/* AspIr — "Ascent" design system, light edition
   Bright blueprint canvas, live contour-field hero, palette sampled from the real AspIr logo
   (gradient #2f6dbf → #2a59b0, charcoal lettering) plus one electric-sky accent. */

@font-face {
  font-family: "Geist";
  src: url("/assets/fonts/geist-latin.woff2") format("woff2");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("/assets/fonts/geist-mono-latin.woff2") format("woff2");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #f6f9fd;
  --paper-2: #eaf1fb;
  --white: #ffffff;
  --ink: #1d2027;
  --body: #465166;
  --muted: #6b7a90;
  --dim: #93a1b5;
  --line: rgba(35, 78, 150, 0.13);
  --line-strong: rgba(35, 78, 150, 0.26);
  --blue: #2f6dbf;
  --blue-2: #2a59b0;
  --deep: #1e3f8a;
  --sky: #2f9bff;
  --grad: linear-gradient(180deg, #3374c7, #2a52ac);
  --shadow: 0 1px 2px rgba(30, 63, 138, 0.05), 0 24px 60px -34px rgba(30, 63, 138, 0.4);
  --font: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --wrap: 1180px;
  --gutter: clamp(20px, 5vw, 48px);
  --radius: 20px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background-color: var(--paper);
  background-image: radial-gradient(circle at 1px 1px, rgba(47, 109, 191, 0.13) 1px, transparent 0);
  background-size: 30px 30px;
  color: var(--body);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
::selection { background: rgba(47, 155, 255, 0.25); }
:focus-visible { outline: 2px solid var(--sky); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--blue-2); color: #fff; padding: 10px 16px; border-radius: 10px; font-weight: 600; }
.skip:focus { top: 12px; }

.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- type ---------- */
h1, h2, h3, h4 { margin: 0; font-weight: 500; letter-spacing: -0.03em; line-height: 1.04; color: var(--ink); }
.h1 { font-size: clamp(3rem, 8.6vw, 7.6rem); letter-spacing: -0.055em; line-height: 0.94; }
.h1-sub { font-size: clamp(2.5rem, 6.4vw, 5.2rem); letter-spacing: -0.05em; line-height: 0.98; }
.h2 { font-size: clamp(2.1rem, 4.8vw, 3.8rem); letter-spacing: -0.045em; line-height: 1; }
.h3 { font-size: clamp(1.35rem, 2.2vw, 1.75rem); letter-spacing: -0.03em; line-height: 1.12; }
p { margin: 0; }
.lede { font-size: clamp(1.1rem, 1.7vw, 1.38rem); line-height: 1.5; color: var(--body); max-width: 40ch; letter-spacing: -0.01em; }
.muted { color: var(--muted); }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--blue); }
.eyebrow::before { content: ""; width: 26px; height: 1px; background: linear-gradient(90deg, var(--blue), var(--sky)); }
.grad {
  background: linear-gradient(100deg, #2a52ac 0%, #2f6dbf 35%, #2f9bff 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  background-size: 170% 100%; animation: sheen 8s var(--ease) infinite alternate;
}
@keyframes sheen { to { background-position: 100% 0; } }

/* ---------- header ---------- */
.header { position: fixed; inset: 0 0 auto 0; z-index: 50; height: 78px; transition: background 0.4s, backdrop-filter 0.4s, border-color 0.4s; border-bottom: 1px solid transparent; }
.header.scrolled { background: rgba(246, 249, 253, 0.78); -webkit-backdrop-filter: blur(16px) saturate(1.5); backdrop-filter: blur(16px) saturate(1.5); border-bottom-color: var(--line); }
.header .wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand img { height: 58px; width: auto; }
.nav { display: flex; align-items: center; gap: 6px; }
.nav a { text-decoration: none; font-size: 0.95rem; color: var(--muted); padding: 8px 15px; border-radius: 999px; transition: color 0.25s, background 0.25s; }
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--blue-2); background: rgba(47, 109, 191, 0.09); }
.menu-btn { display: none; background: rgba(255, 255, 255, 0.7); border: 1px solid var(--line-strong); width: 44px; height: 44px; border-radius: 12px; cursor: pointer; }
.menu-btn span { display: block; width: 18px; height: 1.5px; background: var(--ink); margin: 5px auto; transition: transform 0.3s var(--ease), opacity 0.2s; }
.menu-open .menu-btn span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-open .menu-btn span:nth-child(2) { opacity: 0; }
.menu-open .menu-btn span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------- buttons ---------- */
.btn {
  --bx: 0px; --by: 0px;
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 24px; border-radius: 999px; font: 500 0.98rem/1 var(--font); letter-spacing: -0.01em;
  text-decoration: none; cursor: pointer; border: 1px solid var(--line-strong); color: var(--ink); background: rgba(255, 255, 255, 0.85);
  transform: translate(var(--bx), var(--by)); transition: transform 0.25s var(--ease), background 0.3s, border-color 0.3s, box-shadow 0.3s;
  box-shadow: 0 1px 2px rgba(30, 63, 138, 0.06);
}
.btn:hover { border-color: var(--blue); background: #fff; box-shadow: 0 10px 30px -12px rgba(47, 109, 191, 0.5); }
.btn .arr { transition: transform 0.3s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }
.btn-primary { color: #fff; border-color: transparent; background: var(--grad); box-shadow: 0 12px 34px -12px rgba(42, 82, 172, 0.75), inset 0 1px 0 rgba(255, 255, 255, 0.25); font-weight: 600; }
.btn-primary:hover { background: linear-gradient(180deg, #3f83dc, #2f5fbd); border-color: transparent; box-shadow: 0 0 0 5px rgba(47, 155, 255, 0.18), 0 16px 40px -10px rgba(42, 82, 172, 0.8); }
.btn-sm { padding: 10px 18px; font-size: 0.9rem; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; isolation: isolate; overflow: hidden; }
.hero-sub { min-height: 64svh; padding-top: 130px; padding-bottom: 76px; align-items: flex-end; }
#field { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -3; display: block; }
.hero::before { /* legibility veil, left-weighted */
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(64% 90% at 8% 52%, rgba(246, 249, 253, 0.95) 0%, rgba(246, 249, 253, 0.6) 52%, transparent 100%),
    linear-gradient(180deg, rgba(246, 249, 253, 0.65) 0%, transparent 20%, transparent 74%, var(--paper) 100%);
}
.hero-inner { position: relative; width: 100%; padding-top: 110px; padding-bottom: 130px; }
.hero-sub .hero-inner { padding: 0; }
.pill { display: inline-flex; align-items: center; gap: 10px; padding: 8px 16px 8px 12px; border-radius: 999px; border: 1px solid var(--line-strong); background: rgba(255, 255, 255, 0.75); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); font: 400 0.8rem/1 var(--mono); letter-spacing: 0.02em; color: var(--body); }
.pill i { width: 8px; height: 8px; border-radius: 50%; background: var(--sky); box-shadow: 0 0 0 0 rgba(47, 155, 255, 0.6); animation: ping 2.4s infinite; }
@keyframes ping { 70% { box-shadow: 0 0 0 10px rgba(47, 155, 255, 0); } 100% { box-shadow: 0 0 0 0 rgba(47, 155, 255, 0); } }
.hero h1 { margin: 26px 0 0; max-width: 8.5em; }
.hero h1 .line { display: block; overflow: hidden; padding-bottom: 0.1em; margin-bottom: -0.1em; }
.hero h1 .line > span { display: block; transform: translateY(105%); animation: rise 1.15s var(--ease) forwards; }
.hero h1 .line:nth-child(2) > span { animation-delay: 0.12s; }
@keyframes rise { to { transform: none; } }
.rotator { margin-top: 30px; font-size: clamp(1.15rem, 2.1vw, 1.65rem); letter-spacing: -0.02em; color: var(--body); min-height: 1.5em; display: flex; flex-wrap: wrap; gap: 0.4em; align-items: baseline; }
.rotator .rw { position: relative; display: inline-block; color: var(--ink); font-weight: 500; }
.rotator .rw::after { content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 2px; background: linear-gradient(90deg, var(--blue), var(--sky), transparent); }
.rotator .rw.swap { animation: swap 0.6s var(--ease); }
@keyframes swap { from { opacity: 0; transform: translateY(0.5em); filter: blur(4px); } to { opacity: 1; transform: none; filter: none; } }
.intro { opacity: 0; animation: introin 1s var(--d, 0s) var(--ease) forwards; }
@keyframes introin { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
.hero-cta { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 14px; }
.hero-foot { position: absolute; left: 0; right: 0; bottom: 28px; z-index: 1; }
.hero-foot .wrap { display: flex; justify-content: space-between; align-items: center; gap: 20px; font: 400 0.76rem/1.4 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.scrollcue { display: inline-flex; align-items: center; gap: 12px; }
.scrollcue::after { content: ""; width: 1px; height: 38px; background: linear-gradient(var(--blue), transparent); animation: drip 2.2s var(--ease) infinite; transform-origin: top; }
@keyframes drip { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }
.hero-sub .lede { margin-top: 26px; max-width: 46ch; }

/* hero: the real AspIr mark, with instrument-style callouts */
.hero-art { position: absolute; right: clamp(24px, 6vw, 110px); top: 52%; width: min(44vw, 600px); aspect-ratio: 1000 / 960; transform: translateY(-46%); z-index: -1; perspective: 1400px; }
.tilt { position: absolute; inset: 0; transform: rotateY(var(--ry, 0deg)) rotateX(var(--rx, 0deg)); transition: transform 0.35s var(--ease); transform-style: preserve-3d; }
.float { position: absolute; inset: 0; animation: float 7s ease-in-out infinite; }
@keyframes float { 50% { transform: translateY(-14px); } }
.rise { position: absolute; inset: 0; clip-path: inset(100% 0 0 0); animation: unveil 1.9s 0.15s var(--ease) forwards; }
@keyframes unveil { to { clip-path: inset(-6% -6% -6% -6%); } }
.rise img { position: absolute; inset: 0; width: 100%; height: 100%; filter: drop-shadow(0 26px 30px rgba(42, 82, 172, 0.2)); }
.mark-shine {
  position: absolute; inset: 0; -webkit-mask: url("/assets/logo/aspir-mark.png") center / 100% 100% no-repeat; mask: url("/assets/logo/aspir-mark.png") center / 100% 100% no-repeat;
  background: linear-gradient(108deg, transparent 38%, rgba(255, 255, 255, 0.9) 50%, transparent 62%) 130% 0 / 260% 100% no-repeat;
  animation: shine 5.5s 2.2s ease-in-out infinite; mix-blend-mode: soft-light; opacity: 0.9;
}
@keyframes shine { 0% { background-position: 130% 0; } 55%, 100% { background-position: -40% 0; } }
.halo-art { position: absolute; inset: -18%; z-index: -1; background: radial-gradient(closest-side, rgba(47, 155, 255, 0.2), rgba(47, 109, 191, 0.07) 55%, transparent 72%); filter: blur(10px); animation: breathe 6s ease-in-out infinite; }
@keyframes breathe { 50% { transform: scale(1.06); opacity: 0.8; } }
.ring { position: absolute; left: 50%; top: 50%; border: 1px dashed var(--line-strong); border-radius: 50%; transform: translate(-50%, -50%); animation: spin 60s linear infinite; }
.ring.r1 { width: 112%; aspect-ratio: 1; } .ring.r2 { width: 138%; aspect-ratio: 1; animation-direction: reverse; animation-duration: 90s; opacity: 0.7; }
@keyframes spin { to { transform: translate(-50%, -50%) rotate(360deg); } }
.pin { position: absolute; z-index: 2; display: flex; align-items: center; gap: 10px; transform: translate(-6px, -50%); opacity: 0; animation: fadeup 0.8s var(--ease) forwards; animation-delay: var(--pd, 1.8s); white-space: nowrap; }
@keyframes fadeup { from { opacity: 0; transform: translate(-6px, calc(-50% + 8px)); } to { opacity: 1; transform: translate(-6px, -50%); } }
.pin b { position: relative; width: 12px; height: 12px; border-radius: 50%; background: #fff; border: 2px solid var(--sky); flex: none; }
.pin b::after { content: ""; position: absolute; inset: -7px; border-radius: 50%; border: 1px solid var(--sky); animation: pinring 2.4s ease-out infinite; }
@keyframes pinring { 0% { transform: scale(0.5); opacity: 0.9; } 100% { transform: scale(1.7); opacity: 0; } }
.pin i { display: block; width: 44px; height: 1px; background: linear-gradient(90deg, var(--sky), var(--line-strong)); }
.pin span { font: 400 0.72rem/1.25 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--deep); background: rgba(255, 255, 255, 0.88); border: 1px solid var(--line); padding: 7px 11px; border-radius: 8px; -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); box-shadow: 0 8px 22px -14px rgba(30, 63, 138, 0.5); }
.pin.rev { flex-direction: row-reverse; transform: translate(calc(-100% + 6px), -50%); animation-name: fadeup-rev; }
@keyframes fadeup-rev { from { opacity: 0; transform: translate(calc(-100% + 6px), calc(-50% + 8px)); } to { opacity: 1; transform: translate(calc(-100% + 6px), -50%); } }
.pin.rev i { background: linear-gradient(270deg, var(--sky), var(--line-strong)); }
.brackets::before, .brackets::after { content: ""; position: absolute; width: 22px; height: 22px; border: 1.5px solid var(--blue); opacity: 0.6; }
.brackets::before { left: -14px; top: -14px; border-right: 0; border-bottom: 0; }
.brackets::after { right: -14px; bottom: -14px; border-left: 0; border-top: 0; }

/* ascent gauge */
.altimeter { position: fixed; right: 22px; top: 50%; transform: translateY(-50%); z-index: 40; height: 240px; display: flex; align-items: stretch; gap: 10px; font: 400 0.66rem/1 var(--mono); letter-spacing: 0.1em; color: var(--muted); pointer-events: none; }
.altimeter .rail { position: relative; width: 12px; background: repeating-linear-gradient(180deg, var(--line-strong) 0 1px, transparent 1px 12px); border-right: 1px solid var(--line-strong); }
.altimeter .node { position: absolute; right: -6px; top: 100%; width: 11px; height: 11px; margin-top: -5px; border-radius: 50%; background: var(--sky); box-shadow: 0 0 0 4px rgba(47, 155, 255, 0.2), 0 0 16px 2px rgba(47, 155, 255, 0.6); }
.altimeter .lbl { writing-mode: vertical-rl; text-transform: uppercase; }
.altimeter .lbl b { font-weight: 500; color: var(--blue-2); }

/* ---------- ticker ---------- */
.ticker { border-block: 1px solid var(--line); overflow: hidden; background: rgba(255, 255, 255, 0.7); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.ticker-track { display: flex; width: max-content; animation: tick 55s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-track span { font: 400 0.92rem/1 var(--mono); letter-spacing: 0.04em; color: var(--muted); padding: 26px 34px; white-space: nowrap; display: inline-flex; align-items: center; gap: 34px; }
.ticker-track span::after { content: "↗"; color: var(--sky); }
@keyframes tick { to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.section { padding: clamp(84px, 13vw, 168px) 0; position: relative; }
.section-head { display: grid; gap: 22px; margin-bottom: clamp(40px, 6vw, 72px); }
.section-head .h2 { max-width: 16ch; }
.split-head { display: flex; justify-content: space-between; align-items: end; gap: 32px; flex-wrap: wrap; }

.manifesto { padding: clamp(90px, 14vw, 190px) 0; background: radial-gradient(60% 60% at 82% 0%, rgba(47, 155, 255, 0.12), transparent 70%); }
.scrub { font-size: clamp(1.9rem, 4.6vw, 3.7rem); line-height: 1.12; letter-spacing: -0.04em; font-weight: 500; max-width: 24ch; margin-top: 26px; }
.scrub .w { color: rgba(29, 32, 39, var(--o, 0.16)); transition: color 0.2s; }
.scrub .hi { color: rgba(47, 109, 191, var(--o, 0.25)); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(56px, 8vw, 100px); border-top: 1px solid var(--line-strong); }
.stat { padding: 34px 28px 10px 0; }
.stat + .stat { padding-left: 28px; border-left: 1px solid var(--line); }
.stat b { display: block; font-weight: 500; font-size: clamp(2.8rem, 6vw, 5rem); letter-spacing: -0.06em; line-height: 1; color: var(--ink); }
.stat b em { font-style: normal; color: var(--blue); }
.stat > span { display: block; margin-top: 12px; color: var(--muted); font-size: 0.98rem; max-width: 22ch; }

/* bento cards */
.bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.card {
  --mx: 50%; --my: 0%;
  position: relative; display: flex; flex-direction: column; padding: clamp(26px, 3vw, 38px); min-height: 300px; border-radius: var(--radius);
  background: linear-gradient(180deg, #fff, #f8fbff); border: 1px solid var(--line); box-shadow: var(--shadow); text-decoration: none; color: inherit; overflow: hidden;
  transition: border-color 0.4s, transform 0.5s var(--ease), box-shadow 0.5s;
}
.card::before { content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity 0.4s; pointer-events: none; background: radial-gradient(420px circle at var(--mx) var(--my), rgba(47, 155, 255, 0.14), transparent 60%); }
.card::after { content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; opacity: 0; transition: opacity 0.4s; pointer-events: none; background: radial-gradient(320px circle at var(--mx) var(--my), rgba(47, 109, 191, 0.85), transparent 60%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.card:hover::before, .card:hover::after { opacity: 1; }
.card:hover { transform: translateY(-4px); box-shadow: 0 1px 2px rgba(30, 63, 138, 0.06), 0 34px 70px -34px rgba(30, 63, 138, 0.55); }
.card .idx { font: 400 0.76rem/1 var(--mono); color: var(--blue); letter-spacing: 0.08em; }
.card h3 { margin-top: 18px; }
.card p { margin-top: 14px; color: var(--body); max-width: 46ch; font-size: 1rem; }
.card .tags { margin-top: auto; padding-top: 26px; display: flex; flex-wrap: wrap; gap: 8px; }
.tag { font: 400 0.74rem/1 var(--mono); letter-spacing: 0.04em; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line-strong); color: var(--deep); background: rgba(47, 109, 191, 0.05); }
.card .go { position: absolute; top: clamp(22px, 3vw, 34px); right: clamp(22px, 3vw, 34px); width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line-strong); display: grid; place-items: center; color: var(--blue-2); transition: background 0.3s, transform 0.4s var(--ease), border-color 0.3s, color 0.3s; }
.card:hover .go { background: var(--blue-2); border-color: var(--blue-2); color: #fff; transform: rotate(-45deg); }
.c-7 { grid-column: span 7; } .c-5 { grid-column: span 5; } .c-12 { grid-column: span 12; }
.card-art { position: absolute; right: -6px; bottom: -6px; width: 46%; max-width: 260px; opacity: 0.95; pointer-events: none; }
.card-art .ln { stroke: var(--blue); stroke-width: 1.2; fill: none; opacity: 0.55; }
.card-art .dt { fill: var(--sky); }

/* AIVENY band */
.aiveny {
  position: relative; border-radius: 28px; overflow: hidden; border: 1px solid var(--line-strong); padding: clamp(32px, 6vw, 72px);
  background: radial-gradient(90% 120% at 100% 0%, rgba(47, 155, 255, 0.2), transparent 55%), radial-gradient(80% 100% at 0% 100%, rgba(47, 109, 191, 0.14), transparent 60%), linear-gradient(180deg, #fff, #eef4fc);
  box-shadow: var(--shadow); display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: center;
}
.aiveny .h2 { max-width: 14ch; margin-top: 18px; }
.aiveny p { color: var(--body); margin-top: 20px; max-width: 46ch; }
.aiveny .btn { margin-top: 30px; }
.orbit { position: relative; aspect-ratio: 1; width: 100%; max-width: 340px; justify-self: end; }
.orbit i { position: absolute; inset: 0; border-radius: 50%; border: 1px solid var(--line-strong); }
.orbit i:nth-child(2) { inset: 16%; } .orbit i:nth-child(3) { inset: 32%; border-color: rgba(47, 109, 191, 0.45); border-style: dashed; }
.orbit b { position: absolute; left: 50%; top: 50%; width: 22px; height: 22px; margin: -11px; border-radius: 50%; background: radial-gradient(circle, #fff, var(--sky) 60%, transparent 72%); box-shadow: 0 0 40px 8px rgba(47, 155, 255, 0.5); }
.orbit u { position: absolute; inset: 0; animation: spin2 14s linear infinite; }
.orbit u::after { content: ""; position: absolute; left: 50%; top: 0; width: 11px; height: 11px; margin-left: -5px; border-radius: 50%; background: var(--blue-2); box-shadow: 0 0 16px 3px rgba(42, 89, 176, 0.5); }
.orbit u:nth-of-type(2) { inset: 16%; animation-duration: 9s; animation-direction: reverse; }
.orbit u:nth-of-type(2)::after { background: var(--sky); box-shadow: 0 0 16px 3px rgba(47, 155, 255, 0.6); }
.orbit u:nth-of-type(3) { inset: 32%; animation-duration: 6s; }
@keyframes spin2 { to { transform: rotate(360deg); } }

/* process */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; position: relative; padding-top: 44px; }
.steps::before, .steps::after { content: ""; position: absolute; top: 9px; left: 0; height: 1px; }
.steps::before { right: 0; background: var(--line-strong); }
.steps::after { width: 100%; height: 2px; top: 8.5px; background: linear-gradient(90deg, var(--blue-2), var(--blue), var(--sky)); transform: scaleX(0); transform-origin: left; transition: transform 2s 0.2s var(--ease); }
.steps.in::after { transform: scaleX(1); }
.step { position: relative; }
.step::before { content: ""; position: absolute; top: -44px; left: 0; width: 19px; height: 19px; border-radius: 50%; background: #fff; border: 1.5px solid var(--line-strong); transition: all 0.6s var(--ease); }
.steps.in .step::before { background: var(--blue); border-color: var(--blue); box-shadow: 0 0 0 5px rgba(47, 109, 191, 0.15); }
.steps.in .step:nth-child(2)::before { transition-delay: 0.5s; } .steps.in .step:nth-child(3)::before { transition-delay: 1s; }
.steps.in .step:nth-child(4)::before { transition-delay: 1.5s; background: var(--sky); border-color: var(--sky); box-shadow: 0 0 0 6px rgba(47, 155, 255, 0.22), 0 0 22px 2px rgba(47, 155, 255, 0.55); }
.step .idx { font: 400 0.76rem/1 var(--mono); color: var(--blue); letter-spacing: 0.08em; }
.step h3 { margin-top: 14px; font-size: 1.5rem; }
.step p { margin-top: 12px; color: var(--body); font-size: 0.98rem; }

/* CTA */
.cta { position: relative; text-align: center; overflow: hidden; isolation: isolate; padding: clamp(96px, 14vw, 190px) 0; border-top: 1px solid var(--line); }
.cta::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(620px circle at var(--cx, 50%) var(--cy, 40%), rgba(47, 155, 255, 0.2), transparent 65%), radial-gradient(60% 70% at 50% 115%, rgba(47, 109, 191, 0.18), transparent 70%); }
.cta .h1-sub { max-width: 14ch; margin: 22px auto 0; }
.cta p.lede { margin: 26px auto 0; text-align: center; max-width: 46ch; }
.cta .row { margin-top: 40px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta .sub { margin-top: 26px; color: var(--muted); font: 400 0.82rem/1.5 var(--mono); }
.cta .sub a { color: var(--blue-2); text-underline-offset: 4px; }

/* ---------- inner pages ---------- */
.rows { display: grid; }
.row-item { display: grid; grid-template-columns: 0.55fr 1fr; gap: clamp(20px, 5vw, 80px); padding: clamp(34px, 5vw, 60px) 0; border-top: 1px solid var(--line-strong); }
.row-item:last-child { border-bottom: 1px solid var(--line-strong); }
.row-item .idx { font: 400 0.76rem/1 var(--mono); color: var(--blue); letter-spacing: 0.08em; margin-bottom: 14px; display: block; }
.row-item h3 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
.row-item p { color: var(--body); max-width: 58ch; }
.row-item .tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.row-item .link { display: inline-flex; gap: 8px; margin-top: 24px; color: var(--blue-2); text-decoration: none; font-weight: 600; }
.row-item .link:hover span { transform: translateX(4px); }
.row-item .link span { transition: transform 0.3s var(--ease); }
.three { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.three .card { min-height: 240px; }
.prose { max-width: 38rem; }
.prose p { color: var(--body); font-size: 1.1rem; line-height: 1.7; }
.prose p + p, .prose p + ul, .prose ul + p { margin-top: 1.25em; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose em { color: var(--blue); font-style: normal; font-weight: 500; }
.todo { list-style: none; padding: 4px 0 4px 26px; margin: 0; border-left: 1px solid var(--blue); display: grid; gap: 14px; color: var(--ink); }
.todo li { position: relative; }
.todo li::before { content: ""; position: absolute; left: -31px; top: 0.6em; width: 9px; height: 9px; border-radius: 50%; background: #fff; border: 1.5px solid var(--sky); }
.pivot { font-size: clamp(3rem, 9vw, 7rem); letter-spacing: -0.06em; line-height: 1; margin-top: 70px; font-weight: 500; color: var(--ink); }
.inbox { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.inbox .card { min-height: 380px; }
.inbox .card svg.ico { width: 44px; height: 44px; color: var(--blue); }
.inbox .quote { margin-top: 18px; display: grid; gap: 8px; font-style: italic; color: var(--muted); font-size: 0.95rem; }
.inbox .mail { margin-top: auto; padding-top: 28px; color: var(--ink); font-weight: 600; font-size: 1.15rem; letter-spacing: -0.02em; text-decoration: underline; text-decoration-color: var(--sky); text-underline-offset: 6px; }
.facts { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line-strong); }
.facts div { padding: 20px 0; border-bottom: 1px solid var(--line); }
.facts dt { font: 400 0.74rem/1 var(--mono); color: var(--blue); text-transform: uppercase; letter-spacing: 0.08em; }
.facts dd { margin: 10px 0 0; color: var(--ink); max-width: 34ch; }
.nexts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.nexts .card { min-height: 220px; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line-strong); padding: 72px 0 40px; background: linear-gradient(180deg, rgba(234, 241, 251, 0.5), var(--paper-2)); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.footer .brand img { height: 54px; }
.footer p.small { margin-top: 18px; color: var(--muted); font-size: 0.95rem; max-width: 34ch; }
.footer h4 { font: 400 0.74rem/1 var(--mono); text-transform: uppercase; letter-spacing: 0.1em; color: var(--blue); margin-bottom: 18px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer ul a { color: var(--body); text-decoration: none; font-size: 0.97rem; }
.footer ul a:hover { color: var(--blue); }
.footer-base { margin-top: 64px; padding-top: 26px; border-top: 1px solid var(--line-strong); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px; color: var(--muted); font: 400 0.76rem/1.4 var(--mono); }

/* ---------- reveal ---------- */
@media (scripting: enabled) {
  .reveal { opacity: 0; transform: translateY(30px); transition: opacity 1s var(--ease), transform 1s var(--ease); transition-delay: var(--d, 0s); }
  .reveal.in { opacity: 1; transform: none; }
}

/* no-WebGL fallback backdrop */
#field.no-gl, #field:not([width]) {
  background: radial-gradient(60% 70% at 88% 4%, rgba(47, 155, 255, 0.22), transparent 60%), repeating-radial-gradient(circle at 90% 0%, rgba(47, 109, 191, 0.14) 0 1px, transparent 1px 38px), var(--paper);
}

/* ---------- responsive ---------- */
@media (max-width: 1100px) { .altimeter { display: none; } }
@media (max-width: 960px) {
  .nav, .header .btn-sm { display: none; }
  .menu-btn { display: block; }
  .menu-open .nav { display: flex; flex-direction: column; align-items: stretch; position: fixed; inset: 78px 0 auto 0; padding: 12px var(--gutter) 28px; background: rgba(246, 249, 253, 0.97); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); border-bottom: 1px solid var(--line-strong); }
  .menu-open .nav a { padding: 16px 6px; font-size: 1.25rem; border-radius: 0; border-bottom: 1px solid var(--line); color: var(--ink); background: none !important; }
  .hero { flex-direction: column; justify-content: center; }
  .hero-inner { padding-bottom: 20px; }
  .hero-art { position: relative; right: auto; top: auto; transform: none; width: min(74vw, 400px); margin: 0 auto 110px; }
  .pin { display: none; }
  .c-7, .c-5 { grid-column: span 12; }
  .aiveny { grid-template-columns: 1fr; }
  .orbit { justify-self: center; max-width: 260px; order: -1; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 56px; }
  .steps::before, .steps::after, .step::before { display: none; }
  .step { padding-top: 22px; border-top: 1px solid var(--line-strong); }
  .row-item { grid-template-columns: 1fr; gap: 16px; }
  .three, .nexts, .inbox { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: span 2; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .brand img { height: 40px; }
  .stats { grid-template-columns: 1fr; }
  .stat, .stat + .stat { padding: 26px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .steps { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr; }
  .hero-foot .mono-loc { display: none; }
  .card { min-height: 260px; }
  .card-art { opacity: 0.5; }
  .hero-art { margin-bottom: 96px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001s !important; animation-iteration-count: 1 !important; transition-duration: 0.001s !important; }
  .hero h1 .line > span { transform: none; }
  .reveal, .intro { opacity: 1 !important; transform: none !important; }
  .ticker-track { animation: none; }
  .mark-shine { display: none; }
}