:root {
  --paper: #fbfaf7;
  --paper-deep: #f2f0f6;
  --ink: #181522;
  --muted: #68636f;
  --plum-deep: #34265f;
  --plum: #5d4b91;
  --periwinkle: #aaa7e8;
  --lime: #d9f6ba;
  --line: rgba(52, 38, 95, 0.15);
  --shadow: 0 32px 80px rgba(46, 36, 73, 0.14);
  color-scheme: light;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  min-width: 320px;
  line-height: 1.55;
  background:
    radial-gradient(circle at 80% 8%, rgba(170, 167, 232, 0.12), transparent 25rem),
    var(--paper);
}

img { max-width: 100%; }
a { color: inherit; }

.shell {
  width: min(1440px, calc(100% - 3rem));
  margin-inline: auto;
}

.site-header {
  min-height: 5.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink);
  font-family: Iowan Old Style, Baskerville, Georgia, serif;
  font-size: 1.28rem;
  font-weight: 700;
  text-decoration: none;
}

.brand img {
  width: 2.55rem;
  height: 2.55rem;
  border-radius: 0.72rem;
  box-shadow: 0 8px 18px rgba(52, 38, 95, 0.16);
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.2rem);
}

nav a {
  color: #4f4a56;
  font-size: 0.92rem;
  font-weight: 650;
  text-decoration: none;
}

nav a:hover,
nav a:focus-visible,
nav a[aria-current="page"] {
  color: var(--plum);
}

a:focus-visible {
  outline: 3px solid rgba(93, 75, 145, 0.35);
  outline-offset: 4px;
  border-radius: 0.2rem;
}

.hero {
  min-height: min(780px, calc(100vh - 5.5rem));
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.9fr);
  align-items: center;
  gap: clamp(3rem, 8vw, 8rem);
  padding-block: clamp(4rem, 8vw, 8rem);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0 0 1.5rem;
  color: var(--plum);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.eyebrow span {
  width: 0.55rem;
  height: 0.55rem;
  border: 1px solid var(--plum-deep);
  border-radius: 50%;
  background: var(--lime);
}

h1, h2, h3, h4, p { margin-top: 0; }

.hero h1,
.guide-hero h1 {
  max-width: 13ch;
  margin-bottom: 1.5rem;
  font-family: Iowan Old Style, Baskerville, Georgia, serif;
  font-size: clamp(4rem, 7.4vw, 7.2rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.9;
}

.hero h1 em {
  color: var(--plum);
  font-weight: 500;
}

.lede {
  max-width: 43rem;
  margin-bottom: 2rem;
  color: var(--muted);
  font-size: clamp(1.15rem, 1.7vw, 1.42rem);
  line-height: 1.55;
}

.hero-note {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.hero-note strong {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--plum-deep);
  background: #fff;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.orbit-stage {
  position: relative;
  min-height: 760px;
  display: grid;
  place-items: center;
}

.orbit {
  position: absolute;
  width: 78%;
  aspect-ratio: 1;
  border: 1px solid rgba(93, 75, 145, 0.2);
  border-radius: 50%;
}

.orbit-two {
  width: 96%;
  border-color: rgba(93, 75, 145, 0.1);
  transform: rotate(22deg) scaleY(0.68);
}

.orbit-dot {
  position: absolute;
  width: 1.2rem;
  height: 1.2rem;
  border: 5px solid var(--paper);
  border-radius: 50%;
  background: var(--plum);
  box-shadow: 0 0 0 1px var(--plum);
}

.dot-one { top: 20%; right: 8%; }
.dot-two { bottom: 22%; left: 5%; background: var(--lime); }

.phone {
  position: relative;
  z-index: 2;
  width: min(350px, 62%);
  aspect-ratio: 1206 / 2622;
  margin: 0;
  overflow: hidden;
  border: 7px solid var(--ink);
  border-radius: 3.2rem;
  background: #fff;
  box-shadow: var(--shadow);
}

.phone::before {
  content: "";
  position: absolute;
  z-index: 2;
  top: 0.72rem;
  left: 50%;
  width: 5.8rem;
  height: 1.5rem;
  border-radius: 999px;
  background: var(--ink);
  transform: translateX(-50%);
}

.phone img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: top center;
}

.float-label {
  position: absolute;
  z-index: 3;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: rgba(255,255,255,0.94);
  box-shadow: 0 14px 32px rgba(46,36,73,0.12);
  color: var(--plum-deep);
  font-size: 0.78rem;
  font-weight: 750;
}

.label-context { top: 25%; left: 0; transform: rotate(-3deg); }
.label-next { right: 0; bottom: 26%; transform: rotate(2deg); }

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-block: 1px solid var(--line);
}

.principles article {
  padding: 2rem clamp(1rem, 2.5vw, 2.4rem);
}

.principles article + article { border-left: 1px solid var(--line); }

.principles h2 {
  margin-bottom: 0.3rem;
  font-family: Iowan Old Style, Baskerville, Georgia, serif;
  font-size: 1.45rem;
}

.principles p {
  margin-bottom: 0;
  color: var(--muted);
}

.feature-section { padding-block: clamp(6rem, 10vw, 10rem); }

.section-intro {
  max-width: 840px;
  margin-bottom: 3rem;
}

.section-intro h2,
.how-banner h2 {
  font-family: Iowan Old Style, Baskerville, Georgia, serif;
  font-size: clamp(2.6rem, 5vw, 4.8rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1;
}

.feature-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 1.2rem;
}

.feature-card {
  position: relative;
  min-height: 420px;
  padding: clamp(1.6rem, 3vw, 3rem);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 2.2rem;
  background: #fff;
}

.feature-card h3 {
  max-width: 18ch;
  margin-bottom: 1rem;
  font-family: Iowan Old Style, Baskerville, Georgia, serif;
  font-size: clamp(2rem, 3.3vw, 3.2rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.02;
}

.feature-card > p,
.feature-card > div > p {
  max-width: 42rem;
  color: var(--muted);
  font-size: 1.03rem;
}

.card-label {
  margin-bottom: 1rem;
  color: var(--plum);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.feature-capture {
  background:
    radial-gradient(circle at 100% 100%, rgba(217,246,186,0.65), transparent 17rem),
    var(--paper-deep);
}

.source-chips {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-end;
  gap: 0.7rem;
  min-height: 130px;
}

.source-chips span {
  padding: 0.72rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: rgba(255,255,255,0.75);
  box-shadow: 0 10px 24px rgba(46,36,73,0.08);
  font-weight: 650;
}

.feature-library {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 0.72fr);
  align-items: center;
  gap: 2rem;
  min-height: 720px;
  background: var(--plum-deep);
  color: #fff;
}

.feature-library .card-label { color: var(--periwinkle); }
.feature-library > div > p { color: rgba(255,255,255,0.72); }

.screen-card {
  width: min(100%, 340px);
  aspect-ratio: 1206 / 2622;
  margin: 0 auto;
  overflow: hidden;
  border: 6px solid #17141f;
  border-radius: 2.8rem;
  background: #fff;
  box-shadow: 0 28px 70px rgba(10, 7, 16, 0.32);
  transform: rotate(2deg);
}

.screen-card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: top center;
}

.feature-brief {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  align-items: center;
  gap: clamp(2rem, 6vw, 6rem);
  background: linear-gradient(135deg, #efedf7, #fbfaf7);
}

.brief-demo {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: 1px solid rgba(93,75,145,0.24);
  border-radius: 1.5rem;
  background: rgba(255,255,255,0.82);
  box-shadow: 0 20px 55px rgba(46,36,73,0.1);
}

.brief-topline {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
  color: var(--plum);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brief-demo h4 {
  margin-bottom: 0.8rem;
  font-family: Iowan Old Style, Baskerville, Georgia, serif;
  font-size: clamp(1.7rem, 3vw, 2.7rem);
  line-height: 1.05;
}

.brief-demo > p { color: var(--muted); }

.next-move {
  display: flex;
  gap: 0.9rem;
  margin-top: 1.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.next-move > span {
  display: grid;
  flex: 0 0 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--plum);
}

.next-move small,
.next-move strong { display: block; }
.next-move small { margin-bottom: 0.35rem; color: var(--plum); font-weight: 750; }

.how-banner {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 3rem;
  margin-bottom: clamp(6rem, 10vw, 10rem);
  padding: clamp(2.2rem, 5vw, 5rem);
  border-radius: 2.2rem;
  color: #fff;
  background: var(--plum-deep);
}

.how-banner > div { max-width: 850px; }
.how-banner .eyebrow { color: var(--periwinkle); }
.how-banner p { color: rgba(255,255,255,0.7); }

.text-link {
  flex: 0 0 auto;
  color: #fff;
  font-weight: 750;
  text-underline-offset: 0.3rem;
}

.text-link span { padding-left: 0.35rem; }

.site-footer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
  min-height: 9rem;
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 0;
  color: var(--muted);
}

.guide { padding-bottom: 8rem; }

.guide-hero {
  padding-block: clamp(5rem, 9vw, 9rem);
  border-bottom: 1px solid var(--line);
}

.guide-hero h1 { max-width: 12ch; }

.guide-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 900px);
  justify-content: space-between;
  gap: clamp(3rem, 8vw, 8rem);
  padding-top: 4rem;
}

.guide-nav {
  position: sticky;
  top: 2rem;
  height: max-content;
  display: grid;
  gap: 0.6rem;
}

.guide-nav p {
  margin-bottom: 0.4rem;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.guide-nav a {
  padding: 0.3rem 0;
  color: var(--muted);
  text-decoration: none;
}

.guide-nav a:hover { color: var(--plum); }

.guide-step {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1.5rem;
  padding: 0 0 5rem;
}

.guide-step + .guide-step {
  padding-top: 5rem;
  border-top: 1px solid var(--line);
}

.step-number {
  padding-top: 0.15rem;
  color: var(--periwinkle);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.75rem;
  font-weight: 800;
}

.guide-step h2 {
  max-width: 20ch;
  margin-bottom: 1.2rem;
  font-family: Iowan Old Style, Baskerville, Georgia, serif;
  font-size: clamp(2.3rem, 4.5vw, 4rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1;
}

.guide-step p,
.guide-step li {
  color: var(--muted);
  font-size: 1.08rem;
}

.guide-step li { margin-bottom: 0.45rem; }

.guide-step a { color: var(--plum); }

.guide-screen {
  display: grid;
  grid-template-columns: minmax(240px, 350px) 1fr;
  align-items: center;
  gap: 2rem;
  margin: 2rem 0 0;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: 2rem;
  background: var(--paper-deep);
}

.guide-screen img {
  max-height: 570px;
  border: 5px solid var(--ink);
  border-radius: 2.6rem;
  box-shadow: var(--shadow);
}

.guide-screen figcaption {
  color: var(--muted);
  font-family: Iowan Old Style, Baskerville, Georgia, serif;
  font-size: 1.5rem;
  line-height: 1.3;
}

.definition-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 1.5rem 0;
}

.definition-grid div {
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background: #fff;
}

.definition-grid strong,
.definition-grid span { display: block; }

.definition-grid strong {
  margin-bottom: 0.35rem;
  color: var(--plum-deep);
  font-size: 1.2rem;
}

.definition-grid span { color: var(--muted); }

.guide-brief { margin-block: 2rem; }

@media (prefers-reduced-motion: no-preference) {
  .orbit-one { animation: drift 24s linear infinite; }
  .float-label { animation: breathe 5s ease-in-out infinite; }
  .label-next { animation-delay: -2.5s; }
}

@keyframes drift {
  to { transform: rotate(360deg); }
}

@keyframes breathe {
  50% { translate: 0 -5px; }
}

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .orbit-stage { min-height: 720px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-brief { grid-column: auto; grid-template-columns: 1fr; }
  .feature-library { grid-template-columns: 1fr 0.8fr; }
  .guide-layout { grid-template-columns: 1fr; }
  .guide-nav { position: static; grid-template-columns: repeat(3, 1fr); }
  .guide-nav p { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .shell { width: min(100% - 2rem, 1440px); }
  .site-header { align-items: flex-start; padding-block: 1rem; }
  .site-header nav { justify-content: flex-end; gap: 0.8rem 1rem; flex-wrap: wrap; }
  .site-header nav a { font-size: 0.8rem; }
  .hero { padding-top: 4rem; }
  .hero h1, .guide-hero h1 { font-size: clamp(3.4rem, 16vw, 5.2rem); }
  .hero-note { align-items: flex-start; flex-direction: column; }
  .orbit-stage { min-height: 700px; }
  .phone { width: min(310px, 72%); }
  .float-label { font-size: 0.67rem; }
  .principles { grid-template-columns: 1fr; }
  .principles article + article { border-left: 0; border-top: 1px solid var(--line); }
  .feature-card { min-height: auto; border-radius: 1.5rem; }
  .feature-library, .feature-brief { grid-template-columns: 1fr; }
  .feature-library { min-height: auto; }
  .screen-card { width: min(78%, 320px); margin: 1rem auto 0; }
  .how-banner { align-items: flex-start; flex-direction: column; }
  .site-footer { grid-template-columns: 1fr; padding-block: 2.5rem; }
  .site-footer nav { flex-wrap: wrap; }
  .guide-nav { grid-template-columns: repeat(2, 1fr); }
  .guide-step { grid-template-columns: 1fr; }
  .guide-screen { grid-template-columns: 1fr; padding: 1.2rem; }
  .guide-screen img { width: min(100%, 320px); margin-inline: auto; }
  .definition-grid { grid-template-columns: 1fr; }
}