/*
 * Learning Arcade flagship presentation layer.
 * Gameplay IDs, state classes, and data hooks stay owned by each game.
 */

html:has(body.arcade-flagship-page) {
  color-scheme: dark;
  background: #07101d;
}

body.arcade-flagship-page {
  margin: 0;
  overflow-x: hidden;
  background: #07101d;
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0.14);
}

.arcade-flagship-page .flagship-skip-link {
  position: fixed;
  inset-block-start: max(8px, env(safe-area-inset-top));
  inset-inline-start: max(8px, env(safe-area-inset-left));
  z-index: 10000;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border: 2px solid #fff;
  border-radius: 8px;
  background: #06111f;
  color: #fff;
  font-weight: 900;
  text-decoration: none;
  transform: translateY(calc(-100% - 18px));
  transition: transform 140ms ease;
}

.arcade-flagship-page .flagship-skip-link:focus-visible {
  transform: translateY(0);
}

.arcade-flagship-page :is(
  #game-coordinate-conquest,
  #game-function-forge,
  #game-proof-chain,
  #game-equation-auction
) {
  isolation: isolate;
  overflow-wrap: anywhere;
  padding-block-end: env(safe-area-inset-bottom);
}

.arcade-flagship-page :is(
  #game-coordinate-conquest,
  #game-function-forge,
  #game-proof-chain,
  #game-equation-auction
) :is(button, a, input, select) {
  min-height: 44px;
  touch-action: manipulation;
}

.arcade-flagship-page :is(
  #game-coordinate-conquest,
  #game-function-forge,
  #game-proof-chain,
  #game-equation-auction
) :is(button, a, input, select):focus-visible {
  outline: 3px solid #fff;
  outline-offset: 3px;
  box-shadow: 0 0 0 6px rgba(91, 214, 255, 0.42);
}

.arcade-flagship-page :is(
  #game-coordinate-conquest,
  #game-function-forge,
  #game-proof-chain,
  #game-equation-auction
) :is(input, select):focus-visible {
  border-color: #fff;
}

.arcade-flagship-page :is(
  #game-coordinate-conquest,
  #game-function-forge,
  #game-proof-chain,
  #game-equation-auction
) :is(h1, h2, h3) {
  text-wrap: balance;
}

.arcade-flagship-page :is(
  #game-coordinate-conquest,
  #game-function-forge,
  #game-proof-chain,
  #game-equation-auction
) p {
  text-wrap: pretty;
}

.arcade-flagship-page :is(
  #game-coordinate-conquest,
  #game-function-forge,
  #game-proof-chain,
  #game-equation-auction
) :is(
  .cc-code, .cc-stat b,
  .ff-code, .ff-stat b, .ff-score,
  .pc-code, .pc-stat b, .pc-score,
  .ea-code, .ea-stat b, .ea-score
) {
  font-variant-numeric: tabular-nums;
}

.arcade-flagship-page :is(
  #game-coordinate-conquest,
  #game-function-forge,
  #game-proof-chain,
  #game-equation-auction
) :is(
  .cc-alert, .cc-sync-status,
  .ff-alert,
  .pc-alert,
  .ea-alert
):not(:empty) {
  min-height: 44px;
  display: flex;
  align-items: center;
  padding: 9px 12px;
  border: 1px solid currentColor;
  border-radius: 8px;
  background: rgba(4, 10, 22, 0.78);
}

/* Coordinate Conquest — illuminated strategy map. */
#game-coordinate-conquest {
  --cc-cyan: #65e6ff;
  --cc-mint: #63f4c7;
  --cc-gold: #ffd47a;
  background-color: #071221;
  background-image:
    linear-gradient(rgba(101, 230, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(101, 230, 255, 0.055) 1px, transparent 1px),
    radial-gradient(circle at 14% 8%, rgba(36, 174, 214, 0.28), transparent 31%),
    radial-gradient(circle at 88% 24%, rgba(59, 226, 173, 0.18), transparent 29%),
    linear-gradient(145deg, #06101d, #0b1830 58%, #071a1b);
  background-size: 38px 38px, 38px 38px, auto, auto, auto;
}

#game-coordinate-conquest::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 32%, transparent 0 74px, rgba(101, 230, 255, 0.12) 75px 76px, transparent 77px 100%),
    radial-gradient(circle at 84% 64%, transparent 0 122px, rgba(99, 244, 199, 0.09) 123px 124px, transparent 125px 100%);
}

#game-coordinate-conquest .cc-stage,
#game-coordinate-conquest .cc-panel,
#game-coordinate-conquest .cc-board-wrap {
  border-color: rgba(101, 230, 255, 0.3);
  background: rgba(6, 15, 30, 0.9);
  box-shadow: 0 20px 60px rgba(0, 4, 14, 0.42), inset 0 1px rgba(255, 255, 255, 0.04);
}

#game-coordinate-conquest .cc-stage {
  position: relative;
}

#game-coordinate-conquest .cc-stage::after {
  content: "MAP // ACTIVE";
  position: absolute;
  inset-block-start: 14px;
  inset-inline-end: 16px;
  color: rgba(101, 230, 255, 0.5);
  font-family: var(--font-mono, monospace);
  font-size: 0.64rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  pointer-events: none;
}

#game-coordinate-conquest .cc-title {
  color: #f5fbff;
  text-shadow: 0 10px 44px rgba(67, 208, 255, 0.18);
}

#game-coordinate-conquest :is(.cc-subtitle, .cc-muted, .cc-mode-card span, .cc-label) {
  color: #c6d7e9;
}

#game-coordinate-conquest .cc-kicker,
#game-coordinate-conquest .cc-code {
  color: var(--cc-cyan);
}

#game-coordinate-conquest .cc-mode-card {
  min-height: 128px;
  border-color: rgba(101, 230, 255, 0.24);
  background: linear-gradient(145deg, rgba(19, 40, 66, 0.92), rgba(7, 20, 37, 0.92));
  transition: transform 150ms ease, border-color 150ms ease, background-color 150ms ease;
}

#game-coordinate-conquest .cc-mode-card strong {
  color: #fff;
}

#game-coordinate-conquest .cc-btn-primary {
  background: linear-gradient(120deg, var(--cc-mint), var(--cc-cyan));
}

/* Function Forge — engineered heat, graph paper, and molten output. */
#game-function-forge {
  --ff-ember: #ffb454;
  --ff-molten: #ff786e;
  --ff-mint: #65efc4;
  background:
    radial-gradient(circle at 52% -8%, rgba(255, 120, 110, 0.31), transparent 34%),
    radial-gradient(circle at 8% 40%, rgba(101, 239, 196, 0.16), transparent 27%),
    linear-gradient(155deg, #07111c 0%, #171018 52%, #071b1b 100%);
}

#game-function-forge::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(112deg, transparent 0 58px, rgba(255, 180, 84, 0.045) 59px 60px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 28%);
}

#game-function-forge .ff-shell {
  position: relative;
  z-index: 1;
}

#game-function-forge .ff-stage,
#game-function-forge .ff-panel {
  border-color: rgba(255, 180, 84, 0.24);
  background: rgba(7, 13, 24, 0.9);
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.4), inset 0 1px rgba(255, 255, 255, 0.04);
}

#game-function-forge .ff-stage {
  border-top: 3px solid var(--ff-ember);
}

#game-function-forge .ff-stage::after {
  content: "";
  position: absolute;
  inset: auto 18px 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--ff-molten), var(--ff-ember), transparent);
  box-shadow: 0 -12px 44px rgba(255, 120, 110, 0.5);
}

#game-function-forge .ff-title {
  color: #fff6e4;
  letter-spacing: -0.035em;
}

#game-function-forge :is(.ff-copy, .ff-muted, .ff-mode span, .ff-label, .ff-meta) {
  color: #c7d2e2;
}

#game-function-forge .ff-kicker {
  color: var(--ff-mint);
}

#game-function-forge .ff-mode {
  min-height: 132px;
  background: linear-gradient(145deg, rgba(30, 30, 43, 0.96), rgba(13, 21, 31, 0.94));
  border-color: rgba(255, 180, 84, 0.26);
}

#game-function-forge .ff-mode strong {
  color: #fff1d5;
}

#game-function-forge .ff-primary {
  background: linear-gradient(120deg, var(--ff-mint), #70b8ff);
}

#game-function-forge .ff-warm {
  background: linear-gradient(120deg, var(--ff-ember), var(--ff-molten));
}

/* Proof Chain — geometry blueprint with a visible deduction path. */
#game-proof-chain {
  --pc-blue: #74b9ff;
  --pc-violet: #b8a3ff;
  --pc-proof: #f7d879;
  background-color: #071326;
  background-image:
    linear-gradient(rgba(116, 185, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(116, 185, 255, 0.06) 1px, transparent 1px),
    radial-gradient(circle at 76% 12%, rgba(184, 163, 255, 0.2), transparent 30%),
    linear-gradient(145deg, #071224, #0b1c35 56%, #0b1428);
  background-size: 28px 28px, 28px 28px, auto, auto;
}

#game-proof-chain::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(126deg, transparent 0 58%, rgba(247, 216, 121, 0.1) 58.1% 58.3%, transparent 58.4%);
}

#game-proof-chain .pc-shell {
  position: relative;
  z-index: 1;
}

#game-proof-chain .pc-stage,
#game-proof-chain .pc-panel {
  border-color: rgba(116, 185, 255, 0.3);
  background: rgba(6, 17, 35, 0.91);
  box-shadow: 0 22px 70px rgba(1, 5, 16, 0.42), inset 0 1px rgba(255, 255, 255, 0.04);
}

#game-proof-chain .pc-stage {
  border-inline-start: 4px solid var(--pc-proof);
}

#game-proof-chain .pc-title {
  color: #f4f8ff;
  letter-spacing: -0.035em;
}

#game-proof-chain :is(.pc-copy, .pc-muted, .pc-mode span, .pc-label, .pc-meta) {
  color: #c8d5e7;
}

#game-proof-chain .pc-kicker {
  color: var(--pc-blue);
}

#game-proof-chain .pc-mode {
  min-height: 132px;
  background: linear-gradient(145deg, rgba(25, 43, 73, 0.92), rgba(8, 21, 43, 0.94));
  border-color: rgba(116, 185, 255, 0.28);
}

#game-proof-chain .pc-mode strong {
  color: #fff6cf;
}

#game-proof-chain .pc-primary {
  background: linear-gradient(120deg, var(--pc-blue), var(--pc-violet));
  color: #07101e;
}

/* Equation Auction — a modern auction ledger with brass and burgundy. */
#game-equation-auction {
  --ea-brass: #ffd279;
  --ea-rose: #ff889d;
  --ea-ink: #2a0b19;
  background:
    radial-gradient(circle at 80% 8%, rgba(255, 210, 121, 0.21), transparent 28%),
    radial-gradient(circle at 10% 52%, rgba(255, 136, 157, 0.16), transparent 30%),
    linear-gradient(145deg, #100b16, #240d1c 55%, #091522);
}

#game-equation-auction::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, transparent 0 45px, rgba(255, 210, 121, 0.045) 46px 47px),
    radial-gradient(circle at 50% 0, rgba(255, 255, 255, 0.035), transparent 42%);
}

#game-equation-auction .ea-shell {
  position: relative;
  z-index: 1;
}

#game-equation-auction .ea-stage,
#game-equation-auction .ea-panel {
  border-color: rgba(255, 210, 121, 0.29);
  background: rgba(21, 9, 22, 0.91);
  box-shadow: 0 24px 72px rgba(4, 1, 8, 0.48), inset 0 1px rgba(255, 255, 255, 0.04);
}

#game-equation-auction .ea-stage {
  border-block: 2px solid rgba(255, 210, 121, 0.64);
  position: relative;
}

#game-equation-auction .ea-stage::after {
  content: "LOT 01";
  position: absolute;
  inset-block-start: 15px;
  inset-inline-end: 17px;
  color: rgba(255, 210, 121, 0.58);
  font-family: var(--font-mono, monospace);
  font-size: 0.64rem;
  font-weight: 900;
  letter-spacing: 0.17em;
  pointer-events: none;
}

#game-equation-auction .ea-title {
  color: #fff7e8;
  letter-spacing: -0.035em;
}

#game-equation-auction :is(.ea-copy, .ea-muted, .ea-mode span, .ea-label, .ea-meta) {
  color: #d9cbd4;
}

#game-equation-auction .ea-kicker,
#game-equation-auction .ea-code {
  color: var(--ea-brass);
}

#game-equation-auction .ea-mode {
  min-height: 132px;
  border-color: rgba(255, 210, 121, 0.27);
  background: linear-gradient(145deg, rgba(55, 19, 38, 0.92), rgba(22, 12, 28, 0.94));
}

#game-equation-auction .ea-mode strong {
  color: #fff1cc;
}

#game-equation-auction .ea-primary {
  background: linear-gradient(120deg, var(--ea-brass), #ffad69);
  color: #23100b;
}

@media (hover: hover) and (pointer: fine) {
  #game-coordinate-conquest :is(.cc-back, .cc-btn, .cc-mode-card):hover,
  #game-function-forge :is(.ff-back, .ff-btn, .ff-mode, .ff-choice, .ff-action):hover,
  #game-proof-chain :is(.pc-back, .pc-btn, .pc-mode, .pc-choice, .pc-action):hover,
  #game-equation-auction :is(.ea-back, .ea-btn, .ea-mode, .ea-choice, .ea-action):hover {
    filter: brightness(1.12);
  }
}

@media (max-width: 680px) {
  .arcade-flagship-page :is(
    #game-coordinate-conquest .cc-shell,
    #game-function-forge .ff-shell,
    #game-proof-chain .pc-shell,
    #game-equation-auction .ea-shell
  ) {
    width: min(100% - 20px, 1220px);
    padding-block-start: 14px;
  }

  .arcade-flagship-page :is(
    #game-coordinate-conquest .cc-topbar,
    #game-function-forge .ff-topbar,
    #game-proof-chain .pc-topbar,
    #game-equation-auction .ea-topbar
  ) {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .arcade-flagship-page :is(
    #game-function-forge .ff-topbar > .ff-alert,
    #game-proof-chain .pc-topbar > .pc-alert,
    #game-equation-auction .ea-topbar > .ea-alert
  ) {
    grid-column: 1 / -1;
    margin-block-start: 0;
  }

  .arcade-flagship-page :is(
    #game-coordinate-conquest .cc-stage,
    #game-coordinate-conquest .cc-panel,
    #game-function-forge .ff-stage,
    #game-function-forge .ff-panel,
    #game-proof-chain .pc-stage,
    #game-proof-chain .pc-panel,
    #game-equation-auction .ea-stage,
    #game-equation-auction .ea-panel
  ) {
    padding: 16px;
    backdrop-filter: none;
  }

  .arcade-flagship-page :is(
    #game-coordinate-conquest .cc-title,
    #game-function-forge .ff-title,
    #game-proof-chain .pc-title,
    #game-equation-auction .ea-title
  ) {
    font-size: clamp(2.45rem, 13vw, 3.6rem);
    line-height: 0.98;
  }

  .arcade-flagship-page :is(
    #game-coordinate-conquest .cc-mode-grid,
    #game-function-forge .ff-mode-grid,
    #game-proof-chain .pc-mode-grid,
    #game-equation-auction .ea-mode-grid
  ) {
    grid-template-columns: 1fr;
  }

  .arcade-flagship-page :is(
    #game-coordinate-conquest .cc-mode-card,
    #game-function-forge .ff-mode,
    #game-proof-chain .pc-mode,
    #game-equation-auction .ea-mode
  ) {
    min-height: 112px;
  }

  .arcade-flagship-page :is(
    #game-coordinate-conquest .cc-actions,
    #game-coordinate-conquest .cc-join-row,
    #game-function-forge .ff-row,
    #game-proof-chain .pc-row,
    #game-equation-auction .ea-row
  ) > :is(button, a) {
    flex: 1 1 148px;
  }

  #game-coordinate-conquest .cc-form-grid {
    grid-template-columns: 1fr;
  }

  #game-coordinate-conquest .cc-form-grid > * {
    grid-column: auto !important;
  }

  #game-coordinate-conquest .cc-join-row {
    display: flex;
    flex-wrap: wrap;
  }

  .arcade-flagship-page :is(
    #game-coordinate-conquest .cc-stage::after,
    #game-equation-auction .ea-stage::after
  ) {
    content: none !important;
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .arcade-flagship-page *,
  .arcade-flagship-page *::before,
  .arcade-flagship-page *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}