p {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  color: rgba(255, 200, 184, 0.82);
}

.plan-field-calibrate__card .plan-btn {
  width: 100%;
}

/* —— Landscape: side rail —— */
@media (orientation: landscape) and (max-height: 520px) {
  .plan-field-dock {
    left: auto;
    right: 0;
    top: 50%;
    bottom: auto;
    width: auto;
    transform: translateY(-50%);
    grid-template-columns: 1fr;
    padding:
      0.35rem
      max(0.4rem, env(safe-area-inset-right, 0px))
      0.35rem
      0.35rem;
    border-radius: 1rem 0 0 1rem;
    border-bottom: 1px solid rgba(255, 106, 74, 0.35);
  }

  .plan-field-dock__btn {
    min-width: 3.25rem;
    min-height: 3rem;
  }

  .plan-field-dock__btn span {
    font-size: 0.58rem;
  }

  .plan-field .plan-pick {
    left: 0.5rem;
    right: auto;
    bottom: auto;
    top: calc(4rem + env(safe-area-inset-top, 0px));
    width: min(16rem, 46vw);
  }

  .plan-field-heading {
    bottom: auto;
    top: calc(4rem + env(safe-area-inset-top, 0px));
    left: auto;
    right: 4.5rem;
    transform: none;
  }

  .plan-field .plan-sidebar.plan-sheet {
    height: min(88dvh, 100%);
    max-width: min(22rem, 55vw);
    left: auto;
    right: 0;
    border-radius: 1rem 0 0 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .plan-field .plan-sidebar.plan-sheet {
    transition: none;
  }
}