/* astrapatch landing page: premium glass over deep space */
html { scroll-behavior: smooth; }
.site {
  --glass-bg: linear-gradient(180deg, rgba(255,255,255,0.075) 0%, rgba(255,255,255,0.025) 100%);
  --glass-bd: rgba(255,255,255,0.11);
  --glass-bd-hi: rgba(255,255,255,0.22);
  --glass-hi: inset 0 1px 0 rgba(255,255,255,0.14);
  --glass-shadow: 0 24px 70px rgba(0,0,0,0.45);
  --blue: #b7b7b7;
  --blue-dim: rgba(183,183,183,0.18);
  --ink-2: #b9bfcc;
  --ink-3: #a4a4a4;
  --r-lg: 22px; --r-md: 16px; --r-sm: 10px;
  position: relative; background: #02040a; color: #fff; font-family: var(--font-sans); -webkit-font-smoothing: antialiased; overflow-x: clip;
}
.site *, .site *::before, .site *::after { box-sizing: border-box; }
.site a { color: inherit; }
.site :focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ---------- Space backdrop ---------- */
.space { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.space__neb { position: absolute; inset: -20%; background:
  radial-gradient(40% 35% at 78% 22%, rgba(86,86,86,0.30), transparent 70%),
  radial-gradient(35% 30% at 12% 70%, rgba(87,87,87,0.20), transparent 70%),
  radial-gradient(30% 25% at 55% 95%, rgba(255,90,99,0.10), transparent 70%),
  radial-gradient(60% 50% at 50% 50%, rgba(20,20,20,0.6), transparent 80%);
  animation: neb 60s ease-in-out infinite alternate; }
.space__s1, .space__s2 { position: absolute; inset: -1024px 0 0 0; background-repeat: repeat; }
.space__s1 { background-size: 1024px 1024px; opacity: .85; animation: drift 240s linear infinite; }
.space__s2 { background-size: 1024px 1024px; animation: drift 150s linear infinite, twinkle 5s ease-in-out infinite alternate; }
.space__vig { position: absolute; inset: 0; background: radial-gradient(120% 90% at 50% 40%, transparent 50%, rgba(0,0,0,0.65) 100%); }
@keyframes drift { from { transform: translateY(0); } to { transform: translateY(1024px); } }
@keyframes twinkle { from { opacity: .55; } to { opacity: 1; } }
@keyframes neb { from { transform: translate3d(0,0,0) scale(1); } to { transform: translate3d(-3%,2%,0) scale(1.08); } }
.content { position: relative; z-index: 1; }

/* ---------- Glass ---------- */
.glass { background: var(--glass-bg); border: 1px solid var(--glass-bd); border-radius: var(--r-lg); box-shadow: var(--glass-hi), var(--glass-shadow); backdrop-filter: blur(22px) saturate(150%); -webkit-backdrop-filter: blur(22px) saturate(150%); position: relative; }
.glass--hover { transition: border-color .3s, transform .3s cubic-bezier(.2,.7,.2,1), background .3s; }
.glass--hover:hover { border-color: var(--glass-bd-hi); transform: translateY(-3px); background: linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.035)); }
.glass--hover::after { content: ""; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none; opacity: 0; transition: opacity .3s; background: radial-gradient(60% 50% at 50% 0%, rgba(183,183,183,0.14), transparent 70%); }
.glass--hover:hover::after { opacity: 1; }

/* ---------- Layout and type ---------- */
.wrap { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 32px; }
.sec { padding: 140px 0; position: relative; }
.lbl { font: 500 12px/1.4 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-2); display: inline-flex; align-items: center; gap: 12px; }
.lbl b { color: var(--accent); font-weight: 500; }
.lbl i { display: inline-block; width: 36px; height: 1px; background: linear-gradient(90deg, rgba(255,255,255,0.4), transparent); }
.chip { display: inline-flex; align-items: center; gap: 10px; padding: 8px 14px 8px 10px; border-radius: 999px; font: 500 12px/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); }
.chip i { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); flex: none; }
.h-xl { margin: 0; font: 500 clamp(54px, 7.6vw, 108px)/0.94 var(--font-display); letter-spacing: -0.045em;
  background: linear-gradient(180deg, #ffffff 30%, #d4d4d4 110%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.h-lg { margin: 0; font: 500 clamp(42px, 6vw, 80px)/0.98 var(--font-display); letter-spacing: -0.035em;
  background: linear-gradient(180deg, #ffffff 40%, #e3e3e3 120%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.h2 { margin: 0; font: 500 clamp(34px, 4.6vw, 56px)/1.02 var(--font-display); letter-spacing: -0.03em; }
.h3 { margin: 0; font: 500 22px/1.25 var(--font-display); letter-spacing: -0.01em; }
.lead { margin: 0; font: 400 clamp(17px, 1.5vw, 19px)/1.6 var(--font-sans); color: var(--ink-2); max-width: 58ch; }
.body { margin: 0; font: 400 15.5px/1.6 var(--font-sans); color: var(--ink-2); }
.small { margin: 0; font: 400 13.5px/1.5 var(--font-sans); color: var(--ink-3); }
.mono { font-family: var(--font-mono); }
.head { display: grid; gap: 22px; max-width: 800px; margin-bottom: 64px; }
.head--c { margin-left: auto; margin-right: auto; text-align: center; justify-items: center; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; font: 500 15px/1.2 var(--font-sans); padding: 12px 24px; border-radius: 12px; border: 1px solid transparent; cursor: pointer; text-decoration: none; white-space: nowrap; transition: background-color .2s, border-color .2s, box-shadow .2s, transform .2s; }
.site .btn--primary { background: linear-gradient(180deg, #ff6b73, #ff4f59); color: #000; box-shadow: 0 10px 34px rgba(255,90,99,0.38), inset 0 1px 0 rgba(255,255,255,0.35); }
.site .btn--primary:hover { box-shadow: 0 14px 44px rgba(255,90,99,0.55), inset 0 1px 0 rgba(255,255,255,0.35); transform: translateY(-1px); }
.site .btn--glass { color: #fff; background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.16); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: inset 0 1px 0 rgba(255,255,255,0.12); }
.site .btn--glass:hover { background: rgba(255,255,255,0.11); border-color: rgba(255,255,255,0.3); }
.btn--sm { min-height: 40px; padding: 8px 16px; font-size: 14px; border-radius: 10px; }
.btn .arr { transition: transform .2s; }
.btn:hover .arr { transform: translateX(3px); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.soon { font: 500 9.5px/1 var(--font-mono); letter-spacing: .12em; color: var(--ink-3); border: 1px solid rgba(255,255,255,0.14); padding: 3px 6px; border-radius: 6px; margin-left: 4px; }

/* ---------- Header ---------- */
.hdr { position: sticky; top: 14px; z-index: 30; padding: 0 20px; }
.hdr__bar { max-width: 1240px; margin: 0 auto; height: 64px; display: flex; align-items: center; gap: 20px; padding: 0 12px 0 22px; border-radius: 10px; }
.hdr__logo { display: block; flex: none; }
.hdr__logo img { height: 17px; width: auto; display: block; }
.hdr__nav { display: flex; gap: 2px; flex: 1 1 auto; justify-content: center; min-width: 0; }
.site .hdr__nav a { font: 500 14px/1 var(--font-sans); color: var(--ink-2); text-decoration: none; padding: 10px 14px; border-radius: 10px; transition: background .2s, color .2s; }
.site .hdr__nav a:hover { color: #fff; background: rgba(255,255,255,0.07); }
.hdr__act { display: flex; gap: 8px; flex: none; }
.hdr__menu { display: none; flex: none; }
.sheet { max-width: 1240px; margin: 10px auto 0; padding: 12px 20px 20px; border-radius: 18px; }
.sheet nav { display: grid; }
.site .sheet nav a { font: 500 22px/1 var(--font-display); text-decoration: none; padding: 18px 4px; border-bottom: 1px solid rgba(255,255,255,0.08); }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 940px; padding: 120px 0 80px; display: flex; align-items: center; }
.hero__grid { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; align-items: center; }
.hero__copy { position: relative; z-index: 2; display: grid; gap: 30px; }
.hero__meta { display: flex; flex-wrap: wrap; gap: 8px; }
.hero__meta span { font: 500 11px/1 var(--font-mono); letter-spacing: .16em; color: var(--ink-2); padding: 10px 14px; border-radius: 999px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.1); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.globe { position: relative; width: 760px; height: 760px; margin-right: -180px; justify-self: end; }
.globe__glow { position: absolute; inset: -14%; border-radius: 50%; background: radial-gradient(closest-side, rgba(164,164,164,0.38), rgba(117,117,117,0.12) 60%, transparent 100%); filter: blur(10px); animation: breathe 8s ease-in-out infinite alternate; }
.globe__fallback { position: absolute; inset: 0; border-radius: 50%; background: radial-gradient(circle at 32% 30%, #757575 0%, #353535 38%, #131313 70%, #010409 100%); box-shadow: inset -60px -40px 120px rgba(0,0,0,0.85); }
.globe canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.globe__rim { position: absolute; inset: -2px; border-radius: 50%; box-shadow: inset 0 0 40px rgba(197,197,197,0.45), 0 0 70px rgba(164,164,164,0.35); pointer-events: none; }
.orbit { position: absolute; inset: -12%; width: 124%; height: 124%; overflow: visible; pointer-events: none; }
.orbit .path { fill: none; stroke: rgba(255,255,255,0.18); stroke-width: 1; stroke-dasharray: 2 7; }
.orbit .sat { fill: #fff; }
.orbit .sat-halo { fill: var(--accent); opacity: .35; }
.tele { position: absolute; z-index: 3; padding: 14px 16px; border-radius: 16px; display: grid; gap: 6px; min-width: 210px; animation: float 7s ease-in-out infinite alternate; }
.tele__k { display: flex; align-items: center; gap: 8px; font: 500 10.5px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.tele__v { font: 500 15px/1.3 var(--font-display); color: #fff; }
.tele__dot { width: 7px; height: 7px; border-radius: 50%; flex: none; }
.tele--a { top: 16%; left: -4%; }
.tele--b { bottom: 18%; left: 2%; animation-delay: -3s; }
.tele--c { top: 6%; right: 26%; animation-delay: -5s; }
@keyframes float { from { transform: translateY(0); } to { transform: translateY(-12px); } }
@keyframes breathe { from { opacity: .75; transform: scale(1); } to { opacity: 1; transform: scale(1.04); } }

/* principle strip */
.strip { margin-top: -20px; position: relative; z-index: 2; }
.strip__in { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-radius: 20px; overflow: hidden; }
.strip__i { padding: 22px 24px; display: grid; gap: 6px; border-right: 1px solid rgba(255,255,255,0.08); }
.strip__i:last-child { border-right: 0; }
.strip__k { font: 500 15px/1.2 var(--font-display); }

/* motion */
@keyframes rise { from { opacity: 0; transform: translateY(16px); filter: blur(6px); } to { opacity: 1; transform: none; filter: none; } }
.rise { animation: rise .9s cubic-bezier(.2,.7,.2,1) both; }
.d1 { animation-delay: .12s; } .d2 { animation-delay: .26s; } .d3 { animation-delay: .4s; } .d4 { animation-delay: .55s; }

/* ---------- Challenge ---------- */
.split { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 72px; align-items: start; }
.cons { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.con { padding: 28px; display: grid; gap: 14px; align-content: start; min-height: 210px; }
.con__ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(183,183,183,0.10); border: 1px solid rgba(183,183,183,0.25); color: var(--blue); }
.con__ico svg { width: 22px; height: 22px; stroke: currentColor; fill: none; stroke-width: 1.5; }
.con__k { font: 500 13px/1.4 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; }
.pull { margin: 0; padding: 26px 28px; font: 500 21px/1.4 var(--font-display); letter-spacing: -0.01em; }
.pull em { font-style: normal; color: var(--accent); }

/* ---------- Pipeline ---------- */
.pipe { position: relative; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.pipe::before { content: ""; position: absolute; left: 4%; right: 4%; top: 50%; height: 1px; background: linear-gradient(90deg, transparent, rgba(183,183,183,0.5), rgba(255,90,99,0.5), transparent); z-index: 0; }
.stg { all: unset; box-sizing: border-box; cursor: pointer; position: relative; z-index: 1; display: grid; gap: 10px; align-content: start; padding: 22px 18px; min-height: 150px; border-radius: 18px; background: rgba(10,14,26,0.55); border: 1px solid rgba(255,255,255,0.10); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); box-shadow: inset 0 1px 0 rgba(255,255,255,0.08); transition: border-color .25s, box-shadow .25s, transform .25s, background .25s; }
.stg:hover { border-color: rgba(255,255,255,0.24); transform: translateY(-2px); }
.stg:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.stg__n { font: 500 11px/1 var(--font-mono); color: var(--ink-3); letter-spacing: .12em; }
.stg__k { font: 500 14px/1.2 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; }
.stg__s { font: 400 13px/1.45 var(--font-sans); color: var(--ink-3); }
.stg__node { width: 10px; height: 10px; border-radius: 50%; margin-top: auto; }
.pdet { margin-top: 16px; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 1fr); gap: 40px; padding: 40px; }
.pdet ul { margin: 16px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.pdet li { font: 400 13.5px/1.5 var(--font-mono); color: #d9dde6; padding: 10px 14px; border-radius: 10px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.07); }
.note { display: flex; gap: 10px; align-items: center; margin-top: 20px; }

/* status */
.st { display: inline-flex; align-items: center; gap: 8px; font: 500 10.5px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); padding: 6px 10px; border-radius: 999px; border: 1px solid rgba(255,255,255,0.10); background: rgba(255,255,255,0.03); white-space: nowrap; }
.st i { width: 6px; height: 6px; border-radius: 50%; border: 1.5px dashed var(--ink-3); flex: none; }
.st--exp i { border: 0; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.st--exp { color: var(--ink-2); }
.st--dev i { border: 0; background: var(--blue); box-shadow: 0 0 8px var(--blue); }
.st--dev { color: var(--ink-2); }

/* ---------- Modules bento ---------- */
.mods { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 16px; }
.mod { padding: 32px; display: grid; gap: 14px; align-content: start; min-height: 320px; overflow: hidden; }
.mod--a { grid-column: span 7; } .mod--b { grid-column: span 5; } .mod--c, .mod--d, .mod--e { grid-column: span 4; } .mod--f { grid-column: span 12; min-height: 0; }
.mod__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.mod__ico { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.02)); border: 1px solid rgba(255,255,255,0.14); }
.mod__ico svg { width: 26px; height: 26px; stroke: #e6ecf7; fill: none; stroke-width: 1.4; }
.mod__ico .r { stroke: var(--accent); }
.mod__n { font: 500 11px/1 var(--font-mono); color: var(--ink-3); letter-spacing: .12em; }
.mod__art { position: absolute; right: -60px; bottom: -60px; width: 260px; height: 260px; border-radius: 50%; border: 1px solid rgba(183,183,183,0.18); pointer-events: none; }
.mod__art::before { content: ""; position: absolute; inset: 40px; border-radius: 50%; border: 1px dashed rgba(183,183,183,0.18); }
.mod__art::after { content: ""; position: absolute; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 14px var(--accent); top: 36px; left: 64px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 12px; position: relative; }
.tag { font: 500 11px/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); padding: 6px 10px; border-radius: 8px; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.10); }
.site .lnk { font: 500 13.5px/1 var(--font-sans); color: var(--ink-2); text-decoration: none; display: inline-flex; align-items: center; gap: 6px; position: relative; }
.site .lnk:hover { color: #fff; }
.mod--f .mod__body { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: end; }

/* ---------- Terminal ---------- */
.dev { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 64px; align-items: center; }
.dev__pts { display: grid; gap: 10px; margin-top: 10px; }
.dev__pt { padding: 16px 18px; border-radius: 14px; display: grid; grid-template-columns: 130px 1fr; gap: 14px; align-items: center; }
.term { overflow: hidden; border-radius: 20px; background: linear-gradient(180deg, rgba(14,18,30,0.78), rgba(8,10,18,0.72)); border: 1px solid rgba(255,255,255,0.12); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); box-shadow: inset 0 1px 0 rgba(255,255,255,0.10), 0 40px 100px rgba(0,0,0,0.55), 0 0 0 1px rgba(0,0,0,0.4); }
.term__bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 12px; border-bottom: 1px solid rgba(255,255,255,0.08); flex-wrap: wrap; }
.term__tabs { display: flex; gap: 4px; padding: 4px; border-radius: 12px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.07); overflow-x: auto; }
.ttab { all: unset; cursor: pointer; font: 500 12px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; padding: 10px 14px; border-radius: 9px; transition: background .2s, color .2s; }
.ttab:hover { color: #fff; }
.ttab:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.term__body { margin: 0; padding: 28px 26px; min-height: 340px; font: 400 14px/1.85 var(--font-mono); color: #d9dde6; overflow-x: auto; }
.term__line { display: block; white-space: pre; }
.c-p { color: var(--ink-3); } .c-c { color: #fff; } .c-f { color: var(--accent); } .c-m { color: var(--ink-3); } .c-s { color: var(--blue); }
.cursor { display: inline-block; width: 8px; height: 17px; background: var(--accent); vertical-align: -3px; animation: blink 1.1s steps(1) infinite; box-shadow: 0 0 10px var(--accent); }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Architecture ---------- */
.arch { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 16px; }
.arch__layers { padding: 10px; display: grid; gap: 0; }
.layer { display: grid; grid-template-columns: 140px minmax(0, 1fr); align-items: center; position: relative; padding: 14px 12px; }
.layer + .layer { border-top: 1px dashed rgba(255,255,255,0.08); }
.layer__k { font: 500 11px/1.4 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); }
.layer__nodes { display: flex; flex-wrap: wrap; gap: 10px; }
.node { all: unset; box-sizing: border-box; cursor: pointer; font: 400 13.5px/1.3 var(--font-sans); padding: 11px 16px; min-height: 44px; display: inline-flex; align-items: center; gap: 10px; border-radius: 12px; border: 1px solid rgba(255,255,255,0.10); transition: border-color .2s, background-color .2s, box-shadow .2s; }
.node:hover { border-color: rgba(255,255,255,0.28); }
.node:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.node i { width: 7px; height: 7px; border-radius: 50%; flex: none; }
.arch__det { padding: 30px; display: grid; gap: 20px; align-content: start; }
.kv { display: grid; gap: 10px; }
.kv ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.kv li { font: 400 13px/1.5 var(--font-mono); color: #d9dde6; padding: 9px 12px; border-radius: 10px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.07); }
.ints { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 16px; }
.int { padding: 24px; display: grid; gap: 12px; }
.int__name { font: 500 20px/1.2 var(--font-display); }

/* ---------- Research ---------- */
.res { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.res__i { padding: 32px; display: grid; grid-template-columns: 56px 1fr; gap: 18px; }
.res__n { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; font: 500 12px/1 var(--font-mono); color: var(--blue); border: 1px solid rgba(183,183,183,0.3); background: rgba(183,183,183,0.08); }
.pubs { margin-top: 16px; padding: 28px 32px; display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 24px; }
.pubs__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.pub { display: flex; justify-content: space-between; gap: 12px; padding: 14px 16px; border-radius: 12px; background: rgba(255,255,255,0.03); border: 1px dashed rgba(255,255,255,0.12); align-items: center; flex-wrap: wrap; }
.pub__k { font: 400 15px/1.4 var(--font-sans); color: var(--ink-2); }

/* ---------- Open source ---------- */
.contrib { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 72px; align-items: center; }
.clist { margin: 0; padding: 12px; list-style: none; counter-reset: c; display: grid; gap: 4px; }
.clist li { counter-increment: c; padding: 15px 16px; border-radius: 12px; display: grid; grid-template-columns: 44px 1fr; font: 400 16px/1.5 var(--font-sans); transition: background .2s; }
.clist li:hover { background: rgba(255,255,255,0.05); }
.clist li::before { content: counter(c, decimal-leading-zero); font: 500 12px/24px var(--font-mono); color: var(--accent); }

/* ---------- Roadmap ---------- */
.road { position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; padding-top: 44px; }
.road::before { content: ""; position: absolute; left: 0; right: 0; top: 14px; height: 1px; background: linear-gradient(90deg, var(--accent), rgba(183,183,183,0.6) 25%, rgba(255,255,255,0.12) 70%, transparent); }
.ph { position: relative; padding: 24px 22px; display: grid; gap: 14px; align-content: start; }
.ph__dot { position: absolute; top: -37px; left: 22px; width: 15px; height: 15px; border-radius: 50%; background: #02040a; border: 1.5px dashed rgba(255,255,255,0.35); }
.ph--next .ph__dot { border: 0; background: var(--accent); box-shadow: 0 0 0 5px rgba(255,90,99,0.18), 0 0 20px var(--accent); }
.ph--next { border-color: rgba(255,90,99,0.35); }
.ph ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.ph li { font: 400 14px/1.45 var(--font-sans); color: var(--ink-2); padding-left: 16px; position: relative; }
.ph li::before { content: ""; position: absolute; left: 0; top: .6em; width: 5px; height: 5px; border-radius: 50%; background: rgba(255,255,255,0.3); }

/* ---------- CTA with Earth horizon ---------- */
.cta { position: relative; padding: 160px 0 0; text-align: center; overflow: hidden; }
.cta__in { position: relative; z-index: 2; display: grid; gap: 28px; justify-items: center; }
.horizon { position: relative; height: 380px; margin-top: 40px; }
.horizon__earth { position: absolute; left: 50%; top: 90px; width: 2400px; height: 2400px; margin-left: -1200px; border-radius: 50%;
  background: radial-gradient(circle at 50% 0%, #919191 0%, #484848 6%, #262626 14%, #111111 26%, #02060f 42%);
  box-shadow: 0 -2px 0 rgba(240,240,240,0.85), 0 -10px 40px rgba(184,184,184,0.75), 0 -40px 120px rgba(155,155,155,0.45), 0 -80px 240px rgba(117,117,117,0.25);
  animation: horizon 18s ease-in-out infinite alternate; }
.horizon__earth::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: radial-gradient(18% 4% at 62% 1.2%, rgba(255,255,255,0.55), transparent 100%); mix-blend-mode: screen; }
.horizon__sun { position: absolute; left: 62%; top: 72px; width: 14px; height: 14px; border-radius: 50%; background: #fff; box-shadow: 0 0 30px 10px rgba(255,255,255,0.8), 0 0 120px 40px rgba(210,210,210,0.5); }
@keyframes horizon { from { transform: translateY(0); } to { transform: translateY(-10px); } }

/* ---------- Footer ---------- */
.ftr { position: relative; z-index: 2; margin-top: -140px; padding: 0 0 32px; }
.ftr__card { padding: 44px 40px 28px; }
.ftr__top { display: grid; grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(0, 1fr)); gap: 40px; padding-bottom: 36px; }
.ftr h4 { margin: 0 0 16px; font: 500 11px/1.4 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); }
.ftr ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.site .ftr a { font: 400 14.5px/1.4 var(--font-sans); color: var(--ink-2); text-decoration: none; }
.site .ftr a:hover { color: #fff; }
.ftr__bot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.08); }

@media (prefers-reduced-motion: reduce) {
  .rise, .tele, .globe__glow, .space__neb, .space__s1, .space__s2, .horizon__earth, .cursor { animation: none !important; }
  .orbit .sat-move { display: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .hdr__nav, .hdr__gh { display: none; }
  .hdr__act { margin-left: auto; }
  .hdr__menu { display: inline-flex; }
  .globe { width: 620px; height: 620px; margin-right: -160px; }
  .pdet { grid-template-columns: 1fr 1fr; } .pdet > :first-child { grid-column: 1 / -1; }
  .arch { grid-template-columns: 1fr; }
  .road { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 56px; }
  .road::before { display: none; }
}
@media (max-width: 980px) {
  .hero { min-height: 0; padding: 40px 0 60px; }
  .hero__grid, .split, .dev, .contrib { grid-template-columns: 1fr; }
  .globe { order: -1; width: 520px; height: 520px; margin: 0 auto; justify-self: center; }
  .tele--c { display: none; }
  .strip__in { grid-template-columns: 1fr 1fr; }
  .strip__i:nth-child(2) { border-right: 0; } .strip__i:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,0.08); }
  .mod--a, .mod--b { grid-column: span 12; } .mod--c, .mod--d { grid-column: span 6; } .mod--e { grid-column: span 12; }
  .pipe { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .pipe::before { display: none; }
  .ftr__top { grid-template-columns: 1fr 1fr; }
  .pubs { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  .hdr { top: 10px; padding: 0 10px; }
  .hdr__bar { padding: 0 8px 0 18px; height: 58px; }
  .hdr__act { display: none; }
  .hdr__menu { margin-left: auto; }
  .sec { padding: 96px 0; }
  .globe { width: 340px; height: 340px; }
  .tele { min-width: 0; padding: 10px 12px; }
  .tele__v { font-size: 13px; }
  .tele--a { top: 4%; left: -2%; } .tele--b { bottom: 0; left: auto; right: -2%; }
  .strip__in { grid-template-columns: 1fr; }
  .strip__i { border-right: 0; border-bottom: 1px solid rgba(255,255,255,0.08); } .strip__i:last-child { border-bottom: 0; }
  .cons, .res, .ints, .pubs__list { grid-template-columns: 1fr; }
  .con { min-height: 0; padding: 22px; }
  .mod--c, .mod--d { grid-column: span 12; }
  .mod { min-height: 0; padding: 24px; }
  .mod--f .mod__body { grid-template-columns: 1fr; gap: 16px; }
  .pipe { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stg { min-height: 0; padding: 16px; }
  .pdet { grid-template-columns: 1fr; padding: 22px; gap: 22px; }
  .layer { grid-template-columns: 1fr; gap: 10px; }
  .road { grid-template-columns: 1fr; row-gap: 16px; padding-top: 0; }
  .ph__dot { display: none; }
  .dev__pt { grid-template-columns: 1fr; gap: 4px; }
  .res__i { padding: 22px; grid-template-columns: 1fr; }
  .term__body { font-size: 12px; padding: 20px 16px; }
  .horizon { height: 260px; }
  .ftr { margin-top: -100px; }
  .ftr__card { padding: 28px 22px 22px; }
  .ftr__top { grid-template-columns: 1fr 1fr; }
  .ftr__top > :first-child { grid-column: 1 / -1; }
}


/* ================= Blueprint layer ================= */
.site {
  --glass-bg: linear-gradient(180deg, rgba(190,190,190,0.065) 0%, rgba(190,190,190,0.015) 100%);
  --glass-bd: rgba(207,207,207,0.16);
  --glass-bd-hi: rgba(227,227,227,0.42);
  --glass-hi: inset 0 1px 0 rgba(243,243,243,0.08);
  --glass-shadow: 0 20px 60px rgba(0,0,0,0.40);
  --blue: #d9d9d9;
  --r-lg: 6px; --r-md: 5px; --r-sm: 4px;
  background: #03060d;
}
.space__neb { background:
  radial-gradient(45% 40% at 76% 22%, rgba(81,81,81,0.22), transparent 70%),
  radial-gradient(55% 45% at 15% 75%, rgba(49,49,49,0.16), transparent 75%); }
.space__s1 { opacity: .35; }
@keyframes twinkle { from { opacity: .2; } to { opacity: .55; } }
.space__grid { position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(190,190,190,0.075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(190,190,190,0.075) 1px, transparent 1px),
    linear-gradient(rgba(190,190,190,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(190,190,190,0.03) 1px, transparent 1px);
  background-size: 160px 160px, 160px 160px, 32px 32px, 32px 32px;
  -webkit-mask-image: radial-gradient(90% 70% at 50% 35%, #000 20%, transparent 100%);
  mask-image: radial-gradient(90% 70% at 50% 35%, #000 20%, transparent 100%); }
.glass--hover:hover { background: linear-gradient(180deg, rgba(190,190,190,0.10), rgba(190,190,190,0.03)); }
.glass--hover::after { background: radial-gradient(60% 50% at 50% 0%, rgba(207,207,207,0.12), transparent 70%); }

/* corner registration marks */
.bp { border-radius: 3px; }
.bp::before { content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 1;
  --m: rgba(230,230,230,0.75);
  background:
    linear-gradient(var(--m), var(--m)) 0 0 / 14px 1px, linear-gradient(var(--m), var(--m)) 0 0 / 1px 14px,
    linear-gradient(var(--m), var(--m)) 100% 0 / 14px 1px, linear-gradient(var(--m), var(--m)) 100% 0 / 1px 14px,
    linear-gradient(var(--m), var(--m)) 0 100% / 14px 1px, linear-gradient(var(--m), var(--m)) 0 100% / 1px 14px,
    linear-gradient(var(--m), var(--m)) 100% 100% / 14px 1px, linear-gradient(var(--m), var(--m)) 100% 100% / 1px 14px;
  background-repeat: no-repeat; }
.strip__in.bp, .clist.bp { overflow: visible; }

/* type and controls */
.h-xl { background: linear-gradient(180deg, #ffffff 35%, #e8e8e8 115%); -webkit-background-clip: text; background-clip: text; }
.h-lg { background: linear-gradient(180deg, #ffffff 40%, #e8e8e8 120%); -webkit-background-clip: text; background-clip: text; }
.btn { border-radius: 6px; }
.btn--sm { border-radius: 6px; }
.site .btn--primary { background: #ff5a63; box-shadow: 0 0 0 1px rgba(255,90,99,0.35), 0 8px 24px rgba(255,90,99,0.16); }
.site .btn--primary:hover { background: #ff6d75; box-shadow: 0 0 0 1px rgba(255,90,99,0.5), 0 10px 30px rgba(255,90,99,0.24); }
.site .btn--glass { background: rgba(190,190,190,0.05); border-color: rgba(217,217,217,0.28); box-shadow: none; }
.site .btn--glass:hover { background: rgba(190,190,190,0.10); border-color: rgba(230,230,230,0.55); }
.chip { border-radius: 4px !important; }
.chip i { box-shadow: none; }
.hero__meta span { border-radius: 3px; background: rgba(190,190,190,0.04); border-color: rgba(207,207,207,0.18); }
.lbl i { background: linear-gradient(90deg, rgba(217,217,217,0.6), transparent); }
.st { border-radius: 3px; border-color: rgba(207,207,207,0.16); background: rgba(190,190,190,0.03); }
.st--exp i, .st--dev i { box-shadow: none; }
.tag { border-radius: 3px; background: rgba(190,190,190,0.04); border-color: rgba(207,207,207,0.16); }
.con__ico, .mod__ico, .res__n { border-radius: 4px; background: rgba(190,190,190,0.06); border-color: rgba(217,217,217,0.25); color: #e6e6e6; }
.res__n { border-radius: 50%; }
.mod__ico svg { stroke: #f6f6f6; }
.pipe::before { background: repeating-linear-gradient(90deg, rgba(217,217,217,0.45) 0 6px, transparent 6px 12px); height: 1px; }
.stg { border-radius: 4px; }
.pdet li, .kv li { border-radius: 3px; background: rgba(190,190,190,0.04); border-color: rgba(207,207,207,0.12); }
.term { border-radius: 6px; background: linear-gradient(180deg, rgba(8,14,28,0.82), rgba(4,8,18,0.78)); border-color: rgba(207,207,207,0.18); }
.term__tabs { border-radius: 5px; } .ttab { border-radius: 4px; }
.c-s { color: #d9d9d9; }
.cursor { background: #d9d9d9; box-shadow: none; }
.node { border-radius: 4px; }
.layer + .layer { border-top-color: rgba(207,207,207,0.12); }
.road::before { background: repeating-linear-gradient(90deg, rgba(217,217,217,0.5) 0 6px, transparent 6px 12px); }
.ph__dot { background: #03060d; border-color: rgba(217,217,217,0.5); border-radius: 50%; }
.ph--next .ph__dot { box-shadow: 0 0 0 5px rgba(255,90,99,0.12); }
.ph--next { border-color: rgba(255,90,99,0.30); }
.pub { border-radius: 3px; border-color: rgba(207,207,207,0.16); }
.mod__art, .mod__art::before { border-color: rgba(217,217,217,0.16); }
.mod__art::after { box-shadow: none; }

/* hero globe */
.globe__glow { background: radial-gradient(closest-side, rgba(105,105,105,0.20), rgba(78,78,78,0.06) 65%, transparent 100%); filter: none; }
.orbit .path { stroke: rgba(217,217,217,0.30); }
.orbit .sat { fill: #ffffff; }
.orbit .sat-halo { fill: none; stroke: rgba(255,90,99,0.8); stroke-width: .3; opacity: 1; }
.tele { border-radius: 3px; background: rgba(4,10,22,0.62); border-color: rgba(217,217,217,0.26); box-shadow: none; padding: 12px 14px; }
.tele__v { font: 500 13px/1.3 var(--font-mono); letter-spacing: .02em; color: #ffffff; }
.tele__dot { border-radius: 1px; }

/* horizon */
.horizon__svg { position: absolute; left: 0; top: 0; width: 100%; height: 100%; overflow: visible; }
.hz-scan { animation: hzscan 14s linear infinite; }
.hz-pulse { transform-origin: 930px 95px; transform-box: view-box; animation: hzpulse 2s ease-out infinite; }
@keyframes hzscan { to { stroke-dashoffset: -2690; } }
@keyframes hzpulse { from { transform: scale(1); opacity: .9; } to { transform: scale(4); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .hz-scan, .hz-pulse { animation: none; } }

/* black, white and red light */
.site { background: #040404; }
.space__neb { background:
  radial-gradient(40% 35% at 76% 24%, rgba(255,90,99,0.07), transparent 70%),
  radial-gradient(50% 45% at 18% 78%, rgba(255,255,255,0.035), transparent 75%); }
.globe__glow { background: radial-gradient(closest-side, rgba(255,90,99,0.10), rgba(255,255,255,0.03) 60%, transparent 100%); }
.ph__dot { background: #040404; }

/* ---------- Nav v2: slim full-width bar ---------- */
.hdr { position: sticky; top: 0; z-index: 30; padding: 0; background: rgba(4,4,4,0.72); backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%); border-bottom: 1px solid rgba(255,255,255,0.08); }
.hdr__bar { max-width: 1240px; height: 64px; margin: 0 auto; padding: 0 32px; gap: 32px; border-radius: 0; background: none; border: 0; box-shadow: none; }
.hdr__logo img { height: 16px; }
.hdr__nav { gap: 4px; justify-content: flex-start; }
.site .hdr__nav a { position: relative; font: 500 13.5px/1 var(--font-sans); color: #a3a3a3; padding: 10px 12px; border-radius: 0; background: none; }
.site .hdr__nav a:hover { color: #ffffff; background: none; }
.site .hdr__nav a::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 2px; height: 1px; background: #ff5a63; transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.site .hdr__nav a:hover::after { transform: scaleX(1); }
.hdr__act { gap: 6px; align-items: center; }
.btn--sm { min-height: 34px; padding: 0 14px; font-size: 13px; font-weight: 500; border-radius: 5px; }
.site .btn--ghost { color: #d4d4d4; background: none; border-color: transparent; }
.site .btn--ghost:hover { color: #ffffff; background: rgba(255,255,255,0.06); }
.btn .gh { width: 15px; height: 15px; fill: currentColor; }
.hdr__act .btn--primary { box-shadow: none; }
.hdr__menu { min-height: 34px; padding: 0 14px; font-size: 13px; border-radius: 5px; }
.sheet { max-width: none; margin: 0; padding: 8px 32px 24px; border-radius: 0; border-top: 1px solid rgba(255,255,255,0.08); background: rgba(4,4,4,0.92); }
.site .sheet nav a { font: 500 20px/1 var(--font-display); padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,0.07); }
@media (max-width: 640px) {
  .hdr { top: 0; padding: 0; }
  .hdr__bar { height: 56px; padding: 0 16px; }
  .sheet { padding: 4px 16px 20px; }
}

/* ---------- Buttons v2: white, outline, red light ---------- */
.btn { min-height: 44px; padding: 0 20px; border-radius: 6px; font: 500 14.5px/1 var(--font-sans); letter-spacing: -0.005em; gap: 8px; transition: background-color .2s, border-color .2s, color .2s, box-shadow .2s; }
.site .btn--primary { background: #ffffff; color: #000000; border-color: #ffffff; box-shadow: 0 0 0 0 rgba(255,90,99,0); }
.site .btn--primary:hover { background: #ececec; border-color: #ececec; box-shadow: 0 0 24px rgba(255,90,99,0.28); transform: none; }
.site .btn--glass { background: transparent; color: #ffffff; border-color: rgba(255,255,255,0.22); backdrop-filter: none; -webkit-backdrop-filter: none; box-shadow: none; }
.site .btn--glass:hover { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.5); }
.btn--sm { min-height: 34px; padding: 0 14px; font-size: 13px; border-radius: 5px; }
.hdr__act .btn--primary:hover { box-shadow: 0 0 18px rgba(255,90,99,0.3); }
.sheet .btn-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 20px !important; }
.sheet .btn { width: 100%; min-height: 46px; }
@media (max-width: 640px) {
  .hero .btn-row, .contrib .btn-row, .cta .btn-row { display: grid; grid-template-columns: 1fr; width: 100%; }
  .hero .btn-row .btn, .contrib .btn-row .btn, .cta .btn-row .btn { width: 100%; }
}

/* ---------- Buttons v3: modern pills ---------- */
.btn { min-height: 46px; padding: 0 24px; border-radius: 999px; font: 500 14.5px/1 var(--font-sans); letter-spacing: -0.01em; }
.site .btn--primary {
  background: linear-gradient(180deg, #ffffff 0%, #e9e9ec 100%); color: #050505; border: 1px solid rgba(255,255,255,0.9);
  box-shadow: inset 0 1px 0 #ffffff, inset 0 -1px 0 rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.4), 0 0 0 4px rgba(255,255,255,0.04); }
.site .btn--primary:hover { background: linear-gradient(180deg, #ffffff 0%, #f4f4f6 100%); border-color: #ffffff;
  box-shadow: inset 0 1px 0 #ffffff, 0 1px 2px rgba(0,0,0,0.4), 0 0 0 4px rgba(255,90,99,0.14), 0 8px 30px rgba(255,90,99,0.22); }
.site .btn--glass {
  background: linear-gradient(180deg, rgba(255,255,255,0.09) 0%, rgba(255,255,255,0.03) 100%); color: #ffffff; border: 1px solid rgba(255,255,255,0.14);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: inset 0 1px 0 rgba(255,255,255,0.12); }
.site .btn--glass:hover { background: linear-gradient(180deg, rgba(255,255,255,0.14) 0%, rgba(255,255,255,0.05) 100%); border-color: rgba(255,255,255,0.28); }
.site .btn--ghost { border-radius: 999px; }
.btn--sm, .hdr__menu { min-height: 36px; padding: 0 16px; font-size: 13.5px; border-radius: 999px; }
.btn:active { transform: translateY(1px); }

/* ---------- Bigger logo ---------- */
.hdr__bar { height: 72px; }
.hdr__logo img { height: 22px; }
.ftr__top img { height: 26px !important; }
@media (max-width: 640px) {
  .hdr__bar { height: 62px; }
  .hdr__logo img { height: 19px; }
}