/* ================================================================
   CODEQUEST ARENA — style.css  (Final · Sidebar Layout)
   Matches reference screenshot exactly:
   · Fixed left sidebar · Dark navy bg · Purple + cyan gradients
   · Card image area · Full-width Play Now btn · Bottom 3 panels
   · Space Grotesk + Space Mono · Full responsive
   ================================================================ */

/* ── DESIGN TOKENS ──────────────────────────────────────────── */
:root {
  /* backgrounds */
  --bg:          #0b0d1a;
  --sidebar-bg:  #0d1023;
  --card-bg:     #131728;
  --card-bg2:    #161b30;
  --surface:     #1a1f35;
  --surface2:    #1e2440;
  --surface3:    #232848;

  /* borders */
  --border:      rgba(255,255,255,.055);
  --border2:     rgba(255,255,255,.11);
  --border-hi:   rgba(139,92,246,.4);

  /* brand colours */
  --purple:      #8b5cf6;
  --purple-dark: #6d28d9;
  --purple-glow: rgba(139,92,246,.28);
  --purple-dim:  rgba(139,92,246,.1);
  --cyan:        #06b6d4;
  --cyan-glow:   rgba(6,182,212,.22);
  --green:       #10b981;
  --green-glow:  rgba(16,185,129,.22);
  --orange:      #f59e0b;
  --red:         #ef4444;

  /* text */
  --text:        #e8eaf4;
  --text2:       rgba(232,234,244,.55);
  --text3:       rgba(232,234,244,.3);

  /* misc */
  --sans:        'Space Grotesk', sans-serif;
  --mono:        'Space Mono', monospace;
  --t:           .2s cubic-bezier(.4,0,.2,1);
  --sidebar-w:   220px;
  --radius:      14px;
  --radius-lg:   18px;
}

/* ── LIGHT THEME ────────────────────────────────────────────── */
[data-theme="light"] {
  --bg:         #f0f1fa;
  --sidebar-bg: #ffffff;
  --card-bg:    #ffffff;
  --card-bg2:   #f5f6fc;
  --surface:    #eceef8;
  --surface2:   #e4e7f5;
  --surface3:   #dce0f0;
  --border:     rgba(0,0,0,.06);
  --border2:    rgba(0,0,0,.12);
  --border-hi:  rgba(139,92,246,.35);
  --text:       #0d1023;
  --text2:      rgba(13,16,35,.55);
  --text3:      rgba(13,16,35,.3);
}

/* ── RESET ──────────────────────────────────────────────────── */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
  transition: background .3s, color .3s;
}
a { text-decoration: none; color: inherit; }
button { font-family: var(--sans); cursor: pointer; }

/* ── GLOBAL POLISH ──────────────────────────────────────────── */
::-webkit-scrollbar       { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(139,92,246,.4); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--purple); }
::selection { background: var(--purple); color: #fff; }
button:focus-visible,input:focus-visible,a:focus-visible { outline: 2px solid var(--purple); outline-offset: 3px; }
.hidden { display: none !important; }

/* ── ANIMATED BG GRADIENT ───────────────────────────────────── */
body::before {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(139,92,246,.14) 0%, transparent 45%),
    radial-gradient(ellipse at 85% 75%, rgba(6,182,212,.1)   0%, transparent 45%);
  animation: bgBreath 10s ease-in-out infinite alternate;
}
@keyframes bgBreath {
  from { opacity: .7; }
  to   { opacity: 1; }
}

/* ════════════════════════════════════════════════════
   SIDEBAR
════════════════════════════════════════════════════ */
.sidebar {
  position: fixed; top: 0; left: 0;
  width: var(--sidebar-w); height: 100vh;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  z-index: 200;
  overflow-y: auto; overflow-x: hidden;
  transition: transform .3s, background .3s;
}
.sidebar::-webkit-scrollbar { width: 0; }

/* logo */
.sidebar-logo {
  display: flex; align-items: center; gap: 10px;
  padding: 18px 16px 14px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-logo-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--purple), var(--purple-dark));
  display: grid; place-items: center; font-size: 1.1rem; flex-shrink: 0;
  box-shadow: 0 4px 16px var(--purple-glow);
}
.sidebar-logo-text { display: flex; flex-direction: column; gap: 1px; }
.sidebar-logo-abbr { font-family: var(--mono); font-size: .72rem; font-weight: 700; color: var(--purple); letter-spacing: .1em; }
.sidebar-logo-name { font-size: .68rem; color: var(--text2); font-weight: 500; }

/* CTA button */
.sidebar-cta {
  margin: 12px 12px 4px;
  background: linear-gradient(135deg, var(--purple), var(--purple-dark));
  color: #fff; font-size: .82rem; font-weight: 700;
  padding: 10px 14px; border-radius: 10px; border: none;
  box-shadow: 0 4px 18px var(--purple-glow);
  transition: all var(--t); letter-spacing: .01em;
  display: flex; align-items: center; justify-content: center; gap: 7px;
}
.sidebar-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 24px var(--purple-glow); }

/* nav */
.sidebar-nav { padding: 6px 10px; flex: 1; display: flex; flex-direction: column; gap: 1px; }
.nav-section-label {
  font-size: .61rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--text3); padding: 14px 8px 5px;
}
.nav-link {
  display: flex; align-items: center; gap: 9px;
  padding: 8px 11px; border-radius: 9px;
  font-size: .82rem; font-weight: 500; color: var(--text2);
  transition: all var(--t); cursor: pointer; user-select: none;
}
.nav-link:hover  { background: var(--purple-dim); color: var(--text); }
.nav-link.active { background: rgba(139,92,246,.18); color: var(--purple); font-weight: 600; }
.nav-icon { font-size: .95rem; width: 18px; text-align: center; flex-shrink: 0; }

/* sidebar mini profile (bottom) */
.sidebar-profile { margin-top: auto; border-top: 1px solid var(--border); padding: 12px; flex-shrink: 0; }
.sidebar-profile-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 11px 12px;
}
.sidebar-profile-top { display: flex; align-items: center; gap: 9px; margin-bottom: 9px; }
.sidebar-avatar {
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  display: grid; place-items: center; font-size: 1rem;
  box-shadow: 0 0 0 2px rgba(139,92,246,.35);
}
.sidebar-player-name  { font-size: .8rem; font-weight: 700; line-height: 1.2; }
.sidebar-player-title { font-size: .6rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--purple); }
.sidebar-level { font-size: .7rem; color: var(--text2); margin-bottom: 5px; }
.sidebar-level strong { color: var(--text); }
.sidebar-xp-track { height: 5px; background: rgba(255,255,255,.07); border-radius: 99px; overflow: hidden; margin-bottom: 9px; }
.sidebar-xp-fill {
  height: 100%; border-radius: 99px;
  background: linear-gradient(90deg, var(--purple), var(--green));
  transition: width .6s cubic-bezier(.4,0,.2,1);
}
.sidebar-theme-row { display: flex; align-items: center; justify-content: space-between; }
.sidebar-theme-label { font-size: .7rem; color: var(--text2); display: flex; align-items: center; gap: 5px; }
.sidebar-theme-btn {
  background: var(--surface2); border: 1px solid var(--border2); border-radius: 99px;
  padding: 4px 10px; font-size: .7rem; color: var(--text2);
  display: flex; align-items: center; gap: 5px; transition: all var(--t);
}
.sidebar-theme-btn:hover { border-color: var(--purple); color: var(--purple); }
.sidebar-copy {
  text-align: center; font-size: .6rem; color: var(--text3);
  padding: 8px 12px 12px; line-height: 1.7; flex-shrink: 0;
}

/* hamburger (mobile only) */
.menu-toggle {
  position: fixed; top: 14px; left: 14px; z-index: 300;
  background: var(--card-bg); border: 1px solid var(--border2);
  border-radius: 10px; width: 40px; height: 40px;
  display: none; place-items: center; font-size: 1.15rem;
  box-shadow: 0 4px 14px rgba(0,0,0,.3); transition: all var(--t);
}
.menu-toggle:hover { border-color: var(--purple); }

/* sidebar overlay (mobile) */
.sidebar-overlay {
  display: none; position: fixed; inset: 0; z-index: 150;
  background: rgba(0,0,0,.6); backdrop-filter: blur(4px);
}

/* ════════════════════════════════════════════════════
   MAIN CONTENT
════════════════════════════════════════════════════ */
.page {
  margin-left: var(--sidebar-w);
  flex: 1; min-width: 0; z-index: 1;
  padding: 28px 28px 64px;
  display: flex; flex-direction: column; gap: 26px;
}

/* ── HEADER ─────────────────────────────────────────────────── */
.hub-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px; align-items: start;
  position: relative;
}
.header-left { display: flex; flex-direction: column; gap: 10px; }

/* brand pill */
.brand {
  display: inline-flex; align-items: center; gap: 3px;
  font-family: var(--mono); font-size: .75rem; font-weight: 700; letter-spacing: .12em;
  background: var(--purple-dim); border: 1px solid rgba(139,92,246,.28);
  border-radius: 7px; padding: 4px 11px; width: max-content;
}
.lb { color: var(--purple); }
.brand-name { color: var(--text); }

/* big title */
.hub-title {
  font-family: var(--sans);
  font-size: clamp(2.6rem, 5.5vw, 4.2rem);
  font-weight: 800; line-height: .98; letter-spacing: -.05em;
  background: linear-gradient(100deg, var(--purple) 0%, var(--cyan) 60%, #818cf8 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  background-size: 200% auto;
  animation: shimmer 5s ease-in-out infinite;
}
.hub-title em { font-style: normal; }
@keyframes shimmer { 0%,100%{background-position:0% 50%} 50%{background-position:100% 50%} }

.hub-sub { font-size: .88rem; color: var(--text2); line-height: 1.65; max-width: 380px; }

/* header right */
.header-right { display: flex; flex-direction: column; align-items: flex-end; gap: 12px; }
.theme-btn {
  background: var(--card-bg); border: 1px solid var(--border2);
  border-radius: 99px; padding: 8px 16px; font-size: .8rem; font-weight: 600;
  color: var(--text2); display: flex; align-items: center; gap: 7px;
  transition: all var(--t); white-space: nowrap;
}
.theme-btn:hover { border-color: var(--purple); color: var(--purple); }
.theme-icon { font-size: .9rem; }

/* floating controller decoration */
.header-decor { position: relative; width: 140px; height: 110px; }
.decor-controller {
  font-size: 5.5rem; line-height: 1; position: absolute; right: 0; top: -8px;
  filter: drop-shadow(0 0 28px var(--purple-glow)) drop-shadow(0 0 50px var(--cyan-glow));
  animation: controllerFloat 3.5s ease-in-out infinite;
}
@keyframes controllerFloat {
  0%,100% { transform: translateY(0) rotate(-6deg); }
  50%      { transform: translateY(-14px) rotate(-2deg); }
}
.decor-dot {
  position: absolute; border-radius: 50%; background: var(--purple);
  animation: dotPulse 2s ease-in-out infinite;
}
.decor-dot-1 { width: 7px; height: 7px; top: 12px; left: 14px; opacity: .5; }
.decor-dot-2 { width: 5px; height: 5px; bottom: 22px; left: 32px; opacity: .35; animation-delay: .6s; }
.decor-sq {
  position: absolute; border: 2px solid var(--cyan); border-radius: 3px;
  opacity: .25; animation: dotPulse 3s ease-in-out infinite;
}
.decor-sq-1 { width: 13px; height: 13px; top: 8px; left: 52px; transform: rotate(28deg); }
.decor-sq-2 { width: 8px; height: 8px; bottom: 14px; left: 6px; transform: rotate(14deg); animation-delay: 1.2s; }
@keyframes dotPulse { 0%,100%{opacity:.25} 50%{opacity:.6} }

/* ── PLAYER DASHBOARD (wide horizontal card) ─────────────────── */
.player-dashboard {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 16px 22px;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  transition: border-color var(--t);
}
.player-dashboard:hover { border-color: var(--border2); }

/* avatar circle with glow ring */
.pd-avatar {
  width: 50px; height: 50px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  display: grid; place-items: center; font-size: 1.55rem; cursor: pointer;
  box-shadow: 0 0 0 3px rgba(139,92,246,.3), 0 0 18px var(--purple-glow);
  transition: box-shadow var(--t);
}
.pd-avatar:hover { box-shadow: 0 0 0 3px rgba(139,92,246,.55), 0 0 28px var(--purple-glow); }

/* name + level + xp */
.pd-info { flex: 1; min-width: 180px; display: flex; flex-direction: column; gap: 5px; }
.pd-name-row { display: flex; align-items: center; gap: 8px; }
.pd-name { font-size: .98rem; font-weight: 700; }
.pd-title-badge {
  font-size: .6rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--purple); background: var(--purple-dim);
  border: 1px solid rgba(139,92,246,.28); border-radius: 5px; padding: 2px 8px;
}
.pd-level-xp { display: flex; align-items: center; gap: 10px; font-size: .76rem; color: var(--text2); }
.pd-level-xp strong { color: var(--text); font-family: var(--mono); font-size: .78rem; }
.pd-xp-track {
  flex: 1; max-width: 260px; height: 7px;
  background: rgba(255,255,255,.07); border-radius: 99px; overflow: hidden;
}
.pd-xp-fill {
  height: 100%; border-radius: 99px;
  background: linear-gradient(90deg, var(--purple), var(--green));
  transition: width .7s cubic-bezier(.4,0,.2,1);
  box-shadow: 0 0 8px var(--purple-glow);
}
.pd-xp-nums { font-family: var(--mono); font-size: .7rem; color: var(--cyan); white-space: nowrap; }

/* stat chips */
.pd-stats { display: flex; gap: 6px; flex-wrap: wrap; margin-left: auto; }
.pd-chip {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 11px; padding: 8px 14px;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  min-width: 68px; transition: border-color var(--t);
}
.pd-chip:hover { border-color: var(--border2); }
.pd-chip-icon { font-size: .9rem; }
.pd-chip-val  { font-family: var(--mono); font-size: .92rem; font-weight: 700; color: var(--text); line-height: 1; }
.pd-chip-lbl  { font-size: .58rem; color: var(--text3); text-transform: uppercase; letter-spacing: .06em; text-align: center; }

/* ── STATS ROW (icon + number + label) ──────────────────────── */
.stats-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }

.stat-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
  display: flex; align-items: center; gap: 13px;
  transition: all var(--t); cursor: default;
}
.stat-card:hover { border-color: var(--border2); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.25); }

.stat-card-icon {
  width: 42px; height: 42px; border-radius: 11px;
  display: grid; place-items: center; font-size: 1.2rem; flex-shrink: 0;
}
.sci-purple { background: rgba(139,92,246,.15); }
.sci-cyan   { background: rgba(6,182,212,.15); }
.sci-orange { background: rgba(245,158,11,.15); }
.sci-green  { background: rgba(16,185,129,.15); }

.stat-text { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.stat-num {
  font-family: var(--mono); font-size: 1.45rem; font-weight: 700; color: var(--text);
  line-height: 1; animation: popIn .8s ease;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.stat-lbl { font-size: .68rem; color: var(--text2); text-transform: uppercase; letter-spacing: .06em; }

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

/* ── SECTION TITLE ───────────────────────────────────────────── */
.section-title {
  font-size: 1rem; font-weight: 700;
  display: flex; align-items: center; gap: 8px; margin-bottom: 16px;
}
.stitle-icon { font-size: 1rem; }
.section-sub { font-size: .84rem; color: var(--text2); margin: -10px 0 14px; }

/* util for section-title right-side button */
.section-title-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.clear-btn, .view-all-btn {
  font-size: .68rem; background: none; border: 1px solid var(--border2);
  border-radius: 6px; color: var(--text2); padding: 3px 10px; transition: all var(--t);
}
.clear-btn:hover { border-color: var(--red); color: var(--red); }
.view-all-btn:hover { border-color: var(--purple); color: var(--purple); }

/* ── SEARCH + FILTER ─────────────────────────────────────────── */
.search-filter-section { display: flex; flex-direction: column; gap: 10px; }
.search-wrap { position: relative; }
.search-icon {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  font-size: .95rem; pointer-events: none; color: var(--text3);
}
.search-input {
  width: 100%; background: var(--card-bg); border: 1px solid var(--border);
  border-radius: 11px; height: 46px; color: var(--text);
  font-family: var(--sans); font-size: .9rem;
  padding: 0 42px 0 40px; outline: none;
  transition: border-color var(--t), box-shadow var(--t);
}
.search-input:focus { border-color: var(--purple); box-shadow: 0 0 0 3px rgba(139,92,246,.14); }
.search-input::placeholder { color: var(--text3); }
.search-clear {
  position: absolute; right: 13px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text2); font-size: .85rem;
  padding: 4px; transition: color var(--t);
}
.search-clear:hover { color: var(--red); }

.filter-row { display: flex; gap: 7px; flex-wrap: wrap; }
.filter-btn {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text2);
  font-size: .78rem; font-weight: 600; padding: 6px 13px;
  transition: all var(--t); display: flex; align-items: center; gap: 5px;
}
.filter-btn:hover  { border-color: var(--border2); color: var(--text); }
.filter-btn.active { background: var(--purple); border-color: var(--purple); color: #fff; }
.filter-count {
  font-family: var(--mono); font-size: .62rem;
  background: rgba(0,0,0,.22); border-radius: 5px; padding: 1px 5px;
}
.filter-btn.active .filter-count { background: rgba(0,0,0,.25); }
.no-results {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 48px; color: var(--text2); font-size: .9rem;
}
.no-results span { font-size: 2.2rem; }

/* ── GAME GRID ───────────────────────────────────────────────── */
.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(175px, 1fr));
  gap: 15px;
}

/* ── GAME CARD ───────────────────────────────────────────────── */
.game-card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden; cursor: pointer;
  color: var(--text);
  display: flex; flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  animation: cardIn .4s ease both;
}
.game-card:hover {
  transform: translateY(-7px);
  border-color: rgba(139,92,246,.45);
  box-shadow: 0 18px 44px rgba(0,0,0,.4), 0 0 22px rgba(139,92,246,.14);
}

/* card image zone */
.card-img {
  width: 100%; aspect-ratio: 16/11;
  background: linear-gradient(145deg, var(--surface), var(--card-bg2));
  display: grid; place-items: center; position: relative; overflow: hidden;
}
.card-img::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,.55) 100%);
  z-index: 1;
}
.card-img::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 40%, rgba(139,92,246,.2), transparent 70%);
  opacity: 0; transition: opacity .25s; z-index: 1;
}
.game-card:hover .card-img::after { opacity: 1; }

/* top bar sweep */
.card-sweep {
  position: absolute; top: 0; left: 0; width: 100%; height: 3px; z-index: 3;
  background: linear-gradient(90deg, var(--purple), var(--cyan));
  transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.game-card:hover .card-sweep { transform: scaleX(1); }

.game-icon {
  font-size: 3.4rem; line-height: 1; position: relative; z-index: 2;
  transition: transform .25s ease;
  filter: drop-shadow(0 4px 16px rgba(139,92,246,.4));
}
.game-card:hover .game-icon { transform: scale(1.16) rotate(-5deg); }

/* fav + played on card */
.fav-btn {
  position: absolute; top: 8px; right: 8px; z-index: 5;
  background: rgba(11,13,26,.7); backdrop-filter: blur(6px);
  border: 1px solid var(--border2); border-radius: 7px;
  width: 28px; height: 28px; font-size: .88rem;
  display: grid; place-items: center; color: var(--text2); transition: all var(--t);
}
.fav-btn:hover  { border-color: var(--red); color: var(--red); transform: scale(1.12); }
.fav-btn.active { background: rgba(239,68,68,.18); border-color: var(--red); color: var(--red); }

.played-badge {
  position: absolute; top: 8px; left: 8px; z-index: 5;
  background: rgba(16,185,129,.18); border: 1px solid var(--green);
  border-radius: 6px; width: 22px; height: 22px; font-size: .65rem;
  display: grid; place-items: center; color: var(--green);
}

/* card body */
.card-body { padding: 11px 13px 13px; display: flex; flex-direction: column; gap: 5px; flex: 1; }
.game-card h3 { font-size: .88rem; font-weight: 700; line-height: 1.3; }
.card-category { font-size: .7rem; color: var(--text2); }
.card-meta { display: flex; gap: 5px; flex-wrap: wrap; }
.best-score { font-family: var(--mono); font-size: .62rem; color: var(--cyan); min-height: 14px; }

/* card action row */
.card-actions { display: flex; gap: 7px; align-items: center; margin-top: auto; padding-top: 8px; }

.play-btn {
  flex: 1; padding: 9px 10px; border-radius: 8px; border: none;
  font-family: var(--sans); font-size: .8rem; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--purple), var(--purple-dark));
  box-shadow: 0 3px 12px var(--purple-glow);
  position: relative; overflow: hidden; transition: all var(--t);
}
.play-btn::after {
  content: ''; position: absolute; top: 0; left: -120%;
  width: 55%; height: 100%; background: rgba(255,255,255,.18);
  transform: skewX(-22deg); transition: left .45s ease;
}
.game-card:hover .play-btn::after { left: 150%; }
.game-card:hover .play-btn { box-shadow: 0 5px 18px var(--purple-glow); }

.play-btn.dev { background: linear-gradient(135deg, var(--green), #059669); box-shadow: 0 3px 12px var(--green-glow); }
.game-card:hover .play-btn.dev { box-shadow: 0 5px 18px var(--green-glow); }

/* card fav heart beside play btn */
.card-fav-btn {
  width: 34px; height: 34px; flex-shrink: 0; border-radius: 8px; border: none;
  background: var(--surface); display: grid; place-items: center; font-size: .9rem;
  color: var(--text2); transition: all var(--t);
}
.card-fav-btn:hover  { background: rgba(239,68,68,.12); color: var(--red); }
.card-fav-btn.active { background: rgba(239,68,68,.15); color: var(--red); }

/* ── GAME TAGS ───────────────────────────────────────────────── */
.game-tag {
  font-size: .6rem; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
  padding: 2px 8px; border-radius: 5px;
}
.tag-logic    { background: rgba(96,165,250,.12);  color: #93c5fd; }
.tag-arcade   { background: rgba(251,146,60,.12);  color: #fdba74; }
.tag-memory   { background: rgba(244,114,182,.12); color: #f9a8d4; }
.tag-reaction { background: rgba(251,191,36,.12);  color: #fcd34d; }
.tag-debug    { background: rgba(251,113,133,.12); color: #fb7185; }
.tag-git      { background: rgba(52,211,153,.12);  color: #34d399; }
.tag-generator{ background: rgba(192,132,252,.12); color: #c084fc; }
.tag-diff     { background: rgba(255,255,255,.06); color: var(--text2); }

/* light theme card + tag overrides */
[data-theme="light"] .game-card    { background: #fff; }
[data-theme="light"] .card-img     { background: linear-gradient(145deg,#f0f2fa,#eaecf8); }
[data-theme="light"] .play-btn     { box-shadow: 0 3px 10px rgba(139,92,246,.2); }
[data-theme="light"] .tag-logic    { background: rgba(37,99,235,.08);  color: #1d4ed8; }
[data-theme="light"] .tag-arcade   { background: rgba(234,88,12,.08);  color: #c2410c; }
[data-theme="light"] .tag-memory   { background: rgba(219,39,119,.08); color: #9d174d; }
[data-theme="light"] .tag-debug    { background: rgba(220,38,38,.08);  color: #b91c1c; }
[data-theme="light"] .tag-git      { background: rgba(5,150,105,.08);  color: #065f46; }
[data-theme="light"] .tag-generator{ background: rgba(124,58,237,.08); color: #7c3aed; }
[data-theme="light"] .fav-btn      { background: rgba(255,255,255,.8); }

.game-card.hidden-card { display: none; }

/* ── MINI CARDS (recent / favs) ──────────────────────────────── */
.mini-cards-row, .recent-row { display: flex; gap: 9px; flex-wrap: wrap; }
.mini-card {
  background: var(--card-bg); border: 1px solid var(--border); border-radius: 11px;
  padding: 9px 13px; display: flex; align-items: center; gap: 9px;
  font-size: .82rem; font-weight: 600; color: var(--text); transition: all var(--t);
}
.mini-card:hover { border-color: var(--purple); transform: translateY(-2px); box-shadow: 0 5px 18px rgba(139,92,246,.18); }
.mc-icon { font-size: 1.15rem; }
.mc-time { font-size: .63rem; color: var(--text3); font-family: var(--mono); }

/* ── RECENT / FAV SECTIONS ───────────────────────────────────── */
.recent-section, .fav-section { display: flex; flex-direction: column; gap: 10px; }

/* ── ACHIEVEMENTS ────────────────────────────────────────────── */
.achieve-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px,1fr)); gap: 9px; }
.achieve-chip {
  background: var(--card-bg); border: 1px solid var(--border); border-radius: 11px;
  padding: 11px 13px; display: flex; align-items: center; gap: 10px; transition: all var(--t);
}
.achieve-chip:hover    { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.25); }
.achieve-chip.unlocked { border-color: rgba(139,92,246,.38); background: rgba(139,92,246,.07); }
.achieve-chip.locked   { opacity: .38; filter: grayscale(.7); }
.achieve-icon { font-size: 1.35rem; flex-shrink: 0; }
.achieve-info { display: flex; flex-direction: column; gap: 2px; }
.achieve-name { font-size: .8rem; font-weight: 600; }
.achieve-desc { font-size: .67rem; color: var(--text2); }
.achieve-chip.unlocked .achieve-name { color: var(--purple); }
.achieve-progress { font-family: var(--mono); font-size: .7rem; color: var(--cyan); margin-left: 6px; }

/* ── BOTTOM 3-PANEL ROW ──────────────────────────────────────── */
.bottom-panels { display: grid; grid-template-columns: repeat(3,1fr); gap: 15px; }
.panel {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 16px 15px;
  display: flex; flex-direction: column; gap: 10px;
}
.panel-hdr {
  display: flex; align-items: center; justify-content: space-between;
  font-size: .88rem; font-weight: 700;
}
.panel-hdr-left { display: flex; align-items: center; gap: 7px; }
.panel-hdr-timer { font-size: .65rem; color: var(--text3); font-family: var(--mono); }
.panel-empty { font-size: .78rem; color: var(--text2); text-align: center; padding: 14px 0; }

/* recently played list items */
.recent-item {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 0; border-bottom: 1px solid var(--border);
}
.recent-item:last-child { border-bottom: none; padding-bottom: 0; }
.ri-icon { font-size: 1.15rem; flex-shrink: 0; }
.ri-name { flex: 1; font-size: .8rem; font-weight: 600; }
.ri-time { font-size: .64rem; color: var(--text3); font-family: var(--mono); white-space: nowrap; }

/* achievement panel items */
.achieve-panel-item {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 0; border-bottom: 1px solid var(--border);
}
.achieve-panel-item:last-child { border-bottom: none; padding-bottom: 0; }
.api-icon  { font-size: 1.1rem; flex-shrink: 0; }
.api-info  { flex: 1; }
.api-name  { font-size: .79rem; font-weight: 600; }
.api-desc  { font-size: .64rem; color: var(--text2); margin-top: 1px; }
.api-lock  { font-size: .8rem; color: var(--text3); flex-shrink: 0; }

/* daily challenge panel */
.daily-item {
  display: flex; align-items: center; gap: 10px;
  background: var(--surface); border-radius: 9px; padding: 9px 11px;
}
.di-icon  { font-size: 1.15rem; flex-shrink: 0; }
.di-info  { flex: 1; }
.di-title { font-size: .8rem; font-weight: 700; }
.di-desc  { font-size: .65rem; color: var(--text2); margin-top: 2px; line-height: 1.4; }
.di-xp    { font-family: var(--mono); font-size: .7rem; color: var(--green); font-weight: 700; white-space: nowrap; flex-shrink: 0; }

/* ── TOAST ───────────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 24px; left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--card-bg2); border: 1px solid var(--border2); border-radius: 12px;
  padding: 11px 22px; font-size: .85rem; font-weight: 600; color: var(--text);
  box-shadow: 0 10px 40px rgba(0,0,0,.5); z-index: 999;
  transition: transform .28s cubic-bezier(.4,0,.2,1), opacity .28s;
  opacity: 0; pointer-events: none; white-space: nowrap;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* ── ACHIEVEMENT POPUP ───────────────────────────────────────── */
.achieve-popup {
  position: fixed; top: 22px; right: 22px; z-index: 600;
  background: linear-gradient(135deg, #1e1042, #2d1654);
  border: 1.5px solid var(--purple); border-radius: 15px;
  padding: 15px 19px; display: flex; align-items: center; gap: 13px;
  box-shadow: 0 0 40px -8px var(--purple-glow);
  animation: apIn .4s cubic-bezier(.34,1.56,.64,1); max-width: 295px;
}
.achieve-popup.hidden { display: none !important; }
.ap-icon  { font-size: 2rem; flex-shrink: 0; }
.ap-label { font-size: .6rem; text-transform: uppercase; letter-spacing: .1em; color: var(--purple); margin-bottom: 2px; }
.ap-name  { font-size: .9rem; font-weight: 700; }
.ap-xp    { font-family: var(--mono); font-size: .7rem; color: var(--green); margin-top: 2px; }
@keyframes apIn { from{opacity:0;transform:translateX(60px) scale(.88)} to{opacity:1;transform:translateX(0) scale(1)} }

/* ── XP FLOAT ────────────────────────────────────────────────── */
.xp-pop {
  position: fixed; pointer-events: none; z-index: 400;
  font-family: var(--mono); font-size: .82rem; font-weight: 700; color: var(--green);
  text-shadow: 0 0 8px var(--green-glow);
  animation: xpFloat 1.4s ease forwards;
}
@keyframes xpFloat { 0%{opacity:1;transform:translateY(0)} 100%{opacity:0;transform:translateY(-58px)} }

/* ── MODALS ──────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(11,13,26,.82); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.modal-overlay.hidden { display: none; }
.modal-box {
  background: var(--card-bg2); border: 1px solid var(--border2);
  border-radius: 18px; padding: 24px; width: 100%; max-width: 430px;
  animation: fadeUp .28s ease;
}
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 17px; font-size: .98rem; font-weight: 700; }
.modal-close { background: none; border: 1px solid var(--border2); border-radius: 7px; color: var(--text2); font-size: .82rem; padding: 3px 9px; transition: all var(--t); }
.modal-close:hover { border-color: var(--red); color: var(--red); }
@keyframes fadeUp { from{opacity:0;transform:translateY(12px)} to{opacity:1;transform:translateY(0)} }

.avatar-grid { display: grid; grid-template-columns: repeat(5,1fr); gap: 9px; margin-bottom: 13px; }
.avatar-opt {
  aspect-ratio: 1; border-radius: 11px; font-size: 1.5rem;
  display: grid; place-items: center;
  background: var(--surface); border: 1.5px solid var(--border); transition: all var(--t);
}
.avatar-opt:hover  { border-color: var(--purple); transform: scale(1.08); }
.avatar-opt.active { border-color: var(--purple); background: var(--purple-dim); box-shadow: 0 0 12px -3px var(--purple-glow); }
.avatar-opt.locked { opacity: .3; cursor: not-allowed; filter: grayscale(.8); }
.avatar-hint { font-size: .7rem; color: var(--text2); text-align: center; }

.name-input {
  width: 100%; background: var(--surface); border: 1.5px solid var(--border);
  border-radius: 9px; color: var(--text); font-family: var(--sans); font-size: .95rem;
  padding: 11px 15px; outline: none; margin-bottom: 13px; transition: border-color var(--t);
}
.name-input:focus { border-color: var(--purple); }
.btn-primary {
  width: 100%; background: linear-gradient(135deg, var(--purple), var(--purple-dark));
  color: #fff; border: none; border-radius: 9px;
  font-size: .9rem; font-weight: 700; padding: 11px;
  transition: all var(--t);
}
.btn-primary:hover { opacity: .88; transform: translateY(-1px); box-shadow: 0 5px 18px var(--purple-glow); }

/* ── FOOTER ──────────────────────────────────────────────────── */
.hub-footer {
  text-align: center; padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--text2); font-size: .78rem;
}
.hub-footer a { color: var(--purple); font-weight: 600; transition: opacity var(--t); }
.hub-footer a:hover { opacity: .72; }
.version-tag { font-family: var(--mono); font-size: .65rem; color: var(--text3); }

/* ── CARD ENTRANCE ───────────────────────────────────────────── */
@keyframes cardIn { from{opacity:0;transform:translateY(15px)} to{opacity:1;transform:translateY(0)} }
.game-card:nth-child(1){animation-delay:.03s} .game-card:nth-child(2){animation-delay:.07s}
.game-card:nth-child(3){animation-delay:.11s} .game-card:nth-child(4){animation-delay:.15s}
.game-card:nth-child(5){animation-delay:.19s} .game-card:nth-child(6){animation-delay:.23s}
.game-card:nth-child(7){animation-delay:.27s}

/* ── SECTION SPACING ─────────────────────────────────────────── */
section { margin-top: 4px; }

/* ════════════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════════════ */
@media (max-width: 920px) {
  :root { --sidebar-w: 0px; }
  .sidebar { transform: translateX(-220px); width: 220px; transition: transform .28s; }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay { display: block; }
  .menu-toggle { display: grid; }
  .page { margin-left: 0; max-width: 100vw; padding: 20px 16px 60px; }
  .hub-header { grid-template-columns: 1fr; }
  .header-right { flex-direction: row; align-items: center; }
  .header-decor { display: none; }
  .stats-row { grid-template-columns: repeat(2,1fr); }
  .bottom-panels { grid-template-columns: 1fr; }
  .pd-stats { margin-left: 0; }
}
@media (max-width: 600px) {
  .page { padding: 16px 12px 60px; gap: 18px; }
  .hub-title { font-size: 2.2rem; }
  .game-grid { grid-template-columns: repeat(2,1fr); gap: 10px; }
  .player-dashboard { gap: 12px; }
  .pd-chip { min-width: 58px; padding: 6px 8px; }
  .pd-xp-track { max-width: 160px; }
}
@media (max-width: 380px) {
  .game-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2,1fr); }
  .filter-btn { font-size: .74rem; padding: 5px 10px; }
}
@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}