/* ---------- Set course cockpit page ---------- */

html:has(.course-body) {
  height: 100%;
}

.course-body {
  background-color: #041722;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

.course-body header {
  flex-shrink: 0;
}

.cockpit {
  --panel-bg: rgba(8, 30, 46, 0.72);
  --panel-border: rgba(66, 208, 224, 0.35);
  --accent: #3ad4e6;
  --accent-warm: #ffb020;
  --text-dim: #82aabb;
  --digit-green: #3dffa0;
  --digit-amber: #ffc266;

  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  padding: 0.85rem;
  display: grid;
  gap: 0.85rem;
  grid-template-columns: minmax(230px, 1fr) minmax(240px, 1.35fr) minmax(
      230px,
      1fr
    );
  grid-template-rows: auto 1fr auto;
  grid-template-areas:
    "compass instruments autopilot"
    ".       boat        ."
    "map     boat        router";
  background:
    radial-gradient(
      ellipse at 50% 45%,
      rgba(20, 90, 120, 0.35) 0%,
      rgba(4, 23, 34, 0) 60%
    ),
    linear-gradient(180deg, #03121d 0%, #0a2b42 45%, #041722 100%);
  color: #d7ecf2;
  font-family: "Share Tech Mono", "Segoe UI", monospace;
  overflow: hidden;
}

.panel {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  box-shadow:
    0 0 18px rgba(58, 212, 230, 0.08) inset,
    0 4px 14px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(6px);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.panel-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.85;
  margin-bottom: 0.4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ---------- Compass (top left) ---------- */

.compass-panel {
  grid-area: compass;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.compass {
  position: relative;
  width: 100%;
  height: 128px;
  border-radius: 8px;
  background: linear-gradient(
    180deg,
    #030d14 0%,
    #0a2634 42%,
    #0e3143 50%,
    #0a2634 58%,
    #030d14 100%
  );
  border: 1px solid #163947;
  box-shadow: inset 0 0 14px rgba(0, 0, 0, 0.6);
  overflow: hidden;
}

.compass-window {
  position: absolute;
  inset: 0;
  overflow: hidden;
  /* fade the tape out near the edges of the window, like looking through
     a narrow slot at a cylinder rather than a flat strip */
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent 0%,
    black 12%,
    black 88%,
    transparent 100%
  );
  mask-image: linear-gradient(
    90deg,
    transparent 0%,
    black 12%,
    black 88%,
    transparent 100%
  );
}

.compass-tape {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  will-change: transform;
}

.tape-tick {
  position: absolute;
  bottom: 10px;
  width: 1.5px;
  background: rgba(215, 236, 242, 0.55);
  transform: translateX(-50%);
}

.tape-tick.tick-mid {
  width: 2px;
  background: rgba(225, 240, 245, 0.85);
}

.tape-tick.tick-major {
  width: 3px;
  background: #ffffff;
  box-shadow: 0 0 3px rgba(255, 255, 255, 0.5);
}

.tape-tick.tick-cardinal {
  width: 2px;
  background: var(--accent);
  box-shadow: 0 0 6px rgba(58, 212, 230, 0.6);
}

/* Row 1: the numeric degree scale */
.tape-label {
  position: absolute;
  top: 6px;
  transform: translateX(-50%);
  font-size: 1.05rem;
  font-weight: 600;
  color: #ffffff;
  white-space: nowrap;
  font-family: "Share Tech Mono", monospace;
}

/* Row 2: cardinal / intercardinal letters, below the numbers */
.tape-cardinal-label {
  position: absolute;
  top: 30px;
  transform: translateX(-50%);
  white-space: nowrap;
  font-family: "Share Tech Mono", monospace;
}

.tape-cardinal-label.cardinal-primary {
  color: #ff5a4e;
  font-weight: 700;
  font-size: 1.1rem;
}

.tape-cardinal-label.cardinal-inter {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.95rem;
}

.tape-cardinal-label.cardinal-fine {
  color: var(--accent);
  opacity: 0.7;
  font-weight: 600;
  font-size: 0.66rem;
}

.compass-lubber-line {
  position: absolute;
  top: 0;
  left: 50%;
  width: 2px;
  height: 100%;
  background: #ff3b3b;
  transform: translateX(-50%);
  box-shadow: 0 0 8px rgba(255, 59, 59, 0.85);
  pointer-events: none;
}

.compass-lubber-line::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid #ff3b3b;
  transform: translateX(-50%);
}

.compass-heading-readout {
  margin-top: 0.5rem;
  text-align: center;
  font-size: 1.3rem;
  letter-spacing: 0.08em;
  color: var(--digit-green);
  text-shadow: 0 0 8px rgba(61, 255, 160, 0.6);
}

/* ---------- Instruments (top middle) ---------- */

.instruments-panel {
  grid-area: instruments;
}

.gnx-cluster {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: center;
}

.gnx-display {
  background: #05121a;
  border: 1px solid #163947;
  border-radius: 8px;
  padding: 0.5rem 0.65rem;
  flex: 1;
  min-width: 150px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.gnx-header {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  margin-bottom: 0.3rem;
}

.wind-dial {
  width: min(110px, 26vw);
  aspect-ratio: 1 / 1;
}

.wind-dial-face {
  fill: #071e29;
  stroke: #1c4a5b;
  stroke-width: 1.5;
}

#wind-ticks line {
  stroke: rgba(215, 236, 242, 0.4);
}

.wind-cardinal {
  fill: var(--text-dim);
  font-size: 11px;
  text-anchor: middle;
  font-family: "Share Tech Mono", monospace;
}

.wind-boat-outline {
  fill: rgba(215, 236, 242, 0.1);
  stroke: rgba(215, 236, 242, 0.5);
  stroke-width: 1.5;
}

.wind-needle {
  fill: var(--accent-warm);
  filter: drop-shadow(0 0 4px rgba(255, 176, 32, 0.8));
}

.wind-hub {
  fill: #d7ecf2;
}

.gnx-subrow {
  margin-top: 0.35rem;
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
}

.gnx-sub-label {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.gnx-sub-value {
  font-size: 1.2rem;
  color: var(--digit-amber);
  text-shadow: 0 0 6px rgba(255, 194, 102, 0.6);
}

.gnx-sub-unit {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.gnx-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem 0.9rem;
  width: 100%;
}

.gnx-cell {
  text-align: center;
}

.gnx-cell-wide {
  grid-column: 1 / -1;
}

.gnx-cell-label {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

.gnx-cell-value {
  font-size: 1.35rem;
  color: var(--digit-green);
  text-shadow: 0 0 6px rgba(61, 255, 160, 0.6);
  line-height: 1.3;
}

.gnx-cell-value.gnx-time {
  font-size: 1.15rem;
  color: var(--digit-amber);
  text-shadow: 0 0 6px rgba(255, 194, 102, 0.6);
}

.gnx-cell-unit {
  font-size: 0.65rem;
  color: var(--text-dim);
}

/* ---------- Autopilot (top right) ---------- */

.autopilot-panel {
  grid-area: autopilot;
  align-items: center;
}

.autopilot {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.autopilot-readout {
  width: 100%;
  max-width: 220px;
  background: #05121a;
  border: 1px solid #163947;
  border-radius: 8px;
  padding: 0.35rem 0.6rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.autopilot-readout-set {
  border-color: rgba(255, 176, 32, 0.5);
}

.autopilot-label {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
}

.autopilot-digits {
  font-size: 1.7rem;
  color: var(--digit-green);
  text-shadow: 0 0 8px rgba(61, 255, 160, 0.6);
}

.autopilot-digits::after {
  content: "\00B0";
}

.autopilot-digits-set {
  color: var(--digit-amber);
  text-shadow: 0 0 8px rgba(255, 194, 102, 0.6);
}

.autopilot-buttons {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
  width: 100%;
  max-width: 220px;
}

.ap-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-family: inherit;
  padding: 0.55rem 0;
  border-radius: 6px;
  border: 1px solid #2b5567;
  background: linear-gradient(180deg, #123241 0%, #0a1f29 100%);
  color: var(--accent);
  cursor: pointer;
  transition:
    transform 0.05s ease,
    background 0.15s ease;
}

.ap-arrow {
  width: 0;
  height: 0;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
}

.ap-arrow-left {
  border-right: 12px solid var(--accent);
}

.ap-arrow-right {
  border-left: 12px solid var(--accent);
}

.ap-btn:hover {
  background: linear-gradient(180deg, #17475b 0%, #0d2733 100%);
}

.ap-btn:active {
  transform: translateY(1px) scale(0.97);
  background: #1c5468;
}

.autopilot-status {
  margin-top: 0.15rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--digit-green);
}

/* ---------- Boat (center) ---------- */

.boat-stage {
  grid-area: boat;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  min-width: 0;
  pointer-events: none;
}

.boat-image {
  height: 100%;
  max-height: 100%;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.45));
}

/* ---------- Track map (bottom left) ---------- */

.map-panel {
  grid-area: map;
}

#course-map {
  flex: 1;
  min-height: 160px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #163947;
}

/* ---------- Weather router (bottom right) ---------- */

.router-panel {
  grid-area: router;
}

.router-next {
  font-size: 0.66rem;
  color: var(--text-dim);
  text-transform: none;
  letter-spacing: 0;
}

.router-message {
  flex: 1;
  background: #05121a;
  border: 1px solid #163947;
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.router-message-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}

.router-badge {
  background: rgba(58, 212, 230, 0.15);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  font-size: 0.62rem;
  letter-spacing: 0.08em;
}

.router-message-body {
  margin: 0;
  flex: 1;
  overflow-y: auto;
  white-space: pre-wrap;
  font-family: "Share Tech Mono", monospace;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--digit-amber);
  text-shadow: 0 0 4px rgba(255, 194, 102, 0.35);
}

/* ---------- Hidden values reveal ---------- */

.reveal-btn {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 50;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(8, 30, 46, 0.85);
  border: 1px solid var(--panel-border);
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  opacity: 0.55;
  transition:
    opacity 0.15s ease,
    color 0.15s ease;
}

.reveal-btn:hover {
  opacity: 1;
  color: var(--accent);
}

.reveal-panel {
  position: fixed;
  right: 16px;
  bottom: 58px;
  z-index: 50;
  width: 240px;
  background: rgba(6, 22, 33, 0.95);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(6px);
  font-family: "Share Tech Mono", monospace;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition:
    opacity 0.2s ease,
    transform 0.2s ease;
}

.reveal-panel.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.reveal-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
  border-bottom: 1px solid #163947;
  padding-bottom: 0.35rem;
}

.reveal-panel-sub {
  font-size: 0.6rem;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-dim);
}

.reveal-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 0.6rem;
  margin: 0;
}

.reveal-list dt {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.reveal-list dd {
  margin: 0;
  text-align: right;
  font-size: 0.85rem;
  color: var(--digit-amber);
  text-shadow: 0 0 4px rgba(255, 194, 102, 0.35);
}

/* ---------- Advance controls (bottom center) ---------- */

.advance-controls {
  position: fixed;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  z-index: 50;
  display: flex;
  gap: 0.6rem;
}

.advance-btn {
  font-family: inherit;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  padding: 0.5rem 0.9rem;
  border-radius: 8px;
  border: 1px solid #2b5567;
  background: rgba(8, 30, 46, 0.85);
  color: var(--accent);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(6px);
  transition:
    transform 0.05s ease,
    background 0.15s ease,
    opacity 0.15s ease;
}

.advance-btn:hover:not(:disabled) {
  background: linear-gradient(180deg, #17475b 0%, #0d2733 100%);
}

.advance-btn:active:not(:disabled) {
  transform: translateY(1px) scale(0.97);
  background: #1c5468;
}

.advance-btn:disabled {
  opacity: 0.45;
  cursor: default;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .course-body {
    height: auto;
    overflow: visible;
  }

  .cockpit {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto auto auto;
    grid-template-areas:
      "compass"
      "instruments"
      "autopilot"
      "boat"
      "map"
      "router";
    min-height: auto;
    overflow: visible;
  }

  .boat-stage {
    min-height: 280px;
  }

  .boat-image {
    height: 280px;
  }

  #course-map {
    min-height: 220px;
  }
}