:root {
  --bg-1: #7120cf;
  --bg-2: #c04def;
  --bg-3: #f38cff;
  --panel: rgba(39, 22, 89, 0.72);
  --hud: rgba(24, 14, 72, 0.82);
  --accent: #ffe16f;
  --board-shell: rgba(56, 33, 110, 0.9);
  --board-glow: rgba(255, 173, 255, 0.42);
  --board-cell-a: rgba(93, 69, 155, 0.82);
  --board-cell-b: rgba(79, 58, 140, 0.82);
  --piece-shell: rgba(54, 32, 122, 0.86);
  --piece-edge: rgba(255, 255, 255, 0.18);
  --text: #fff8ff;
  --muted: rgba(243, 230, 255, 0.82);
  --valid: rgba(124, 255, 163, 0.34);
  --invalid: rgba(255, 111, 144, 0.34);
  --yellow: #ffd335;
  --red: #ff493f;
  --green: #5fe63e;
  --cyan: #4fd7ff;
  --purple: #b56cff;
  --orange: #ff9f31;
  --shadow: 0 24px 54px rgba(22, 8, 48, 0.32);
  font-family: Tahoma, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  color: var(--text);
  background:
    radial-gradient(circle at 18% 20%, rgba(255,255,255,0.16), transparent 16%),
    radial-gradient(circle at 80% 22%, rgba(255,255,255,0.12), transparent 18%),
    radial-gradient(circle at 76% 78%, rgba(138, 26, 255, 0.32), transparent 18%),
    linear-gradient(135deg, var(--bg-1), var(--bg-2) 52%, var(--bg-3));
  background-attachment: fixed;
}

body.in-game-mode {
  height: 100svh;
  overflow: hidden;
  touch-action: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

input,
select,
textarea {
  color: var(--text);
}

body.dragging-piece {
  cursor: grabbing;
  user-select: none;
}

.page-shell {
  min-height: 100svh;
  padding: 20px;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.hidden-auth {
  display: none;
}

.glass-card,
.panel,
.hero-card,
.profile-card,
.result-card,
.match-hud,
.pieces-stage,
.side-panel {
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03)), var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.lobby-shell,
.admin-page {
  width: min(1240px, 100%);
  margin: 0 auto;
}

.site-header,
.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  border-radius: 28px;
  padding: 18px 22px;
  margin-bottom: 20px;
}

.brand-lockup,
.brand-copy,
.site-nav,
.footer-links {
  display: flex;
  align-items: center;
}

.brand-lockup,
.footer-links,
.site-nav {
  gap: 14px;
}

.brand-copy {
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.brand-copy span {
  color: var(--muted);
}

.brand-badge {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: linear-gradient(135deg, #ffe66d, #ffb13a);
  color: #451b00;
  font-weight: 900;
}

.site-nav a,
.footer-links a,
.leader-row a {
  color: var(--text);
  text-decoration: none;
}

.site-nav {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav a {
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
}

.marketing-grid {
  margin-top: 20px;
}

.site-footer {
  margin-top: 20px;
}

.site-footer p {
  color: var(--muted);
  margin: 8px 0 0;
  max-width: 720px;
}

.hero-card {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 20px;
  border-radius: 32px;
  padding: 24px;
}

.hero-text,
.profile-card,
.panel,
.result-card,
.pieces-stage,
.match-hud,
.side-panel {
  border-radius: 28px;
  padding: 22px;
}

.hero-text {
  display: grid;
  align-content: center;
  gap: 16px;
  min-height: 320px;
}

.hero-text h1,
.section-head h2 {
  margin: 0;
}

.hero-text h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 0.95;
}

.hero-text p,
.field span,
.section-head span,
.leader-row span,
.shop-card p,
.result-grid span,
.score-label,
.tiny-stat-list span,
.helper-text {
  color: var(--muted);
}

.eyebrow,
.feature-pill,
.hud-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
}

.eyebrow {
  width: fit-content;
  padding: 8px 14px;
  background: rgba(255, 215, 54, 0.16);
  color: #ffe071;
}

.feature-pills,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.feature-pill {
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255,255,255,0.12);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.compact-head {
  margin-bottom: 10px;
}

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.07);
  border-radius: 16px;
  outline: none;
}

.field textarea {
  resize: vertical;
  min-height: 120px;
}

.field-wide {
  grid-column: 1 / -1;
}

.avatar-options {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}

.avatar-choice,
.primary-btn,
.secondary-btn,
.ghost-btn,
.piece-card {
  border: none;
  border-radius: 22px;
}

.avatar-choice {
  padding: 14px 0;
  font-size: 1.35rem;
  color: #160a36;
}

.avatar-choice.selected {
  outline: 3px solid rgba(255, 255, 255, 0.7);
}

.primary-btn,
.secondary-btn,
.ghost-btn {
  min-height: 52px;
  padding: 14px 18px;
  color: white;
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.primary-btn {
  background: linear-gradient(135deg, #ffe66d, #ffb13a);
  color: #461c00;
  font-weight: 800;
}

.secondary-btn {
  background: linear-gradient(135deg, #6fc9ff, #4d83ff);
}

.ghost-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255,255,255,0.1);
}

.compact-btn {
  min-height: 42px;
  padding: 10px 14px;
}

.stats-grid,
.admin-page {
  display: grid;
  gap: 20px;
  margin-top: 20px;
}

.stats-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.summary-head,
.leader-row,
.leader-main,
.leader-meta {
  display: flex;
  align-items: center;
}

.summary-head {
  gap: 14px;
}

.profile-badge,
.mini-avatar {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 18px;
  font-size: 1.5rem;
  color: #23104a;
}

.meta-grid,
.result-grid,
.settings-grid,
.color-grid,
.tiny-stat-list {
  display: grid;
  gap: 14px;
}

.meta-grid,
.result-grid,
.settings-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.color-grid.advanced-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.meta-grid strong,
.result-grid strong {
  display: block;
  margin-top: 6px;
  font-size: 1.15rem;
}

.referral-box,
.leader-row,
.shop-card,
.music-card,
.score-badge {
  padding: 14px 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
}

.leaderboard,
.shop-list {
  display: grid;
  gap: 12px;
}

.leader-row {
  justify-content: space-between;
  gap: 14px;
}

.leader-main,
.leader-meta {
  gap: 12px;
}

.avatar-star { background: linear-gradient(135deg, #ffe26d, #ffb52f); }
.avatar-moon { background: linear-gradient(135deg, #abd7ff, #69a9ff); }
.avatar-bolt { background: linear-gradient(135deg, #fff08b, #ffd027); }
.avatar-heart { background: linear-gradient(135deg, #ffb7c1, #ff748e); }
.avatar-leaf { background: linear-gradient(135deg, #c1f6cf, #5fde8d); }
.avatar-crown { background: linear-gradient(135deg, #dbc7ff, #a178ff); }

.game-shell {
  position: relative;
  width: min(1400px, 100%);
  min-height: calc(100svh - 40px);
  margin: 0 auto;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 16px;
  overflow: visible;
}

.spark-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.spark {
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.95), rgba(255,255,255,0.18) 60%, transparent 72%);
  filter: blur(0.4px);
  animation: floatSpark 7s linear infinite;
}

.spark.s1 { top: 22%; left: 34%; animation-delay: 0s; }
.spark.s2 { top: 18%; left: 58%; animation-delay: 1.4s; }
.spark.s3 { top: 40%; left: 64%; animation-delay: 2.2s; }
.spark.s4 { top: 62%; left: 26%; animation-delay: 3.1s; }
.spark.s5 { top: 54%; left: 72%; animation-delay: 4.1s; }

@keyframes floatSpark {
  0% { transform: translateY(10px) scale(0.85); opacity: 0; }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { transform: translateY(-80px) scale(1.2); opacity: 0; }
}

.match-hud {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: center;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02)), var(--hud);
}

.player-panel {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
}

.my-panel {
  text-align: end;
}

.hud-avatar .mini-avatar {
  width: 68px;
  height: 68px;
  border-radius: 24px;
  box-shadow: 0 12px 30px rgba(13, 5, 35, 0.28);
}

.hud-meta {
  display: grid;
  gap: 4px;
}

.hud-meta strong {
  font-size: 1.1rem;
}

.hud-score strong {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: var(--accent);
  text-shadow: 0 0 28px rgba(255, 225, 111, 0.22);
}

.center-status {
  display: grid;
  place-items: center;
  gap: 8px;
  min-width: 120px;
}

.center-status strong {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
}

.hud-chip {
  padding: 8px 14px;
  background: rgba(255,255,255,0.09);
  border: 1px solid rgba(255,255,255,0.12);
}

.versus-text {
  color: var(--muted);
  letter-spacing: 0.24em;
  font-weight: 700;
}

.game-stage {
  min-height: 0;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  grid-template-rows: auto auto;
  grid-template-areas:
    "side board"
    "side pieces";
  gap: 18px;
  align-items: start;
}

.side-panel {
  grid-area: side;
  height: 100%;
  display: grid;
  align-content: start;
  gap: 18px;
}

.tiny-stat-list {
  grid-template-columns: 1fr;
}

.tiny-stat-list div,
.music-card {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255,255,255,0.08);
}

.tiny-stat-list strong,
.music-card strong {
  display: block;
  margin-top: 8px;
  font-size: 1.35rem;
}

.music-card {
  display: grid;
  gap: 12px;
}

.board-stage {
  grid-area: board;
  display: grid;
  place-items: center;
  min-height: 0;
}

.board-shell {
  position: relative;
  width: min(62vw, 68vh, 680px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}

.board-glow {
  position: absolute;
  inset: 8%;
  border-radius: 28px;
  background: radial-gradient(circle, var(--board-glow), transparent 65%);
  filter: blur(28px);
}

.board-frame {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  padding: 16px;
  border-radius: 34px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.1), rgba(255,255,255,0.03)),
    var(--board-shell);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.18), 0 32px 64px rgba(15, 5, 36, 0.34);
}

.placement-board {
  position: relative;
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 2px;
  width: 100%;
  height: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 24px;
  padding: 4px;
  background: rgba(25, 13, 73, 0.6);
  touch-action: none;
}

.grid-cell {
  position: relative;
  border-radius: 8px;
  background: var(--board-cell-a);
  overflow: hidden;
}

.grid-cell:nth-child(odd) {
  background: var(--board-cell-b);
}

.grid-cell::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: inherit;
}

.grid-cell::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.12), transparent 48%);
}

.grid-cell.filled {
  box-shadow: inset 0 -10px 14px rgba(0,0,0,0.22);
}

.grid-cell.preview-valid {
  background: var(--valid);
  box-shadow: inset 0 0 0 2px rgba(177,255,196,0.95), 0 0 18px rgba(107,255,159,0.18);
}

.grid-cell.preview-invalid {
  background: var(--invalid);
  box-shadow: inset 0 0 0 2px rgba(255,175,195,0.95), 0 0 18px rgba(255,109,144,0.18);
}

.fill-red { background: linear-gradient(180deg, #ffaba5 0%, #ff786f 20%, var(--red) 100%) !important; }
.fill-green { background: linear-gradient(180deg, #b6ff99 0%, #83ff65 20%, var(--green) 100%) !important; }
.fill-cyan { background: linear-gradient(180deg, #b6f5ff 0%, #76e8ff 20%, var(--cyan) 100%) !important; }
.fill-purple { background: linear-gradient(180deg, #e5c7ff 0%, #d29fff 20%, var(--purple) 100%) !important; }
.fill-orange { background: linear-gradient(180deg, #ffd5a4 0%, #ffb765 20%, var(--orange) 100%) !important; }
.fill-yellow { background: linear-gradient(180deg, #fff5b6 0%, #ffe76d 20%, var(--yellow) 100%) !important; }

.pieces-stage {
  grid-area: pieces;
  display: grid;
  gap: 14px;
  padding-top: 0;
  overflow: hidden;
  align-self: start;
}

.piece-tray {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  touch-action: none;
}

.piece-card {
  min-height: 128px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02)),
    var(--piece-shell);
  border: 1px solid var(--piece-edge);
  display: grid;
  place-items: center;
  padding: 14px;
  touch-action: none;
  transition: transform 0.14s ease, box-shadow 0.14s ease, border-color 0.14s ease, opacity 0.14s ease;
}

.piece-card:hover,
.piece-card.selected {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 18px 32px rgba(28, 8, 57, 0.26);
  border-color: rgba(255,255,255,0.34);
}

.piece-preview {
  display: grid;
  gap: 4px;
  justify-content: center;
  align-content: center;
}

.piece-mini {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  display: block;
  box-shadow: inset 0 -7px 10px rgba(0,0,0,0.2), inset 0 1px 0 rgba(255,255,255,0.4), 0 4px 0 rgba(255,255,255,0.08);
}

.piece-mini.is-empty {
  visibility: hidden;
}

.drag-ghost {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 60;
  pointer-events: none;
  transform: scale(1.06);
  transform-origin: top left;
  filter: drop-shadow(0 16px 24px rgba(28, 6, 59, 0.3));
}

.drag-ghost.hidden {
  display: none;
}

.drag-ghost .piece-preview {
  gap: 2px;
}

.drag-ghost .piece-mini {
  opacity: 0.88;
}

.result-modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(15, 6, 35, 0.64);
  padding: 20px;
  z-index: 70;
}

.result-modal.hidden,
.toast.hidden,
.countdown-overlay.hidden {
  display: none;
}

.result-card {
  width: min(540px, 100%);
}

.result-grid {
  margin: 18px 0;
}

.countdown-overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 80;
  background: rgba(15, 6, 35, 0.28);
}

.countdown-ring {
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.2), rgba(255,255,255,0.04));
  box-shadow: 0 0 80px rgba(255,255,255,0.2);
  animation: pulseRing 0.9s ease infinite;
}

.countdown-value {
  position: relative;
  z-index: 1;
  width: 180px;
  height: 180px;
  display: grid;
  place-items: center;
  font-size: 4.6rem;
  font-weight: 900;
  color: white;
  text-shadow: 0 0 22px rgba(255,255,255,0.3);
}

@keyframes pulseRing {
  0% { transform: scale(0.92); opacity: 0.7; }
  70% { transform: scale(1.06); opacity: 1; }
  100% { transform: scale(0.92); opacity: 0.7; }
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);
  background: rgba(38, 19, 82, 0.95);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 999px;
  padding: 12px 18px;
  z-index: 90;
}

.google-slot {
  min-height: 44px;
}

.empty-state {
  margin: 0;
  color: var(--muted);
}

@media (max-width: 1100px) {
  .hero-card,
  .stats-grid,
  .game-stage {
    grid-template-columns: 1fr;
  }

  .game-stage {
    grid-template-areas:
      "board"
      "pieces"
      "side";
    grid-template-rows: auto auto auto;
  }

  .side-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    height: auto;
  }

  .board-shell {
    width: min(82vw, 58svh);
  }

  .pieces-stage {
    width: min(860px, 100%);
    justify-self: center;
  }
}

@media (max-width: 820px) {
  .page-shell {
    padding: 12px;
  }

  .game-shell {
    height: auto;
    min-height: calc(100svh - 24px);
    gap: 12px;
  }

  .match-hud {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 14px;
  }

  .center-status {
    order: -1;
  }

  .player-panel {
    grid-template-columns: auto 1fr auto;
  }

  .side-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }

  .tiny-stat-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tiny-stat-list div,
  .music-card {
    padding: 12px;
  }

  .board-shell {
    width: min(82vw, 44svh);
  }

  .piece-tray {
    gap: 12px;
  }

  .piece-card {
    min-height: 104px;
  }

  .pieces-stage {
    padding: 14px;
  }

  .settings-grid,
  .color-grid.advanced-grid,
  .meta-grid,
  .result-grid {
    grid-template-columns: 1fr 1fr;
  }

  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .hero-card,
  .hero-text,
  .profile-card,
  .panel,
  .result-card,
  .pieces-stage,
  .match-hud,
  .side-panel {
    padding: 12px;
    border-radius: 22px;
  }

  .hero-text {
    min-height: auto;
  }

  .avatar-options {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .button-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .site-nav,
  .footer-links {
    flex-wrap: wrap;
  }

  .side-panel,
  .settings-grid,
  .color-grid.advanced-grid,
  .meta-grid,
  .result-grid {
    grid-template-columns: 1fr;
  }

  .tiny-stat-list {
    grid-template-columns: 1fr 1fr;
  }

  .side-panel {
    gap: 10px;
  }

  .board-shell {
    width: min(88vw, 34svh);
  }

  .piece-tray {
    gap: 10px;
  }

  .piece-card {
    min-height: 84px;
    padding: 8px;
  }

  .pieces-stage .section-head {
    align-items: flex-start;
  }

  .pieces-stage .section-head span {
    font-size: 0.95rem;
  }

  .piece-mini {
    width: 16px;
    height: 16px;
    border-radius: 6px;
  }

  .hud-avatar .mini-avatar {
    width: 48px;
    height: 48px;
    border-radius: 16px;
  }

  .hud-score strong {
    font-size: 1.6rem;
  }

  .center-status strong {
    font-size: 2rem;
  }

  .hud-meta strong {
    font-size: 1rem;
  }

  .player-panel {
    gap: 10px;
  }

  .music-card strong,
  .tiny-stat-list strong {
    font-size: 1.1rem;
  }

  .compact-btn,
  .leave-btn {
    min-height: 40px;
    padding: 8px 12px;
  }

  .countdown-value {
    width: 136px;
    height: 136px;
    font-size: 3.5rem;
  }
}

/* blocks7 match scene overhaul */

.game-shell {
  width: min(1380px, 100%);
  min-height: calc(100svh - 40px);
  gap: 18px;
}

.match-hud {
  position: relative;
  grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
  gap: 20px;
  padding: 18px 24px;
  border-radius: 34px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.1), rgba(255,255,255,0.03)),
    rgba(52, 28, 106, 0.88);
}

.player-panel {
  gap: 16px;
}

.center-status {
  min-width: 210px;
  text-align: center;
}

.center-status .hud-chip {
  margin-bottom: 10px;
  padding: 10px 18px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.14);
}

.center-status #timeLeft {
  display: block;
  font-size: clamp(2.8rem, 6vw, 4.25rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.versus-text {
  display: block;
  margin-top: 4px;
  font-size: 1.1rem;
  letter-spacing: 0.25em;
  color: var(--muted);
}

.hud-avatar .mini-avatar {
  width: 84px;
  height: 84px;
  border-radius: 28px;
  font-size: 2rem;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.45), 0 18px 28px rgba(22, 8, 48, 0.3);
}

.hud-meta strong {
  display: block;
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  margin-bottom: 6px;
}

.hud-meta span {
  color: var(--muted);
  font-size: 1.15rem;
}

.hud-score strong {
  font-size: clamp(2.25rem, 4vw, 3.8rem);
  line-height: 1;
  color: var(--accent);
  text-shadow: 0 0 18px rgba(255, 225, 111, 0.18);
}

.game-stage {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(180px, 230px) minmax(0, 1fr) minmax(230px, 280px);
  grid-template-areas: "side board pieces";
  gap: 22px;
  align-items: center;
}

.side-panel,
.pieces-stage {
  align-self: stretch;
  min-height: min(58svh, 760px);
  padding: 18px;
}

.side-panel {
  grid-area: side;
  display: grid;
  grid-template-rows: auto auto auto 1fr;
  gap: 16px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03)),
    rgba(76, 45, 139, 0.78);
}

.panel-chip {
  justify-self: start;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--muted);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.tiny-stat-list {
  grid-template-columns: 1fr;
  gap: 12px;
}

.tiny-stat-list div,
.music-card {
  min-height: 118px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 16px 18px;
  border-radius: 24px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
}

.tiny-stat-list strong,
.music-card strong {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1;
}

.leave-btn {
  align-self: end;
}

.board-stage {
  grid-area: board;
  display: grid;
  place-items: center;
}

.board-shell {
  position: relative;
  width: min(66vw, 70svh, 760px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}

.board-aura {
  position: absolute;
  inset: 6%;
  border-radius: 34px;
  background:
    radial-gradient(circle at 50% 50%, rgba(255,255,255,0.16), transparent 34%),
    radial-gradient(circle at 50% 50%, rgba(255, 167, 255, 0.22), transparent 64%);
  filter: blur(24px);
  opacity: 0.9;
}

.board-glow {
  inset: 10%;
  filter: blur(42px);
}

.board-frame {
  overflow: hidden;
  padding: 18px;
  border-radius: 42px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.12), rgba(255,255,255,0.03)),
    linear-gradient(180deg, rgba(72, 44, 135, 0.94), rgba(61, 34, 122, 0.94));
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.2),
    0 32px 74px rgba(21, 8, 46, 0.36);
}

.board-fx {
  position: absolute;
  inset: 18px;
  z-index: 2;
  pointer-events: none;
  overflow: hidden;
  border-radius: 28px;
}

.clear-flash {
  position: absolute;
  inset: 0;
  opacity: 0;
  background:
    radial-gradient(circle at center, rgba(255,255,255,0.16), transparent 40%),
    linear-gradient(90deg, transparent, rgba(141,255,123,0.72), transparent);
}

.board-shell.clearing .clear-flash {
  animation: clearFlash 420ms ease;
}

.board-shell.placing .board-frame {
  animation: boardPop 220ms ease;
}

.placement-board {
  gap: 4px;
  padding: 6px;
  border-radius: 28px;
  background: rgba(34, 17, 83, 0.78);
}

.grid-cell {
  border-radius: 11px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0)),
    var(--board-cell-a);
}

.grid-cell:nth-child(odd) {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0)),
    var(--board-cell-b);
}

.grid-cell::before {
  border-color: rgba(255,255,255,0.06);
}

.grid-cell.filled,
.piece-mini[data-filled="1"] {
  box-shadow:
    inset 0 -12px 16px rgba(0,0,0,0.2),
    inset 0 2px 0 rgba(255,255,255,0.38),
    inset 8px 0 12px rgba(255,255,255,0.06),
    0 5px 0 rgba(0,0,0,0.08);
}

.grid-cell.preview-valid {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.2), rgba(255,255,255,0.03)),
    rgba(123, 255, 161, 0.38);
  box-shadow: inset 0 0 0 2px rgba(179,255,202,0.98), 0 0 18px rgba(107,255,159,0.22);
}

.grid-cell.preview-invalid {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.02)),
    rgba(255, 104, 140, 0.34);
  box-shadow: inset 0 0 0 2px rgba(255,175,195,0.98), 0 0 18px rgba(255,109,144,0.2);
}

.pieces-stage {
  grid-area: pieces;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 18px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03)),
    rgba(76, 45, 139, 0.78);
}

.pieces-head {
  margin: 0;
}

.pieces-head h2 {
  font-size: clamp(1.8rem, 2.2vw, 2.4rem);
  margin-bottom: 6px;
}

.piece-tray {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-content: stretch;
  justify-content: center;
}

.piece-card {
  min-height: 156px;
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 25%, rgba(255,255,255,0.08), transparent 48%),
    linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.01)),
    var(--piece-shell);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.12), 0 16px 24px rgba(27, 10, 56, 0.18);
}

.piece-card:hover,
.piece-card.selected {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 22px 34px rgba(28, 8, 57, 0.28);
}

.piece-preview {
  gap: 5px;
}

.piece-mini {
  width: 28px;
  height: 28px;
  border-radius: 9px;
}

.drag-ghost {
  transform: scale(1.02);
  filter: drop-shadow(0 18px 30px rgba(28, 6, 59, 0.34));
}

.drag-ghost .piece-mini {
  opacity: 0.94;
}

@keyframes clearFlash {
  0% { opacity: 0; transform: scale(0.94); }
  20% { opacity: 1; }
  100% { opacity: 0; transform: scale(1.05); }
}

@keyframes boardPop {
  0% { transform: scale(0.985); }
  55% { transform: scale(1.008); }
  100% { transform: scale(1); }
}

@media (max-width: 1200px) {
  .game-stage {
    grid-template-columns: 180px minmax(0, 1fr) 220px;
    gap: 18px;
  }

  .board-shell {
    width: min(60vw, 58svh, 640px);
  }

  .piece-card {
    min-height: 138px;
  }
}

@media (max-width: 940px) {
  .game-shell {
    min-height: auto;
  }

  .match-hud {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 16px 18px;
  }

  .center-status {
    order: -1;
  }

  .game-stage {
    grid-template-columns: 1fr;
    grid-template-areas:
      "board"
      "pieces"
      "side";
    gap: 16px;
    align-items: start;
  }

  .board-shell {
    width: min(88vw, 62svh, 620px);
  }

  .pieces-stage,
  .side-panel {
    min-height: auto;
  }

  .piece-tray {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .side-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: auto;
    align-items: stretch;
  }

  .panel-chip {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .page-shell {
    padding: 8px;
  }

  .game-shell {
    gap: 8px;
  }

  .match-hud,
  .side-panel,
  .pieces-stage {
    padding: 12px;
    border-radius: 22px;
  }

  .player-panel {
    grid-template-columns: auto 1fr auto;
    gap: 8px;
  }

  .hud-avatar .mini-avatar {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    font-size: 1.1rem;
  }

  .hud-meta strong {
    font-size: 1rem;
    margin-bottom: 2px;
  }

  .hud-meta span {
    font-size: 0.8rem;
  }

  .hud-score strong {
    font-size: 1.65rem;
  }

  .center-status {
    min-width: 0;
  }

  .center-status .hud-chip {
    margin-bottom: 6px;
    padding: 7px 12px;
    font-size: 0.82rem;
  }

  .center-status #timeLeft {
    font-size: 2.15rem;
  }

  .board-shell {
    width: min(96vw, 46vh);
  }

  .board-frame {
    padding: 10px;
    border-radius: 24px;
  }

  .placement-board {
    gap: 3px;
    padding: 4px;
    border-radius: 18px;
  }

  .grid-cell {
    border-radius: 7px;
  }

  .pieces-stage .section-head {
    margin-bottom: 0;
  }

  .pieces-head h2 {
    font-size: 1.2rem;
  }

  .pieces-head span {
    font-size: 0.8rem;
  }

  .piece-tray {
    gap: 8px;
  }

  .piece-card {
    min-height: 74px;
    padding: 6px;
    border-radius: 18px;
  }

  .piece-preview {
    gap: 2px;
  }

  .piece-mini {
    width: 16px;
    height: 16px;
    border-radius: 5px;
  }

  .side-panel {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
    padding-top: 10px;
  }

  .panel-chip {
    display: none;
  }

  .leave-btn {
    grid-column: 1 / -1;
    min-height: 44px;
    margin-top: 2px;
  }

  .tiny-stat-list {
    grid-template-columns: 1fr 1fr;
    grid-column: span 2;
  }

  .tiny-stat-list div,
  .music-card {
    min-height: 74px;
    padding: 10px 12px;
    border-radius: 16px;
  }

  .tiny-stat-list strong,
  .music-card strong {
    font-size: 1.1rem;
  }

  .music-card {
    grid-column: span 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .compact-btn {
    min-height: 38px;
    padding: 8px 10px;
    border-radius: 14px;
  }
}

@media (max-width: 420px) {
  .match-hud {
    padding: 10px;
    gap: 10px;
  }

  .player-panel {
    gap: 6px;
  }

  .hud-score strong {
    font-size: 1.45rem;
  }

  .hud-meta strong {
    font-size: 0.92rem;
  }

  .hud-meta span {
    font-size: 0.75rem;
  }

  .board-shell {
    width: min(97vw, 43vh);
  }

  .pieces-stage,
  .side-panel {
    padding: 10px;
  }

  .piece-card {
    min-height: 66px;
  }

  .piece-mini {
    width: 14px;
    height: 14px;
  }

  .side-panel {
    grid-template-columns: 1fr 1fr;
  }

  .tiny-stat-list {
    grid-column: 1 / -1;
  }

  .music-card {
    grid-column: 1 / -1;
  }
}