/* ============================================================
   SYNAPSE — core styles (tokens, backdrop, layout, screens)
   ============================================================ */
:root {
  --bg0: #04050d;
  --bg1: #0a0c22;
  --glass: rgba(18, 22, 54, 0.58);
  --glass-hi: rgba(32, 38, 88, 0.62);
  --line: rgba(150, 165, 255, 0.14);
  --line-hi: rgba(170, 185, 255, 0.32);
  --text: #eef1ff;
  --muted: #a1a9d6;
  --dim: #646c9c;
  --ok: #3dff9a;
  --bad: #ff4d6d;
  --warn: #ffb02e;
  --magenta: #ff4fd8;
  --violet: #b07bff;
  --cyan: #2ee6ff;
  --mint: #34f5c5;
  --accent: linear-gradient(110deg, #ff4fd8 0%, #b07bff 32%, #2ee6ff 66%, #34f5c5 100%);
  --skill: #2ee6ff;
  --skill-glow: rgba(46, 230, 255, 0.5);
  --radius: 18px;
  --radius-sm: 12px;
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;
  --text-scale: 1;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { font-size: calc(16px * var(--text-scale)); -webkit-text-size-adjust: 100%; text-size-adjust: 100%; background: #04050d; overscroll-behavior: none; }
body {
  margin: 0;
  min-height: 100vh;
  background: transparent;
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.45;
  overflow-x: hidden;
  overscroll-behavior: none;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  /* game feel on touch screens: no text selection, callouts or double-tap zoom */
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  touch-action: manipulation;
}
input, textarea { -webkit-user-select: text; user-select: text; }
img, svg { -webkit-user-drag: none; }
button { font: inherit; color: inherit; }
kbd { font-family: var(--font-mono); }
::selection { background: rgba(255, 79, 216, 0.35); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 10px; }

/* ---------- backdrop ----------
   The page gradient lives on a fixed layer instead of body (with background-attachment: fixed),
   so scrolling never repaints it. body stays transparent so this layer shows through. */
.backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(1200px 800px at 15% -10%, #1a0f3d 0%, transparent 60%),
    radial-gradient(1000px 700px at 110% 10%, #052a3d 0%, transparent 55%),
    linear-gradient(180deg, var(--bg1) 0%, var(--bg0) 70%);
}

/* ---------- app / screens ---------- */
#app {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 max(clamp(14px, 3vw, 32px), env(safe-area-inset-right)) env(safe-area-inset-bottom) max(clamp(14px, 3vw, 32px), env(safe-area-inset-left));
}
.screen { min-height: 100vh; min-height: 100dvh; transition: opacity 0.26s var(--ease-out), transform 0.26s var(--ease-out); }
.screen.is-entering { opacity: 0; transform: translateY(14px) scale(0.985); }
.screen.is-leaving { position: absolute; inset: 0 clamp(14px, 3vw, 32px); opacity: 0; transform: translateY(-10px) scale(1.01); pointer-events: none; }

/* ---------- buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  border: 1px solid var(--line-hi);
  background: var(--glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.92rem;
  cursor: pointer;
  transition: transform 0.18s var(--ease-spring), box-shadow 0.25s, border-color 0.25s, background 0.25s;
}
@media (hover: hover) and (pointer: fine) { .btn:hover { transform: translateY(-2px); border-color: rgba(200, 210, 255, 0.55); box-shadow: 0 10px 30px -10px rgba(120, 140, 255, 0.5); } }
.btn:active { transform: translateY(0) scale(0.98); }
.btn-primary {
  border: none;
  background: transparent;
  color: #070818;
  overflow: hidden;
  isolation: isolate;
  box-shadow: 0 8px 30px -8px rgba(255, 79, 216, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.15) inset;
}
/* the gradient slides back and forth on the compositor (no repaint per frame) */
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 220%;
  z-index: -1;
  /* same 220%-wide gradient the button used to slide with background-position */
  background: var(--accent);
  animation: shimmerX 6s ease-in-out infinite;
  will-change: transform;
}
@keyframes shimmerX { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(-54.5%); } }
@media (hover: hover) and (pointer: fine) { .btn-primary:hover { box-shadow: 0 12px 40px -6px rgba(46, 230, 255, 0.6); } }
@keyframes shimmer { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
.btn-ghost { background: rgba(255, 255, 255, 0.03); }
.btn-danger { background: rgba(255, 77, 109, 0.14); border-color: rgba(255, 77, 109, 0.55); color: #ffd0d9; }
.btn-danger-text { color: #ff9aad; }
.icon-btn {
  width: 44px;
  height: 44px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--glass);
  cursor: pointer;
  font-size: 1rem;
  letter-spacing: -0.1em;
  transition: border-color 0.2s, transform 0.2s;
}
@media (hover: hover) and (pointer: fine) { .icon-btn:hover { border-color: var(--line-hi); transform: scale(1.05); } }
.key-hint {
  font-size: 0.66rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 6px;
  border: 1px solid currentColor;
  opacity: 0.55;
  letter-spacing: 0.04em;
  line-height: 1.3;
}
body.no-key-hints .key-hint, body.is-touch .key-hint { display: none; }
@media (hover: none) and (pointer: coarse) { .key-hint { display: none; } }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--line-hi);
  background: rgba(255, 255, 255, 0.06);
}
.badge-perfect, .badge-record {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  border: none;
  color: #120818;
  box-shadow: 0 0 24px rgba(255, 176, 46, 0.5);
}
/* the 300%-wide gradient slides under the text with a transform (was background-position) */
.badge-perfect::before, .badge-record::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 300%;
  z-index: -1;
  background: linear-gradient(100deg, #ffe14d, #ffb02e, #ff4fd8, #ffe14d);
  animation: badgeSlide 2.5s linear infinite;
  will-change: transform;
}
@keyframes badgeSlide { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(-66.667%); } }

/* ---------- logo ---------- */
.logo { display: inline-flex; align-items: center; gap: 0.32em; font-family: var(--font-display); font-weight: 700; line-height: 1; }
.logo-lg { font-size: clamp(3rem, 10vw, 7rem); }
.logo-sm { font-size: 1.6rem; }
.logo-mark { position: relative; display: inline-block; flex: none; width: 0.82em; height: 0.82em; filter: drop-shadow(0 0 14px rgba(176, 123, 255, 0.6)); }
/* line segments: each one is clipped to its own box and revealed by a sliding window (ui.js) */
.lm-seg { position: absolute; overflow: hidden; }
.lm-wipe, .lm-wipe-in { position: absolute; inset: 0; will-change: transform; }
.lm-wipe { overflow: hidden; }
.lm-seg svg { position: absolute; display: block; }
.lm-dot {
  position: absolute;
  left: calc(var(--x) / 64 * 100%);
  top: calc(var(--y) / 64 * 100%);
  width: calc(var(--r) / 32 * 100%);
  height: calc(var(--r) / 32 * 100%);
  margin: calc(var(--r) / -64 * 100%) 0 0 calc(var(--r) / -64 * 100%);
  border-radius: 50%;
  /* each node carries the whole diagonal gradient, like the SVG's per-circle objectBoundingBox */
  background: linear-gradient(135deg, #ff4fd8, #b07bff, #2ee6ff);
  animation: node 2.4s ease-in-out infinite;
  animation-delay: var(--d);
  will-change: transform;
}
@keyframes node { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.35); } }
.logo-word { display: inline-flex; letter-spacing: 0.06em; filter: drop-shadow(0 0 18px rgba(176, 123, 255, 0.35)); }
.logo-word span {
  position: relative;
  display: inline-block;
  background: linear-gradient(100deg, #ff4fd8, #b07bff, #2ee6ff, #34f5c5, #ffc53d, #ff4fd8);
  background-size: 600% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  /* (the glow lives on .logo-word, painted once, instead of a drop-shadow on every letter) */
  animation: letterHue 10s linear infinite, letterFloat 4s ease-in-out infinite;
  animation-delay: calc(var(--i) * -0.35s), calc(var(--i) * 0.12s);
}
@keyframes letterHue { to { background-position: 600% 0; } }
/* Compositor version of the same colour flow (enabled by ui.js once each glyph mask is ready):
   the glyph is a mask and the gradient strip slides beneath it with a transform, so nothing repaints.
   Strip tile = 600% of the letter, speed = 3 letters/s and per-letter offset — identical to letterHue. */
.lw-fill { position: absolute; inset: 0; overflow: hidden; pointer-events: none; display: none; -webkit-mask-size: 100% 100%; mask-size: 100% 100%; -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat; }
.lw-fill::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 1200%;
  height: 100%;
  background: linear-gradient(100deg, #ff4fd8, #b07bff, #2ee6ff, #34f5c5, #ffc53d, #ff4fd8) 0 0 / 50% 100% repeat-x;
  animation: letterFlow 2s linear infinite;
  animation-delay: calc(var(--i) * -0.35s);
  will-change: transform;
}
@keyframes letterFlow { to { transform: translateX(-50%); } }
.logo-word.is-flow span { background: none; animation: letterFloat 4s ease-in-out infinite; animation-delay: calc(var(--i) * 0.12s); }
.logo-word.is-flow .lw-fill { display: block; }
@keyframes letterFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-0.05em); } }

/* ---------- HOME ---------- */
.home { display: flex; flex-direction: column; align-items: center; gap: clamp(18px, 3.6vh, 40px); padding: calc(clamp(28px, 7vh, 90px) + env(safe-area-inset-top)) 0 32px; text-align: center; }
.home-hero { display: flex; flex-direction: column; align-items: center; gap: 14px; }
.tagline { margin: 0; color: var(--muted); font-family: var(--font-display); letter-spacing: 0.32em; text-transform: uppercase; font-size: clamp(0.72rem, 1.6vw, 0.92rem); }
.home-play { display: flex; flex-direction: column; align-items: center; gap: 22px; }
.play-btn {
  position: relative;
  width: clamp(150px, 22vw, 190px);
  aspect-ratio: 1;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  display: grid;
  place-items: center;
  isolation: isolate;
  background: transparent;
  transition: transform 0.25s var(--ease-spring);
}
/* the glow: three pre-painted states cross-faded with opacity (animating box-shadow repaints every frame) */
.play-glow { position: absolute; inset: 0; border-radius: 50%; z-index: -3; pointer-events: none; transition: opacity 0.3s; box-shadow: 0 0 60px -6px rgba(176, 123, 255, 0.75), 0 0 120px -20px rgba(46, 230, 255, 0.6); }
.play-glow.is-hover { opacity: 0; box-shadow: 0 0 80px -4px rgba(255, 79, 216, 0.85), 0 0 160px -20px rgba(46, 230, 255, 0.8); }
.play-glow.is-hot { opacity: 0; box-shadow: 0 0 100px 4px rgba(255, 79, 216, 0.9), 0 0 180px -10px rgba(46, 230, 255, 0.9); }
@media (hover: hover) and (pointer: fine) { .play-btn:hover .play-glow { opacity: 0; } }
@media (hover: hover) and (pointer: fine) { .play-btn:hover .play-glow.is-hover { opacity: 1; } }
/* rainbow ring: a conic disc that spins on the compositor (painted once) */
.play-spin { position: absolute; inset: 0; border-radius: 50%; overflow: hidden; z-index: -2; pointer-events: none; }
.play-spin::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(#ff4fd8, #b07bff, #2ee6ff, #34f5c5, #ffc53d, #ff4fd8);
  animation: spin 5s linear infinite;
  will-change: transform;
}
@keyframes spin { to { transform: rotate(360deg); } }
.play-btn::before { content: ''; position: absolute; inset: 5px; border-radius: 50%; background: radial-gradient(circle at 30% 25%, #1d2160, #070818 70%); z-index: -1; }
@media (hover: hover) and (pointer: fine) { .play-btn:hover { transform: scale(1.06); } }
.play-btn:active { transform: scale(0.97); }
.play-label {
  position: relative;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3.2vw, 2.1rem);
  letter-spacing: 0.16em;
  padding-left: 0.16em;
  background: var(--accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.play-btn .key-hint { position: absolute; bottom: 22%; color: var(--muted); }
.play-ring { position: absolute; inset: -2px; border-radius: 50%; border: 2px solid rgba(176, 123, 255, 0.55); animation: ring 2.8s var(--ease-out) infinite; pointer-events: none; }
.play-ring.r2 { animation-delay: 1.4s; border-color: rgba(46, 230, 255, 0.5); }
@keyframes ring { 0% { transform: scale(1); opacity: 0.9; } 100% { transform: scale(1.65); opacity: 0; } }
.mode-chips { display: flex; gap: 8px; padding: 6px; border-radius: 999px; background: var(--glass); border: 1px solid var(--line); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.mode-chip { display: flex; flex-direction: column; align-items: center; gap: 1px; padding: 8px 18px; border-radius: 999px; border: 1px solid transparent; background: transparent; cursor: pointer; transition: background 0.2s, border-color 0.2s, transform 0.2s; }
.mode-chip b { font-family: var(--font-display); letter-spacing: 0.12em; font-size: 0.82rem; }
.mode-chip small { color: var(--dim); font-size: 0.7rem; }
@media (hover: hover) and (pointer: fine) { .mode-chip:hover { background: rgba(255, 255, 255, 0.05); } }
.mode-chip.is-active { background: linear-gradient(120deg, rgba(255, 79, 216, 0.2), rgba(46, 230, 255, 0.2)); border-color: rgba(200, 210, 255, 0.35); box-shadow: 0 0 22px -6px rgba(176, 123, 255, 0.7); }
.mode-chip.is-active small { color: var(--muted); }
.home-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; width: min(820px, 100%); }
.daily-card, .snapshot {
  position: relative;
  text-align: left;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 20px 22px;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.25s var(--ease-spring), border-color 0.25s, box-shadow 0.25s;
}
@media (hover: hover) and (pointer: fine) { .daily-card:hover, .snapshot:hover { transform: translateY(-4px); border-color: var(--line-hi); box-shadow: 0 18px 40px -18px rgba(176, 123, 255, 0.6); } }
.card-ring {
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  overflow: hidden;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.card-ring::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 160%;
  aspect-ratio: 1;
  margin: -80% 0 0 -80%;
  background: conic-gradient(transparent 0deg, #ffc53d 60deg, #ff4fd8 120deg, transparent 180deg);
  animation: spin 6s linear infinite;
  will-change: transform;
}
.daily-head { display: flex; align-items: baseline; justify-content: space-between; }
.daily-tag { font-family: var(--font-display); font-weight: 700; letter-spacing: 0.22em; font-size: 0.82rem; color: #ffc53d; }
.daily-num { font-family: var(--font-mono); font-weight: 800; font-size: 2rem; background: linear-gradient(90deg, #ffc53d, #ff4fd8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.daily-dots { display: flex; gap: 8px; margin: 14px 0 12px; }
.daily-dots i { width: 22px; height: 6px; border-radius: 4px; background: var(--c); box-shadow: 0 0 10px var(--c); animation: dotPulse 2.2s ease-in-out infinite; animation-delay: calc(var(--i) * 0.15s); }
@keyframes dotPulse { 0%, 100% { opacity: 0.55; } 50% { opacity: 1; } }
.daily-sub { color: var(--text); font-weight: 600; }
.daily-timer { display: block; margin-top: 6px; color: var(--dim); font-family: var(--font-mono); font-size: 0.78rem; font-variant-numeric: tabular-nums; contain: layout paint; }
.snapshot { display: flex; align-items: center; gap: 12px; }
.snapshot-radar { width: 150px; flex: none; }
.snapshot-stats { flex: 1; display: grid; gap: 6px; }
.snap-index { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 4px; }
.snap-index small, .snap-row span { color: var(--muted); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; }
.snap-index b { font-family: var(--font-mono); font-size: 2rem; background: var(--accent); -webkit-background-clip: text; background-clip: text; color: transparent; }
.snap-row { display: flex; justify-content: space-between; font-family: var(--font-mono); }
.home-nav { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.disclaimer { max-width: 640px; margin: 8px auto 0; color: var(--dim); font-size: 0.76rem; text-align: center; }

/* ---------- radar / charts ---------- */
.radar { width: 100%; height: auto; overflow: visible; }
.radar-ring { fill: none; stroke: rgba(150, 165, 255, 0.14); }
.radar-axis { stroke: rgba(150, 165, 255, 0.12); }
.radar-shape { opacity: 0.32; transform-origin: center; animation: radarIn 0.9s var(--ease-out) both; }
.radar-stroke { stroke-width: 2.2; stroke-linejoin: round; filter: drop-shadow(0 0 6px rgba(176, 123, 255, 0.7)); animation: radarIn 0.9s var(--ease-out) both; transform-origin: center; }
.radar-dot { filter: drop-shadow(0 0 5px currentColor); animation: pop 0.5s var(--ease-spring) both; animation-delay: calc(0.4s + var(--i) * 0.05s); transform-box: fill-box; transform-origin: center; }
.radar-label { font-family: var(--font-display); font-weight: 700; font-size: 11px; letter-spacing: 0.08em; }
.radar-val { font-family: var(--font-mono); fill: var(--text); font-size: 12px; }
@keyframes radarIn { from { transform: scale(0.2); opacity: 0; } }
@keyframes pop { from { transform: scale(0); } }
.line-chart { width: 100%; height: 180px; overflow: visible; }
.chart-grid { stroke: rgba(150, 165, 255, 0.1); }
.chart-tick { fill: var(--dim); font-family: var(--font-mono); font-size: 10px; }
.chart-line { stroke-width: 2.4; stroke-linecap: round; vector-effect: non-scaling-stroke; filter: drop-shadow(0 0 6px currentColor); }
.chart-dot { opacity: 0.7; }
.chart-last { filter: drop-shadow(0 0 6px #fff); }
.spark { width: 100%; height: 34px; }

/* ---------- PAGE (profile/settings/results) ---------- */
.page-head { display: flex; align-items: center; gap: 16px; padding: calc(20px + env(safe-area-inset-top)) 0 18px; }
.page-head h1 { margin: 0; font-family: var(--font-display); letter-spacing: 0.18em; font-size: clamp(1.4rem, 3vw, 2rem); background: var(--accent); -webkit-background-clip: text; background-clip: text; color: transparent; }
.profile, .settings, .results { padding-bottom: 60px; }
.pf-section, .set-group, .res-section { margin-top: 28px; }
.pf-section h3, .set-group h3, .res-section h3 { margin: 0 0 14px; font-family: var(--font-display); font-size: 0.82rem; letter-spacing: 0.24em; color: var(--muted); text-transform: uppercase; }
.empty { color: var(--dim); }
.glass, .pf-hero, .chart-card, .skill-card, .set-group, .ch-item, .daily-row, .res-stat {
  border: 1px solid var(--line);
  background: var(--glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: var(--radius);
}
.pf-hero { display: grid; grid-template-columns: minmax(240px, 360px) 1fr; gap: 24px; align-items: center; padding: 20px 26px; }
.pf-radar { width: 100%; max-width: 360px; margin: auto; }
.pf-index { display: grid; gap: 2px; margin-bottom: 18px; }
.pf-index small { color: var(--muted); letter-spacing: 0.2em; font-size: 0.74rem; }
.pf-index b { font-family: var(--font-mono); font-size: 4rem; line-height: 1; background: var(--accent); -webkit-background-clip: text; background-clip: text; color: transparent; }
.pf-index span { color: var(--dim); font-size: 0.78rem; }
.pf-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px 18px; }
.pf-stat small, .pf-best small { display: block; color: var(--dim); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; }
.pf-stat b, .pf-best b { font-family: var(--font-mono); font-size: 1.15rem; }
.pf-best { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); }
.skill-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.skill-card { position: relative; padding: 16px; overflow: hidden; animation: rise 0.5s var(--ease-out) both; animation-delay: calc(var(--i) * 0.05s); }
.skill-card::after { content: ''; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--c); box-shadow: 0 0 18px var(--c); }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } }
.sc-top { display: flex; justify-content: space-between; align-items: baseline; }
.sc-name { font-family: var(--font-display); font-weight: 700; letter-spacing: 0.14em; font-size: 0.82rem; color: var(--c); }
.sc-val { font-family: var(--font-mono); font-size: 1.9rem; }
.sc-level { display: flex; justify-content: space-between; color: var(--muted); font-size: 0.76rem; margin: 2px 0 8px; }
.sc-level em { color: var(--warn); font-style: normal; }
.sc-bar { height: 5px; border-radius: 4px; background: rgba(255, 255, 255, 0.07); overflow: hidden; }
.sc-bar i { display: block; height: 100%; background: var(--c); box-shadow: 0 0 10px var(--c); border-radius: inherit; }
.sc-spark { margin: 10px 0 6px; }
.sc-meta { display: flex; justify-content: space-between; gap: 6px; color: var(--dim); font-size: 0.7rem; font-family: var(--font-mono); }
.sc-desc { margin: 8px 0 0; color: var(--muted); font-size: 0.76rem; }
.charts { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.chart-card { padding: 14px 16px 6px; }
.chart-card.is-wide { grid-column: 1 / -1; }
.chart-title { display: flex; justify-content: space-between; gap: 10px; color: var(--muted); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 6px; }
.chart-title b { color: var(--text); font-family: var(--font-mono); letter-spacing: 0; text-transform: none; font-size: 0.78rem; }
.ch-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.ch-item { padding: 12px 14px; display: grid; gap: 2px; border-left: 3px solid var(--c); text-align: left; color: inherit; font: inherit; }
button.ch-item { cursor: pointer; transition: transform 0.2s var(--ease-spring), box-shadow 0.2s; }
@media (hover: hover) and (pointer: fine) { button.ch-item:hover { transform: translateY(-3px); box-shadow: 0 12px 30px -14px var(--c); } }
.ch-item em { font-style: normal; color: var(--c); }
.ch-item b { font-family: var(--font-display); letter-spacing: 0.12em; }
.ch-item span { color: var(--muted); font-size: 0.78rem; }
.ch-item small { color: var(--dim); font-size: 0.7rem; }
.ch-item.is-locked { opacity: 0.5; border-left-style: dashed; }
.ch-item.is-locked b::after { content: ' 🔒'; font-size: 0.8em; }
.daily-list { display: grid; gap: 8px; }
.daily-row { display: grid; grid-template-columns: 80px 1fr auto; padding: 10px 16px; font-family: var(--font-mono); }
.daily-row.is-today { border-color: rgba(255, 197, 61, 0.6); }

/* ---------- SETTINGS ---------- */
.set-group { padding: 6px 20px 16px; }
.set-group h3 { margin-top: 16px; }
.set-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 12px 0; border-top: 1px solid var(--line); cursor: default; }
.set-group h3 + .set-row { border-top: none; }
.set-text { display: grid; gap: 2px; }
.set-text small, .set-help { color: var(--dim); font-size: 0.8rem; }
.set-help { margin: 4px 0 12px; }
.switch { position: relative; flex: none; width: 52px; height: 30px; }
.switch input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; z-index: 1; }
.switch i { position: absolute; inset: 0; border-radius: 999px; background: rgba(255, 255, 255, 0.1); border: 1px solid var(--line-hi); transition: background 0.25s; }
.switch i::after { content: ''; position: absolute; top: 3px; left: 3px; width: 22px; height: 22px; border-radius: 50%; background: #dfe4ff; transition: transform 0.25s var(--ease-spring); }
.switch input:checked + i { background: var(--accent); }
.switch input:checked + i::after { transform: translateX(22px); background: #fff; }
.switch input:focus-visible + i { outline: 2px solid var(--cyan); outline-offset: 3px; }
.segmented { display: flex; gap: 4px; padding: 4px; border-radius: 999px; background: rgba(0, 0, 0, 0.25); border: 1px solid var(--line); flex-wrap: wrap; }
.segmented button { border: none; background: transparent; padding: 7px 14px; border-radius: 999px; cursor: pointer; font-weight: 600; font-size: 0.84rem; color: var(--muted); }
.segmented button.is-active { background: linear-gradient(120deg, rgba(255, 79, 216, 0.3), rgba(46, 230, 255, 0.3)); color: var(--text); }
.range { accent-color: var(--magenta); width: min(240px, 50vw); }
.about p { color: var(--muted); font-size: 0.9rem; }

/* ---------- RESULTS ---------- */
.results { display: flex; flex-direction: column; align-items: center; text-align: center; padding-top: calc(28px + env(safe-area-inset-top)); }
.res-kicker { margin: 0; color: var(--muted); letter-spacing: 0.3em; font-size: 0.8rem; text-transform: uppercase; }
.res-title { margin: 6px 0 0; font-family: var(--font-display); font-size: clamp(2rem, 6vw, 3.6rem); letter-spacing: 0.12em; background: var(--accent); background-size: 200% 100%; animation: shimmer 5s ease-in-out infinite; -webkit-background-clip: text; background-clip: text; color: transparent; }
.res-hero { display: flex; flex-direction: column; align-items: center; gap: 6px; margin: 26px 0 10px; }
.res-hero small { color: var(--muted); letter-spacing: 0.22em; text-transform: uppercase; font-size: 0.76rem; }
.res-score { font-family: var(--font-mono); font-size: clamp(3.4rem, 11vw, 6rem); line-height: 1; text-shadow: 0 0 40px rgba(176, 123, 255, 0.6); }
.res-prev { color: var(--dim); font-size: 0.82rem; }
.res-stats { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; width: 100%; margin-top: 18px; }
.res-stat { padding: 12px 8px; display: grid; gap: 2px; animation: rise 0.5s var(--ease-out) both; }
.res-stat small { color: var(--dim); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; }
.res-stat b { font-family: var(--font-mono); font-size: 1.3rem; }
.res-section { width: 100%; text-align: left; }
.res-skills { display: grid; gap: 8px; }
.res-skill { display: grid; grid-template-columns: 130px 1fr 52px 64px; gap: 12px; align-items: center; padding: 10px 16px; border-radius: var(--radius-sm); background: var(--glass); border: 1px solid var(--line); animation: rise 0.45s var(--ease-out) both; animation-delay: calc(0.3s + var(--i) * 0.06s); }
.res-skill-name { color: var(--c); font-family: var(--font-display); font-weight: 700; letter-spacing: 0.1em; font-size: 0.8rem; }
.res-skill-bar { height: 8px; border-radius: 6px; background: rgba(255, 255, 255, 0.06); overflow: hidden; }
.res-skill-bar i { display: block; height: 100%; border-radius: inherit; background: var(--c); box-shadow: 0 0 12px var(--c); animation: grow 1s var(--ease-out) both; animation-delay: 0.5s; transform-origin: left; }
@keyframes grow { from { transform: scaleX(0); } }
.res-skill-acc, .res-skill-diff { font-family: var(--font-mono); text-align: right; }
.up { color: var(--ok); }
.down { color: #ff8da1; }
.res-timeline { display: flex; gap: 6px; align-items: flex-end; height: 120px; padding: 10px; border-radius: var(--radius); background: var(--glass); border: 1px solid var(--line); overflow-x: auto; }
.tl-item { flex: 1; min-width: 28px; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; gap: 4px; }
.tl-item i { width: 100%; max-width: 34px; border-radius: 6px 6px 2px 2px; background: linear-gradient(180deg, var(--c), transparent); box-shadow: 0 0 12px -2px var(--c); animation: growUp 0.7s var(--ease-out) both; animation-delay: calc(0.4s + var(--i) * 0.05s); transform-origin: bottom; }
@keyframes growUp { from { transform: scaleY(0); } }
.tl-item span { font-size: 0.6rem; color: var(--dim); font-family: var(--font-mono); }
.break-note { margin-top: 24px; padding: 14px 20px; border-radius: var(--radius); border: 1px solid rgba(52, 245, 197, 0.4); background: rgba(52, 245, 197, 0.07); display: grid; gap: 4px; }
.break-note b { color: var(--mint); letter-spacing: 0.14em; text-transform: uppercase; font-size: 0.82rem; }
.res-note { color: var(--dim); font-size: 0.82rem; margin-top: 22px; }
.res-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 26px; }

/* ---------- toasts / modal ---------- */
.toasts { position: fixed; top: calc(16px + env(safe-area-inset-top)); left: 50%; transform: translateX(-50%); display: grid; gap: 8px; z-index: 100; pointer-events: none; }
.toast { display: flex; align-items: center; gap: 10px; padding: 10px 18px; border-radius: 999px; background: rgba(10, 12, 32, 0.9); border: 1px solid var(--c); box-shadow: 0 0 30px -6px var(--c); font-weight: 600; animation: toastIn 0.4s var(--ease-spring) both; white-space: nowrap; }
.toast-icon { color: var(--c); filter: drop-shadow(0 0 6px var(--c)); }
.toast.is-out { animation: toastOut 0.35s ease both; }
@keyframes toastIn { from { opacity: 0; transform: translateY(-16px) scale(0.9); } }
@keyframes toastOut { to { opacity: 0; transform: translateY(-10px) scale(0.95); } }
.modal-overlay { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 16px; background: rgba(3, 4, 12, 0.7); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); animation: fadeIn 0.2s both; }
.modal-overlay.is-out { animation: fadeOut 0.2s both; }
.modal { width: min(420px, 100%); padding: 24px; border-radius: var(--radius); background: #0d1030; border: 1px solid var(--line-hi); box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.8); }
.modal h3 { margin: 0 0 8px; font-family: var(--font-display); letter-spacing: 0.08em; }
.modal p { color: var(--muted); margin: 0 0 18px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }
@keyframes fadeIn { from { opacity: 0; } }
@keyframes fadeOut { to { opacity: 0; } }

/* ---------- accessibility modes ---------- */
body.reduce-motion *, body.reduce-motion *::before, body.reduce-motion *::after {
  animation-duration: 0.001ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.001ms !important;
  scroll-behavior: auto !important;
}
/* Touch devices (phones, tablets): every backdrop blur is an extra GPU pass each time anything
   moves behind or above it. A denser tint, calibrated to the colour the blurred glass had over
   the page gradient, gives the same panels without it (and keeps text behind modals unreadable). */
@media (hover: none), (pointer: coarse) {
  :root { --glass: rgba(13, 17, 41, 0.84); --glass-hi: rgba(22, 28, 65, 0.9); }
  *, *::before, *::after { -webkit-backdrop-filter: none !important; backdrop-filter: none !important; }
}
body.is-touch { --glass: rgba(13, 17, 41, 0.84); --glass-hi: rgba(22, 28, 65, 0.9); }
body.is-touch *, body.is-touch *::before, body.is-touch *::after { -webkit-backdrop-filter: none !important; backdrop-filter: none !important; }
/* Modest phones: keep the look, drop the most expensive effects. */
body.low-power .btn, body.low-power .daily-card, body.low-power .snapshot, body.low-power .glass, body.low-power .pf-hero,
body.low-power .chart-card, body.low-power .skill-card, body.low-power .set-group, body.low-power .ch-item, body.low-power .res-stat,
body.low-power .option, body.low-power .hud, body.low-power .mode-chips { backdrop-filter: none; -webkit-backdrop-filter: none; }
body.reduce-motion .drain i, body.reduce-motion .answer-timer i { transition-duration: var(--dur) !important; }
body.reduce-motion .auto-bar i { animation-duration: 2.6s !important; }
body.high-contrast { --line: rgba(220, 228, 255, 0.4); --line-hi: rgba(240, 244, 255, 0.7); --muted: #d6dcff; --dim: #b4bce6; --glass: rgba(8, 10, 28, 0.92); }
body.high-contrast .shape { filter: none !important; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .skill-cards, .ch-list { grid-template-columns: repeat(2, 1fr); }
  .pf-hero { grid-template-columns: 1fr; }
  .pf-stats { grid-template-columns: repeat(2, 1fr); }
  .res-stats { grid-template-columns: repeat(3, 1fr); }
  .charts { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .home-grid { grid-template-columns: 1fr; }
  .mode-chip { padding: 8px 12px; }
  .res-skill { grid-template-columns: 96px 1fr 44px 54px; gap: 8px; padding: 10px 12px; }
  .pf-best { grid-template-columns: repeat(2, 1fr); }
  .set-row { flex-wrap: wrap; }
}
@media (max-width: 420px) {
  .skill-cards, .ch-list { grid-template-columns: 1fr; }
  .snapshot-radar { width: 110px; }
}