* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  color: var(--fg);
  font-family: var(--font-ui);
  -webkit-font-smoothing: antialiased;
  image-rendering: auto;
}

body {
  background:
    radial-gradient(circle at 16% 14%, rgba(88, 132, 255, 0.16), transparent 44%),
    radial-gradient(circle at 84% 76%, rgba(190, 124, 255, 0.12), transparent 42%),
    linear-gradient(90deg, rgba(120, 140, 208, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(120, 140, 208, 0.06) 1px, transparent 1px),
    linear-gradient(165deg, var(--sky-a) 0%, var(--sky-b) 56%, var(--sky-c) 100%);
  background-size: auto, auto, 22px 22px, 22px 22px, auto;
}

.app {
  position: relative;
  width: 100vw;
  height: 100vh;
}

#worldCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  cursor: crosshair;
}

.scanline {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(162, 186, 245, 0.03) 0,
      rgba(162, 186, 245, 0.03) 1px,
      rgba(255, 255, 255, 0) 2px,
      rgba(255, 255, 255, 0) 3px
    );
  mix-blend-mode: screen;
  opacity: 0.46;
}

.hud {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}

.panel {
  border: 1px solid var(--border);
  background: var(--panel-bg);
  box-shadow:
    0 0 0 1px rgba(8, 14, 26, 0.72) inset,
    0 12px 28px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(6px);
  pointer-events: auto;
}

.topbar {
  position: absolute;
  top: 8px;
  left: 8px;
  right: 8px;
  padding: 10px 11px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
}

.title {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  text-shadow: 0 0 18px rgba(158, 184, 255, 0.34);
}

.objective {
  margin: 4px 0 0;
  font-size: 11px;
  line-height: 1.35;
  color: var(--ink-soft);
  font-family: var(--font-body);
  max-width: 60ch;
}

.status-stack {
  min-width: 210px;
  display: grid;
  gap: 5px;
}

.status {
  margin: 0;
  font-size: 11px;
  line-height: 1.35;
  text-align: right;
  font-family: var(--font-body);
}

.audio-controls {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}

.mission-panel {
  position: absolute;
  right: 8px;
  bottom: 8px;
  width: min(340px, calc(100vw - 16px));
  padding: 11px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(10, 16, 30, 0.92), rgba(8, 13, 24, 0.78));
}

h2,
.subhead {
  margin: 0 0 7px;
  font-size: 11px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.subhead {
  margin-top: 8px;
}

.meta {
  margin: 0;
  font-size: 11px;
  line-height: 1.35;
  color: var(--ink-soft);
  font-family: var(--font-body);
}

.body {
  margin: 0;
  font-size: 12px;
  line-height: 1.43;
  font-family: var(--font-body);
}

.bullets {
  margin: 6px 0;
  padding-left: 16px;
  font-size: 11px;
  line-height: 1.32;
  max-height: none;
  overflow: hidden;
}

.bullets:empty {
  display: none;
}

.bullets li + li {
  margin-top: 3px;
}

.controls-row {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}

.controls-row .btn {
  flex: 1 1 88px;
}

.options {
  margin-top: 6px;
  display: grid;
  gap: 5px;
}

.track-row {
  margin-top: 9px;
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.feed-list {
  margin: 7px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 5px;
  max-height: 120px;
  overflow: auto;
}

.feed-item {
  border-left: 2px solid rgba(132, 165, 244, 0.45);
  padding-left: 7px;
  line-height: 1.32;
  font-family: var(--font-body);
  font-size: 10px;
}

.feed-item strong {
  display: block;
  font-family: var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.mobile-nav {
  position: absolute;
  left: 8px;
  bottom: 8px;
  padding: 8px;
  display: none;
}

.dpad {
  display: grid;
  grid-template-columns: repeat(3, 38px);
  grid-template-rows: repeat(3, 34px);
  gap: 5px;
  width: max-content;
}

.pad {
  border: 1px solid var(--border);
  background: var(--panel-bg-strong);
  color: var(--fg);
  font-family: var(--font-ui);
  font-size: 9px;
  text-transform: uppercase;
}

.pad:active {
  background: #2c2233;
  color: #fff;
}

.pad-up {
  grid-column: 2;
  grid-row: 1;
}

.pad-left {
  grid-column: 1;
  grid-row: 2;
}

.pad-enter {
  grid-column: 2;
  grid-row: 2;
}

.pad-right {
  grid-column: 3;
  grid-row: 2;
}

.pad-down {
  grid-column: 2;
  grid-row: 3;
}

.hint {
  margin: 6px 0 0;
  font-size: 9px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: center;
}

.btn {
  border: 1px solid var(--border);
  background: var(--panel-bg-strong);
  color: var(--fg);
  padding: 7px 9px;
  font-family: var(--font-ui);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background-color 120ms ease,
    color 120ms ease,
    transform 120ms ease,
    border-color 120ms ease,
    box-shadow 120ms ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 1px rgba(7, 11, 20, 0.84) inset;
}

.btn:hover,
.btn:focus-visible {
  outline: none;
  background: rgba(21, 35, 64, 0.95);
  border-color: rgba(173, 201, 255, 0.72);
  color: #f8fbff;
  box-shadow:
    0 0 0 1px rgba(159, 188, 247, 0.42) inset,
    0 0 18px rgba(111, 154, 255, 0.24);
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(1px);
}

.btn[disabled],
.btn.muted,
.btn[aria-disabled='true'] {
  opacity: 0.48;
  pointer-events: none;
}

@media (max-width: 960px) {
  .topbar {
    left: 6px;
    right: 6px;
    top: 6px;
  }

  .status {
    text-align: left;
  }

  .audio-controls {
    justify-content: flex-start;
  }

  .mission-panel {
    right: 6px;
    bottom: 6px;
    width: min(320px, calc(100vw - 12px));
  }

  .mobile-nav {
    left: 6px;
    bottom: 6px;
    display: block;
  }
}

@media (max-width: 640px) {
  .topbar {
    padding: 6px 7px;
  }

  .objective {
    max-width: 46ch;
  }

  .mission-panel {
    width: min(292px, calc(100vw - 12px));
  }
}