/* Sprytdex — dark PWA trading-card theme */

:root {
  --bg-deep: #0a0814;
  --bg-mid: #12101f;
  --bg-card: #1a1729;
  --text: #e8e6f0;
  --text-soft: #a8a4bc;
  --text-muted: #6e6a82;

  --rare: #2b7cd6;
  --rare-glow: rgba(43, 124, 214, 0.45);
  --epic: #8b3fd4;
  --epic-glow: rgba(139, 63, 212, 0.45);
  --legendary: #c47a12;
  --legendary-glow: rgba(196, 122, 18, 0.5);
  --mythic: #d4a82a;
  --mythic-glow: rgba(212, 168, 42, 0.55);

  --success: #2ecc71;
  --success-glow: rgba(46, 204, 113, 0.35);

  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);

  --header-height: 4.5rem;
  --radius-card: 14px;
  --radius-pill: 999px;
  --card-border: rgba(150, 150, 168, 0.38);
  --card-border-hover: rgba(185, 185, 200, 0.55);
  --card-border-glow: rgba(0, 0, 0, 0.35);
  --transition-fast: 0.15s ease;
  --transition-med: 0.25s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg-deep);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.app {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  padding:
    var(--safe-top)
    var(--safe-right)
    var(--safe-bottom)
    var(--safe-left);
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

.app__backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(139, 63, 212, 0.12), transparent 60%),
    radial-gradient(ellipse 60% 40% at 90% 80%, rgba(43, 124, 214, 0.08), transparent 55%),
    radial-gradient(ellipse 50% 35% at 10% 90%, rgba(196, 122, 18, 0.06), transparent 50%),
    linear-gradient(180deg, var(--bg-mid) 0%, var(--bg-deep) 100%);
}

.app__backdrop::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.02) 0%, transparent 1px),
    radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.015) 0%, transparent 1px);
  background-size: 48px 48px, 64px 64px;
  opacity: 0.6;
}

/* ── Header ── */

.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  flex-shrink: 0;
  padding: 0.75rem 1rem;
  background: rgba(18, 16, 31, 0.82);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.app-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1400px;
  margin: 0 auto;
}

.app-header__brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.app-header__logo {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
}

.app-header__title-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.app-header__title {
  margin: 0;
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--text);
}

.app-header__beta {
  flex-shrink: 0;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.15rem 0.38rem;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  line-height: 1;
}

.app-header__subtitle {
  margin: 0;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
}

.app-header__sync {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: none;
  color: var(--text-muted);
}

.app-header__sync-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
}

.app-header__sync[data-state="synced"] .app-header__sync-dot {
  background: var(--success);
  box-shadow: 0 0 6px var(--success-glow);
}

.app-header__sync[data-state="syncing"] .app-header__sync-dot,
.app-header__sync[data-state="pending"] .app-header__sync-dot {
  background: #e0952a;
  animation: sync-pulse 1s ease-in-out infinite;
}

.app-header__sync[data-state="error"] .app-header__sync-dot {
  background: #e74c3c;
}

.app-header__sync[data-state="offline"] .app-header__sync-dot {
  background: #7a7394;
}

@keyframes sync-pulse {
  0%, 100% { opacity: 0.45; }
  50% { opacity: 1; }
}

.app-header__actions {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex-shrink: 0;
}

.app-header__stats {
  display: flex;
  align-items: baseline;
  gap: 0.15rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.app-header__auth {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  background: #5865f2;
  color: #fff;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.app-header__auth:hover {
  filter: brightness(1.06);
}

.app-header__auth--logged-in {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
  overflow: hidden;
}

.app-header__auth--pressing {
  transform: scale(0.92);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.2);
}

.app-header__auth-icon {
  display: block;
}

.app-header__auth-avatar {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  -webkit-user-drag: none;
  user-drag: none;
}

.app-header__auth-initials {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-soft);
}

.auth-menu {
  position: fixed;
  z-index: 250;
  min-width: 7.5rem;
  padding: 0.35rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(165deg, #1e1a30 0%, #14111f 100%);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  animation: modal-rise 0.2s ease;
}

.auth-menu__item {
  display: block;
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-soft);
  text-align: left;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.auth-menu__item:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.app-toast {
  position: fixed;
  z-index: 400;
  left: 50%;
  bottom: calc(1.25rem + var(--safe-bottom));
  transform: translateX(-50%);
  max-width: min(22rem, calc(100vw - 2rem));
  padding: 0.65rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(46, 204, 113, 0.35);
  background: rgba(18, 16, 31, 0.94);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text);
  text-align: center;
  pointer-events: none;
}

.app-toast[hidden] {
  display: none;
}

.app-toast--error {
  border-color: rgba(231, 76, 60, 0.4);
  color: #ffb4ab;
}

.app-header__count {
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--success);
  text-shadow: 0 0 20px var(--success-glow);
}

.app-header__count-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

/* ── Main & Grid ── */

.app-main {
  flex: 1;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1rem 1rem;
}

.pull-refresh {
  position: relative;
}

.pull-refresh__indicator {
  position: absolute;
  top: 0;
  left: 50%;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  background: rgba(18, 16, 31, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-soft);
  transform: translate(-50%, calc(-100% + var(--pull-offset, 0px)));
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

.pull-refresh__indicator--visible {
  opacity: 1;
}

.pull-refresh__indicator--ready {
  color: var(--success);
  border-color: rgba(46, 204, 113, 0.35);
}

.pull-refresh__spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.15);
  border-top-color: var(--success);
  border-radius: 50%;
}

.pull-refresh__indicator--loading .pull-refresh__spinner {
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Quick filters ── */

.quick-filters {
  margin: 0.75rem 0 0.85rem;
}

.quick-filters__scroll {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.quick-filters__group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.quick-filters__chip {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-pill);
  padding: 0.28rem 0.65rem;
  background: rgba(255, 255, 255, 0.04);
  font-family: inherit;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
  -webkit-tap-highlight-color: transparent;
}

.quick-filters__chip--active {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.1);
}

.filter-empty {
  margin: 2rem 0;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.filter-empty[hidden] {
  display: none;
}

.trade-card[hidden] {
  display: none;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 540px) {
  .card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }
}

@media (min-width: 900px) {
  .card-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.1rem;
  }
}

@media (min-width: 1200px) {
  .card-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .app-main {
    padding: 1.25rem 1.5rem;
  }
}

/* ── Trade Card Base ── */

.trade-card {
  position: relative;
  margin: 0;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  transition: transform var(--transition-med);
  perspective: 900px;
}

.trade-card__flip {
  position: relative;
  width: 100%;
  aspect-ratio: 2 / 3;
  transform: rotateY(0deg);
  transform-style: preserve-3d;
  transition: transform 0.45s ease;
}

.trade-card__face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.trade-card__face--front {
  transform: rotateY(0deg) translateZ(1px);
}

.trade-card__face--back {
  transform: rotateY(180deg) translateZ(1px);
}

@media (prefers-reduced-motion: reduce) {
  .trade-card__flip {
    transition: none;
  }
}

.trade-card * {
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

.trade-card--pressing .trade-card__flip {
  animation: card-hold-rumble 0.14s ease-in-out infinite;
}

@keyframes card-hold-rumble {
  0%, 100% {
    transform: scale(0.96) rotate(0deg);
  }
  25% {
    transform: scale(0.965) rotate(-0.35deg);
  }
  75% {
    transform: scale(0.965) rotate(0.35deg);
  }
}

.trade-card__frame {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-card);
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transition: box-shadow var(--transition-med);
}

.trade-card__border {
  position: absolute;
  inset: 0;
  z-index: 3;
  border-radius: inherit;
  pointer-events: none;
  border: 2px solid var(--card-border);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 2px 10px var(--card-border-glow);
  transition: border-color var(--transition-med), box-shadow var(--transition-med);
}

.trade-card--mastered .trade-card__border {
  border-color: rgba(212, 168, 42, 0.62);
  box-shadow:
    inset 0 1px 0 rgba(255, 220, 120, 0.14),
    0 2px 12px rgba(212, 168, 42, 0.28);
}

.trade-card__footer {
  flex-shrink: 0;
  padding-top: 0.35rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.trade-card__name {
  margin: 0;
  font-family: "Bebas Neue", sans-serif;
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.03em;
  line-height: 1.15;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
}

.trade-card__crowns {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.28rem;
  margin-top: 0.25rem;
  min-height: 1.1rem;
}

.trade-card__crown {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #e8c040;
  filter: drop-shadow(0 0 5px rgba(212, 168, 42, 0.55));
}

.trade-card__crown-icon {
  display: block;
}

.trade-card__shine {
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  background: linear-gradient(
    125deg,
    transparent 30%,
    rgba(255, 255, 255, 0.06) 42%,
    rgba(255, 255, 255, 0.14) 50%,
    rgba(255, 255, 255, 0.06) 58%,
    transparent 70%
  );
  transition: opacity var(--transition-med);
}

.trade-card__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 0.55rem;
  border-radius: calc(var(--radius-card) - 2px);
  overflow: hidden;
  background: linear-gradient(
    165deg,
    var(--bg-card) 0%,
    #14111f 45%,
    #0f0d18 100%
  );
}

.trade-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem;
  margin-bottom: 0.4rem;
  flex-shrink: 0;
}

.trade-card__rarity {
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-soft);
}

.trade-card__progress {
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  white-space: nowrap;
}

.trade-card__art {
  position: relative;
  flex: 1;
  display: grid;
  place-items: center;
  min-height: 0;
  margin: 0.15rem 0;
  padding: 0.35rem;
  border-radius: 8px;
  background:
    radial-gradient(ellipse 70% 60% at 50% 55%, rgba(255, 255, 255, 0.04), transparent 70%),
    rgba(0, 0, 0, 0.25);
  overflow: hidden;
  transition: background var(--transition-med);
}

.trade-card__art--gold {
  background:
    radial-gradient(ellipse 70% 60% at 50% 55%, rgba(255, 200, 80, 0.1), transparent 70%),
    rgba(0, 0, 0, 0.25);
}

.trade-card__art--gummy {
  background:
    radial-gradient(ellipse 70% 60% at 50% 55%, rgba(120, 200, 255, 0.1), transparent 70%),
    rgba(0, 0, 0, 0.25);
}

.trade-card__art--galaxy {
  background:
    radial-gradient(ellipse 70% 60% at 50% 55%, rgba(180, 140, 255, 0.12), transparent 70%),
    rgba(0, 0, 0, 0.25);
}

.trade-card__art--locked {
  background:
    radial-gradient(ellipse 70% 60% at 50% 55%, rgba(255, 255, 255, 0.02), transparent 70%),
    rgba(0, 0, 0, 0.45);
}

.trade-card__art img {
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 100%;
  object-fit: contain;
  pointer-events: none;
  -webkit-user-drag: none;
  user-drag: none;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.45));
  transition: transform var(--transition-med), filter var(--transition-med), opacity var(--transition-med);
}

.trade-card--locked .trade-card__art img {
  filter: grayscale(1) brightness(0.42) drop-shadow(0 2px 8px rgba(0, 0, 0, 0.35));
  opacity: 0.55;
}

.trade-card--locked .trade-card__art::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: rgba(8, 6, 16, 0.35);
  pointer-events: none;
}

.trade-card__inner--back {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.trade-card__back-title {
  margin: 0 0 0.25rem;
  font-family: "Bebas Neue", sans-serif;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  line-height: 1.1;
  color: var(--text);
}

.trade-card__back-section {
  margin: 0.45rem 0 0;
  font-size: 0.55rem;
  line-height: 1.4;
  color: var(--text-muted);
}

.trade-card__back-section strong {
  display: block;
  margin-bottom: 0.12rem;
  font-size: 0.52rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.trade-card__collectors {
  margin-top: 0.5rem;
  padding-top: 0.45rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.trade-card__collectors-title {
  margin: 0 0 0.35rem;
  font-size: 0.52rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.trade-card__collectors-note {
  margin: 0.35rem 0 0;
  font-size: 0.52rem;
  line-height: 1.35;
  color: var(--text-muted);
}

.trade-card__collector-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem;
  margin-top: 0.28rem;
}

.trade-card__collector-label {
  font-size: 0.52rem;
  font-weight: 600;
  color: var(--text-muted);
  flex-shrink: 0;
}

.trade-card__collector-avatars {
  min-width: 0;
  text-align: right;
}

.collector-stack {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.15rem;
}

.collector-avatar {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.15);
  flex-shrink: 0;
}

.collector-avatar--fallback {
  display: inline-grid;
  place-items: center;
  font-size: 0.45rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-soft);
}

.collector-avatar--more {
  display: inline-grid;
  place-items: center;
  font-size: 0.45rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
}

.trade-card__flip-hint {
  margin: 0.5rem 0 0;
  font-size: 0.48rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  color: var(--text-muted);
  opacity: 0.7;
}

/* ── Rarity badge colours (card border stays grey) ── */

.trade-card--rare .trade-card__rarity {
  color: var(--rare);
  background: rgba(43, 124, 214, 0.15);
}

.trade-card--rare .trade-card__shine {
  opacity: 1;
  background: linear-gradient(
    125deg,
    transparent 25%,
    rgba(80, 180, 255, 0.08) 38%,
    rgba(180, 220, 255, 0.22) 50%,
    rgba(60, 140, 255, 0.08) 62%,
    transparent 75%
  );
  background-size: 250% 250%;
  animation: holo-shift 4.2s ease-in-out infinite;
}

.trade-card--epic .trade-card__rarity {
  color: var(--epic);
  background: rgba(139, 63, 212, 0.18);
}

.trade-card--epic .trade-card__shine {
  opacity: 1;
  background: linear-gradient(
    125deg,
    transparent 25%,
    rgba(180, 100, 255, 0.08) 38%,
    rgba(220, 180, 255, 0.24) 50%,
    rgba(160, 80, 240, 0.08) 62%,
    transparent 75%
  );
  background-size: 250% 250%;
  animation: holo-shift 3.8s ease-in-out infinite;
}

.trade-card--legendary .trade-card__rarity {
  color: var(--legendary);
  background: rgba(196, 122, 18, 0.2);
}

.trade-card--legendary .trade-card__shine {
  opacity: 1;
  background: linear-gradient(
    125deg,
    transparent 25%,
    rgba(255, 200, 80, 0.08) 38%,
    rgba(255, 240, 180, 0.22) 50%,
    rgba(255, 180, 60, 0.08) 62%,
    transparent 75%
  );
  background-size: 250% 250%;
  animation: holo-shift 4s ease-in-out infinite;
}

.trade-card--mythic .trade-card__rarity {
  color: var(--mythic);
  background: linear-gradient(135deg, rgba(212, 168, 42, 0.25), rgba(255, 220, 100, 0.12));
  text-shadow: 0 0 8px rgba(212, 168, 42, 0.4);
}

.trade-card--mythic .trade-card__shine {
  opacity: 1;
  background: linear-gradient(
    125deg,
    transparent 20%,
    rgba(255, 215, 80, 0.1) 35%,
    rgba(255, 255, 220, 0.28) 48%,
    rgba(200, 160, 255, 0.12) 55%,
    rgba(255, 200, 60, 0.1) 68%,
    transparent 82%
  );
  background-size: 300% 300%;
  animation: holo-shift 3.2s ease-in-out infinite;
}

@keyframes holo-shift {
  0%, 100% {
    background-position: 0% 50%;
    opacity: 0.7;
  }
  50% {
    background-position: 100% 50%;
    opacity: 1;
  }
}

/* ── Complete State ── */

.trade-card--complete .trade-card__progress {
  color: var(--success);
  font-weight: 700;
  text-shadow: 0 0 10px var(--success-glow);
}

.trade-card--complete .trade-card__art {
  background:
    radial-gradient(ellipse 70% 60% at 50% 55%, rgba(46, 204, 113, 0.06), transparent 70%),
    rgba(0, 0, 0, 0.25);
}

/* ── Hover & Focus ── */

@media (hover: hover) {
  .trade-card:hover {
    transform: translateY(-4px) scale(1.02);
  }

  .trade-card:hover .trade-card__frame {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  }

  .trade-card:hover .trade-card__shine {
    opacity: 1;
  }

  .trade-card:hover .trade-card__border {
    border-color: var(--card-border-hover);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.1),
      0 4px 16px rgba(0, 0, 0, 0.45);
  }

  .trade-card--mastered:hover .trade-card__border {
    border-color: rgba(255, 215, 100, 0.82);
    box-shadow:
      inset 0 1px 0 rgba(255, 220, 120, 0.18),
      0 4px 18px rgba(212, 168, 42, 0.38);
  }

  .trade-card:hover .trade-card__art:not(.trade-card__art--locked) img {
    transform: scale(1.05);
    filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.5));
  }

  .trade-card--locked:hover .trade-card__art img {
    transform: scale(1.02);
    filter: grayscale(1) brightness(0.48) drop-shadow(0 2px 8px rgba(0, 0, 0, 0.35));
    opacity: 0.62;
  }
}

.trade-card:focus-visible {
  outline: 2px solid var(--success);
  outline-offset: 3px;
  border-radius: var(--radius-card);
}

/* ── Reduced Motion ── */

@media (prefers-reduced-motion: reduce) {
  .trade-card,
  .trade-card__frame,
  .trade-card__border,
  .trade-card__shine,
  .trade-card__art img {
    transition: none;
  }

  .trade-card--pressing .trade-card__flip {
    animation: none;
    transform: scale(0.96);
  }

  .trade-card--rare .trade-card__shine,
  .trade-card--epic .trade-card__shine,
  .trade-card--legendary .trade-card__shine,
  .trade-card--mythic .trade-card__shine {
    animation: none;
    opacity: 0.5;
  }

  @media (hover: hover) {
    .trade-card:hover {
      transform: none;
    }

    .trade-card:hover .trade-card__art img {
      transform: none;
    }
  }
}

/* ── Sprite Modal ── */

body.modal-open {
  overflow: hidden;
}

.sprite-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: end center;
  padding:
    calc(0.75rem + var(--safe-top))
    calc(0.75rem + var(--safe-right))
    calc(0.75rem + var(--safe-bottom))
    calc(0.75rem + var(--safe-left));
}

.sprite-modal[hidden] {
  display: none;
}

.sprite-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(6, 5, 12, 0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.sprite-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 26rem);
  max-height: min(88dvh, 640px);
  display: flex;
  flex-direction: column;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(165deg, #1e1a30 0%, #14111f 55%, #100e18 100%);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.55);
  overflow: hidden;
  animation: modal-rise 0.28s ease;
}

@keyframes modal-rise {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.sprite-modal__close {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 2;
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-soft);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.sprite-modal__close:hover {
  background: rgba(255, 255, 255, 0.14);
  color: var(--text);
}

.sprite-modal__header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.1rem 1rem 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sprite-modal__hero {
  flex-shrink: 0;
  width: 4.5rem;
  height: 4.5rem;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background:
    radial-gradient(circle at 50% 55%, rgba(255, 255, 255, 0.06), transparent 70%),
    rgba(0, 0, 0, 0.35);
}

.sprite-modal__image {
  width: 3.75rem;
  height: 3.75rem;
  object-fit: contain;
  pointer-events: none;
  -webkit-user-drag: none;
  user-drag: none;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.45));
}

.sprite-modal__heading {
  min-width: 0;
  padding-right: 1.75rem;
}

.sprite-modal__rarity {
  display: inline-block;
  margin-bottom: 0.25rem;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.18rem 0.42rem;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-soft);
}

.sprite-modal--rare .sprite-modal__rarity {
  color: var(--rare);
  background: rgba(43, 124, 214, 0.15);
}

.sprite-modal--epic .sprite-modal__rarity {
  color: var(--epic);
  background: rgba(139, 63, 212, 0.18);
}

.sprite-modal--legendary .sprite-modal__rarity {
  color: var(--legendary);
  background: rgba(196, 122, 18, 0.2);
}

.sprite-modal--mythic .sprite-modal__rarity {
  color: var(--mythic);
  background: linear-gradient(135deg, rgba(212, 168, 42, 0.25), rgba(255, 220, 100, 0.12));
}

.sprite-modal__title {
  margin: 0;
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.35rem;
  letter-spacing: 0.03em;
  line-height: 1.1;
  color: var(--text);
}

.sprite-modal__progress {
  margin: 0.25rem 0 0;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
}

.sprite-modal__variants {
  flex: 1;
  overflow-y: auto;
  padding: 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  -webkit-overflow-scrolling: touch;
}

.variant-option {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.variant-option--collected {
  border-color: rgba(46, 204, 113, 0.28);
  background: rgba(46, 204, 113, 0.06);
}

.variant-option__preview {
  width: 2.75rem;
  height: 2.75rem;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.3);
}

.variant-option__preview img {
  width: 2.25rem;
  height: 2.25rem;
  object-fit: contain;
  pointer-events: none;
  -webkit-user-drag: none;
  user-drag: none;
}

.variant-option--coming-soon {
  opacity: 0.5;
  filter: grayscale(0.9);
  border-style: dashed;
  border-color: rgba(255, 255, 255, 0.1);
}

.variant-option--coming-soon .variant-option__preview {
  opacity: 0.65;
}

.variant-option__soon {
  flex-shrink: 0;
  align-self: center;
  padding: 0.28rem 0.55rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}

.variant-option__preview--gummy {
  background: rgba(120, 200, 255, 0.12);
}

.variant-option__preview--gold {
  background: rgba(255, 200, 80, 0.12);
}

.variant-option__preview--galaxy {
  background: rgba(180, 140, 255, 0.14);
}

.variant-option__info {
  min-width: 0;
}

.variant-option__name {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.25;
}

.variant-option__bonus {
  display: block;
  margin-top: 0.12rem;
  font-size: 0.62rem;
  line-height: 1.35;
  color: var(--text-muted);
}

.variant-option__checks {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex-shrink: 0;
}

.variant-toggle {
  position: relative;
  cursor: pointer;
}

.variant-toggle--disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.variant-toggle__input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.variant-toggle__pill {
  display: inline-block;
  min-width: 4.5rem;
  padding: 0.28rem 0.55rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: center;
  color: var(--text-muted);
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.variant-toggle__input:checked + .variant-toggle__pill {
  color: #fff;
}

.variant-toggle--got .variant-toggle__input:checked + .variant-toggle__pill {
  border-color: rgba(46, 204, 113, 0.45);
  background: rgba(46, 204, 113, 0.22);
  color: #b8f5d4;
}

.variant-toggle--mastered .variant-toggle__input:checked + .variant-toggle__pill {
  border-color: rgba(212, 168, 42, 0.45);
  background: rgba(212, 168, 42, 0.22);
  color: #ffe9a8;
}

.variant-toggle__input:focus-visible + .variant-toggle__pill {
  outline: 2px solid var(--success);
  outline-offset: 2px;
}

@media (min-width: 540px) {
  .sprite-modal {
    place-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sprite-modal__dialog {
    animation: none;
  }
}

/* ── Confirm dialog ── */

.confirm-dialog {
  position: fixed;
  inset: 0;
  z-index: 350;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.confirm-dialog[hidden] {
  display: none;
}

.confirm-dialog__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(6, 5, 12, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.confirm-dialog__panel {
  position: relative;
  z-index: 1;
  width: min(100%, 22rem);
  padding: 1.15rem 1.15rem 1rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(165deg, #1e1a30 0%, #14111f 55%, #100e18 100%);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.5);
  animation: modal-rise 0.22s ease;
}

.confirm-dialog__title {
  margin: 0;
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.35rem;
  letter-spacing: 0.03em;
  line-height: 1.1;
  color: var(--text);
}

.confirm-dialog__message {
  margin: 0.55rem 0 0;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-soft);
}

.confirm-dialog__actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.55rem;
  margin-top: 1.1rem;
}

.confirm-dialog__cancel,
.confirm-dialog__confirm {
  border: none;
  border-radius: var(--radius-pill);
  padding: 0.5rem 1rem;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), filter var(--transition-fast);
}

.confirm-dialog__cancel {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-soft);
}

.confirm-dialog__cancel:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

.confirm-dialog__confirm {
  background: #c0392b;
  color: #fff;
}

.confirm-dialog__confirm:hover {
  filter: brightness(1.08);
}

@media (prefers-reduced-motion: reduce) {
  .confirm-dialog__panel {
    animation: none;
  }
}

/* ── Onboarding Tutorial ── */

body.tutorial-open {
  overflow: hidden;
}

.tutorial {
  position: fixed;
  inset: 0;
  z-index: 300;
  pointer-events: none;
}

.tutorial__spotlight {
  position: fixed;
  z-index: 10000;
  border-radius: 16px;
  box-shadow: 0 0 0 9999px rgba(6, 5, 12, 0.88);
  border: 2px solid rgba(255, 255, 255, 0.18);
  pointer-events: none;
  transition:
    top 0.28s ease,
    left 0.28s ease,
    width 0.28s ease,
    height 0.28s ease;
}

.tutorial__spotlight[hidden] {
  display: none;
}

.tutorial__card-wrap {
  position: fixed;
  z-index: 10001;
  top: 42%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(44vw, 210px);
  pointer-events: none;
}

.tutorial__card-wrap[hidden] {
  display: none;
}

.tutorial__card-wrap .trade-card--demo {
  width: 100%;
  pointer-events: none;
}

.tutorial__card-wrap--hold .trade-card--demo .trade-card__frame {
  animation: card-hold-rumble 0.14s ease-in-out infinite;
}

.tutorial__hold-hint {
  position: fixed;
  z-index: 10003;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  pointer-events: none;
}

.tutorial__hold-hint[hidden] {
  display: none;
}

.tutorial__hold-ring {
  display: block;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.45);
  animation: tutorial-hold-pulse 1.2s ease-in-out infinite;
}

.tutorial__hold-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
}

@keyframes tutorial-hold-pulse {
  0%, 100% {
    transform: scale(0.85);
    opacity: 0.55;
  }
  50% {
    transform: scale(1.05);
    opacity: 1;
  }
}

.tutorial__panel {
  position: fixed;
  z-index: 10002;
  padding: 1.1rem 1.15rem 1rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(165deg, #1e1a30 0%, #14111f 55%, #100e18 100%);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.5);
  pointer-events: auto;
}

.tutorial__panel--centered {
  top: auto !important;
  left: 50% !important;
  bottom: calc(1.25rem + var(--safe-bottom));
  transform: translateX(-50%);
  width: min(360px, calc(100vw - 24px)) !important;
}

.tutorial__step-label {
  margin: 0 0 0.35rem;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.tutorial__title {
  margin: 0;
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.45rem;
  letter-spacing: 0.03em;
  line-height: 1.1;
  color: var(--text);
}

.tutorial__body {
  margin: 0.55rem 0 0;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-soft);
}

.tutorial__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 1.1rem;
}

.tutorial__skip,
.tutorial__next {
  border: none;
  border-radius: var(--radius-pill);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.tutorial__skip {
  padding: 0.5rem 0.85rem;
  background: transparent;
  color: var(--text-muted);
}

.tutorial__skip:hover {
  color: var(--text-soft);
}

.tutorial__next {
  margin-left: auto;
  padding: 0.55rem 1.15rem;
  background: var(--success);
  color: #0a0814;
}

.tutorial__next:hover {
  filter: brightness(1.08);
}

.tutorial__dots {
  display: flex;
  justify-content: center;
  gap: 0.35rem;
  margin-top: 0.85rem;
}

.tutorial__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.tutorial__dot--active {
  background: var(--success);
  transform: scale(1.2);
}

.tutorial__dot--done {
  background: rgba(46, 204, 113, 0.45);
}

@media (prefers-reduced-motion: reduce) {
  .tutorial__spotlight {
    transition: none;
  }

  .tutorial__hold-ring {
    animation: none;
    opacity: 0.8;
  }

  .tutorial__card-wrap--hold .trade-card--demo .trade-card__frame {
    animation: none;
    transform: scale(0.96);
  }
}

/* ── Footer ── */

.app-footer {
  flex-shrink: 0;
  padding: 1.25rem 1rem calc(1.25rem + var(--safe-bottom));
  text-align: center;
}

.app-footer p {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}