/* HURANTEA — "Mission Control" layer. Loaded after style.css.
   Rule: every word and every control is black, white or grey. Colour lives only in the cosmos itself. */
:root {
  --display: "Inter Tight", "SF Pro Display", "Helvetica Neue", Inter, "Segoe UI", Arial, sans-serif;
  --mono: "JetBrains Mono", "SF Mono", ui-monospace, Menlo, Consolas, "Liberation Mono", monospace;
  --brand: #0a0a0a; --brand2: #6b6b6b; --brand-ink: #ffffff;
  --ok: #111; --warn: #111; --bad: #b91c1c;
  --text: #0a0a0a; --muted: #5c5c5c; --line: rgba(0,0,0,.14);
  --tick: #0a0a0a; --hair: rgba(0,0,0,.12);
  --hero-glow: none; --radius: 2px;
}
html[data-theme="dark"], html[data-theme="glass"] {
  --bg: #000; --bg2: #050505; --surface: rgba(255,255,255,.035); --surface2: rgba(255,255,255,.06);
  --text: #f4f4f4; --muted: #9a9a9a; --line: rgba(255,255,255,.14);
  --brand: #ffffff; --brand2: #a3a3a3; --brand-ink: #000000;
  --ok: #f4f4f4; --warn: #f4f4f4; --bad: #fca5a5;
  --tick: rgba(255,255,255,.85); --hair: rgba(255,255,255,.08);
  --shadow: none; --hero-glow: none;
}
@media (prefers-color-scheme: dark) { html[data-theme="auto"] {
  --bg: #000; --bg2: #050505; --surface: rgba(255,255,255,.035); --surface2: rgba(255,255,255,.06);
  --text: #f4f4f4; --muted: #9a9a9a; --line: rgba(255,255,255,.14);
  --brand: #ffffff; --brand2: #a3a3a3; --brand-ink: #000000;
  --ok: #f4f4f4; --warn: #f4f4f4; --bad: #fca5a5;
  --tick: rgba(255,255,255,.85); --hair: rgba(255,255,255,.08); --shadow: none;
} }
::selection { background: var(--text); color: var(--bg, #000); }

/* ---------- type ---------- */
body { font-family: var(--display); letter-spacing: -.005em; }
h1, h2, h3, .os-title { font-family: var(--display); font-weight: 600; letter-spacing: -.045em; }
.os-title { font-size: clamp(3rem, 7.4vw, 6.6rem); line-height: .9; }
html .os-title .grad { background: none !important; -webkit-background-clip: initial; background-clip: initial;
  color: transparent !important; -webkit-text-fill-color: transparent !important; -webkit-text-stroke: 1.3px var(--text); }
h2 { letter-spacing: -.04em; }
.eyebrow, .pill, .tag, .cmd-label, .chip, .hint, .btn, .tile-cta, summary, .nav .links a, .code, .hud-t {
  font-family: var(--mono); }
.eyebrow, .cmd-label, .tag, .pill, .tile-cta { text-transform: uppercase; letter-spacing: .16em; font-size: .7rem; font-weight: 500; color: var(--muted); }
.eyebrow::before { content: "// "; opacity: .5; }
.grad, .accent { background: none !important; color: var(--text) !important; -webkit-text-fill-color: currentColor !important; }
.lead { color: var(--muted); max-width: 34rem; }
.nav .links a { font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; }
/* scripts that need their own fonts keep them, only the mono labels change */
[dir="rtl"] .eyebrow, [dir="rtl"] .cmd-label, [dir="rtl"] .tag, [dir="rtl"] .pill, html[lang="bn"] .eyebrow, html[lang="hi"] .eyebrow, html[lang="zh"] .eyebrow { letter-spacing: 0; text-transform: none; font-family: inherit; }
[dir="rtl"] .os-title, html[lang="bn"] .os-title, html[lang="hi"] .os-title, html[lang="zh"] .os-title, html[lang="ur"] .os-title { letter-spacing: 0; line-height: 1.15; }

/* ---------- HUD surfaces: hairline frame + corner ticks, chamfered ---------- */
.card, .scard, .menu, .modal-box, .toast, details, .command, .nav {
  --t: 9px;
  border-radius: 0 !important; box-shadow: none !important;
  border: 1px solid var(--line) !important;
  background:
    linear-gradient(var(--tick), var(--tick)) top left / var(--t) 1px no-repeat,
    linear-gradient(var(--tick), var(--tick)) top left / 1px var(--t) no-repeat,
    linear-gradient(var(--tick), var(--tick)) top right / var(--t) 1px no-repeat,
    linear-gradient(var(--tick), var(--tick)) top right / 1px var(--t) no-repeat,
    linear-gradient(var(--tick), var(--tick)) bottom left / var(--t) 1px no-repeat,
    linear-gradient(var(--tick), var(--tick)) bottom left / 1px var(--t) no-repeat,
    linear-gradient(var(--tick), var(--tick)) bottom right / var(--t) 1px no-repeat,
    linear-gradient(var(--tick), var(--tick)) bottom right / 1px var(--t) no-repeat,
    var(--panel, rgba(255,255,255,.72)) !important;
  -webkit-backdrop-filter: blur(14px) saturate(110%); backdrop-filter: blur(14px) saturate(110%);
}
html[data-theme="dark"], html[data-theme="glass"] { --panel: rgba(4,4,6,.62); }
@media (prefers-color-scheme: dark) { html[data-theme="auto"] { --panel: rgba(4,4,6,.62); } }
.nav { --t: 12px; }
.tile:hover, a.card:hover { border-color: color-mix(in srgb, var(--text) 45%, transparent) !important; transform: translateY(-2px); }

/* buttons: solid white slab with black text (black/white swap in light mode), chamfered corner */
.btn { border-radius: 0 !important; text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 600;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px)); }
.btn-primary { background: var(--text) !important; color: var(--bg, #000) !important; border: 0 !important; box-shadow: none !important; }
html[data-theme="dark"] .btn-primary, html[data-theme="glass"] .btn-primary { color: #000 !important; }
.btn-primary:hover { background: color-mix(in srgb, var(--text) 82%, transparent) !important; }
.btn-ghost, .btn:not(.btn-primary) { background: transparent !important; border: 1px solid var(--line) !important; color: var(--text) !important; }
.chip { border-radius: 0 !important; text-transform: uppercase; letter-spacing: .1em; font-size: .68rem; padding: 8px 12px; color: var(--muted); background: transparent !important; }
.chip:hover { color: var(--text); border-color: var(--text) !important; }
.chip::before { content: "+ "; opacity: .5; }
.pill { border-radius: 0 !important; background: transparent !important; border: 1px solid var(--line) !important; }
.dot { background: var(--text) !important; box-shadow: 0 0 0 4px color-mix(in srgb, var(--text) 14%, transparent) !important; }
.tag, .tag.ok, .tag.warn { background: transparent !important; border: 1px solid var(--line); color: var(--muted) !important; border-radius: 0 !important; padding: 3px 7px; }
.avatar { background: var(--text) !important; color: var(--bg, #000) !important; border-radius: 0 !important; }
html:is([data-theme="dark"],[data-theme="glass"]) .avatar { color: #000 !important; }
.logo { font-family: var(--mono); text-transform: uppercase; letter-spacing: .26em; font-weight: 600; font-size: .9rem; }
.logo-mark { background: var(--text) !important; color: var(--bg, #000) !important; border-radius: 0 !important; font-family: var(--display); letter-spacing: 0;
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%); }
html:is([data-theme="dark"],[data-theme="glass"]) .logo-mark { color: #000 !important; }
.stars button.on { color: var(--text) !important; text-shadow: 0 0 14px color-mix(in srgb, var(--text) 40%, transparent) !important; }
input, textarea, select { border-radius: 0 !important; }
input:focus, textarea:focus, select:focus { outline: 1px solid var(--text) !important; outline-offset: 2px; box-shadow: none !important; }
:focus-visible { outline: 1px solid var(--text) !important; outline-offset: 3px; }
a { color: var(--text); }
.viz-orbit i, .viz-orbit i:nth-child(3) { background: var(--text) !important; box-shadow: 0 0 10px var(--text) !important; }
.viz-orbit, .viz-shield, .viz-lang span { filter: grayscale(1); }
.story-meter i { background: var(--text) !important; }

/* ---------- command console ---------- */
.command { --t: 12px; padding: 14px 12px 12px 18px; }
.command::before { content: none; display: none; position: absolute; top: -9px; left: 14px; padding: 0 6px; font: 500 .62rem/1 var(--mono); letter-spacing: .2em; color: var(--muted); background: var(--bg, #000); }
.cmd-glow { display: none !important; }
.command::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; z-index: 2; pointer-events: none !important;
  background: linear-gradient(90deg, transparent, var(--text), transparent) 0 0 / 30% 100% no-repeat; animation: scanx 3.6s linear infinite; inset: auto 0 -1px 0 !important; opacity: .9; border: 0 !important; border-radius: 0 !important; }
@keyframes scanx { from { background-position: -40% 0; } to { background-position: 140% 0; } }
.cmd-go { border-radius: 0 !important; background: var(--text) !important; color: var(--bg, #000) !important; box-shadow: none !important;
  clip-path: polygon(0 0, 100% 0, 100% 72%, 72% 100%, 0 100%); }
html:is([data-theme="dark"],[data-theme="glass"]) .cmd-go { color: #000 !important; }
#cmdText { caret-color: var(--text); font-size: 1.08rem; }
#cmdText::placeholder { color: color-mix(in srgb, var(--text) 42%, transparent); }

/* spatial estimate cards read like instrument panels */
.scard { font-variant-numeric: tabular-nums; }
.scard .tag, .scard small, .scard .k { font-family: var(--mono); }
.scard.s4 { background: var(--text) !important; color: var(--bg, #000) !important; }
html:is([data-theme="dark"],[data-theme="glass"]) .scard.s4 { color: #000 !important; }

/* light theme: cosmos photo goes greyscale, no tinted haze */
.universe[data-mode="light"] .universe-img { filter: grayscale(1) contrast(1.05); }

/* ---------- the HUD frame (assets/hud.js) ---------- */
.hud { position: fixed; inset: 0; z-index: 1; pointer-events: none; color: var(--muted); font: 500 .62rem/1.5 var(--mono); letter-spacing: .16em; text-transform: uppercase; }
.hud-c { position: absolute; width: 22px; height: 22px; border: 0 solid color-mix(in srgb, var(--text) 55%, transparent); }
.hud-c.tl { top: 10px; left: 10px; border-width: 1px 0 0 1px; } .hud-c.tr { top: 10px; right: 10px; border-width: 1px 1px 0 0; }
.hud-c.bl { bottom: 10px; left: 10px; border-width: 0 0 1px 1px; } .hud-c.br { bottom: 10px; right: 10px; border-width: 0 1px 1px 0; }
.hud-bl { position: absolute; left: 40px; bottom: 16px; display: flex; gap: 22px; }
.hud-br { position: absolute; right: 40px; bottom: 16px; text-align: right; }
.hud-br b, .hud-bl b { color: var(--text); font-weight: 500; }
.hud-rule { position: absolute; left: 16px; top: 120px; bottom: 120px; width: 8px;
  background: repeating-linear-gradient(to bottom, color-mix(in srgb, var(--text) 35%, transparent) 0 1px, transparent 1px 12px); opacity: .5; }
.hud-rule i { position: absolute; left: -3px; width: 14px; height: 1px; background: var(--text); top: var(--sp, 0%); transition: top .15s linear; }
.hud-rule i::after { content: attr(data-v); position: absolute; left: 20px; top: -6px; color: var(--text); }
.hud-grid { position: absolute; inset: 0; opacity: .28;
  background: linear-gradient(var(--hair) 1px, transparent 1px) 0 0 / 100% 120px, linear-gradient(90deg, var(--hair) 1px, transparent 1px) 0 0 / 120px 100%;
  -webkit-mask: radial-gradient(70% 70% at 60% 40%, #000, transparent 85%); mask: radial-gradient(70% 70% at 60% 40%, #000, transparent 85%); }
.hud-noise { position: absolute; inset: -50%; opacity: .055; mix-blend-mode: overlay; animation: grain 1.2s steps(6) infinite;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>"); }
@keyframes grain { 0%{transform:translate(0,0)} 20%{transform:translate(-3%,2%)} 40%{transform:translate(2%,-3%)} 60%{transform:translate(-2%,-1%)} 80%{transform:translate(3%,3%)} 100%{transform:translate(0,0)} }
.hud-scan { position: absolute; left: 0; right: 0; height: 120px; top: -120px; opacity: .035;
  background: linear-gradient(transparent, var(--text), transparent); animation: scany 9s linear infinite; }
@keyframes scany { to { top: 100%; } }
/* reticle that locks onto the object in the cosmos */
.hud-ret { position: absolute; width: 0; height: 0; transition: left .8s cubic-bezier(.2,.8,.2,1), top .8s cubic-bezier(.2,.8,.2,1), opacity .6s; }
.hud-ret svg { color: var(--text); position: absolute; left: -170px; top: -170px; width: 340px; height: 340px; overflow: visible; }
.hud-ret .r1 { transform-origin: 170px 170px; animation: spin 40s linear infinite; }
.hud-ret .r2 { transform-origin: 170px 170px; animation: spin 26s linear infinite reverse; }
@keyframes spin { to { transform: rotate(360deg); } }
.hud-ret .lbl { position: absolute; left: -70px; top: -232px; white-space: nowrap; border-left: 1px solid color-mix(in srgb, var(--text) 50%, transparent); padding: 2px 0 2px 10px; }
.hud-ret .lbl b { display: block; color: var(--text); font-weight: 500; font-size: .72rem; }
.hud-ret.lock svg { animation: lock .7s cubic-bezier(.2,.8,.2,1); }
@keyframes lock { from { transform: scale(1.5); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.hud.off .hud-ret { opacity: 0; }
html[data-motion="off"] .hud *, html[data-motion="off"] .command::after { animation: none !important; }
@media (prefers-reduced-motion: reduce) { .hud *, .command::after { animation: none !important; } }
@media (max-width: 900px) {
  .hud-bl, .hud-rule, .hud-ret .lbl, .hud-grid { display: none; }
  .hud-br { right: 18px; bottom: calc(env(safe-area-inset-bottom, 0px) + 84px); }
  .hud-ret svg { transform: scale(.62); }
}
[dir="rtl"] .hud-rule { left: auto; right: 16px; }
.hud-only-space { display: none; }
.hud.space .hud-only-space { display: block; }
/* decode effect keeps line widths steady */
.decoding { font-variant-numeric: tabular-nums; }

/* phone dock, ribbon and chips in the same instrument language */
.dock { border-radius: 0 !important; background: var(--panel, rgba(4,4,6,.7)) !important; border: 1px solid var(--line) !important; box-shadow: none !important; }
.dock a { border-radius: 0 !important; font-family: var(--mono); text-transform: uppercase; letter-spacing: .08em; font-size: .58rem !important; }
.dock a.on { background: var(--text) !important; color: var(--bg, #000) !important; }
html:is([data-theme="dark"],[data-theme="glass"]) .dock a.on { color: #000 !important; }
#ribbon, .preview-ribbon { border-radius: 0 !important; font-family: var(--mono); letter-spacing: .06em; font-size: .64rem !important; text-transform: uppercase; background: var(--panel, rgba(4,4,6,.8)) !important; border: 1px solid var(--line) !important; color: var(--muted) !important; }
.chip { background: var(--panel, rgba(4,4,6,.62)) !important; -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }

/* light theme panels + greyscale bokeh */
:root { --panel: rgba(255,255,255,.8); }
.universe[data-mode="light"] .universe-fx { filter: grayscale(1); opacity: .6; }
.hud-ret .lbl > span { display: block; }
.nav .links a { border-radius: 0 !important; }
.nav .links a.on { background: transparent !important; color: var(--text) !important; box-shadow: inset 0 -1px 0 var(--text); }
.steps .n, .step-n, .num { border-radius: 0 !important; }
@media (max-width: 900px) { .hud-br { display: none !important; } }

/* ---------- legal pages ---------- */
.legal-grid { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 48px; align-items: start; }
.legal aside { position: sticky; top: 96px; }
.legal-toc { display: grid; gap: 2px; font: 500 .72rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.legal-toc a { display: flex; gap: 10px; padding: 7px 0; color: var(--muted); border-bottom: 1px solid var(--hair); text-decoration: none; }
.legal-toc a:hover { color: var(--text); }
.legal-toc a span { opacity: .5; }
.legal article { max-width: 760px; }
.legal h1 { font-size: clamp(2.4rem, 5vw, 4rem); margin: 8px 0 6px; }
.legal h2 { font-size: 1.35rem; margin: 40px 0 10px; display: flex; gap: 14px; align-items: baseline; scroll-margin-top: 100px; }
.legal-n { font: 500 .72rem/1 var(--mono); color: var(--muted); letter-spacing: .1em; }
.legal section p, .legal section li { color: color-mix(in srgb, var(--text) 82%, transparent); line-height: 1.7; }
.legal section ul { padding-inline-start: 20px; }
.legal-note { margin: 18px 0; padding: 14px 18px !important; font-size: .9rem; }
@media (max-width: 900px) { .legal-grid { grid-template-columns: 1fr; gap: 20px; } .legal aside { position: static; } .legal-toc { grid-template-columns: 1fr 1fr; column-gap: 14px; } }
.legal section { padding: 0 !important; margin: 0; background: none !important; }
@media (max-width: 900px) { .legal aside { display: none; } }

.prov { display: flex; gap: 14px; font: 500 .6rem/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.node { border-radius: 0 !important; font-family: var(--mono); font-size: .7rem !important; letter-spacing: .04em; }
.node.on { background: var(--text) !important; color: var(--bg, #000) !important; border-color: var(--text) !important; }
html:is([data-theme="dark"],[data-theme="glass"]) .node.on { color: #000 !important; }
.conf i { background: var(--text) !important; }
/* preview notice is a status readout: it never blocks clicks */
.preview-ribbon { pointer-events: none !important; opacity: .85; }
@media (min-width: 901px) { .preview-ribbon { left: 50% !important; transform: translateX(-50%); bottom: 12px !important; border: 0 !important; background: transparent !important; -webkit-backdrop-filter: none; backdrop-filter: none; } }
.legal-m { display: none; }
@media (max-width: 900px) { .legal-m { display: block; padding: 12px 16px !important; } .legal-m .legal-toc { grid-template-columns: 1fr; margin-top: 8px; } }
/* region language suggestion */
.lang-ask { position: fixed; z-index: 70; left: 50%; top: 86px; transform: translateX(-50%); display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; max-width: min(760px, calc(100vw - 24px));
  padding: 10px 12px; border: 1px solid var(--line); background: var(--panel, rgba(4,4,6,.86)); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); font: 500 .72rem/1.3 var(--mono); color: var(--muted); }
.lang-ask .la-k { text-transform: uppercase; letter-spacing: .16em; color: var(--text); }
.lang-ask select { font: inherit; padding: 6px 8px; min-height: 0; width: auto; background: transparent; color: var(--text); border: 1px solid var(--line); }
.lang-ask .btn-sm { padding: 6px 12px; font-size: .72rem; }
.lang-ask .la-x { background: none; border: 0; color: var(--muted); font-size: 1.1rem; cursor: pointer; margin-inline-start: auto; }
@media (max-width: 820px) { .lang-ask { top: auto; bottom: calc(96px + env(safe-area-inset-bottom)); } .lang-ask select { font-size: 16px; } }
.hud-ret .lbl { top: -262px; left: -150px; background: rgba(0,0,0,.55); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); padding: 6px 10px; }

/* ===== fixes from the visitor videos (29 Oct) ===== */
/* Settings menu: solid panel (a blur inside the blurred nav does not work, so text showed through) and always inside the screen */
.menu { --panel: rgba(8,8,10,.97); -webkit-backdrop-filter: none !important; backdrop-filter: none !important; z-index: 80; }
:root:not([data-theme="dark"]):not([data-theme="glass"]) .menu { --panel: rgba(255,255,255,.98); }
@media (prefers-color-scheme: dark) { html[data-theme="auto"] .menu { --panel: rgba(8,8,10,.97); } }
@media (max-width: 620px) { .menu { position: fixed !important; top: 76px !important; right: 12px !important; left: 12px !important; min-width: 0 !important; max-height: calc(100vh - 190px); overflow: auto; } }
.menu .seg button.on { background: var(--text) !important; color: var(--bg, #000) !important; }
html:is([data-theme="dark"],[data-theme="glass"]) .menu .seg button.on { color: #000 !important; }
/* questions and answers are reading text, not labels */
summary { font-family: var(--display) !important; font-weight: 600; letter-spacing: -.01em; }
/* preview notice sits in the page flow at the very top, so it never covers the footer, forms or the dock */
#ribbon.preview-ribbon { position: relative !important; inset: auto !important; transform: none !important; left: auto !important; bottom: auto !important; max-width: none !important; width: 100%; text-align: center; white-space: normal !important;
  padding: 7px 12px !important; border: 0 !important; border-bottom: 1px solid var(--line) !important; background: transparent !important; z-index: 2; }
/* footer clears the phone dock */
@media (max-width: 820px) { footer { padding-bottom: calc(110px + env(safe-area-inset-bottom)) !important; } }
/* light theme: stronger contrast so it never looks washed out */
:root:not([data-theme="dark"]):not([data-theme="glass"]) { --muted: #3f3f3f; --line: rgba(0,0,0,.22); --tick: #000; }
@media (prefers-color-scheme: dark) { html[data-theme="auto"] { --muted: #9a9a9a; --line: rgba(255,255,255,.14); --tick: rgba(255,255,255,.85); } }
.menu { --panel: #08080a; }
:root:not([data-theme="dark"]):not([data-theme="glass"]) .menu { --panel: #ffffff; }
@media (prefers-color-scheme: dark) { html[data-theme="auto"] .menu { --panel: #08080a; } }
.nav .btn { white-space: nowrap; }
@media (max-width: 400px) { .nav .btn-primary { padding: 9px 12px; font-size: .7rem; letter-spacing: .08em; } }
footer a { color: var(--text) !important; opacity: .82; } footer a:hover { opacity: 1; }
.universe[data-mode="light"] .universe-img { opacity: .35; }
.universe[data-mode="light"] .universe-fx { opacity: .35; }