:root {
  --bg: #f3f3ef;
  --bg-alt: #ebeae4;
  --bg-deep: #e6e4dc;
  --ink: #0c1f28;
  --ink-soft: #2b3f48;
  --muted: #6e7a82;
  --teal: #3e7b97;
  --teal-deep: #2a5a72;
  --teal-glow: rgba(62, 123, 151, 0.10);
  --teal-glow-soft: rgba(62, 123, 151, 0.05);
  --hairline: #d4d2cb;
  --hairline-strong: #b9b7af;

  /* DocGenie-specific accents — derived from the brochure illustration */
  --dg-violet: #b6a8e0;
  --dg-violet-soft: rgba(182, 168, 224, 0.18);
  --dg-amber: #f4c443;

  --display: "Kanit", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --max: 1320px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--display);
  font-weight: 300;
  line-height: 1.5;
  font-size: clamp(15px, 1.05vw, 17px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: 0.005em;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.045;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 220 220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.7 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 60% at 100% 0%, var(--teal-glow), transparent 55%),
    radial-gradient(ellipse 60% 50% at 0% 30%, var(--teal-glow-soft), transparent 60%),
    radial-gradient(ellipse 80% 60% at 100% 100%, var(--teal-glow-soft), transparent 65%);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- Reusable ---------- */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); position: relative; z-index: 1; }
.mono {
  font-family: var(--mono);
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.72rem;
}
.eyebrow {
  font-family: var(--mono);
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.7rem;
  color: var(--teal);
}
.eyebrow::before { content: "/ "; opacity: 0.55; }

.arrow-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5em;
  font-weight: 300;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
  transition: color .25s ease, border-color .25s ease, gap .25s ease;
}
.arrow-link .arrow { transition: transform .3s ease; display: inline-block; }
.arrow-link:hover { color: var(--teal); border-color: var(--teal); gap: 0.85em; }
.arrow-link:hover .arrow { transform: translateX(2px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--hairline);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.brand { display: flex; align-items: center; gap: 0.7rem; flex-shrink: 0; }
.brand img {
  position: relative;
  top: -7px;
  height: 40px;
  width: auto;
  max-width: none;
}
.brand-mark {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  padding-left: 0.7rem;
  border-left: 1px solid var(--hairline-strong);
}
.nav { display: flex; gap: 1.6rem; align-items: center; }
.nav a {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  opacity: 0.78;
  transition: opacity .2s, color .2s;
}
.nav a:hover { opacity: 1; color: var(--teal); }
.nav .cta {
  color: var(--teal);
  border: 1px solid var(--teal);
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  transition: background .25s, color .25s;
}
.nav .cta:hover { background: var(--teal); color: var(--bg); }

/* ---------- Mobile menu ---------- */
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  position: relative;
  margin-left: 0.4rem;
}
.nav-toggle span {
  position: absolute;
  left: 9px;
  right: 9px;
  height: 1.5px;
  background: var(--ink);
  transition: transform .25s ease, top .25s ease, opacity .15s ease;
}
.nav-toggle span:nth-child(1) { top: 13px; }
.nav-toggle span:nth-child(2) { top: 19px; }
.nav-toggle span:nth-child(3) { top: 25px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { top: 19px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { top: 19px; transform: rotate(-45deg); }

.mobile-nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: color-mix(in srgb, var(--bg) 96%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--hairline);
  padding: 0.6rem var(--gutter) 1.4rem;
  display: flex;
  flex-direction: column;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: transform .25s ease, opacity .25s ease;
  z-index: 49;
}
.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-nav a {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  opacity: 0.85;
  padding: 1rem 0;
  border-bottom: 1px solid var(--hairline);
  transition: color .2s, opacity .2s;
}
.mobile-nav a:last-child { border-bottom: 0; }
.mobile-nav a:hover { color: var(--teal); opacity: 1; }
.mobile-nav a.cta {
  margin-top: 0.6rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--teal);
  border-radius: 999px;
  text-align: center;
  color: var(--teal);
  align-self: flex-start;
}

@media (max-width: 820px) {
  .nav a:not(.cta):not(.back) { display: none; }
  .nav-toggle { display: block; }
  .brand-mark { display: none; }
}
@media (min-width: 821px) {
  .mobile-nav { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  padding: clamp(2rem, 8vh, 4.5rem) 0 clamp(3.5rem, 9vh, 6.5rem);
  position: relative;
  overflow: hidden;
}
.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
.hero-text { min-width: 0; }
.hero-eyebrow { margin-bottom: 1.8rem; }
.hero-tagline {
  font-family: var(--display);
  font-weight: 200;
  font-size: clamp(2rem, 4.6vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.018em;
  margin: 0 0 1.4rem;
  max-width: 18ch;
}
.hero-tagline .punch {
  color: var(--teal);
  display: block;
  margin-top: 0.05em;
}
.hero-tagline .punch-soft {
  color: var(--ink);
  display: block;
  margin-top: 0.05em;
  opacity: 0.55;
}
.hero-italic {
  font-family: var(--display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
  color: var(--teal);
  margin: 0 0 1.8rem;
}
.hero-sub {
  max-width: 56ch;
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  font-weight: 300;
  color: var(--ink);
  opacity: 0.82;
  margin: 0 0 2.6rem;
  line-height: 1.6;
}
.hero-actions { display: flex; gap: 2.5rem; flex-wrap: wrap; }
.hero-actions a { font-size: 1.05rem; }

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-visual::before {
  content: '';
  position: absolute;
  inset: -8% -4% -4% -4%;
  background:
    radial-gradient(ellipse 70% 60% at 50% 50%, var(--dg-violet-soft), transparent 70%),
    radial-gradient(ellipse 50% 40% at 60% 40%, var(--teal-glow), transparent 70%);
  filter: blur(4px);
  z-index: 0;
  pointer-events: none;
}
.hero-visual img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 24px 48px rgba(12, 31, 40, 0.14));
}
.hero-tags {
  position: absolute;
  top: 2%;
  right: -2%;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  z-index: 2;
  pointer-events: none;
}
.hero-tag {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-deep) 100%);
  padding: 0.35rem 0.7rem 0.35rem 0.95rem;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%, 6px 50%);
  box-shadow: 0 4px 10px rgba(12, 31, 40, 0.12);
}
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-visual { order: -1; max-width: 540px; margin: 0 auto; }
  .hero-tags { right: 4%; }
}
@media (max-width: 560px) {
  .hero-tags { display: none; }
}

/* dotted micro-grid behind hero */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, var(--hairline-strong) 1px, transparent 1.4px);
  background-size: 26px 26px;
  opacity: 0.45;
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 0% 0%, #000 0%, transparent 60%);
  mask-image: radial-gradient(ellipse 70% 80% at 0% 0%, #000 0%, transparent 60%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  right: -10%;
  bottom: -30%;
  width: 70%;
  aspect-ratio: 1.4 / 1;
  background: radial-gradient(ellipse, rgba(62, 123, 151, 0.18), transparent 65%);
  pointer-events: none;
  filter: blur(8px);
}
.hero-meta {
  position: absolute;
  top: 0;
  right: var(--gutter);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  padding-top: 1.5rem;
  z-index: 2;
}
@media (max-width: 900px) { .hero-meta { display: none; } }

/* ---------- Section frame ---------- */
section.block { padding: clamp(5rem, 12vh, 8rem) 0; position: relative; }
section.block + section.block { border-top: 1px solid var(--hairline); }

.section-head {
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: clamp(1rem, 4vw, 3rem);
  margin-bottom: clamp(2.5rem, 6vh, 4.5rem);
  align-items: start;
}
.section-num {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--teal);
  padding-top: 0.6rem;
}
.section-title {
  font-family: var(--display);
  font-weight: 200;
  font-size: clamp(1.9rem, 4.4vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.014em;
  margin: 0;
  max-width: 22ch;
}
.section-lead {
  grid-column: 2 / -1;
  max-width: 60ch;
  margin-top: 1.5rem;
  font-size: clamp(1.02rem, 1.25vw, 1.18rem);
  color: var(--ink);
  opacity: 0.82;
  line-height: 1.6;
}
.section-lead em { font-style: normal; color: var(--teal); }
@media (max-width: 720px) {
  .section-head { grid-template-columns: 1fr; gap: 0.75rem; }
  .section-lead { grid-column: 1 / -1; }
}

/* ---------- Problem (challenge-grid + pull) — borrowed from prism.css ---------- */
.challenge-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.challenge-cell {
  padding: clamp(2rem, 4vw, 3rem) clamp(1.5rem, 3vw, 2.4rem);
  border-right: 1px solid var(--hairline);
}
.challenge-cell:last-child {
  border-right: 0;
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-deep) 100%);
  color: var(--bg);
  position: relative;
  overflow: hidden;
}
.challenge-cell:last-child::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 100% 0%, rgba(255,255,255,0.12), transparent 65%);
  pointer-events: none;
}
.challenge-cell .meta-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
  color: var(--teal);
}
.challenge-cell:last-child .meta-tag { color: var(--bg); opacity: 0.7; }
.challenge-cell p {
  margin: 0;
  font-size: clamp(1.05rem, 1.25vw, 1.2rem);
  line-height: 1.65;
  max-width: 38ch;
  position: relative;
  z-index: 1;
}
.challenge-cell:first-child p { color: var(--ink); opacity: 0.86; }
@media (max-width: 760px) {
  .challenge-grid { grid-template-columns: 1fr; }
  .challenge-cell { border-right: 0; border-bottom: 1px solid var(--hairline); }
  .challenge-cell:last-child { border-bottom: 0; }
}

.challenge-pull {
  margin-top: clamp(3rem, 7vh, 5rem);
  font-family: var(--display);
  font-weight: 200;
  font-size: clamp(1.6rem, 3.4vw, 2.6rem);
  line-height: 1.2;
  letter-spacing: -0.012em;
  max-width: 30ch;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  position: relative;
  padding: 1.5rem 0;
}
.challenge-pull::before,
.challenge-pull::after {
  content: '';
  display: block;
  width: 3rem;
  height: 1px;
  margin: 0 auto;
  background: var(--teal);
  opacity: 0.5;
}
.challenge-pull::before { margin-bottom: 1.5rem; }
.challenge-pull::after { margin-top: 1.5rem; }
.challenge-pull em { font-style: normal; color: var(--teal); }

/* ---------- Two surfaces ---------- */
.halves {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--hairline-strong);
  border-bottom: 1px solid var(--hairline);
}
.half {
  padding: clamp(2rem, 4vw, 3rem) clamp(1.6rem, 3vw, 2.4rem);
  border-right: 1px solid var(--hairline);
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.half:last-child { border-right: 0; }
.half::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 0% 0%, var(--teal-glow-soft), transparent 60%);
  pointer-events: none;
}
.half:last-child::before {
  background: radial-gradient(ellipse 80% 60% at 100% 0%, var(--dg-violet-soft), transparent 60%);
}
.half > * { position: relative; z-index: 1; }
.half-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1.4rem;
}
.half-title {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  line-height: 1.15;
  letter-spacing: -0.012em;
  margin: 0 0 1rem;
  max-width: 22ch;
}
.half-lead {
  margin: 0 0 1.6rem;
  color: var(--ink);
  opacity: 0.84;
  line-height: 1.6;
  font-size: 1.02rem;
  max-width: 38ch;
}
.half-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px dashed var(--hairline);
}
.half-list li {
  padding: 0.85rem 0 0.85rem 1.6rem;
  border-bottom: 1px dashed var(--hairline);
  font-size: 0.96rem;
  line-height: 1.55;
  color: var(--ink);
  opacity: 0.88;
  position: relative;
}
.half-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--teal);
  opacity: 0.7;
}
.half-list li:last-child { border-bottom: 0; }

.halves-foot {
  margin-top: clamp(2rem, 4vh, 3rem);
  text-align: center;
  font-family: var(--display);
  font-weight: 300;
  font-style: italic;
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  color: var(--teal);
  margin-left: auto;
  margin-right: auto;
  max-width: 60ch;
}
@media (max-width: 760px) {
  .halves { grid-template-columns: 1fr; }
  .half { border-right: 0; border-bottom: 1px solid var(--hairline); }
  .half:last-child { border-bottom: 0; }
}

/* ---------- Screenshot section ---------- */
.screenshot-section {
  background: var(--bg-alt);
  position: relative;
  overflow: hidden;
}
.screenshot-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--hairline) 1px, transparent 1px),
    linear-gradient(to bottom, var(--hairline) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.22;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 0%, transparent 80%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 0%, transparent 80%);
  pointer-events: none;
}
.screenshot {
  margin: 0;
  position: relative;
  z-index: 1;
}
.screenshot img {
  width: 100%;
  height: auto;
  border: 1px solid var(--hairline-strong);
  border-radius: 6px;
  background: var(--bg);
  box-shadow:
    0 30px 60px rgba(12, 31, 40, 0.12),
    0 8px 16px rgba(12, 31, 40, 0.06);
}
.screenshot figcaption {
  margin-top: 1.4rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}
.screenshot-tag {
  display: inline-block;
  padding: 0.3rem 0.7rem;
  background: var(--teal);
  color: #fff;
  border-radius: 999px;
  font-size: 0.6rem;
  letter-spacing: 0.16em;
}

/* ---------- Sovereignty ---------- */
.sovereignty {
  position: relative;
  overflow: hidden;
}
.sovereignty::before {
  content: '';
  position: absolute;
  top: -10%; right: -8%;
  width: 50%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(62, 123, 151, 0.10), transparent 65%);
  pointer-events: none;
}
.sovereignty .pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.sovereignty .pillar {
  padding: 2.4rem clamp(1.4rem, 2.4vw, 2rem);
  border-right: 1px solid var(--hairline);
  position: relative;
}
.sovereignty .pillar:last-child { border-right: 0; }
.pillar-tag {
  color: var(--teal);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 1.4rem;
}
.sovereignty .pillar h3 {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.35rem, 2.2vw, 1.7rem);
  line-height: 1.15;
  letter-spacing: -0.012em;
  margin: 0 0 0.9rem;
  max-width: 16ch;
}
.sovereignty .pillar p {
  margin: 0;
  color: var(--ink);
  opacity: 0.82;
  line-height: 1.6;
  max-width: 34ch;
  font-size: 0.98rem;
}
@media (max-width: 820px) {
  .sovereignty .pillars { grid-template-columns: 1fr; }
  .sovereignty .pillar { border-right: 0; border-bottom: 1px solid var(--hairline); }
  .sovereignty .pillar:last-child { border-bottom: 0; }
}

.pills-row {
  margin-top: clamp(2.2rem, 5vh, 3.4rem);
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: center;
}
.pill {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--hairline-strong);
  border-radius: 999px;
  color: var(--ink);
  opacity: 0.8;
  background: rgba(255,255,255,0.4);
}

/* ---------- Capabilities grid ---------- */
.capabilities {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--hairline-strong);
  border-left: 1px solid var(--hairline);
}
.capability {
  padding: 2rem clamp(1.2rem, 2vw, 1.6rem) 2.2rem clamp(1.2rem, 2vw, 1.6rem);
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  min-height: 12rem;
  background: var(--bg);
  transition: background .3s ease;
}
.capability:hover { background: var(--bg-alt); }
.capability-num {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--teal);
}
.capability-name {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.1rem, 1.5vw, 1.3rem);
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0;
}
.capability-desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--ink);
  opacity: 0.82;
}
@media (max-width: 1100px) { .capabilities { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .capabilities { grid-template-columns: 1fr; } }

/* ---------- VS section (compare-frame, borrowed from prism.css) ---------- */
.vs-section { background: var(--bg-alt); position: relative; overflow: hidden; }
.vs-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 50% at 50% 0%, rgba(62, 123, 151, 0.10), transparent 65%);
  pointer-events: none;
}
.compare-frame {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1rem, 3vw, 2rem);
  margin-top: clamp(2rem, 4vh, 3rem);
  align-items: end;
  position: relative;
  z-index: 1;
}
.compare-head {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  text-align: center;
  padding-bottom: 0.8rem;
}
.compare-head.traditional { color: var(--muted); }
.compare-head.prism { color: var(--teal); font-weight: 400; }
.compare-rows {
  grid-column: 1 / -1;
  display: grid;
  gap: 0.7rem;
}
.compare-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(0.4rem, 1.5vw, 0.8rem);
}
.compare-cell {
  padding: 1rem 1.6rem 1rem 1.4rem;
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  line-height: 1.4;
  position: relative;
  transition: transform .3s ease;
}
.compare-cell.traditional {
  background: #d8d6cf;
  color: #5a626a;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 50%, calc(100% - 14px) 100%, 0 100%);
}
.compare-cell.prism {
  background: linear-gradient(90deg, var(--teal) 0%, var(--teal-deep) 100%);
  color: white;
  font-weight: 400;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 50%, calc(100% - 14px) 100%, 0 100%);
}
.compare-row:hover .compare-cell.prism { transform: translateX(3px); }
@media (max-width: 720px) {
  .compare-frame { grid-template-columns: 1fr; }
  .compare-head { display: none; }
  .compare-row { grid-template-columns: 1fr; gap: 0.4rem; margin-bottom: 0.4rem; }
}

/* ---------- Categories (what it generates) ---------- */
.categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}
.category {
  padding: 2rem clamp(1.2rem, 2vw, 1.8rem) 2.2rem;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.category-name {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  color: var(--teal);
  margin: 0 0 0.8rem;
  letter-spacing: -0.005em;
}
.category-list {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--ink);
  opacity: 0.84;
}
@media (max-width: 900px) { .categories { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .categories { grid-template-columns: 1fr; } }

/* ---------- Use cases ---------- */
.use-cases-section { background: var(--bg-alt); position: relative; overflow: hidden; }
.use-cases-section::before {
  content: '';
  position: absolute;
  bottom: -10%; left: -8%;
  width: 50%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(62, 123, 151, 0.08), transparent 65%);
  pointer-events: none;
}
.use-cases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--hairline-strong);
  border-left: 1px solid var(--hairline);
  position: relative;
  z-index: 1;
}
.use-case {
  padding: 2.4rem clamp(1.4rem, 2.2vw, 1.9rem) 2.4rem;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  transition: background .3s ease;
  min-height: 22rem;
}
.use-case:hover { background: linear-gradient(180deg, var(--bg-alt), var(--bg)); }
.use-case-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
}
.use-case-name {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.25rem, 1.8vw, 1.5rem);
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0;
  max-width: 18ch;
}
.use-case-body {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.6;
  color: var(--ink);
  opacity: 0.84;
  flex: 1;
}
.use-case-footnote {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px dashed var(--hairline);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
@media (max-width: 900px) { .use-cases { grid-template-columns: 1fr; } }

/* ---------- Platform link section ---------- */
.platform-section { position: relative; overflow: hidden; }
.platform-section::before {
  content: '';
  position: absolute;
  top: 30%; right: -15%;
  width: 50%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(62, 123, 151, 0.08), transparent 65%);
  pointer-events: none;
}
.platform-section .platform-body {
  max-width: 64ch;
  margin: 0 auto;
}
.platform-section .platform-body p {
  margin: 0 0 1.2rem;
  font-size: clamp(1.02rem, 1.2vw, 1.15rem);
  line-height: 1.7;
  color: var(--ink);
  opacity: 0.86;
}
.platform-section .platform-statement {
  font-family: var(--display);
  font-weight: 200;
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  line-height: 1.2;
  letter-spacing: -0.012em;
  color: var(--ink);
  opacity: 1;
  margin: 1.8rem 0 1.4rem;
  max-width: 24ch;
}
.platform-section .platform-statement em { font-style: normal; color: var(--teal); }
.platform-links {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin-top: 1.6rem;
}

/* ---------- Contact lanes ---------- */
.contact-section { position: relative; overflow: hidden; background: var(--bg-alt); }
.contact-section::before {
  content: '';
  position: absolute;
  top: -10%; left: -10%;
  width: 50%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(62, 123, 151, 0.10), transparent 65%);
  pointer-events: none;
}
.lanes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--hairline);
  position: relative;
  z-index: 1;
}
.lane {
  padding: 2.4rem clamp(1.2rem, 2vw, 2rem) 2.6rem 0;
  border-right: 1px solid var(--hairline);
}
.lane:nth-child(2) { padding-left: clamp(1.2rem, 2vw, 2rem); }
.lane:nth-child(3) { padding-left: clamp(1.2rem, 2vw, 2rem); border-right: 0; }
.lane-tag {
  color: var(--teal);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.lane h3 {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  line-height: 1.1;
  letter-spacing: -0.012em;
  margin: 0 0 0.9rem;
  max-width: 18ch;
}
.lane p {
  margin: 0 0 1.6rem;
  color: var(--ink);
  opacity: 0.82;
  line-height: 1.55;
  max-width: 34ch;
}
.lane a.email {
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--teal);
  border-bottom: 1px solid var(--teal);
  padding-bottom: 2px;
  transition: opacity .2s;
}
.lane a.email:hover { opacity: 0.7; }
@media (max-width: 820px) {
  .lanes { grid-template-columns: 1fr; }
  .lane { border-right: 0; border-bottom: 1px solid var(--hairline); padding: 1.8rem 0; }
  .lane:nth-child(2), .lane:nth-child(3) { padding-left: 0; }
  .lane:last-child { border-bottom: 0; }
}

/* ---------- Footer ---------- */
footer.site-footer {
  border-top: 1px solid var(--hairline);
  padding: 2.4rem 0 3rem;
  background: linear-gradient(to top, var(--bg-alt), transparent);
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  align-items: center;
}
.foot-brand { display: flex; align-items: center; gap: 0.8rem; }
.foot-brand img { position: relative; top: -4px; height: 22px; width: auto; }
.foot-brand span {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.foot-meta {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.foot-meta a:hover { color: var(--teal); }

/* ---------- Reveal motion ---------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity .9s ease, transform .9s ease;
  }
  .reveal.in { opacity: 1; transform: none; }
  .stagger > .reveal { transition-delay: calc(var(--i, 0) * 70ms); }
}

::selection { background: var(--teal); color: var(--bg); }