/* ============================================================
   stfn.ro redesign — shared CRT / phosphor system
   ============================================================ */

:root {
  --phosphor-hue: 145;
  --phosphor: oklch(0.88 0.17 var(--phosphor-hue));
  --phosphor-dim: oklch(0.62 0.13 var(--phosphor-hue));
  --phosphor-low: oklch(0.42 0.09 var(--phosphor-hue));
  --phosphor-ghost: oklch(0.28 0.06 var(--phosphor-hue) / 0.55);
  --amber: oklch(0.82 0.17 75);
  --amber-dim: oklch(0.58 0.13 75);
  --alert: oklch(0.68 0.22 25);
  --bg: #050805;
  --bg-deep: #020402;
  --panel: color-mix(in oklab, var(--phosphor) 6%, #000);
  --panel-border: color-mix(in oklab, var(--phosphor) 28%, #000);
  --glow-strong: 0 0 6px color-mix(in oklab, var(--phosphor) 80%, transparent),
                 0 0 18px color-mix(in oklab, var(--phosphor) 40%, transparent);
  --glow-soft:   0 0 3px color-mix(in oklab, var(--phosphor) 60%, transparent);
  --scanline-strength: 0.22;
  --bloom-strength: 0.35;
  --flicker-strength: 0.03;

  --mono: "Space Mono", "JetBrains Mono", ui-monospace, Menlo, monospace;
  --display: "Antonio", "Oswald", "Helvetica Neue Condensed", sans-serif;
  --accent-display: "Major Mono Display", var(--mono);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--phosphor);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.45;
  letter-spacing: 0.02em;
  min-height: 100vh;
  overflow-x: hidden;
  text-shadow: var(--glow-soft);
}

a { color: var(--phosphor); text-decoration: none; }
a:hover { color: var(--amber); text-shadow: 0 0 4px var(--amber); }

/* ---------- CRT overlay layers ---------- */
.crt-root {
  position: relative;
  min-height: 100vh;
  isolation: isolate;
}

.crt-scanlines,
.crt-vignette,
.crt-glow,
.crt-flicker {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9000;
}

.crt-scanlines {
  background: repeating-linear-gradient(
    to bottom,
    rgba(0,0,0,0) 0px,
    rgba(0,0,0,0) 2px,
    rgba(0,0,0, var(--scanline-strength)) 3px,
    rgba(0,0,0,0) 4px
  );
  mix-blend-mode: multiply;
}

.crt-vignette {
  background:
    radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.55) 100%),
    radial-gradient(ellipse at center, transparent 85%, rgba(0,0,0,0.85) 120%);
  z-index: 40 !important;
}

.crt-curvature {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 40;
  box-shadow: inset 0 0 120px rgba(0,0,0,0.7);
  border-radius: 14px;
}

.crt-glow {
  background: radial-gradient(
    ellipse at 50% 40%,
    color-mix(in oklab, var(--phosphor) 8%, transparent),
    transparent 70%
  );
  mix-blend-mode: screen;
  opacity: var(--bloom-strength);
}

.crt-flicker {
  background: var(--phosphor);
  opacity: 0;
  mix-blend-mode: overlay;
  animation: flicker 5.2s infinite;
}

@keyframes flicker {
  0%, 100%   { opacity: 0; }
  8%         { opacity: calc(var(--flicker-strength) * 1); }
  9%         { opacity: 0; }
  32%        { opacity: 0; }
  33%        { opacity: calc(var(--flicker-strength) * 2); }
  34%        { opacity: 0; }
  71%        { opacity: 0; }
  72%        { opacity: calc(var(--flicker-strength) * 0.8); }
  73%        { opacity: 0; }
}

/* subtle vertical drift — old tube convergence */
.crt-curvature-removed {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9001;
  box-shadow: inset 0 0 120px rgba(0,0,0,0.7);
  border-radius: 14px;
}

/* ---------- HUD frame ---------- */
.hud {
  position: fixed;
  inset: 14px;
  border: 1px solid var(--phosphor-low);
  pointer-events: none;
  z-index: 50;
}
.hud::before, .hud::after {
  content: "";
  position: absolute;
  background: var(--phosphor);
  box-shadow: var(--glow-soft);
}
/* corner brackets */
.hud > .b {
  position: absolute;
  width: 22px;
  height: 22px;
  border-color: var(--phosphor);
}
.hud > .tl { top: -1px; left: -1px;  border-top: 2px solid; border-left: 2px solid; }
.hud > .tr { top: -1px; right: -1px; border-top: 2px solid; border-right: 2px solid; }
.hud > .bl { bottom: -1px; left: -1px;  border-bottom: 2px solid; border-left: 2px solid; }
.hud > .br { bottom: -1px; right: -1px; border-bottom: 2px solid; border-right: 2px solid; }

/* top/bottom status strips */
.status-bar {
  position: fixed;
  left: 22px;
  right: 22px;
  display: flex;
  gap: 18px;
  align-items: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--phosphor-dim);
  text-transform: uppercase;
  z-index: 60;
  pointer-events: auto;
}
.status-bar.top    {
  top: 0;
  padding: 26px 22px 24px;
  left: 0; right: 0;
  z-index: 70;
  background: linear-gradient(to bottom, rgba(5,10,5,0.55) 0%, rgba(5,10,5,0.3) 60%, rgba(5,10,5,0) 100%);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}
.status-bar.bottom {
  bottom: 0;
  padding: 24px 22px 24px;
  left: 0; right: 0;
  z-index: 70;
  background: linear-gradient(to top, rgba(5,10,5,0.55) 0%, rgba(5,10,5,0.3) 60%, rgba(5,10,5,0) 100%);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}
.status-bar.top > *, .status-bar.bottom > * { opacity: 1; }

/* Add bottom padding on scrollable content so the last element
   can scroll past the curved edge without being hidden forever */
.container { padding-bottom: 140px !important; padding-top: 90px !important; }

/* ---------- 3D tube-bend on top & bottom edges ---------- */
.tube-bend {
  position: fixed;
  left: 0; right: 0;
  pointer-events: none;
  z-index: 54;
  height: 140px;
  overflow: hidden;
}
.tube-bend.top { top: 0; }
.tube-bend.bottom { bottom: 0; }
.status-bar .sep { flex: 1; border-top: 1px dashed var(--phosphor-low); }
.status-bar .blink { animation: blink 1.05s steps(2) infinite; }
.status-bar .pill  {
  border: 1px solid var(--phosphor-low);
  padding: 2px 8px;
  color: var(--phosphor);
}
.status-bar .pill.amber { border-color: var(--amber-dim); color: var(--amber); text-shadow: 0 0 4px var(--amber); }
.status-bar .pill.alert { border-color: var(--alert); color: var(--alert); text-shadow: 0 0 4px var(--alert); animation: blink 1.1s infinite; }

@keyframes blink {
  0%, 49%   { opacity: 1; }
  50%, 100% { opacity: 0.15; }
}

/* ---------- Panels / windows ---------- */
.panel {
  position: relative;
  background:
    linear-gradient(180deg, color-mix(in oklab, var(--phosphor) 3%, #000), transparent 12%),
    var(--panel);
  border: 1px solid var(--panel-border);
  box-shadow: inset 0 0 60px rgba(0,0,0,0.6), 0 0 0 1px rgba(0,0,0,0.4);
}
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 5px 10px;
  border-bottom: 1px solid var(--panel-border);
  background: color-mix(in oklab, var(--phosphor) 12%, #000);
  color: var(--phosphor);
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  text-shadow: var(--glow-soft);
}
.panel-header .dots {
  display: inline-flex;
  gap: 5px;
}
.panel-header .dots span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--phosphor-dim);
  opacity: 0.6;
}
.panel-body {
  padding: 14px 16px;
}

.caret::after {
  content: "▌";
  display: inline-block;
  margin-left: 3px;
  animation: blink 1s steps(2) infinite;
  color: var(--phosphor);
}

/* wordmark O — blinks with a soft pulse, louder than a caret */
@keyframes o-pulse {
  0%, 45%, 100% { opacity: 1; text-shadow: 0 0 22px currentColor, 0 0 48px currentColor; }
  50%, 85%      { opacity: 0.15; text-shadow: none; }
  55%           { opacity: 1; }
}
.blink-o {
  animation: o-pulse 2.2s infinite;
}

/* dashed divider */
.hr-dash {
  border: 0;
  border-top: 1px dashed var(--phosphor-low);
  margin: 12px 0;
}
.hr-double {
  border: 0;
  border-top: 1px solid var(--phosphor-low);
  border-bottom: 1px solid var(--phosphor-low);
  height: 3px;
  margin: 12px 0;
}

/* ASCII-ish headings */
.kicker {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--phosphor-dim);
  text-transform: uppercase;
}
.display {
  font-family: var(--display);
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 0.9;
  text-transform: uppercase;
}
.display-mono {
  font-family: var(--accent-display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 400;
}

/* loading bar */
.bar {
  display: inline-block;
  font-family: var(--mono);
  color: var(--phosphor);
  letter-spacing: 0.1em;
}
.bar::before { content: "["; }
.bar::after  { content: "]"; }

/* buttons */
.btn {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 11px;
  padding: 7px 14px;
  background: transparent;
  border: 1px solid var(--phosphor-dim);
  color: var(--phosphor);
  cursor: pointer;
  text-shadow: var(--glow-soft);
  transition: background .08s linear, color .08s linear, border-color .08s linear;
}
.btn:hover, .btn.active {
  background: var(--phosphor);
  color: #000;
  border-color: var(--phosphor);
  text-shadow: none;
}
.btn.amber { border-color: var(--amber-dim); color: var(--amber); }
.btn.amber:hover { background: var(--amber); color: #000; }

/* tag pill */
.tag {
  display: inline-block;
  padding: 1px 7px;
  border: 1px solid var(--phosphor-low);
  color: var(--phosphor-dim);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-right: 4px;
}

/* placeholder image block */
.placeholder-img {
  position: relative;
  background:
    repeating-linear-gradient(
      45deg,
      color-mix(in oklab, var(--phosphor) 8%, transparent) 0 6px,
      transparent 6px 12px
    );
  border: 1px solid var(--phosphor-low);
  color: var(--phosphor-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.placeholder-img::after {
  content: attr(data-label);
}

/* scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #000; }
::-webkit-scrollbar-thumb {
  background: var(--phosphor-low);
  border: 2px solid #000;
}
::-webkit-scrollbar-thumb:hover { background: var(--phosphor-dim); }

/* tweaks panel */
.tweaks {
  position: fixed;
  right: 30px;
  bottom: 42px;
  width: 260px;
  z-index: 9500;
  display: none;
}
.tweaks.open { display: block; }
.tweaks .panel-body { padding: 10px 12px; }
.tweaks label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--phosphor-dim);
  margin: 10px 0 4px;
}
.tweaks .swatches {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}
.tweaks .swatch {
  height: 22px;
  border: 1px solid var(--phosphor-low);
  cursor: pointer;
  position: relative;
}
.tweaks .swatch.active { border-color: #fff; box-shadow: 0 0 6px currentColor; }
.tweaks .row { display: flex; gap: 6px; margin-top: 4px; }
.tweaks input[type=range] {
  width: 100%; accent-color: var(--phosphor);
}

/* boot overlay */
.boot {
  position: fixed;
  inset: 0;
  background: #000;
  z-index: 9800;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
}
.boot .col {
  width: min(720px, 100%);
  color: var(--phosphor);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
  white-space: pre;
}
.boot .ln { opacity: 0; }
.boot .ln.on { opacity: 1; }
.boot .ln.err { color: var(--alert); }
.boot .ln.amber { color: var(--amber); }

/* layout helpers */
.container {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 60px 36px 80px;
  z-index: 10;
}

.grid { display: grid; gap: 18px; }

.muted { color: var(--phosphor-dim); }
.tiny  { font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; }

/* intentional CRT wobble for hero text */
@keyframes wobble {
  0%,100% { transform: translateX(0); }
  50%     { transform: translateX(0.4px); }
}
.wobble { animation: wobble 0.12s infinite; }

/* DNA sequence ticker */
.ticker {
  display: inline-block;
  color: var(--phosphor-dim);
  letter-spacing: 0.3em;
  font-size: 10px;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .container { padding: 50px 14px 80px !important; }
  .hud { inset: 6px; }
  .status-bar { left: 10px; right: 10px; font-size: 9px; gap: 8px; flex-wrap: wrap; }
  .status-bar.top { top: 10px; }
  .status-bar.bottom { bottom: 8px; }
  .status-bar .ticker { display: none; }
  .tweaks { right: 10px; bottom: 50px; left: 10px; width: auto; }
  .panel-header { font-size: 9px; padding: 5px 8px; gap: 6px; flex-wrap: wrap; }
  .panel-body { padding: 10px 12px; }
  .btn { padding: 6px 10px; font-size: 10px; letter-spacing: 0.15em; }
  ::-webkit-scrollbar { width: 6px; }
  .hero-grid { grid-template-columns: 1fr !important; }
  .hero-inner-grid { grid-template-columns: 1fr !important; }
  .shell-grid { grid-template-columns: 1fr !important; }
  .logs-table th, .logs-table td { padding: 6px 6px !important; font-size: 11px; }
  .logs-table .hide-sm { display: none !important; }
  .post-grid { grid-template-columns: 1fr !important; }
  h1.display { font-size: clamp(56px, 18vw, 120px) !important; }
}
@media (max-width: 520px) {
  .status-bar.top span:not(.pill):not(.blink) { display: none; }
  .status-bar.top .pill { display: inline-block; }
  .status-bar.bottom span:not(.pill) { display: none; }
  h1.display { font-size: clamp(48px, 16vw, 90px) !important; }
}
@keyframes noise-shift {
  0%, 100% { transform: translate(0,0); }
  20% { transform: translate(-1px, 1px); }
  40% { transform: translate(1px, -1px); }
  60% { transform: translate(-1px, -1px); }
  80% { transform: translate(1px, 1px); }
}
.rgbshift {
  position: relative;
}
.rgbshift::before, .rgbshift::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  mix-blend-mode: screen;
}
.rgbshift::before { color: oklch(0.7 0.22 25 / 0.7);  transform: translate(-1px, 0); }
.rgbshift::after  { color: oklch(0.7 0.2  250 / 0.7); transform: translate( 1px, 0); }

/* ---------- Portrait: click-to-wobble + funny-face swap ----------
   Original squash-and-stretch sequence: a cartoony bounce with a
   mid-frame glitch shear, ending with a tiny overshoot and settle. */
@keyframes portrait-wobble {
  0%   { transform: scale(1, 1) skewX(0deg) rotate(0deg) translateY(0); }
  10%  { transform: scale(1.18, 0.78) skewX(0deg) rotate(0deg) translateY(2px); }         /* squash */
  22%  { transform: scale(0.78, 1.22) skewX(-6deg) rotate(-2deg) translateY(-6px); }       /* stretch + shear */
  34%  { transform: scale(1.10, 0.92) skewX( 5deg) rotate( 2deg) translateY(-1px); }
  48%  { transform: scale(0.94, 1.08) skewX(-2deg) rotate(-1deg) translateY(-2px); }
  62%  { transform: scale(1.04, 0.97) skewX( 1deg) rotate( 0.6deg) translateY(0); }
  78%  { transform: scale(0.98, 1.02) skewX(0deg)  rotate(-0.3deg) translateY(0); }
  100% { transform: scale(1, 1) skewX(0deg) rotate(0deg) translateY(0); }
}
.portrait-wobble {
  animation: portrait-wobble 780ms cubic-bezier(.2,.9,.25,1.1);
  will-change: transform;
}
.portrait-wobble:hover { filter: brightness(1.08); }

/* Horizontal glitch slices that only appear during the funny state.
   Each slice is a thin horizontal band that yanks sideways on a
   different offset so it reads as a "scan corruption" glitch. */
@keyframes slice-shove-a {
  0%   { transform: translateX(0);   opacity: 0; }
  10%  { transform: translateX(-14px); opacity: 1; }
  30%  { transform: translateX(10px);  opacity: 1; }
  55%  { transform: translateX(-6px);  opacity: 1; }
  80%  { transform: translateX(3px);   opacity: .6; }
  100% { transform: translateX(0);     opacity: 0; }
}
@keyframes slice-shove-b {
  0%   { transform: translateX(0);   opacity: 0; }
  15%  { transform: translateX(12px);  opacity: 1; }
  40%  { transform: translateX(-9px);  opacity: 1; }
  70%  { transform: translateX(5px);   opacity: .7; }
  100% { transform: translateX(0);     opacity: 0; }
}
.glitch-slice {
  position: absolute;
  left: -4px; right: -4px;
  height: 10%;
  background: var(--phosphor);
  mix-blend-mode: difference;
  opacity: 0;
  pointer-events: none;
}
.glitch-slice.s1 { top: 22%; animation: slice-shove-a 520ms steps(8) both; }
.glitch-slice.s2 { top: 48%; height: 6%; animation: slice-shove-b 620ms steps(10) both 40ms; background: var(--amber); }
.glitch-slice.s3 { top: 68%; height: 14%; animation: slice-shove-a 700ms steps(6) both 80ms; }

/* Googly-eye wiggle for the funny face layer */
@keyframes googly-a {
  0%   { transform: translate(0,0); }
  25%  { transform: translate(-3px, 2px); }
  50%  { transform: translate(2px, -2px); }
  75%  { transform: translate(-1px, 1px); }
  100% { transform: translate(0,0); }
}
@keyframes googly-b {
  0%   { transform: translate(0,0); }
  25%  { transform: translate(3px, -1px); }
  50%  { transform: translate(-2px, 2px); }
  75%  { transform: translate(1px, -1px); }
  100% { transform: translate(0,0); }
}
.googly-left  .pupil { animation: googly-a 380ms ease-in-out 2; transform-origin: 30px 44px; }
.googly-right .pupil { animation: googly-b 380ms ease-in-out 2; transform-origin: 56px 44px; }

@media (prefers-reduced-motion: reduce) {
  .portrait-wobble { animation: none; }
  .glitch-slice, .googly-left .pupil, .googly-right .pupil { animation: none; }
}

/* ---------- Invaders HUD ---------- */
.inv-hud {
  display: grid;
  grid-template-columns: 1fr 1.3fr 1.3fr 1.6fr;
  gap: 0;
  border-bottom: 1px solid var(--panel-border);
  background: linear-gradient(to bottom, rgba(0,0,0,0.5), rgba(0,0,0,0));
}
.inv-stat {
  padding: 8px 12px;
  border-right: 1px dashed var(--phosphor-low);
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.inv-stat:last-child { border-right: none; }
.inv-stat-l {
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--phosphor-dim);
  text-transform: uppercase;
  font-family: var(--mono);
}
.inv-stat-v {
  font-family: var(--display);
  font-size: 22px;
  line-height: 1;
  color: var(--phosphor);
  text-shadow: 0 0 6px color-mix(in oklab, var(--phosphor) 55%, transparent);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}
.inv-stat-v.inv-wave { color: var(--amber); text-shadow: 0 0 6px color-mix(in oklab, var(--amber) 60%, transparent); }
.inv-stat-v.inv-hi   { color: color-mix(in oklab, var(--amber) 85%, var(--phosphor)); }
.inv-stat-sub {
  font-size: 11px;
  color: var(--phosphor-dim);
  margin-left: 4px;
  letter-spacing: 0.1em;
}
.inv-stat-lives { justify-content: space-between; }
.inv-hearts { display: flex; gap: 4px; align-items: center; margin-top: 2px; }
.inv-hearts .heart { display: block; transition: color .18s, transform .18s; }
.inv-hearts .heart.on  {
  color: var(--amber);
  filter: drop-shadow(0 0 4px color-mix(in oklab, var(--amber) 70%, transparent));
}
.inv-hearts .heart.off { color: var(--phosphor-low); opacity: 0.35; transform: scale(0.9); }

/* icon buttons in the title strip */
.inv-iconbtn {
  background: transparent;
  border: 1px solid var(--phosphor-low);
  color: var(--phosphor);
  width: 24px; height: 20px;
  padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background .1s, color .1s, border-color .1s;
}
.inv-iconbtn:hover { background: var(--phosphor); color: #000; border-color: var(--phosphor); }
.inv-iconbtn:last-child:hover { background: #ff5a6e; color: #000; border-color: #ff5a6e; }

@media (max-width: 520px) {
  .inv-hud { grid-template-columns: 1fr 1fr; }
  .inv-stat { border-right: 1px dashed var(--phosphor-low); border-bottom: 1px dashed var(--phosphor-low); }
  .inv-stat:nth-child(2n) { border-right: none; }
  .inv-stat:nth-child(n+3) { border-bottom: none; }
  .inv-stat-v { font-size: 18px; }
}

/* ---------- Invaders game-over overlay ---------- */
.inv-gameover {
  position: absolute;
  inset: 10px;                 /* matches canvas padding */
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 18px;
  background:
    linear-gradient(180deg, rgba(0,10,0,0.82), rgba(0,0,0,0.92)),
    repeating-linear-gradient(to bottom, transparent 0 2px, rgba(0,0,0,0.35) 2px 3px);
  border: 1px solid var(--phosphor-low);
  color: var(--phosphor);
  font-family: var(--mono);
  overflow: auto;
  animation: inv-go-in .24s ease-out both;
}
@keyframes inv-go-in {
  from { opacity: 0; transform: translateY(6px) scale(0.99); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.inv-go-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 12px;
  border-bottom: 1px dashed var(--phosphor-low);
  padding-bottom: 8px;
  flex-wrap: wrap;
}
.inv-go-title {
  font-family: var(--display);
  font-size: 28px;
  letter-spacing: 0.06em;
  line-height: 1;
}
.inv-go-title.over { color: var(--amber);    text-shadow: 0 0 10px color-mix(in oklab, var(--amber) 70%, transparent); }
.inv-go-title.won  { color: var(--phosphor); text-shadow: 0 0 10px color-mix(in oklab, var(--phosphor) 70%, transparent); }
.inv-go-sub {
  display: flex; gap: 6px; align-items: baseline;
  font-size: 10px; letter-spacing: 0.2em; color: var(--phosphor-dim);
  text-transform: uppercase;
}
.inv-go-sub b { color: var(--phosphor); font-weight: 700; margin-right: 10px; font-variant-numeric: tabular-nums; }

/* name submit */
.inv-submit { display: flex; flex-direction: column; gap: 4px; }
.inv-submit label {
  font-size: 9px; letter-spacing: 0.28em;
  color: var(--phosphor-dim); text-transform: uppercase;
}
.inv-submit-row { display: flex; gap: 6px; }
.inv-submit input {
  flex: 1; min-width: 0;
  background: #000; color: var(--phosphor);
  border: 1px solid var(--phosphor-low);
  padding: 8px 10px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  outline: none;
  transition: border-color .1s, box-shadow .1s;
}
.inv-submit input:focus {
  border-color: var(--phosphor);
  box-shadow: 0 0 0 1px var(--phosphor), 0 0 8px color-mix(in oklab, var(--phosphor) 40%, transparent);
}
.inv-submit input::placeholder { color: var(--phosphor-low); letter-spacing: 0.15em; }
.inv-submit-done {
  padding: 8px 10px;
  border: 1px dashed var(--phosphor-low);
  letter-spacing: 0.2em;
  color: var(--phosphor-dim);
  text-transform: uppercase;
}

/* leaderboard */
.inv-board {
  border: 1px solid var(--phosphor-low);
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  font-size: 11px;
}
.inv-board-head,
.inv-board-row {
  display: grid;
  grid-template-columns: 36px 1fr 1.2fr 80px;
  gap: 8px;
  padding: 5px 10px;
  align-items: center;
  letter-spacing: 0.1em;
}
.inv-board-head {
  background: color-mix(in oklab, var(--phosphor) 12%, #000);
  color: var(--phosphor-dim);
  font-size: 9px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--phosphor-low);
}
.inv-board-body { overflow: auto; }
.inv-board-row {
  border-bottom: 1px dashed color-mix(in oklab, var(--phosphor-low) 60%, transparent);
}
.inv-board-row:last-child { border-bottom: none; }
.inv-board-row .inv-rank   { color: var(--phosphor-dim); font-variant-numeric: tabular-nums; }
.inv-board-row .inv-agent  { color: var(--phosphor); font-weight: 700; letter-spacing: 0.18em; }
.inv-board-row .inv-dna    { color: var(--phosphor-dim); }
.inv-board-row .inv-score  { text-align: right; color: var(--amber); font-variant-numeric: tabular-nums; text-shadow: 0 0 4px color-mix(in oklab, var(--amber) 60%, transparent); }
.inv-board-row.mine {
  background: color-mix(in oklab, var(--amber) 14%, #000);
  outline: 1px solid var(--amber);
  outline-offset: -1px;
}
.inv-board-row.mine .inv-agent { color: var(--amber); text-shadow: 0 0 6px var(--amber); }

.inv-go-actions {
  display: flex; justify-content: space-between; gap: 8px;
  border-top: 1px dashed var(--phosphor-low);
  padding-top: 8px;
}

@media (max-width: 520px) {
  .inv-gameover { padding: 12px; gap: 8px; }
  .inv-go-title { font-size: 22px; }
  .inv-board-head,
  .inv-board-row { grid-template-columns: 26px 1fr 64px; gap: 6px; padding: 5px 8px; }
  .inv-board-head .inv-dna, .inv-board-row .inv-dna { display: none; }
}