/* ==============================================
   脳トレマニア — Design System
   ============================================== */

/* ── Tokens ── */
:root {
  --primary:  #8b5cf6;
  --secondary:#ec4899;
  --accent:   #10b981;

  --bg:       #07090f;
  --bg-2:     #0e1117;
  --bg-3:     #151c28;
  --bg-4:     #1a2235;
  --card:     rgba(255,255,255,0.04);
  --card-bg:  rgba(255,255,255,0.04);
  --card-border: rgba(255,255,255,0.10);

  --text:     #eef2ff;
  --text-2:   #a8b3cf;
  --text-3:   #5a6480;

  --border:   rgba(255,255,255,0.06);
  --border-2: rgba(255,255,255,0.10);

  --radius-sm: 10px;
  --radius:    14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow:    0 8px 32px rgba(0,0,0,0.5);
  --font-main: 'Plus Jakarta Sans', 'Inter', 'Noto Sans JP', sans-serif;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-main);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before, body::after {
  content: '';
  position: fixed;
  width: 150vw;
  height: 150vh;
  pointer-events: none;
  z-index: 0;
}

body::before {
  top: -25vh; left: -25vw;
  background: radial-gradient(circle at center, rgba(139,92,246,0.15) 0%, transparent 50%);
  animation: float1 24s infinite alternate ease-in-out;
}

body::after {
  bottom: -25vh; right: -25vw;
  background: radial-gradient(circle at center, rgba(236,72,153,0.12) 0%, transparent 50%);
  animation: float2 28s infinite alternate ease-in-out;
}

@keyframes float1 {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(30vw, 20vh) scale(1.2); }
  66%  { transform: translate(10vw, 50vh) scale(0.8); }
  100% { transform: translate(50vw, -10vh) scale(1.1); }
}

@keyframes float2 {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(-30vw, -20vh) scale(0.9); }
  66%  { transform: translate(-10vw, -50vh) scale(1.2); }
  100% { transform: translate(-40vw, 10vh) scale(0.8); }
}

.screen { display: none; min-height: 100vh; position: relative; z-index: 1; }
.screen.active {
  display: flex; flex-direction: column;
  animation: screenPopIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1) forwards;
}

@keyframes screenPopIn {
  0%   { opacity: 0; transform: translateY(12px) scale(0.98); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

/* ==============================================
   GAME SCREEN NAV
   ============================================== */
.nav {
  background: rgba(7,9,15,0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  color: var(--text);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 10;
}
.nav h1 { font-size: 1.1rem; font-weight: 800; flex: 1; letter-spacing: 0.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.btn-back,
.btn-rule {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  color: var(--text-2);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.18s ease;
  display: flex; align-items: center; justify-content: center;
}
.btn-back:hover,
.btn-rule:hover {
  background: rgba(255,255,255,0.11);
  color: var(--text);
  transform: scale(1.05);
}

/* ==============================================
   HOME — HEADER
   ============================================== */
#home { background: transparent; }

.home-header {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(109,40,217,0.35) 0%, transparent 65%),
    linear-gradient(180deg, rgba(13,8,24,0.6) 0%, transparent 100%);
  padding: 52px 24px 44px;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.home-header::before {
  content: '';
  position: absolute;
  top: -40px; left: 50%;
  transform: translateX(-50%);
  width: 320px; height: 180px;
  background: rgba(139,92,246,0.22);
  filter: blur(50px);
  border-radius: 50%;
  pointer-events: none;
  animation: headerLightFloat 6s ease-in-out infinite alternate;
}

@keyframes headerLightFloat {
  0%   { transform: translateX(-50%) translateY(0) scale(1); opacity: 0.5; }
  100% { transform: translateX(-50%) translateY(25px) scale(1.4); opacity: 1; }
}

/* Home header actions bar */
.home-header-actions {
  position: absolute;
  top: 14px; left: 14px; right: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.sfx-toggle-btn {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-2);
  border-radius: 50%;
  width: 38px; height: 38px;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.18s;
  flex-shrink: 0;
}
.sfx-toggle-btn:hover { background: rgba(255,255,255,0.12); }

/* Google Sign-in Button */
.google-signin-btn {
  flex-shrink: 0;
}

/* Account + Records group */
.header-account-group {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  overflow: hidden;
}

/* User Avatar */
.user-avatar-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px 3px 3px;
  flex-shrink: 0;
  border-right: 1px solid var(--border-2);
}
.header-account-group .btn-records {
  background: none;
  border: none;
  border-radius: 0;
  padding: 0 12px;
  height: 36px;
  font-size: 0.78rem;
}
.user-avatar-img {
  width: 30px; height: 30px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--border-2);
}
.user-name {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-2);
  max-width: 80px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Logout dropdown */
.logout-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 6px;
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  box-shadow: 0 12px 32px rgba(0,0,0,0.6);
  padding: 6px;
  z-index: 50;
  min-width: 120px;
}
.logout-menu.show { display: block; }
.logout-menu button {
  width: 100%;
  background: none;
  border: none;
  color: var(--text-2);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-main);
  transition: background 0.15s;
}
.logout-menu button:hover {
  background: rgba(239,68,68,0.15);
  color: #f87171;
}

/* Records button */
.btn-records {
  margin-left: auto;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-2);
  border-radius: 20px;
  padding: 6px 12px;
  color: var(--text-2);
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.3px;
  transition: all 0.18s ease;
  font-family: var(--font-main);
  display: flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}
.btn-records:hover { background: rgba(255,255,255,0.11); color: var(--text); }

.home-header .brain-icon {
  font-size: 3.8rem;
  margin-bottom: 12px;
  filter: drop-shadow(0 0 28px rgba(139,92,246,0.7));
  position: relative;
  z-index: 1;
  display: block;
  line-height: 1;
}
.home-header h1 {
  font-size: 2.22rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #d8b4fe 0%, #f0abfc 40%, #fda4af 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  z-index: 1;
  line-height: 1.2;
}
.home-header > p {
  color: var(--text-3);
  margin-top: 8px;
  font-size: 0.88rem;
  letter-spacing: 0.5px;
  position: relative;
  z-index: 1;
}

.header-stats {
  display: inline-flex;
  align-items: center;
  margin-top: 22px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  padding: 8px 24px;
  position: relative;
  z-index: 1;
}
.header-stat { display: flex; flex-direction: column; align-items: center; gap: 1px; padding: 0 18px; }
.header-stat .stat-num { font-size: 1.25rem; font-weight: 800; color: #fff; line-height: 1; }
.header-stat .stat-label { font-size: 0.6rem; color: var(--text-3); letter-spacing: 0.8px; font-weight: 600; text-transform: uppercase; }
.header-stat-sep { width: 1px; height: 26px; background: var(--border-2); flex-shrink: 0; }

/* ==============================================
   CATEGORY TABS
   ============================================== */
.cat-tabs {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(7,9,15,0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 10px 14px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.cat-tabs::-webkit-scrollbar { display: none; }

.cat-tab {
  flex-shrink: 0;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-3);
  cursor: pointer;
  transition: all 0.18s ease;
  white-space: nowrap;
  font-family: var(--font-main);
}
.cat-tab:hover { color: var(--text-2); }

.cat-tab[data-cat="calc"].active,       .cat-tab[data-cat="calc"]:hover
  { background: rgba(245,158,11,0.12); color: #fbbf24; border-color: rgba(245,158,11,0.28); }
.cat-tab[data-cat="logic"].active,      .cat-tab[data-cat="logic"]:hover
  { background: rgba(59,130,246,0.12); color: #60a5fa; border-color: rgba(59,130,246,0.28); }
.cat-tab[data-cat="memory"].active,     .cat-tab[data-cat="memory"]:hover
  { background: rgba(16,185,129,0.12); color: #34d399; border-color: rgba(16,185,129,0.28); }
.cat-tab[data-cat="reflex"].active,     .cat-tab[data-cat="reflex"]:hover
  { background: rgba(239,68,68,0.12); color: #f87171; border-color: rgba(239,68,68,0.28); }
.cat-tab[data-cat="perception"].active, .cat-tab[data-cat="perception"]:hover
  { background: rgba(139,92,246,0.12); color: #a78bfa; border-color: rgba(139,92,246,0.28); }

/* ==============================================
   TODAY'S PICK
   ============================================== */
.daily-pick-section {
  padding: 24px 16px 28px;
  border-bottom: 1px solid var(--border);
}
.daily-pick-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.daily-pick-title {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.01em;
}
.pick-fire { font-size: 1rem; }
.pick-date { font-size: 0.72rem; color: var(--text-3); font-weight: 600; letter-spacing: 0.5px; }
.daily-pick-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.pick-card {
  --c: 139,92,246;
  background:
    linear-gradient(145deg, rgba(var(--c),0.16) 0%, rgba(var(--c),0.04) 100%),
    var(--bg-2);
  border: 1px solid rgba(var(--c),0.18);
  border-radius: var(--radius-lg);
  padding: 18px 12px 16px;
  cursor: pointer;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  position: relative;
}
.pick-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 36px rgba(0,0,0,0.45), 0 0 28px rgba(var(--c),0.15);
  border-color: rgba(var(--c),0.4);
}
.pick-card:active { transform: scale(0.97); transition-duration: 0.1s; }
.pick-card .pick-icon-wrap {
  width: 60px; height: 60px;
  border-radius: 16px;
  background: rgba(var(--c),0.2);
  box-shadow: 0 4px 14px rgba(var(--c),0.2), inset 0 1px 0 rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.9rem;
  line-height: 1;
  flex-shrink: 0;
}
.pick-icon-wrap svg, .pick-icon-wrap .icon-img { width: 100%; height: 100%; display: block; border-radius: 12px; object-fit: contain; }
.pick-card .pick-name { font-size: 0.82rem; font-weight: 700; color: var(--text); line-height: 1.35; }
.pick-card .pick-cat-badge {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(var(--c),0.15);
  border: 1px solid rgba(var(--c),0.25);
  color: var(--text-2);
}

/* Dev Pick extras */
.dev-pick-section { border-bottom: 1px solid var(--border); }
.dev-pick-list { grid-template-columns: repeat(3, 1fr); }
.dev-pick-list .pick-card.hidden { display: none; }
.dev-pick-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 14px;
}
.dev-pick-more-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(139,92,246,0.08);
  border: 1px solid rgba(139,92,246,0.2);
  color: var(--text-2);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 22px;
  border-radius: 999px;
  cursor: pointer;
  letter-spacing: 0.3px;
  transition: background 0.18s, border-color 0.18s;
}
.dev-pick-more-btn:hover {
  background: rgba(139,92,246,0.16);
  border-color: rgba(139,92,246,0.4);
}
.dev-pick-more-arrow {
  font-size: 0.65rem;
  transition: transform 0.22s ease;
  display: inline-block;
}
.dev-pick-more-arrow.open { transform: rotate(180deg); }

/* ==============================================
   CATEGORY SECTIONS
   ============================================== */
.category-section {
  padding: 28px 0 20px;
  scroll-margin-top: 50px;
}
.category-header {
  padding: 0 16px;
  margin-bottom: 14px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.category-header h2 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.01em;
}
.category-header p { font-size: 0.73rem; color: var(--text-3); flex: 1; }

.category-section[data-cat="calc"]       .category-header h2::before { content:''; display:inline-block; width:7px;height:7px;border-radius:50%;background:#F59E0B; }
.category-section[data-cat="logic"]      .category-header h2::before { content:''; display:inline-block; width:7px;height:7px;border-radius:50%;background:#3B82F6; }
.category-section[data-cat="memory"]     .category-header h2::before { content:''; display:inline-block; width:7px;height:7px;border-radius:50%;background:#10B981; }
.category-section[data-cat="reflex"]     .category-header h2::before { content:''; display:inline-block; width:7px;height:7px;border-radius:50%;background:#EF4444; }
.category-section[data-cat="perception"] .category-header h2::before { content:''; display:inline-block; width:7px;height:7px;border-radius:50%;background:#8B5CF6; }

/* ==============================================
   GAME GRID
   ============================================== */
.game-list {
  padding: 0 16px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

/* ==============================================
   GAME CARDS
   ============================================== */
.game-card {
  --c: 139,92,246;
  background: var(--bg-2);
  border: 1px solid rgba(255,255,255,0.055);
  border-radius: var(--radius-lg);
  padding: 0 10px 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: transform 0.22s cubic-bezier(0.34,1.4,0.64,1), box-shadow 0.22s ease, border-color 0.22s ease;
  position: relative;
  text-align: center;
  animation: cardFadeUp 0.45s ease backwards;
}
.game-card::before { display: none; }
.game-card::after  { display: none; }

@keyframes cardFadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.game-card:nth-child(1)   { animation-delay: 0.03s; }
.game-card:nth-child(2)   { animation-delay: 0.06s; }
.game-card:nth-child(3)   { animation-delay: 0.09s; }
.game-card:nth-child(4)   { animation-delay: 0.12s; }
.game-card:nth-child(5)   { animation-delay: 0.15s; }
.game-card:nth-child(6)   { animation-delay: 0.18s; }
.game-card:nth-child(n+7) { animation-delay: 0.20s; }

.game-card:hover {
  transform: translateY(-6px) scale(1.025);
  box-shadow:
    0 20px 44px rgba(0,0,0,0.5),
    0 0 0 1px rgba(var(--c),0.28),
    0 0 32px rgba(var(--c),0.1);
  border-color: rgba(var(--c),0.22);
  z-index: 2;
}
.game-card:active { transform: scale(0.96); transition-duration: 0.1s; }

.game-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  margin: 18px auto 10px;
  font-size: 2.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(145deg, rgba(var(--c),0.24) 0%, rgba(var(--c),0.08) 100%),
    var(--bg-3);
  box-shadow:
    0 4px 14px rgba(var(--c),0.18),
    inset 0 1px 0 rgba(255,255,255,0.07);
  flex-shrink: 0;
  line-height: 1;
  filter: none;
  padding: 0;
  min-height: unset;
}
.game-icon svg, .game-icon .icon-img { width: 100%; height: 100%; display: block; border-radius: 14px; object-fit: contain; }
.game-info { display: flex; flex-direction: column; align-items: center; width: 100%; padding: 0; }
.game-info h2 { font-size: 0.82rem; font-weight: 700; color: var(--text); line-height: 1.4; letter-spacing: -0.01em; }
.game-info p { display: none; }
.badge { display: none; }

.card-best-score {
  position: absolute;
  top: 8px; right: 8px;
  background: rgba(0,0,0,0.55);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-2);
  font-size: 0.6rem;
  font-weight: 800;
  padding: 3px 6px;
  border-radius: var(--radius-sm);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 2px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  letter-spacing: 0.2px;
}

/* ==============================================
   PER-GAME COLOR ( --c )
   ============================================== */
.game-card[data-game="visual-calc"],    .pick-card[data-game="visual-calc"]    { --c: 245,158,11; }
.game-card[data-game="flash-math"],     .pick-card[data-game="flash-math"]     { --c: 249,115,22; }
.game-card[data-game="speed-sum"],      .pick-card[data-game="speed-sum"]      { --c: 74,222,128; }
.game-card[data-game="eq-judge"],       .pick-card[data-game="eq-judge"]       { --c: 52,211,153; }
.game-card[data-game="balance-scale"],  .pick-card[data-game="balance-scale"]  { --c: 250,204,21; }
.game-card[data-game="prime-hunt"],     .pick-card[data-game="prime-hunt"]     { --c: 45,212,191; }
.game-card[data-game="frac-cmp"],       .pick-card[data-game="frac-cmp"]       { --c: 96,165,250; }
.game-card[data-game="budget-plan"],    .pick-card[data-game="budget-plan"]    { --c: 34,197,94; }
.game-card[data-game="make-ten"],       .pick-card[data-game="make-ten"]       { --c: 251,113,133; }
.game-card[data-game="race-pos"],       .pick-card[data-game="race-pos"]       { --c: 251,146,60; }
.game-card[data-game="day-calc"],       .pick-card[data-game="day-calc"]       { --c: 167,139,250; }
.game-card[data-game="symbol-logic"],   .pick-card[data-game="symbol-logic"]   { --c: 232,121,249; }
.game-card[data-game="pair-logic"],     .pick-card[data-game="pair-logic"]     { --c: 129,140,248; }
.game-card[data-game="pattern-next"],   .pick-card[data-game="pattern-next"]   { --c: 192,132,252; }
.game-card[data-game="mirror-path"],    .pick-card[data-game="mirror-path"]    { --c: 34,211,238; }
.game-card[data-game="mental-nav"],     .pick-card[data-game="mental-nav"]     { --c: 20,184,166; }
.game-card[data-game="word-link"],      .pick-card[data-game="word-link"]      { --c: 56,189,248; }
.game-card[data-game="chain-word"],     .pick-card[data-game="chain-word"]     { --c: 6,182,212; }
.game-card[data-game="flash-sudoku"],   .pick-card[data-game="flash-sudoku"]   { --c: 99,102,241; }
.game-card[data-game="memory-matrix"],  .pick-card[data-game="memory-matrix"]  { --c: 34,197,94; }
.game-card[data-game="n-back"],         .pick-card[data-game="n-back"]         { --c: 168,85,247; }
.game-card[data-game="sequence-memory"],.pick-card[data-game="sequence-memory"]{ --c: 244,114,182; }
.game-card[data-game="emoji-order"],    .pick-card[data-game="emoji-order"]    { --c: 245,158,11; }
.game-card[data-game="color-seq"],      .pick-card[data-game="color-seq"]      { --c: 244,63,94; }
.game-card[data-game="card-flip"],      .pick-card[data-game="card-flip"]      { --c: 234,88,12; }
.game-card[data-game="otp-memory"],     .pick-card[data-game="otp-memory"]     { --c: 16,185,129; }
.game-card[data-game="num-tap"],        .pick-card[data-game="num-tap"]        { --c: 59,130,246; }
.game-card[data-game="swipe-sort"],     .pick-card[data-game="swipe-sort"]     { --c: 236,72,153; }
.game-card[data-game="color-match"],    .pick-card[data-game="color-match"]    { --c: 168,85,247; }
.game-card[data-game="big-number"],     .pick-card[data-game="big-number"]     { --c: 239,68,68; }
.game-card[data-game="go-nogo"],        .pick-card[data-game="go-nogo"]        { --c: 22,163,74; }
.game-card[data-game="apple-catch"],    .pick-card[data-game="apple-catch"]    { --c: 220,38,38; }
.game-card[data-game="hi-lo"],          .pick-card[data-game="hi-lo"]          { --c: 5,150,105; }
.game-card[data-game="just-stop"],      .pick-card[data-game="just-stop"]      { --c: 37,99,235; }
.game-card[data-game="target-search"],  .pick-card[data-game="target-search"]  { --c: 202,138,4; }
.game-card[data-game="num-order"],      .pick-card[data-game="num-order"]      { --c: 14,165,233; }
.game-card[data-game="obj-count"],      .pick-card[data-game="obj-count"]      { --c: 8,145,178; }
.game-card[data-game="cube-count"],     .pick-card[data-game="cube-count"]     { --c: 125,211,252; }
.game-card[data-game="shell-game"],     .pick-card[data-game="shell-game"]     { --c: 124,58,237; }
.game-card[data-game="color-vision"],   .pick-card[data-game="color-vision"]   { --c: 219,39,119; }
.game-card[data-game="color-code"],     .pick-card[data-game="color-code"]     { --c: 13,148,136; }
.game-card[data-game="comp-color"],     .pick-card[data-game="comp-color"]     { --c: 217,119,6; }
.game-card[data-game="clock-calc"],     .pick-card[data-game="clock-calc"]     { --c: 96,165,250; }
.game-card[data-game="lights-out"],     .pick-card[data-game="lights-out"]     { --c: 250,204,21; }
.game-card[data-game="arrow-swipe"],    .pick-card[data-game="arrow-swipe"]    { --c: 52,211,153; }
.game-card[data-game="dollar-calc"],    .pick-card[data-game="dollar-calc"]    { --c: 52,168,80; }

/* ==============================================
   GAME SCREENS
   ============================================== */
.game-content { flex: 1; display: flex; flex-direction: column; align-items: center; padding: 20px 16px; gap: 16px; }

.score-bar {
  width: 100%; max-width: 520px;
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 20px;
  box-shadow: var(--shadow);
}
.score-item { text-align: center; }
.score-item .label { color: var(--text-3); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 2px; }
.score-item .value { font-size: 1.3rem; font-weight: 800; color: #fff; text-shadow: 0 2px 8px rgba(139,92,246,0.5); font-variant-numeric: tabular-nums; }

.timer-bar { width: 100%; max-width: 520px; height: 6px; background: rgba(255,255,255,0.07); border-radius: 3px; overflow: hidden; }
.timer-fill { height: 100%; background: linear-gradient(90deg, var(--secondary), var(--primary)); transition: width 0.1s linear; border-radius: 3px; box-shadow: 0 0 8px var(--primary); }

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff; border: none;
  padding: 14px 40px; border-radius: 999px;
  font-size: 1.05rem; font-weight: 800;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(139,92,246,0.35);
  transition: all 0.2s ease;
  font-family: var(--font-main);
  letter-spacing: 0.02em;
}
.btn-primary:hover  { transform: translateY(-2px) scale(1.04); box-shadow: 0 10px 28px rgba(139,92,246,0.45); }
.btn-primary:active { transform: scale(0.96); }

.btn-outline {
  background: rgba(255,255,255,0.04); color: var(--text-2);
  border: 1px solid var(--border-2);
  padding: 12px 28px; border-radius: 999px;
  font-size: 0.95rem; font-weight: 700;
  cursor: pointer; transition: all 0.18s ease;
  font-family: var(--font-main);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); color: var(--text); transform: translateY(-1px); }

.diff-row { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.diff-btn {
  padding: 9px 22px; border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  cursor: pointer; font-size: 0.9rem; font-weight: 700; color: var(--text-3);
  transition: all 0.18s ease; font-family: var(--font-main);
}
.diff-btn:hover    { border-color: rgba(139,92,246,0.4); color: var(--text); transform: translateY(-1px); }
.diff-btn.selected { background: linear-gradient(135deg, var(--primary), var(--secondary)); color: #fff; border-color: transparent; box-shadow: 0 4px 14px rgba(139,92,246,0.35); }

/* ==============================================
   RESULT OVERLAY
   ============================================== */
.result-overlay {
  position: fixed; inset: 0;
  background: rgba(7,9,15,0.88);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  display: none; align-items: center; justify-content: center;
  z-index: 100; padding: 20px;
}
.result-overlay.show { display: flex; }
.result-card {
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-xl);
  padding: 40px 44px; text-align: center;
  min-width: 300px; max-width: 400px; width: 100%;
  box-shadow: 0 32px 80px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.04);
  animation: popIn 0.38s cubic-bezier(0.175,0.885,0.32,1.275);
}
@keyframes popIn {
  from { transform: scale(0.82) translateY(12px); opacity: 0; }
  to   { transform: scale(1)    translateY(0);    opacity: 1; }
}
.result-card .result-icon   { font-size: 3.8rem; margin-bottom: 10px; line-height: 1; }
.result-card h2             { font-size: 1.7rem; font-weight: 800; margin-bottom: 10px; }
.result-card .result-detail { color: var(--text-2); margin-bottom: 28px; font-size: 1rem; }
.result-rank { margin-bottom: 16px; }
.rank-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 22px; border-radius: 999px;
  font-size: 1.1rem; font-weight: 800;
  border: 2px solid var(--rank-color, #94a3b8);
  color: var(--rank-color, #94a3b8);
  background: color-mix(in srgb, var(--rank-color, #94a3b8) 12%, transparent);
  letter-spacing: 0.5px;
}
.result-card .btn-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.rank-guide-overlay {
  position: fixed; inset: 0;
  background: rgba(7,9,15,0.82);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  display: none; align-items: center; justify-content: center;
  z-index: 200; padding: 20px;
}
.rank-guide-overlay.show { display: flex; }
.rank-guide-modal {
  background: var(--bg-3); border: 1px solid var(--border-2);
  border-radius: var(--radius-xl); padding: 20px 24px 24px; max-width: 360px; width: 100%;
  box-shadow: 0 24px 60px rgba(0,0,0,0.65);
  animation: popIn 0.3s cubic-bezier(0.175,0.885,0.32,1.275);
  display: flex; flex-direction: column; gap: 0;
  max-height: 80vh;
}
.rank-guide-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px;
}
.rank-guide-header span {
  font-size: 1rem; font-weight: 800; color: var(--text);
}
.rank-guide-close {
  background: none; border: none; color: var(--text-3);
  font-size: 1rem; cursor: pointer; padding: 2px 6px; border-radius: 6px;
}
.rank-guide-close:hover { background: var(--bg-2); color: var(--text); }
.rank-guide-tabs {
  display: flex; gap: 6px; margin-bottom: 14px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 3px;
}
.rank-guide-tab {
  flex: 1; padding: 7px 4px;
  background: none; border: none;
  border-radius: calc(var(--radius) - 2px);
  font-size: 0.78rem; font-weight: 700;
  color: var(--text-3); cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.rank-guide-tab.active {
  background: var(--bg-3);
  color: var(--text);
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}
.rank-guide-panel {
  overflow-y: auto; flex: 1;
}
#rank-guide-content { display: flex; flex-direction: column; gap: 8px; }
.rank-guide-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.rank-guide-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 12px; border-radius: 999px; font-size: 0.82rem; font-weight: 700;
  border: 1.5px solid var(--rank-color, #94a3b8);
  color: var(--rank-color, #94a3b8);
  background: color-mix(in srgb, var(--rank-color, #94a3b8) 10%, transparent);
}
.rank-guide-score { font-size: 0.82rem; color: var(--text-3); }
.rg-lb-empty {
  text-align: center; color: var(--text-3);
  font-size: 0.85rem; padding: 32px 0;
}

/* ==============================================
   RULE OVERLAY
   ============================================== */
.rule-overlay {
  position: fixed; inset: 0;
  background: rgba(7,9,15,0.88);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  display: none; align-items: center; justify-content: center;
  z-index: 100; padding: 20px;
}
.rule-overlay.show { display: flex; }
.rule-modal {
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-xl);
  padding: 36px 40px; text-align: left;
  min-width: 300px; max-width: 420px; width: 100%;
  box-shadow: 0 32px 80px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.04);
  animation: popIn 0.38s cubic-bezier(0.175,0.885,0.32,1.275);
}
.rule-header { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; }
.rule-icon {
  font-size: 2.8rem;
  width: 64px; height: 64px;
  background: rgba(255,255,255,0.05);
  border-radius: 16px;
  display: flex; justify-content: center; align-items: center;
  flex-shrink: 0;
}
.rule-title-wrap { flex: 1; }
.rule-badge {
  display: inline-block;
  font-size: 0.65rem; font-weight: 700; color: var(--text-3);
  background: rgba(255,255,255,0.08); padding: 3px 8px; border-radius: 999px;
  margin-bottom: 6px; border: 1px solid var(--border-2);
}
.rule-modal h2 { font-size: 1.4rem; font-weight: 800; color: var(--text); letter-spacing: -0.01em; }
.rule-body p { font-size: 0.95rem; color: var(--text-2); line-height: 1.6; }
.rule-modal .btn-row { justify-content: center; display: flex; }

/* ==============================================
   UPDATE POPUP
   ============================================== */
.update-popup-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.72);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  z-index: 9999; justify-content: center; align-items: center;
  padding: 16px;
  padding-top: max(16px, env(safe-area-inset-top));
  padding-bottom: max(16px, env(safe-area-inset-bottom));
}
.update-popup-overlay.show { display: flex; }
.update-popup-card {
  background: var(--bg-3); border: 1px solid rgba(139,92,246,0.35);
  border-radius: var(--radius-xl); padding: 28px 22px;
  max-width: 360px; width: 100%; max-height: 85dvh;
  overflow-y: auto; -webkit-overflow-scrolling: touch;
  text-align: center; box-shadow: 0 24px 64px rgba(0,0,0,0.7);
  animation: popIn 0.3s cubic-bezier(0.34,1.56,0.64,1);
}
.update-popup-icon { font-size: 2.8rem; margin-bottom: 10px; }
.update-popup-title { font-size: 1.1rem; font-weight: 800; color: #e9d5ff; margin-bottom: 18px; }
.update-popup-list { list-style: none; padding: 0; margin: 0 0 20px; text-align: left; display: flex; flex-direction: column; gap: 10px; }
.update-popup-list li { background: rgba(139,92,246,0.1); border: 1px solid rgba(139,92,246,0.22); border-radius: var(--radius); padding: 10px 14px; font-size: 0.88rem; color: #ddd6fe; line-height: 1.45; }
.update-popup-dismiss { display: block; margin: 10px auto 0; background: none; border: none; color: var(--text-3); font-size: 0.78rem; cursor: pointer; text-decoration: underline; padding: 4px; font-family: var(--font-main); }
.update-popup-dismiss:hover { color: var(--text-2); }

/* ==============================================
   RESPONSIVE
   ============================================== */
@media (min-width: 1200px) {
  .game-list { grid-template-columns: repeat(5, 1fr); }
}
@media (max-width: 900px) {
  .game-list { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 600px) {
  .home-header { padding: 40px 20px 36px; }
  .home-header h1 { font-size: 1.85rem; letter-spacing: 2px; }
  .header-stats { padding: 7px 14px; }
  .header-stat { padding: 0 10px; }
  .header-stat .stat-num { font-size: 1.1rem; }
  .game-list { grid-template-columns: repeat(3, 1fr); padding: 0 12px; gap: 8px; }
  .game-icon { width: 52px; height: 52px; font-size: 1.7rem; margin: 14px auto 8px; border-radius: 14px; }
  .game-info h2 { font-size: 0.72rem; }
  .daily-pick-section { padding: 18px 12px 22px; }
  .pick-card .pick-icon-wrap { width: 50px; height: 50px; font-size: 1.6rem; border-radius: 13px; }
  .pick-card .pick-name { font-size: 0.76rem; }
  .dev-pick-list { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 400px) {
  .game-list { grid-template-columns: repeat(3, 1fr); padding: 0 10px; gap: 6px; }
  .game-content { padding: 14px 10px; gap: 10px; }
  .result-card { padding: 24px 16px; }
  .daily-pick-list { grid-template-columns: repeat(3, 1fr); gap: 6px; }
  .game-icon { width: 48px; height: 48px; font-size: 1.5rem; margin: 12px auto 6px; }
  .game-info h2 { font-size: 0.68rem; line-height: 1.1; }
}

@media (max-height: 750px) {
  .game-content { padding: 10px 10px; gap: 10px; }
  .score-bar { padding: 8px 16px; }
  .score-item .value { font-size: 1.1rem; }
}



/* ==============================================
   RECORDS SCREEN
   ============================================== */
.records-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.records-stats {
  display: flex;
  gap: 10px;
}

.records-stat {
  flex: 1;
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 16px 10px;
  text-align: center;
}

.records-stat-value {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
  margin-bottom: 6px;
}

.records-stat-label {
  font-size: 0.68rem;
  color: var(--text-2);
  font-weight: 600;
  white-space: nowrap;
}

.records-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.record-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 11px 14px;
  cursor: pointer;
  transition: background 0.18s, border-color 0.18s, transform 0.18s;
}
.record-row:hover { background: var(--bg-3); border-color: var(--border-2); transform: translateX(3px); }
.record-row:active { transform: scale(0.98); transition-duration: 0.1s; }

.record-row.record-crown {
  border-color: rgba(245,158,11,0.4);
  background: linear-gradient(90deg, rgba(245,158,11,0.08) 0%, var(--bg-2) 55%);
}

.record-row.record-unplayed { opacity: 0.38; }

.record-icon {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  background: var(--bg-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  line-height: 1;
}
.record-icon .icon-img { width: 26px; height: 26px; object-fit: contain; border-radius: 6px; }

.record-info {
  flex: 1;
  min-width: 0;
}

.record-name {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.record-cat {
  font-size: 0.67rem;
  color: var(--text-3);
  margin-top: 2px;
  font-weight: 600;
}

.record-score {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  flex-shrink: 0;
}

.record-rank-badge {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--rank-color, var(--text-2));
  white-space: nowrap;
}

.record-value {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-2);
}

.record-no-score {
  font-size: 0.72rem;
  color: var(--text-3);
  font-weight: 600;
}

/* ===== STATS PAGE ===== */
.stats-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stats-section {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
}

.stats-section-title {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-2);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.stats-kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.stats-kpi {
  background: var(--bg-3);
  border-radius: var(--radius);
  padding: 12px 8px;
  text-align: center;
}

.stats-kpi-val {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}

.stats-kpi-label {
  font-size: 0.62rem;
  color: var(--text-3);
  font-weight: 600;
  margin-top: 4px;
}

/* Heatmap */
.stats-heatmap {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(10px, 1fr));
  gap: 3px;
}

.heatmap-cell {
  aspect-ratio: 1;
  border-radius: 2px;
  background: var(--bg-3);
  min-width: 0;
}
.heatmap-cell.lv1 { background: rgba(16,185,129,0.3); }
.heatmap-cell.lv2 { background: rgba(16,185,129,0.55); }
.heatmap-cell.lv3 { background: rgba(16,185,129,0.78); }
.heatmap-cell.lv4 { background: rgba(16,185,129,1); }

/* Category bar */
.stats-catbar { display: flex; flex-direction: column; gap: 8px; }
.stats-catbar-row { display: flex; align-items: center; gap: 10px; }
.stats-catbar-label {
  width: 36px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-2);
  flex-shrink: 0;
}
.stats-catbar-track {
  flex: 1;
  height: 8px;
  background: var(--bg-3);
  border-radius: 99px;
  overflow: hidden;
}
.stats-catbar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
  transition: width 0.5s ease;
}
.stats-catbar-count {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-3);
  width: 28px;
  text-align: right;
  flex-shrink: 0;
}

/* Top games */
.stats-topgames { display: flex; flex-direction: column; gap: 6px; }
.stats-topgame-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: var(--bg-3);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.15s;
}
.stats-topgame-row:hover { background: var(--border-2); }
.stats-topgame-rank {
  font-size: 0.75rem;
  font-weight: 900;
  color: var(--text-3);
  width: 18px;
  flex-shrink: 0;
}
.stats-topgame-icon { font-size: 1.1rem; flex-shrink: 0; line-height: 1; }
.stats-topgame-icon .icon-img { width: 20px; height: 20px; object-fit: contain; vertical-align: middle; }
.stats-topgame-name { flex: 1; font-size: 0.82rem; font-weight: 700; color: var(--text); }
.stats-topgame-cnt { font-size: 0.75rem; font-weight: 700; color: var(--accent); flex-shrink: 0; }

.stats-empty {
  text-align: center;
  color: var(--text-3);
  font-size: 0.85rem;
  padding: 40px 16px;
  line-height: 1.8;
}

/* ===== GAME STATS SCREEN ===== */
#game-stats-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
}
#game-stats-title .icon-img { width: 22px; height: 22px; vertical-align: middle; }

.gs-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.gs-best-card {
  background: linear-gradient(135deg, rgba(16,185,129,0.15), rgba(16,185,129,0.04));
  border: 1px solid rgba(16,185,129,0.3);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
}
.gs-best-label { font-size: 0.7rem; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.gs-best-val { font-size: 2.4rem; font-weight: 900; color: var(--accent); line-height: 1; }
.gs-best-rank { font-size: 0.85rem; font-weight: 800; margin-top: 6px; }

.gs-kpi-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.gs-kpi {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 8px;
  text-align: center;
}
.gs-kpi-val { font-size: 1rem; font-weight: 800; color: var(--text); line-height: 1.2; }
.gs-kpi-label { font-size: 0.62rem; color: var(--text-3); font-weight: 600; margin-top: 4px; }

.gs-chart-section {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
}
.gs-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
}
.gs-tab {
  flex: 1;
  padding: 7px 4px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-3);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.gs-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.gs-section-title {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-2);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.gs-chart-wrap {
  height: 220px;
  position: relative;
}
.gs-canvas { width: 100%; height: 100%; display: block; }
.gs-empty {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.82rem; color: var(--text-3);
}

.gs-play-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-lg);
  padding: 14px;
  font-size: 0.95rem;
  font-weight: 800;
  cursor: pointer;
  width: 100%;
  transition: opacity 0.15s;
}
.gs-play-btn:hover { opacity: 0.85; }

/* Chart section */
.records-chart-section {
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  padding: 16px;
}

.records-section-title {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--text-2);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.records-chart {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.chart-row {
  display: grid;
  grid-template-columns: 90px 1fr 32px;
  align-items: center;
  gap: 10px;
}

.chart-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 5px;
}

.chart-label .chart-emoji { font-size: 0.95rem; line-height: 1; }

.chart-bar-track {
  height: 10px;
  background: rgba(255,255,255,0.05);
  border-radius: 99px;
  overflow: hidden;
  position: relative;
}

.chart-bar-fill {
  height: 100%;
  border-radius: 99px;
  background: var(--bar-color, var(--primary));
  transition: width 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  width: 0%;
  position: relative;
}

.chart-bar-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.18) 100%);
  border-radius: inherit;
}

.chart-count {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--text-2);
  text-align: right;
}

/* ==============================================
   SETTINGS PAGE
   ============================================== */
.btn-settings {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-2);
  border-radius: 50%;
  width: 38px; height: 38px;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.18s;
  flex-shrink: 0;
  margin-left: auto;
}
.btn-settings:hover { background: rgba(255,255,255,0.12); }

.settings-content {
  padding: 16px 20px 40px;
  max-width: 520px;
  margin: 0 auto;
}

.settings-section {
  margin-bottom: 28px;
}

.settings-section-title {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  padding-left: 2px;
}

.settings-item {
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 6px;
}

.settings-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.settings-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 10px;
}

.settings-item-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-1);
}

.settings-username-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.settings-text-input {
  flex: 1;
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.95rem;
  color: var(--text-1);
  font-family: inherit;
  outline: none;
  transition: border-color 0.18s;
}
.settings-text-input:focus {
  border-color: var(--accent);
}

.settings-save-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 10px 16px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.18s;
}
.settings-save-btn:hover { opacity: 0.85; }

.settings-hint {
  font-size: 0.75rem;
  color: var(--text-3);
  margin-top: 8px;
}

.settings-toggle-btn {
  border: none;
  border-radius: 999px;
  padding: 6px 18px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
}
.settings-toggle-btn.toggle-on {
  background: var(--accent);
  color: #fff;
}
.settings-toggle-btn.toggle-off {
  background: rgba(255,255,255,0.08);
  color: var(--text-3);
}

.settings-account-info {
  display: flex;
  align-items: center;
  gap: 12px;
}
.settings-avatar-img {
  width: 40px; height: 40px;
  border-radius: 50%;
  object-fit: cover;
}
.settings-avatar-placeholder {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}
.settings-account-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-1);
}
.settings-account-email {
  font-size: 0.75rem;
  color: var(--text-3);
  margin-top: 2px;
}
.settings-account-guest {
  font-size: 0.9rem;
  color: var(--text-3);
}
.settings-logout-btn {
  background: rgba(239,68,68,0.12);
  border: 1px solid rgba(239,68,68,0.25);
  color: #f87171;
  border-radius: 10px;
  padding: 10px 20px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.18s;
  width: 100%;
}
.settings-logout-btn:hover { background: rgba(239,68,68,0.22); }

.settings-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  padding: 10px 22px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-1);
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 9999;
  white-space: nowrap;
}
.settings-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ==============================================
   SCENE TRANSITION OVERLAY
   ============================================== */
.scene-transition {
  position: fixed;
  inset: 0;
  background-color: #07090f;
  z-index: 99999;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.15s ease-out, visibility 0.15s;
}
.scene-transition.active {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transition: opacity 0.12s ease-in, visibility 0.12s;
}