/* ================================================================
   XTREME TIC TAC — Championship Edition  v5.0
   Mature Sci-Fi Dark UI · Compact Lobby with Modal Pickers
   Orbitron · Exo 2 · 8 Themes · Glows · Premium Feel
================================================================ */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Exo+2:ital,wght@0,300;0,400;0,500;0,600;1,300&family=Rajdhani:wght@400;500;600;700&display=swap');

/* ══════════════════════════════════════════════════════════════
   ROOT TOKENS — Obsidian (default)
══════════════════════════════════════════════════════════════ */
:root {
  --bg:            #07090f;
  --bg2:           #0a0c14;
  --surface:       #0d1120;
  --panel:         #0f1526;
  --panel2:        #0b101e;
  --border:        #1a2438;
  --border2:       #243248;

  --accent:        #00e5ff;
  --accent-dim:    rgba(0,229,255,.55);
  --accent-glow:   rgba(0,229,255,.2);
  --accent-deep:   rgba(0,229,255,.07);

  --accent2:       #ff2d78;
  --accent2-dim:   rgba(255,45,120,.55);
  --accent2-glow:  rgba(255,45,120,.2);
  --accent2-deep:  rgba(255,45,120,.07);

  --gold:          #ffd700;
  --gold-glow:     rgba(255,215,0,.22);
  --text:          #b0c4de;
  --text-dim:      #5a7a9a;
  --text-muted:    #1a2538;
  --brass:         #00e5ff;
  --r:             6px;
  --t:             .2s cubic-bezier(.4,0,.2,1);
  --shadow-deep:   0 24px 64px rgba(0,0,0,.85);
}

/* ── Crimson ─── */
body[data-theme="crimson"]{--bg:#0e0808;--bg2:#120a0a;--surface:#160c0c;--panel:#120808;--panel2:#0f0606;--border:#2a1010;--border2:#381818;--accent:#ff5555;--accent-dim:rgba(255,85,85,.55);--accent-glow:rgba(255,85,85,.2);--accent-deep:rgba(255,85,85,.07);--accent2:#ffaa30;--accent2-dim:rgba(255,170,48,.55);--accent2-glow:rgba(255,170,48,.2);--accent2-deep:rgba(255,170,48,.07);--text:#f0d0d0;--text-dim:#804040;--text-muted:#2a1010;--brass:#ff5555;}
/* ── Arctic ─── */
body[data-theme="arctic"]{--bg:#060c16;--bg2:#08101e;--surface:#0b1424;--panel:#08101e;--panel2:#060e18;--border:#122030;--border2:#1a3040;--accent:#50c8ff;--accent-dim:rgba(80,200,255,.55);--accent-glow:rgba(80,200,255,.2);--accent-deep:rgba(80,200,255,.07);--accent2:#40ffcc;--accent2-dim:rgba(64,255,204,.55);--accent2-glow:rgba(64,255,204,.2);--accent2-deep:rgba(64,255,204,.07);--text:#c0daf0;--text-dim:#3a5870;--text-muted:#0e1e2e;--brass:#50c8ff;}
/* ── Amber ─── */
body[data-theme="amber"]{--bg:#0d0b04;--bg2:#110e04;--surface:#161204;--panel:#110e06;--panel2:#0d0a04;--border:#221a06;--border2:#302508;--accent:#ffcc30;--accent-dim:rgba(255,204,48,.55);--accent-glow:rgba(255,204,48,.2);--accent-deep:rgba(255,204,48,.07);--accent2:#ff7730;--accent2-dim:rgba(255,119,48,.55);--accent2-glow:rgba(255,119,48,.2);--accent2-deep:rgba(255,119,48,.07);--text:#f0e0b0;--text-dim:#785e2a;--text-muted:#261c04;--brass:#ffcc30;}
/* ── Violet ─── */
body[data-theme="violet"]{--bg:#09071a;--bg2:#0c0a20;--surface:#110e24;--panel:#0e0b20;--panel2:#0b081a;--border:#1a1530;--border2:#261e44;--accent:#cc88ff;--accent-dim:rgba(204,136,255,.55);--accent-glow:rgba(204,136,255,.2);--accent-deep:rgba(204,136,255,.07);--accent2:#ff70b0;--accent2-dim:rgba(255,112,176,.55);--accent2-glow:rgba(255,112,176,.2);--accent2-deep:rgba(255,112,176,.07);--text:#d8c8f2;--text-dim:#604ea0;--text-muted:#1c1636;--brass:#cc88ff;}
/* ── Neon ─── */
body[data-theme="neon"]{--bg:#04060e;--bg2:#060810;--surface:#080a14;--panel:#060810;--panel2:#050710;--border:#0c1020;--border2:#10182c;--accent:#00ffe0;--accent-dim:rgba(0,255,224,.55);--accent-glow:rgba(0,255,224,.2);--accent-deep:rgba(0,255,224,.07);--accent2:#ff00cc;--accent2-dim:rgba(255,0,204,.55);--accent2-glow:rgba(255,0,204,.2);--accent2-deep:rgba(255,0,204,.07);--text:#b0f0e8;--text-dim:#1e5e58;--text-muted:#061614;--brass:#00ffe0;}
/* ── Sakura ─── */
body[data-theme="sakura"]{--bg:#130b10;--bg2:#170d14;--surface:#1e1118;--panel:#190d12;--panel2:#150b0e;--border:#2a1820;--border2:#3c2030;--accent:#ff88b8;--accent-dim:rgba(255,136,184,.55);--accent-glow:rgba(255,136,184,.2);--accent-deep:rgba(255,136,184,.07);--accent2:#ffd060;--accent2-dim:rgba(255,208,96,.55);--accent2-glow:rgba(255,208,96,.2);--accent2-deep:rgba(255,208,96,.07);--text:#f8e0ec;--text-dim:#8a4a66;--text-muted:#2a0e18;--brass:#ff88b8;}
/* ── Marble ─── */
body[data-theme="marble"]{--bg:#f2eadc;--bg2:#ede4d4;--surface:#e8dcc8;--panel:#ede5d2;--panel2:#e6dec8;--border:#d0b898;--border2:#c0a07e;--accent:#704a10;--accent-dim:rgba(112,74,16,.5);--accent-glow:rgba(112,74,16,.15);--accent-deep:rgba(112,74,16,.06);--accent2:#b03030;--accent2-dim:rgba(176,48,48,.5);--accent2-glow:rgba(176,48,48,.15);--accent2-deep:rgba(176,48,48,.06);--text:#2a1e0a;--text-dim:#9a7a50;--text-muted:#d0b898;--brass:#704a10;}

/* ══════════════════════════════════════════════════════════════
   RESET + BASE
══════════════════════════════════════════════════════════════ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html,body{width:100%;height:100%;background:var(--bg);color:var(--text);font-family:'Exo 2',system-ui,sans-serif;overflow:hidden;display:flex;align-items:center;justify-content:center;transition:background .4s,color .4s;-webkit-font-smoothing:antialiased;}
body::before{content:'';position:fixed;inset:0;z-index:1;background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,0,0,.05) 2px,rgba(0,0,0,.05) 4px);pointer-events:none;}
body[data-theme="marble"]::before{opacity:0;}
body::after{content:'';position:fixed;inset:0;z-index:0;background:radial-gradient(ellipse 60% 40% at 15% 20%,var(--accent-deep) 0%,transparent 70%),radial-gradient(ellipse 55% 45% at 85% 80%,var(--accent2-glow) 0%,transparent 70%);pointer-events:none;transition:background .5s;}

/* ══════════════════════════════════════════════════════════════
   PARTICLES
══════════════════════════════════════════════════════════════ */
#particles{position:fixed;inset:0;pointer-events:none;z-index:999;}

/* ══════════════════════════════════════════════════════════════
   COMPAT
══════════════════════════════════════════════════════════════ */
#compat-screen{position:fixed;inset:0;background:var(--bg);display:flex;align-items:center;justify-content:center;z-index:9999;flex-direction:column;text-align:center;padding:40px 24px;}
#compat-screen.hidden{display:none;}
.compat-inner{max-width:420px;width:100%;}
.compat-icon{width:64px;height:64px;margin:0 auto 20px;border:2px solid var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--accent);box-shadow:0 0 30px var(--accent-glow);}
.compat-title{font-family:'Orbitron',monospace;font-size:1.5rem;font-weight:900;letter-spacing:.15em;color:var(--accent);margin-bottom:8px;}
.compat-subtitle{font-size:.85rem;color:var(--text-dim);letter-spacing:.15em;margin-bottom:24px;}
.compat-message{font-size:.95rem;color:var(--text);line-height:1.7;margin-bottom:24px;}
.compat-browsers{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:28px;}
.compat-browser-chip{padding:7px 14px;border:1px solid var(--border);border-radius:var(--r);background:var(--panel);color:var(--text-dim);font-family:'Orbitron',monospace;font-size:.6rem;letter-spacing:.15em;}
.compat-detail{font-size:.78rem;color:var(--text-dim);text-align:left;background:var(--panel);border:1px solid var(--border);border-radius:var(--r);padding:14px 16px;}
.compat-detail-title{font-family:'Orbitron',monospace;font-size:.55rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-dim);margin-bottom:6px;}

/* ══════════════════════════════════════════════════════════════
   SCREENS
══════════════════════════════════════════════════════════════ */
.screen{position:fixed;inset:0;z-index:10;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px 16px 12px;overflow-y:auto;overflow-x:hidden;transition:opacity .3s,transform .3s;}
.screen.hidden{opacity:0;pointer-events:none;transform:scale(.97);}
.screen::-webkit-scrollbar{width:3px;}
.screen::-webkit-scrollbar-thumb{background:var(--border2);border-radius:2px;}

/* ══════════════════════════════════════════════════════════════
   LOBBY  — fits in one screen, no scroll
══════════════════════════════════════════════════════════════ */
/* ══ LOBBY ══════════════════════════════════════════════════════════════════ */
#lobby-screen{
  position:fixed;inset:0;background:var(--bg);
  display:flex;align-items:center;justify-content:center;
  z-index:200;transition:opacity .4s;overflow-y:auto;overflow-x:hidden;
}
#lobby-screen.hidden{opacity:0;pointer-events:none;}

.lobby-inner{
  width:100%;max-width:480px;
  padding:32px 28px 36px;
  display:flex;flex-direction:column;align-items:center;
  position:relative;z-index:1;
  margin:auto;
}

/* ── BRAND ── */
.lobby-brand{text-align:center;margin-bottom:24px;width:100%;}
.lobby-eyebrow{
  font-family:'Orbitron',monospace;font-size:.55rem;letter-spacing:.55em;
  color:var(--text);opacity:.55;text-transform:uppercase;margin-bottom:8px;display:block;
}
.lobby-title{
  font-family:'Orbitron',monospace;
  font-size:clamp(2.2rem,8vw,3.6rem);font-weight:900;line-height:.95;
  color:var(--accent);
  background:linear-gradient(135deg,var(--accent) 0%,var(--accent2) 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  filter:drop-shadow(0 0 24px var(--accent-glow));
  letter-spacing:.02em;margin-bottom:7px;display:block;
}
.lobby-subtitle{
  font-family:'Rajdhani',sans-serif;font-size:.8rem;font-weight:600;
  letter-spacing:.45em;color:var(--text);opacity:.5;text-transform:uppercase;display:block;
}

/* ── SECTION LABEL ── */
.lsec-label{
  font-family:'Orbitron',monospace;font-size:.52rem;letter-spacing:.35em;
  color:var(--text);opacity:.6;text-transform:uppercase;
  text-align:center;margin-bottom:10px;
  display:flex;align-items:center;justify-content:center;gap:8px;width:100%;
}
.lsec-label::before,.lsec-label::after{
  content:'';display:block;flex:1;height:1px;
  background:linear-gradient(to right,transparent,var(--border2));max-width:50px;
}
.lsec-label::after{background:linear-gradient(to left,transparent,var(--border2));}

/* ── GAME MODE — two balanced cards ── */
.lobby-mode-section{width:100%;margin-bottom:16px;}
.lobby-mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;}
.mode-card{
  padding:18px 12px 16px;
  background:rgba(255,255,255,.025);
  border:1px solid var(--border);border-radius:var(--r);
  cursor:pointer;transition:all var(--t);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  text-align:center;position:relative;overflow:hidden;
}
.mode-card::before{
  content:'';position:absolute;inset:0;
  background:var(--accent-deep);opacity:0;transition:opacity var(--t);
}
.mode-card:hover{border-color:var(--border2);}
.mode-card:hover::before{opacity:1;}
.mode-card.active{
  border-color:var(--accent);background:var(--accent-deep);
  box-shadow:0 0 16px var(--accent-glow),inset 0 0 20px var(--accent-deep);
}
.mode-card-icon{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--border2);
  display:flex;align-items:center;justify-content:center;
  position:relative;z-index:1;transition:border-color var(--t);
}
.mode-card-icon svg{width:18px;height:18px;color:var(--text-dim);transition:color var(--t);}
.mode-card.active .mode-card-icon{border-color:var(--accent);}
.mode-card.active .mode-card-icon svg{color:var(--accent);}
.mode-card-title{
  font-family:'Orbitron',monospace;font-size:.7rem;font-weight:700;
  letter-spacing:.1em;color:var(--text);
  position:relative;z-index:1;transition:color var(--t);
}
.mode-card.active .mode-card-title{color:var(--accent);}
.mode-card-sub{
  font-family:'Exo 2',sans-serif;font-size:.72rem;
  color:var(--text);opacity:.5;position:relative;z-index:1;
}

/* ── AI DIFFICULTY ── */
.lobby-diff-section{
  width:100%;margin-bottom:16px;
  transition:opacity .25s,max-height .3s;max-height:100px;overflow:hidden;
}
.lobby-diff-section.hidden{opacity:0;pointer-events:none;max-height:0;margin-bottom:0;}
.diff-pills{display:flex;gap:6px;justify-content:center;}
.diff-pill{
  padding:8px 20px;
  background:transparent;border:1px solid var(--border2);border-radius:100px;
  color:var(--text);font-family:'Orbitron',monospace;font-size:.56rem;
  letter-spacing:.1em;cursor:pointer;transition:all var(--t);
}
.diff-pill:hover{border-color:var(--accent);color:var(--accent);}
.diff-pill.active{
  background:var(--accent-deep);border-color:var(--accent);
  color:var(--accent);box-shadow:0 0 10px var(--accent-glow);
}

/* ── MATCH LENGTH ── */
.lobby-series-section{width:100%;margin-bottom:16px;}
.series-pills{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;}
.series-pill{
  padding:8px 18px;
  background:transparent;border:1px solid var(--border2);border-radius:100px;
  color:var(--text);font-family:'Orbitron',monospace;font-size:.56rem;
  letter-spacing:.1em;cursor:pointer;transition:all var(--t);
}
.series-pill:hover{border-color:var(--accent2);color:var(--accent2);}
.series-pill.active{
  background:var(--accent2-deep);border-color:var(--accent2);
  color:var(--accent2);box-shadow:0 0 10px var(--accent2-glow);
}

/* ── THEME ROW ── */
.lobby-theme-section{width:100%;margin-bottom:16px;}
.lobby-theme-dots{
  display:flex;gap:7px;align-items:center;justify-content:center;flex-wrap:wrap;
}
.lobby-theme-dot{
  width:28px;height:28px;border-radius:50%;
  border:2px solid transparent;
  cursor:pointer;transition:all var(--t);position:relative;overflow:visible;flex-shrink:0;
  outline:2px solid transparent;outline-offset:2px;
}
.lobby-theme-dot:hover{transform:scale(1.2);outline-color:var(--accent);}
.lobby-theme-dot.selected{outline-color:var(--accent);box-shadow:0 0 12px var(--accent-glow);}
.lobby-theme-dot.selected::before{
  content:'\2714';
  position:absolute;inset:0;z-index:3;
  display:flex;align-items:center;justify-content:center;
  font-size:.48rem;color:#fff;text-shadow:0 1px 3px rgba(0,0,0,.9);
  background:rgba(0,0,0,.32);border-radius:50%;
}
.theme-dot-inner{
  width:100%;height:100%;
  display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;
  border-radius:50%;overflow:hidden;
}
.theme-dot-inner span{display:block;}
.lobby-theme-custom-btn{
  width:28px;height:28px;border-radius:50%;border:1.5px dashed var(--border2);
  background:transparent;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  color:var(--text-dim);transition:all var(--t);flex-shrink:0;
  outline:2px solid transparent;outline-offset:2px;
}
.lobby-theme-custom-btn svg{width:12px;height:12px;}
.lobby-theme-custom-btn:hover{border-color:var(--accent);color:var(--accent);transform:scale(1.2);}
.lobby-theme-custom-btn.selected{
  border-color:var(--accent);border-style:solid;color:var(--accent);
  outline-color:var(--accent);box-shadow:0 0 12px var(--accent-glow);
}

/* ── HALL OF FAME ── */
.lobby-hof{width:100%;margin-bottom:18px;}
.lobby-hof-list{display:flex;flex-direction:column;gap:3px;}
.lobby-hof-row{
  display:flex;align-items:center;gap:10px;padding:7px 14px;
  background:rgba(255,255,255,.02);border:1px solid var(--border);border-radius:var(--r);
  transition:border-color var(--t);
}
.lobby-hof-row:hover{border-color:var(--border2);}
.lobby-hof-pos{font-family:'Orbitron',monospace;font-size:.54rem;font-weight:700;min-width:22px;}
.lobby-hof-row:nth-child(1) .lobby-hof-pos{color:var(--gold);}
.lobby-hof-row:nth-child(2) .lobby-hof-pos{color:#b0bec5;}
.lobby-hof-row:nth-child(3) .lobby-hof-pos{color:#a0785a;}
.lobby-hof-name{flex:1;font-family:'Exo 2',sans-serif;font-size:.82rem;color:var(--text);}
.lobby-hof-wins{font-family:'Orbitron',monospace;font-size:.64rem;letter-spacing:.06em;color:var(--gold);}
.lobby-hof-empty{
  font-family:'Exo 2',sans-serif;font-style:italic;
  font-size:.78rem;color:var(--text);opacity:.45;text-align:center;padding:6px 0;
}

/* ── PLAY BUTTON ── */
.lobby-play-btn{
  width:100%;padding:14px;
  background:transparent;border:1.5px solid var(--accent);border-radius:var(--r);
  color:var(--accent);font-family:'Orbitron',monospace;font-size:.72rem;font-weight:700;
  letter-spacing:.3em;text-transform:uppercase;cursor:pointer;
  position:relative;overflow:hidden;transition:color var(--t);
  box-shadow:0 0 24px var(--accent-glow),inset 0 0 30px var(--accent-deep);
}
.lobby-play-btn::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(90deg,var(--accent),var(--accent2));
  transform:scaleX(0);transform-origin:left;
  transition:transform .32s cubic-bezier(.4,0,.2,1);
}
.lobby-play-btn:hover{color:var(--bg);}
.lobby-play-btn:hover::before{transform:scaleX(1);}
.lobby-play-btn span{position:relative;z-index:1;}

/* ══════════════════════════════════════════════════════════════
   GAME TOP BAR
══════════════════════════════════════════════════════════════ */
.game-topbar{width:100%;max-width:400px;display:flex;align-items:center;justify-content:space-between;padding:0 2px 12px;border-bottom:1px solid var(--border2);margin-bottom:14px;}
.game-logo{font-family:'Orbitron',monospace;font-size:.9rem;font-weight:900;color:var(--accent);background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;filter:drop-shadow(0 0 8px var(--accent-glow));}
.game-logo-sub{font-family:'Rajdhani',sans-serif;font-size:.62rem;font-weight:500;letter-spacing:.3em;color:var(--text-dim);text-transform:uppercase;margin-top:1px;}
.series-label{font-family:'Orbitron',monospace;font-size:.58rem;letter-spacing:.1em;color:var(--text-dim);}
.header-controls{display:flex;gap:5px;align-items:center;}
.icon-btn{width:33px;height:33px;background:var(--panel);border:1.5px solid var(--border);border-radius:var(--r);cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-dim);transition:all var(--t);}
.icon-btn svg{width:14px;height:14px;}
.icon-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-deep);box-shadow:0 0 10px var(--accent-glow);}

/* ══════════════════════════════════════════════════════════════
   SCORE PANEL
══════════════════════════════════════════════════════════════ */
.score-panel{width:100%;max-width:400px;display:grid;grid-template-columns:1fr auto 1fr;gap:8px;align-items:center;margin-bottom:10px;}
.score-side{background:var(--panel);border:2px solid var(--border);border-radius:var(--r);padding:9px 12px;display:flex;flex-direction:column;align-items:center;gap:1px;transition:border-color .3s,box-shadow .3s;position:relative;overflow:hidden;}
.score-side.ax{border-color:var(--accent2);box-shadow:0 0 14px var(--accent2-glow);}
.score-side.ao{border-color:var(--accent);box-shadow:0 0 14px var(--accent-glow);}
.score-player{font-family:'Orbitron',monospace;font-size:.46rem;letter-spacing:.2em;color:var(--text-dim);text-transform:uppercase;}
.score-num{font-family:'Orbitron',monospace;font-size:1.8rem;font-weight:900;line-height:1;}
.sx .score-num{color:var(--accent2);text-shadow:0 0 12px var(--accent2-dim);}
.so .score-num{color:var(--accent);text-shadow:0 0 12px var(--accent-dim);}
.score-name{font-family:'Exo 2',sans-serif;font-size:.62rem;color:var(--text-dim);text-align:center;}
.score-streak{font-family:'Orbitron',monospace;font-size:.5rem;color:var(--gold);min-height:13px;letter-spacing:.04em;}
.score-vs{font-family:'Orbitron',monospace;font-size:.7rem;letter-spacing:.2em;color:var(--text-dim);text-align:center;}

/* Pips */
.series-progress{width:100%;max-width:400px;display:flex;align-items:center;gap:10px;margin-bottom:8px;}
.pips-side{display:flex;gap:4px;flex:1;flex-wrap:wrap;min-height:13px;}
.pips-label{font-family:'Orbitron',monospace;font-size:.66rem;font-weight:700;color:var(--text-dim);flex-shrink:0;}
.pip{width:10px;height:10px;border-radius:2px;border:1.5px solid var(--border2);transition:background .3s,box-shadow .3s;}
.pip.x-win{background:var(--accent2);box-shadow:0 0 6px var(--accent2-dim);border-color:var(--accent2);}
.pip.x-empty{background:transparent;}
.pip.o-win{background:var(--accent);box-shadow:0 0 6px var(--accent-dim);border-color:var(--accent);}
.pip.o-empty{background:transparent;}

/* Round log */
.round-log-wrap{width:100%;max-width:400px;margin-bottom:8px;}
.round-log-label{font-family:'Orbitron',monospace;font-size:.44rem;letter-spacing:.28em;color:var(--text-dim);text-transform:uppercase;margin-bottom:4px;}
.round-log{display:flex;flex-wrap:wrap;gap:3px;min-height:20px;}
.round-chip{padding:2px 8px;border-radius:3px;font-family:'Orbitron',monospace;font-size:.5rem;letter-spacing:.06em;}
.round-chip.rx{background:var(--accent2-deep);color:var(--accent2);border:1px solid var(--accent2-dim);}
.round-chip.ro{background:var(--accent-deep);color:var(--accent);border:1px solid var(--accent-dim);}
.round-chip.rd{background:rgba(255,215,0,.08);color:var(--gold);border:1px solid rgba(255,215,0,.22);}

/* Turn bar */
.turn-bar{width:100%;max-width:400px;text-align:center;margin-bottom:10px;min-height:26px;display:flex;align-items:center;justify-content:center;}
.turn-text{font-family:'Rajdhani',sans-serif;font-size:1rem;font-weight:600;letter-spacing:.06em;transition:color .2s;}
.turn-text.xt{color:var(--accent2);text-shadow:0 0 12px var(--accent2-dim);}
.turn-text.ot{color:var(--accent);text-shadow:0 0 12px var(--accent-dim);}
.turn-text.dt{color:var(--gold);text-shadow:0 0 12px var(--gold-glow);}
@keyframes glowBlink{0%,100%{opacity:1}50%{opacity:.3}}
.blink{animation:glowBlink .7s ease-in-out infinite;}

/* ══════════════════════════════════════════════════════════════
   BOARD
══════════════════════════════════════════════════════════════ */
.board-wrap{width:min(330px,calc(100vw - 32px));max-width:min(330px,calc(100vw - 32px));position:relative;aspect-ratio:1;margin-bottom:12px;flex-shrink:0;}
.board-wrap::before,.board-wrap::after{content:'';position:absolute;width:18px;height:18px;border-color:var(--brass);border-style:solid;opacity:.45;z-index:2;pointer-events:none;}
.board-wrap::before{top:-4px;left:-4px;border-width:2px 0 0 2px;}
.board-wrap::after{top:-4px;right:-4px;border-width:2px 2px 0 0;}
.board-corner-br{position:absolute;bottom:-4px;right:-4px;width:18px;height:18px;border:2px solid var(--brass);border-width:0 2px 2px 0;opacity:.45;z-index:2;pointer-events:none;}
.board-corner-bl{position:absolute;bottom:-4px;left:-4px;width:18px;height:18px;border:2px solid var(--brass);border-width:0 0 2px 2px;opacity:.45;z-index:2;pointer-events:none;}
#wsvg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:5;}
#wpath{fill:none;stroke-width:5;stroke-linecap:round;filter:drop-shadow(0 0 6px currentColor);}
#board{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;width:100%;height:100%;position:relative;z-index:1;}
.cell{background:var(--panel2);border:1.5px solid var(--border2);border-radius:var(--r);cursor:pointer;position:relative;display:flex;align-items:center;justify-content:center;transition:border-color .15s,background .15s;aspect-ratio:1;overflow:hidden;}
.cell::before{content:'';position:absolute;inset:0;opacity:0;background:radial-gradient(circle at center,var(--accent-deep) 0%,transparent 70%);transition:opacity .15s;}
.cell:not(.taken):hover::before{opacity:1;}
.cell.taken{cursor:default;}
.cell.win-cell{border-color:var(--gold) !important;box-shadow:0 0 16px var(--gold-glow),inset 0 0 20px rgba(255,215,0,.06);background:rgba(255,215,0,.03);}
.sym{width:55%;height:55%;display:block;}

/* Action buttons */
.btn-row{width:100%;max-width:400px;display:flex;gap:7px;}
.abtn{flex:1;padding:9px 6px;background:var(--panel);border:1.5px solid var(--border);border-radius:var(--r);color:var(--text-dim);font-family:'Orbitron',monospace;font-size:.5rem;letter-spacing:.13em;text-transform:uppercase;cursor:pointer;transition:all var(--t);position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;gap:4px;}
.abtn svg{color:currentColor;}
.abtn::before{content:'';position:absolute;inset:0;opacity:0;transition:opacity var(--t);}
.abtn span{position:relative;z-index:1;}
.abtn.quit-game-btn{border-color:rgba(255,60,60,.4);color:rgba(220,80,80,.75);}
.abtn.quit-game-btn:hover{color:var(--bg);border-color:#e05050;}
.abtn.quit-game-btn::before{background:#e05050;}
.abtn.quit-game-btn:hover::before{opacity:1;}
.abtn.assign-btn{border-color:var(--accent2-dim);color:var(--accent2-dim);}
.abtn.assign-btn:hover{color:var(--bg);border-color:var(--accent2);}
.abtn.assign-btn::before{background:var(--accent2);}
.abtn.assign-btn:hover::before{opacity:1;}
.abtn.menu{border-color:var(--border2);color:var(--text-dim);}
.abtn.menu:hover{color:var(--text);border-color:var(--border2);}
.abtn.menu:hover::before{background:rgba(255,255,255,.06);opacity:1;}

/* ── Popup shared elements ── */
.popup-icon-wrap{
  width:52px;height:52px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 18px;
  border:1.5px solid var(--border2);
  background:var(--panel2);
}
.popup-icon-wrap svg{width:24px;height:24px;}
.popup-score-strip{
  display:flex;align-items:center;justify-content:center;
  gap:16px;margin:0 0 14px;
  padding:12px 16px;
  background:var(--panel2);border:1px solid var(--border);border-radius:var(--r);
}
.popup-score-item{display:flex;flex-direction:column;align-items:center;gap:2px;}
.popup-score-num{font-family:'Orbitron',monospace;font-size:1.6rem;font-weight:900;line-height:1;}
.popup-score-sep{font-family:'Orbitron',monospace;font-size:.8rem;color:var(--text-dim);align-self:center;}
.popup-score-lbl{font-family:'Exo 2',sans-serif;font-size:.62rem;color:var(--text-dim);}
.popup-warn{
  font-size:.75rem;color:var(--text-dim);font-style:italic;
  text-align:center;margin-bottom:18px;line-height:1.5;
}

/* ── Assign info card ── */
.assign-info-card{
  background:var(--panel2);border:1px solid var(--border);border-radius:var(--r);
  padding:12px 18px;margin-bottom:14px;
}
.assign-info-row{display:flex;align-items:center;justify-content:space-between;padding:4px 0;}
.assign-info-label{font-family:'Orbitron',monospace;font-size:.5rem;letter-spacing:.18em;color:var(--text-dim);text-transform:uppercase;}
.assign-info-val{font-family:'Orbitron',monospace;font-size:1rem;font-weight:900;}
.assign-info-divider{height:1px;background:var(--border);margin:6px 0;}

/* ══════════════════════════════════════════════════════════════
   OVERLAYS — shared
══════════════════════════════════════════════════════════════ */
.overlay{position:fixed;inset:0;background:rgba(4,6,12,.88);display:flex;align-items:center;justify-content:center;z-index:300;backdrop-filter:blur(10px) saturate(.8);opacity:0;pointer-events:none;transition:opacity .28s;padding:16px;}
.overlay.show{opacity:1;pointer-events:all;}
.dialog{background:var(--surface);border:1px solid var(--border2);border-radius:10px;padding:32px 36px 28px;text-align:center;max-width:360px;width:100%;position:relative;box-shadow:var(--shadow-deep);transform:translateY(14px) scale(.96);transition:transform .32s cubic-bezier(.34,1.56,.64,1);}
.overlay.show .dialog{transform:translateY(0) scale(1);}
.dialog::before{content:'';position:absolute;top:8px;left:8px;width:14px;height:14px;border:1px solid var(--border2);border-width:1px 0 0 1px;}
.dialog::after{content:'';position:absolute;top:8px;right:8px;width:14px;height:14px;border:1px solid var(--border2);border-width:1px 1px 0 0;}
.d-corner-br{position:absolute;bottom:8px;right:8px;width:14px;height:14px;border:1px solid var(--border2);border-width:0 1px 1px 0;}
.d-corner-bl{position:absolute;bottom:8px;left:8px;width:14px;height:14px;border:1px solid var(--border2);border-width:0 0 1px 1px;}
.dialog-title{font-family:'Orbitron',monospace;font-size:1.1rem;font-weight:900;color:var(--accent);letter-spacing:.14em;margin-bottom:5px;text-shadow:0 0 20px var(--accent-glow);}
.dialog-subtitle{font-family:'Exo 2',sans-serif;font-size:.82rem;color:var(--text-dim);margin-bottom:20px;font-style:italic;}
.dialog-close-icon{position:absolute;top:10px;right:10px;width:26px;height:26px;background:rgba(255,255,255,.05);border:1px solid var(--border);border-radius:50%;color:var(--text-dim);cursor:pointer;transition:all var(--t);display:flex;align-items:center;justify-content:center;}
.dialog-close-icon:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-deep);}
.dialog-close-icon svg{pointer-events:none;}

/* Dialog buttons */
.primary-btn{width:100%;padding:12px;background:transparent;border:1.5px solid var(--accent);border-radius:var(--r);color:var(--accent);font-family:'Orbitron',monospace;font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;cursor:pointer;margin-top:8px;transition:all var(--t);position:relative;overflow:hidden;}
.primary-btn::before{content:'';position:absolute;inset:0;background:var(--accent);opacity:0;transition:opacity var(--t);}
.primary-btn:hover{color:var(--bg);}
.primary-btn:hover::before{opacity:1;}
.primary-btn span{position:relative;z-index:1;}
.go-lobby-btn{border-color:var(--border2)!important;color:var(--text-dim)!important;}
.go-lobby-btn:hover{color:var(--text)!important;}
.go-lobby-btn::before{background:rgba(255,255,255,.07)!important;}
.quit-danger-btn{border-color:rgba(180,50,50,.5)!important;color:rgba(200,80,80,.7)!important;}
.quit-danger-btn::before{background:rgba(180,50,50,.1)!important;}
.quit-danger-btn:hover{color:#d06060!important;}
.quit-dialog-title{color:#c05050!important;text-shadow:0 0 20px rgba(180,50,50,.4)!important;}
.quit-confirm-btn{border-color:rgba(180,50,50,.7)!important;color:#c05050!important;}
.quit-confirm-btn::before{background:rgba(180,50,50,.18)!important;}
.quit-confirm-btn:hover{color:#fff!important;}
.pause-icon-wrap{margin:14px auto 20px;width:52px;height:52px;display:flex;align-items:center;justify-content:center;}
.pause-icon-wrap svg{width:52px;height:52px;stroke:var(--accent);stroke-width:2;opacity:.7;}

/* ══════════════════════════════════════════════════════════════
   ROUND RESULT
══════════════════════════════════════════════════════════════ */
#result-overlay{position:fixed;inset:0;z-index:400;background:rgba(4,6,12,.82);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;transition:opacity .25s;padding:16px;}
#result-overlay.hidden{opacity:0;pointer-events:none;}
.result-box{background:var(--surface);border:1px solid var(--border2);border-radius:12px;padding:34px 40px 30px;text-align:center;width:100%;max-width:360px;box-shadow:var(--shadow-deep);animation:popIn .36s cubic-bezier(.34,1.56,.64,1);position:relative;}
.result-box::before{content:'';position:absolute;top:8px;left:8px;width:14px;height:14px;border:1px solid var(--border2);border-width:1px 0 0 1px;}
.result-box::after{content:'';position:absolute;top:8px;right:8px;width:14px;height:14px;border:1px solid var(--border2);border-width:1px 1px 0 0;}
@keyframes popIn{from{transform:scale(.65);opacity:0}to{transform:scale(1);opacity:1}}
#res-sym{display:flex;align-items:center;justify-content:center;margin-bottom:12px;}
.res-title{font-family:'Orbitron',monospace;font-size:1.25rem;font-weight:900;letter-spacing:.1em;margin-bottom:5px;}
.res-sub{font-size:.82rem;color:var(--text-dim);margin-bottom:22px;font-style:italic;}
.res-btns{display:flex;gap:8px;}
.rbtn{flex:1;padding:11px;border-radius:var(--r);cursor:pointer;font-family:'Orbitron',monospace;font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;transition:all var(--t);position:relative;overflow:hidden;}
.rbtn.pri{background:transparent;border:1.5px solid var(--accent);color:var(--accent);}
.rbtn.pri::before{content:'';position:absolute;inset:0;background:var(--accent);opacity:0;transition:opacity var(--t);}
.rbtn.pri:hover{color:var(--bg);}
.rbtn.pri:hover::before{opacity:1;}
.rbtn.pri span{position:relative;z-index:1;}
.rbtn.sec{background:var(--panel);border:1.5px solid var(--border);color:var(--text-dim);}
.rbtn.sec:hover{border-color:var(--border2);color:var(--text);}

/* ══════════════════════════════════════════════════════════════
   CHAMPIONSHIP
══════════════════════════════════════════════════════════════ */
#s-champ{justify-content:flex-start;overflow-y:auto;padding-top:20px;padding-bottom:24px;}
.champ-header{text-align:center;margin-bottom:14px;width:100%;max-width:400px;border-bottom:1px solid var(--border2);padding-bottom:12px;}
#champ-trophy{display:flex;align-items:center;justify-content:center;margin-bottom:6px;}
.champ-title{font-family:'Orbitron',monospace;font-size:1.5rem;font-weight:900;letter-spacing:.08em;margin-bottom:3px;}
.champ-sub{font-family:'Exo 2',sans-serif;font-size:.88rem;color:var(--text-dim);font-style:italic;}
.final-scores{width:100%;max-width:400px;display:grid;grid-template-columns:1fr auto 1fr;gap:8px;align-items:center;margin-bottom:12px;}
.fs-side{background:var(--panel);border:2px solid var(--border);border-radius:var(--r);padding:13px 10px;text-align:center;}
.fs-side-x{border-color:var(--accent2-dim);}
.fs-side-o{border-color:var(--accent-dim);}
.fs-player{font-family:'Orbitron',monospace;font-size:.46rem;letter-spacing:.2em;color:var(--text-dim);margin-bottom:3px;}
.fs-num{font-family:'Orbitron',monospace;font-size:2.2rem;font-weight:900;line-height:1;}
.fs-side-x .fs-num{color:var(--accent2);text-shadow:0 0 12px var(--accent2-dim);}
.fs-side-o .fs-num{color:var(--accent);text-shadow:0 0 12px var(--accent-dim);}
.fs-name{font-size:.72rem;color:var(--text-dim);margin-top:2px;}
.fs-crown{display:flex;align-items:center;justify-content:center;min-height:26px;margin-top:3px;}
.fs-vs{font-family:'Orbitron',monospace;font-size:.7rem;color:var(--text-dim);letter-spacing:.15em;text-align:center;}
.stats-strip{display:flex;gap:8px;width:100%;max-width:400px;margin-bottom:10px;}
.stat-box{flex:1;background:var(--panel);border:1px solid var(--border);border-radius:var(--r);padding:11px 8px;text-align:center;}
.stat-num{font-family:'Orbitron',monospace;font-size:1.2rem;font-weight:700;color:var(--text);}
.stat-lbl{font-family:'Orbitron',monospace;font-size:.44rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.12em;margin-top:2px;}
.replay-log{width:100%;max-width:400px;margin-bottom:10px;}
.replay-label{font-family:'Orbitron',monospace;font-size:.46rem;letter-spacing:.28em;color:var(--text-dim);text-transform:uppercase;margin-bottom:6px;}
.replay-rows{display:flex;flex-direction:column;gap:3px;max-height:96px;overflow-y:auto;}
.replay-row{display:flex;align-items:center;gap:8px;padding:5px 10px;border-radius:4px;font-size:.7rem;background:var(--panel);border:1px solid var(--border);}
.rn{font-family:'Orbitron',monospace;font-size:.46rem;color:var(--text-dim);min-width:24px;}
.rx{color:var(--accent2);font-weight:600;}
.ro{color:var(--accent);font-weight:600;}
.rd{color:var(--gold);}
.replay-moves{margin-left:auto;font-size:.58rem;color:var(--text-dim);}
.lb-list{width:100%;max-width:400px;margin-bottom:10px;}
.lb-title{font-family:'Orbitron',monospace;font-size:.46rem;letter-spacing:.28em;color:var(--text-dim);text-transform:uppercase;margin-bottom:6px;}
.lb-entry{display:flex;align-items:center;gap:8px;padding:7px 12px;margin-bottom:3px;background:var(--panel);border:1px solid var(--border);border-radius:4px;}
.lbe-rank{display:flex;align-items:center;gap:3px;min-width:26px;}
.lbe-name{flex:1;font-size:.8rem;color:var(--text);}
.lbe-score{font-family:'Orbitron',monospace;font-size:.6rem;color:var(--gold);}
.lb-empty{font-size:.72rem;color:var(--text-dim);text-align:center;padding:8px 0;}
.champ-btns{display:flex;gap:8px;width:100%;max-width:400px;}
.cbtn{flex:1;padding:12px;border-radius:var(--r);cursor:pointer;font-family:'Orbitron',monospace;font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;transition:all var(--t);position:relative;overflow:hidden;}
.cbtn.filled{background:transparent;border:1.5px solid var(--accent);color:var(--accent);}
.cbtn.filled::before{content:'';position:absolute;inset:0;background:var(--accent);opacity:0;transition:opacity var(--t);}
.cbtn.filled:hover{color:var(--bg);}
.cbtn.filled:hover::before{opacity:1;}
.cbtn.filled span{position:relative;z-index:1;}
.cbtn.ghost{background:var(--panel);border:1.5px solid var(--border);color:var(--text-dim);}
.cbtn.ghost:hover{border-color:var(--border2);color:var(--text);}

/* ══════════════════════════════════════════════════════════════
   CUSTOM THEME MODAL
══════════════════════════════════════════════════════════════ */
.ctm-dialog{max-width:390px;width:100%;padding:32px 28px 24px;}
.ctm-live-preview{margin-bottom:14px;display:flex;justify-content:center;}
.ctm-preview-board{width:126px;height:126px;border-radius:4px;overflow:hidden;border:2px solid var(--border2);box-shadow:0 4px 24px rgba(0,0,0,.6);position:relative;}
.ctm-preview-grid{width:100%;height:100%;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:5px;padding:5px;}
.ctm-cell{border-radius:3px;display:flex;align-items:center;justify-content:center;transition:background .25s;}
.ctm-controls{display:flex;background:var(--panel);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;margin-bottom:12px;}
.ctm-group{flex:1;padding:11px 13px;}
.ctm-group-label{font-family:'Orbitron',monospace;font-size:.44rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-dim);margin-bottom:8px;}
.ctm-divider{width:1px;background:var(--border);flex-shrink:0;}
.ctm-swatches{display:flex;gap:6px;align-items:flex-end;}
.ctm-swatch-item{display:flex;flex-direction:column;align-items:center;gap:4px;flex:1;}
.ctm-swatch-item span{font-family:'Exo 2',sans-serif;font-size:.6rem;color:var(--text-dim);}
.ctm-swatch-wrap{position:relative;width:100%;height:30px;border-radius:3px;border:1px solid var(--border);overflow:hidden;cursor:pointer;}
.ctm-swatch-wrap:hover{border-color:var(--accent);}
.ctm-swatch-wrap input[type="color"]{position:absolute;inset:-5px;width:calc(100% + 10px);height:calc(100% + 10px);border:none;padding:0;cursor:pointer;}
.ctm-symbols{display:flex;gap:12px;justify-content:center;}
.ctm-sym-item{display:flex;flex-direction:column;align-items:center;gap:4px;}
.ctm-sym-item span{font-family:'Exo 2',sans-serif;font-size:.6rem;color:var(--text-dim);}
.ctm-sym-swatch{width:44px;height:44px;border-radius:4px;border:1.5px solid var(--border);position:relative;overflow:hidden;cursor:pointer;transition:all var(--t);display:flex;align-items:center;justify-content:center;}
.ctm-sym-swatch:hover{border-color:var(--accent);transform:scale(1.06);}
.ctm-sym-swatch input[type="color"]{position:absolute;inset:-10px;width:calc(100% + 20px);height:calc(100% + 20px);border:none;opacity:0;cursor:pointer;}
.ctm-sym-swatch-inner{pointer-events:none;display:flex;align-items:center;justify-content:center;}
.ctm-presets-row{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.ctm-presets-label{font-family:'Orbitron',monospace;font-size:.44rem;letter-spacing:.18em;text-transform:uppercase;color:var(--text-dim);flex-shrink:0;}
.ctm-presets{display:flex;gap:5px;}
.ctm-preset{width:28px;height:28px;border-radius:3px;border:1px solid var(--border);cursor:pointer;display:flex;overflow:hidden;transition:all var(--t);padding:0;}
.ctm-preset span{flex:1;display:block;}
.ctm-preset:hover{border-color:var(--accent);transform:scale(1.18);}
.ctm-footer{display:flex;}
.ctm-btn-apply{flex:1;padding:12px;background:transparent;border:1.5px solid var(--accent);border-radius:var(--r);color:var(--accent);font-family:'Orbitron',monospace;font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;cursor:pointer;transition:all var(--t);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;}
.ctm-btn-apply::before{content:'';position:absolute;inset:0;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s ease;}
.ctm-btn-apply:hover{color:var(--bg);}
.ctm-btn-apply:hover::before{transform:scaleX(1);}
.ctm-btn-apply span{position:relative;z-index:1;}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE — mobile-first, comprehensive screen adaptation
══════════════════════════════════════════════════════════════ */

/* ══ NARROW PHONES (≤ 380px width) ══════════════════════════ */
@media (max-width: 380px) {
  .lobby-inner { padding: 16px 14px 20px; }
  .lobby-brand { margin-bottom: 16px; }
  .lobby-mode-section, .lobby-diff-section, .lobby-series-section, .lobby-theme-section { margin-bottom: 12px; }
  .lobby-hof { margin-bottom: 12px; }
  .mode-card { padding: 12px 8px 10px; }
  .diff-pill, .series-pill { padding: 6px 12px; font-size: .5rem; }
  .lobby-play-btn { padding: 12px; font-size: .64rem; }

  .game-topbar { max-width: 100%; padding: 0 0 8px; margin-bottom: 8px; }
  .score-panel, .series-progress, .round-log-wrap, .turn-bar, .btn-row { max-width: 100%; }
  .board-wrap { width: calc(100vw - 28px); max-width: calc(100vw - 28px); }
  .dialog { padding: 24px 18px 20px; }
  .ctm-dialog { padding: 24px 14px 18px; }
}

/* ══ MEDIUM PHONES (381px–480px) ════════════════════════════ */
@media (min-width: 381px) and (max-width: 480px) {
  .lobby-inner { padding: 24px 18px 28px; }
  .game-topbar, .score-panel, .series-progress, .round-log-wrap, .turn-bar, .board-wrap, .btn-row { max-width: 100%; }
  .board-wrap { width: calc(100vw - 32px); max-width: calc(100vw - 32px); }
}

/* ══ SHORT SCREENS (height ≤ 640px) ═════════════════════════ */
@media (max-height: 640px) {
  .game-topbar    { padding-bottom: 6px; margin-bottom: 6px; }
  .score-panel    { margin-bottom: 4px; }
  .score-side     { padding: 5px 8px; }
  .score-num      { font-size: 1.2rem; }
  .score-player, .score-name, .score-streak { font-size: .4rem; }
  .series-progress{ margin-bottom: 4px; }
  .round-log-wrap { margin-bottom: 4px; }
  .round-log      { min-height: 14px; }
  .turn-bar       { margin-bottom: 6px; min-height: 20px; }
  .turn-text      { font-size: .88rem; }
  .board-wrap     {
    width: min(260px, calc(100vw - 32px), calc(100vh - 280px));
    max-width: min(260px, calc(100vw - 32px));
    margin-bottom: 8px;
  }
  .btn-row        { display: none; }
  .score-vs       { font-size: .58rem; }
}

/* ══ VERY SHORT SCREENS (height ≤ 520px) ════════════════════ */
@media (max-height: 520px) {
  .round-log-wrap { display: none; }
  .game-topbar    { margin-bottom: 4px; }
  .score-panel    { margin-bottom: 3px; }
  .series-progress{ margin-bottom: 3px; }
  .turn-bar       { margin-bottom: 4px; min-height: 18px; }
  .board-wrap     {
    width: min(220px, calc(100vw - 32px), calc(100vh - 230px));
    max-width: min(220px, calc(100vw - 32px));
    margin-bottom: 6px;
  }
}

/* ══ TALL / DESKTOP SCREENS (height ≥ 900px) ════════════════ */
@media (max-height: 900px) and (min-height: 641px) {
  .board-wrap {
    width: min(330px, calc(100vw - 32px), calc(100vh - 340px));
    max-width: min(330px, calc(100vw - 32px));
  }
}

/* ══ LOBBY: short viewports ════════════════════════════════ */
@media (max-height: 700px) {
  .lobby-inner    { padding: 20px 20px 20px; }
  .lobby-brand    { margin-bottom: 14px; }
  .lobby-title    { font-size: clamp(1.6rem, 8vw, 2.6rem); line-height: 1; }
  .lobby-mode-section, .lobby-series-section, .lobby-theme-section { margin-bottom: 10px; }
  .lobby-diff-section:not(.hidden) { margin-bottom: 10px; }
  .lobby-hof      { margin-bottom: 10px; }
  .mode-card      { padding: 12px 8px 10px; }
}

@media (max-height: 580px) {
  .lobby-hof      { display: none; }
  .lobby-brand    { margin-bottom: 10px; }
  .lobby-eyebrow  { display: none; }
  .lobby-subtitle { display: none; }
  .lobby-title    { font-size: clamp(1.4rem, 7vw, 2.2rem); margin-bottom: 10px; }
}

/* ══ CHAMPIONSHIP — always scrollable on small screens ══════ */
@media (max-height: 700px) {
  #s-champ { padding-top: 12px; padding-bottom: 16px; }
  .champ-header { margin-bottom: 8px; padding-bottom: 8px; }
  .final-scores { margin-bottom: 8px; }
  .stats-strip { margin-bottom: 6px; }
  .replay-log { margin-bottom: 6px; }
  .lb-list { margin-bottom: 6px; }
}

/* ══ OVERLAYS — always fit within viewport ══════════════════ */
.overlay { padding: 12px; align-items: flex-start; padding-top: max(12px, env(safe-area-inset-top)); overflow-y: auto; }
@media (min-height: 600px) {
  .overlay { align-items: center; }
}
.dialog {
  max-height: calc(100vh - 24px);
  overflow-y: auto;
}

/* ══ SAFE AREA (notched phones) ════════════════════════════ */
@supports (padding: max(0px)) {
  .screen            { padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }
  #lobby-screen      { padding-left: max(0px, env(safe-area-inset-left)); padding-right: max(0px, env(safe-area-inset-right)); }
  .overlay           { padding-left: max(12px, env(safe-area-inset-left)); padding-right: max(12px, env(safe-area-inset-right)); }
}