/* GENIUS — premium cognitive product. Charcoal · arctic blue · mint. */

* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  /* Charcoal base — sophisticated, warmer than pure black */
  --void: #07090f;
  --deep: #0b0e16;
  --card: #11151f;
  --card-2: #161b27;
  --elev: #1a2030;

  /* Subtle blue-tinted borders */
  --border: rgba(124,195,255,0.08);
  --border-strong: rgba(124,195,255,0.22);

  /* Text — warm off-white, premium */
  --text: #eef1f7;
  --muted: rgba(238,241,247,0.66);
  --dim: rgba(238,241,247,0.42);
  --faint: rgba(238,241,247,0.18);

  /* PRIMARY: arctic blue — Linear / Arc / Apple-AI grade */
  --primary: #7cc3ff;
  --primary-strong: #5eb2ff;
  --primary-glow: rgba(124,195,255,0.40);

  /* ENERGY: bright cyan for moments */
  --cyan: #5ee2ff;
  --cyan-glow: rgba(94,226,255,0.35);

  /* SUCCESS: mint — correct answers, level ups */
  --mint: #7dffce;
  --mint-glow: rgba(125,255,206,0.35);

  /* STREAK: warm coral — replaces magenta for streaks/heat */
  --coral: #ff8c66;
  --coral-glow: rgba(255,140,102,0.35);

  /* Negative space */
  --rose: #ff5577;
  --gold: #ffd76b;

  /* Single restrained 2-stop gradient (replaces rainbow) */
  --aurora: linear-gradient(135deg, var(--primary) 0%, var(--cyan) 100%);
  --aurora-soft: linear-gradient(135deg, rgba(124,195,255,0.16), rgba(94,226,255,0.10));
  --aurora-energy: linear-gradient(135deg, var(--primary) 0%, var(--mint) 100%);

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Menlo', monospace;

  /* Multi-layer stacked shadows — Linear/Stripe-grade depth.
     Layers (top-down): inset top highlight, inset bottom darken, near-sharp shadow,
     mid drop, far ambient, accent glow underneath. */
  --shadow-card:
    0 1px 0 rgba(255,255,255,0.06) inset,
    0 -1px 0 rgba(0,0,0,0.4) inset,
    0 2px 4px rgba(0,0,0,0.4),
    0 8px 16px rgba(0,0,0,0.45),
    0 24px 48px -16px rgba(0,0,0,0.65),
    0 48px 96px -32px rgba(0,0,0,0.8),
    0 0 64px -24px rgba(124,195,255,0.25);
  --shadow-elev:
    0 1px 0 rgba(255,255,255,0.10) inset,
    0 -1px 0 rgba(0,0,0,0.5) inset,
    0 4px 8px rgba(0,0,0,0.5),
    0 16px 32px rgba(0,0,0,0.55),
    0 40px 80px -24px rgba(0,0,0,0.75),
    0 80px 140px -40px rgba(0,0,0,0.9),
    0 0 96px -32px rgba(94,226,255,0.3);
  --shadow-float:
    0 1px 0 rgba(255,255,255,0.08) inset,
    0 6px 12px rgba(0,0,0,0.45),
    0 24px 48px rgba(0,0,0,0.55),
    0 60px 120px -40px rgba(0,0,0,0.8),
    0 0 80px -28px rgba(124,195,255,0.35);
  --shadow-glow: 0 0 0 1px var(--border-strong), 0 0 32px var(--primary-glow);
  --shadow-press:
    0 1px 0 rgba(255,255,255,0.04) inset,
    0 1px 2px rgba(0,0,0,0.3),
    0 4px 8px rgba(0,0,0,0.35);
}

html {
  background: var(--void);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
}
body {
  background: transparent;
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ═══ BACKGROUND: minimal — canvas particles only ═══
   Heavy nebula/aurora/grid layers retired: they caused scroll-jank on mobile.
   Cosmos kept as a subtle static gradient base on html. */
.cosmos { display: none !important; }
.nebula, .nebula-2, .nebula-3, .aurora-veil, .grid-floor, .comets { display: none !important; }
/* legacy stub keeps DOM happy even though we render nothing here */
.cosmos-legacy-base { position: fixed; inset: 0; z-index: -3; pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(124,195,255,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 90% 100%, rgba(94,226,255,0.04) 0%, transparent 60%),
    var(--void);
}
/* Original .cosmos rule preserved here disabled — kept for reference: */
.cosmos--disabled { position: fixed; inset: 0; z-index: -3; pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(124,195,255,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 90% 100%, rgba(94,226,255,0.06) 0%, transparent 60%),
    var(--void);
}
/* Big slow drifting nebula bloom — visible motion */
.nebula { position: fixed; inset: -25%; z-index: -2; pointer-events: none;
  background:
    radial-gradient(ellipse 50% 35% at 25% 35%, rgba(124,195,255,0.22) 0%, transparent 65%),
    radial-gradient(ellipse 40% 30% at 75% 60%, rgba(94,226,255,0.18) 0%, transparent 65%),
    radial-gradient(ellipse 35% 25% at 50% 80%, rgba(125,255,206,0.12) 0%, transparent 65%);
  filter: blur(40px);
  animation: nebula-drift 32s ease-in-out infinite alternate;
  opacity: 0.85;
}
@keyframes nebula-drift {
  0%   { transform: translate(0,0) rotate(0deg) scale(1); }
  25%  { transform: translate(-4%, 3%) rotate(8deg) scale(1.06); }
  50%  { transform: translate(3%, -2%) rotate(-6deg) scale(1.10); }
  75%  { transform: translate(-2%, -4%) rotate(4deg) scale(1.04); }
  100% { transform: translate(4%, 2%) rotate(-8deg) scale(1.08); }
}
/* Second slower counter-rotating layer for parallax depth */
.nebula-2 { position: fixed; inset: -20%; z-index: -2; pointer-events: none;
  background:
    radial-gradient(ellipse 45% 30% at 80% 20%, rgba(124,195,255,0.16) 0%, transparent 70%),
    radial-gradient(ellipse 50% 35% at 15% 75%, rgba(125,255,206,0.14) 0%, transparent 70%);
  filter: blur(60px);
  animation: nebula-drift-2 48s ease-in-out infinite alternate;
  opacity: 0.7;
  mix-blend-mode: screen;
}
@keyframes nebula-drift-2 {
  0%   { transform: translate(0,0) rotate(0deg) scale(1); }
  50%  { transform: translate(-5%, 4%) rotate(-12deg) scale(1.12); }
  100% { transform: translate(5%, -3%) rotate(10deg) scale(1.06); }
}
/* Drifting comet streaks — sparse, slow, premium */
.comets { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.comet { position: absolute; width: 200px; height: 1px; opacity: 0;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  filter: blur(0.5px) drop-shadow(0 0 6px var(--primary-glow));
  animation: comet-fly 14s linear infinite;
}
.comet:nth-child(1) { top: 15%; animation-delay: 0s; animation-duration: 16s; }
.comet:nth-child(2) { top: 42%; animation-delay: 5s; animation-duration: 22s; background: linear-gradient(90deg, transparent, var(--cyan), transparent); }
.comet:nth-child(3) { top: 68%; animation-delay: 11s; animation-duration: 18s; }
.comet:nth-child(4) { top: 88%; animation-delay: 18s; animation-duration: 24s; background: linear-gradient(90deg, transparent, var(--mint), transparent); }
.comet:nth-child(5) { top: 28%; animation-delay: 9s; animation-duration: 20s; background: linear-gradient(90deg, transparent, var(--cyan), transparent); }
.comet:nth-child(6) { top: 56%; animation-delay: 3s; animation-duration: 26s; background: linear-gradient(90deg, transparent, var(--mint), transparent); }
@keyframes comet-fly {
  0%   { transform: translateX(-300px); opacity: 0; }
  10%  { opacity: 0.7; }
  90%  { opacity: 0.7; }
  100% { transform: translateX(calc(100vw + 300px)); opacity: 0; }
}

/* Third drifting nebula layer — landing only, deeper parallax */
.nebula-3 { position: fixed; inset: -30%; z-index: -2; pointer-events: none;
  background:
    radial-gradient(ellipse 38% 26% at 60% 30%, rgba(125,255,206,0.18) 0%, transparent 68%),
    radial-gradient(ellipse 42% 28% at 25% 65%, rgba(94,226,255,0.16) 0%, transparent 68%),
    radial-gradient(ellipse 32% 22% at 88% 88%, rgba(124,195,255,0.14) 0%, transparent 68%);
  filter: blur(90px);
  animation: nebula-drift-3 64s ease-in-out infinite alternate;
  opacity: 0.6;
  mix-blend-mode: screen;
}
@keyframes nebula-drift-3 {
  0%   { transform: translate(0,0) rotate(0deg) scale(1); }
  33%  { transform: translate(6%, -4%) rotate(14deg) scale(1.18); }
  66%  { transform: translate(-5%, 5%) rotate(-10deg) scale(1.10); }
  100% { transform: translate(3%, 3%) rotate(6deg) scale(1.14); }
}

/* Aurora veil — sweeping vertical light columns, landing only */
.aurora-veil { position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    linear-gradient(180deg, transparent 0%, rgba(124,195,255,0.05) 35%, transparent 70%),
    linear-gradient(95deg, transparent 0%, rgba(125,255,206,0.06) 50%, transparent 100%);
  filter: blur(30px);
  animation: aurora-sweep 28s ease-in-out infinite alternate;
  opacity: 0.7;
  mix-blend-mode: screen;
}
@keyframes aurora-sweep {
  0%   { transform: translateY(-6%) scaleY(1); opacity: 0.55; }
  50%  { transform: translateY(4%) scaleY(1.08); opacity: 0.85; }
  100% { transform: translateY(-4%) scaleY(1.04); opacity: 0.65; }
}

/* Perspective grid floor — premium "infinite horizon" feel, landing only */
.grid-floor { position: fixed; left: 0; right: 0; bottom: 0; height: 50vh; z-index: -2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(124,195,255,0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,195,255,0.10) 1px, transparent 1px);
  background-size: 60px 60px;
  transform: perspective(420px) rotateX(60deg);
  transform-origin: 50% 100%;
  mask-image: linear-gradient(to bottom, transparent 0%, black 40%, black 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 40%, black 100%);
  animation: grid-flow 18s linear infinite;
  opacity: 0.6;
}
@keyframes grid-flow {
  0%   { background-position: 0 0, 0 0; }
  100% { background-position: 0 60px, 60px 0; }
}

/* Landing-only boosts: brighter nebulae for the hero */
body.landing-particles .nebula   { opacity: 1; filter: blur(48px); }
body.landing-particles .nebula-2 { opacity: 0.9; }

canvas.particles {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  width: 100%; height: 100%;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }

/* ═══ NAV ═══ */
.nav { position: sticky; top: 0; z-index: 50;
  background: rgba(7,9,15,0.72); backdrop-filter: saturate(170%) blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { max-width: 1200px; margin: 0 auto; padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-display); font-weight: 700; font-size: 17px; letter-spacing: 0.14em;
}
.brand-glyph { width: 20px; height: 20px;
  background: var(--aurora);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  display: inline-block;
  filter: drop-shadow(0 0 10px var(--primary-glow));
}
.brand-name { color: var(--text); font-weight: 700; }
.nav-links { display: flex; gap: 32px; }
.nav-links a { font-size: 13px; color: var(--muted); font-weight: 500;
  letter-spacing: 0.03em; transition: color 200ms; position: relative;
}
.nav-links a::after { content: ""; position: absolute; bottom: -6px; left: 0; right: 0;
  height: 1px; background: var(--primary); transform: scaleX(0); transform-origin: left;
  transition: transform 220ms;
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-links a.nav-new { color: var(--cyan); font-weight: 600; display: inline-flex; align-items: center; gap: 8px; }
.nav-new-tag {
  background: var(--cyan); color: var(--void);
  font-family: var(--font-mono); font-size: 9px; font-weight: 700; letter-spacing: 0.16em;
  padding: 2px 7px; border-radius: 100px;
}
@media (max-width: 720px) { .nav-links { display: none; } }

/* ═══ BUTTONS ═══ */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 10px; border: 1px solid transparent;
  font-family: var(--font-body); font-weight: 600; font-size: 14px; letter-spacing: 0.01em;
  transition: all 200ms cubic-bezier(.2,.7,.3,1); white-space: nowrap;
  position: relative; overflow: hidden;
}
.btn::before { content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.16) 50%, transparent 70%);
  transform: translateX(-100%); transition: transform 600ms;
}
.btn:hover::before { transform: translateX(100%); }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--primary); color: #07090f;
  box-shadow: 0 4px 16px var(--primary-glow), 0 1px 0 rgba(255,255,255,0.18) inset;
}
.btn-primary:hover { background: var(--primary-strong); box-shadow: 0 8px 28px var(--primary-glow), 0 1px 0 rgba(255,255,255,0.25) inset; }
.btn-secondary { background: rgba(124,195,255,0.06); color: var(--text);
  border-color: var(--border-strong); backdrop-filter: blur(8px);
}
.btn-secondary:hover { background: rgba(124,195,255,0.12); border-color: var(--primary); }
.btn-lg { padding: 14px 26px; font-size: 15px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.btn:disabled::before { display: none; }

/* ═══ HERO ═══ */
.hero { padding: 100px 0 60px; position: relative; }
.hero .container { text-align: center; }
.badge { display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.22em;
  color: var(--primary); padding: 6px 14px;
  border: 1px solid var(--border-strong); border-radius: 100px;
  margin-bottom: 28px; text-transform: uppercase;
  background: rgba(124,195,255,0.06); backdrop-filter: blur(8px);
}
.badge .pulse { width: 6px; height: 6px; border-radius: 50%;
  background: var(--mint); box-shadow: 0 0 8px var(--mint-glow);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.78); } }

.hero-h1 { font-family: var(--font-display); font-weight: 700;
  font-size: clamp(44px, 8vw, 88px); line-height: 1.02; letter-spacing: -0.028em;
  margin-bottom: 22px; color: var(--text);
}
.hero-h1 .gradient {
  background: var(--aurora);
  background-clip: text; -webkit-background-clip: text; color: transparent;
}

.hero-sub { font-size: clamp(16px, 2.2vw, 20px); color: var(--muted); line-height: 1.55;
  max-width: 640px; margin: 0 auto 36px;
}
.hero-sub strong { color: var(--primary); font-weight: 600; }
.hero-cta { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-bottom: 48px; }

.signup-inline { display: flex; gap: 8px; max-width: 460px; width: 100%;
  background: rgba(17,21,31,0.7); border: 1px solid var(--border-strong);
  border-radius: 12px; padding: 6px; transition: all 200ms; backdrop-filter: blur(12px);
  box-shadow: var(--shadow-card);
}
.signup-inline:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow), var(--shadow-card); }
.signup-inline input { flex: 1; background: transparent; border: none; outline: none;
  font-family: inherit; font-size: 15px; color: var(--text); padding: 12px 14px;
}
.signup-inline input::placeholder { color: var(--dim); }
.signup-large { max-width: 520px; }

.hero-link { color: var(--muted); font-size: 13px; text-decoration: underline; text-decoration-color: var(--border-strong); transition: all 200ms; }
.hero-link:hover { color: var(--primary); text-decoration-color: var(--primary); }

/* Live counter — social proof */
.live-bar { display: flex; justify-content: center; align-items: center; gap: 28px;
  margin: 28px auto 0; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 12px; color: var(--muted); letter-spacing: 0.04em;
}
.live-bar strong { color: var(--mint); font-weight: 600; }
.live-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--mint); box-shadow: 0 0 8px var(--mint-glow); margin-right: 6px;
  animation: pulse 1.6s ease-in-out infinite;
  vertical-align: middle;
}

.hero-proof { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; margin-top: 32px; }
.proof-item { display: flex; flex-direction: column; gap: 4px; align-items: center; }
.proof-num { font-family: var(--font-display); font-weight: 700; font-size: 32px; color: var(--text); letter-spacing: -0.025em; }
.proof-num .grad { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.proof-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em; color: var(--dim); text-transform: uppercase; }

/* Trust orgs strip */
.trust-strip {
  display: flex; justify-content: center; align-items: center; gap: 40px;
  padding: 28px 0; margin: 56px auto 0; flex-wrap: wrap;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 11px; color: var(--dim); letter-spacing: 0.25em; text-transform: uppercase;
}
.trust-strip span { opacity: 0.75; transition: opacity 200ms; }
.trust-strip span:hover { opacity: 1; color: var(--text); }

/* ═══ SECTIONS ═══ */
.eyebrow { display: inline-block;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.28em;
  color: var(--primary); text-transform: uppercase; margin-bottom: 16px; font-weight: 500;
}
.section-h2 { font-family: var(--font-display); font-weight: 700;
  font-size: clamp(32px, 5vw, 54px); line-height: 1.04; letter-spacing: -0.022em;
  margin-bottom: 56px; max-width: 900px;
}
.section-h2 .gradient { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.section { padding: 100px 0; border-top: 1px solid var(--border); position: relative; }

/* ═══ STATS ═══ */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 14px; }
.stat-card {
  background: linear-gradient(180deg, rgba(22,27,39,0.7) 0%, rgba(11,14,22,0.5) 100%);
  border: 1px solid var(--border); border-radius: 14px; padding: 28px 24px;
  transition: all 280ms cubic-bezier(.2,.7,.3,1);
  position: relative; backdrop-filter: blur(8px);
  box-shadow: var(--shadow-card);
}
.stat-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: var(--aurora); opacity: 0; transition: opacity 280ms;
}
.stat-card:hover { border-color: var(--border-strong);
  transform: translateY(-6px) perspective(1000px) rotateX(2deg);
  box-shadow: var(--shadow-float);
}
.stat-card:hover::before { opacity: 1; }
.stat-num { font-family: var(--font-display); font-weight: 700;
  font-size: 56px; line-height: 1; letter-spacing: -0.025em; margin-bottom: 14px;
  color: var(--text);
}
.stat-num span { font-size: 32px; opacity: 0.6; margin-left: 2px; color: var(--primary); }
.stat-label { font-size: 16px; color: var(--text); line-height: 1.45; margin-bottom: 14px; }
.stat-source { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--dim); text-transform: uppercase; }
.stat-card-cta {
  background: linear-gradient(135deg, rgba(124,195,255,0.16), rgba(94,226,255,0.08));
  border-color: var(--border-strong);
  display: flex; flex-direction: column; justify-content: space-between; gap: 16px;
}
.stat-cta-h { font-family: var(--font-display); font-weight: 700; font-size: 28px; color: var(--text); }
.stat-cta-sub { color: var(--muted); font-size: 14px; line-height: 1.5; }

/* ═══ MODES ═══ */
.modes-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.mode-card { background: rgba(17,21,31,0.6);
  border: 1px solid var(--border); border-radius: 12px;
  padding: 24px; position: relative; overflow: hidden;
  transition: all 240ms cubic-bezier(.2,.7,.3,1); backdrop-filter: blur(8px);
  box-shadow: var(--shadow-card);
}
.mode-card:hover {
  transform: translateY(-6px) perspective(900px) rotateX(3deg);
  border-color: var(--border-strong);
  background: rgba(17,21,31,0.85);
  box-shadow: var(--shadow-float);
}
.mode-num { font-family: var(--font-mono); font-size: 11px; color: var(--primary);
  letter-spacing: 0.22em; margin-bottom: 12px;
}
.mode-name { font-family: var(--font-display); font-size: 22px; font-weight: 600; margin-bottom: 8px; letter-spacing: -0.01em; }
.mode-card p { font-size: 14px; color: var(--muted); line-height: 1.5; }

/* ═══ ELO LADDER ═══ */
.elo-sub { font-size: 17px; color: var(--muted); max-width: 560px; line-height: 1.55; margin-bottom: 40px; }
.elo-ladder { background: rgba(17,21,31,0.6);
  border: 1px solid var(--border); border-radius: 14px;
  padding: 8px; max-width: 720px; backdrop-filter: blur(8px);
  box-shadow: var(--shadow-card);
}
.elo-rung { display: grid; grid-template-columns: 100px 1fr 110px; align-items: center;
  padding: 14px 20px; gap: 16px; border-bottom: 1px solid var(--border);
  transition: all 200ms;
}
.elo-rung:last-child { border-bottom: none; }
.elo-rung:hover { background: rgba(124,195,255,0.04); }
.elo-num { font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: var(--primary); letter-spacing: 0.04em; }
.elo-tier { font-family: var(--font-display); font-size: 17px; color: var(--text);
  font-weight: 600; letter-spacing: -0.005em;
}
.elo-percent { font-family: var(--font-mono); color: var(--dim); text-align: right; font-size: 11px; letter-spacing: 0.12em; }
.elo-rung-start { background: linear-gradient(90deg, rgba(124,195,255,0.10), rgba(94,226,255,0.04));
  border-left: 3px solid var(--primary); border-radius: 6px; position: relative;
}
.elo-rung-start .elo-percent { color: var(--mint); font-weight: 700; }
.elo-rung-dim { opacity: 0.42; }
.elo-rung-top .elo-num { color: var(--mint); }
.elo-rung-top .elo-tier { color: var(--mint); font-weight: 700; }

/* ═══ TESTIMONIALS ═══ */
.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; }
.testimonial { background: rgba(17,21,31,0.6); border: 1px solid var(--border);
  border-radius: 14px; padding: 26px; backdrop-filter: blur(8px); box-shadow: var(--shadow-card);
  transition: all 240ms;
}
.testimonial:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.testimonial-quote { font-family: var(--font-display); font-size: 17px; font-weight: 500; color: var(--text);
  line-height: 1.45; letter-spacing: -0.005em; margin-bottom: 20px;
}
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar { width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  background: var(--aurora); display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 14px; font-weight: 700; color: var(--void);
}
.testimonial-name { font-size: 13px; color: var(--text); font-weight: 600; }
.testimonial-elo { font-family: var(--font-mono); font-size: 11px; color: var(--primary); }

/* Activity feed */
.activity-feed { background: rgba(17,21,31,0.55);
  border: 1px solid var(--border); border-radius: 14px;
  padding: 6px; backdrop-filter: blur(8px); box-shadow: var(--shadow-card);
  max-width: 760px;
}
.activity-row { display: grid; grid-template-columns: 28px 1fr auto auto;
  align-items: center; gap: 14px; padding: 12px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.activity-row:last-child { border-bottom: none; }
.activity-avatar { width: 28px; height: 28px; border-radius: 50%;
  background: var(--aurora); display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 10px; font-weight: 700; color: var(--void);
}
.activity-name { color: var(--text); font-weight: 500; }
.activity-delta { font-family: var(--font-mono); font-size: 12px; font-weight: 700; }
.activity-delta.up { color: var(--mint); }
.activity-delta.down { color: var(--rose); }
.activity-when { font-family: var(--font-mono); font-size: 10px; color: var(--dim); letter-spacing: 0.05em; }

/* ═══ FINAL CTA ═══ */
.final-cta { padding: 120px 0; border-top: 1px solid var(--border); text-align: center; position: relative; }
.cta-h2 { font-family: var(--font-display); font-weight: 700;
  font-size: clamp(28px, 5vw, 48px); line-height: 1.1; letter-spacing: -0.022em; margin-bottom: 32px;
}
.cta-h2 .gradient { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.legal { color: var(--dim); font-size: 12px; margin-top: 14px; font-family: var(--font-mono); letter-spacing: 0.05em; }

/* ═══ FOOTER ═══ */
.footer { padding: 40px 0; border-top: 1px solid var(--border); }
.footer-row { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-tag { font-size: 13px; color: var(--dim); font-family: var(--font-mono); letter-spacing: 0.04em; }

/* ═══ GAME HUD ═══ */
body.game { min-height: 100vh; display: flex; flex-direction: column; }
.game-header { padding: 14px 24px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  background: rgba(7,9,15,0.78); backdrop-filter: blur(20px);
  position: sticky; top: 0; z-index: 30;
  flex-wrap: wrap;
}
.game-stats { display: flex; gap: 22px; font-family: var(--font-mono); align-items: center; flex-wrap: wrap; }
.game-stat { display: flex; flex-direction: column; gap: 2px; padding: 4px 12px; }
.game-stat-label { color: var(--dim); font-size: 9px; letter-spacing: 0.28em; text-transform: uppercase; }
.game-stat-val { font-size: 18px; font-weight: 700; letter-spacing: 0.02em; font-family: var(--font-display); color: var(--text); }
@media (max-width: 600px) {
  .game-header { padding: 10px 14px; gap: 10px; }
  .game-stats { gap: 6px; flex-direction: row; }
  .game-stat { padding: 2px 6px; flex-direction: row; align-items: baseline; gap: 6px; }
  .game-stat-label { font-size: 9px; letter-spacing: 0.18em; }
  .game-stat-val { font-size: 14px; }
  .game-tier-pill { display: none; }
  .game-header .brand { font-size: 14px; gap: 8px; }
  .game-header .brand-glyph { width: 16px; height: 16px; }
  #navAuth .btn { padding: 6px 10px; font-size: 11px; }
}
.game-stat-val.elo { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.game-stat-val.streak { color: var(--coral); }
.game-stat-val.round { color: var(--primary); }

.game-tier-pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-weight: 600;
  font-size: 14px; color: var(--text);
  padding: 6px 14px; border-radius: 100px;
  background: rgba(124,195,255,0.08);
  border: 1px solid var(--border-strong);
  letter-spacing: 0.01em;
}
.game-tier-pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--primary); box-shadow: 0 0 8px var(--primary-glow);
}

/* Sound toggle */
.sound-toggle {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(124,195,255,0.06); border: 1px solid var(--border-strong);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--muted); cursor: pointer; transition: all 200ms;
}
.sound-toggle:hover { background: rgba(124,195,255,0.14); color: var(--text); }
.sound-toggle.muted { opacity: 0.55; }

.timer-bar { position: fixed; top: 61px; left: 0; right: 0; height: 3px;
  background: rgba(124,195,255,0.06); z-index: 40; overflow: hidden;
}
.timer-fill { height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--cyan));
  width: 100%; transform-origin: left; position: relative;
}
.timer-fill::after { content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
  animation: shimmer 1.4s linear infinite;
}
@keyframes shimmer { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }
.timer-fill.warn { background: linear-gradient(90deg, var(--coral), var(--rose)); }

/* Time budget label */
.time-budget {
  position: absolute; top: 14px; right: 18px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em;
  color: var(--dim); text-transform: uppercase;
}
.time-budget strong { color: var(--primary); font-weight: 700; }

.game-main { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 40px 24px; position: relative;
}

/* ═══ QUESTION CARD ═══ */
.q-card { width: 100%; max-width: 720px;
  background: linear-gradient(180deg, rgba(22,27,39,0.85) 0%, rgba(11,14,22,0.60) 100%);
  border: 1px solid var(--border-strong); border-radius: 18px;
  padding: 48px 40px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  position: relative; backdrop-filter: blur(20px);
  box-shadow: var(--shadow-elev);
  animation: cardIn 320ms cubic-bezier(.2,.7,.3,1);
}
@keyframes cardIn { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
.q-meta { display: flex; gap: 10px; align-items: center; margin-bottom: 24px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em; color: var(--dim);
  text-transform: uppercase;
}
.q-meta span { padding: 4px 10px; border-radius: 100px;
  background: rgba(124,195,255,0.06); border: 1px solid var(--border);
}
.q-level-tag { color: var(--primary) !important; border-color: var(--border-strong) !important; }
.q-trick-tag { color: var(--coral) !important; border-color: rgba(255,140,102,0.32) !important; background: rgba(255,140,102,0.06) !important; }
.q-budget-tag { color: var(--cyan) !important; border-color: rgba(94,226,255,0.28) !important; }
.q-prompt { font-family: var(--font-display); font-weight: 600;
  font-size: clamp(22px, 3.4vw, 32px); line-height: 1.22; letter-spacing: -0.012em;
  margin-bottom: 32px; max-width: 620px; color: var(--text);
}
.q-options { display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
  width: 100%; max-width: 560px;
}
@media (max-width: 540px) { .q-options { grid-template-columns: 1fr; } }
.q-option { background: rgba(26,32,48,0.6);
  border: 1px solid var(--border-strong);
  color: var(--text); padding: 18px 22px;
  border-radius: 10px; font-family: var(--font-body); font-size: 16px;
  text-align: left; font-weight: 500;
  display: flex; align-items: center; gap: 14px;
  transition: all 160ms cubic-bezier(.2,.7,.3,1);
  box-shadow: 0 4px 12px -8px rgba(0,0,0,0.7);
}
.q-option:hover { border-color: var(--primary);
  transform: translateY(-3px) perspective(800px) rotateX(2deg);
  background: rgba(26,32,48,0.85);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.06) inset,
    0 4px 8px rgba(0,0,0,0.4),
    0 16px 32px rgba(0,0,0,0.5),
    0 24px 48px -16px var(--primary-glow);
}
.q-option .opt-key { font-family: var(--font-mono); font-size: 11px; color: var(--primary); font-weight: 700;
  width: 26px; height: 26px; border: 1px solid var(--border-strong);
  border-radius: 6px; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
  background: rgba(7,9,15,0.5); transition: all 200ms;
}
.q-option:hover .opt-key { border-color: var(--primary); color: var(--void); background: var(--primary); }
.q-option.correct { border-color: var(--mint); background: rgba(125,255,206,0.12);
  box-shadow: 0 0 0 3px rgba(125,255,206,0.20), 0 8px 28px -8px var(--mint-glow);
}
.q-option.wrong { border-color: var(--rose); background: rgba(255,85,119,0.12);
  box-shadow: 0 0 0 3px rgba(255,85,119,0.20), 0 8px 28px -8px rgba(255,85,119,0.35);
}
.q-text-input { width: 100%; max-width: 480px;
  background: rgba(7,9,15,0.5);
  border: 1px solid var(--border-strong);
  color: var(--text); padding: 20px 24px;
  font-family: var(--font-display); font-size: 22px; font-weight: 500;
  border-radius: 12px; text-align: center; outline: none;
  transition: all 200ms; letter-spacing: -0.005em;
}
.q-text-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow);
  background: rgba(7,9,15,0.7);
}
.q-text-input::placeholder { color: var(--dim); font-weight: 400; }
.q-submit { margin-top: 14px; }

/* Reaction */
.reaction-stage { width: 100%; max-width: 720px; aspect-ratio: 16/10;
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center; text-align: center;
  font-family: var(--font-display); font-size: clamp(22px, 5vw, 36px); font-weight: 700;
  transition: background 100ms, color 100ms, border-color 100ms; user-select: none;
  -webkit-user-select: none; -webkit-tap-highlight-color: transparent;
  border: 1px solid var(--border-strong); letter-spacing: -0.01em;
  box-shadow: var(--shadow-elev);
  cursor: pointer; touch-action: manipulation;
  padding: 24px; line-height: 1.1;
}
.reaction-stage.waiting { background: rgba(22,27,39,0.6); color: var(--muted); }
.reaction-stage.ready { background: rgba(22,27,39,0.6); color: var(--muted); border-color: var(--border-strong); }
.reaction-stage.go { background: var(--mint); color: var(--void);
  box-shadow: 0 0 80px var(--mint-glow), var(--shadow-elev);
}
.reaction-stage.fail { background: var(--rose); color: var(--text); box-shadow: 0 0 60px rgba(255,85,119,0.40), var(--shadow-elev); }
.reaction-stage.rx-flash {
  animation: rx-flash 180ms cubic-bezier(.2,.7,.3,1);
}
@keyframes rx-flash {
  0%   { transform: scale(0.98); filter: brightness(1.4); }
  50%  { transform: scale(1.02); }
  100% { transform: scale(1.00); filter: brightness(1.0); }
}

/* Memory */
.memory-stage { display: flex; align-items: center; justify-content: center;
  gap: 24px; flex-wrap: wrap;
  font-family: var(--font-display); font-size: 80px; font-weight: 700;
  letter-spacing: -0.02em; min-height: 140px; color: var(--text);
}
.memory-stage .digit { padding: 8px; filter: drop-shadow(0 0 14px var(--primary-glow)); }

/* Position */
.position-stage { width: 100%; max-width: 720px; aspect-ratio: 16/10;
  position: relative; background: rgba(22,27,39,0.6);
  border: 1px solid var(--border-strong); border-radius: 18px; overflow: hidden;
  box-shadow: var(--shadow-elev);
}
.position-dot { position: absolute; width: 56px; height: 56px; border-radius: 50%;
  background: var(--aurora); transform: translate(-50%, -50%);
  box-shadow: 0 0 32px var(--primary-glow), 0 0 60px var(--cyan-glow);
  animation: dotPulse 0.8s ease-in-out infinite alternate;
}
@keyframes dotPulse { from { transform: translate(-50%, -50%) scale(1); } to { transform: translate(-50%, -50%) scale(1.10); } }
.position-help { position: absolute; bottom: 16px; left: 0; right: 0; text-align: center;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.22em;
  color: var(--dim); text-transform: uppercase;
}

/* Feedback — premium with breakdown */
.feedback { position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%) scale(0.92);
  padding: 28px 56px; border-radius: 16px;
  font-family: var(--font-display); font-weight: 700; font-size: 30px;
  z-index: 100; pointer-events: none;
  opacity: 0; transition: all 220ms cubic-bezier(.2,.7,.3,1);
  backdrop-filter: blur(20px); letter-spacing: -0.01em; text-align: center;
  min-width: 280px;
}
.feedback.show { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.feedback.correct { background: rgba(125,255,206,0.18); color: var(--mint);
  border: 1px solid rgba(125,255,206,0.42);
  box-shadow: 0 20px 60px rgba(125,255,206,0.30);
}
.feedback.wrong { background: rgba(255,85,119,0.20); color: var(--rose);
  border: 1px solid rgba(255,85,119,0.40);
  box-shadow: 0 20px 60px rgba(255,85,119,0.25);
}
.feedback-sub { font-family: var(--font-mono); font-size: 12px; font-weight: 500; opacity: 0.92; margin-top: 6px; letter-spacing: 0.12em; text-transform: uppercase; }
.feedback-elo { font-family: var(--font-mono); font-size: 14px; font-weight: 700; margin-top: 8px; }
.feedback-bonus { display: inline-block; margin-top: 8px; padding: 3px 10px; border-radius: 100px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.25em; text-transform: uppercase; font-weight: 700; background: var(--mint); color: var(--void); }

/* Summary */
.summary { width: 100%; max-width: 540px;
  background: linear-gradient(180deg, rgba(22,27,39,0.9) 0%, rgba(11,14,22,0.6) 100%);
  border: 1px solid var(--border-strong); border-radius: 18px;
  padding: 44px 36px; text-align: center;
  position: relative; overflow: hidden; backdrop-filter: blur(20px);
  box-shadow: var(--shadow-elev);
  animation: cardIn 360ms cubic-bezier(.2,.7,.3,1);
}
.summary::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--aurora);
}
.summary-tier { font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.28em; color: var(--primary); margin-bottom: 14px;
  text-transform: uppercase; font-weight: 600;
}
.summary-elo { font-family: var(--font-display); font-weight: 700; font-size: 80px;
  line-height: 1; margin-bottom: 8px; letter-spacing: -0.035em;
  background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent;
}
.summary-delta { font-family: var(--font-mono); font-size: 13px; margin-bottom: 28px; letter-spacing: 0.04em; color: var(--muted); }
.summary-delta.up { color: var(--mint); }
.summary-delta.down { color: var(--rose); }
.summary h2 { font-family: var(--font-display); font-size: 26px; margin-bottom: 8px; letter-spacing: -0.015em; }
.summary p { color: var(--muted); margin-bottom: 28px; }
.summary-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin-bottom: 28px; }
.summary-cell { background: rgba(7,9,15,0.5); border-radius: 10px; padding: 14px;
  border: 1px solid var(--border);
}
.summary-cell-val { font-family: var(--font-display); font-size: 22px; font-weight: 700; color: var(--primary); letter-spacing: -0.01em; }
.summary-cell-label { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.22em; color: var(--dim); text-transform: uppercase; margin-top: 4px; }
.summary-actions { display: flex; gap: 10px; }
.summary-actions .btn { flex: 1; }

/* Mode picker */
.mode-picker { width: 100%; max-width: 840px; }
.mode-picker h1 { font-family: var(--font-display); font-size: clamp(36px, 5vw, 48px); font-weight: 700;
  letter-spacing: -0.022em; margin-bottom: 12px;
}
.mode-picker h1 .gradient { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.mode-picker .lead { color: var(--muted); font-size: 16px; margin-bottom: 36px; line-height: 1.55; }
.mode-options { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 540px) { .mode-options { grid-template-columns: 1fr; } }
.mode-option { background: rgba(17,21,31,0.6);
  border: 1px solid var(--border-strong); border-radius: 14px;
  padding: 26px; text-align: left;
  transition: all 240ms cubic-bezier(.2,.7,.3,1);
  color: var(--text); position: relative; overflow: hidden;
  cursor: pointer; backdrop-filter: blur(8px);
  box-shadow: var(--shadow-card);
}
.mode-option::before { content: ""; position: absolute; inset: 0;
  background: var(--aurora-soft); opacity: 0;
  transition: opacity 280ms; pointer-events: none;
}
.mode-option:hover { border-color: var(--primary); transform: translateY(-3px); box-shadow: var(--shadow-elev); }
.mode-option:hover::before { opacity: 1; }
.mode-option-h { font-family: var(--font-display); font-size: 24px; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.012em; }
.mode-option-sub { color: var(--muted); font-size: 14px; line-height: 1.55; }
.mode-option-tag { display: inline-block;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em;
  color: var(--primary); background: rgba(124,195,255,0.10);
  padding: 4px 10px; border-radius: 6px; margin-bottom: 12px; text-transform: uppercase;
  border: 1px solid rgba(124,195,255,0.22);
}
.mode-option.featured { background: linear-gradient(135deg, rgba(124,195,255,0.16), rgba(94,226,255,0.10));
  border-color: var(--primary);
}
.mode-option.featured .mode-option-tag { color: var(--mint); background: rgba(125,255,206,0.10); border-color: rgba(125,255,206,0.30); }

.hidden { display: none !important; }

/* ═══ PROFILE / ADMIN ═══ */
.page-h1 { font-family: var(--font-display); font-weight: 700;
  font-size: clamp(36px, 5vw, 52px); letter-spacing: -0.022em; margin-bottom: 12px;
}
.page-h1 .gradient { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.page-sub { font-size: 16px; color: var(--muted); margin-bottom: 40px; max-width: 640px; }

.dash-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 14px; margin-bottom: 32px; }
.dash-card { background: rgba(17,21,31,0.6);
  border: 1px solid var(--border); border-radius: 14px; padding: 24px;
  backdrop-filter: blur(8px); box-shadow: var(--shadow-card);
}
.dash-card-h { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.22em;
  color: var(--primary); text-transform: uppercase; margin-bottom: 14px;
}
.dash-big-num { font-family: var(--font-display); font-weight: 700; font-size: 48px;
  letter-spacing: -0.025em; line-height: 1; color: var(--text);
}
.dash-big-num.grad { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.dash-sub { color: var(--muted); font-size: 12px; margin-top: 6px; font-family: var(--font-mono); letter-spacing: 0.04em; }

.span-3 { grid-column: span 3; } .span-4 { grid-column: span 4; }
.span-6 { grid-column: span 6; } .span-8 { grid-column: span 8; } .span-12 { grid-column: span 12; }
@media (max-width: 900px) {
  .span-3, .span-4, .span-6 { grid-column: span 6; }
  .span-8 { grid-column: span 12; }
}
@media (max-width: 560px) {
  .span-3, .span-4, .span-6, .span-8 { grid-column: span 12; }
}

.bars { display: flex; gap: 8px; align-items: flex-end; height: 160px; padding: 24px 0 26px; }
.bar { flex: 1; background: rgba(124,195,255,0.08);
  border-radius: 6px 6px 0 0; position: relative;
  border-top: 2px solid var(--primary);
  transition: all 200ms; min-height: 8px;
}
.bar:hover { background: rgba(124,195,255,0.18); }
.bar .bar-val { position: absolute; top: -22px; left: 0; right: 0; text-align: center; font-family: var(--font-mono); font-size: 10px; color: var(--primary); }
.bar .bar-lbl { position: absolute; bottom: -22px; left: 0; right: 0; text-align: center; font-family: var(--font-mono); font-size: 10px; color: var(--dim); }

.elo-graph { height: 200px; padding: 16px 0; position: relative; }
.elo-graph svg { width: 100%; height: 100%; }

/* IQ band card */
.iq-band {
  background: linear-gradient(135deg, rgba(124,195,255,0.16), rgba(125,255,206,0.08));
  border: 1px solid var(--border-strong);
  border-radius: 14px; padding: 24px;
  box-shadow: var(--shadow-card);
}
.iq-band-h { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.28em; color: var(--primary); text-transform: uppercase; margin-bottom: 12px; }
.iq-band-range { font-family: var(--font-display); font-weight: 700; font-size: 44px; line-height: 1; letter-spacing: -0.022em; color: var(--text); margin-bottom: 6px; }
.iq-band-desc { color: var(--muted); font-size: 13px; line-height: 1.5; }

/* Percentile card */
.percentile-card { display: flex; align-items: center; gap: 18px;
  background: rgba(17,21,31,0.6); border: 1px solid var(--border);
  border-radius: 14px; padding: 20px 24px;
}
.percentile-num { font-family: var(--font-display); font-weight: 700; font-size: 56px;
  letter-spacing: -0.03em; line-height: 1;
  background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent;
}
.percentile-text { flex: 1; }
.percentile-h { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.25em; color: var(--primary); text-transform: uppercase; margin-bottom: 6px; }
.percentile-desc { color: var(--muted); font-size: 13px; line-height: 1.45; }

/* Question table */
.q-table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 13px; }
.q-table th { text-align: left; font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; color: var(--primary); text-transform: uppercase;
  padding: 14px 14px; border-bottom: 1px solid var(--border-strong);
  background: rgba(7,9,15,0.7); position: sticky; top: 0;
}
.q-table td { padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: top; }
.q-table tr:hover td { background: rgba(124,195,255,0.04); }
.q-table .q-level { color: var(--primary); font-family: var(--font-mono); font-weight: 600; }
.q-table .q-correct-rate { font-family: var(--font-mono); font-weight: 700; }
.q-table .q-correct-rate.good { color: var(--mint); }
.q-table .q-correct-rate.mid { color: var(--gold); }
.q-table .q-correct-rate.bad { color: var(--rose); }

.tab-row { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.tab { padding: 12px 18px; background: transparent; border: none; color: var(--muted);
  font-family: var(--font-body); font-size: 14px; font-weight: 500;
  cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -1px; transition: all 200ms;
}
.tab.active { color: var(--text); border-bottom-color: var(--primary); }
.tab:hover { color: var(--text); }

/* Cosmic profile */
.cosmic-profile { display: flex; gap: 18px; align-items: center;
  padding: 22px; border-radius: 14px;
  background: linear-gradient(135deg, rgba(124,195,255,0.10), rgba(94,226,255,0.04));
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-card);
}
.cosmic-num { font-family: var(--font-display); font-weight: 700; font-size: 48px; line-height: 1;
  width: 80px; height: 80px; display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--aurora); color: var(--void);
  filter: drop-shadow(0 0 24px var(--primary-glow));
  flex-shrink: 0;
}
.cosmic-info { flex: 1; }
.cosmic-name { font-family: var(--font-display); font-weight: 700; font-size: 22px; color: var(--text); margin-bottom: 4px; letter-spacing: -0.012em; }
.cosmic-name-sub { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em; color: var(--primary); text-transform: uppercase; margin-bottom: 6px; }
.cosmic-desc { color: var(--muted); font-size: 13px; line-height: 1.5; }

.user-chip { display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 14px; background: rgba(124,195,255,0.06);
  border: 1px solid var(--border-strong); border-radius: 100px;
  font-family: var(--font-mono); font-size: 12px; color: var(--text);
  transition: all 200ms;
}
.user-chip:hover { border-color: var(--primary); background: rgba(124,195,255,0.12); }
.user-chip .elo-pill { color: var(--primary); font-weight: 700; }

/* ═══ PRE-GAME COUNTDOWN OVERLAY ═══ */
.countdown-overlay { position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at center, rgba(7,9,15,0.55) 0%, rgba(7,9,15,0.92) 70%);
  backdrop-filter: blur(20px) saturate(150%); -webkit-backdrop-filter: blur(20px) saturate(150%);
  opacity: 0; transition: opacity 240ms ease;
  pointer-events: none;
}
.countdown-overlay.cd-show { opacity: 1; pointer-events: auto; }
.countdown-overlay.cd-fade { opacity: 0; }
.countdown-overlay.hidden { display: none !important; }

.cd-rings { position: absolute; inset: 0; pointer-events: none; }
.cd-ring { position: absolute; top: 50%; left: 50%;
  border: 1px solid var(--border-strong); border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  animation: cd-ring-expand 1.6s cubic-bezier(.2,.7,.3,1) infinite;
  width: 240px; height: 240px;
  box-shadow: 0 0 80px var(--primary-glow), inset 0 0 40px var(--primary-glow);
}
.cd-ring-1 { animation-delay: 0s; }
.cd-ring-2 { animation-delay: 0.5s; border-color: rgba(94,226,255,0.35); box-shadow: 0 0 80px var(--cyan-glow), inset 0 0 40px var(--cyan-glow); }
.cd-ring-3 { animation-delay: 1.0s; border-color: rgba(125,255,206,0.30); box-shadow: 0 0 80px var(--mint-glow), inset 0 0 40px var(--mint-glow); }
@keyframes cd-ring-expand {
  0%   { transform: translate(-50%, -50%) scale(0.4); opacity: 0.8; }
  100% { transform: translate(-50%, -50%) scale(2.6); opacity: 0; }
}

.cd-inner { position: relative; text-align: center; padding: 0 24px; max-width: 560px; z-index: 2; }

.cd-tag {
  display: inline-block;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.28em;
  color: var(--primary); padding: 8px 18px;
  border: 1px solid var(--border-strong); border-radius: 100px;
  background: rgba(124,195,255,0.08); backdrop-filter: blur(8px);
  margin-bottom: 36px; text-transform: uppercase;
  box-shadow: var(--shadow-card);
  animation: cd-tag-in 360ms cubic-bezier(.2,.7,.3,1) both;
}
@keyframes cd-tag-in { from { opacity: 0; transform: translateY(-14px); } to { opacity: 1; transform: translateY(0); } }

.cd-num {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(72px, 16vw, 168px); line-height: 0.9;
  letter-spacing: -0.04em;
  background: var(--aurora);
  background-clip: text; -webkit-background-clip: text; color: transparent;
  filter: drop-shadow(0 0 40px var(--primary-glow)) drop-shadow(0 0 80px var(--cyan-glow));
  margin-bottom: 16px;
}
.cd-num.cd-pulse { animation: cd-num-pulse 700ms cubic-bezier(.2,.7,.3,1); }
@keyframes cd-num-pulse {
  0%   { transform: scale(0.55); opacity: 0; filter: drop-shadow(0 0 0px var(--primary-glow)); }
  35%  { transform: scale(1.18); opacity: 1; }
  70%  { transform: scale(1.00); opacity: 1; filter: drop-shadow(0 0 60px var(--primary-glow)) drop-shadow(0 0 100px var(--cyan-glow)); }
  100% { transform: scale(0.96); opacity: 0.9; }
}

.cd-sub {
  font-family: var(--font-body); font-weight: 500;
  font-size: clamp(16px, 2.4vw, 22px); color: var(--muted);
  letter-spacing: 0.02em; margin-bottom: 32px;
  animation: cd-sub-in 360ms ease both;
}
@keyframes cd-sub-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

.cd-meta {
  display: inline-flex; align-items: center; gap: 12px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em;
  color: var(--dim); text-transform: uppercase;
  padding: 12px 22px; border-radius: 100px;
  background: rgba(17,21,31,0.7); border: 1px solid var(--border);
  backdrop-filter: blur(8px); box-shadow: var(--shadow-card);
}
.cd-meta strong { color: var(--primary); font-weight: 700; }
.cd-meta .cd-dot { color: var(--faint); }

@media (max-width: 540px) {
  .cd-ring { width: 180px; height: 180px; }
  .cd-meta { font-size: 10px; gap: 8px; padding: 10px 16px; }
  .cd-meta .cd-dot { display: none; }
}

/* ═══ ADMIN LIVE GRAPH ═══ */
.live-graph-card {
  background: linear-gradient(180deg, rgba(22,27,39,0.85) 0%, rgba(11,14,22,0.6) 100%);
  border: 1px solid var(--border-strong); border-radius: 16px;
  padding: 28px; box-shadow: var(--shadow-elev);
  position: relative; overflow: hidden;
}
.live-graph-h {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 14px;
  margin-bottom: 22px;
}
.live-graph-title {
  font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: -0.01em;
  display: flex; align-items: center; gap: 12px;
}
.live-graph-title .live-pulse {
  width: 9px; height: 9px; border-radius: 50%; background: var(--mint);
  box-shadow: 0 0 16px var(--mint-glow);
  animation: pulse 1.6s ease-in-out infinite;
}
.live-graph-ranges { display: inline-flex; gap: 4px; padding: 4px;
  background: rgba(17,21,31,0.6); border: 1px solid var(--border); border-radius: 100px;
}
.live-graph-range {
  padding: 6px 14px; border-radius: 100px; background: transparent; border: none;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em;
  color: var(--muted); cursor: pointer; transition: all 180ms;
}
.live-graph-range.active { background: var(--aurora); color: var(--void); font-weight: 700; box-shadow: 0 4px 14px -4px var(--primary-glow); }
.live-graph-range:hover:not(.active) { color: var(--text); }

.live-graph-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  margin-bottom: 18px;
}
@media (max-width: 720px) { .live-graph-stats { grid-template-columns: repeat(2, 1fr); } }
.live-graph-stat {
  background: rgba(17,21,31,0.6); border: 1px solid var(--border);
  border-radius: 12px; padding: 14px 16px;
}
.live-graph-stat-label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em;
  color: var(--dim); text-transform: uppercase; margin-bottom: 6px;
}
.live-graph-stat-value {
  font-family: var(--font-display); font-weight: 700; font-size: 28px;
  line-height: 1; letter-spacing: -0.02em;
}
.live-graph-stat-value.grad { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.live-graph-stat-sub { font-family: var(--font-mono); font-size: 10px; color: var(--muted); margin-top: 4px; }

.live-graph-canvas-wrap { position: relative; height: 260px; }
.live-graph-canvas-wrap canvas { display: block; width: 100%; height: 100%; }
.live-graph-legend {
  display: flex; gap: 18px; flex-wrap: wrap; margin-top: 14px;
  font-family: var(--font-mono); font-size: 11px; color: var(--muted); letter-spacing: 0.06em;
}
.live-graph-legend .lg-dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.live-graph-empty {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 12px; color: var(--dim); letter-spacing: 0.12em;
}

/* ═══════════════════════════════════════════════════════════════════
   MOBILE FRAMEWORK — definitive mobile-first overrides
   Target: iPhone 13/14 (390px) and up. Test at 360px minimum.
   Touch targets ≥ 48px. Body 16px+. Headings clamp().
═══════════════════════════════════════════════════════════════════ */
@media (max-width: 720px) {
  /* Game canvas takes full real estate */
  .game-main { padding: 16px 14px; }

  /* Question card — full width, no cramping */
  .q-card { padding: 22px 16px; border-radius: 16px; }
  .q-meta { gap: 6px; margin-bottom: 16px; flex-wrap: wrap; }
  .q-meta span { padding: 3px 8px; font-size: 9px; letter-spacing: 0.14em; }
  .q-prompt { font-size: 20px; line-height: 1.28; margin-bottom: 22px; }

  /* MC options — one column, big touch targets */
  .q-options { grid-template-columns: 1fr !important; gap: 10px; max-width: 100%; }
  .q-option { padding: 16px 18px; font-size: 16px; min-height: 56px; border-radius: 12px; gap: 12px; }
  .q-option .opt-key { width: 24px; height: 24px; font-size: 11px; flex-shrink: 0; }
  .q-option:hover { transform: none; }
  .q-option:active { transform: scale(0.98); background: rgba(124,195,255,0.18); border-color: var(--primary); }

  /* Text input — make it the size of a real input */
  .q-text-input { font-size: 17px; padding: 14px 16px; min-height: 52px; border-radius: 12px; }

  /* Submit button — full width, big */
  #qSubmit { width: 100%; padding: 14px 22px; font-size: 15px; min-height: 50px; margin-top: 10px; }

  /* Mode picker — single column, comfortable */
  .mode-picker h1 { font-size: 32px; margin-bottom: 12px; }
  .mode-picker .lead { font-size: 14px; margin-bottom: 22px; line-height: 1.5; }
  .mode-options { grid-template-columns: 1fr !important; gap: 10px; }
  .mode-option { padding: 16px 18px; min-height: 92px; border-radius: 14px; }
  .mode-option-tag { font-size: 9px; letter-spacing: 0.18em; }
  .mode-option-h { font-size: 18px; margin-top: 8px; }
  .mode-option-sub { font-size: 13px; line-height: 1.45; margin-top: 4px; }

  /* Reaction stage — bigger tap target */
  .reaction-stage { aspect-ratio: auto; min-height: 320px; padding: 30px 20px; font-size: clamp(20px, 7vw, 32px); }

  /* Memory stage — readable digits */
  .memory-stage { gap: 12px; font-size: clamp(28px, 9vw, 44px); }
  .memory-stage input { font-size: 18px; padding: 12px 14px; min-height: 50px; }

  /* Position stage — fit the screen */
  .position-stage { aspect-ratio: 1/1; max-width: min(360px, 88vw); }

  /* Summary / round end */
  .summary { padding: 22px 18px; border-radius: 16px; }
  .summary h2 { font-size: 26px; }
  .summary-stats { grid-template-columns: 1fr 1fr; gap: 10px; }
  .summary-stat { padding: 14px 12px; }
  .summary-stat-val { font-size: 28px; }

  /* Feedback toast — readable, above the fold */
  .feedback { font-size: 14px; padding: 10px 14px; }

  /* Timer bar */
  .timer-bar { height: 3px; }

  /* Buttons sized for thumbs */
  .btn { min-height: 44px; padding: 12px 18px; font-size: 14px; }
  .btn-lg { min-height: 50px; padding: 14px 22px; font-size: 15px; }
  .btn-block { width: 100%; }

  /* Hero on landing — tighter */
  .hero { padding: 60px 0 30px; }
  .hero-h1 { font-size: 36px !important; line-height: 1.08; margin-bottom: 14px; }
  .hero-sub { font-size: 15px; padding: 0 6px; margin-bottom: 24px; }

  /* Nav — drop hover effects, smaller padding */
  .nav-inner { padding: 12px 14px; }
  .container { padding: 0 14px; }
}

@media (max-width: 420px) {
  /* Tighter still for small phones */
  .q-card { padding: 18px 14px; }
  .q-prompt { font-size: 18px; }
  .q-option { padding: 14px 14px; font-size: 15px; }
  .mode-option { padding: 14px 14px; min-height: 84px; }
  .mode-option-h { font-size: 17px; }
  .mode-option-sub { font-size: 12px; }
  .game-main { padding: 12px 10px; }
  .hero-h1 { font-size: 30px !important; }
}

/* iPhone notch / home indicator safe areas */
@supports (padding: env(safe-area-inset-top)) {
  body { padding-top: env(safe-area-inset-top); padding-bottom: env(safe-area-inset-bottom); }
  .game-header { padding-top: max(14px, env(safe-area-inset-top)); }
  .nav { padding-top: max(0px, env(safe-area-inset-top)); }
}

/* ═══ WORD STORM ═══ */
.storm-body { min-height: 100vh; display: flex; flex-direction: column; }
.storm-main { flex: 1; max-width: 980px; width: 100%; margin: 0 auto; padding: 24px; }

.storm-h1 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(28px, 5vw, 44px); letter-spacing: -0.02em;
  line-height: 1.08; margin-bottom: 14px;
}
.storm-h1 .gradient { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.storm-sub { color: var(--muted); font-size: 15px; line-height: 1.55; margin-bottom: 28px; max-width: 640px; }

/* LOBBY */
.storm-lobby-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 28px; }
.storm-stat-pill {
  background: rgba(17,21,31,0.7); border: 1px solid var(--border-strong);
  border-radius: 12px; padding: 14px 12px; text-align: center;
  box-shadow: var(--shadow-card);
}
.storm-stat-pill strong { display: block; font-family: var(--font-display); font-weight: 700;
  font-size: 22px; letter-spacing: -0.01em; color: var(--text); margin-bottom: 4px;
  background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent;
}
.storm-stat-pill span { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em;
  color: var(--dim); text-transform: uppercase;
}
@media (max-width: 540px) { .storm-lobby-stats { grid-template-columns: repeat(2, 1fr); } }

.storm-rules { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 24px; }
.storm-rule { background: rgba(17,21,31,0.6); border: 1px solid var(--border);
  border-radius: 12px; padding: 14px 14px; display: flex; flex-direction: column; gap: 8px;
}
.storm-rule-num { font-family: var(--font-display); font-weight: 700; font-size: 26px;
  color: var(--primary); line-height: 1;
}
.storm-rule div:last-child { color: var(--muted); font-size: 12px; line-height: 1.4; }
@media (max-width: 720px) { .storm-rules { grid-template-columns: repeat(2, 1fr); } }

.storm-scoring { background: rgba(17,21,31,0.4); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 18px; margin-bottom: 28px;
}
.storm-scoring-h { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em;
  color: var(--primary); text-transform: uppercase; margin-bottom: 10px;
}
.storm-scoring-row { display: flex; gap: 18px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.storm-scoring-row strong { color: var(--text); font-weight: 700; }

.storm-cta { display: flex; flex-direction: column; align-items: center; gap: 10px;
  max-width: 460px; margin: 0 auto;
}

/* QUEUE */
.storm-queue { text-align: center; padding: 60px 24px; }
.storm-queue-spinner {
  width: 80px; height: 80px; margin: 36px auto;
  border: 3px solid var(--border-strong); border-top-color: var(--primary);
  border-radius: 50%; animation: spin 1.2s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ARENA */
.storm-timer-row { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
.storm-timer { font-family: var(--font-display); font-weight: 700; font-size: 36px;
  letter-spacing: -0.02em; color: var(--text); min-width: 64px;
  background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent;
}
.storm-timer.urgent { color: var(--rose) !important; -webkit-text-fill-color: var(--rose) !important;
  background: none !important;
  animation: pulseUrgent 0.9s ease-in-out infinite;
}
@keyframes pulseUrgent { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.7; transform: scale(1.05); } }

.storm-timer-bar { flex: 1; height: 6px; background: rgba(255,255,255,0.06); border-radius: 100px; overflow: hidden; }
.storm-timer-fill { height: 100%; background: var(--aurora); transform-origin: left; transform: scaleX(1);
  transition: transform 100ms linear;
}
.storm-shuffle-btn { background: rgba(124,195,255,0.08); border: 1px solid var(--border-strong);
  color: var(--primary); padding: 8px 14px; border-radius: 100px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  cursor: pointer; transition: all 160ms;
}
.storm-shuffle-btn:hover { background: rgba(124,195,255,0.16); color: var(--text); }
.storm-shuffle-btn:active { transform: scale(0.96); }

.storm-letters { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center;
  margin-bottom: 22px;
}
.storm-tile {
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(180deg, rgba(22,27,39,0.95) 0%, rgba(11,14,22,0.85) 100%);
  border: 1px solid var(--border-strong); border-radius: 14px;
  font-family: var(--font-display); font-weight: 700; font-size: 30px;
  color: var(--text); letter-spacing: 0;
  cursor: pointer; user-select: none; -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: transform 120ms cubic-bezier(.2,.7,.3,1), background 120ms;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.08) inset,
    0 4px 8px rgba(0,0,0,0.4),
    0 12px 24px -8px rgba(0,0,0,0.6),
    0 0 32px -16px var(--primary-glow);
  touch-action: manipulation;
}
.storm-tile:active { transform: translateY(2px) scale(0.97);
  background: linear-gradient(180deg, rgba(124,195,255,0.18) 0%, rgba(22,27,39,0.9) 100%);
}
.storm-tile.used {
  opacity: 0.32; pointer-events: none;
  background: linear-gradient(180deg, rgba(94,226,255,0.08) 0%, rgba(11,14,22,0.5) 100%);
  border-color: rgba(94,226,255,0.4);
  color: var(--cyan);
  transform: scale(0.96);
}

/* ═══ STORM WORD BUILDER (Boggle Party style) ═══ */
.storm-builder {
  display: flex; flex-direction: column; gap: 14px;
  margin: 18px auto; max-width: 720px;
  padding: 18px 16px;
  background: linear-gradient(180deg, rgba(22,27,39,0.5) 0%, rgba(11,14,22,0.3) 100%);
  border: 1px solid var(--border); border-radius: 18px;
}
.storm-word-slots {
  display: flex; gap: 6px; justify-content: center; flex-wrap: wrap;
  min-height: 56px; align-items: center;
  transition: transform 200ms;
}
.storm-word-slots.flash-good { animation: flashGood 320ms ease-out; }
.storm-word-slots.flash-bad  { animation: flashBad 380ms ease-out; }
@keyframes flashGood {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.06); }
  100% { transform: scale(1); }
}
@keyframes flashBad {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}
.storm-slot {
  width: 42px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(11,14,22,0.6);
  border: 1.5px dashed var(--border);
  border-radius: 8px;
  font-family: var(--font-display); font-weight: 700; font-size: 22px;
  color: var(--text);
  transition: all 160ms;
}
.storm-slot.filled {
  background: var(--primary);
  border: 1.5px solid var(--primary-strong);
  border-style: solid;
  color: var(--void);
  box-shadow: 0 0 16px var(--primary-glow);
  animation: slotPop 220ms cubic-bezier(.2,.7,.3,1);
}
@keyframes slotPop {
  0%   { transform: scale(0.6); opacity: 0; }
  60%  { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}
.storm-word-slots.flash-good .storm-slot.filled {
  background: var(--mint); border-color: var(--mint); color: var(--void);
  box-shadow: 0 0 20px var(--mint-glow);
}
.storm-word-slots.flash-bad .storm-slot.filled {
  background: var(--rose); border-color: var(--rose); color: var(--text);
}

.storm-word-actions {
  display: flex; gap: 8px; align-items: center; justify-content: center;
}
.storm-mini-btn {
  padding: 10px 14px; min-height: 44px; min-width: 60px;
  background: rgba(124,195,255,0.06); border: 1px solid var(--border-strong);
  border-radius: 10px; color: var(--text);
  font-family: var(--font-mono); font-size: 13px; font-weight: 600;
  cursor: pointer; transition: all 160ms;
  -webkit-tap-highlight-color: transparent; touch-action: manipulation;
}
.storm-mini-btn:hover { background: rgba(124,195,255,0.14); border-color: var(--primary); }
.storm-mini-btn:active { transform: scale(0.95); }

.storm-submit-big {
  flex: 1; max-width: 280px;
  padding: 13px 22px; min-height: 48px;
  background: rgba(124,195,255,0.12);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  color: var(--muted);
  font-family: var(--font-body); font-weight: 700; font-size: 15px;
  letter-spacing: 0.02em; cursor: pointer; transition: all 180ms;
  -webkit-tap-highlight-color: transparent; touch-action: manipulation;
}
.storm-submit-big.ready {
  background: var(--primary); color: var(--void);
  border-color: var(--primary-strong);
  box-shadow: 0 4px 16px var(--primary-glow);
}
.storm-submit-big.ready:hover { background: var(--primary-strong); transform: translateY(-1px); }
.storm-submit-big.ready:active { transform: translateY(1px); }
.storm-submit-big:disabled { opacity: 0.5; cursor: not-allowed; }

/* Hide the legacy keyboard input row but keep the input for native keyboard support */
.storm-input-row-hidden { position: absolute; left: -9999px; opacity: 0; pointer-events: none; }
@media (max-width: 540px) {
  .storm-tile { width: 48px; height: 48px; font-size: 22px; border-radius: 11px; }
  .storm-letters { gap: 6px; }
}

.storm-input-row { display: flex; gap: 8px; margin-bottom: 18px; max-width: 560px; margin-left: auto; margin-right: auto; }
.storm-input {
  flex: 1; padding: 14px 18px;
  background: rgba(11,14,22,0.85); border: 2px solid var(--border-strong);
  border-radius: 12px; color: var(--text);
  font-family: var(--font-display); font-weight: 600; font-size: 22px;
  letter-spacing: 0.04em; text-transform: uppercase;
  outline: none; transition: all 160ms;
  min-height: 56px;
}
.storm-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow); }
.storm-input::placeholder { color: var(--faint); letter-spacing: 0.04em; font-weight: 500; }
.storm-submit { padding: 0 22px; min-height: 56px; font-size: 14px; min-width: 100px; }

.storm-toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
  padding: 12px 22px; border-radius: 100px;
  font-family: var(--font-display); font-weight: 600; font-size: 15px;
  background: rgba(17,21,31,0.95); border: 1px solid var(--border-strong);
  backdrop-filter: blur(12px); box-shadow: var(--shadow-elev);
  z-index: 50; animation: toastIn 220ms cubic-bezier(.2,.7,.3,1);
}
.storm-toast.hidden { display: none; }
.storm-toast.good { background: rgba(125,255,206,0.18); border-color: rgba(125,255,206,0.45); color: var(--mint); box-shadow: 0 0 36px var(--mint-glow); }
.storm-toast.bad { background: rgba(255,85,119,0.18); border-color: rgba(255,85,119,0.45); color: var(--rose); }
@keyframes toastIn { from { opacity: 0; transform: translateX(-50%) translateY(10px); } to { opacity: 1; transform: translateX(-50%) translateY(0); } }

.storm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 720px) { .storm-grid { grid-template-columns: 1fr; } }
.storm-found-card, .storm-board-card {
  background: rgba(17,21,31,0.6); border: 1px solid var(--border);
  border-radius: 14px; padding: 16px 18px;
  box-shadow: var(--shadow-card); min-height: 200px;
  max-height: 360px; overflow-y: auto;
}
.storm-card-h { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em;
  color: var(--primary); text-transform: uppercase; margin-bottom: 12px;
}
.storm-found { display: flex; flex-wrap: wrap; gap: 6px; }
.storm-found-pill {
  display: inline-flex; align-items: baseline; gap: 6px;
  padding: 5px 10px; background: rgba(124,195,255,0.10);
  border: 1px solid var(--border-strong); border-radius: 100px;
  font-family: var(--font-mono); font-size: 12px; color: var(--text);
  animation: pillIn 240ms cubic-bezier(.2,.7,.3,1);
}
.storm-found-pill.new { background: rgba(125,255,206,0.18); border-color: rgba(125,255,206,0.45);
  box-shadow: 0 0 16px var(--mint-glow);
}
.storm-found-pill .found-word { font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }
.storm-found-pill .found-pts { font-family: var(--font-mono); font-size: 10px; color: var(--mint); font-weight: 700; }
@keyframes pillIn { from { opacity: 0; transform: scale(0.7); } to { opacity: 1; transform: scale(1); } }

.storm-board .board-row {
  display: grid; grid-template-columns: 28px 1fr 36px 60px;
  align-items: center; gap: 8px; padding: 8px 4px;
  border-bottom: 1px solid var(--border); font-family: var(--font-mono); font-size: 13px;
}
.storm-board .board-row:last-child { border-bottom: none; }
.storm-board .board-row.me { background: rgba(124,195,255,0.06); border-radius: 8px; padding-left: 8px; padding-right: 8px; }
.storm-board .board-rank { font-weight: 700; color: var(--primary); }
.storm-board .board-name { color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.storm-board .board-found { color: var(--mint); text-align: right; }
.storm-board .board-score { color: var(--text); text-align: right; font-weight: 700; font-family: var(--font-display); font-size: 16px; }

/* END */
.storm-end { padding-top: 20px; }
.storm-standings {
  background: rgba(17,21,31,0.6); border: 1px solid var(--border-strong);
  border-radius: 14px; padding: 12px; margin-bottom: 22px;
  box-shadow: var(--shadow-card);
}
.end-row {
  display: grid; grid-template-columns: 32px 1fr 50px 72px 64px;
  align-items: center; gap: 10px; padding: 12px 10px;
  border-bottom: 1px solid var(--border); font-family: var(--font-mono); font-size: 13px;
}
.end-row:last-child { border-bottom: none; }
.end-row.me { background: rgba(124,195,255,0.10); border-radius: 8px; }
.end-row.champ .end-rank { color: var(--gold); font-weight: 700; font-size: 18px; }
.end-rank { font-family: var(--font-display); font-weight: 700; color: var(--primary); font-size: 16px; }
.end-name { color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.end-me-tag { background: var(--primary); color: var(--void); font-size: 9px; padding: 2px 6px; border-radius: 4px; font-weight: 700; letter-spacing: 0.1em; margin-left: 4px; vertical-align: middle; }
.end-words { color: var(--mint); text-align: right; }
.end-score { color: var(--text); text-align: right; font-family: var(--font-display); font-size: 16px; font-weight: 700; }
.end-elo { font-family: var(--font-mono); text-align: right; font-weight: 700; }
.end-elo.good { color: var(--mint); }
.end-elo.bad { color: var(--rose); }
@media (max-width: 540px) {
  .end-row { grid-template-columns: 26px 1fr 40px 56px; gap: 6px; padding: 10px 6px; font-size: 12px; }
  .end-row .end-words { display: none; }
  .end-elo { font-size: 12px; }
}

.elo-pill {
  display: inline-block; padding: 3px 10px; border-radius: 100px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 700;
  margin-right: 8px;
}
.elo-pill.good { background: rgba(125,255,206,0.18); color: var(--mint); border: 1px solid rgba(125,255,206,0.4); }
.elo-pill.bad { background: rgba(255,85,119,0.18); color: var(--rose); border: 1px solid rgba(255,85,119,0.4); }

.storm-words-missed {
  background: rgba(17,21,31,0.4); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 18px; margin-bottom: 22px;
  max-height: 320px; overflow-y: auto;
}
.storm-all-words { display: flex; flex-wrap: wrap; gap: 6px; }
.all-word {
  padding: 4px 9px; border-radius: 100px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  text-transform: uppercase;
}
.all-word.found { background: rgba(125,255,206,0.18); color: var(--mint); border: 1px solid rgba(125,255,206,0.4); font-weight: 700; }
.all-word.missed { background: rgba(255,255,255,0.04); color: var(--dim); border: 1px solid var(--border); }

/* Touch device — kill all the perspective tilts that look bad without hover */
@media (hover: none) and (pointer: coarse) {
  .stat-card:hover, .mode-card:hover, .mode-option:hover,
  .q-option:hover, .dash-card:hover {
    transform: none !important;
  }
  /* Remove the heavy backdrop-filters that destroy mobile GPU perf */
  .q-card, .mode-card, .stat-card, .dash-card, .mode-option {
    backdrop-filter: none; -webkit-backdrop-filter: none;
  }
  /* Slow down particle redraws — done by disabling them entirely on slow devices */
}

/* ═══ IQ TEST PAGE ═══ */
.iq-main { max-width: 880px; margin: 0 auto; padding: 36px 24px; }
.iq-h1 { font-family: var(--font-display); font-weight: 700;
  font-size: clamp(32px, 5.5vw, 52px); letter-spacing: -0.022em;
  line-height: 1.08; margin-bottom: 14px;
}
.iq-h1 .gradient { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.iq-sub { color: var(--muted); font-size: 16px; line-height: 1.55; margin-bottom: 32px; max-width: 640px; }

.iq-rules { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 22px; }
.iq-rule { background: rgba(17,21,31,0.6); border: 1px solid var(--border);
  border-radius: 14px; padding: 16px; box-shadow: var(--shadow-card);
}
.iq-rule-h { font-family: var(--font-display); font-weight: 700; font-size: 22px;
  color: var(--primary); margin-bottom: 8px; line-height: 1;
}
@media (max-width: 720px) { .iq-rules { grid-template-columns: repeat(2, 1fr); } }

.iq-domains { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 28px; }
.iq-domain { background: rgba(124,195,255,0.06); border: 1px solid var(--border-strong);
  border-radius: 12px; padding: 12px 14px; text-align: center;
}
.iq-domain-h { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em;
  color: var(--primary); text-transform: uppercase; margin-bottom: 6px;
}
.iq-domain-sub { font-size: 12px; color: var(--muted); line-height: 1.4; }
@media (max-width: 720px) { .iq-domains { grid-template-columns: repeat(2, 1fr); } }

.iq-cta { display: flex; flex-direction: column; align-items: center; gap: 10px; max-width: 460px; margin: 0 auto; }

.iq-scale-card, .iq-method-card {
  background: linear-gradient(180deg, rgba(22,27,39,0.7) 0%, rgba(11,14,22,0.5) 100%);
  border: 1px solid var(--border-strong); border-radius: 16px;
  padding: 24px 26px; margin: 22px 0;
  box-shadow: var(--shadow-card);
}
.iq-scale-h {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em;
  color: var(--primary); text-transform: uppercase; margin-bottom: 8px;
}
.iq-scale-sub { color: var(--muted); font-size: 13px; line-height: 1.55; margin-bottom: 16px; }
.iq-scale-sub strong { color: var(--text); font-weight: 600; }
.iq-scale-bands {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
}
@media (max-width: 720px) { .iq-scale-bands { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .iq-scale-bands { grid-template-columns: 1fr; } }
.iq-scale-band {
  background: rgba(17,21,31,0.6); border: 1px solid var(--border);
  border-left: 3px solid var(--c);
  border-radius: 10px; padding: 12px 14px;
}
.iq-scale-band strong {
  display: block; font-family: var(--font-display); font-weight: 700;
  font-size: 20px; color: var(--c); margin-bottom: 4px;
}
.iq-scale-band span {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em;
  color: var(--muted); text-transform: uppercase;
}

.iq-method-list {
  list-style: none; padding: 0; counter-reset: method;
  display: flex; flex-direction: column; gap: 12px;
}
.iq-method-list li {
  position: relative; padding-left: 36px;
  font-size: 13px; line-height: 1.55; color: var(--muted);
  counter-increment: method;
}
.iq-method-list li strong { color: var(--text); font-weight: 600; }
.iq-method-list li::before {
  content: counter(method);
  position: absolute; left: 0; top: 0;
  width: 24px; height: 24px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(124,195,255,0.12); border: 1px solid var(--border-strong);
  border-radius: 50%;
  font-family: var(--font-mono); font-size: 11px; font-weight: 700;
  color: var(--primary);
}
.iq-method-note {
  margin-top: 18px; padding: 14px 16px;
  background: rgba(255,140,102,0.06); border: 1px solid rgba(255,140,102,0.22);
  border-radius: 10px; color: var(--muted); font-size: 12px; line-height: 1.55;
}
.iq-method-note strong { color: var(--coral); display: block; margin-bottom: 4px; font-weight: 600; }

.iq-progress-bar { height: 6px; background: rgba(255,255,255,0.06);
  border-radius: 100px; margin-bottom: 24px; overflow: hidden;
}
.iq-progress-fill { height: 100%; background: var(--aurora);
  transition: width 220ms linear;
}
.q-budget-tag.urgent {
  color: var(--rose) !important;
  background: rgba(255,85,119,0.10) !important;
  border-color: rgba(255,85,119,0.45) !important;
  animation: pulseUrgent 0.9s ease-in-out infinite;
}

.iq-results { text-align: center; padding: 24px 0; }
.iq-score-display { display: flex; flex-direction: column; align-items: center; margin: 28px 0; }
.iq-score-num {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(96px, 18vw, 180px);
  line-height: 1; letter-spacing: -0.04em;
  background: var(--aurora);
  background-clip: text; -webkit-background-clip: text; color: transparent;
  filter: drop-shadow(0 0 40px var(--primary-glow)) drop-shadow(0 0 80px var(--cyan-glow));
  margin-bottom: 8px;
}
.iq-score-tier {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(22px, 4vw, 32px); letter-spacing: -0.01em;
  color: var(--text);
}
.iq-percentile-row {
  display: inline-flex; align-items: baseline; gap: 8px;
  padding: 12px 22px; border-radius: 100px;
  background: rgba(125,255,206,0.10); border: 1px solid rgba(125,255,206,0.32);
  margin-bottom: 30px;
}
.iq-percentile { font-family: var(--font-display); font-weight: 700; font-size: 32px; color: var(--mint); }
.iq-percentile-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; color: var(--muted); text-transform: uppercase; }

.iq-breakdown { background: rgba(17,21,31,0.6); border: 1px solid var(--border-strong);
  border-radius: 16px; padding: 22px; margin: 0 auto 28px; max-width: 560px;
  box-shadow: var(--shadow-card); text-align: left;
}
.iq-breakdown-h { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.22em;
  color: var(--primary); text-transform: uppercase; margin-bottom: 14px;
}
.iq-breakdown-grid { display: grid; gap: 10px; }
.iq-breakdown-cell { display: grid; grid-template-columns: 80px 1fr 50px; align-items: center; gap: 12px; }
.iq-breakdown-label { font-family: var(--font-mono); font-size: 11px; color: var(--text); letter-spacing: 0.12em; }
.iq-breakdown-bar { height: 8px; background: rgba(255,255,255,0.06); border-radius: 100px; overflow: hidden; }
.iq-breakdown-fill { height: 100%; transition: width 600ms cubic-bezier(.2,.7,.3,1); border-radius: 100px; }
.iq-breakdown-fill.mint { background: var(--mint); box-shadow: 0 0 12px var(--mint-glow); }
.iq-breakdown-fill.primary { background: var(--primary); box-shadow: 0 0 12px var(--primary-glow); }
.iq-breakdown-fill.coral { background: var(--coral); }
.iq-breakdown-fill.rose { background: var(--rose); }
.iq-breakdown-stat { font-family: var(--font-mono); font-size: 12px; color: var(--muted); text-align: right; }
.iq-raw { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 12px; color: var(--muted); text-align: center;
}
.iq-raw strong { color: var(--text); font-weight: 700; }

/* ═══ FOOTER ═══ */
.site-footer {
  margin-top: 80px; padding: 40px 24px 60px;
  border-top: 1px solid var(--border);
  background: rgba(7,9,15,0.6); backdrop-filter: blur(10px);
  position: relative; z-index: 1;
}
.site-footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; flex-wrap: wrap; gap: 24px;
  align-items: center; justify-content: space-between;
}
.footer-brand { display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display); font-weight: 700; letter-spacing: 0.14em;
}
.footer-brand .brand-glyph { width: 18px; height: 18px;
  background: var(--aurora);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}
.footer-links { display: flex; gap: 18px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
}
.footer-links a, .footer-links button { color: var(--muted); background: none; border: none;
  text-transform: uppercase; cursor: pointer; padding: 0;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  transition: color 160ms;
}
.footer-links a:hover, .footer-links button:hover { color: var(--text); }
.footer-meta { font-family: var(--font-mono); font-size: 10px; color: var(--dim);
  letter-spacing: 0.12em; text-transform: uppercase;
}
@media (max-width: 600px) {
  .site-footer-inner { justify-content: center; text-align: center; }
  .footer-links { justify-content: center; gap: 12px; }
}

/* ═══ REPORT-A-PROBLEM MODAL ═══ */
.report-modal-bg {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(7,9,15,0.85); backdrop-filter: blur(12px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px; animation: fadeIn 200ms;
}
.report-modal-bg.hidden { display: none; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.report-modal {
  background: linear-gradient(180deg, rgba(22,27,39,0.95) 0%, rgba(11,14,22,0.95) 100%);
  border: 1px solid var(--border-strong); border-radius: 18px;
  max-width: 520px; width: 100%; padding: 28px 26px;
  box-shadow: var(--shadow-elev); max-height: 90vh; overflow-y: auto;
}
.report-modal h2 { font-family: var(--font-display); font-weight: 700; font-size: 24px;
  letter-spacing: -0.01em; margin-bottom: 6px;
}
.report-modal p.report-sub { color: var(--muted); font-size: 14px; line-height: 1.5; margin-bottom: 18px; }
.report-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.report-field label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em; color: var(--primary); text-transform: uppercase; }
.report-field input, .report-field select, .report-field textarea {
  background: rgba(11,14,22,0.6); border: 1px solid var(--border-strong);
  border-radius: 10px; padding: 11px 14px; color: var(--text);
  font-family: var(--font-body); font-size: 14px; outline: none;
  transition: border-color 160ms;
}
.report-field input:focus, .report-field select:focus, .report-field textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow); }
.report-field textarea { min-height: 100px; resize: vertical; font-family: var(--font-body); }
.report-actions { display: flex; gap: 8px; margin-top: 18px; }
.report-success { background: rgba(125,255,206,0.10); border: 1px solid rgba(125,255,206,0.32);
  border-radius: 10px; padding: 14px; color: var(--mint); font-family: var(--font-mono); font-size: 12px;
  text-align: center; margin-top: 10px;
}

/* ═══ FEATURED CENTERED CARD on /play ═══ */
.featured-iq-block {
  max-width: 580px; margin: 60px auto 30px; padding: 36px 28px;
  background: linear-gradient(135deg, rgba(124,195,255,0.10) 0%, rgba(125,255,206,0.06) 100%);
  border: 1px solid var(--border-strong); border-radius: 22px;
  text-align: center; position: relative; overflow: hidden;
  box-shadow: var(--shadow-elev);
}
.featured-iq-block::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: var(--aurora); opacity: 0.6;
}
.featured-iq-block .badge { margin-bottom: 18px; }
.featured-iq-block h2 { font-family: var(--font-display); font-weight: 700;
  font-size: clamp(26px, 4vw, 36px); letter-spacing: -0.018em;
  line-height: 1.1; margin-bottom: 12px;
}
.featured-iq-block h2 .gradient { background: var(--aurora); background-clip: text; -webkit-background-clip: text; color: transparent; }
.featured-iq-block p { color: var(--muted); font-size: 14px; line-height: 1.55; margin-bottom: 22px; max-width: 460px; margin-left: auto; margin-right: auto; }
.featured-iq-block .btn { min-width: 240px; }

/* ELO DELTA BANNER on summary screen */
.elo-delta-banner {
  display: inline-flex; align-items: baseline; gap: 8px;
  margin: 8px 0 16px; padding: 10px 20px;
  border-radius: 100px;
  font-family: var(--font-display); font-weight: 700; font-size: 20px;
  border: 1px solid;
  animation: deltaIn 480ms cubic-bezier(.2,.7,.3,1);
}
.elo-delta-banner.good { background: rgba(125,255,206,0.12); color: var(--mint); border-color: rgba(125,255,206,0.45); box-shadow: 0 0 24px var(--mint-glow); }
.elo-delta-banner.bad  { background: rgba(255,85,119,0.12);  color: var(--rose); border-color: rgba(255,85,119,0.45); }
.elo-delta-banner small { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; opacity: 0.7; text-transform: uppercase; }
@keyframes deltaIn { from { opacity: 0; transform: translateY(8px) scale(0.92); } to { opacity: 1; transform: none; } }

.streak-banner {
  display: inline-flex; align-items: center; gap: 8px;
  margin: 6px 0 18px; padding: 8px 18px;
  border-radius: 100px;
  background: rgba(255,140,102,0.10); border: 1px solid rgba(255,140,102,0.35);
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.10em;
  color: var(--coral); text-transform: uppercase;
}
.streak-banner strong { font-weight: 700; color: var(--text); }

/* ═══ PREMIUM GLYPHS (replace emojis) ═══
   Small diamond/pulse marks that match the brand aesthetic. */
.tag-glyph {
  display: inline-block; width: 9px; height: 9px;
  margin-right: 8px; vertical-align: -1px;
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  animation: glyph-pulse 2.4s ease-in-out infinite;
}
.tag-glyph.cyan-glyph { background: var(--cyan); filter: drop-shadow(0 0 8px var(--cyan-glow)); }
.tag-glyph.mint-glyph { background: var(--mint); filter: drop-shadow(0 0 8px var(--mint-glow)); }
.tag-glyph.primary-glyph { background: var(--primary); filter: drop-shadow(0 0 8px var(--primary-glow)); }
.tag-glyph.gold-glyph { background: var(--gold); filter: drop-shadow(0 0 8px rgba(255,215,107,0.5)); }
@keyframes glyph-pulse {
  0%, 100% { opacity: 1; transform: scale(1) rotate(0deg); }
  50%      { opacity: 0.7; transform: scale(0.85) rotate(180deg); }
}

/* Victory glyph — laurel-style premium mark */
/* ═══ CONNECTIONS ═══ */
.conn-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px;
  margin: 0 auto; max-width: 560px;
}
.conn-tile {
  background: linear-gradient(180deg, rgba(22,27,39,0.95) 0%, rgba(11,14,22,0.85) 100%);
  border: 2px solid var(--border-strong); border-radius: 12px;
  padding: 18px 8px;
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(11px, 2.4vw, 16px); letter-spacing: 0.04em;
  color: var(--text); text-align: center; cursor: pointer;
  min-height: 64px; transition: all 160ms;
  -webkit-tap-highlight-color: transparent; touch-action: manipulation;
  text-transform: uppercase;
  word-break: break-word;
  box-shadow: 0 2px 6px rgba(0,0,0,0.4);
}
.conn-tile:hover { border-color: var(--primary); }
.conn-tile.selected {
  background: var(--primary); color: var(--void);
  border-color: var(--primary-strong);
  transform: translateY(-2px);
  box-shadow: 0 6px 14px var(--primary-glow);
}
@media (max-width: 540px) {
  .conn-tile { padding: 14px 4px; font-size: 11px; min-height: 56px; }
  .conn-grid { gap: 6px; }
}
.conn-solved { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; max-width: 560px; margin: 0 auto 14px; }
.conn-solved-row {
  border: 2px solid;
  border-radius: 14px;
  padding: 14px 18px;
  text-align: center;
  animation: pillIn 320ms cubic-bezier(.2,.7,.3,1);
}
.conn-solved-theme { font-family: var(--font-display); font-weight: 700; font-size: 15px; color: var(--text); margin-bottom: 4px; letter-spacing: -0.005em; }
.conn-solved-words { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; color: var(--muted); text-transform: uppercase; }
.conn-actions { display: flex; gap: 10px; justify-content: center; margin: 22px auto; max-width: 560px; }
.conn-actions .btn { flex: 1; min-width: 100px; }
.conn-toast {
  position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%);
  padding: 12px 22px; border-radius: 100px;
  font-family: var(--font-display); font-weight: 600; font-size: 14px;
  background: rgba(17,21,31,0.95); border: 1px solid var(--border-strong);
  backdrop-filter: blur(12px); z-index: 50;
}
.conn-toast.hidden { display: none; }
.conn-toast.good { background: rgba(125,255,206,0.18); border-color: rgba(125,255,206,0.45); color: var(--mint); }
.conn-toast.bad { background: rgba(255,85,119,0.16); border-color: rgba(255,85,119,0.45); color: var(--rose); }

/* ═══ N-BACK ═══ */
.nb-difficulty-row .nb-diff {
  padding: 8px 14px; background: rgba(17,21,31,0.7);
  border: 1px solid var(--border-strong); border-radius: 100px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em;
  color: var(--muted); cursor: pointer; transition: all 160ms;
}
.nb-difficulty-row .nb-diff.active { background: var(--aurora); color: var(--void); border-color: transparent; font-weight: 700; }
.nb-stage {
  width: 220px; height: 220px; margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 96px;
  background: rgba(17,21,31,0.6); border: 2px solid var(--border-strong);
  border-radius: 24px; color: var(--text);
  box-shadow: var(--shadow-elev);
  letter-spacing: -0.03em; transition: all 180ms;
}
.nb-stage.nb-hit { background: var(--mint); color: var(--void); border-color: var(--mint); box-shadow: 0 0 60px var(--mint-glow), var(--shadow-elev); }
.nb-stage.nb-fail { background: var(--rose); color: var(--text); border-color: var(--rose); }
.nb-progress { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em; color: var(--muted); margin-bottom: 18px; }
@media (max-width: 540px) { .nb-stage { width: 180px; height: 180px; font-size: 72px; } }

/* ═══ MENTAL ROTATION ═══ */
.rot-stage { display: flex; flex-direction: column; align-items: center; gap: 22px; }
.rot-prompt { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.22em; color: var(--primary); text-transform: uppercase; }
.rot-target {
  background: rgba(17,21,31,0.6); border: 2px solid var(--primary);
  border-radius: 18px; padding: 12px;
  box-shadow: 0 0 40px var(--primary-glow), var(--shadow-card);
}
.rot-candidates { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; width: 100%; max-width: 540px; }
.rot-candidate {
  position: relative;
  background: rgba(17,21,31,0.6); border: 2px solid var(--border-strong);
  border-radius: 14px; padding: 14px; cursor: pointer;
  transition: all 180ms; -webkit-tap-highlight-color: transparent; touch-action: manipulation;
  box-shadow: var(--shadow-card);
}
.rot-candidate:hover { border-color: var(--primary); transform: translateY(-2px); }
.rot-candidate.rot-correct { background: rgba(125,255,206,0.18); border-color: var(--mint); box-shadow: 0 0 40px var(--mint-glow); }
.rot-candidate.rot-wrong { background: rgba(255,85,119,0.16); border-color: var(--rose); }
.rot-candidate svg { display: block; margin: 0 auto; }
.rot-key {
  position: absolute; top: 4px; left: 4px;
  font-family: var(--font-mono); font-size: 9px; color: var(--primary);
  background: rgba(124,195,255,0.10); border: 1px solid var(--border-strong);
  padding: 2px 6px; border-radius: 4px; font-weight: 700;
}
@media (max-width: 540px) {
  .rot-candidates { grid-template-columns: repeat(2, 1fr); }
  .rot-candidate { padding: 8px; }
}

/* ═══ PWA INSTALL PROMPT ═══ */
.pwa-install-bar {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 14px;
  padding: 14px 20px; max-width: 92vw;
  background: linear-gradient(180deg, rgba(22,27,39,0.95) 0%, rgba(11,14,22,0.95) 100%);
  border: 1px solid var(--border-strong); border-radius: 100px;
  box-shadow: var(--shadow-elev), 0 0 30px var(--primary-glow);
  z-index: 90; animation: pwaSlide 360ms cubic-bezier(.2,.7,.3,1);
}
.pwa-install-bar.hidden { display: none; }
@keyframes pwaSlide { from { opacity: 0; transform: translateX(-50%) translateY(10px); } to { opacity: 1; transform: translateX(-50%) translateY(0); } }
.pwa-install-text { font-family: var(--font-body); font-size: 13px; color: var(--text); line-height: 1.4; }
.pwa-install-text strong { color: var(--primary); }
.pwa-install-bar .btn { padding: 8px 16px; font-size: 12px; min-height: 36px; }
.pwa-install-close {
  background: none; border: none; color: var(--dim);
  padding: 4px 8px; cursor: pointer; font-family: var(--font-mono); font-size: 14px;
}
.pwa-install-close:hover { color: var(--text); }

/* ═══ IQ SHARE BUTTON ═══ */
.iq-share-row { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin: 18px 0; }
.iq-share-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; border-radius: 100px;
  background: rgba(124,195,255,0.10); border: 1px solid var(--border-strong);
  color: var(--text); cursor: pointer; transition: all 160ms;
  font-family: var(--font-body); font-size: 13px; font-weight: 500;
}
.iq-share-btn:hover { background: rgba(124,195,255,0.18); border-color: var(--primary); }

.victory-glyph {
  display: inline-block; width: 28px; height: 28px;
  vertical-align: -7px; margin-right: 6px;
  background: var(--gold);
  filter: drop-shadow(0 0 14px rgba(255,215,107,0.55));
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M12 2 L14.5 8 L21 9 L16 13.5 L17.5 20 L12 17 L6.5 20 L8 13.5 L3 9 L9.5 8 Z'/></svg>") center/contain no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M12 2 L14.5 8 L21 9 L16 13.5 L17.5 20 L12 17 L6.5 20 L8 13.5 L3 9 L9.5 8 Z'/></svg>") center/contain no-repeat;
  animation: victory-spin 4s ease-in-out infinite;
}
@keyframes victory-spin {
  0%, 100% { transform: rotate(-6deg) scale(1); }
  50%      { transform: rotate(6deg) scale(1.08); }
}