:root {
  --tg-theme-bg-color: #0f172a;
  --tg-theme-text-color: #f8fafc;
  --tg-theme-hint-color: #94a3b8;
  --tg-theme-button-color: #7c3aed;
  --tg-theme-button-text-color: #ffffff;
  --tg-theme-secondary-bg-color: #111827;
  --safe-bottom: max(env(safe-area-inset-bottom), 12px);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  background:
    radial-gradient(circle at 15% 10%, rgba(124, 58, 237, .35), transparent 32%),
    radial-gradient(circle at 85% 0%, rgba(20, 184, 166, .24), transparent 26%),
    linear-gradient(160deg, var(--tg-theme-bg-color), #020617 65%);
  color: var(--tg-theme-text-color);
  overflow-x: hidden;
}

button {
  font: inherit;
  color: inherit;
  border: 0;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
button:disabled { opacity: .45; cursor: not-allowed; }

#app {
  width: min(100%, 520px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 14px 14px calc(84px + var(--safe-bottom));
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 4px 14px;
  backdrop-filter: blur(20px);
}

.eyebrow {
  margin: 0 0 4px;
  color: #a78bfa;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .12em;
}

h1, h2, h3, p { margin-top: 0; }
h1 { margin: 0; font-size: 24px; letter-spacing: -.04em; }
h2 { margin-bottom: 8px; font-size: clamp(24px, 7vw, 34px); line-height: 1.08; letter-spacing: -.055em; }
h3 { margin-bottom: 0; font-size: 17px; }

.profile-badge {
  display: grid;
  grid-template-columns: 34px auto;
  align-items: center;
  gap: 8px;
  padding: 6px 10px 6px 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .08);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .12);
}
.profile-badge span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: linear-gradient(135deg, #8b5cf6, #06b6d4);
  font-weight: 900;
}
.profile-badge small { color: #cbd5e1; font-weight: 800; }

.glass {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .11), rgba(255, 255, 255, .055));
  box-shadow: 0 18px 55px rgba(0, 0, 0, .28), inset 0 1px rgba(255, 255, 255, .12);
  backdrop-filter: blur(18px);
}

.hero-card {
  min-height: 260px;
  padding: 24px;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(2, 6, 23, .10), rgba(2, 6, 23, .86)),
    url('../assets/img/back4.jpg') center/cover;
  filter: saturate(1.2);
}
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.primary, .ghost, .mini {
  min-height: 44px;
  padding: 0 16px;
  border-radius: 16px;
  font-weight: 900;
  transition: transform .18s ease, opacity .18s ease;
}
.primary { background: linear-gradient(135deg, var(--tg-theme-button-color), #06b6d4); color: var(--tg-theme-button-text-color); box-shadow: 0 12px 30px rgba(124, 58, 237, .34); }
.ghost { background: rgba(255, 255, 255, .08); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .12); }
.mini { min-height: 34px; padding: 0 12px; border-radius: 999px; background: rgba(255, 255, 255, .08); color: #c4b5fd; }
.primary:active, .ghost:active, .mini:active { transform: scale(.97); }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 12px 0;
}
.stat { padding: 14px; border-radius: 22px; }
.stat span { display: block; color: var(--tg-theme-hint-color); font-size: 11px; font-weight: 700; }
.stat strong { font-size: 18px; letter-spacing: -.04em; }

.panel { margin-top: 12px; padding: 16px; }
.section-title, .battle-toolbar, .deck-summary, .gallery-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.muted, .placeholder { color: var(--tg-theme-hint-color); }
.compact-text p { color: #cbd5e1; line-height: 1.62; }

.deck-strip, .side, .collection-grid, .slot-grid {
  display: grid;
  gap: 10px;
}
.deck-strip { grid-template-columns: repeat(5, minmax(72px, 1fr)); overflow-x: auto; padding-bottom: 4px; }
.collection-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.slot-grid { grid-template-columns: repeat(5, minmax(58px, 1fr)); }

.game-card {
  position: relative;
  min-height: 258px;
  overflow: hidden;
  border-radius: 24px;
  background: #0b1020;
  box-shadow: 0 18px 42px rgba(0, 0, 0, .38), inset 0 0 0 1px rgba(255, 255, 255, .14);
  transform-style: preserve-3d;
  transition: transform .24s ease, box-shadow .24s ease, filter .24s ease;
  isolation: isolate;
}
.game-card.card-mini { min-height: 148px; border-radius: 18px; }
.game-card.is-selected { box-shadow: 0 0 0 2px var(--card-accent), 0 20px 50px rgba(0, 0, 0, .48); transform: translateY(-2px); }
.card-glow {
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle, color-mix(in srgb, var(--card-accent), transparent 45%), transparent 50%);
  animation: spin 7s linear infinite;
  z-index: -1;
}
.card-art {
  position: absolute;
  inset: 8px 8px 86px;
  border-radius: 20px;
  background-size: cover;
  background-position: center;
  filter: saturate(1.15) contrast(1.05);
}
.card-art::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, transparent 45%, rgba(2, 6, 23, .85));
}
.card-body {
  position: absolute;
  inset: auto 10px 10px;
  padding: 12px;
  border-radius: 18px;
  background: rgba(2, 6, 23, .72);
  backdrop-filter: blur(10px);
}
.card-topline { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.card-topline strong { font-size: 15px; letter-spacing: -.03em; }
.card-meta { margin-top: 4px; color: #cbd5e1; font-size: 11px; }
.card-bars { display: flex; justify-content: space-between; margin-top: 9px; font-size: 12px; font-weight: 900; }
.power-chip { display: inline-block; margin-top: 9px; padding: 4px 8px; border-radius: 999px; background: color-mix(in srgb, var(--card-accent), transparent 72%); color: #fff; font-size: 11px; font-weight: 900; }
.card-mini .card-art { inset: 6px 6px 54px; border-radius: 14px; }
.card-mini .card-body { inset: auto 7px 7px; padding: 8px; border-radius: 12px; }
.card-mini .card-meta, .card-mini .power-chip { display: none; }
.card-mini .card-bars { margin-top: 5px; font-size: 10px; }
.card-mini .rarity { display: none; }

.rarity { padding: 3px 6px; border-radius: 999px; font-size: 9px; font-weight: 900; text-transform: uppercase; }
.rarity-common { background: rgba(148, 163, 184, .24); color: #e2e8f0; }
.rarity-rare { background: rgba(59, 130, 246, .26); color: #bfdbfe; }
.rarity-epic { background: rgba(168, 85, 247, .28); color: #e9d5ff; }
.rarity-legendary { background: rgba(245, 158, 11, .30); color: #fde68a; }

.screen-heading { padding: 10px 2px 4px; }
.screen-heading p { color: var(--tg-theme-hint-color); line-height: 1.55; }

.battle-arena { padding: 16px; }
.battle-toolbar div { display: grid; gap: 2px; }
.battle-toolbar span { color: #fbbf24; font-weight: 900; }
.battlefield { display: grid; gap: 12px; }
.side { grid-template-columns: repeat(5, minmax(68px, 1fr)); min-height: 152px; align-items: center; overflow-x: auto; }
.versus { display: grid; place-items: center; width: 54px; height: 54px; margin: 0 auto; border-radius: 50%; background: rgba(255, 255, 255, .08); font-weight: 1000; color: #f0abfc; }
.combat-card-wrap { position: relative; min-width: 70px; }
.hp { height: 7px; margin: 6px 4px 0; border-radius: 999px; background: rgba(248, 113, 113, .22); overflow: hidden; }
.hp span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #22c55e, #bef264); transition: width .26s ease; }
.battle-log { max-height: 280px; overflow: auto; padding-left: 22px; color: #dbeafe; line-height: 1.55; }
.battle-log .ko { color: #fca5a5; font-weight: 900; }
.battle-log .skill { color: #c4b5fd; font-weight: 800; }
.battle-log .round { color: #fde68a; font-weight: 900; }
.battle-log .result { color: #86efac; font-weight: 1000; }

.deck-slot { min-height: 132px; padding: 0; border-radius: 18px; background: rgba(255, 255, 255, .05); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .10); overflow: hidden; }
.deck-slot.active { box-shadow: 0 0 0 2px #a78bfa, inset 0 0 0 1px rgba(255, 255, 255, .12); }
.deck-slot > span { display: grid; place-items: center; min-height: inherit; color: var(--tg-theme-hint-color); }
.deck-summary { margin: 12px 0 0; padding-top: 12px; border-top: 1px solid rgba(255, 255, 255, .10); }
.deck-summary strong { color: #facc15; }

.gallery-stage { height: 440px; padding: 16px; touch-action: pan-y; }
.gallery-track { display: flex; height: 100%; transition: transform .45s cubic-bezier(.2,.8,.2,1); }
.gallery-slide { display: grid; place-items: center; min-width: 100%; padding: 4px; }
.gallery-slide .game-card { width: min(84%, 330px); min-height: 390px; transform: perspective(900px) rotateY(-4deg); }
.gallery-count { text-align: center; color: var(--tg-theme-hint-color); }
.gallery-count strong { color: #fff; font-size: 22px; }
.quote { margin: 14px 0 0; color: #dbeafe; line-height: 1.55; }

.pack-zone { display: grid; place-items: center; gap: 18px; padding: 28px 16px; }
.pack-card { position: relative; display: grid; place-items: center; gap: 8px; width: min(72vw, 260px); aspect-ratio: 3 / 4; border-radius: 28px; background: linear-gradient(135deg, #581c87, #0e7490 55%, #f59e0b); box-shadow: 0 24px 80px rgba(0, 0, 0, .45); overflow: hidden; text-align: center; }
.pack-card strong { z-index: 1; font-size: 24px; width: 8ch; line-height: 1.05; }
.pack-card span { z-index: 1; color: #f8fafc; font-weight: 800; }
.pack-shine { position: absolute; inset: -60%; background: conic-gradient(transparent, rgba(255,255,255,.5), transparent 30%); animation: spin 3.4s linear infinite; }
.pack-results { scroll-margin-top: 96px; padding-bottom: 92px; }
.pack-results .game-card { transform: rotateY(0deg) scale(1); opacity: 1; }
.pack-results .game-card.revealed { animation: flipIn .58s ease forwards; }
.pack-result-spotlight { margin-top: 12px; box-shadow: 0 0 0 1px rgba(250,204,21,.18), 0 20px 70px rgba(250,204,21,.08), inset 0 0 0 1px rgba(255,255,255,.10); }
.empty-pack-result { grid-column: 1 / -1; padding: 14px; }

.bottom-nav {
  position: fixed;
  left: 50%;
  bottom: calc(8px + env(safe-area-inset-bottom));
  z-index: 60;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
  width: min(calc(100% - 18px), 510px);
  transform: translateX(-50%);
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 26px;
  background: rgba(15, 23, 42, .82);
  backdrop-filter: blur(22px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, .35);
}
.bottom-nav button { display: grid; place-items: center; gap: 2px; min-height: 48px; border-radius: 18px; background: transparent; color: #94a3b8; }
.bottom-nav button.active { background: rgba(124, 58, 237, .24); color: #fff; }
.bottom-nav span { font-size: 18px; }
.bottom-nav small { font-size: 10px; font-weight: 800; }

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(80px + var(--safe-bottom));
  z-index: 80;
  max-width: min(90vw, 420px);
  transform: translate(-50%, 20px);
  padding: 12px 14px;
  border-radius: 999px;
  background: rgba(2, 6, 23, .88);
  color: #fff;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
  box-shadow: 0 14px 40px rgba(0,0,0,.32), inset 0 0 0 1px rgba(255,255,255,.12);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

.damage-float { position: absolute; left: 50%; top: 26%; z-index: 8; transform: translateX(-50%); color: #fecaca; text-shadow: 0 2px 8px #000; animation: damageFloat .9s ease forwards; pointer-events: none; }
.damage-float.crit { color: #fde68a; font-size: 20px; }
.attacking { animation: attackLunge .34s ease; }
.hit { animation: hitShake .34s ease; }
.critical-hit { animation: critShake .46s ease; }
.knockout { filter: grayscale(.85) brightness(.55); transform: rotate(-5deg) scale(.94); }

@keyframes spin { to { transform: rotate(1turn); } }
@keyframes flipIn { to { transform: rotateY(0deg) scale(1); opacity: 1; } }
@keyframes damageFloat { to { transform: translate(-50%, -46px) scale(1.25); opacity: 0; } }
@keyframes attackLunge { 50% { transform: translateY(-10px) scale(1.04); } }
@keyframes hitShake { 20%, 60% { transform: translateX(-4px); } 40%, 80% { transform: translateX(4px); } }
@keyframes critShake { 15%, 45%, 75% { transform: translateX(-7px) rotate(-2deg); } 30%, 60%, 90% { transform: translateX(7px) rotate(2deg); } }

@media (max-width: 420px) {
  #app { padding-left: 10px; padding-right: 10px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid .stat:last-child { grid-column: 1 / -1; }
  .collection-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
  .game-card { min-height: 224px; }
  .game-card.card-mini { min-height: 126px; }
  .slot-grid, .deck-strip, .side { grid-template-columns: repeat(5, 76px); overflow-x: auto; }
  .gallery-stage { height: 410px; }
  .gallery-slide .game-card { min-height: 362px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

/* Canvas + growth expansion */
.bottom-nav.nav-six { grid-template-columns: repeat(6, 1fr); width: min(96vw, 560px); }
.bottom-nav.nav-six button { padding: 8px 4px; }
.bottom-nav.nav-six span { font-size: 17px; }
.bottom-nav.nav-six small { font-size: 10px; }

.canvas-panel { padding: 12px; }
.battle-canvas, .gallery-canvas {
  display: block;
  width: 100%;
  border-radius: 24px;
  background: #020617;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.10);
  touch-action: none;
}
.battle-canvas { height: min(118vw, 560px); min-height: 460px; max-height: 620px; }
.gallery-canvas { height: min(128vw, 620px); min-height: 480px; max-height: 680px; }
.gallery-stage { height: auto; padding: 12px; touch-action: pan-y; }
.gallery-track { display: none; }

.preferred-mark {
  position: absolute;
  top: 12px;
  right: 14px;
  z-index: 3;
  display: none;
  color: #facc15;
  font-size: 24px;
  font-weight: 1000;
  text-shadow: 0 2px 10px rgba(0,0,0,.65);
}
.game-card.is-preferred .preferred-mark { display: block; }
.focus-card .game-card { min-height: 330px; }
.growth-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.growth-actions > button { flex: 1 1 120px; }
.exp-bar {
  height: 7px;
  margin-top: 9px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(148,163,184,.22);
}
.exp-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #22d3ee, #a78bfa, #facc15);
}
.tiny-line {
  margin: 8px 0 0;
  color: #cbd5e1;
  font-size: 12px;
  line-height: 1.5;
}
.material-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.material-card {
  display: grid;
  gap: 6px;
  padding: 8px;
  border-radius: 18px;
  background: rgba(255,255,255,.06);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.10);
  text-align: left;
}
.material-card span {
  display: block;
  color: #fef3c7;
  font-size: 12px;
  font-weight: 900;
  text-align: center;
}

.puzzle-panel { overflow: visible; }
.puzzle-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  width: min(100%, 430px);
  margin: 0 auto;
  padding: 8px;
  border-radius: 24px;
  background: rgba(2,6,23,.48);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.12), 0 16px 45px rgba(0,0,0,.25);
}
.puzzle-tile, .puzzle-empty {
  aspect-ratio: 1 / 1;
  border-radius: 14px;
}
.puzzle-tile {
  position: relative;
  overflow: hidden;
  background-repeat: no-repeat;
  box-shadow: 0 8px 24px rgba(0,0,0,.28), inset 0 0 0 1px rgba(255,255,255,.22);
  transition: transform .16s ease, filter .16s ease;
}
.puzzle-tile:active { transform: scale(.96); filter: brightness(1.12); }
.puzzle-tile span {
  position: absolute;
  right: 5px;
  bottom: 4px;
  display: grid;
  place-items: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 999px;
  background: rgba(2,6,23,.62);
  color: #fff;
  font-size: 11px;
  font-weight: 900;
}
.puzzle-empty {
  background: radial-gradient(circle at 50% 50%, rgba(255,255,255,.08), rgba(15,23,42,.45));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.08);
}
.puzzle-board.completed {
  animation: puzzleComplete 1.2s ease infinite alternate;
}
.puzzle-info {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  width: min(100%, 430px);
  margin: 12px auto 0;
  color: #dbeafe;
  font-size: 13px;
  font-weight: 800;
}
.empty-puzzle {
  display: grid;
  place-items: center;
  min-height: 260px;
  color: var(--tg-theme-hint-color);
  text-align: center;
}

@keyframes puzzleComplete {
  from { box-shadow: inset 0 0 0 1px rgba(255,255,255,.12), 0 0 0 rgba(250,204,21,0); }
  to { box-shadow: inset 0 0 0 1px rgba(255,255,255,.18), 0 0 36px rgba(250,204,21,.36); }
}

@media (max-width: 390px) {
  .bottom-nav.nav-six small { font-size: 9px; }
  .bottom-nav.nav-six span { font-size: 15px; }
  .battle-canvas { min-height: 430px; }
  .gallery-canvas { min-height: 460px; }
  .material-grid { grid-template-columns: 1fr; }
}

/* v4 random preference vote + TON + Canvas puzzle */
.preference-vote .vote-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}
.vote-card {
  display: grid;
  gap: 7px;
  padding: 7px;
  border-radius: 18px;
  background: rgba(255,255,255,.06);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.10);
  text-align: center;
}
.vote-card .game-card { width: 100%; min-height: 132px; }
.vote-card > span {
  color: #fef3c7;
  font-size: 12px;
  font-weight: 950;
}
.compact-vote .vote-grid { grid-template-columns: repeat(3, minmax(86px, 1fr)); overflow-x: auto; }

.puzzle-canvas {
  display: block;
  width: 100%;
  height: min(96vw, 520px);
  min-height: 370px;
  max-height: 560px;
  border-radius: 24px;
  background: #020617;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.10);
  touch-action: none;
}

.ton-shop .ton-pack-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}
.ton-pack {
  display: grid;
  gap: 6px;
  min-height: 86px;
  padding: 13px 10px;
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(0,136,204,.24), rgba(124,58,237,.20));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.12), 0 12px 28px rgba(0,0,0,.18);
}
.ton-pack strong { font-size: 15px; }
.ton-pack span { color: #bae6fd; font-weight: 900; }
.ton-disabled {
  margin-top: 12px;
  padding: 14px;
  border-radius: 18px;
  background: rgba(248,113,113,.10);
  color: #fecaca;
  box-shadow: inset 0 0 0 1px rgba(248,113,113,.18);
}
.ton-disabled p { margin: 6px 0 0; color: #fecaca; line-height: 1.5; }
.ton-disabled code { color: #fff; }

@media (max-width: 430px) {
  .preference-vote .vote-grid, .ton-shop .ton-pack-grid { grid-template-columns: 1fr; }
  .compact-vote .vote-grid { grid-template-columns: repeat(3, 116px); }
}

/* v4.1: point badge TON top-up modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: end center;
  padding: 16px 12px calc(16px + var(--safe-bottom));
  background: rgba(2, 6, 23, .68);
  backdrop-filter: blur(18px);
  animation: modalFade .18s ease forwards;
}
.ton-modal {
  width: min(100%, 520px);
  max-height: min(82vh, 760px);
  overflow: auto;
  border-radius: 30px;
  padding: 14px;
  background: linear-gradient(180deg, rgba(15,23,42,.98), rgba(2,6,23,.97));
  box-shadow: 0 -18px 70px rgba(0,0,0,.55), inset 0 0 0 1px rgba(255,255,255,.12);
  animation: modalRise .22s cubic-bezier(.2,.8,.2,1) forwards;
}
.modal-title { margin: 0 4px 8px; }
.modal-help { margin: 0 4px 10px; }
.ton-shop-modal-panel { margin-top: 0; }
.profile-badge small { white-space: nowrap; }
@keyframes modalFade { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalRise { from { transform: translateY(24px) scale(.98); opacity: .6; } to { transform: translateY(0) scale(1); opacity: 1; } }

/* v4.2: collapsible mobile top bar + login modal */
.topbar {
  border-radius: 0 0 24px 24px;
  transition: padding .18s ease, min-height .18s ease, background .18s ease, box-shadow .18s ease;
}
.topbar-title { min-width: 0; transition: opacity .18s ease, transform .18s ease, max-width .18s ease; }
.topbar-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  min-width: 0;
}
.login-chip, .topbar-toggle {
  min-height: 36px;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.12);
  color: #dbeafe;
  font-size: 12px;
  font-weight: 900;
}
.login-chip { max-width: 118px; padding: 0 10px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.topbar-toggle { width: 38px; padding: 0; font-size: 18px; color: #f0abfc; }
.topbar.is-collapsed {
  min-height: 48px;
  padding: 6px 2px 8px;
  gap: 8px;
  background: rgba(2, 6, 23, .72);
  box-shadow: 0 12px 28px rgba(0,0,0,.18);
}
.topbar.is-collapsed .topbar-title {
  max-width: 92px;
  opacity: .92;
  transform: translateY(-1px);
}
.topbar.is-collapsed .eyebrow { display: none; }
.topbar.is-collapsed h1 { font-size: 15px; letter-spacing: -.04em; white-space: nowrap; }
.topbar.is-collapsed .profile-badge {
  grid-template-columns: 24px auto;
  gap: 5px;
  padding: 4px 8px 4px 4px;
}
.topbar.is-collapsed .profile-badge span { width: 24px; height: 24px; font-size: 11px; }
.topbar.is-collapsed .profile-badge small { font-size: 11px; }
.topbar.is-collapsed .login-chip { max-width: 82px; min-height: 32px; font-size: 11px; }
.topbar.is-collapsed .topbar-toggle { width: 32px; min-height: 32px; }
.login-modal {
  width: min(100%, 520px);
  max-height: min(82vh, 760px);
  overflow: auto;
  border-radius: 30px;
  padding: 16px;
  background: linear-gradient(180deg, rgba(15,23,42,.98), rgba(2,6,23,.97));
  box-shadow: 0 -18px 70px rgba(0,0,0,.55), inset 0 0 0 1px rgba(255,255,255,.12);
  animation: modalRise .22s cubic-bezier(.2,.8,.2,1) forwards;
}
.login-card {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 12px;
  align-items: center;
  padding: 14px;
  border-radius: 22px;
  background: rgba(255,255,255,.07);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.10);
}
.login-card p { margin: 4px 0 0; color: #cbd5e1; line-height: 1.45; }
.login-avatar {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 20px;
  background: linear-gradient(135deg, #7c3aed, #06b6d4);
  color: #fff;
  font-size: 24px;
  font-weight: 1000;
}
.login-field { display: grid; gap: 8px; margin: 14px 0; color: #cbd5e1; font-size: 12px; font-weight: 800; }
.login-field input {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 0;
  border-radius: 14px;
  outline: 0;
  background: rgba(255,255,255,.10);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.13);
}
.wide { width: 100%; }
.login-server-note {
  display: grid;
  gap: 4px;
  margin-top: 12px;
  padding: 12px;
  border-radius: 18px;
  background: rgba(34,211,238,.08);
  color: #bae6fd;
}
.login-server-note span, .login-server-note small { color: #94a3b8; }
@media (max-width: 430px) {
  .topbar { gap: 8px; }
  .topbar-actions { gap: 6px; }
  .login-chip { display: none; }
  .topbar.is-expanded .topbar-title h1 { font-size: 20px; }
  .topbar.is-expanded .profile-badge { grid-template-columns: 30px auto; }
  .topbar.is-expanded .profile-badge span { width: 30px; height: 30px; }
}

/* v4.5: hard foreground love hearts, reliable pack reveal, guarded admin UI */
.battle-canvas-wrap {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
}
.battle-canvas-wrap .battle-canvas { position: relative; z-index: 1; }
.battle-heart-layer {
  position: absolute;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  overflow: hidden;
  mix-blend-mode: normal;
}
.battle-heart-pop {
  position: absolute;
  left: var(--x, 50%);
  top: var(--y, 50%);
  transform: translate(-50%, -50%) scale(.55) rotate(var(--r, 0deg));
  color: var(--c, #fb7185);
  font-size: var(--s, 34px);
  line-height: 1;
  text-shadow:
    0 0 2px #fff,
    0 0 10px rgba(255,255,255,.95),
    0 0 22px rgba(251,113,133,.95),
    0 8px 28px rgba(0,0,0,.75);
  filter: drop-shadow(0 0 8px rgba(255,255,255,.9));
  animation: battleHeartPop var(--d, 920ms) cubic-bezier(.18,.78,.28,1) forwards;
  will-change: transform, opacity;
}
.battle-heart-pop.big {
  z-index: 21;
  font-size: var(--s, 60px);
  text-shadow:
    0 0 3px #fff,
    0 0 18px rgba(255,255,255,1),
    0 0 34px rgba(244,114,182,.98),
    0 10px 34px rgba(0,0,0,.85);
}
@keyframes battleHeartPop {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(.35) rotate(var(--r, 0deg)); }
  12% { opacity: 1; }
  50% { opacity: 1; transform: translate(calc(-50% + var(--dx, 0px) * .55), calc(-50% + var(--dy, -58px) * .55)) scale(1.15) rotate(calc(var(--r, 0deg) * -0.3)); }
  100% { opacity: 0; transform: translate(calc(-50% + var(--dx, 0px)), calc(-50% + var(--dy, -120px))) scale(1.55) rotate(calc(var(--r, 0deg) * -1)); }
}
.pack-result-spotlight {
  position: relative;
  z-index: 3;
  border: 1px solid rgba(250,204,21,.28);
}
.pack-results { min-height: 120px; }
.pack-results .game-card {
  opacity: 1 !important;
  visibility: visible !important;
  transform: none !important;
  display: block !important;
}
.pack-results .game-card.revealed { animation: packRevealPop .46s ease both; }
@keyframes packRevealPop {
  from { opacity: .25; transform: translateY(16px) scale(.94) !important; filter: brightness(.75); }
  to { opacity: 1; transform: translateY(0) scale(1) !important; filter: brightness(1); }
}
.pack-reveal-backdrop { z-index: 120; }
.pack-reveal-modal {
  width: min(720px, calc(100vw - 22px));
  max-height: min(86vh, 760px);
  overflow: auto;
  border-radius: 28px;
  padding: 16px;
  background: rgba(15, 23, 42, .96);
  box-shadow: 0 24px 90px rgba(0,0,0,.6), inset 0 0 0 1px rgba(255,255,255,.14);
}
.pack-results-modal { grid-template-columns: repeat(2, minmax(0, 1fr)); padding-bottom: 18px; }
@media (min-width: 640px) {
  .pack-results-modal { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
.admin-locked-note { color: #fecaca; }

/* V5.0: Shadowverse-inspired dark fantasy polish + interaction chat */
:root {
  --ccg-gold: #f6d365;
  --ccg-gold-2: #fbbf24;
  --ccg-royal: #27215f;
  --ccg-ink: #050611;
  --ccg-crystal: #99f6e4;
}
body {
  background:
    radial-gradient(circle at 18% 4%, rgba(246, 211, 101, .20), transparent 22%),
    radial-gradient(circle at 84% 10%, rgba(124, 58, 237, .40), transparent 28%),
    radial-gradient(circle at 50% 88%, rgba(14, 165, 233, .18), transparent 34%),
    linear-gradient(160deg, #080716, #121035 48%, #020617 100%);
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .26;
  background-image:
    linear-gradient(115deg, transparent 0 46%, rgba(255,255,255,.10) 49%, transparent 52% 100%),
    radial-gradient(circle at 50% 0%, rgba(255,255,255,.20), transparent 18%);
  mix-blend-mode: screen;
}
.glass, .panel, .stat, .pack-zone {
  border-color: rgba(246, 211, 101, .18);
  background:
    linear-gradient(180deg, rgba(255,255,255,.115), rgba(255,255,255,.045)),
    linear-gradient(135deg, rgba(81, 56, 163, .20), rgba(2, 6, 23, .10));
  box-shadow:
    0 20px 60px rgba(0,0,0,.40),
    inset 0 1px rgba(255,255,255,.16),
    inset 0 0 0 1px rgba(246,211,101,.08);
}
.ornate-panel::before, .shadowverse-hero::before {
  content: '';
  position: absolute;
  inset: 8px;
  pointer-events: none;
  border-radius: inherit;
  border: 1px solid rgba(246, 211, 101, .22);
  mask: linear-gradient(#000, #000) content-box, linear-gradient(#000, #000);
}
.topbar {
  background: linear-gradient(180deg, rgba(10, 8, 32, .82), rgba(10, 8, 32, .36));
  box-shadow: 0 16px 42px rgba(0,0,0,.18), inset 0 -1px rgba(246,211,101,.13);
}
.eyebrow { color: var(--ccg-gold); text-shadow: 0 0 16px rgba(246, 211, 101, .25); }
.primary {
  background: linear-gradient(135deg, #6d28d9 0%, #2563eb 45%, #d97706 100%);
  box-shadow: 0 14px 36px rgba(109, 40, 217, .38), inset 0 1px rgba(255,255,255,.28);
}
.ghost, .mini, .login-chip, .topbar-toggle {
  border: 1px solid rgba(246,211,101,.15);
  background: linear-gradient(180deg, rgba(255,255,255,.105), rgba(255,255,255,.045));
}
.bottom-nav {
  border-color: rgba(246,211,101,.20);
  background: linear-gradient(180deg, rgba(10, 8, 32, .90), rgba(2, 6, 23, .90));
}
.bottom-nav button.active {
  background: linear-gradient(180deg, rgba(109,40,217,.45), rgba(217,119,6,.22));
  color: #fff7ed;
  box-shadow: inset 0 0 0 1px rgba(246,211,101,.20), 0 0 24px rgba(124,58,237,.20);
}
.game-card {
  border: 1px solid rgba(246, 211, 101, .22);
  background: linear-gradient(180deg, #181034, #050611);
  box-shadow: 0 22px 54px rgba(0, 0, 0, .50), inset 0 0 0 1px rgba(255,255,255,.10), inset 0 0 32px rgba(246,211,101,.05);
}
.game-card::before {
  content: '';
  position: absolute;
  inset: 4px;
  z-index: 2;
  pointer-events: none;
  border-radius: 21px;
  border: 1px solid rgba(246,211,101,.22);
}
.card-art { box-shadow: inset 0 0 0 1px rgba(246,211,101,.18); }
.card-body {
  border: 1px solid rgba(246,211,101,.14);
  background: linear-gradient(180deg, rgba(7, 9, 28, .83), rgba(2, 6, 23, .76));
}
.hero-card h2 { color: #fff7ed; text-shadow: 0 4px 34px rgba(124,58,237,.55); }
.battle-canvas, .gallery-canvas, .puzzle-canvas {
  border: 1px solid rgba(246,211,101,.18);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.08), 0 18px 60px rgba(0,0,0,.36);
}
.interaction-panel { overflow: visible; }
.mini-chat {
  margin-top: 14px;
  padding: 12px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(2,6,23,.54), rgba(15,23,42,.38));
  box-shadow: inset 0 0 0 1px rgba(246,211,101,.13);
}
.chat-log {
  display: grid;
  gap: 8px;
  max-height: 220px;
  overflow: auto;
  padding: 4px 2px 8px;
}
.chat-bubble {
  width: fit-content;
  max-width: 88%;
  padding: 9px 11px;
  border-radius: 16px;
  background: rgba(255,255,255,.08);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.10);
}
.chat-bubble span {
  display: block;
  margin-bottom: 3px;
  color: var(--ccg-gold);
  font-size: 11px;
  font-weight: 900;
}
.chat-bubble p { margin: 0; color: #e5e7eb; line-height: 1.5; white-space: pre-wrap; }
.chat-bubble.user {
  justify-self: end;
  background: linear-gradient(135deg, rgba(37,99,235,.34), rgba(124,58,237,.28));
}
.chat-bubble.assistant {
  justify-self: start;
  background: linear-gradient(135deg, rgba(217,119,6,.22), rgba(124,58,237,.20));
}
.chat-bubble.pending { opacity: .78; animation: pulseChat 1s ease-in-out infinite alternate; }
.chat-empty { padding: 8px 4px; }
.chat-input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  margin-top: 10px;
}
.chat-input-row textarea {
  width: 100%;
  min-height: 48px;
  max-height: 108px;
  resize: vertical;
  border: 0;
  outline: 0;
  padding: 11px 12px;
  border-radius: 16px;
  color: #fff;
  background: rgba(255,255,255,.08);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.12);
  font: inherit;
}
.chat-input-row button { min-height: 48px; }
@keyframes pulseChat { from { filter: brightness(.95); } to { filter: brightness(1.18); } }
@media (max-width: 430px) {
  .chat-input-row { grid-template-columns: 1fr; }
  .chat-input-row button { width: 100%; }
  .hero-card { min-height: 236px; }
}

/* V5.1: dialogue flow + refined dark fantasy card UI inspired by premium anime CCGs */
:root {
  --sv-bg-deep: #05030f;
  --sv-panel: rgba(14, 12, 35, .76);
  --sv-panel-2: rgba(29, 22, 67, .62);
  --sv-line: rgba(255, 221, 135, .24);
  --sv-gold: #f7d98b;
  --sv-gold-hot: #ffb84d;
  --sv-violet: #9b5cff;
  --sv-blue: #51c8ff;
  --sv-red: #ff5f9a;
}
body {
  background:
    radial-gradient(circle at 50% -8%, rgba(255, 216, 137, .24), transparent 24%),
    radial-gradient(circle at 14% 17%, rgba(155, 92, 255, .30), transparent 26%),
    radial-gradient(circle at 92% 22%, rgba(81, 200, 255, .18), transparent 28%),
    linear-gradient(145deg, var(--sv-bg-deep) 0%, #0b0825 38%, #15113d 58%, #02030a 100%);
}
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  background:
    repeating-linear-gradient(112deg, transparent 0 34px, rgba(255,255,255,.05) 35px, transparent 38px),
    radial-gradient(circle at 50% 50%, transparent 0 60%, rgba(0,0,0,.62) 100%);
  mix-blend-mode: screen;
}
.screen-heading {
  position: relative;
  margin: 8px 0 12px;
  padding: 14px 14px 12px;
  border-left: 3px solid var(--sv-gold);
  border-radius: 20px;
  background: linear-gradient(90deg, rgba(255,216,137,.12), rgba(155,92,255,.05), transparent);
}
.screen-heading h2 {
  color: #fff7e6;
  text-shadow: 0 0 24px rgba(255, 184, 77, .24), 0 5px 24px rgba(0,0,0,.55);
}
.screen-heading p { margin-bottom: 0; color: #c9c6e8; }
.glass, .panel, .pack-zone, .stat {
  background:
    linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.035)),
    linear-gradient(135deg, var(--sv-panel), rgba(4, 5, 17, .70));
  border-color: var(--sv-line);
  box-shadow:
    0 24px 70px rgba(0,0,0,.48),
    inset 0 1px rgba(255,255,255,.18),
    inset 0 0 0 1px rgba(255,216,137,.065),
    inset 0 -34px 80px rgba(4, 4, 20, .24);
}
.ornate-panel::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  background:
    linear-gradient(135deg, rgba(255,216,137,.42), transparent 16% 84%, rgba(81,200,255,.24)),
    linear-gradient(315deg, transparent 0 14%, rgba(255,255,255,.08) 15%, transparent 18%);
  opacity: .34;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  padding: 1px;
}
.primary {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 216, 137, .28);
  background:
    linear-gradient(180deg, rgba(255,255,255,.23), transparent 38%),
    linear-gradient(135deg, #7c3aed 0%, #2563eb 42%, #d97706 100%);
  box-shadow: 0 16px 40px rgba(124,58,237,.42), 0 0 0 1px rgba(255,255,255,.08) inset;
}
.primary::after {
  content: '';
  position: absolute;
  inset: -70% -35%;
  background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.42), transparent 70%);
  transform: translateX(-80%) rotate(12deg);
  animation: svButtonSheen 4.2s ease-in-out infinite;
}
@keyframes svButtonSheen { 0%, 74% { transform: translateX(-90%) rotate(12deg); } 100% { transform: translateX(90%) rotate(12deg); } }
.game-card {
  border-radius: 26px;
  border: 1px solid rgba(247,217,139,.34);
  background:
    linear-gradient(180deg, rgba(255,255,255,.08), transparent 30%),
    radial-gradient(circle at 50% -10%, color-mix(in srgb, var(--card-accent), transparent 55%), transparent 38%),
    linear-gradient(180deg, #211449, #05040e 74%);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, .58),
    0 0 32px color-mix(in srgb, var(--card-accent), transparent 82%),
    inset 0 0 0 1px rgba(255,255,255,.08),
    inset 0 0 26px rgba(247,217,139,.06);
}
.game-card::before {
  inset: 5px;
  border-radius: 21px;
  border-color: rgba(247,217,139,.34);
  box-shadow: inset 0 0 22px rgba(247,217,139,.06);
}
.game-card::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(120deg, transparent 0 42%, rgba(255,255,255,.10) 48%, transparent 54% 100%);
  opacity: .52;
}
.card-art {
  inset: 10px 10px 92px;
  border-radius: 20px 20px 16px 16px;
  box-shadow: inset 0 0 0 1px rgba(247,217,139,.23), 0 14px 28px rgba(0,0,0,.35);
}
.card-body {
  inset: auto 12px 12px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(13, 9, 30, .92), rgba(4, 4, 14, .78)),
    linear-gradient(90deg, rgba(247,217,139,.10), transparent 45%, rgba(81,200,255,.08));
}
.rarity { letter-spacing: .04em; border: 1px solid rgba(255,255,255,.12); }
.pack-open-zone {
  margin-top: 10px;
  background:
    radial-gradient(circle at 50% 20%, rgba(255,216,137,.24), transparent 30%),
    linear-gradient(180deg, rgba(38, 31, 91, .76), rgba(8, 7, 28, .82));
}
.pack-card {
  border: 1px solid rgba(247,217,139,.40);
  background:
    linear-gradient(180deg, rgba(255,255,255,.18), transparent 34%),
    radial-gradient(circle at 50% 30%, rgba(255,255,255,.14), transparent 34%),
    linear-gradient(135deg, #39127c, #173d8c 52%, #b66915);
  box-shadow: 0 34px 90px rgba(0,0,0,.56), 0 0 40px rgba(247,217,139,.18), inset 0 0 0 1px rgba(255,255,255,.16);
}
.pack-card strong { text-shadow: 0 3px 18px rgba(0,0,0,.7), 0 0 18px rgba(255,216,137,.3); }
.pack-result-spotlight {
  margin-top: 14px;
  border-color: rgba(81,200,255,.22);
  box-shadow: 0 22px 70px rgba(0,0,0,.44), 0 0 34px rgba(81,200,255,.07), inset 0 0 0 1px rgba(255,255,255,.09);
}
.pack-results { padding-bottom: 28px; }
.pack-result-spotlight .section-title h3::before {
  content: '✦ ';
  color: var(--sv-gold);
}
.chat-log {
  background:
    linear-gradient(180deg, rgba(5,5,17,.44), rgba(17,14,42,.32));
  border-radius: 18px;
  padding: 10px;
  box-shadow: inset 0 0 0 1px rgba(247,217,139,.12);
}
.chat-bubble {
  border: 1px solid rgba(247,217,139,.12);
  backdrop-filter: blur(12px);
}
.chat-bubble.assistant {
  background: linear-gradient(135deg, rgba(255,184,77,.19), rgba(155,92,255,.18));
  box-shadow: inset 0 0 0 1px rgba(247,217,139,.09), 0 10px 26px rgba(0,0,0,.24);
}
.chat-bubble.user {
  background: linear-gradient(135deg, rgba(81,200,255,.22), rgba(155,92,255,.26));
}
.chat-input-row textarea {
  border: 1px solid rgba(247,217,139,.14);
  background: rgba(5,5,17,.58);
}
.battle-arena, .gallery-stage, .puzzle-panel {
  background:
    radial-gradient(circle at 50% 0%, rgba(247,217,139,.13), transparent 28%),
    linear-gradient(180deg, rgba(20,16,52,.75), rgba(3,4,13,.82));
}
.bottom-nav {
  box-shadow: 0 -18px 55px rgba(0,0,0,.46), inset 0 1px rgba(247,217,139,.16);
}