/* SILO.RED website.
   Type and dark surfaces follow the endpoint console (silo-poc/retail-dashboard/src/styles/tokens.css):
   IBM Plex Sans and Mono, the same near-black grounds and the same severity colours, so the
   response ladder reads the same here as it does in the product. The light "paper" sections
   follow the papers: ink on white, red mono kickers. */

@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 100 700;
  font-display: swap;
  src: url('/assets/fonts/ibm-plex-sans-var.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/ibm-plex-mono-400.woff2') format('woff2');
}

:root {
  color-scheme: dark;

  /* Dark grounds, as the console */
  --bg: #0a0d12;
  --bg-1: #10151c;
  --bg-2: #161d26;
  --bg-3: #1e2733;
  --line: #23303e;
  --line-strong: #33445a;
  --text: #e8eef6;
  --text-2: #9fb0c3;
  --text-3: #6b7d92;

  /* Brand */
  --red: #ec1f30;
  --red-hover: #ff3a49;
  --red-soft: rgba(236, 31, 48, 0.14);
  --steel: #9aa6b4;

  /* The response ladder, the console's severity colours */
  --observe: #4dc4ff;
  --restrict: #ffc53d;
  --isolate: #ff8a3d;
  --terminate: #ff4d5e;
  --ok: #3ddc91;

  /* Paper sections, as the papers */
  --paper: #ffffff;
  --paper-tint: #f5f6f8;
  --paper-line: #e2e4e9;
  --ink: #16181d;
  --ink-2: #454c59;
  --ink-3: #7a8190;
  --ink-red: #c8202b;

  --sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;

  --wrap: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 10px;
  --header-h: 68px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -0.015em; line-height: 1.15; }
p { margin: 0; }
p + p { margin-top: 1em; }
:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; border-radius: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  background: rgba(10, 13, 18, 0.94);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid rgba(35, 48, 62, 0.7);
}
.site-header .wrap { height: 100%; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; flex: 0 0 auto; text-decoration: none; }
.brand img { height: 40px; width: auto; }
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a {
  text-decoration: none; color: var(--text-2);
  font-size: 15px; padding: 8px 12px; border-radius: 6px;
  transition: color .15s, background .15s;
}
.nav a:hover { color: var(--text); background: var(--bg-2); }
.nav a[aria-current="page"] { color: var(--text); }
.nav a[aria-current="page"]::after {
  content: ""; display: block; height: 2px; background: var(--red); border-radius: 2px; margin-top: 3px;
}
.nav .btn { margin-left: 10px; }
.nav-toggle {
  display: none; margin-left: auto; background: none; border: 1px solid var(--line);
  color: var(--text); border-radius: 8px; width: 42px; height: 38px; cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block; width: 18px; height: 2px; background: currentColor; margin: 0 auto; position: relative; border-radius: 2px;
}
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

@media (max-width: 1100px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg-1); border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 18px;
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity .18s, transform .18s;
  }
  .nav.open { opacity: 1; transform: none; pointer-events: auto; }
  .nav a { padding: 12px 4px; font-size: 17px; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav a[aria-current="page"]::after { display: none; }
  .nav a[aria-current="page"] { color: var(--red); }
  .nav .btn { margin: 14px 0 0; border-bottom: 0; justify-content: center; }
  .brand img { height: 34px; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font: 600 15px/1 var(--sans); letter-spacing: .01em;
  padding: 13px 20px; border-radius: 8px; text-decoration: none; cursor: pointer;
  border: 1px solid transparent; transition: background .15s, border-color .15s, color .15s, transform .15s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { background: var(--red-hover); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--text-2); }
.btn-sm { padding: 9px 14px; font-size: 14px; }
.btn .arr { font-family: var(--mono); transition: transform .15s var(--ease); }
.btn:hover .arr { transform: translateX(3px); }
.paper .btn-ghost { color: var(--ink); border-color: #c9cdd5; }
.paper .btn-ghost:hover { border-color: var(--ink-2); }

/* ---------- Type helpers ---------- */
.kicker {
  font: 400 12.5px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--red); display: inline-flex; align-items: center; gap: 10px; margin-bottom: 18px;
}
.kicker::before { content: ""; width: 18px; height: 1px; background: currentColor; }
.paper .kicker { color: var(--ink-red); }
.lede { font-size: clamp(18px, 1.6vw, 21px); color: var(--text-2); line-height: 1.55; max-width: 60ch; }
.paper .lede { color: var(--ink-2); }
.h-xl { font-size: clamp(40px, 6.2vw, 76px); letter-spacing: -0.03em; line-height: 1.02; }
.h-lg { font-size: clamp(30px, 3.8vw, 48px); letter-spacing: -0.025em; line-height: 1.08; }
.h-md { font-size: clamp(22px, 2.2vw, 28px); }
.red { color: var(--red); }
.paper .red { color: var(--ink-red); }
.mono { font-family: var(--mono); }
.muted { color: var(--text-3); }
.paper .muted { color: var(--ink-3); }
.small { font-size: 14.5px; }

/* ---------- Sections ---------- */
section { position: relative; }
.section { padding: clamp(72px, 10vw, 128px) 0; }
.section-tight { padding: clamp(48px, 6vw, 80px) 0; }
.section-head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 60px); }
.section-head .lede { margin-top: 18px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .lede { margin-left: auto; margin-right: auto; }
.section-head.center .kicker::after { content: ""; width: 18px; height: 1px; background: currentColor; }
.alt { background: var(--bg-1); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.paper { background: var(--paper); color: var(--ink); color-scheme: light; }
.paper.tint { background: var(--paper-tint); }
.paper p, .paper li { color: var(--ink-2); }
.paper strong { color: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: clamp(64px, 9vw, 120px) 0 clamp(72px, 9vw, 120px);
  isolation: isolate;
}
.hero::before {
  content: ""; position: absolute; inset: -20% -10% -10% -10%; z-index: -2;
  background:
    radial-gradient(42% 52% at 18% 22%, rgba(150, 34, 44, 0.42), transparent 70%),
    radial-gradient(40% 46% at 88% 92%, rgba(45, 78, 140, 0.38), transparent 72%),
    var(--bg);
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .35;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(70% 70% at 60% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(70% 70% at 60% 40%, #000 30%, transparent 75%);
}
.hero .wrap { display: grid; grid-template-columns: 1.35fr .65fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero h1 { margin-bottom: 26px; }
.hero h1 .red { display: inline; }
.hero .lede { margin-bottom: 34px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-meta {
  margin-top: 40px; display: flex; flex-wrap: wrap; gap: 8px 22px;
  font: 400 13px/1.4 var(--mono); color: var(--text-3); letter-spacing: .04em;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 10px var(--ok); }

/* The orbit: the console sign-in's motif. A red core with agents circling it. */
.orbit { position: relative; width: 100%; max-width: 460px; aspect-ratio: 1; margin: 0 auto; }
.orbit .ring {
  position: absolute; inset: 0; margin: auto; border-radius: 50%;
  border: 1px solid rgba(110, 140, 180, 0.22);
}
.orbit .r1 { width: 38%; height: 38%; border-color: rgba(110, 150, 200, 0.42); }
.orbit .r2 { width: 66%; height: 66%; }
.orbit .r3 { width: 96%; height: 96%; border-style: dashed; border-color: rgba(110, 140, 180, 0.16); }
.orbit .core {
  position: absolute; left: 50%; top: 50%; width: 22px; height: 22px; margin: -11px 0 0 -11px;
  border-radius: 50%; background: var(--red);
  box-shadow: 0 0 0 6px rgba(236,31,48,.12), 0 0 40px 8px rgba(236,31,48,.55);
  animation: pulse 3.6s ease-in-out infinite;
}
.orbit .spin { position: absolute; inset: 0; margin: auto; border-radius: 50%; animation: spin linear infinite; }
.orbit .spin.s1 { width: 38%; height: 38%; animation-duration: 24s; }
.orbit .spin.s2 { width: 66%; height: 66%; animation-duration: 46s; animation-direction: reverse; }
.orbit .spin.s3 { width: 96%; height: 96%; animation-duration: 80s; }
.orbit .dot {
  position: absolute; width: 11px; height: 11px; border-radius: 50%;
  left: 50%; top: 0; margin: -5.5px 0 0 -5.5px;
}
.orbit .dot.d-obs { background: var(--observe); box-shadow: 0 0 14px var(--observe); }
.orbit .dot.d-res { background: var(--restrict); box-shadow: 0 0 14px var(--restrict); }
.orbit .dot.d-iso { background: var(--isolate); box-shadow: 0 0 14px var(--isolate); }
.orbit .dot.d-ok { background: var(--ok); box-shadow: 0 0 12px var(--ok); width: 8px; height: 8px; margin: -4px 0 0 -4px; }
.orbit .dot.at-90 { top: 50%; left: 100%; }
.orbit .dot.at-180 { top: 100%; }
.orbit .dot.at-250 { top: 83%; left: 13%; }
.orbit .dot.at-320 { top: 12%; left: 18%; }
.orbit .label {
  position: absolute; font: 400 11px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--text-3); white-space: nowrap;
}
.orbit .label b { font-weight: 400; color: var(--text-2); }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 50% { box-shadow: 0 0 0 10px rgba(236,31,48,.08), 0 0 56px 14px rgba(236,31,48,.45); } }

@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .orbit { max-width: 210px; order: -1; margin: 0 0 4px; }
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero { position: relative; overflow: hidden; padding: clamp(64px, 8vw, 104px) 0 clamp(48px, 6vw, 72px); isolation: isolate; border-bottom: 1px solid var(--line); }
.page-hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(38% 80% at 8% 0%, rgba(150, 34, 44, 0.32), transparent 70%),
    radial-gradient(34% 70% at 100% 100%, rgba(45, 78, 140, 0.26), transparent 72%);
}
.page-hero h1 { max-width: 18ch; margin-bottom: 22px; }

/* ---------- Grids and cards ---------- */
.grid { display: grid; gap: 20px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 980px) { .g3, .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .g2, .g3, .g4 { grid-template-columns: 1fr; } }

.card {
  background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px 24px; position: relative;
}
.alt .card { background: var(--bg-2); }
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { color: var(--text-2); font-size: 15.5px; }
.card .num { font: 400 12px/1 var(--mono); color: var(--red); letter-spacing: .12em; margin-bottom: 18px; display: block; }
.card.link { text-decoration: none; transition: border-color .15s, transform .2s var(--ease); display: block; }
.card.link:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.card .more { margin-top: 16px; display: inline-block; font: 400 13px/1 var(--mono); color: var(--red); letter-spacing: .06em; }
.paper .card { background: var(--paper); border-color: var(--paper-line); box-shadow: 0 1px 2px rgba(16,24,32,.04); }
.paper.tint .card { background: #fff; }
.paper .card p { color: var(--ink-2); }
.paper .card h3 { color: var(--ink); }
.paper .card .num { color: var(--ink-red); }

.icon {
  width: 40px; height: 40px; border-radius: 9px; display: grid; place-items: center; margin-bottom: 18px;
  background: var(--red-soft); color: var(--red);
}
.icon svg { width: 21px; height: 21px; }
.paper .icon { background: #fbe8ea; color: var(--ink-red); }

/* Split: text beside an image */
.split { display: grid; grid-template-columns: .9fr 1.4fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.split.flip { grid-template-columns: 1.4fr .9fr; }
.split.flip > :first-child { order: 2; }
@media (max-width: 900px) { .split, .split.flip { grid-template-columns: 1fr; } .split.flip > :first-child { order: 0; } }

/* ---------- Screenshots ---------- */
.shot {
  margin: 0; border-radius: 12px; overflow: hidden; background: var(--bg-1);
  border: 1px solid var(--line-strong);
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.65), 0 0 0 1px rgba(255,255,255,.02) inset;
}
.shot .chrome { height: 30px; display: flex; align-items: center; gap: 7px; padding: 0 12px; background: var(--bg-2); border-bottom: 1px solid var(--line); }
.shot .chrome i { width: 10px; height: 10px; border-radius: 50%; background: var(--bg-3); }
.shot .chrome span { margin-left: 10px; font: 400 11.5px/1 var(--mono); color: var(--text-3); letter-spacing: .04em; }
.shot img { width: 100%; }
.paper .shot { border-color: #d6dae1; box-shadow: 0 30px 70px -28px rgba(16,24,32,.38); }
.caption { margin-top: 14px; font-size: 13.5px; color: var(--text-3); }
.paper .caption { color: var(--ink-3); }

/* Tabs for the product tour */
.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 22px; }
.tab {
  font: 400 14px/1 var(--sans); color: var(--text-2); background: transparent; cursor: pointer;
  border: 1px solid var(--line); border-radius: 999px; padding: 10px 16px; transition: all .15s;
}
.tab:hover { color: var(--text); border-color: var(--line-strong); }
.tab[aria-selected="true"] { background: var(--text); color: var(--bg); border-color: var(--text); }
.tabpanel[hidden] { display: none; }
.tour { display: grid; grid-template-columns: .8fr 2fr; gap: 36px; align-items: start; }
.tour .copy h3 { font-size: 24px; margin-bottom: 12px; }
.tour .copy p { color: var(--text-2); }
.tour .copy ul { margin: 18px 0 0; padding: 0; list-style: none; }
.tour .copy li { padding: 9px 0 9px 22px; border-top: 1px solid var(--line); position: relative; color: var(--text-2); font-size: 15.5px; }
.tour .copy li::before { content: ""; position: absolute; left: 2px; top: 18px; width: 7px; height: 7px; border-radius: 2px; background: var(--red); }
@media (max-width: 900px) { .tour { grid-template-columns: 1fr; } }

/* ---------- The ladder ---------- */
.ladder { display: grid; gap: 10px; }
.rung {
  display: grid; grid-template-columns: 56px 1fr auto; align-items: center; gap: 18px;
  padding: 18px 20px; border-radius: var(--radius); background: var(--bg-1); border: 1px solid var(--line);
  position: relative; overflow: hidden;
}
.rung::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--c); }
.rung::after {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: var(--w); opacity: .09;
  background: linear-gradient(90deg, var(--c), transparent);
}
.rung .score { font: 400 26px/1 var(--mono); color: var(--c); }
.rung h4 { font-size: 18px; margin-bottom: 3px; }
.rung p { font-size: 15px; color: var(--text-2); }
.rung .tag { font: 400 11.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); white-space: nowrap; }
.rung.observe { --c: var(--observe); --w: 25%; }
.rung.restrict { --c: var(--restrict); --w: 50%; }
.rung.isolate { --c: var(--isolate); --w: 75%; }
.rung.terminate { --c: var(--terminate); --w: 100%; }
@media (max-width: 640px) { .rung { grid-template-columns: 44px 1fr; } .rung .tag { grid-column: 2; } }

/* ---------- The five questions ---------- */
.questions { list-style: none; margin: 0; padding: 0; counter-reset: q; }
.questions li { counter-increment: q; display: grid; grid-template-columns: 52px 1fr; gap: 6px 14px; padding: 18px 0; border-top: 1px solid var(--paper-line); }
.questions li:last-child { border-bottom: 1px solid var(--paper-line); }
.questions li::before { content: "0" counter(q); grid-row: span 2; font: 400 13px/1.7 var(--mono); color: var(--ink-red); letter-spacing: .08em; }
.questions h3 { font-size: 19px; color: var(--ink); }
.questions p { font-size: 15.5px; }
.section:not(.paper) .questions li { border-color: var(--line); }
.section:not(.paper) .questions li::before { color: var(--red); }
.section:not(.paper) .questions h3 { color: var(--text); }
.section:not(.paper) .questions p { color: var(--text-2); }

/* ---------- Tables (paper style) ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--paper-line); border-radius: var(--radius); background: #fff; }
table { border-collapse: collapse; width: 100%; min-width: 640px; }
th, td { text-align: left; vertical-align: top; padding: 14px 18px; border-bottom: 1px solid var(--paper-line); font-size: 15px; line-height: 1.5; }
tr:last-child td { border-bottom: 0; }
th { font: 400 11.5px/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); background: var(--paper-tint); }
td { color: var(--ink-2); }
td:first-child { color: var(--ink); font-weight: 600; white-space: nowrap; }
td .sub { display: block; font-weight: 400; font-size: 13px; color: var(--ink-3); white-space: normal; }

/* ---------- Audience hooks ---------- */
.hook { display: flex; flex-direction: column; }
.hook .role { font: 400 12px/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); margin-bottom: 14px; }
.paper .hook .role { color: var(--ink-3); }
.hook blockquote {
  margin: 0 0 14px; font-size: 21px; line-height: 1.32; font-weight: 600; letter-spacing: -0.01em; color: var(--text);
}
.hook blockquote::before { content: "\201C"; color: var(--red); }
.hook blockquote::after { content: "\201D"; color: var(--red); }
.paper .hook blockquote { color: var(--ink); }
.paper .hook blockquote::before, .paper .hook blockquote::after { color: var(--ink-red); }
.hook p { font-size: 15px; }
.badge {
  display: inline-block; align-self: flex-start; font: 400 11px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  padding: 5px 8px; border-radius: 4px; margin-bottom: 14px; background: var(--red-soft); color: var(--red);
}
.paper .badge { background: #fbe8ea; color: var(--ink-red); }

/* Role rows: compact list of roles and what they hear */
.roles { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0 40px; }
.roles > div { padding: 20px 0; border-top: 1px solid var(--line); }
.paper .roles > div { border-color: var(--paper-line); }
.roles h3 { font-size: 17px; margin-bottom: 6px; }
.roles .says { font-size: 17px; color: var(--text); margin-bottom: 6px; }
.paper .roles .says { color: var(--ink); }
.roles .says::before { content: "\2014\00a0"; color: var(--red); }
.paper .roles .says::before { color: var(--ink-red); }
.roles p.why { font-size: 14.5px; color: var(--text-3); }
.paper .roles p.why { color: var(--ink-3); }
@media (max-width: 760px) { .roles { grid-template-columns: 1fr; } }

/* ---------- Stat strip ---------- */
.strip { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.strip > div { padding: 24px 22px; border-left: 1px solid var(--line); }
.strip > div:first-child { border-left: 0; }
.strip b { display: block; font: 400 15px/1.2 var(--mono); color: var(--text); margin-bottom: 8px; letter-spacing: .02em; }
.strip span { font-size: 14.5px; color: var(--text-2); }
@media (max-width: 860px) { .strip { grid-template-columns: repeat(2, minmax(0,1fr)); } .strip > div:nth-child(3) { border-left: 0; } .strip > div:nth-child(n+3) { border-top: 1px solid var(--line); } }
@media (max-width: 480px) { .strip { grid-template-columns: 1fr; } .strip > div { border-left: 0; border-top: 1px solid var(--line); } .strip > div:first-child { border-top: 0; } }

/* Chips for integrations and platforms */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font: 400 13px/1 var(--mono); padding: 9px 12px; border-radius: 6px; border: 1px solid var(--line); color: var(--text-2); background: var(--bg-1); }
.paper .chip { border-color: var(--paper-line); color: var(--ink-2); background: #fff; }

/* Callout */
.callout {
  border-left: 3px solid var(--red); background: var(--bg-1); border-radius: 0 var(--radius) var(--radius) 0;
  padding: 20px 24px; color: var(--text-2);
}
.callout strong { color: var(--text); }
.paper .callout { background: var(--paper-tint); border-left-color: var(--ink-red); color: var(--ink-2); }
.paper .callout strong { color: var(--ink); }

/* Ticks list */
.ticks { list-style: none; padding: 0; margin: 22px 0 0; }
.ticks li { position: relative; padding: 7px 0 7px 28px; color: var(--text-2); }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: 13px; width: 13px; height: 7px;
  border-left: 2px solid var(--red); border-bottom: 2px solid var(--red); transform: rotate(-45deg);
}
.paper .ticks li { color: var(--ink-2); }
.paper .ticks li::before { border-color: var(--ink-red); }

/* ---------- Architecture diagram ---------- */
.arch-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.arch { width: 100%; height: auto; display: block; }
@media (max-width: 760px) { .arch { min-width: 760px; } }
.arch text { font-family: var(--sans); }
.arch .t-mono { font-family: var(--mono); }

/* ---------- Video ---------- */
.video-card {
  position: relative; display: block; width: 100%; aspect-ratio: 16/9; border-radius: 14px; overflow: hidden; cursor: pointer;
  border: 1px solid var(--line-strong); background: #05070a; padding: 0; color: var(--text);
}
.video-card::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(50% 60% at 30% 30%, rgba(150, 34, 44, 0.45), transparent 70%),
    radial-gradient(50% 60% at 80% 85%, rgba(45, 78, 140, 0.35), transparent 72%);
}
.video-card img.mark { position: absolute; left: 50%; top: 44%; width: 22%; max-width: 180px; transform: translate(-50%, -50%); opacity: .95; transition: transform .3s var(--ease); }
.video-card:hover img.mark { transform: translate(-50%, -50%) scale(1.04); }
.video-card .play {
  position: absolute; left: 50%; top: 44%; transform: translate(-50%, -50%);
  width: 64px; height: 64px; border-radius: 50%; background: rgba(10,13,18,.72); border: 1px solid rgba(255,255,255,.25);
  display: grid; place-items: center; backdrop-filter: blur(4px);
}
.video-card .play::after { content: ""; border-left: 18px solid #fff; border-top: 11px solid transparent; border-bottom: 11px solid transparent; margin-left: 5px; }
.video-card .vlabel { position: absolute; left: 0; right: 0; bottom: 22px; text-align: center; font: 400 13px/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--text-2); }

.modal {
  position: fixed; inset: 0; z-index: 100; display: none; align-items: center; justify-content: center;
  background: rgba(4, 6, 9, 0.82); padding: 20px; backdrop-filter: blur(6px);
}
.modal.open { display: flex; }
.modal .frame { width: 100%; max-width: 1000px; aspect-ratio: 16/9; background: #000; border-radius: 12px; overflow: hidden; position: relative; }
.modal iframe { width: 100%; height: 100%; border: 0; }
.modal .close {
  position: absolute; top: 16px; right: 20px; background: none; border: 0; color: #fff; font-size: 34px; line-height: 1; cursor: pointer;
}

/* Contact dialog */
.dialog {
  width: 100%; max-width: 460px; background: var(--bg-1); border: 1px solid var(--line-strong); border-radius: 14px;
  padding: 28px; box-shadow: 0 30px 80px rgba(0,0,0,.6); position: relative;
}
.dialog h2 { font-size: 22px; margin-bottom: 6px; }
.dialog p.sub { color: var(--text-2); font-size: 14.5px; margin-bottom: 20px; }
.dialog label { display: block; font: 400 11.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); margin: 0 0 7px; }
.dialog input, .dialog textarea, .dialog select {
  width: 100%; margin-bottom: 14px; padding: 12px 13px; font: 400 15px/1.4 var(--sans);
  background: var(--bg); border: 1px solid var(--line); border-radius: 8px; color: var(--text);
}
.dialog input:focus, .dialog textarea:focus, .dialog select:focus { outline: none; border-color: var(--red); }
.dialog textarea { resize: vertical; min-height: 110px; }
.dialog .btn { width: 100%; justify-content: center; }
.dialog .status { margin-top: 12px; font-size: 14px; min-height: 20px; }
.dialog .x { position: absolute; top: 14px; right: 16px; background: none; border: 0; color: var(--text-3); font-size: 26px; cursor: pointer; line-height: 1; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; }

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; isolation: isolate; text-align: center; }
.cta-band::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(40% 90% at 50% 120%, rgba(236, 31, 48, 0.32), transparent 70%),
    var(--bg);
}
.cta-band h2 { max-width: 20ch; margin: 0 auto 18px; }
.cta-band .lede { margin: 0 auto 32px; }
.cta-band .hero-ctas { justify-content: center; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 56px 0 40px; background: var(--bg); }
.foot { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 32px; }
.foot img { height: 38px; width: auto; margin-bottom: 16px; }
.foot p { color: var(--text-3); font-size: 14px; max-width: 34ch; }
.foot h4 { font: 400 11.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--text-3); margin-bottom: 14px; }
.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li { margin: 0 0 9px; }
.foot a { color: var(--text-2); text-decoration: none; font-size: 14.5px; }
.foot a:hover { color: var(--text); }
.legal { margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; font: 400 12.5px/1.5 var(--mono); color: var(--text-3); letter-spacing: .03em; }
@media (max-width: 860px) { .foot { grid-template-columns: 1fr 1fr; } .foot > div:first-child { grid-column: 1 / -1; } }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .orbit .spin, .orbit .core { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .card.link { transition: none; }
}

/* "Ask for a document" links on the audience page */
.ask { display: inline-block; margin-top: 12px; font: 400 12.5px/1.4 var(--mono); letter-spacing: .04em; color: var(--red); text-decoration: none; border-bottom: 1px solid transparent; }
.ask:hover { border-bottom-color: currentColor; }
.paper .ask { color: var(--ink-red); }
.roles .ask { margin-top: 8px; }
.hook .ask { margin-top: auto; padding-top: 14px; align-self: flex-start; }
.card.doc { display: flex; flex-direction: column; }
.card.doc .more { margin-top: auto; padding-top: 16px; }

/* Document request form */
.dialog-wide { max-width: 620px; max-height: calc(100vh - 40px); overflow-y: auto; }
.dialog .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
@media (max-width: 560px) { .dialog .row2 { grid-template-columns: 1fr; } }
.dialog fieldset { border: 0; padding: 0; margin: 0 0 16px; }
.dialog legend { font: 400 11.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); margin-bottom: 10px; padding: 0; }
.doc-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
@media (max-width: 560px) { .doc-list { grid-template-columns: 1fr; } }
.dialog label.check {
  display: flex; align-items: center; gap: 10px; margin: 0; cursor: pointer;
  font: 400 14px/1.3 var(--sans); letter-spacing: 0; text-transform: none; color: var(--text-2);
  padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg);
}
.dialog label.check:hover { border-color: var(--line-strong); }
.dialog label.check input { width: 16px; height: 16px; margin: 0; padding: 0; accent-color: var(--red); flex: 0 0 auto; }
.dialog label.check:has(input:checked) { border-color: var(--red); color: var(--text); }
.dialog .opt { text-transform: none; letter-spacing: 0; font-family: var(--sans); color: var(--text-3); }
.dialog .note { font-size: 13px; color: var(--text-3); margin: -4px 0 14px; }
.dialog [aria-invalid="true"] { border-color: var(--terminate); }

/* Status labels, as in the papers */
.pill { display: inline-block; font: 400 10.5px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; padding: 5px 7px; border-radius: 4px; white-space: nowrap; vertical-align: 1px; }
.pill.today { background: rgba(61,220,145,.14); color: var(--ok); }
.pill.partial { background: rgba(255,197,61,.14); color: var(--restrict); }
.pill.built { background: rgba(77,196,255,.14); color: var(--observe); }
.pill.no { background: rgba(255,77,94,.14); color: var(--terminate); }
.pill.road { background: rgba(139,155,176,.16); color: var(--text-2); }
.paper .pill.today { background: #e5f1e8; color: #2c6e3f; }
.paper .pill.partial { background: #fbf0dc; color: #9a6200; }
.paper .pill.built { background: #e3eefb; color: #1c5fb8; }
.paper .pill.no { background: #f9e3e4; color: var(--ink-red); }
.paper .pill.road { background: #eceef2; color: var(--ink-2); }
table.stages td:first-child { white-space: normal; min-width: 180px; }
table.stages td:nth-child(2) { white-space: nowrap; }