/* Tank Nova showcase. Design spec: DESIGN.md ("The Roundhouse").
   Two materials: PLATE (structure, bolted gunmetal) and HOLO (information, dark glass + brackets). */

@property --pour {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 0%;
}

:root {
  --bg-0: #0f1114;
  --bg-1: #15171b;
  --bg-2: #1c1f25;
  --plate-1: #262a32;
  --plate-2: #30353e;
  --plate-3: #3d424c;
  --seam: #101214;
  --steel-1: #7c8391;
  --steel-2: #b8bdc8;
  --steel-3: #d9d6cf;
  --text: #e6e8ec;
  --text-dim: #9aa0ab;
  --nova: #a86cff;
  --nova-deep: #6f3fd1;
  --nova-glow: rgba(168, 108, 255, .32);
  --core: #ffffff;

  --display: "Saira Condensed", "Arial Narrow", sans-serif;
  --body: "Saira", system-ui, sans-serif;

  --chamfer: 14px;
  --gutter: 24px;
  --side: 16px;
  --rail: 0px;
  --section: 128px;
  --ease-hyd: cubic-bezier(.7, 0, .2, 1);
  --ease-out: cubic-bezier(.2, .8, .2, 1);
  color-scheme: dark;
}

@media (max-width: 1099px) { :root { --section: 96px; } }
@media (max-width: 640px)  { :root { --section: 64px; } }
@media (min-width: 1100px) { :root { --rail: 72px; --side: 32px; } }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg-1);
  color: var(--text);
  font: 400 17px/1.55 var(--body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
@media (max-width: 640px) { body { font-size: 16px; } }

/* film grain, one fixed layer */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: .05;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='128' height='128'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='128' height='128' filter='url(%23n)'/%3E%3C/svg%3E");
}

[hidden] { display: none !important; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
p { margin: 0 0 1em; }
h1, h2, h3 { margin: 0; font-weight: 700; }
code { font-family: var(--display); font-weight: 600; color: var(--steel-3); background: var(--seam); padding: 0 .35em; letter-spacing: .04em; }
::selection { background: var(--nova); color: var(--core); }
:focus-visible { outline: 2px solid var(--core); outline-offset: 3px; }

.skip { position: absolute; left: -999px; top: 8px; z-index: 200; background: var(--core); color: var(--bg-0); padding: 8px 12px; font-family: var(--display); text-transform: uppercase; }
.skip:focus { left: 8px; }

/* ───────── type ───────── */
h2 {
  font: 700 clamp(32px, 4vw, 56px)/.98 var(--display);
  text-transform: uppercase;
  letter-spacing: .015em;
  color: var(--steel-3);
  max-width: 18ch;
}
h3 {
  font: 600 24px/1.05 var(--display);
  text-transform: uppercase;
  letter-spacing: .02em;
  color: var(--steel-3);
  margin-bottom: .4em;
}
.key { color: var(--nova); }
.lede { color: var(--text); max-width: 58ch; margin-top: 24px; }
.label {
  font: 500 13px/1.4 var(--display);
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--steel-2);
  font-variant-numeric: tabular-nums;
}
.label--muted { color: var(--text-dim); }

/* serial tag, after the logo's little inset plate */
.serial {
  display: inline-block;
  font: 500 12px/1 var(--display);
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--steel-2);
  background: var(--seam);
  padding: 6px 10px 5px;
  margin: 0 0 20px;
  box-shadow: inset 0 0 0 1px var(--plate-2);
  clip-path: polygon(5px 0, 100% 0, 100% calc(100% - 5px), calc(100% - 5px) 100%, 0 100%, 0 5px);
}

/* ───────── materials ───────── */
.plate {
  --bolt: radial-gradient(circle, var(--seam) 0 1.5px, var(--plate-3) 2px 4px, transparent 4.5px);
  position: relative;
  background:
    var(--bolt) 28px 7px / 56px 9px repeat-x,
    var(--bolt) 28px calc(100% - 7px) / 56px 9px repeat-x,
    linear-gradient(180deg, var(--plate-2), var(--plate-1) 40%, var(--plate-1));
  box-shadow: inset 0 0 0 2px var(--plate-2), inset 0 0 0 4px var(--seam), 0 0 0 1px var(--seam);
  clip-path: polygon(var(--chamfer) 0, calc(100% - var(--chamfer)) 0, 100% var(--chamfer), 100% calc(100% - var(--chamfer)), calc(100% - var(--chamfer)) 100%, var(--chamfer) 100%, 0 calc(100% - var(--chamfer)), 0 var(--chamfer));
}

.holo {
  --b: var(--steel-1);
  --bw: 1.5px;
  --bl: 16px;
  position: relative;
  background: rgba(28, 31, 37, .72);
  padding: 24px;
  isolation: isolate;
}
.holo::before { /* four L brackets in one layer */
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background:
    linear-gradient(var(--b), var(--b)) top left / var(--bl) var(--bw),
    linear-gradient(var(--b), var(--b)) top left / var(--bw) var(--bl),
    linear-gradient(var(--b), var(--b)) top right / var(--bl) var(--bw),
    linear-gradient(var(--b), var(--b)) top right / var(--bw) var(--bl),
    linear-gradient(var(--b), var(--b)) bottom left / var(--bl) var(--bw),
    linear-gradient(var(--b), var(--b)) bottom left / var(--bw) var(--bl),
    linear-gradient(var(--b), var(--b)) bottom right / var(--bl) var(--bw),
    linear-gradient(var(--b), var(--b)) bottom right / var(--bw) var(--bl);
  background-repeat: no-repeat;
  transition: --b .2s;
}
.holo::after { /* scanlines */
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: .35;
  background: repeating-linear-gradient(0deg, transparent 0 2px, rgba(0, 0, 0, .18) 2px 3px);
}
.holo:hover, .holo.is-active { --b: var(--nova); }
.holo.is-active::before { filter: drop-shadow(0 0 6px var(--nova-glow)); }

/* emissive strip */
.strip-glow, .btn--plate::after {
  background: var(--nova);
  box-shadow: 0 0 12px var(--nova-glow);
}

/* ───────── buttons ───────── */
.btn {
  --h: 48px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: var(--h);
  padding: 0 24px;
  font: 600 16px/1 var(--display);
  text-transform: uppercase;
  letter-spacing: .1em;
  text-decoration: none;
  color: var(--steel-3);
  border: 0;
  cursor: pointer;
  background: none;
  transition: transform .18s var(--ease-out), color .15s;
  white-space: nowrap;
}
.btn--sm { --h: 40px; padding: 0 16px; font-size: 14px; }
.btn--lg { --h: 56px; padding: 0 32px; font-size: 18px; }
.btn--plate {
  background: linear-gradient(180deg, var(--plate-3), var(--plate-2));
  box-shadow: inset 0 0 0 1px #4a505b, inset 0 -3px 0 var(--seam), 0 0 0 1px var(--seam);
  clip-path: polygon(8px 0, calc(100% - 8px) 0, 100% 8px, 100% calc(100% - 8px), calc(100% - 8px) 100%, 8px 100%, 0 calc(100% - 8px), 0 8px);
  padding-left: calc(24px + 10px);
}
.btn--sm.btn--plate { padding-left: calc(16px + 9px); }
.btn--plate::after { /* violet strip on the left, like the logo's end slots */
  content: "";
  position: absolute;
  left: 10px;
  top: 30%;
  bottom: 30%;
  width: 4px;
  transition: background .06s, box-shadow .06s;
}
.btn--sm.btn--plate::after { left: 9px; width: 3px; }
.btn--plate:hover { color: var(--core); }
.btn--holo {
  background: rgba(28, 31, 37, .6);
  --b: var(--steel-1);
}
.btn--holo::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(var(--b), var(--b)) top left / 10px 1.5px,
    linear-gradient(var(--b), var(--b)) top left / 1.5px 10px,
    linear-gradient(var(--b), var(--b)) bottom right / 10px 1.5px,
    linear-gradient(var(--b), var(--b)) bottom right / 1.5px 10px;
  background-repeat: no-repeat;
}
.btn--holo:hover { --b: var(--nova); color: var(--core); }
/* recoil tick */
.btn:active { transform: translateX(-4px); transition-duration: .06s; }
.btn--plate:active::after { background: var(--core); box-shadow: 0 0 14px var(--core); }

/* ───────── chips ───────── */
.chip {
  display: inline-block;
  font: 600 12px/1 var(--display);
  text-transform: uppercase;
  letter-spacing: .14em;
  padding: 6px 10px 5px;
  margin: 0 0 12px;
  color: var(--steel-3);
  background: var(--seam);
  box-shadow: inset 0 0 0 1px var(--plate-3);
}
.chip--live { box-shadow: inset 3px 0 0 var(--nova), inset 0 0 0 1px var(--plate-3); }
.chip--dev { color: var(--steel-2); box-shadow: inset 3px 0 0 var(--steel-2), inset 0 0 0 1px var(--plate-3); }
.chip--plan { color: var(--text-dim); }

/* ───────── layout ───────── */
main { padding-left: var(--rail); }
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 var(--side); }
.stall { position: relative; padding: var(--section) 0; }
.stall + .stall { border-top: 1px solid var(--seam); }
.stall__head { margin-bottom: 48px; }
.stall__head--wide h2 { max-width: 22ch; }
.grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gutter); align-items: start; }
.col-text { grid-column: 1 / span 5; }
.col-media { grid-column: 6 / span 7; }
@media (max-width: 960px) {
  .grid { grid-template-columns: 1fr; }
  .col-text, .col-media { grid-column: 1 / -1; }
}

/* ───────── top bar ───────── */
.topbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 0 var(--side);
  background: linear-gradient(180deg, rgba(15, 17, 20, .7), transparent);
  transition: background .3s;
}
.topbar.is-scrolled { background: rgba(21, 23, 27, .9); box-shadow: 0 1px 0 var(--seam); backdrop-filter: blur(8px); }
.topbar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font: 600 20px/1 var(--display);
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--steel-3);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity .3s, transform .3s;
}
.topbar.is-scrolled .topbar__brand { opacity: 1; transform: none; }
.topbar__nav { display: flex; gap: 4px; margin: 0 auto; }
.topbar__nav a {
  --b: transparent;
  position: relative;
  font: 500 13px/1 var(--display);
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--text-dim);
  text-decoration: none;
  padding: 10px 12px;
  transition: color .15s;
}
.topbar__nav a::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(var(--b), var(--b)) top left / 8px 1.5px,
    linear-gradient(var(--b), var(--b)) top left / 1.5px 8px,
    linear-gradient(var(--b), var(--b)) bottom right / 8px 1.5px,
    linear-gradient(var(--b), var(--b)) bottom right / 1.5px 8px;
  background-repeat: no-repeat;
}
.topbar__nav a:hover { color: var(--steel-3); }
.topbar__nav a.is-current { color: var(--core); --b: var(--nova); animation: flicker .18s steps(1) 1; }
.topbar__cta { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.topbar__nav + .topbar__cta { margin-left: 0; }
.topbar__discord { color: var(--steel-2); display: grid; place-items: center; width: 40px; height: 40px; }
.topbar__discord:hover { color: var(--nova); }
.topbar__menu { display: none; }
.topbar__progress { position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; display: none; }
.topbar__progress i { display: block; height: 100%; background: var(--nova); box-shadow: 0 0 8px var(--nova-glow); transform-origin: left; transform: scaleX(0); }

@media (max-width: 1099px) {
  .topbar__nav { display: none; }
  .topbar__menu { display: inline-flex; }
  .topbar__progress { display: block; }
  .topbar__brand { opacity: 1; transform: none; }
  .topbar__cta { margin-left: auto !important; }
}
@media (max-width: 420px) {
  .topbar__cta .btn--plate:first-child { display: none; }
}

.menu {
  position: fixed;
  inset: 64px 0 0;
  z-index: 49;
  padding: 32px var(--side);
  background: rgba(15, 17, 20, .96);
  backdrop-filter: blur(10px);
  overflow-y: auto;
}
.menu nav { display: grid; gap: 4px; }
.menu a {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 12px 0;
  font: 700 36px/1 var(--display);
  text-transform: uppercase;
  color: var(--steel-3);
  text-decoration: none;
  border-bottom: 1px solid var(--plate-1);
}
.menu a small { font: 500 13px/1 var(--display); letter-spacing: .14em; color: var(--nova); }

/* ───────── stall rail ───────── */
.rail {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 72px;
  z-index: 40;
  display: none;
  opacity: 0;
  transition: opacity .4s;
  pointer-events: none;
}
@media (min-width: 1100px) { .rail { display: block; } }
.rail.is-on { opacity: 1; }
.rail__track {
  position: absolute;
  left: 34px;
  top: 96px;
  bottom: 48px;
  width: 4px;
  background: var(--seam);
  box-shadow: 0 0 0 1px var(--plate-1);
}
.rail__track .tick {
  position: absolute;
  left: -6px;
  width: 16px;
  height: 2px;
  background: var(--plate-3);
  transition: background .3s;
}
.rail__track .tick.is-past { background: var(--steel-1); }
.rail__track .tick.is-current { background: var(--nova); box-shadow: 0 0 8px var(--nova-glow); }
.rail__tank { /* tiny CSS tank: hull, turret, barrel */
  position: absolute;
  left: -8px;
  top: 0;
  width: 20px;
  height: 12px;
  margin-top: -6px;
  background: var(--steel-2);
  clip-path: polygon(15% 0, 85% 0, 100% 40%, 100% 100%, 0 100%, 0 40%);
  transition: transform .4s var(--ease-hyd);
}
.rail__tank b {
  position: absolute;
  left: 5px;
  top: 2px;
  width: 9px;
  height: 5px;
  background: var(--plate-3);
}
.rail__tank::after { content: ""; position: absolute; left: 13px; top: 3px; width: 7px; height: 2px; background: var(--seam); }
.rail__label {
  position: absolute;
  left: 52px;
  top: 0;
  white-space: nowrap;
  font: 500 12px/1 var(--display);
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--steel-2);
  margin-top: -6px;
  transition: transform .4s var(--ease-hyd);
}
.rail__label::after { content: "_"; color: var(--nova); animation: blink 1s steps(1) infinite; }

/* ───────── hero ───────── */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 112px var(--side) 140px;
  margin-left: calc(var(--rail) * -1);
  overflow: hidden;
  isolation: isolate;
}
.hero__media { position: absolute; inset: 0; z-index: -1; background: var(--bg-0); }
.hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 62% 60%;
  opacity: 0;
  transition: opacity 1.6s ease;
}
.hero__img.is-on { opacity: 1; }
.hero__shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(15, 17, 20, .55) 0%, rgba(15, 17, 20, .15) 30%, rgba(15, 17, 20, .35) 62%, var(--bg-1) 100%),
    radial-gradient(ellipse 60% 55% at 50% 42%, rgba(15, 17, 20, .55), transparent 70%);
}
.hero__inner { width: min(720px, 100%); margin: 0 auto; }
.hero__logo { position: relative; margin: 0 0 28px; }
.hero__logo img { width: 100%; filter: drop-shadow(0 12px 30px rgba(0, 0, 0, .6)); }
.hero__copy { max-width: 600px; padding-left: 4%; }
.hero__strap {
  font: 700 clamp(40px, 6.4vw, 84px)/.92 var(--display);
  text-transform: uppercase;
  color: var(--core);
  margin: 4px 0 16px;
  text-shadow: 0 4px 24px rgba(0, 0, 0, .6);
}
.hero__body { font-size: 18px; color: var(--text); max-width: 46ch; text-shadow: 0 1px 12px rgba(0, 0, 0, .8); }
.hero__btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero .label { text-shadow: 0 1px 8px rgba(0, 0, 0, .9); }

.ledger {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  width: min(1100px, calc(100% - 2 * var(--side)));
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  list-style: none;
  margin: 0;
  padding: 18px 28px 16px;
  --chamfer: 10px;
}
.ledger li {
  font: 600 15px/1.2 var(--display);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--steel-3);
  padding: 0 16px;
  border-left: 2px dashed var(--seam);
}
.ledger li:first-child { border-left: 0; padding-left: 0; }
.ledger small { display: block; font-size: 11px; font-weight: 500; letter-spacing: .16em; color: var(--text-dim); margin-bottom: 4px; }
@media (max-width: 760px) {
  .hero { padding-bottom: 210px; }
  .ledger { grid-template-columns: 1fr 1fr; row-gap: 12px; padding: 18px 20px; }
  .ledger li:nth-child(3) { border-left: 0; padding-left: 0; }
  .hero__copy { padding-left: 0; }
}

/* forge-in */
.forge__brackets {
  position: absolute;
  inset: -6% -3%;
  pointer-events: none;
  --b: var(--steel-1);
  background:
    linear-gradient(var(--b), var(--b)) top left / 28px 2px,
    linear-gradient(var(--b), var(--b)) top left / 2px 28px,
    linear-gradient(var(--b), var(--b)) top right / 28px 2px,
    linear-gradient(var(--b), var(--b)) top right / 2px 28px,
    linear-gradient(var(--b), var(--b)) bottom left / 28px 2px,
    linear-gradient(var(--b), var(--b)) bottom left / 2px 28px,
    linear-gradient(var(--b), var(--b)) bottom right / 28px 2px,
    linear-gradient(var(--b), var(--b)) bottom right / 2px 28px;
  background-repeat: no-repeat;
  opacity: .7;
}
.forge__scan { position: absolute; left: -3%; right: -3%; top: 0; height: 2px; background: var(--core); box-shadow: 0 0 14px 3px var(--nova-glow), 0 -18px 30px var(--nova-glow); opacity: 0; pointer-events: none; }
.js-forge .hero__logo img { clip-path: inset(0 0 100% 0); }
.js-forge .forge__brackets { animation: bracketsIn .3s var(--ease-out) both; }
.js-forge.ready .hero__logo img { animation: scanReveal .6s .3s var(--ease-hyd) forwards; }
.js-forge.ready .forge__scan { animation: scanLine .6s .3s var(--ease-hyd) forwards; }
.js-forge .hero__copy, .js-forge .ledger { opacity: 0; }
.js-forge.ready .hero__copy { animation: fadeUp .6s .95s var(--ease-out) forwards; }
.js-forge.ready .ledger { animation: fadeIn .6s 1.15s var(--ease-out) forwards; }
.js-forge .hero__media { opacity: 0; }
.js-forge.ready .hero__media { animation: fadeIn 1s .8s ease forwards; }

@keyframes bracketsIn { from { inset: 40% 45%; opacity: 0; } to { opacity: .7; } }
@keyframes scanReveal { to { clip-path: inset(0 0 0 0); } }
@keyframes scanLine { 0% { top: 0; opacity: 1; } 90% { opacity: 1; } 100% { top: 100%; opacity: 0; } }
@keyframes fadeIn { to { opacity: 1; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes flicker { 0% { opacity: 0; } 33% { opacity: 1; } 55% { opacity: .3; } 75% { opacity: 1; } }
@keyframes blink { 50% { opacity: 0; } }

/* ───────── reveal (house transition) ───────── */
.js [data-reveal] { clip-path: inset(0 0 100% 0); }
.js [data-reveal].is-in { animation: scanReveal .45s var(--ease-hyd) forwards, rgb .08s .45s steps(1) 2; }
[data-reveal] { position: relative; }
.reveal-scan {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: var(--core);
  box-shadow: 0 0 10px 1px var(--nova-glow);
  pointer-events: none;
  z-index: 3;
  animation: scanLine .45s var(--ease-hyd) forwards;
}
@keyframes rgb {
  0% { text-shadow: -1px 0 #ff2a6d, 1px 0 #2ae0ff; }
  50% { text-shadow: 1px 0 #ff2a6d, -1px 0 #2ae0ff; }
}

/* ───────── 01 doctrine ───────── */
.doctrine { display: grid; gap: 16px; }
.doctrine__row { display: grid; grid-template-columns: 180px 1fr; gap: 24px; align-items: center; padding: 16px 24px 16px 16px; }
.doctrine__row p { margin: 0; color: var(--text); font-size: 16px; }
.doctrine__img { overflow: hidden; aspect-ratio: 4 / 3; background: var(--bg-0); }
.doctrine__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .24s var(--ease-out); }
.doctrine__row:hover .doctrine__img img { animation: kick .3s var(--ease-out); }
@keyframes kick { 0% { transform: translateX(0) scale(1.06); } 20% { transform: translateX(-6px) scale(1.06); } 100% { transform: translateX(0) scale(1.06); } }
.doctrine__img img { transform: scale(1.06); }
@media (max-width: 560px) {
  .doctrine__row { grid-template-columns: 1fr; padding: 12px 12px 20px; }
  .doctrine__row > div:last-child { padding: 0 8px; }
  .doctrine__img { aspect-ratio: 16 / 9; }
}

/* ───────── 02 arsenal ───────── */
.stall--arsenal { overflow: hidden; }
.stall__bg { position: absolute; inset: 0; z-index: -1; }
.stall__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .15; filter: saturate(.6); }
.stall__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, var(--bg-1), transparent 30%, transparent 70%, var(--bg-1)); }
.stall--arsenal { isolation: isolate; }

.tabs { display: flex; gap: 0; margin: 0 0 24px; border-bottom: 1px solid var(--plate-2); }
.tabs [role="tab"] {
  position: relative;
  background: none;
  border: 0;
  padding: 14px 22px;
  font: 600 18px/1 var(--display);
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text-dim);
  cursor: pointer;
}
.tabs [role="tab"] small { font-size: 12px; color: var(--steel-1); margin-left: 6px; }
.tabs [role="tab"]::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: -1px; height: 3px; background: transparent; }
.tabs [role="tab"][aria-selected="true"] { color: var(--core); }
.tabs [role="tab"][aria-selected="true"]::after { background: var(--nova); box-shadow: 0 0 10px var(--nova-glow); }
.tabs [role="tab"]:hover { color: var(--steel-3); }
.tabs--small [role="tab"] { font-size: 15px; padding: 10px 16px; }

.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cards--6 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 1000px) { .cards, .cards--6 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .cards, .cards--6 { grid-template-columns: 1fr; } }
.cards.is-glitch { animation: glitch .22s steps(2) 1; }
@keyframes glitch {
  0% { transform: translateX(3px); filter: drop-shadow(-2px 0 #ff2a6d) drop-shadow(2px 0 #2ae0ff); clip-path: inset(10% 0 40% 0); }
  50% { transform: translateX(-2px); clip-path: inset(50% 0 5% 0); }
  100% { transform: none; filter: none; clip-path: inset(0); }
}

.card { display: flex; flex-direction: column; padding: 22px 22px 20px; min-height: 100%; }
.card__top { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 4px; }
.card h3 { font-size: 30px; margin: 0; }
.card__cls { font: 500 12px/1 var(--display); text-transform: uppercase; letter-spacing: .14em; color: var(--text-dim); }
.card__trait { font: 500 12px/1 var(--display); text-transform: uppercase; letter-spacing: .14em; color: var(--steel-2); margin: 6px 0 14px; }
.card__trait b { color: var(--nova); font-weight: 600; }
.card p { font-size: 15px; color: var(--text); margin: 0 0 18px; flex: 1; }
.card__cls--parked { color: var(--steel-2); box-shadow: inset 2px 0 0 var(--steel-2); padding-left: 8px; }
.meters { display: grid; gap: 8px; margin: 0 0 14px; }
.meter { display: grid; grid-template-columns: 64px 1fr 22px; align-items: center; gap: 10px; font: 500 12px/1 var(--display); text-transform: uppercase; letter-spacing: .12em; color: var(--text-dim); }
.meter__bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 3px; }
.meter__bar i { height: 8px; background: var(--plate-2); clip-path: polygon(3px 0, 100% 0, calc(100% - 3px) 100%, 0 100%); }
.meter__bar i.on { background: var(--steel-2); }
.meter__bar i.on.s { background: var(--nova); box-shadow: 0 0 8px var(--nova-glow); }
.meter b { font-size: 15px; font-weight: 700; color: var(--steel-3); text-align: right; }
.card__stats { font: 500 13px/1.3 var(--display); letter-spacing: .08em; color: var(--steel-1); text-transform: uppercase; border-top: 1px dashed var(--plate-2); padding-top: 12px; font-variant-numeric: tabular-nums; }

/* ───────── 03 maps ───────── */
.map { display: grid; grid-template-columns: 1fr; margin-bottom: 40px; padding: 10px; --chamfer: 18px; }
.map__frame { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--bg-0); clip-path: polygon(10px 0, calc(100% - 10px) 0, 100% 10px, 100% calc(100% - 10px), calc(100% - 10px) 100%, 10px 100%, 0 calc(100% - 10px), 0 10px); }
.map__img { width: 100%; height: 100%; object-fit: cover; object-position: var(--pos, 50% 50%); transition: transform 1.2s var(--ease-out); }
.map:hover .map__img { transform: scale(1.025); }
.map__inset {
  position: absolute;
  right: 20px;
  top: 20px;
  width: 26%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  box-shadow: 0 0 0 2px var(--plate-2), 0 0 0 4px var(--seam), 0 10px 30px rgba(0, 0, 0, .5);
}
.map__caption {
  position: absolute;
  left: 32px;
  bottom: 32px;
  width: min(440px, calc(100% - 64px));
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.map__caption p:last-child { margin-bottom: 0; }
.map__caption h3 { font-size: 34px; }
.map__caption p { font-size: 16px; }
.map--flip .map__caption { left: auto; right: 32px; }
@media (max-width: 860px) {
  .map__frame { aspect-ratio: 4 / 3; }
  .map__caption { position: relative; left: auto !important; right: auto !important; bottom: auto; width: auto; margin: 10px 0 0; backdrop-filter: none; }
  .map__inset { width: 34%; right: 12px; top: 12px; }
}

/* crucible pour: a ring that fills over a 12 s cycle, then the strip flashes */
.pour { display: flex; align-items: center; gap: 12px; margin-top: 16px; font: 500 12px/1 var(--display); text-transform: uppercase; letter-spacing: .14em; color: var(--text-dim); }
.pour__ring {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background:
    repeating-conic-gradient(from 0deg, transparent 0 8deg, var(--bg-1) 8deg 10deg),
    conic-gradient(var(--nova) var(--pour), var(--plate-2) 0);
  -webkit-mask: radial-gradient(circle, transparent 0 11px, #000 12px);
          mask: radial-gradient(circle, transparent 0 11px, #000 12px);
  animation: pourFill 12s linear infinite paused;
}
.map__pour {
  position: absolute;
  left: 66.5%;
  top: 56%;
  width: 3px;
  height: 30%;
  background: linear-gradient(180deg, transparent, #fff 20%, var(--nova) 90%, transparent);
  box-shadow: 0 0 16px 2px var(--nova-glow);
  transform: scaleY(0);
  transform-origin: top;
  opacity: 0;
  animation: pourLine 12s linear infinite paused;
  pointer-events: none;
}
.is-playing .pour__ring, .is-playing .map__pour { animation-play-state: running; }
@keyframes pourFill { from { --pour: 0%; } to { --pour: 100%; } }
@keyframes pourLine {
  0%, 95.5% { transform: scaleY(0); opacity: 0; }
  96.5% { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}

/* ───────── 04 garage ───────── */
.garage__text .lede { margin-top: 0; }
.garage { margin: 48px 0 0; padding: 10px; --chamfer: 18px; }
.garage img { width: 100%; clip-path: polygon(10px 0, calc(100% - 10px) 0, 100% 10px, 100% calc(100% - 10px), calc(100% - 10px) 100%, 10px 100%, 0 calc(100% - 10px), 0 10px); }
.garage figcaption { position: absolute; right: 28px; bottom: 22px; margin: 0; text-shadow: 0 1px 6px #000; }
.pin { position: absolute; left: var(--x); top: var(--y); transform: translate(-50%, -100%); pointer-events: none; }
.pin b {
  display: block;
  position: relative;
  font: 600 13px/1 var(--display);
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--steel-3);
  background: rgba(21, 23, 27, .85);
  padding: 8px 12px 7px;
  box-shadow: inset 0 0 0 1px var(--plate-3);
  margin-bottom: 26px;
  white-space: nowrap;
  transition: color .3s, box-shadow .3s;
}
.pin::after { content: ""; position: absolute; left: 50%; bottom: 0; width: 1px; height: 26px; background: var(--steel-1); }
.pin::before { content: ""; position: absolute; left: calc(50% - 4px); bottom: -4px; width: 8px; height: 8px; border-radius: 50%; background: var(--steel-2); }
.pin.is-lit b { color: var(--core); box-shadow: inset 0 0 0 1px var(--nova), 0 0 18px var(--nova-glow); }
.pin.is-lit::before { background: var(--nova); box-shadow: 0 0 0 6px var(--nova-glow); }
.pin.is-lit::after { background: var(--nova); }
@media (max-width: 640px) {
  .pin b { font-size: 10px; padding: 5px 7px 4px; margin-bottom: 14px; }
  .pin::after { height: 14px; }
  .garage figcaption { display: none; }
}

/* ───────── 05 ranks ───────── */
.ladder {
  list-style: none;
  margin: 0 0 56px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  position: relative;
}
.ladder::before { content: ""; position: absolute; left: 4%; right: 4%; top: 42%; height: 4px; background: var(--seam); box-shadow: 0 0 0 1px var(--plate-1); }
.rung { position: relative; text-align: center; }
.rung img { width: 100%; max-width: 150px; margin: 0 auto; transition: transform .3s var(--ease-out); filter: drop-shadow(0 8px 16px rgba(0, 0, 0, .5)); }
.rung:hover img { transform: translateY(-6px); }
.rung h3 { font-size: 20px; margin: 10px 0 2px; }
.rung p { font: 500 12px/1.2 var(--display); text-transform: uppercase; letter-spacing: .12em; color: var(--text-dim); margin: 0; }
.rung i { display: block; width: 24px; height: 3px; margin: 10px auto 0; background: var(--c); }
.rung--endless p { background: linear-gradient(90deg, var(--steel-2), transparent); -webkit-background-clip: text; background-clip: text; color: transparent; }
@media (max-width: 900px) {
  .ladder { grid-template-columns: repeat(7, 128px); overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 12px; }
  .rung { scroll-snap-align: start; }
}
.trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.trio .holo p:last-child { margin-bottom: 0; }
.trio .holo p:not(.label) { font-size: 16px; }
@media (max-width: 860px) { .trio { grid-template-columns: 1fr; } }
.paints { list-style: none; padding: 0; margin: 14px 0 0; display: grid; grid-template-columns: repeat(8, 1fr); gap: 6px; }
.paints li { aspect-ratio: 1; background: var(--p); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .12), 0 0 0 1px var(--seam); position: relative; clip-path: polygon(4px 0, 100% 0, 100% calc(100% - 4px), calc(100% - 4px) 100%, 0 100%, 0 4px); }

/* ───────── 06 dev log ───────── */
.tv { margin-bottom: 64px; }
.tv .tabs { border: 0; margin-bottom: 12px; }
.tv__box { position: relative; aspect-ratio: 16 / 9; padding: 10px; --chamfer: 18px; --x: 50%; }
.tv__box img { position: absolute; inset: 10px; width: calc(100% - 20px); height: calc(100% - 20px); object-fit: cover; }
.tv__then { clip-path: inset(0 calc(100% - var(--x)) 0 0); }
.tv__seam { position: absolute; top: 10px; bottom: 10px; width: 2px; margin-left: -1px; background: var(--steel-2); box-shadow: 0 0 10px rgba(0, 0, 0, .6); pointer-events: none; }
.tv__seam { left: calc(10px + (100% - 20px) * var(--xn)); }
.tv__knob {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 44px;
  height: 44px;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, var(--plate-3), var(--plate-1));
  box-shadow: inset 0 0 0 2px #4a505b, 0 0 0 2px var(--seam), 0 6px 20px rgba(0, 0, 0, .6);
  clip-path: polygon(30% 0, 70% 0, 100% 30%, 100% 70%, 70% 100%, 30% 100%, 0 70%, 0 30%);
  transition: transform .18s var(--ease-out);
}
.tv__box.is-kick .tv__knob { animation: knobKick .24s var(--ease-out); }
@keyframes knobKick { 30% { transform: translate(calc(-50% - 4px), -50%); } }
.tv__range { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; touch-action: pan-y; }
.tv__range:focus-visible ~ .tv__seam, .tv__box:has(.tv__range:focus-visible) .tv__seam { background: var(--core); }
.tv__box:has(.tv__range:focus-visible) { outline: 2px solid var(--core); outline-offset: 3px; }
.tv__chip { position: absolute; top: 24px; z-index: 2; transition: opacity .2s; margin: 0; pointer-events: none; }
.tv__chip--then { left: 24px; }
.tv__chip--now { right: 24px; box-shadow: inset 3px 0 0 var(--nova), inset 0 0 0 1px var(--plate-3); }

.strip-head { display: flex; justify-content: space-between; align-items: end; margin-bottom: 16px; }
.strip-head .label { margin: 0; }
.strip-nav { display: flex; gap: 8px; }
.strip-nav .btn { width: 40px; padding: 0; font-size: 20px; }
.strip {
  list-style: none;
  margin: 0 calc(var(--side) * -1);
  padding: 4px var(--side) 20px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(280px, 340px);
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding: 0 var(--side);
  scrollbar-width: thin;
  scrollbar-color: var(--plate-3) transparent;
}
.strip:focus-visible { outline-offset: -2px; }
.tile { scroll-snap-align: start; display: flex; flex-direction: column; padding: 10px 10px 18px; }
.tile__img { aspect-ratio: 16 / 9; overflow: hidden; background: var(--bg-0); margin-bottom: 14px; }
.tile__img img { width: 100%; height: 100%; object-fit: cover; }
.tile__date { font: 600 13px/1 var(--display); letter-spacing: .14em; text-transform: uppercase; color: var(--nova); margin: 0 8px 6px; }
.tile h3 { font-size: 22px; margin: 0 8px 8px; }
.tile p { font-size: 14px; line-height: 1.5; color: var(--text-dim); margin: 0 8px; }
.tile--big .tile__date::after { content: " · milestone"; color: var(--steel-2); }
.tile__n { position: absolute; right: 18px; top: 18px; font: 600 12px/1 var(--display); letter-spacing: .12em; color: var(--steel-3); background: rgba(15, 17, 20, .8); padding: 5px 7px; }

.devlog__close {
  margin: 48px 0 0;
  padding: 28px 32px 26px;
  font: 700 clamp(24px, 3vw, 36px)/1.1 var(--display);
  text-transform: uppercase;
  color: var(--steel-3);
  --chamfer: 12px;
}

/* ───────── 07 roadmap ───────── */
.lanes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 1000px) { .lanes { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .lanes { grid-template-columns: 1fr; } }
.lane { padding: 0; }
.lane__head { display: flex; justify-content: space-between; align-items: center; padding: 18px 20px; border-bottom: 1px solid var(--plate-2); }
.lane__head .label { margin: 0; color: var(--steel-3); font-weight: 600; font-size: 15px; }
.lane__head small { font: 600 13px/1 var(--display); color: var(--text-dim); }
.lane--live .lane__head { box-shadow: inset 0 3px 0 var(--nova); }
.lane--building .lane__head { box-shadow: inset 0 3px 0 var(--steel-2); }
.lane--next .lane__head { box-shadow: inset 0 3px 0 var(--steel-1); }
.lane--parked .lane__head { box-shadow: inset 0 3px 0 var(--plate-3); }
.lane ul { list-style: none; margin: 0; padding: 4px 20px 12px; }
.lane li { padding: 14px 0; border-bottom: 1px dashed var(--plate-2); }
.lane li:last-child { border-bottom: 0; }
.lane li b { display: block; font: 600 18px/1.15 var(--display); text-transform: uppercase; letter-spacing: .03em; color: var(--steel-3); margin-bottom: 4px; }
.lane li span { font-size: 14px; line-height: 1.45; color: var(--text-dim); display: block; }
.lane--parked li b { color: var(--steel-2); }
.lanes__note { margin-top: 20px; }

/* ───────── 08 studio ───────── */
.studio { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; padding: 56px; --chamfer: 22px; align-items: center; }
.studio h2 { margin-bottom: 24px; }
.studio__text p:not(.serial) { color: var(--text); max-width: 54ch; }
.studio__text .btn { margin-top: 12px; }
.spec { margin: 0; padding: 8px 28px; background: rgba(15, 17, 20, .55); }
.spec div { display: grid; grid-template-columns: 84px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px dashed var(--plate-2); }
.spec div:last-child { border-bottom: 0; }
.spec dt { font: 600 13px/1.5 var(--display); text-transform: uppercase; letter-spacing: .14em; color: var(--nova); }
.spec dd { margin: 0; font-size: 15px; color: var(--text); }
@media (max-width: 900px) {
  .studio { grid-template-columns: 1fr; padding: 40px 24px; gap: 32px; }
  .spec { padding: 4px 18px; }
  .spec div { grid-template-columns: 1fr; gap: 4px; }
}

/* ───────── 09 the gate ───────── */
.gate {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
  margin-left: calc(var(--rail) * -1);
  padding: 200px var(--side) 96px;
  border-top: 1px solid var(--seam);
}
.gate__bg { position: absolute; inset: 0; z-index: -2; }
.gate__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .3; transition: opacity 1.4s ease .5s; }
.gate__bg::after { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at 50% 55%, transparent 20%, rgba(15, 17, 20, .85) 80%), linear-gradient(180deg, var(--bg-1), transparent 25%, transparent 75%, var(--bg-0)); }
.gate.is-open .gate__bg img { opacity: 1; }
.gate__inner { position: relative; z-index: 1; }
.gate__title {
  font: 700 clamp(64px, 14vw, 200px)/.85 var(--display);
  text-transform: uppercase;
  color: var(--core);
  margin-bottom: 32px;
  text-shadow: 0 8px 40px rgba(0, 0, 0, .7);
}
.gate__btns { justify-content: center; margin: 0 0 24px; }
.gate .label { text-shadow: 0 1px 8px #000; }
.gate__sign {
  position: absolute;
  top: 100px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 14px 28px 12px;
  font: 700 28px/1 var(--display);
  letter-spacing: .4em;
  text-indent: .4em;
  text-transform: uppercase;
  color: var(--plate-3);
  --chamfer: 8px;
  transition: color .1s;
}
.gate__sign i { width: 4px; height: 22px; background: var(--plate-3); }
.gate.is-open .gate__sign { color: var(--core); animation: flicker .4s steps(1) .2s 1; text-shadow: 0 0 18px var(--nova-glow); }
.gate.is-open .gate__sign i { background: var(--nova); box-shadow: 0 0 12px var(--nova-glow); }

.gate__door {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 50.5%;
  z-index: 2;
  background:
    repeating-linear-gradient(180deg, transparent 0 46px, var(--seam) 46px 48px, #444a55 48px 49px),
    linear-gradient(90deg, var(--plate-1), var(--plate-2) 50%, var(--plate-1));
  transition: transform .9s var(--ease-hyd);
}
.gate__door--l { left: 0; box-shadow: inset -6px 0 0 var(--seam), inset -10px 0 0 var(--plate-3); }
.gate__door--r { right: 0; box-shadow: inset 6px 0 0 var(--seam), inset 10px 0 0 var(--plate-3); }
.gate__door--l::after, .gate__door--r::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--nova);
  box-shadow: 0 0 14px var(--nova-glow);
}
.gate__door--l::after { right: 14px; }
.gate__door--r::after { left: 14px; }
.gate.is-open .gate__door--l { transform: translateX(-101%); }
.gate.is-open .gate__door--r { transform: translateX(101%); }
.no-js .gate__door, .gate.no-doors .gate__door { display: none; }

/* ───────── footer ───────── */
.footer {
  clip-path: none;
  background:
    radial-gradient(circle, var(--seam) 0 1.5px, var(--plate-3) 2px 4px, transparent 4.5px) 28px 7px / 56px 9px repeat-x,
    var(--bg-0);
  box-shadow: inset 0 2px 0 var(--plate-2);
  padding: 64px 0 24px calc(var(--rail));
}
.footer__inner { display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap; align-items: start; }
.footer__inner > img { width: 200px; }
.footer__cols { display: flex; gap: 64px; }
.footer__cols div { display: grid; gap: 8px; align-content: start; }
.footer__cols a { color: var(--text-dim); text-decoration: none; font-size: 15px; }
.footer__cols a:hover { color: var(--nova); }
.footer__serial { display: table; margin: 48px auto 0; }

/* ───────── reduced motion ───────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .15s !important; }
  .js [data-reveal] { clip-path: none; opacity: 0; transition: opacity .15s; }
  .js [data-reveal].is-in { opacity: 1; animation: none; }
  .reveal-scan, .forge__scan, .map__pour { display: none; }
  .js-forge .hero__logo img, .js-forge .hero__copy, .js-forge .ledger, .js-forge .hero__media { clip-path: none; opacity: 1; animation: none !important; }
  .gate__door { display: none; }
  .gate__bg img { opacity: 1; }
  .gate__sign { color: var(--core); }
  .pour__ring { animation: none; --pour: 70%; }
}