/* ArchMind — design system derived from the ArchMind Insights prototype.
   Layout: 1200px container, dark brand world (single theme by design), glass surfaces with 1px light borders,
   technical diagrams as illustration. */
:root {
  --bg: #020813;
  --bg-2: #04101d;
  --surface: #061525;
  --surface-2: #081b2f;
  --surface-3: #0a2036;
  --text: #f4f8fd;
  --text-2: #c8d6e5;
  --muted: #99aec4;
  --muted-2: #6f879f;
  --blue: #168cff;
  --cyan: #18e7ff;
  --violet: #8b5cff;
  --line: rgba(109, 194, 255, 0.13);
  --line-2: rgba(109, 194, 255, 0.22);
  --line-strong: rgba(57, 181, 255, 0.5);
  --grad: linear-gradient(90deg, #18e7ff 0%, #2b8cff 100%);
  --grad-btn: linear-gradient(135deg, #1aa9ff 0%, #0f63ff 100%);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1200px;
  --header-h: 76px;
  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Inter Tight", "Inter", ui-sans-serif, system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --ease: cubic-bezier(.2, .7, .2, 1);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; min-width: 320px; color: var(--text); font-family: var(--font); font-size: 16px; line-height: 1.6;
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 78% -6%, rgba(22, 110, 255, .17), transparent 32%),
    radial-gradient(circle at 4% 28%, rgba(24, 231, 255, .05), transparent 24%),
    linear-gradient(180deg, #020813 0%, #04101d 45%, #020813 100%);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }
::selection { background: rgba(24, 231, 255, .28); color: #fff; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: 12px; z-index: 1000; transform: translateY(-160%); padding: 10px 14px; border-radius: 10px; background: #fff; color: #03101e; font-weight: 800; transition: transform .2s; }
.skip-link:focus { transform: none; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 80; background: rgba(2, 8, 19, .72); backdrop-filter: blur(18px) saturate(150%); -webkit-backdrop-filter: blur(18px) saturate(150%); border-bottom: 1px solid transparent; transition: border-color .3s, background .3s; }
.site-header.scrolled { border-bottom-color: var(--line); background: rgba(2, 8, 19, .9); }
.header-inner { height: var(--header-h); display: flex; align-items: center; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; flex: none; }
.brand img { width: 42px; height: 42px; filter: drop-shadow(0 0 14px rgba(24, 174, 255, .35)); }
.brand-name { font-family: var(--display); font-size: 21px; font-weight: 800; letter-spacing: -.035em; white-space: nowrap; }
.brand-name span { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.brand-name em { font-style: normal; font-weight: 500; color: var(--text-2); margin-left: 4px; }
.nav { margin-left: auto; display: flex; align-items: center; gap: 26px; font-size: 14px; font-weight: 500; color: #a9b9ca; }
.nav a { position: relative; padding-block: 6px; transition: color .2s; }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; border-radius: 2px; background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.nav a:hover, .nav a[aria-current="page"] { color: #fff; }
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.header-cta { flex: none; }
.menu-toggle { display: none; width: 44px; height: 44px; margin-left: auto; border: 1px solid var(--line-2); border-radius: 12px; background: transparent; cursor: pointer; place-items: center; }
.menu-toggle span { display: block; width: 20px; height: 2px; margin: 4px auto; background: #dce8f4; border-radius: 2px; transition: transform .25s, opacity .25s; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.mobile-menu { border-top: 1px solid var(--line); background: rgba(2, 8, 19, .98); }
.mobile-menu nav { display: grid; padding-block: 10px 20px; }
.mobile-menu a { padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--text-2); font-weight: 500; }
.mobile-menu .btn { margin-top: 16px; justify-content: center; border-bottom: 0; }
@media (max-width: 1080px) {
  .site-header .nav, .site-header .header-cta { display: none; }
  .menu-toggle { display: grid; }
}

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 0 24px; border-radius: 12px; border: 1px solid transparent; font-weight: 700; font-size: 15px; cursor: pointer; white-space: nowrap; transition: transform .2s var(--ease), box-shadow .3s, border-color .2s, background .2s, color .2s; }
.btn-sm { min-height: 42px; padding: 0 18px; font-size: 14px; border-radius: 11px; }
.btn-primary { background: var(--grad-btn); color: #fff; box-shadow: 0 10px 30px rgba(22, 140, 255, .28), inset 0 1px 0 rgba(255, 255, 255, .18); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 14px 38px rgba(22, 140, 255, .42), inset 0 1px 0 rgba(255, 255, 255, .22); }
.btn-secondary { border-color: var(--line-2); background: rgba(255, 255, 255, .02); color: var(--text); }
.btn-secondary:hover { border-color: var(--line-strong); background: rgba(24, 231, 255, .05); }
.btn .arrow { transition: transform .25s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; color: var(--cyan); font-weight: 700; font-size: 14.5px; }
.link-arrow span { transition: transform .25s var(--ease); }
.link-arrow:hover span { transform: translateX(4px); }

/* ---------- Type ---------- */
.kicker { display: inline-flex; align-items: center; gap: 12px; margin: 0 0 18px; color: var(--cyan); font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.kicker::before { content: ""; width: 28px; height: 2px; border-radius: 2px; background: var(--grad); }
h1, h2, h3, h4 { margin: 0; font-family: var(--display); text-wrap: balance; }
h1 { font-size: clamp(2.5rem, 1.5rem + 4vw, 4.5rem); line-height: 1.02; font-weight: 800; letter-spacing: -.045em; }
h2 { font-size: clamp(2rem, 1.35rem + 2.3vw, 3.3rem); line-height: 1.06; font-weight: 800; letter-spacing: -.04em; }
h3 { font-size: 1.22rem; line-height: 1.25; font-weight: 700; letter-spacing: -.02em; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { color: var(--muted); font-size: clamp(1.05rem, 1rem + .3vw, 1.2rem); line-height: 1.65; max-width: 62ch; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: .04em; color: var(--muted-2); }

/* ---------- Sections ---------- */
.section { position: relative; padding-block: clamp(80px, 9vw, 128px); }
.section-tinted { background: linear-gradient(180deg, rgba(6, 21, 37, .55), rgba(4, 16, 29, .35)); border-block: 1px solid var(--line); }
.section-head { display: grid; gap: 18px; max-width: 760px; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head .lead { margin-top: 2px; }
.section-head.split { max-width: none; align-items: end; }
@media (min-width: 960px) { .section-head.split { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 64px; } }

/* ---------- Hero ---------- */
.hero { position: relative; padding-block: clamp(48px, 6vw, 88px) clamp(40px, 5vw, 64px); overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(109, 194, 255, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(109, 194, 255, .07) 1px, transparent 1px); background-size: 64px 64px; -webkit-mask-image: radial-gradient(ellipse 70% 60% at 70% 40%, #000 20%, transparent 75%); mask-image: radial-gradient(ellipse 70% 60% at 70% 40%, #000 20%, transparent 75%); }
.hero-grid { position: relative; display: grid; gap: 48px; align-items: center; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 1000px) { .hero-grid { grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); gap: 32px; } }
.hero-copy .lead { margin-top: 26px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.hero-note { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; margin-top: 36px; color: var(--muted-2); font-size: 13.5px; }
.hero-note strong { color: var(--text-2); font-weight: 600; }

/* Hub: the seven fronts wired to the ArchMind core */
.hub { display: grid; gap: 14px; justify-items: center; }
.orbit { position: relative; width: min(100%, 540px); aspect-ratio: 1; margin-inline: auto; }
.orbit-glow { position: absolute; inset: 18%; border-radius: 50%; background: radial-gradient(circle, rgba(22, 140, 255, .30), rgba(139, 92, 255, .07) 48%, transparent 70%); filter: blur(12px); animation: breathe 6s ease-in-out infinite; }
.orbit-svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.o-outer { fill: none; stroke: rgba(109, 194, 255, .12); stroke-width: .25; stroke-dasharray: .5 1.5; }
.o-track { fill: none; stroke: rgba(109, 194, 255, .2); stroke-width: .22; }
.o-arc { fill: none; stroke: rgba(24, 231, 255, .75); stroke-width: .45; stroke-linecap: round; stroke-dasharray: 22 242; }
.o-inner { fill: none; stroke: rgba(109, 194, 255, .16); stroke-width: .22; stroke-dasharray: 1 2; }
.o-core { fill: rgba(4, 16, 29, .55); stroke: rgba(24, 231, 255, .28); stroke-width: .3; }
.o-pulse { fill: none; stroke: rgba(24, 231, 255, .55); stroke-width: .3; transform-box: view-box; transform-origin: 50% 50%; animation: ping 3.4s ease-out infinite; }
.spoke { fill: none; stroke: rgba(109, 194, 255, .4); stroke-width: .28; stroke-dasharray: .9 .9; transition: stroke .35s; }
.spoke.on { stroke: var(--cyan); stroke-width: .5; stroke-dasharray: none; filter: drop-shadow(0 0 .8px rgba(24, 231, 255, .9)); }
.flow { fill: var(--cyan); filter: drop-shadow(0 0 .8px rgba(24, 231, 255, .9)); }
.spin { transform-origin: 50% 50%; transform-box: view-box; animation: spin 36s linear infinite; }
.spin-rev { transform-origin: 50% 50%; transform-box: view-box; animation: spin 24s linear infinite reverse; }
.orbit-mark { position: absolute; top: 24%; left: 19%; width: 61.5%; height: 61.5%; pointer-events: none; }
.orbit-mark img { display: block; width: 100%; height: 100%; animation: glow 5s ease-in-out infinite; }
@keyframes glow { 0%, 100% { filter: drop-shadow(0 0 18px rgba(24, 160, 255, .35)); } 50% { filter: drop-shadow(0 0 32px rgba(24, 190, 255, .6)); } }
.node-chip { position: absolute; z-index: 2; transform: translate(-50%, -50%); display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(6, 21, 37, .92); color: var(--text-2); font-size: 13px; font-weight: 600; white-space: nowrap; box-shadow: 0 8px 22px rgba(0, 0, 0, .35); transition: border-color .35s, color .35s, box-shadow .35s, background .35s; }
.node-chip::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 8px var(--blue); transition: background .35s, box-shadow .35s; }
.node-chip:hover, .node-chip.is-on { border-color: rgba(24, 231, 255, .75); color: #fff; background: rgba(10, 32, 54, .96); box-shadow: 0 0 0 4px rgba(24, 231, 255, .08), 0 12px 30px rgba(0, 110, 255, .35); }
.node-chip:hover::before, .node-chip.is-on::before { background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.hub-caption { display: grid; gap: 4px; justify-items: center; text-align: center; max-width: 440px; min-height: 96px; padding-inline: 8px; }
.hub-caption .mono { color: var(--cyan); text-transform: uppercase; letter-spacing: .14em; font-size: 11px; }
.hub-caption strong { font-family: var(--display); font-size: 1.3rem; letter-spacing: -.02em; }
.hub-caption p { color: var(--muted); font-size: 14.5px; }
.hub-caption.swap strong, .hub-caption.swap p { animation: rise .5s var(--ease) both; }
@media (max-width: 560px) { .node-chip { font-size: 11px; padding: 6px 10px; gap: 6px; } }
@keyframes ping { 0% { transform: scale(1); opacity: .7; } 100% { transform: scale(1.3); opacity: 0; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes breathe { 0%, 100% { opacity: .75; transform: scale(.97); } 50% { opacity: 1; transform: scale(1.03); } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

/* Trust band with sector marquee */
.trust { border-block: 1px solid var(--line); background: rgba(4, 16, 29, .6); }
.trust-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 40px; padding-block: 24px; }
.trust-label { flex: none; max-width: 230px; color: var(--muted); font-size: 13.5px; line-height: 1.45; }
.marquee { flex: 1 1 420px; min-width: 0; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee-track { display: flex; width: max-content; animation: marquee 34s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee ul { display: flex; margin: 0; padding: 0 0 0 0; list-style: none; }
.marquee li { display: inline-flex; align-items: center; gap: 12px; padding-right: 56px; font-family: var(--display); font-size: 20px; font-weight: 700; letter-spacing: -.02em; color: #dbe7f3; white-space: nowrap; }
.marquee li svg { width: 22px; height: 22px; color: var(--cyan); fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; opacity: .85; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Challenge ---------- */
.challenge { display: grid; gap: 48px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 960px) { .challenge { grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 80px; } }
.pain-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.pain { display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 18px; padding-block: 24px; border-bottom: 1px solid var(--line); }
.pain p { color: var(--muted); margin-top: 6px; font-size: 15.5px; }
.pain .ic { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; border: 1px solid var(--line-2); background: linear-gradient(180deg, rgba(22, 140, 255, .12), rgba(22, 140, 255, .02)); color: var(--cyan); }
.ic svg, .ic-sm svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.statement { margin-top: 28px; font-family: var(--display); font-size: clamp(1.25rem, 1.1rem + .6vw, 1.6rem); font-weight: 700; letter-spacing: -.02em; line-height: 1.3; }

/* ---------- Bento solutions ---------- */
.bento { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 720px) { .bento { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1040px) { .bento { grid-template-columns: repeat(3, minmax(0, 1fr)); } .span-2 { grid-column: span 2; } }
@media (min-width: 720px) and (max-width: 1039px) { .span-2 { grid-column: span 2; } }
.tile { position: relative; display: grid; grid-template-rows: auto 1fr; min-width: 0; overflow: hidden; border-radius: var(--radius-lg); border: 1px solid var(--line); background: linear-gradient(180deg, rgba(10, 32, 54, .62), rgba(6, 21, 37, .82)); transition: border-color .3s, transform .35s var(--ease), box-shadow .35s; }
.tile::before { content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: 0; transition: opacity .35s; background: radial-gradient(480px circle at var(--mx, 50%) var(--my, 0%), rgba(24, 231, 255, .10), transparent 42%); }
.tile:hover { border-color: var(--line-strong); transform: translateY(-4px); box-shadow: 0 24px 60px rgba(0, 40, 110, .28); }
.tile:hover::before { opacity: 1; }
.tile > * { position: relative; z-index: 1; }
.tile-art { height: 210px; border-bottom: 1px solid var(--line); background: radial-gradient(ellipse at 50% 120%, rgba(22, 140, 255, .18), transparent 60%), linear-gradient(rgba(109, 194, 255, .05) 1px, transparent 1px) 0 0 / 24px 24px, linear-gradient(90deg, rgba(109, 194, 255, .05) 1px, transparent 1px) 0 0 / 24px 24px; }
.tile-art svg { width: 100%; height: 100%; }
.tile-body { display: grid; gap: 10px; align-content: start; padding: 26px 26px 28px; }
.tile-body .num { font-family: var(--mono); font-size: 12px; color: var(--cyan); letter-spacing: .06em; }
.tile-body p { color: var(--muted); font-size: 15px; }
.tile-ai { border-color: rgba(24, 231, 255, .3); }
.tile-ai .tile-art { background: radial-gradient(ellipse at 50% 110%, rgba(24, 231, 255, .2), transparent 60%), linear-gradient(rgba(109, 194, 255, .05) 1px, transparent 1px) 0 0 / 24px 24px, linear-gradient(90deg, rgba(109, 194, 255, .05) 1px, transparent 1px) 0 0 / 24px 24px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0 0; padding: 0; list-style: none; }
.tags li { padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(8, 27, 47, .7); color: #b5c7da; font-size: 12px; font-weight: 600; }

/* Shared diagram vocabulary (mini illustrations and maps) */
.dg .ln { fill: none; stroke: rgba(109, 194, 255, .38); stroke-width: 1.3; }
.dg .ln-d { fill: none; stroke: rgba(109, 194, 255, .3); stroke-width: 1.2; stroke-dasharray: 4 4; }
.dg .ln-hi { fill: none; stroke: rgba(24, 231, 255, .7); stroke-width: 1.4; }
.dg .bx { fill: rgba(6, 21, 37, .95); stroke: rgba(109, 194, 255, .4); stroke-width: 1.2; }
.dg .bx-hi { fill: rgba(24, 231, 255, .1); stroke: rgba(24, 231, 255, .85); stroke-width: 1.3; }
.dg .bx-soft { fill: rgba(22, 140, 255, .06); stroke: rgba(109, 194, 255, .22); stroke-width: 1; }
.dg .zone { fill: rgba(22, 140, 255, .03); stroke: rgba(109, 194, 255, .3); stroke-width: 1; stroke-dasharray: 5 5; }
.dg text { font-family: var(--font); font-size: 11px; font-weight: 600; fill: #cfe0f1; }
.dg .t-hi { fill: var(--cyan); }
.dg .t-cap { font-family: var(--mono); font-size: 9.5px; font-weight: 500; letter-spacing: .08em; fill: #7f98b2; }
.dg .ah { fill: rgba(109, 194, 255, .6); }
.dg .ah-hi { fill: rgba(24, 231, 255, .9); }
.dg .pkt { fill: var(--cyan); filter: drop-shadow(0 0 4px rgba(24, 231, 255, .9)); }
.dg .pkt-b { fill: #5aa9ff; filter: drop-shadow(0 0 4px rgba(22, 140, 255, .9)); }
.dg .rot { transform-origin: center; transform-box: fill-box; animation: spin 30s linear infinite; }
.dg .pulse { animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: .55; } 50% { opacity: 1; } }

/* ---------- AI map ---------- */
.window { border: 1px solid var(--line-2); border-radius: var(--radius-lg); background: linear-gradient(180deg, rgba(8, 27, 47, .85), rgba(4, 16, 29, .9)); box-shadow: 0 30px 90px rgba(0, 40, 120, .22); overflow: hidden; }
.window-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; border-bottom: 1px solid var(--line); }
.window-bar .dots { display: inline-flex; gap: 7px; }
.window-bar .dots i { width: 10px; height: 10px; border-radius: 50%; background: var(--surface-3); border: 1px solid var(--line-2); }
.map-scroll { overflow-x: auto; padding: 22px 22px 8px; }
.map { width: 100%; min-width: 900px; height: auto; }
.map .node { cursor: pointer; }
.map .node rect { transition: fill .25s, stroke .25s; }
.map .node:hover rect { stroke: var(--cyan); }
.map .node.on rect { fill: var(--cyan); stroke: var(--cyan); }
.map .node.on text { fill: #03121f; }
.map .node:focus { outline: none; }
.map .node:focus-visible rect { stroke: #fff; stroke-width: 2.4; }
.map text { font-size: 13.5px; }
.map .t-cap { font-size: 10.5px; }
.map-panel { display: grid; gap: 8px 48px; padding: 20px 24px 26px; border-top: 1px solid var(--line); grid-template-columns: minmax(0, 1fr); }
@media (min-width: 820px) { .map-panel { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); align-items: start; } }
.map-panel h3 { font-size: 1.4rem; margin-top: 6px; }
.map-panel p { color: var(--muted); }
.map-panel .mono { color: var(--cyan); text-transform: uppercase; letter-spacing: .12em; font-size: 11px; }

/* Lifecycle */
.lifecycle { list-style: none; margin: 40px 0 0; padding: 0; display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); counter-reset: st; }
@media (min-width: 1000px) { .lifecycle { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 22px; } }
.lifecycle li { counter-increment: st; position: relative; padding: 22px; border-radius: var(--radius-md); border: 1px solid var(--line); background: rgba(6, 21, 37, .7); transition: border-color .4s, background .4s, transform .4s var(--ease), box-shadow .4s; min-width: 0; }
.lifecycle li::before { content: counter(st, decimal-leading-zero); display: block; margin-bottom: 14px; font-family: var(--mono); font-size: 12px; color: var(--cyan); }
.lifecycle h3 { font-size: 1.04rem; margin-bottom: 8px; }
.lifecycle p { color: var(--muted); font-size: 14.5px; }
.lifecycle li.lit { border-color: rgba(24, 231, 255, .6); background: rgba(10, 32, 54, .9); transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0, 60, 140, .3); }
.lifecycle li:not(:last-child)::after { content: ""; position: absolute; left: 50%; bottom: -16px; width: 1px; height: 16px; background: linear-gradient(180deg, transparent, var(--cyan), transparent); background-size: 100% 200%; animation: flow-v 1.8s linear infinite; }
@media (min-width: 1000px) { .lifecycle li:not(:last-child)::after { left: auto; right: -23px; bottom: auto; top: 50%; width: 22px; height: 1px; background: linear-gradient(90deg, transparent, var(--cyan), transparent); background-size: 200% 100%; animation-name: flow-h; } }
@keyframes flow-h { from { background-position: 100% 0; } to { background-position: -100% 0; } }
@keyframes flow-v { from { background-position: 0 100%; } to { background-position: 0 -100%; } }

/* ---------- Engagement models ---------- */
.models { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 720px) { .models { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1100px) { .models { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.model { position: relative; display: grid; gap: 14px; align-content: start; padding: 28px; border-radius: var(--radius-md); border: 1px solid var(--line); background: rgba(6, 21, 37, .7); transition: border-color .3s, transform .35s var(--ease); min-width: 0; }
.model:hover { border-color: var(--line-strong); transform: translateY(-4px); }
.model .when { color: var(--cyan); font-size: 14px; font-weight: 600; }
.model ul { margin: 4px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; color: var(--text-2); font-size: 14.5px; }
.model li { display: grid; grid-template-columns: 14px minmax(0, 1fr); gap: 10px; }
.model li::before { content: ""; width: 6px; height: 6px; margin-top: 8px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 8px var(--blue); }
.model .link-arrow { margin-top: 8px; }
.ic-sm { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; color: #fff; background: var(--grad-btn); box-shadow: 0 10px 24px rgba(22, 140, 255, .3); }

/* Method steps */
.method { position: relative; display: grid; gap: 28px; grid-template-columns: minmax(0, 1fr); margin-top: 72px; padding-top: 48px; border-top: 1px solid var(--line); }
@media (min-width: 900px) { .method { grid-template-columns: minmax(0, .8fr) minmax(0, 2.2fr); gap: 56px; } }
.steps { position: relative; list-style: none; margin: 0; padding: 0; display: grid; gap: 22px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.steps li { position: relative; display: grid; gap: 8px; align-content: start; padding-top: 30px; min-width: 0; }
.steps li::before { content: attr(data-n); position: absolute; top: 0; left: 0; font-family: var(--mono); font-size: 12px; color: var(--cyan); }
.steps li::after { content: ""; position: absolute; top: 22px; left: 0; right: -22px; height: 1px; background: var(--line-2); }
.steps li:last-child::after { right: 0; }
.steps-wrap { position: relative; }
.steps-wrap .bar { position: absolute; top: 21px; left: 0; height: 3px; width: 0; border-radius: 3px; background: var(--grad); box-shadow: 0 0 12px rgba(24, 231, 255, .6); z-index: 1; }
.steps p { color: var(--muted); font-size: 14.5px; }
@media (max-width: 759px) { .steps li::after { display: none; } .steps-wrap { position: relative; }
.steps-wrap .bar { display: none; } }

/* ---------- Sectors ---------- */
.sectors { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 640px) { .sectors { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1000px) { .sectors { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.sector { display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 18px; padding: 26px; border-radius: var(--radius-md); border: 1px solid var(--line); background: rgba(6, 21, 37, .6); transition: border-color .3s, background .3s; min-width: 0; }
.sector:hover { border-color: var(--line-strong); background: rgba(8, 27, 47, .85); }
.sector p { color: var(--muted); font-size: 14.5px; margin-top: 6px; }

/* ---------- Why + leadership ---------- */
.why-grid { display: grid; gap: 40px; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 1000px) { .why-grid { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 56px; } }
.diffs { display: grid; gap: 0; grid-template-columns: minmax(0, 1fr); border-top: 1px solid var(--line); }
@media (min-width: 640px) { .diffs { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 40px; } }
.diff { display: grid; gap: 10px; align-content: start; padding-block: 28px; border-bottom: 1px solid var(--line); }
.diff p { color: var(--muted); font-size: 15px; }
.founder { position: relative; overflow: hidden; padding: 32px; border-radius: var(--radius-lg); border: 1px solid var(--line-2); background: linear-gradient(160deg, rgba(10, 32, 54, .9), rgba(4, 16, 29, .95)); box-shadow: 0 30px 80px rgba(0, 40, 110, .25); }
.founder::after { content: ""; position: absolute; right: -90px; top: -90px; width: 260px; height: 260px; border-radius: 50%; border: 1px solid rgba(24, 231, 255, .18); box-shadow: 0 0 0 30px rgba(24, 231, 255, .03), 0 0 0 60px rgba(24, 231, 255, .02); pointer-events: none; }
.founder-head { display: flex; align-items: center; gap: 16px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.monogram { flex: none; width: 64px; height: 64px; border-radius: 50%; display: grid; place-items: center; font-family: var(--display); font-weight: 800; font-size: 22px; letter-spacing: -.02em; background: radial-gradient(circle at 30% 30%, rgba(24, 231, 255, .25), rgba(22, 140, 255, .1)); border: 1px solid rgba(24, 231, 255, .5); box-shadow: 0 0 24px rgba(24, 160, 255, .3); }
.founder-head strong { display: block; font-family: var(--display); font-size: 1.3rem; letter-spacing: -.02em; }
.founder-head div span { display: block; color: var(--muted); font-size: 13.5px; margin-top: 2px; }
.signature { margin-top: 18px; color: var(--text-2); font-size: 14px; line-height: 1.55; }
.creds { list-style: none; margin: 18px 0 24px; padding: 0; display: grid; gap: 0; }
.creds li { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 14px; padding-block: 11px; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.creds li span:first-child { font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted-2); padding-top: 3px; }

/* ---------- Content cards ---------- */
.featured { display: grid; grid-template-columns: minmax(0, 1fr); overflow: hidden; border-radius: var(--radius-lg); border: 1px solid var(--line-2); background: linear-gradient(135deg, rgba(10, 32, 54, .85), rgba(4, 16, 29, .95)); transition: border-color .3s, transform .35s var(--ease); }
.featured:hover { border-color: var(--line-strong); transform: translateY(-3px); }
@media (min-width: 900px) { .featured { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }
.featured-body { display: grid; gap: 16px; align-content: center; padding: clamp(28px, 4vw, 48px); }
.featured-body h3 { font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.3rem); line-height: 1.12; letter-spacing: -.035em; font-weight: 800; }
.featured-body p { color: var(--muted); }
.featured-art { min-height: 260px; border-top: 1px solid var(--line); background: radial-gradient(ellipse at 50% 100%, rgba(22, 140, 255, .25), transparent 60%); }
@media (min-width: 900px) { .featured-art { border-top: 0; border-left: 1px solid var(--line); } }
.featured-art svg { width: 100%; height: 100%; }
.byline { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 13.5px; }
.byline img { width: 36px; height: 36px; }
.byline strong { display: block; color: var(--text); font-size: 14px; }
.pill { display: inline-flex; width: max-content; padding: 4px 11px; border-radius: 999px; border: 1px solid rgba(24, 231, 255, .4); background: rgba(24, 231, 255, .07); color: var(--cyan); font-size: 12px; font-weight: 700; }
.cards { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); margin-top: 18px; }
@media (min-width: 720px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1040px) { .cards { grid-template-columns: repeat(3, minmax(0, 1fr)); } .cards.four { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.card { display: grid; grid-template-rows: auto 1fr; overflow: hidden; border-radius: var(--radius-md); border: 1px solid var(--line); background: rgba(6, 21, 37, .75); transition: border-color .3s, transform .35s var(--ease); min-width: 0; }
.card:hover { border-color: var(--line-strong); transform: translateY(-4px); }
.card-art { height: 150px; border-bottom: 1px solid var(--line); background: radial-gradient(ellipse at 50% 120%, rgba(22, 140, 255, .22), transparent 65%); }
.card-art svg { width: 100%; height: 100%; }
.card-body { display: grid; gap: 10px; align-content: start; padding: 22px; }
.card-body h3 { font-size: 1.1rem; }
.card-body p { color: var(--muted); font-size: 14.5px; }
.card-meta { display: flex; justify-content: space-between; gap: 12px; margin-top: 6px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--muted-2); font-size: 12.5px; }
.section-foot { display: flex; justify-content: center; margin-top: 40px; }

/* ---------- Contact ---------- */
.contact { position: relative; overflow: hidden; border-radius: 28px; border: 1px solid var(--line-2); background: radial-gradient(ellipse at 0% 0%, rgba(22, 140, 255, .18), transparent 45%), radial-gradient(ellipse at 100% 100%, rgba(139, 92, 255, .12), transparent 45%), linear-gradient(160deg, rgba(8, 27, 47, .95), rgba(3, 12, 24, .98)); padding: clamp(28px, 5vw, 64px); display: grid; gap: 40px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 980px) { .contact { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; } }
.contact-points { list-style: none; margin: 28px 0 0; padding: 0; display: grid; gap: 12px; color: var(--text-2); }
.contact-points li { display: grid; grid-template-columns: 22px minmax(0, 1fr); gap: 10px; }
.contact-points svg { width: 20px; height: 20px; color: var(--cyan); fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; margin-top: 3px; }
.mail-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 30px; padding-top: 24px; border-top: 1px solid var(--line); }
.mail { font-family: var(--mono); font-size: 15px; color: var(--text); user-select: all; overflow-wrap: anywhere; }
.copy-btn { border: 1px solid var(--line-2); background: transparent; color: var(--text-2); border-radius: 9px; padding: 6px 12px; font-size: 13px; font-weight: 600; cursor: pointer; }
.copy-btn:hover { border-color: var(--line-strong); color: #fff; }
.status { min-height: 1.4em; color: var(--muted); font-size: 13.5px; }
.form { display: grid; gap: 16px; align-content: start; padding: clamp(22px, 3vw, 32px); border-radius: var(--radius-md); border: 1px solid var(--line); background: rgba(2, 8, 19, .55); }
.form-row { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 560px) { .form-row { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.field { display: grid; gap: 7px; min-width: 0; }
.field label { font-size: 13px; font-weight: 600; color: var(--text-2); }
.field input, .field select, .field textarea { width: 100%; min-width: 0; min-height: 48px; padding: 12px 14px; border-radius: 11px; border: 1px solid var(--line-2); background: rgba(6, 21, 37, .9); color: var(--text); transition: border-color .2s, box-shadow .2s; }
.field textarea { min-height: 112px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--muted-2); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(24, 231, 255, .14); }
.field [aria-invalid="true"] { border-color: #ff6b8a; }
.form .btn { width: 100%; }
.form-note { color: var(--muted-2); font-size: 12.5px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding-block: 64px 32px; background: rgba(2, 8, 19, .6); }
.footer-grid { display: grid; gap: 36px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 800px) { .footer-grid { grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)); } }
.footer-grid p { margin-top: 16px; color: var(--muted); font-size: 14px; max-width: 36ch; }
.footer-grid h4 { margin-bottom: 16px; font-family: var(--font); font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-2); }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; font-size: 14.5px; color: var(--text-2); }
.footer-grid a:hover { color: var(--cyan); }
.footer-tag { margin-top: 14px; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-2); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--muted-2); font-size: 13px; }

/* ---------- Newsletter page ---------- */
.nl-hero-grid { display: grid; gap: 40px; grid-template-columns: minmax(0, 1fr); align-items: center; }
@media (min-width: 1000px) { .nl-hero-grid { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 56px; } }
.author-card { position: relative; overflow: hidden; padding: 30px; border-radius: var(--radius-lg); border: 1px solid var(--line-2); background: linear-gradient(160deg, rgba(10, 32, 54, .92), rgba(4, 16, 29, .96)); box-shadow: 0 30px 80px rgba(0, 40, 110, .25); }
.author-card .mark { width: 120px; margin: 0 auto 6px; filter: drop-shadow(0 0 24px rgba(24, 160, 255, .45)); animation: float 7s ease-in-out infinite; }
.author-card h3 { text-align: center; font-size: 1.35rem; }
.author-card .signature { text-align: center; margin-top: 10px; }
.author-card dl { margin: 22px 0 0; display: grid; }
.author-card dl div { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 14px; padding-block: 12px; border-top: 1px solid var(--line); font-size: 14px; }
.author-card dt { font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted-2); padding-top: 2px; }
.author-card dd { margin: 0; color: var(--text-2); }
.searchbox { position: relative; display: flex; align-items: center; gap: 12px; min-height: 60px; padding: 0 18px; border-radius: 16px; border: 1px solid var(--line-2); background: rgba(6, 21, 37, .8); transition: border-color .2s, box-shadow .2s; }
.searchbox:focus-within { border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(24, 231, 255, .1); }
.searchbox svg { width: 20px; height: 20px; flex: none; color: var(--muted); fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
.searchbox input { flex: 1; min-width: 0; height: 58px; border: 0; background: transparent; color: var(--text); font-size: 16px; }
.searchbox input:focus { outline: none; }
.searchbox input::placeholder { color: var(--muted-2); }
kbd { flex: none; padding: 4px 8px; border-radius: 7px; border: 1px solid var(--line-2); color: var(--muted); font-family: var(--mono); font-size: 11.5px; }
@media (max-width: 560px) { kbd { display: none; } }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.chip { min-height: 38px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(6, 21, 37, .7); color: var(--text-2); font-size: 13.5px; font-weight: 600; cursor: pointer; transition: border-color .2s, background .2s, color .2s; }
.chip:hover { border-color: var(--line-strong); }
.chip.is-active { border-color: transparent; background: var(--grad-btn); color: #fff; }
.empty-state { margin-top: 18px; color: var(--muted); }
.editorial { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 900px) { .editorial { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.ed-col { padding: 28px; border-radius: var(--radius-md); border: 1px solid var(--line); background: rgba(6, 21, 37, .7); display: grid; gap: 12px; align-content: start; min-width: 0; }
.ed-col .mono { color: var(--cyan); text-transform: uppercase; letter-spacing: .12em; font-size: 11px; }
.ed-col p { color: var(--muted); font-size: 15px; }
.ed-col .quote { color: var(--text); font-family: var(--display); font-size: 1.15rem; font-weight: 700; letter-spacing: -.02em; line-height: 1.35; }
.territories { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 720px) { .territories { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1040px) { .territories { grid-template-columns: repeat(6, minmax(0, 1fr)); } .territories .t { grid-column: span 2; } .territories .t:nth-child(4), .territories .t:nth-child(5) { grid-column: span 3; } }
.t { position: relative; display: grid; gap: 10px; align-content: start; padding: 28px; border-radius: var(--radius-md); border: 1px solid var(--line); background: rgba(6, 21, 37, .7); transition: border-color .3s, transform .35s var(--ease); min-width: 0; }
.t:hover { border-color: var(--line-strong); transform: translateY(-4px); }
.t .n { font-family: var(--mono); font-size: 12px; color: var(--cyan); }
.t p { color: var(--muted); font-size: 14.5px; }
.paper-list { display: grid; gap: 12px; }
.paper-row { display: grid; grid-template-columns: 44px minmax(0, 1fr) auto; gap: 16px; align-items: center; padding: 18px 20px; border-radius: var(--radius-sm); border: 1px solid var(--line); background: rgba(6, 21, 37, .7); }
.paper-row small { display: block; color: var(--cyan); font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.paper-row strong { display: block; font-size: 15px; margin-top: 2px; }
.paper-row .muted { font-size: 13px; }
.soon { padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--muted); font-size: 11.5px; font-weight: 600; white-space: nowrap; }
.doc { width: 44px; height: 52px; border-radius: 8px; border: 1px solid rgba(24, 231, 255, .45); background: linear-gradient(180deg, rgba(24, 231, 255, .14), rgba(22, 140, 255, .04)); display: grid; align-content: center; gap: 5px; padding: 0 10px; }
.doc i { display: block; height: 2px; border-radius: 2px; background: rgba(160, 225, 255, .6); }
.doc i:nth-child(2) { width: 70%; }
.research-grid { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 960px) { .research-grid { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); } }
.research-feature { padding: clamp(26px, 3.5vw, 40px); border-radius: var(--radius-lg); border: 1px solid var(--line-2); background: linear-gradient(160deg, rgba(10, 32, 54, .9), rgba(4, 16, 29, .95)); display: grid; gap: 16px; align-content: start; }
.research-feature p { color: var(--muted); }
.edition { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; grid-template-columns: minmax(0, 1fr); counter-reset: ed; }
@media (min-width: 900px) { .edition { grid-template-columns: repeat(5, minmax(0, 1fr)); } }
.edition li { counter-increment: ed; padding: 22px; border-radius: var(--radius-md); border: 1px solid var(--line); background: rgba(6, 21, 37, .7); display: grid; gap: 8px; align-content: start; min-width: 0; }
.edition li::before { content: counter(ed) "."; font-family: var(--mono); color: var(--cyan); font-size: 13px; }
.edition p { color: var(--muted); font-size: 14px; }
.channels { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 900px) { .channels { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.channel { padding: 28px; border-radius: var(--radius-md); border: 1px solid var(--line); background: rgba(6, 21, 37, .7); display: grid; gap: 10px; align-content: start; min-width: 0; }
.channel .mono { color: var(--cyan); text-transform: uppercase; letter-spacing: .12em; font-size: 11px; }
.channel p { color: var(--muted); font-size: 14.5px; }
.channel.here { border-color: rgba(24, 231, 255, .45); background: linear-gradient(160deg, rgba(10, 32, 54, .9), rgba(4, 16, 29, .95)); }
.subscribe-card { position: relative; overflow: hidden; display: grid; gap: 28px; grid-template-columns: minmax(0, 1fr); align-items: center; padding: clamp(28px, 4vw, 48px); border-radius: 28px; border: 1px solid var(--line-2); background: radial-gradient(ellipse at 100% 0%, rgba(22, 140, 255, .22), transparent 50%), linear-gradient(160deg, rgba(8, 27, 47, .95), rgba(3, 12, 24, .98)); }
@media (min-width: 900px) { .subscribe-card { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; } }
.sub-form { display: grid; gap: 12px; }
.sub-row { display: grid; gap: 10px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 560px) { .sub-row { grid-template-columns: minmax(0, 1fr) auto; } }
.sub-form input { min-height: 52px; padding: 0 16px; border-radius: 12px; border: 1px solid var(--line-2); background: rgba(2, 8, 19, .7); color: var(--text); min-width: 0; width: 100%; }
.sub-form input:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(24, 231, 255, .14); }
.sub-form input::placeholder { color: var(--muted-2); }

/* ---------- Article page ---------- */
.article-hero { padding-block: clamp(56px, 7vw, 96px) 40px; border-bottom: 1px solid var(--line); }
.narrow { width: min(calc(100% - 40px), 820px); margin-inline: auto; }
.article-hero h1 { font-size: clamp(2.2rem, 1.4rem + 3.2vw, 3.8rem); }
.dek { margin-top: 22px; color: var(--muted); font-size: clamp(1.08rem, 1rem + .4vw, 1.3rem); line-height: 1.6; }
.article-meta { display: flex; align-items: center; gap: 12px; margin-top: 28px; color: var(--muted); font-size: 14px; }
.article-meta img { width: 38px; height: 38px; }
.article-shell { display: grid; gap: 40px; grid-template-columns: minmax(0, 1fr); width: min(calc(100% - 40px), 1100px); margin-inline: auto; padding-block: 56px 96px; }
@media (min-width: 980px) { .article-shell { grid-template-columns: 220px minmax(0, 1fr); gap: 64px; } }
.toc { display: none; }
@media (min-width: 980px) { .toc { display: grid; gap: 10px; align-content: start; position: sticky; top: calc(var(--header-h) + 32px); font-size: 14px; } .toc strong { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 4px; } .toc a { color: var(--muted); padding-left: 12px; border-left: 2px solid var(--line); transition: color .2s, border-color .2s; } .toc a:hover, .toc a.active { color: #fff; border-left-color: var(--cyan); } }
.article-content { max-width: 720px; font-size: 17.5px; line-height: 1.75; color: var(--text-2); }
.article-content h2 { margin: 48px 0 14px; font-size: 1.75rem; color: var(--text); }
.article-content h3 { margin: 32px 0 10px; color: var(--text); }
.article-content p + p { margin-top: 1.1em; }
.article-content ul { padding-left: 1.2em; display: grid; gap: 8px; }
.summary-box { padding: 24px 26px; border-radius: var(--radius-md); border: 1px solid var(--line-2); background: rgba(8, 27, 47, .8); color: var(--text-2); }
.summary-box strong { display: block; margin-bottom: 8px; color: var(--cyan); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; }
.article-content blockquote { margin: 32px 0; padding: 4px 0 4px 24px; border-left: 3px solid var(--cyan); font-family: var(--display); font-size: 1.4rem; font-weight: 700; line-height: 1.4; letter-spacing: -.02em; color: var(--text); }
.decision { overflow-x: auto; margin: 28px 0; padding: 22px; border-radius: var(--radius-md); border: 1px solid var(--line); background: rgba(6, 21, 37, .8); }
.decision svg { min-width: 560px; width: 100%; height: auto; }
.refs { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 15px; color: var(--muted); }
.refs strong { display: block; color: var(--text); margin-bottom: 8px; }

/* ---------- Motion ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
.in { animation: rise .9s var(--ease) both; animation-delay: var(--d, 0ms); }
.pre { opacity: 0; transform: translateY(30px); }
.shown { opacity: 1; transform: none; transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0ms); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .pre { opacity: 1; transform: none; }
  .pkt, .pkt-b { display: none; }
  .marquee { -webkit-mask-image: none; mask-image: none; }
  .marquee-track { flex-wrap: wrap; width: auto; }
  .marquee ul[aria-hidden="true"] { display: none; }
  .marquee ul { flex-wrap: wrap; row-gap: 10px; }
}

/* ---------- Content states ---------- */
.card.is-soon { cursor: default; }
.card.is-soon:hover { transform: none; border-color: var(--line); }
.card.is-soon .card-meta span:last-child { color: var(--cyan); font-weight: 600; }
.soon.is-ready { border-color: rgba(24, 231, 255, .55); color: var(--cyan); }
a.paper-row { transition: border-color .3s, transform .35s var(--ease); }
a.paper-row:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.refs ul { margin: 0 0 12px; padding-left: 1.2em; display: grid; gap: 6px; }
.refs a { color: var(--cyan); }
.article-content img { border-radius: var(--radius-md); border: 1px solid var(--line); margin: 28px 0; }
.article-content a { color: var(--cyan); text-decoration: underline; text-underline-offset: 3px; }
.article-content code { font-family: var(--mono); font-size: .9em; padding: 2px 6px; border-radius: 6px; background: rgba(8, 27, 47, .9); border: 1px solid var(--line); }
.article-content pre { overflow-x: auto; padding: 18px; border-radius: var(--radius-sm); background: rgba(4, 16, 29, .95); border: 1px solid var(--line); }
.article-content pre code { padding: 0; border: 0; background: none; }
.article-content table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 15px; display: block; overflow-x: auto; }
.article-content th, .article-content td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; }