:root {
  --lavender: #d9ccff;
  --violet: #7654c8;
  --violet-deep: #543e94;
  --ice: #dff4ff;
  --peach: #ffd9c7;
  --mint: #d9f4e8;
  --offwhite: #fbfaf7;
  --ink: #252232;
  --muted: #696477;
  --glass: rgba(255,255,255,0.68);
  --line: rgba(61,48,91,0.14);
  --white: #ffffff;
  --max: 1220px;
  --shadow: 0 24px 70px rgba(78, 59, 122, 0.10);
}
* { box-sizing: border-box; }
html { overflow-x: hidden; scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 0%, rgba(217,204,255,0.52), transparent 30rem),
    radial-gradient(circle at 88% 9%, rgba(217,244,232,0.66), transparent 28rem),
    radial-gradient(circle at 48% 42%, rgba(223,244,255,0.4), transparent 36rem),
    var(--offwhite);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.58;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(84,62,148,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(84,62,148,0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.18;
}
a { color: inherit; text-underline-offset: 0.2em; }
a:hover { color: var(--violet-deep); }
img { display: block; max-width: 100%; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; left: 10px; top: -100px; z-index: 100; padding: 10px 14px; background: var(--white); }
.skip-link:focus { top: 10px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 14px 0;
  background: rgba(251,250,247,0.76);
  border-bottom: 1px solid rgba(78,59,122,0.1);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 220px; color: var(--ink); text-decoration: none; font-weight: 850; letter-spacing: 0; }
.brand-mark {
  position: relative;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border: 1px solid rgba(84,62,148,0.2);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(255,255,255,0.95), rgba(217,204,255,0.72));
  box-shadow: 0 12px 30px rgba(84,62,148,0.14);
}
.brand-mark::before {
  content: "$";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--violet-deep);
  font-size: 1.25rem;
  font-weight: 900;
}
.brand small { display: block; color: var(--violet-deep); font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; }
.site-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px 18px; }
.site-nav a { padding: 8px 0; border-bottom: 2px solid transparent; color: #4a4559; text-decoration: none; font-size: 0.86rem; font-weight: 750; white-space: nowrap; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--violet-deep); border-bottom-color: var(--violet); }
.breadcrumb { padding-top: 20px; color: var(--muted); font-size: 0.82rem; }
.breadcrumb a { text-decoration: none; }
.breadcrumb span { margin: 0 8px; color: var(--violet); }
h1, h2, h3 { margin: 0; line-height: 1.04; letter-spacing: 0; overflow-wrap: normal; }
p, a, li { overflow-wrap: anywhere; }
h1 { font-size: clamp(2.7rem, 6vw, 5.8rem); }
h2 { font-size: clamp(2rem, 4.3vw, 4rem); }
h3 { font-size: clamp(1.14rem, 2vw, 1.5rem); }
p { margin: 0; }
.eyebrow { margin: 0 0 18px; color: var(--violet-deep); font-size: 0.72rem; font-weight: 850; letter-spacing: 0.14em; text-transform: uppercase; }
.lead { max-width: 760px; color: #514c5c; font-size: clamp(1.05rem, 1.9vw, 1.3rem); }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border: 1px solid rgba(84,62,148,0.36);
  border-radius: 999px;
  background: rgba(255,255,255,0.62);
  color: var(--violet-deep);
  text-decoration: none;
  font-weight: 800;
  box-shadow: 0 10px 26px rgba(84,62,148,0.08);
}
.button:hover { border-color: var(--violet); background: var(--white); }
.button.primary { border-color: var(--violet); background: var(--violet); color: var(--white); }
.button.primary:hover { background: var(--violet-deep); color: var(--white); }
.home-hero { position: relative; padding: 70px 0 90px; overflow: hidden; }
.hero-orb {
  position: absolute;
  border-radius: 50%;
  opacity: 0.75;
}
.orb-a { width: 360px; height: 360px; right: -80px; top: 30px; background: radial-gradient(circle at 35% 35%, var(--peach), rgba(255,217,199,0.08) 67%); }
.orb-b { width: 260px; height: 260px; left: -80px; bottom: -80px; background: radial-gradient(circle at 55% 40%, var(--ice), rgba(223,244,255,0.1) 68%); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0,1.03fr) minmax(380px,0.97fr); gap: 54px; align-items: center; }
.hero-copy h1 { max-width: 780px; }
.hero-copy .lead { margin-top: 26px; }
.hero-copy .button-row { margin-top: 34px; }
.hero-art { position: relative; min-height: 560px; }
.glass-panel {
  position: absolute;
  border: 1px solid rgba(255,255,255,0.78);
  background: rgba(255,255,255,0.44);
  box-shadow: var(--shadow);
}
.art-main { inset: 40px 28px 56px 48px; padding: 34px; border-radius: 42px; transform: rotate(-2deg); }
.art-small { right: 0; bottom: 20px; width: 235px; padding: 22px; border-radius: 28px; transform: rotate(3deg); }
.controller {
  position: relative;
  width: 76%;
  aspect-ratio: 1.65;
  margin: 72px auto 0;
  border: 4px solid rgba(84,62,148,0.5);
  border-radius: 46% 46% 34% 34% / 56% 56% 40% 40%;
}
.controller::before, .controller::after { content: ""; position: absolute; border-radius: 50%; background: rgba(118,84,200,0.16); border: 2px solid rgba(84,62,148,0.3); }
.controller::before { width: 78px; height: 78px; left: 16%; top: 28%; box-shadow: 124px 16px 0 -14px rgba(255,217,199,0.85), 166px -12px 0 -22px rgba(217,244,232,0.9); }
.controller::after { width: 18px; height: 70px; left: calc(16% + 30px); top: calc(28% + 4px); border-radius: 6px; background: rgba(84,62,148,0.42); box-shadow: 0 0 0 0 transparent; }
.controller-cross { position: absolute; width: 70px; height: 18px; left: calc(16% + 4px); top: calc(28% + 30px); border-radius: 6px; background: rgba(84,62,148,0.42); }
.orbit { position: absolute; inset: 12%; border: 1px dashed rgba(84,62,148,0.28); border-radius: 50%; transform: rotate(16deg); }
.orbit::before, .orbit::after { content: ""; position: absolute; width: 12px; height: 12px; border-radius: 50%; background: var(--violet); }
.orbit::before { left: 8%; top: 16%; }
.orbit::after { right: 10%; bottom: 18%; background: #ef9f7e; }
.pixel-field { position: absolute; inset: 0; opacity: 0.25; background-image: radial-gradient(circle, rgba(84,62,148,0.4) 2px, transparent 2px); background-size: 28px 28px; }
.art-label { color: var(--violet-deep); font-size: 0.68rem; font-weight: 850; letter-spacing: 0.13em; text-transform: uppercase; }
.art-price { margin-top: 8px; font-size: 2.3rem; font-weight: 850; line-height: 1; }
.art-note { margin-top: 10px; color: var(--muted); font-size: 0.84rem; }
.section { padding: clamp(74px, 9vw, 126px) 0; }
.section.white { background: rgba(255,255,255,0.74); border-top: 1px solid rgba(255,255,255,0.8); border-bottom: 1px solid var(--line); }
.section-head { display: grid; grid-template-columns: minmax(0,0.75fr) minmax(260px,1.25fr); gap: 60px; align-items: end; margin-bottom: 54px; }
.section-head p { max-width: 680px; color: var(--muted); }
.category-stream { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.category-tile {
  position: relative;
  min-height: 245px;
  padding: 28px;
  overflow: hidden;
  border: 1px solid rgba(84,62,148,0.14);
  border-radius: 34px;
  background: var(--glass);
  box-shadow: 0 20px 50px rgba(84,62,148,0.07);
}
.category-tile::after { content: ""; position: absolute; width: 150px; height: 150px; right: -48px; bottom: -48px; border-radius: 50%; background: var(--accent, var(--lavender)); opacity: 0.58; }
.category-tile:nth-child(5n+1) { grid-column: span 5; --accent: var(--lavender); }
.category-tile:nth-child(5n+2) { grid-column: span 4; --accent: var(--mint); }
.category-tile:nth-child(5n+3) { grid-column: span 3; --accent: var(--peach); }
.category-tile:nth-child(5n+4) { grid-column: span 7; --accent: var(--ice); }
.category-tile:nth-child(5n+5) { grid-column: span 5; --accent: var(--lavender); }
.category-kicker { color: var(--violet-deep); font-size: 0.68rem; font-weight: 850; letter-spacing: 0.12em; text-transform: uppercase; }
.category-tile h3 { position: relative; z-index: 1; max-width: 340px; margin-top: 34px; font-size: clamp(1.3rem, 2.4vw, 2rem); }
.category-tile p { position: relative; z-index: 1; max-width: 480px; margin-top: 14px; color: var(--muted); }
.text-link { position: relative; z-index: 2; display: inline-block; margin-top: 22px; color: var(--violet-deep); text-decoration: none; font-weight: 800; }
.text-link::after { content: "  ->"; }
.cost-ledger { border-top: 1px solid var(--line); }
.cost-row {
  display: grid;
  grid-template-columns: minmax(160px,0.65fr) minmax(300px,1.1fr) minmax(320px,1.25fr) auto;
  gap: 28px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}
.cost-row:nth-child(odd) { padding-inline: 24px; border-radius: 24px; background: rgba(255,255,255,0.42); }
.cost-row h3 { font-size: 1.22rem; }
.cost-bands { display: flex; flex-wrap: wrap; gap: 8px; }
.cost-pill { padding: 7px 10px; border-radius: 999px; background: rgba(217,204,255,0.46); color: var(--violet-deep); font-size: 0.76rem; font-weight: 750; }
.cost-drivers { color: var(--muted); font-size: 0.9rem; }
.magazine-layout { display: grid; grid-template-columns: minmax(0,1.25fr) minmax(300px,0.75fr); gap: 18px; }
.feature-story {
  min-height: 520px;
  padding: clamp(34px,5vw,66px);
  border-radius: 44px;
  background:
    radial-gradient(circle at 85% 20%, rgba(255,217,199,0.9), transparent 18rem),
    radial-gradient(circle at 12% 90%, rgba(217,244,232,0.9), transparent 22rem),
    rgba(255,255,255,0.64);
  border: 1px solid rgba(84,62,148,0.14);
  box-shadow: var(--shadow);
}
.feature-story h3 { max-width: 650px; margin-top: 90px; font-size: clamp(2.2rem,5vw,4.7rem); }
.feature-story p { max-width: 620px; margin-top: 22px; color: var(--muted); }
.story-stack { display: grid; gap: 14px; }
.story-link { padding: 23px; border: 1px solid var(--line); border-radius: 25px; background: rgba(255,255,255,0.55); text-decoration: none; box-shadow: 0 14px 34px rgba(84,62,148,0.06); }
.story-link:hover { transform: translateY(-2px); background: var(--white); }
.story-link small { display: block; margin-bottom: 8px; color: var(--violet-deep); font-weight: 800; }
.insight-ribbon { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 70px; align-items: start; }
.insight-title { position: sticky; top: 110px; }
.insight-title p { margin-top: 22px; color: var(--muted); }
.insight-list { border-top: 1px solid var(--line); }
.insight-item { display: grid; grid-template-columns: 48px 1fr; gap: 20px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.insight-item span { color: var(--violet); font-weight: 850; }
.insight-item p { margin-top: 8px; color: var(--muted); }
.vendor-preview { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 60px; align-items: center; padding: 54px; border-radius: 42px; background: linear-gradient(135deg, rgba(217,204,255,0.56), rgba(223,244,255,0.6), rgba(217,244,232,0.54)); border: 1px solid rgba(84,62,148,0.14); }
.vendor-preview p { margin-top: 18px; color: var(--muted); }
.vendor-mini-ledger { border-top: 1px solid rgba(84,62,148,0.16); }
.vendor-mini { display: grid; grid-template-columns: 1fr auto; gap: 18px; padding: 17px 0; border-bottom: 1px solid rgba(84,62,148,0.16); }
.vendor-mini span { color: var(--violet-deep); font-weight: 750; }
.site-footer { padding: 72px 0 34px; background: linear-gradient(160deg, rgba(217,204,255,0.72), rgba(223,244,255,0.7), rgba(255,217,199,0.46)); border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3,0.75fr); gap: 48px; }
.footer-about p { max-width: 480px; margin-top: 18px; color: #5e586b; }
.footer-col h3 { margin-bottom: 16px; color: var(--violet-deep); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; }
.footer-col a { display: block; margin: 9px 0; color: #544e61; text-decoration: none; font-size: 0.9rem; }
.footer-note { margin-top: 50px; padding-top: 22px; border-top: 1px solid rgba(84,62,148,0.16); color: #6d6679; font-size: 0.8rem; }
.inner-hero { padding: 54px 0 76px; }
.inner-shell { position: relative; overflow: hidden; padding: clamp(42px,6vw,78px); border: 1px solid rgba(84,62,148,0.16); border-radius: 46px; background: rgba(255,255,255,0.76); box-shadow: var(--shadow); }
.inner-shell::before { content: ""; position: absolute; width: 340px; height: 340px; right: -100px; top: -120px; border-radius: 50%; background: radial-gradient(circle, rgba(217,204,255,0.9), rgba(217,204,255,0.08) 68%); }
.inner-shell h1, .inner-shell .lead, .inner-shell .eyebrow { position: relative; z-index: 1; }
.inner-shell .lead { margin-top: 22px; }
.meta-chips { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.meta-chip { padding: 9px 12px; border: 1px solid rgba(84,62,148,0.14); border-radius: 14px; background: rgba(255,255,255,0.58); color: #575064; font-size: 0.78rem; }
.answer-band { display: grid; grid-template-columns: 170px 1fr; gap: 36px; padding: 32px; border: 1px solid rgba(84,62,148,0.14); border-radius: 28px; background: rgba(255,255,255,0.62); box-shadow: 0 16px 36px rgba(84,62,148,0.06); }
.answer-label { color: var(--violet-deep); font-size: 0.7rem; font-weight: 850; letter-spacing: 0.12em; text-transform: uppercase; }
.answer-band p { font-size: 1.12rem; }
.tier-layout { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.tier {
  min-height: 270px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: rgba(255,255,255,0.58);
}
.tier:nth-child(2) { background: rgba(217,244,232,0.48); transform: translateY(24px); }
.tier:nth-child(3) { background: rgba(255,217,199,0.42); }
.tier small { color: var(--violet-deep); font-weight: 850; }
.tier strong { display: block; margin-top: 44px; font-size: clamp(1.5rem,2.5vw,2.25rem); line-height: 1.08; }
.tier p { margin-top: 16px; color: var(--muted); font-size: 0.9rem; }
.timeline { display: grid; grid-template-columns: repeat(7,1fr); gap: 8px; }
.phase { min-height: 190px; padding: 20px 15px; border-radius: 22px; border: 1px solid var(--line); background: rgba(255,255,255,0.52); }
.phase span { display: block; color: var(--violet); font-size: 0.72rem; font-weight: 850; }
.phase strong { display: block; margin-top: 44px; font-size: 0.9rem; line-height: 1.22; }
.split-editorial { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 70px; align-items: start; }
.split-editorial > :first-child { position: sticky; top: 110px; }
.split-editorial > :first-child p { margin-top: 18px; color: var(--muted); }
.role-list, .factor-list { border-top: 1px solid var(--line); }
.role, .factor { display: grid; grid-template-columns: 45px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.role span, .factor span { color: var(--violet); font-weight: 850; }
.stack-cloud { display: flex; flex-wrap: wrap; gap: 10px; padding: 34px; border-radius: 32px; background: linear-gradient(145deg, rgba(223,244,255,0.58), rgba(217,204,255,0.4)); border: 1px solid var(--line); }
.stack-item { padding: 10px 14px; border-radius: 999px; background: rgba(255,255,255,0.7); color: var(--violet-deep); font-weight: 750; }
.breakdown-table { border-top: 1px solid var(--line); }
.breakdown-row { display: grid; grid-template-columns: minmax(170px,0.7fr) minmax(260px,1.3fr) 120px; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.breakdown-row p { color: var(--muted); }
.breakdown-row span { color: var(--violet-deep); font-size: 0.82rem; font-weight: 800; text-align: right; }
.mistake-stream { display: flex; gap: 14px; overflow-x: auto; padding: 8px 2px 20px; scrollbar-color: var(--lavender) transparent; }
.mistake { flex: 0 0 min(330px,84vw); min-height: 210px; padding: 26px; border-radius: 30px; background: rgba(255,255,255,0.6); border: 1px solid var(--line); }
.mistake b { color: var(--violet-deep); }
.mistake p { margin-top: 40px; color: var(--muted); }
.vendor-ledger { border-top: 1px solid var(--line); }
.vendor-row { display: grid; grid-template-columns: minmax(200px,0.8fr) minmax(300px,1.3fr) minmax(220px,0.9fr); gap: 34px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.vendor-row h3 { font-size: 1.25rem; }
.vendor-rate { display: inline-block; margin-top: 10px; padding: 6px 9px; border-radius: 999px; background: rgba(217,204,255,0.5); color: var(--violet-deep); font-size: 0.78rem; font-weight: 800; }
.vendor-row p { color: var(--muted); font-size: 0.92rem; }
.vendor-row strong { display: block; margin-bottom: 5px; color: #4c4658; font-size: 0.73rem; letter-spacing: 0.08em; text-transform: uppercase; }
.vendor-row a { display: inline-block; margin-top: 12px; color: var(--violet-deep); font-weight: 800; text-decoration: none; }
.link-shelf { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; }
.shelf-link { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 86px; padding: 18px 20px; border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,0.52); text-decoration: none; font-weight: 750; }
.shelf-link::after { content: "->"; color: var(--violet); }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { position: relative; padding: 22px 50px 22px 0; cursor: pointer; list-style: none; font-weight: 800; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 10px; top: 17px; color: var(--violet); font-size: 1.5rem; }
details[open] summary::after { content: "-"; }
details p { max-width: 860px; padding: 0 50px 24px 0; color: var(--muted); }
.guide-index { border-top: 1px solid var(--line); }
.guide-index-row { display: grid; grid-template-columns: 55px minmax(240px,0.8fr) minmax(300px,1.2fr) auto; gap: 24px; align-items: center; padding: 24px 0; border-bottom: 1px solid var(--line); }
.guide-index-row span { color: var(--violet); font-weight: 850; }
.guide-index-row p { color: var(--muted); font-size: 0.9rem; }
.category-lanes { border-top: 1px solid var(--line); }
.category-lane { display: grid; grid-template-columns: minmax(220px,0.7fr) minmax(340px,1.3fr) auto; gap: 34px; align-items: center; padding: 29px 0; border-bottom: 1px solid var(--line); }
.category-lane p { color: var(--muted); }
.technology-board { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.tech-panel { min-height: 280px; padding: 30px; border: 1px solid var(--line); border-radius: 32px; background: rgba(255,255,255,0.54); }
.tech-panel:nth-child(4n+2), .tech-panel:nth-child(4n+3) { background: rgba(223,244,255,0.44); }
.tech-panel p { margin-top: 18px; color: var(--muted); }
.article-body { display: grid; grid-template-columns: minmax(0,0.7fr) minmax(0,1.3fr); gap: 70px; }
.article-body aside { position: sticky; top: 110px; align-self: start; padding: 28px; border-radius: 28px; background: rgba(217,204,255,0.42); }
.article-body aside p { margin-top: 14px; color: var(--muted); }
.article-section { padding: 28px 0; border-top: 1px solid var(--line); }
.article-section p { margin-top: 14px; color: var(--muted); }
.contact-ledger { border-top: 1px solid var(--line); }
.contact-line { display: grid; grid-template-columns: 230px 1fr; gap: 40px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.contact-line p { color: var(--muted); }
.email { color: var(--violet-deep); font-weight: 850; }
@media (max-width: 1040px) {
  .header-inner { flex-direction: column; align-items: flex-start; gap: 10px; }
  .site-nav { justify-content: flex-start; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { min-height: 490px; }
  .category-tile { grid-column: span 6 !important; }
  .timeline { grid-template-columns: repeat(4,1fr); }
  .footer-grid { grid-template-columns: 1.4fr repeat(2,1fr); }
  .footer-about { grid-column: 1 / -1; }
}
@media (max-width: 780px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .site-nav { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); width: 100%; }
  .site-nav a { white-space: normal; }
  .home-hero { padding: 42px 0 64px; }
  .hero-art { min-height: 430px; }
  .art-main { inset: 24px 12px 62px 12px; padding: 24px; }
  .art-small { right: 4px; width: 210px; }
  .section { padding: 72px 0; }
  .section-head, .magazine-layout, .insight-ribbon, .vendor-preview, .split-editorial, .article-body { grid-template-columns: 1fr; gap: 34px; }
  .insight-title, .split-editorial > :first-child, .article-body aside { position: static; }
  .category-tile { grid-column: 1 / -1 !important; min-height: 215px; }
  .cost-row { grid-template-columns: 1fr; gap: 12px; }
  .cost-row:nth-child(odd) { padding: 22px; }
  .tier-layout { grid-template-columns: 1fr; }
  .tier:nth-child(2) { transform: none; }
  .timeline { grid-template-columns: repeat(2,1fr); }
  .breakdown-row { grid-template-columns: 1fr; gap: 8px; }
  .breakdown-row span { text-align: left; }
  .vendor-row { grid-template-columns: 1fr; gap: 18px; }
  .link-shelf, .technology-board { grid-template-columns: 1fr; }
  .guide-index-row { grid-template-columns: 38px 1fr; gap: 12px; }
  .guide-index-row p, .guide-index-row .text-link { grid-column: 2; }
  .category-lane { grid-template-columns: 1fr; gap: 14px; }
  .answer-band { grid-template-columns: 1fr; gap: 12px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-about { grid-column: 1 / -1; }
}
@media (max-width: 460px) {
  h1 { font-size: 2.55rem; }
  .brand { min-width: 0; }
  .brand > span:last-child { font-size: 0.92rem; }
  .hero-art { min-height: 390px; }
  .controller { width: 88%; margin-top: 54px; }
  .art-small { width: 180px; }
  .timeline { grid-template-columns: 1fr; }
  .phase { min-height: 120px; }
  .phase strong { margin-top: 24px; }
  .button { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
}
.llm-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}