/* ============================================================
   Neon Serpent - stylesheet
   Design language matched to tech-network.space:
   Orbitron / Inter / JetBrains Mono, cyan-purple accents,
   sharp edges, angled clip-path buttons, grid backdrop.
   Themes are driven by [data-theme] on <html>; the canvas reads
   the same palette from THEMES in js/game.js.
   ============================================================ */

:root {
  /* --- tech-network core palette --- */
  --bg: #080b14;
  --bg2: #0d1117;
  --cyan: #00d4ff;
  --purple: #7c3aed;
  --green: #00ff88;
  --orange: #ff6b35;

  /* --- game aliases (used all over + mirrored by the canvas) --- */
  --panel: rgba(255, 255, 255, .04);
  --panel-solid: #0d1117;
  --line: rgba(0, 212, 255, .15);
  --txt: #e2e8f0;
  --dim: #94a3b8;
  --accent: var(--cyan);
  --accent2: var(--purple);
  --danger: #ff6b35;
  --gold: #00ff88;

  --radius: 2px;
  --shadow: 0 18px 42px rgba(0, 0, 0, .45);
  --font: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --display: 'Orbitron', 'Inter', sans-serif;
  --mono: 'JetBrains Mono', "Cascadia Mono", Consolas, ui-monospace, monospace;
}

html[data-theme="retro"] {
  --bg: #04120a; --bg2: #071d10; --panel: rgba(125, 255, 107, .05); --panel-solid: #082012;
  --accent: #7dff6b; --accent2: #35c74a; --gold: #d7ff5c; --danger: #ff6b6b;
  --txt: #dcffd6; --dim: #75a97a; --line: rgba(125, 255, 107, .18);
}
html[data-theme="candy"] {
  --bg: #1a0f24; --bg2: #2a1438; --panel: rgba(255, 138, 212, .05); --panel-solid: #301642;
  --accent: #ff8ad4; --accent2: #9d7bff; --gold: #ffd6f2; --danger: #ff5470;
  --txt: #ffeaf9; --dim: #c39ad2; --line: rgba(255, 138, 212, .2);
}
html[data-theme="mono"] {
  --bg: #0a0a0a; --bg2: #141414; --panel: rgba(255, 255, 255, .045); --panel-solid: #181818;
  --accent: #f2f2f2; --accent2: #9a9a9a; --gold: #ffffff; --danger: #ff4d4d;
  --txt: #f5f5f5; --dim: #8a8a8a; --line: rgba(255, 255, 255, .14);
}
html[data-theme="sunset"] {
  --bg: #1a0b16; --bg2: #2c1020; --panel: rgba(255, 176, 58, .05); --panel-solid: #341224;
  --accent: #ffb03a; --accent2: #ff5f6d; --gold: #ffe066; --danger: #ff3b5c;
  --txt: #ffeede; --dim: #cf9a92; --line: rgba(255, 176, 58, .2);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--txt);
  background: var(--bg);
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* the 60px blueprint grid from the site hero, plus two soft accent glows */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 212, 255, .025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, .025) 1px, transparent 1px);
  background-size: 60px 60px;
}
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(900px 520px at 8% -8%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 62%),
    radial-gradient(820px 480px at 104% 4%, color-mix(in srgb, var(--accent2) 12%, transparent), transparent 64%);
}

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ---------------- site nav ---------------- */
.site-nav {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 16px 48px; backdrop-filter: blur(20px);
  background: rgba(8, 11, 20, .9);
  border-bottom: 1px solid rgba(0, 212, 255, .08);
  display: flex; align-items: center; justify-content: space-between;
}
.site-logo {
  font-family: var(--display); font-size: 1.15rem; font-weight: 700;
  color: var(--accent); text-decoration: none; letter-spacing: 3px;
}
.site-logo span { color: var(--accent2); }
.site-links { display: flex; gap: 32px; list-style: none; margin: 0; padding: 0; }
.site-links a {
  color: var(--dim); text-decoration: none; font-size: .82rem; font-weight: 500;
  letter-spacing: 1px; text-transform: uppercase; transition: color .3s; position: relative;
}
.site-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1px;
  background: var(--accent); transition: width .3s;
}
.site-links a:hover { color: var(--accent); }
.site-links a:hover::after { width: 100%; }
.site-links a.on { color: var(--accent); }
.site-cta {
  padding: 8px 22px; border: 1px solid var(--accent); color: var(--accent);
  background: transparent; cursor: pointer; font-family: var(--font); font-size: .82rem;
  font-weight: 600; text-decoration: none; letter-spacing: 1px; transition: all .3s;
  clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
}
.site-cta:hover { background: var(--accent); color: var(--bg); box-shadow: 0 0 25px color-mix(in srgb, var(--accent) 40%, transparent); }
.site-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 42px; height: 38px; background: transparent;
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); cursor: pointer; padding: 9px 10px;
}
.site-toggle span { display: block; height: 2px; width: 100%; background: var(--accent); transition: transform .3s, opacity .3s; }
.site-nav.open .site-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-nav.open .site-toggle span:nth-child(2) { opacity: 0; }
.site-nav.open .site-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------------- layout ---------------- */
.app {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 26px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 108px 24px 56px;
  align-items: start;
}

/* keep the square board inside the viewport instead of letting it
   grow taller than the screen on wide windows */
.stage-col { min-width: 0; max-width: min(100%, 70vh); margin: 0 auto; }

.brand { margin: 0 0 18px; text-align: center; }
.brand h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(22px, 3.2vw, 34px);
  letter-spacing: 2px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brand .logo { -webkit-text-fill-color: initial; filter: drop-shadow(0 0 10px color-mix(in srgb, var(--accent) 60%, transparent)); }
.tagline {
  margin: 10px 0 0; color: var(--dim); font-family: var(--mono);
  font-size: 12px; letter-spacing: 1px;
}

/* ---------------- HUD ---------------- */
.hud {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  margin-bottom: 10px;
}
.hud-cell {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 9px 6px;
  text-align: center;
  overflow: hidden;
  position: relative;
  transition: border-color .3s;
}
.hud-cell::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0; transition: opacity .3s;
}
.hud-cell:hover { border-color: color-mix(in srgb, var(--accent) 38%, transparent); }
.hud-cell:hover::before { opacity: 1; }
.hud-label {
  display: block; font-size: 9.5px; letter-spacing: 1.6px;
  text-transform: uppercase; color: var(--dim);
}
.hud-value {
  display: block; font-family: var(--display); font-size: clamp(14px, 2vw, 19px);
  font-weight: 700; margin-top: 3px; white-space: nowrap; color: var(--txt);
}
.hud-value.bump { animation: bump .28s ease; }
@keyframes bump { 0% { transform: scale(1); } 40% { transform: scale(1.32); color: var(--accent); } 100% { transform: scale(1); } }

/* combo meter */
.combo-wrap { height: 22px; margin-bottom: 8px; opacity: 0; transition: opacity .2s; display: flex; align-items: center; gap: 10px; }
.combo-wrap.on { opacity: 1; }
.combo-label { font-family: var(--mono); font-size: 10.5px; letter-spacing: 2px; color: var(--dim); }
.combo-label b { color: var(--gold); font-family: var(--mono); }
.combo-bar { flex: 1; height: 4px; background: rgba(255, 255, 255, .07); overflow: hidden; }
.combo-bar i { display: block; height: 100%; width: 100%; background: linear-gradient(90deg, var(--gold), var(--accent)); }

/* ---------------- board ---------------- */
.stage {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent);
  box-shadow: var(--shadow);
  background: var(--bg2);
  aspect-ratio: 1 / 1;
}
/* corner brackets, lifted from the .corner elements on the site */
.stage::after {
  content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 9;
  background:
    linear-gradient(var(--accent), var(--accent)) 0 0 / 18px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) 0 0 / 2px 18px no-repeat,
    linear-gradient(var(--accent), var(--accent)) 100% 0 / 18px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) 100% 0 / 2px 18px no-repeat,
    linear-gradient(var(--accent), var(--accent)) 0 100% / 18px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) 0 100% / 2px 18px no-repeat,
    linear-gradient(var(--accent), var(--accent)) 100% 100% / 18px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) 100% 100% / 2px 18px no-repeat;
}
#board { display: block; width: 100%; height: 100%; touch-action: none; }

/* power-up chips */
.pups { position: absolute; top: 12px; left: 12px; display: flex; flex-direction: column; gap: 6px; pointer-events: none; z-index: 4; }
.pup {
  display: flex; align-items: center; gap: 7px;
  background: rgba(8, 11, 20, .8); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 4px 11px 4px 8px;
  font-family: var(--mono); font-size: 11px;
  backdrop-filter: blur(6px); animation: popin .22s ease;
}
.pup i { font-style: normal; font-size: 15px; }
.pup .bar { width: 44px; height: 3px; background: rgba(255, 255, 255, .14); overflow: hidden; }
.pup .bar span { display: block; height: 100%; background: var(--accent); }
.pup.expiring { animation: blink .45s steps(2) infinite; }
@keyframes blink { 50% { opacity: .35; } }
@keyframes popin { from { transform: translateX(-14px); opacity: 0; } }

/* toasts */
.toasts { position: absolute; top: 14px; right: 14px; display: flex; flex-direction: column; gap: 6px; align-items: flex-end; pointer-events: none; z-index: 5; }
.toast {
  background: rgba(8, 11, 20, .82); border: 1px solid var(--line); backdrop-filter: blur(6px);
  border-radius: var(--radius); padding: 7px 12px; font-size: 12.5px; animation: toastin .25s ease;
  max-width: 240px; border-left-width: 2px;
}
.toast.good { border-color: color-mix(in srgb, var(--accent) 55%, transparent); border-left-color: var(--accent); }
.toast.bad { border-color: color-mix(in srgb, var(--danger) 55%, transparent); border-left-color: var(--danger); }
.toast.ach { border-color: color-mix(in srgb, var(--gold) 65%, transparent); border-left-color: var(--gold); background: rgba(8, 11, 20, .92); }
.toast.out { opacity: 0; transform: translateY(-6px); transition: .3s; }
@keyframes toastin { from { transform: translateY(-10px); opacity: 0; } }

/* countdown */
.countdown {
  position: absolute; inset: 0; display: none; place-items: center;
  font-size: 110px; font-weight: 900; font-family: var(--display);
  color: var(--accent); text-shadow: 0 0 40px color-mix(in srgb, var(--accent) 60%, transparent);
  background: rgba(8, 11, 20, .45); z-index: 6; pointer-events: none;
}
.countdown.on { display: grid; }
.countdown b { animation: cd .8s ease; display: block; }
@keyframes cd { from { transform: scale(2.2); opacity: 0; } 60% { opacity: 1; } to { transform: scale(.85); opacity: .15; } }

/* ---------------- overlay screens ---------------- */
.screen {
  position: absolute; inset: 0; display: none;
  flex-direction: column; align-items: center; justify-content: safe center;
  overflow-y: auto; overscroll-behavior: contain;
  background: rgba(8, 11, 20, .88); backdrop-filter: blur(9px); z-index: 8; padding: 18px;
  animation: fade .22s ease;
}
.screen.show { display: flex; }
@keyframes fade { from { opacity: 0; } }

.panel { width: min(430px, 100%); flex: 0 0 auto; text-align: center; }
.panel-wide { width: min(660px, 100%); text-align: left; }
.screen-title {
  margin: 0 0 8px; font-family: var(--display); font-size: clamp(19px, 3vw, 26px);
  font-weight: 700; letter-spacing: 1.5px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.screen-sub { margin: 0 0 18px; color: var(--dim); font-size: 13px; line-height: 1.7; }

.field { display: block; text-align: left; margin-bottom: 16px; }
.field span {
  display: block; font-size: 10.5px; text-transform: uppercase;
  letter-spacing: 1.4px; color: var(--dim); font-weight: 500; margin-bottom: 7px;
}
.field input {
  width: 100%; padding: 11px 14px; font-size: 14px; color: var(--txt); font-family: var(--font);
  background: rgba(255, 255, 255, .025); border: 1px solid rgba(255, 255, 255, .09);
  border-radius: var(--radius); outline: none; transition: all .3s;
}
.field input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 10%, transparent); }

.chips { text-align: left; margin-bottom: 14px; }
.chips-label {
  display: block; font-size: 10.5px; text-transform: uppercase;
  letter-spacing: 1.4px; color: var(--dim); font-weight: 500; margin-bottom: 7px;
}
.chip-row {
  display: flex; flex-wrap: wrap; gap: 4px;
  background: rgba(255, 255, 255, .025); padding: 4px;
  border: 1px solid rgba(255, 255, 255, .06);
}
.chip {
  flex: 1 1 auto; min-width: 70px; padding: 9px 10px; font-size: 12.5px; cursor: pointer;
  color: var(--dim); background: transparent; border: 1px solid transparent;
  font-family: var(--font); font-weight: 500; letter-spacing: .5px; transition: all .3s;
}
.chip:hover { color: var(--accent); }
.chip.on {
  color: var(--accent); font-weight: 600;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 12%, transparent), color-mix(in srgb, var(--accent2) 12%, transparent));
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
}

.btn-row { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 20px; }
.btn {
  padding: 12px 26px; font-size: .84rem; font-family: var(--font); font-weight: 600; cursor: pointer;
  color: #a78bfa; background: color-mix(in srgb, var(--accent2) 6%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent2) 50%, transparent);
  letter-spacing: 1px; border-radius: 0; transition: all .3s;
  clip-path: polygon(10px 0%, 100% 0%, calc(100% - 10px) 100%, 0% 100%);
}
.btn:hover {
  background: color-mix(in srgb, var(--accent2) 16%, transparent);
  border-color: var(--accent2); transform: translateY(-2px);
  box-shadow: 0 0 25px color-mix(in srgb, var(--accent2) 30%, transparent);
}
.btn:active { transform: translateY(0); }
.btn-primary {
  color: var(--bg); border-color: transparent; font-weight: 700;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 70%, #000));
  box-shadow: 0 0 25px color-mix(in srgb, var(--accent) 30%, transparent);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 70%, #000));
  box-shadow: 0 0 45px color-mix(in srgb, var(--accent) 55%, transparent);
}
.btn-ghost {
  background: transparent; color: var(--dim);
  border-color: rgba(255, 255, 255, .1);
}
.btn-ghost:hover { color: var(--txt); border-color: rgba(255, 255, 255, .22); box-shadow: none; }
.btn-sm { padding: 9px 12px; font-size: 11.5px; width: 100%; margin-top: 14px; }

.hint { margin: 16px 0 0; font-family: var(--mono); font-size: 10.5px; color: var(--dim); letter-spacing: .4px; }
kbd {
  font-family: var(--mono); font-size: 10px; padding: 2px 6px; border-radius: 2px;
  background: color-mix(in srgb, var(--accent) 7%, transparent); color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent); margin: 0 1px;
}

.final-score {
  font-family: var(--display); font-size: 62px; font-weight: 900; line-height: 1;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin: 8px 0 18px; animation: bump .5s ease;
}
.over-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.over-stats div {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 10px 4px;
}
.over-stats b { display: block; font-family: var(--display); font-weight: 700; font-size: 15px; color: var(--accent); }
.over-stats span { font-size: 9.5px; text-transform: uppercase; letter-spacing: 1.2px; color: var(--dim); }
.submit-status { min-height: 18px; font-family: var(--mono); font-size: 11.5px; color: var(--dim); margin: 15px 0 0; }
.submit-status.ok { color: var(--green); }
.submit-status.err { color: var(--danger); }

.help-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.help-grid h3 {
  margin: 0 0 9px; font-family: var(--mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 3px; color: var(--accent); font-weight: 500;
}
.help-grid h3 + ul { margin-bottom: 20px; }
ul.tight, ul.items { margin: 0; padding-left: 17px; font-size: 12.5px; line-height: 1.85; color: var(--dim); }
ul.tight li::marker { color: var(--accent); }
ul.items { list-style: none; padding-left: 0; }
ul.items li { display: flex; gap: 8px; align-items: baseline; }
ul.items i { font-style: normal; width: 20px; font-size: 15px; }
ul.items b { color: var(--txt); font-weight: 600; }
.help-grid b { color: var(--txt); }

/* ---------------- d-pad ---------------- */
.dpad { display: none; grid-template-columns: repeat(3, 62px); grid-template-rows: repeat(3, 62px); gap: 6px; justify-content: center; margin: 18px auto 0; }
.dpad-btn {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); color: var(--accent);
  font-size: 19px; cursor: pointer; user-select: none; -webkit-user-select: none; touch-action: manipulation;
}
.dpad-btn:active { background: color-mix(in srgb, var(--accent) 22%, transparent); border-color: var(--accent); }
.dpad-btn.up { grid-area: 1 / 2; } .dpad-btn.left { grid-area: 2 / 1; }
.dpad-btn.pause { grid-area: 2 / 2; font-size: 13px; color: var(--dim); }
.dpad-btn.right { grid-area: 2 / 3; } .dpad-btn.down { grid-area: 3 / 2; }

/* ---------------- side panel ---------------- */
.side {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
  position: sticky; top: 96px;
}
.tabs { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, .02); }
.tab {
  padding: 13px 4px; font-size: 11.5px; font-family: var(--font); font-weight: 500; cursor: pointer;
  background: transparent; border: 0; color: var(--dim); border-bottom: 2px solid transparent;
  letter-spacing: .5px; transition: all .3s;
}
.tab:hover { color: var(--accent); }
.tab.active {
  color: var(--accent); border-bottom-color: var(--accent);
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 12%, transparent), color-mix(in srgb, var(--accent2) 12%, transparent));
}
.tabpane { display: none; padding: 16px; max-height: 72vh; overflow-y: auto; }
.tabpane.active { display: block; }

.lb-filters { display: grid; grid-template-columns: 1fr 1fr auto; gap: 6px; margin-bottom: 12px; }
select, .icon-btn {
  background: rgba(255, 255, 255, .025); border: 1px solid rgba(255, 255, 255, .09); color: var(--txt);
  border-radius: var(--radius); padding: 8px; font-size: 11.5px; font-family: var(--font);
  cursor: pointer; outline: none; transition: all .3s;
}
select:focus, .icon-btn:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 8%, transparent); }
select option { background: var(--panel-solid); color: var(--txt); }
.icon-btn { width: 34px; font-size: 15px; line-height: 1; color: var(--accent); }
.icon-btn:hover { border-color: color-mix(in srgb, var(--accent) 30%, transparent); background: color-mix(in srgb, var(--accent) 6%, transparent); }
.icon-btn.spin { animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.lb-status { font-family: var(--mono); font-size: 10.5px; letter-spacing: .5px; color: var(--dim); margin-bottom: 10px; min-height: 16px; }
.lb-status.err { color: var(--danger); }
.lb-status.local { color: var(--gold); }
.lb-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.lb-row {
  display: grid; grid-template-columns: 30px 1fr auto; align-items: center; gap: 8px;
  padding: 9px 10px; border-radius: var(--radius); background: rgba(255, 255, 255, .03);
  border: 1px solid rgba(255, 255, 255, .04); font-size: 12.5px; animation: fade .3s ease;
  transition: border-color .3s;
}
.lb-row:hover { border-color: color-mix(in srgb, var(--accent) 25%, transparent); }
.lb-row .rank { font-family: var(--display); font-weight: 700; font-size: 11px; color: var(--dim); text-align: center; }
.lb-row.top1 { background: linear-gradient(90deg, color-mix(in srgb, var(--gold) 15%, transparent), transparent); border-color: color-mix(in srgb, var(--gold) 30%, transparent); }
.lb-row.top1 .rank { color: var(--gold); }
.lb-row.top2 { background: linear-gradient(90deg, rgba(226, 232, 240, .12), transparent); }
.lb-row.top3 { background: linear-gradient(90deg, color-mix(in srgb, var(--danger) 14%, transparent), transparent); }
.lb-row.me { border-color: var(--accent); box-shadow: 0 0 18px color-mix(in srgb, var(--accent) 14%, transparent); }
.lb-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }
.lb-meta { display: block; font-family: var(--mono); font-size: 9.5px; color: var(--dim); font-weight: 400; letter-spacing: .3px; }
.lb-score { font-family: var(--display); font-weight: 700; font-size: 13px; color: var(--accent); }
.lb-empty { color: var(--dim); font-size: 12px; text-align: center; padding: 24px 6px; }
.lb-you { margin-top: 12px; font-family: var(--mono); font-size: 10.5px; color: var(--dim); text-align: center; min-height: 16px; }
.lb-you b { color: var(--accent); }

.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.stat {
  background: rgba(255, 255, 255, .03); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 11px 10px; transition: border-color .3s;
}
.stat:hover { border-color: color-mix(in srgb, var(--accent) 35%, transparent); }
.stat b { display: block; font-family: var(--display); font-weight: 700; font-size: 15px; color: var(--accent); }
.stat span { font-size: 9.5px; text-transform: uppercase; letter-spacing: 1.2px; color: var(--dim); }
.side-h {
  font-family: var(--mono); font-size: 10.5px; text-transform: uppercase;
  letter-spacing: 3px; color: var(--dim); font-weight: 500; margin: 22px 0 10px;
}
.side-h small { color: var(--accent); letter-spacing: 0; text-transform: none; }
.ach-list { display: flex; flex-direction: column; gap: 5px; }
.ach {
  display: flex; gap: 9px; align-items: center; padding: 8px 10px; border-radius: var(--radius);
  background: rgba(255, 255, 255, .025); font-size: 12px; opacity: .4;
  border: 1px solid rgba(255, 255, 255, .04);
}
.ach.on {
  opacity: 1;
  border-color: color-mix(in srgb, var(--gold) 35%, transparent);
  background: color-mix(in srgb, var(--gold) 7%, transparent);
}
.ach i { font-style: normal; font-size: 17px; filter: grayscale(1); }
.ach.on i { filter: none; }
.ach b { display: block; font-weight: 600; }
.ach span { color: var(--dim); font-size: 10.5px; }

.setting {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  padding: 10px 0; border-bottom: 1px solid rgba(255, 255, 255, .05); font-size: 12.5px;
}
.setting:last-of-type { border-bottom: 0; }
.setting label { color: var(--dim); font-weight: 500; }
.setting select { min-width: 140px; }
input.sw {
  appearance: none; -webkit-appearance: none; width: 40px; height: 20px; border-radius: 0;
  background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .12);
  position: relative; cursor: pointer; transition: .18s; margin: 0;
}
input.sw::after {
  content: ""; position: absolute; top: 2px; left: 2px; width: 14px; height: 14px;
  background: var(--dim); transition: .18s;
}
input.sw:checked { background: color-mix(in srgb, var(--accent) 18%, transparent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
input.sw:checked::after { left: 22px; background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.fb-note {
  font-size: 10.5px; color: var(--dim); line-height: 1.8; margin: 16px 0 0;
  padding-top: 14px; border-top: 1px solid rgba(255, 255, 255, .05);
}
.fb-note code { font-family: var(--mono); color: var(--accent); font-size: 10px; }

/* ---------------- site footer ---------------- */
.glow-sep { position: relative; z-index: 1; height: 1px; background: linear-gradient(90deg, transparent, rgba(0, 212, 255, .2), transparent); }
.site-footer {
  position: relative; z-index: 1;
  background: #050709; border-top: 1px solid rgba(255, 255, 255, .05);
  padding: 40px 48px; text-align: center;
}
.site-footer-logo {
  font-family: var(--display); font-size: 1.2rem; font-weight: 700;
  color: var(--accent); margin-bottom: 14px; letter-spacing: 3px;
}
.site-footer-logo span { color: var(--accent2); }
.site-footer-links { display: flex; justify-content: center; gap: 28px; list-style: none; margin: 0 0 18px; padding: 0; flex-wrap: wrap; }
.site-footer-links a {
  color: var(--dim); text-decoration: none; font-size: .78rem;
  transition: color .3s; letter-spacing: 1px; text-transform: uppercase;
}
.site-footer-links a:hover { color: var(--accent); }
.site-footer-copy { color: rgba(148, 163, 184, .35); font-size: .76rem; font-family: var(--mono); margin: 0; }

/* ---------------- responsive ---------------- */
@media (max-width: 900px) {
  .site-nav { padding: 12px 20px; }
  .site-toggle { display: flex; }
  .site-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0; padding: 6px 0 10px;
    background: rgba(8, 11, 20, .97); backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 212, 255, .15);
  }
  .site-nav.open .site-links { display: flex; }
  .site-links a { display: block; padding: 14px 24px; font-size: .9rem; }
  .site-links a::after { display: none; }
}
@media (max-width: 940px) {
  .app { grid-template-columns: 1fr; padding: 96px 14px 40px; }
  .side { position: static; max-height: none; }
  .tabpane { max-height: none; }
  .hud { grid-template-columns: repeat(3, 1fr); }
  .help-grid { grid-template-columns: 1fr; gap: 16px; }
  .site-footer { padding: 34px 20px; }
  .site-footer-links { gap: 16px; }
}
@media (hover: none) and (pointer: coarse) {
  .dpad { display: grid; }
}
@media (max-width: 560px) {
  .site-cta { display: none; }
  /* the board is only as tall as it is wide here, so give the overlay
     panels their space back rather than letting them run off the board */
  .screen { padding: 12px; }
  .screen-sub { margin-bottom: 12px; font-size: 12px; }
  .field { margin-bottom: 12px; }
  .chips { margin-bottom: 10px; }
  .chip { padding: 7px 8px; font-size: 12px; }
  .btn-row { margin-top: 14px; gap: 8px; }
  .btn { padding: 10px 18px; }
  .hint { margin-top: 12px; }
}
@media (max-width: 420px) {
  .dpad { grid-template-columns: repeat(3, 54px); grid-template-rows: repeat(3, 54px); }
  .final-score { font-size: 46px; }
  .over-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}
