:root {
  color-scheme: dark;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top, rgba(85, 221, 196, 0.14), transparent 34%),
    linear-gradient(180deg, #06131f 0%, #030712 100%);
  color: #ecfff8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(2, 7, 13, 0.58) 0%, rgba(2, 6, 13, 0.82) 100%),
    radial-gradient(circle at 15% 20%, rgba(246, 166, 76, 0.14), transparent 20%),
    radial-gradient(circle at 85% 10%, rgba(67, 156, 247, 0.16), transparent 26%),
    url("./bg/bg_main.jpg") center center / cover no-repeat fixed,
    linear-gradient(180deg, #07131d 0%, #02060d 100%);
  overflow: hidden;
}

body[data-view="menu"] {
  background: url("./bg/bg_index.jpg") center center / cover no-repeat fixed;
}

body[data-view="game"] {
  background:
    linear-gradient(180deg, rgba(2, 7, 13, 0.58) 0%, rgba(2, 6, 13, 0.82) 100%),
    radial-gradient(circle at 15% 20%, rgba(246, 166, 76, 0.14), transparent 20%),
    radial-gradient(circle at 85% 10%, rgba(67, 156, 247, 0.16), transparent 26%),
    url("./bg/bg_main.jpg") center center / cover no-repeat fixed,
    linear-gradient(180deg, #07131d 0%, #02060d 100%);
}

.menu-shell {
  min-height: 100vh;
  display: grid;
  place-items: start center;
  padding: 24px;
}

.menu-shell__actions {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: calc(70vh - 52px);
}

.menu-button,
.game-frame__settings-button,
.settings-close,
.settings-binding-button {
  appearance: none;
  border: 1px solid rgba(121, 240, 208, 0.24);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.12) 0, rgba(121, 240, 208, 0.12) 1px, transparent 1px),
    rgba(6, 16, 27, 0.94);
  color: #ecfff8;
  font: inherit;
  letter-spacing: 0.06em;
}

.menu-button,
.settings-close {
  min-height: 44px;
  padding: 10px 16px;
  font-size: 0.92rem;
  cursor: pointer;
}

.menu-button--start {
  min-width: 220px;
  min-height: 56px;
  font-size: 1rem;
  border-color: rgba(121, 240, 208, 0.68);
  box-shadow:
    0 0 0 1px rgba(121, 240, 208, 0.18),
    0 0 18px rgba(121, 240, 208, 0.28),
    0 0 42px rgba(54, 188, 255, 0.22);
  text-shadow:
    0 0 10px rgba(121, 240, 208, 0.45),
    0 0 22px rgba(54, 188, 255, 0.2);
}

.menu-button--secondary {
  min-width: 116px;
  min-height: 44px;
  padding: 10px 16px;
  font-size: 0.88rem;
  border-color: rgba(121, 240, 208, 0.36);
  box-shadow:
    0 0 0 1px rgba(121, 240, 208, 0.08),
    0 0 14px rgba(54, 188, 255, 0.12);
}

.menu-button:hover,
.game-frame__settings-button:hover,
.settings-close:hover,
.settings-binding-button:hover {
  border-color: rgba(121, 240, 208, 0.48);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.18) 0, rgba(121, 240, 208, 0.18) 1px, transparent 1px),
    rgba(8, 20, 34, 0.98);
}

.menu-button:active,
.game-frame__settings-button:active,
.settings-close:active,
.settings-binding-button:active {
  transform: translateY(1px);
}

.app-shell {
  width: min(1248px, calc(100vw - 20px));
  margin: 0 auto;
  padding: 10px 0 12px;
  display: grid;
  grid-template-columns: 814px minmax(360px, 404px);
  gap: 12px;
  align-content: start;
  align-items: start;
  min-height: 100vh;
}

body[data-view="menu"] .app-shell {
  display: none;
}

body[data-view="game"] .menu-shell {
  display: none;
}

.info-column {
  display: grid;
  gap: 10px;
  align-content: start;
}

.panel-card {
  position: relative;
  overflow: hidden;
  padding: 16px 18px;
  background:
    linear-gradient(180deg, rgba(14, 28, 42, 0.96), rgba(6, 14, 24, 0.98));
  border: 1px solid rgba(121, 240, 208, 0.18);
  box-shadow:
    0 6px 18px rgba(0, 0, 0, 0.22),
    inset 0 0 0 1px rgba(70, 140, 190, 0.08);
}

.panel-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 108px;
  height: 2px;
  background: linear-gradient(90deg, rgba(121, 240, 208, 0.72), rgba(121, 240, 208, 0));
  pointer-events: none;
}

.hero {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: 14px 16px 15px;
}

.eyebrow {
  margin: 0;
  color: #79f0d0;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.7rem, 2.3vw, 2.5rem);
  line-height: 1.02;
  white-space: nowrap;
}

.lede {
  margin: 0;
  color: rgba(236, 255, 248, 0.78);
  line-height: 1.42;
  font-size: 0.88rem;
  white-space: nowrap;
}

.game-frame {
  position: relative;
  width: 814px;
  padding: 5px;
  border: 1px solid rgba(121, 240, 208, 0.16);
  overflow: visible;
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.16) 0, rgba(121, 240, 208, 0.16) 2px, transparent 2px),
    rgba(3, 10, 18, 0.9);
  box-shadow:
    0 6px 20px rgba(0, 0, 0, 0.3),
    inset 0 0 0 1px rgba(72, 148, 198, 0.08);
}

.game-frame__settings-button {
  position: absolute;
  right: 8px;
  bottom: 8px;
  min-height: 36px;
  padding: 8px 14px;
  cursor: pointer;
  z-index: 6;
  font-size: 0.84rem;
}

body[data-view="menu"] .game-frame__settings-button {
  display: none;
}

.game-stage {
  position: relative;
  width: 800px;
  height: 600px;
}

#game-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.game-dom-hud {
  position: absolute;
  inset: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}

.game-dom-hud[data-status="paused"],
.game-dom-hud[data-status="gameover"],
.game-dom-hud[data-status="victory"] {
  opacity: 0;
  visibility: hidden;
}

.victory-overlay {
  position: absolute;
  inset: 0;
  z-index: 8;
}

.victory-overlay__backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at center, rgba(121, 240, 208, 0.16), transparent 42%),
    linear-gradient(180deg, rgba(2, 10, 16, 0.34), rgba(2, 7, 13, 0.74));
  backdrop-filter: blur(1.5px);
}

.victory-overlay__panel {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(520px, calc(100% - 64px));
  padding: 24px 26px 22px;
  transform: translate(-50%, -50%);
  text-align: center;
  background:
    linear-gradient(180deg, rgba(10, 28, 34, 0.95), rgba(5, 13, 22, 0.98));
  border: 1px solid rgba(121, 240, 208, 0.34);
  box-shadow:
    0 0 0 1px rgba(121, 240, 208, 0.12),
    0 0 26px rgba(121, 240, 208, 0.22),
    0 0 62px rgba(255, 213, 109, 0.12);
}

.victory-overlay__panel::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, rgba(121, 240, 208, 0.9), rgba(255, 213, 109, 0.42));
}

.victory-overlay__eyebrow,
.victory-overlay__goal,
.victory-overlay__hint {
  margin: 0;
}

.victory-overlay__eyebrow {
  color: #79f0d0;
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.victory-overlay__title {
  margin: 12px 0 8px;
  color: #f4fff8;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: 0.08em;
  text-shadow:
    0 0 18px rgba(121, 240, 208, 0.34),
    0 0 34px rgba(255, 213, 109, 0.16);
}

.victory-overlay__goal {
  color: rgba(236, 255, 248, 0.72);
  font-size: 0.92rem;
  letter-spacing: 0.06em;
}

.victory-overlay__score {
  margin: 20px 0 18px;
  padding: 14px 12px;
  color: #79f0d0;
  font-size: clamp(1.2rem, 2.2vw, 1.75rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  border: 1px solid rgba(121, 240, 208, 0.18);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.1) 0, rgba(121, 240, 208, 0.1) 1px, transparent 1px),
    rgba(255, 255, 255, 0.04);
}

.victory-overlay__button {
  appearance: none;
  min-width: 220px;
  min-height: 48px;
  padding: 10px 18px;
  border: 1px solid rgba(121, 240, 208, 0.48);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.16) 0, rgba(121, 240, 208, 0.16) 1px, transparent 1px),
    rgba(6, 16, 27, 0.96);
  color: #ecfff8;
  font: inherit;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  box-shadow:
    0 0 0 1px rgba(121, 240, 208, 0.14),
    0 0 20px rgba(121, 240, 208, 0.18),
    0 0 42px rgba(255, 213, 109, 0.08);
}

.victory-overlay__button:hover {
  border-color: rgba(121, 240, 208, 0.72);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.22) 0, rgba(121, 240, 208, 0.22) 1px, transparent 1px),
    rgba(8, 20, 34, 0.98);
}

.victory-overlay__button:active {
  transform: translateY(1px);
}

.victory-overlay__hint {
  margin-top: 14px;
  color: rgba(236, 255, 248, 0.64);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
}

.result-overlay {
  position: absolute;
  inset: 0;
  z-index: 9;
}

.result-overlay__backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at center, rgba(121, 240, 208, 0.08), transparent 40%),
    linear-gradient(180deg, rgba(2, 8, 14, 0.42), rgba(2, 7, 13, 0.82));
  backdrop-filter: blur(2px);
}

.result-overlay__panel {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(456px, calc(100% - 52px));
  padding: 22px 24px 20px;
  transform: translate(-50%, -50%);
  background:
    linear-gradient(180deg, rgba(11, 24, 36, 0.96), rgba(5, 12, 20, 0.98));
  border: 1px solid rgba(121, 240, 208, 0.26);
  box-shadow:
    0 0 0 1px rgba(121, 240, 208, 0.1),
    0 0 28px rgba(3, 11, 18, 0.36);
}

.result-overlay__panel::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, rgba(255, 106, 136, 0.72), rgba(121, 240, 208, 0.3));
}

.result-overlay__eyebrow,
.result-overlay__title,
.result-overlay__reason,
.result-overlay__score,
.result-overlay__status,
.result-overlay__hint {
  margin: 0;
}

.result-overlay__eyebrow {
  color: #ff9ab0;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.result-overlay__title {
  margin-top: 10px;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: 0.08em;
}

.result-overlay__reason {
  margin-top: 10px;
  color: rgba(236, 255, 248, 0.72);
  line-height: 1.45;
  font-size: 0.9rem;
}

.result-overlay__score {
  margin-top: 16px;
  padding: 12px 14px;
  border: 1px solid rgba(121, 240, 208, 0.16);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.08) 0, rgba(121, 240, 208, 0.08) 1px, transparent 1px),
    rgba(255, 255, 255, 0.03);
  color: #79f0d0;
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.result-overlay__form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 108px;
  gap: 10px;
  margin-top: 16px;
  align-items: end;
}

.result-overlay__field,
.settings-text-field {
  display: grid;
  gap: 8px;
}

.result-overlay__field span,
.settings-text-field span {
  color: rgba(236, 255, 248, 0.72);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

.result-overlay__field input,
.settings-text-field input {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid rgba(121, 240, 208, 0.18);
  background: rgba(5, 13, 22, 0.94);
  color: #ecfff8;
  font: inherit;
}

.result-overlay__field input:focus,
.settings-text-field input:focus {
  outline: none;
  border-color: rgba(121, 240, 208, 0.44);
  box-shadow: 0 0 0 1px rgba(121, 240, 208, 0.14);
}

.result-overlay__button {
  appearance: none;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid rgba(121, 240, 208, 0.28);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.12) 0, rgba(121, 240, 208, 0.12) 1px, transparent 1px),
    rgba(6, 16, 27, 0.96);
  color: #ecfff8;
  font: inherit;
  letter-spacing: 0.06em;
  cursor: pointer;
}

.result-overlay__button:hover:not(:disabled) {
  border-color: rgba(121, 240, 208, 0.48);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.18) 0, rgba(121, 240, 208, 0.18) 1px, transparent 1px),
    rgba(8, 20, 34, 0.98);
}

.result-overlay__button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.result-overlay__status {
  margin-top: 12px;
  color: rgba(236, 255, 248, 0.72);
  font-size: 0.82rem;
}

.result-overlay__status.is-success {
  color: #79f0d0;
}

.result-overlay__status.is-error {
  color: #ff9ab0;
}

.result-overlay__hint {
  margin-top: 12px;
  color: rgba(236, 255, 248, 0.56);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.hud-panel {
  position: absolute;
  overflow: hidden;
  padding: 12px 14px;
  background:
    linear-gradient(180deg, rgba(14, 28, 42, 0.94), rgba(6, 14, 24, 0.97));
  border: 1px solid rgba(121, 240, 208, 0.18);
  box-shadow:
    0 6px 18px rgba(0, 0, 0, 0.18),
    inset 0 0 0 1px rgba(70, 140, 190, 0.08);
}

.hud-panel::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 96px;
  height: 2px;
  background: linear-gradient(90deg, rgba(121, 240, 208, 0.72), rgba(121, 240, 208, 0));
}

.swarm-hud {
  top: 2.33%;
  left: 42.25%;
  width: 19.25%;
  height: 39.33%;
}

.launch-sequence {
  top: 2.33%;
  left: 63%;
  width: 34.75%;
  height: 39.33%;
}

.mission-feed {
  top: 44%;
  left: 42.25%;
  width: 55.5%;
  height: 12.67%;
}

.life-hud {
  top: 58%;
  left: 42.25%;
  width: 55.5%;
  min-height: 14.33%;
  height: auto;
}

.hud-panel__title {
  margin: 0 0 10px;
  color: #79f0d0;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
}

.hud-metric-list {
  display: grid;
  gap: 8px;
}

.hud-metric {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: baseline;
}

.hud-metric__label {
  color: rgba(236, 255, 248, 0.56);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
}

.hud-metric__value {
  color: #ecfff8;
  font-size: 0.86rem;
  font-weight: 700;
}

.launch-sequence__content {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 12px;
  align-items: start;
}

.launch-sequence__standby {
  display: grid;
  gap: 8px;
}

.launch-sequence__standby-title {
  color: rgba(236, 255, 248, 0.56);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.launch-sequence__standby-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.hud-piece-preview {
  display: grid;
  gap: 6px;
}

.hud-piece-preview__label {
  color: rgba(236, 255, 248, 0.64);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
}

.hud-piece-preview__board {
  position: relative;
  width: 64px;
  height: 54px;
  border: 1px solid rgba(121, 240, 208, 0.16);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.08) 0, rgba(121, 240, 208, 0.08) 1px, transparent 1px),
    rgba(255, 255, 255, 0.04);
}

.hud-piece-preview.is-current .hud-piece-preview__board {
  width: 72px;
  height: 72px;
}

.hud-piece-preview__cell {
  position: absolute;
  left: calc(6px + var(--piece-x) * 12px);
  top: calc(6px + var(--piece-y) * 12px);
  width: 10px;
  height: 10px;
  background: var(--piece-color);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.hud-piece-preview.is-current .hud-piece-preview__cell {
  left: calc(8px + var(--piece-x) * 14px);
  top: calc(8px + var(--piece-y) * 14px);
  width: 12px;
  height: 12px;
}

.hud-piece-preview__board.is-empty {
  display: grid;
  place-items: center;
}

.hud-piece-preview__empty {
  color: rgba(236, 255, 248, 0.34);
  font-size: 0.72rem;
}

.mission-feed__message {
  margin: 0;
  line-height: 1.35;
  font-size: 0.84rem;
}

.mission-feed__message.is-warning {
  color: #ffae57;
}

.mission-feed__message.is-muted {
  color: rgba(236, 255, 248, 0.72);
}

.life-hud {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "label . value"
    "hearts hearts hearts"
    "status status status"
    "legend legend legend";
  gap: 4px 10px;
}

.life-hud__label {
  grid-area: label;
  color: rgba(236, 255, 248, 0.72);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
}

.life-hud__value {
  grid-area: value;
  justify-self: end;
  color: #79f0d0;
  font-size: 0.8rem;
  font-weight: 700;
}

.life-hud__hearts {
  grid-area: hearts;
  display: inline-flex;
  gap: 4px;
}

.life-hud__heart {
  color: rgba(236, 255, 248, 0.18);
  font-size: 0.96rem;
  line-height: 1;
  text-shadow: 0 0 0 rgba(0, 0, 0, 0);
}

.life-hud__heart.is-filled {
  color: #ff6a88;
  text-shadow: 0 0 12px rgba(255, 106, 136, 0.34);
}

.life-hud__status {
  grid-area: status;
  margin-top: 2px;
  color: rgba(236, 255, 248, 0.56);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.life-hud__legend {
  grid-area: legend;
  display: grid;
  gap: 5px;
  margin-top: 4px;
  padding-top: 7px;
  border-top: 1px solid rgba(121, 240, 208, 0.12);
}

.life-hud__legend-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.life-hud__legend-icon {
  position: relative;
  width: 14px;
  height: 14px;
  flex: 0 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.life-hud__legend-icon.is-enemy {
  background: #ff6a88;
}

.life-hud__legend-icon.is-enemy::before {
  content: "";
  position: absolute;
  inset: 3px;
  background: rgba(21, 8, 18, 0.82);
  transform: rotate(45deg);
}

.life-hud__legend-icon.is-healer {
  background: #64e5a3;
}

.life-hud__legend-icon.is-healer::before,
.life-hud__legend-icon.is-healer::after {
  content: "";
  position: absolute;
  background: rgba(14, 42, 25, 0.92);
}

.life-hud__legend-icon.is-healer::before {
  width: 2px;
  height: 8px;
  left: 5px;
  top: 2px;
}

.life-hud__legend-icon.is-healer::after {
  width: 8px;
  height: 2px;
  left: 2px;
  top: 5px;
}

.life-hud__legend-label {
  color: rgba(236, 255, 248, 0.68);
  font-size: 0.74rem;
  letter-spacing: 0.03em;
}

.settings-overlay {
  position: fixed;
  inset: 0;
  z-index: 30;
}

.settings-overlay__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 7, 13, 0.74);
  backdrop-filter: blur(4px);
}

.settings-panel {
  position: relative;
  width: min(820px, calc(100vw - 48px));
  max-height: min(680px, calc(100vh - 40px));
  margin: 20px auto;
  padding: 20px 22px 22px;
  overflow: auto;
  z-index: 1;
}

.settings-panel__header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.settings-panel__eyebrow {
  margin: 0 0 6px;
  color: #79f0d0;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.settings-panel__title {
  margin: 0;
  font-size: 1.6rem;
}

.settings-panel__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.settings-block {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid rgba(121, 240, 208, 0.16);
  background:
    linear-gradient(180deg, rgba(10, 24, 38, 0.78), rgba(5, 12, 20, 0.92));
}

.settings-block h3 {
  margin: 0;
  color: #79f0d0;
  font-size: 0.92rem;
  letter-spacing: 0.08em;
}

.settings-block__hint {
  margin: 0;
  color: rgba(236, 255, 248, 0.7);
  line-height: 1.45;
  font-size: 0.82rem;
}

.settings-text-field input {
  min-height: 36px;
}

.settings-binding-grid {
  display: grid;
  gap: 10px;
}

.settings-binding-row {
  display: grid;
  grid-template-columns: 1fr 180px;
  gap: 12px;
  align-items: center;
}

.settings-binding-label {
  color: rgba(236, 255, 248, 0.84);
  font-size: 0.86rem;
}

.settings-binding-button {
  min-height: 38px;
  padding: 8px 10px;
  cursor: pointer;
  justify-self: stretch;
}

.settings-binding-button.is-capturing {
  border-color: rgba(255, 174, 87, 0.58);
  color: #ffae57;
}

.settings-toggle,
.settings-range {
  display: grid;
  gap: 8px;
  color: rgba(236, 255, 248, 0.84);
  font-size: 0.86rem;
}

.settings-toggle {
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 10px;
}

.settings-toggle input {
  width: 16px;
  height: 16px;
}

.settings-range input[type="range"] {
  width: 100%;
  accent-color: #79f0d0;
}

.controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  align-content: start;
}

.control-card {
  padding: 13px 15px 14px;
}

.control-card h2 {
  margin: 0 0 7px;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  color: #79f0d0;
}

.control-card p {
  margin: 0 0 6px;
  color: rgba(236, 255, 248, 0.84);
  line-height: 1.38;
  font-size: 0.86rem;
}

.leaderboard-card {
  min-height: 220px;
  max-height: 304px;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
}

.leaderboard-card__header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.leaderboard-card__header h2 {
  margin: 0 0 7px;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  color: #79f0d0;
}

.leaderboard-card__status {
  margin: 0 0 10px;
  color: rgba(236, 255, 248, 0.68);
  font-size: 0.8rem;
}

.leaderboard-card__list {
  display: grid;
  gap: 6px;
  min-height: 0;
  overflow: auto;
  padding-right: 4px;
}

.leaderboard-card__button {
  appearance: none;
  min-height: 30px;
  padding: 5px 10px;
  border: 1px solid rgba(121, 240, 208, 0.24);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.12) 0, rgba(121, 240, 208, 0.12) 1px, transparent 1px),
    rgba(6, 16, 27, 0.96);
  color: #ecfff8;
  font: inherit;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  white-space: nowrap;
}

.leaderboard-card__button:hover {
  border-color: rgba(121, 240, 208, 0.48);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.18) 0, rgba(121, 240, 208, 0.18) 1px, transparent 1px),
    rgba(8, 20, 34, 0.98);
}

.leaderboard-overlay {
  position: fixed;
  inset: 0;
  z-index: 29;
}

.leaderboard-overlay__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 7, 13, 0.74);
  backdrop-filter: blur(4px);
}

.leaderboard-overlay__panel {
  position: relative;
  width: min(760px, calc(100vw - 48px));
  max-height: min(680px, calc(100vh - 40px));
  margin: 20px auto;
  padding: 20px 22px 22px;
  overflow: hidden;
  z-index: 1;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
}

.leaderboard-overlay__header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.leaderboard-overlay__eyebrow {
  margin: 0 0 6px;
  color: #79f0d0;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.leaderboard-overlay__title {
  margin: 0;
  font-size: 1.6rem;
}

.leaderboard-overlay__status {
  margin: 0 0 12px;
  color: rgba(236, 255, 248, 0.68);
  font-size: 0.84rem;
}

.leaderboard-overlay__list {
  display: grid;
  gap: 6px;
  min-height: 0;
  overflow: auto;
  padding-right: 6px;
}

.leaderboard-card__empty {
  margin: 0;
  color: rgba(236, 255, 248, 0.48);
  font-size: 0.84rem;
}

.leaderboard-row {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 7px 8px;
  border: 1px solid rgba(121, 240, 208, 0.1);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.06) 0, rgba(121, 240, 208, 0.06) 1px, transparent 1px),
    rgba(255, 255, 255, 0.02);
}

.leaderboard-row__rank {
  color: rgba(121, 240, 208, 0.9);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

.leaderboard-row__name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: rgba(236, 255, 248, 0.9);
  font-size: 0.84rem;
}

.leaderboard-row__score {
  color: rgba(236, 255, 248, 0.76);
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
}

kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2em;
  padding: 0.14em 0.38em;
  border: 1px solid rgba(121, 240, 208, 0.24);
  background:
    linear-gradient(180deg, rgba(121, 240, 208, 0.12) 0, rgba(121, 240, 208, 0.12) 1px, transparent 1px),
    rgba(255, 255, 255, 0.06);
  box-shadow:
    inset 0 0 0 1px rgba(68, 126, 172, 0.12),
    0 2px 6px rgba(0, 0, 0, 0.16);
  font-size: 0.78em;
}

@media (min-width: 1200px) {
  body {
    overflow: hidden;
  }
}

@media (max-width: 1200px) {
  .app-shell {
    width: min(100vw - 18px, 860px);
    min-height: auto;
    padding-top: 16px;
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .game-frame {
    width: 100%;
    justify-self: center;
  }

  .game-stage {
    width: min(100%, 800px);
    height: auto;
    aspect-ratio: 4 / 3;
  }

  .menu-shell__actions,
  .settings-panel__grid {
    grid-template-columns: 1fr;
  }

  .menu-shell__actions {
    display: grid;
    width: min(100%, 320px);
    margin-top: calc(70vh - 52px);
  }

  .settings-binding-row {
    grid-template-columns: 1fr;
  }

  .game-frame__settings-button {
    right: 8px;
    bottom: 8px;
  }
}