/* Orrerine — Lumyth-like launchpad layout on our own midnight + brass palette with our own marks: brass accents, a live orrery, Bodoni italic.
   Layout: centred hero over a wide orrery stage, FIG.01 card, agent cards, economy (viz left), steps row, FAQ split, dark closing. */
:root {
  --bg: #070A17;
  --paper: #0D1226;
  --ink: #ECE6D8;
  --ink-2: #C9CBD6;
  --muted: #98A0B8;
  --soft: #5E6684;
  --line: rgba(205, 163, 92, .18);
  --brass: #CDA35C;
  --brass-2: #F1D49A;
  --night: #0B1024;
  color-scheme: dark;
  --sans: "Sora", system-ui, -apple-system, "Segoe UI", sans-serif;
  --accent: "Bodoni Moda", Didot, Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --ease: cubic-bezier(.2, .7, .2, 1);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.7 var(--sans); overflow-x: hidden; }
a { color: inherit; }
button { font: inherit; }
a:focus-visible, summary:focus-visible, .btn:focus-visible, button:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-weight: 400; letter-spacing: -.03em; line-height: 1.04; margin: 0 0 .45em; text-wrap: balance; }
h1 { font-size: clamp(42px, 6.2vw, 84px); }
h2 { font-size: clamp(34px, 4.4vw, 56px); }
h3 { font-size: 21px; font-weight: 500; letter-spacing: -.01em; line-height: 1.3; }
em { font-family: var(--accent); font-style: italic; font-weight: 500; color: var(--brass); letter-spacing: -.01em; }
.soft { color: var(--soft); }
p { margin: 0 0 1em; }
.wrap { max-width: 1200px; margin: 0 auto; padding-left: max(24px, env(safe-area-inset-left, 0px)); padding-right: max(24px, env(safe-area-inset-right, 0px)); }
.narrow { max-width: 820px; }
.muted { color: var(--muted); }
.k { font: 500 11.5px/1.5 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin: 0 0 16px; }
.note { font: 500 12px/1.6 var(--mono); color: var(--soft); margin-top: 18px; }
.link { font-weight: 500; text-decoration: none; border-bottom: 1px solid var(--brass); padding-bottom: 2px; font-size: 15px; }
.link:hover { color: var(--brass); border-color: var(--brass); }

/* notice + header */
.notice { background: linear-gradient(90deg, rgba(205, 163, 92, .16), rgba(205, 163, 92, .04)); border-bottom: 1px solid var(--line); color: var(--muted); font-size: 13px; padding-top: env(safe-area-inset-top, 0px); }
.notice-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 40px; }
.notice b { color: var(--brass-2); font-weight: 500; }
.notice a { color: var(--brass-2); text-decoration: none; white-space: nowrap; }
.top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 30; background: rgba(7, 10, 23, .82); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 40; background: var(--bg); }
.bar { display: flex; align-items: center; gap: 32px; height: 66px; }
.brand { display: inline-flex; align-items: center; gap: 9px; text-decoration: none; font: 500 21px var(--sans); letter-spacing: -.03em; color: var(--ink); }
.brand .mark { color: var(--brass); transition: transform 1s var(--ease); }
.brand:hover .mark { transform: rotate(-200deg); }
.beta { font: 500 9.5px var(--mono); letter-spacing: .12em; text-transform: uppercase; font-style: normal; color: var(--muted); border: 1px solid var(--line); border-radius: 5px; padding: 1px 6px; }
.nav { display: flex; gap: 26px; font-size: 14px; }
.nav a { text-decoration: none; color: var(--muted); transition: color .2s; }
.nav a:hover { color: var(--ink); }
.bar-end { margin-left: auto; display: flex; align-items: center; gap: 18px; }
.demo { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: var(--muted); }
.demo i { width: 7px; height: 7px; border-radius: 50%; background: var(--brass); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(176, 138, 69, .6); } 70% { box-shadow: 0 0 0 8px rgba(176, 138, 69, 0); } 100% { box-shadow: 0 0 0 0 rgba(176, 138, 69, 0); } }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; height: 48px; padding: 0 24px; border-radius: 8px; text-decoration: none; font-weight: 500; font-size: 15px; white-space: nowrap; transition: transform .25s var(--ease), background .25s, color .25s, box-shadow .25s; }
.btn-sm { height: 40px; padding: 0 18px; font-size: 14px; }
.btn-dark { background: linear-gradient(135deg, var(--brass-2), var(--brass) 55%, #8C6A2E); color: #17120A; }
.btn-dark:hover { transform: translateY(-2px); box-shadow: 0 12px 28px -10px rgba(205, 163, 92, .6); }
.btn-ghost { color: var(--ink); padding: 0 6px; }
.btn-ghost:hover { color: var(--brass); }
.btn-light { background: linear-gradient(135deg, var(--brass-2), var(--brass) 55%, #8C6A2E); color: #17120A; }
.btn-light:hover { transform: translateY(-2px); background: var(--brass-2); }

/* hero: centred copy, wide orrery stage below */
.hero { position: relative; overflow: hidden; padding-top: 72px; background: radial-gradient(55% 55% at 50% 70%, rgba(205, 163, 92, .14), transparent 70%), radial-gradient(40% 50% at 10% 20%, rgba(80, 96, 190, .12), transparent 70%); }
.hero-grid-bg { position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 64px 64px; -webkit-mask: radial-gradient(70% 60% at 50% 30%, #000 20%, transparent 75%); mask: radial-gradient(70% 60% at 50% 30%, #000 20%, transparent 75%); opacity: .5; pointer-events: none; }
.hero-top { position: relative; text-align: center; }
.kicker { display: inline-flex; align-items: center; gap: 10px; font: 500 11.5px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 28px; animation: fade .9s var(--ease) both; }
.dot { width: 6px; height: 6px; background: var(--brass); border-radius: 50%; }
.hero h1 { animation: fade 1s .1s var(--ease) both; }
.hero-sub { max-width: 640px; margin: 22px auto 0; animation: fade 1s .25s var(--ease) both; }
.lead { font-size: 18px; color: var(--muted); }
.cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-top: 26px; }
@keyframes fade { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.orrery-stage { position: relative; height: clamp(360px, 46vw, 560px); margin-top: 10px; animation: fade 1.4s .35s var(--ease) both; }
.orrery { position: absolute; inset: 0; width: 100%; height: 100%; }
.stage-tags { position: absolute; left: 0; right: 0; bottom: 24px; display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; padding-inline: 16px; }
.stage-tags span { font: 500 11.5px var(--mono); letter-spacing: .08em; padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; background: rgba(13, 18, 38, .8); color: var(--ink-2); }
.stage-cap { position: absolute; right: max(24px, env(safe-area-inset-right, 0px)); top: 20px; font: 500 11px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--soft); margin: 0; }

/* sections */
.sec { padding-block: 110px; border-top: 1px solid var(--line); }
#engine { border-top: 0; padding-top: 40px; }
.sec-head { max-width: 700px; margin-bottom: 52px; }
.sec-head.two { max-width: none; display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: end; }
.js .rv { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease) var(--d, 0ms), transform .8s var(--ease) var(--d, 0ms); }
.js .rv.in { opacity: 1; transform: none; }

/* FIG. 01 card */
.fig { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.fig-head, .fig-foot { display: flex; align-items: center; gap: 18px; padding: 16px 24px; border-bottom: 1px solid var(--line); font-size: 14px; }
.fig-head .k { margin: 0; }
.fig-right { margin-left: auto; font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--soft); }
.replay { border: 1px solid var(--line); background: var(--bg); border-radius: 6px; padding: 4px 10px; cursor: pointer; color: var(--ink); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.replay:hover { border-color: var(--brass); }
.fig-body { display: grid; grid-template-columns: .8fr 1.2fr; }
.fig-copy { padding: 36px 32px; border-right: 1px solid var(--line); min-width: 0; }
.fig-diagram { padding: 24px; display: flex; align-items: center; justify-content: center; min-width: 0; }
.fig-foot { border-bottom: 0; border-top: 1px solid var(--line); justify-content: space-between; font: 500 11px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--soft); }

/* allocation bars (no numbers by design) */
.alloc { margin-top: 26px; }
.alloc-bar { display: flex; height: 10px; border-radius: 99px; overflow: hidden; background: var(--line); gap: 3px; }
.alloc-bar span { display: block; height: 100%; transform-origin: left; transform: scaleX(0); transition: transform 1.4s var(--ease); }
.alloc-bar .a1 { flex: 8; background: linear-gradient(90deg, var(--brass-2), var(--brass)); }
.alloc-bar .a2 { flex: 1; background: #6F86D6; transition-delay: .25s; }
.alloc-bar .a3 { flex: 1; background: var(--soft); transition-delay: .4s; }
.in .alloc-bar span, .no-js .alloc-bar span { transform: scaleX(1); }
.alloc-legend { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 18px; }
.alloc-legend div { display: flex; flex-direction: column; gap: 2px; font-size: 14px; }
.alloc-legend i { width: 10px; height: 10px; border-radius: 3px; margin-bottom: 6px; }
.alloc-legend .k1 { background: var(--brass); } .alloc-legend .k2 { background: #6F86D6; } .alloc-legend .k3 { background: var(--soft); }
.alloc-legend b { font-weight: 500; }
.alloc-legend span { color: var(--muted); font-size: 13px; }
.alloc.big .alloc-bar { height: 56px; border-radius: 10px; }

/* engine svg */
.engine-svg { width: 100%; height: auto; display: block; }
.engine-v { display: none; }
.engine-svg .wires path { stroke: rgba(205, 163, 92, .22); stroke-width: 1.5; }
.engine-svg .flow use { fill: none; stroke: var(--brass); stroke-width: 2.2; stroke-linecap: round; stroke-dasharray: 8 18; animation: flow 1.5s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -52; } }
.engine-svg .card rect { fill: var(--paper); stroke: var(--line); }
.engine-svg .card.dark rect { fill: var(--brass); stroke: var(--brass); }
.engine-svg text { fill: var(--ink); font-family: var(--sans); }
.engine-svg .k { font: 500 10.5px var(--mono); letter-spacing: .12em; fill: var(--muted); }
.engine-svg .k.inv { fill: #17120A; }
.engine-svg .c { text-anchor: middle; }
.engine-svg .big { font-size: 26px; font-weight: 400; letter-spacing: -.02em; }
.engine-svg .m { font-size: 16px; font-weight: 500; }
.engine-svg .s { font-size: 12px; fill: var(--muted); }
.engine-svg .orb { fill: none; stroke: var(--brass); stroke-width: 1.4; opacity: .7; animation: dim 6s ease-in-out infinite; }
.engine-svg .o2 { animation-delay: -2s; } .engine-svg .o3 { animation-delay: -4s; }
@keyframes dim { 50% { opacity: .25; } }
.engine-svg .sun { fill: var(--brass-2); stroke: var(--brass); stroke-width: 2; filter: drop-shadow(0 0 12px rgba(230, 194, 127, .9)); animation: glow 3s ease-in-out infinite; }
@keyframes glow { 50% { filter: drop-shadow(0 0 22px rgba(230, 194, 127, 1)); } }

/* agents */
.agents { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.agent { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 26px; transition: transform .35s var(--ease), box-shadow .35s; }
.agent:hover { transform: translateY(-6px); box-shadow: 0 24px 48px -28px rgba(0, 0, 0, .8); border-color: rgba(205, 163, 92, .45); }
.agent-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 18px; }
.agent-art .planet { width: 84px; height: 84px; animation: bob 6s ease-in-out infinite; }
.agent:nth-child(2) .planet { animation-delay: -2s; }
.agent:nth-child(3) .planet { animation-delay: -4s; }
@keyframes bob { 50% { translate: 0 -6px; } }
.mcap { text-align: right; display: flex; flex-direction: column; }
.mcap .k { margin: 0 0 4px; font-size: 10px; }
.mcap b { font-size: 24px; font-weight: 400; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.mcap i { font-style: normal; font-size: 13px; color: #6FD3A2; }
.agent h3 { font-size: 26px; font-weight: 400; margin-bottom: 2px; }
.agent .k { margin-bottom: 12px; }

/* economy */
.eco { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.eco-viz { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 34px; }
.eco-viz .alloc { margin-top: 0; }

/* steps row */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--brass); }
.step { padding: 28px 28px 8px 0; }
.step + .step { padding-left: 28px; border-left: 1px solid var(--line); }
.step-n { display: block; font: 500 12px var(--mono); color: var(--brass); margin-bottom: 30px; }
.step h3 { font-size: 24px; font-weight: 400; }

/* faq */
.faq-wrap { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: start; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; font-size: 18px; font-weight: 500; padding: 22px 44px 22px 0; position: relative; }
.faq summary:hover { color: var(--brass); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 16px; font: 300 26px var(--sans); color: var(--brass); transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 18px; max-width: 40em; margin: 0; }

/* closing */
.closing { background: radial-gradient(60% 80% at 80% 50%, rgba(205, 163, 92, .12), transparent 70%), var(--night); border-top: 1px solid var(--line); color: #E9E7E1; padding-block: 110px; overflow: hidden; }
.closing-row { display: grid; grid-template-columns: 1.3fr .7fr; align-items: center; gap: 40px; }
.closing p:not(.k) { color: #A9ABB4; max-width: 30em; margin-bottom: 28px; }
.k.inv { color: #8D90A0; }
.closing em { color: var(--brass-2); }
.closing-mark { color: var(--brass); justify-self: center; opacity: .9; }
.closing-mark .mark { animation: turn 40s linear infinite; filter: drop-shadow(0 0 30px rgba(230, 194, 127, .25)); }
@keyframes turn { to { transform: rotate(360deg); } }

/* inner pages */
.page { padding-block: 110px; }
.page.center { text-align: center; }
.nf { display: grid; place-items: center; margin-bottom: 20px; }
.prose { margin: 10px 0 30px; }
.prose p { color: var(--ink-2); }

/* footer */
.foot { border-top: 1px solid var(--line); padding-block: 44px; color: var(--muted); font-size: 14px; }
.foot-grid { display: grid; grid-template-columns: 1fr auto; gap: 16px 40px; align-items: start; }
.foot-grid p { margin: 8px 0 0; }
.foot-nav { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.foot-nav a { text-decoration: none; }
.foot-nav a:hover { color: var(--ink); }
.fine { grid-column: 1 / -1; font: 500 11.5px/1.7 var(--mono); border-top: 1px solid var(--line); padding-top: 18px; margin-top: 10px !important; }
.fine a { color: var(--brass); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .rv { opacity: 1; transform: none; }
  .alloc-bar span { transform: none; }
}

@media (max-width: 980px) {
  .nav, .demo { display: none; }
  .fig-body, .eco, .faq-wrap, .closing-row, .sec-head.two { grid-template-columns: 1fr; gap: 32px; }
  .fig-copy { border-right: 0; border-bottom: 1px solid var(--line); }
  .agents { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step, .step + .step { padding: 24px 0 6px; border-left: 0; border-bottom: 1px solid var(--line); }
  .closing-mark { display: none; }
  .sec { padding-block: 80px; }
  .foot-grid { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .engine-svg:not(.engine-v) { display: none; }
  .engine-v { display: block; max-width: 360px; }
}
@media (max-width: 600px) {
  .wrap { padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
  .notice-row a { display: none; }
  .notice-row span { font-size: 12px; }
  .hero { padding-top: 48px; }
  .stage-cap { display: none; }
  .alloc-legend { grid-template-columns: 1fr; }
  .fig-head { flex-wrap: wrap; }
  .fig-right { margin-left: 0; }
}
.engine-svg .lbl-bg { fill: var(--paper); }