/* Sylvie Labs — warm paper, ink, and a tennis-ball yellow. */
:root {
  --paper: #f6f1e7;
  --paper-2: #efe7d8;
  --ink: #1c1a17;
  --ink-2: #4a453d;
  --muted: #6b645a;
  --line: #ddd3c2;
  --sun: #f5c842;
  --court: #0d1b2a;
  --court-blue: #4a90d9;
  --radius: 20px;
  --max: 1120px;
  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img,
svg {
  display: block;
  max-width: 100%;
}
a {
  color: inherit;
}
:focus-visible {
  outline: 3px solid var(--court-blue);
  outline-offset: 3px;
  border-radius: 6px;
}
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}
.skip {
  position: absolute;
  left: -999px;
}
.skip:focus {
  left: 16px;
  top: 16px;
  background: var(--ink);
  color: var(--paper);
  padding: 8px 14px;
  border-radius: 8px;
  z-index: 10;
}

/* ---------- Header ---------- */
.site-header {
  padding: 22px 0;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font: 600 20px/1 var(--serif);
  letter-spacing: -0.01em;
}
.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--sun);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.brand-mark svg {
  width: 22px;
  height: 34px;
  margin-top: 8px;
  color: var(--ink);
}
.nav {
  display: flex;
  gap: 6px;
}
.nav a {
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-2);
  padding: 10px 12px;
  border-radius: 10px;
}
.nav a:hover {
  background: var(--paper-2);
  color: var(--ink);
}

/* ---------- Hero ---------- */
.hero {
  padding: 40px 0 72px;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 18px;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--sun);
  border-radius: 2px;
}
h1,
h2,
h3 {
  font-family: var(--serif);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0;
}
h1 {
  font-size: clamp(44px, 7vw, 84px);
}
h1 em {
  font-style: italic;
  font-weight: 500;
}
.lede {
  font-size: 19px;
  color: var(--ink-2);
  max-width: 34ch;
  margin: 22px 0 32px;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  transition: transform 0.15s ease, background-color 0.15s ease;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn-ink {
  background: var(--ink);
  color: var(--paper);
}
.btn-ghost {
  border: 1.5px solid var(--line);
  color: var(--ink);
}
.btn-ghost:hover {
  background: var(--paper-2);
}

.portrait {
  position: relative;
  aspect-ratio: 4 / 5;
  display: grid;
  place-items: end center;
}
.portrait .sun {
  position: absolute;
  inset: 8% 4% 18%;
  border-radius: 50%;
  background: var(--sun);
}
.portrait .ground {
  position: absolute;
  left: 6%;
  right: 6%;
  bottom: 0;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}
.portrait svg.sylvie {
  position: relative;
  width: 74%;
  height: auto;
  aspect-ratio: 1109 / 1729;
  color: var(--ink);
}
.portrait figcaption {
  position: absolute;
  right: 0;
  bottom: 14px;
  font: italic 500 15px/1 var(--serif);
  color: var(--muted);
}

/* ---------- Sections ---------- */
.section {
  padding: 80px 0;
  border-top: 1px solid var(--line);
}
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 36px;
}
h2 {
  font-size: clamp(32px, 4.5vw, 48px);
}
.section-head p {
  max-width: 40ch;
  color: var(--ink-2);
  margin: 0;
}

/* App card */
.app-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 32px;
  align-items: center;
  background: var(--court);
  color: #fff;
  border-radius: calc(var(--radius) + 8px);
  padding: 36px;
  position: relative;
  overflow: hidden;
}
.app-card::after {
  /* soft court-blue glow in the corner */
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 92% 0%, rgba(74, 144, 217, 0.28), transparent 45%);
  pointer-events: none;
}
.app-icon {
  width: 132px;
  height: 132px;
  border-radius: 30px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  position: relative;
  z-index: 1;
}
.app-body {
  position: relative;
  z-index: 1;
}
.app-body h3 {
  font-size: 36px;
}
.badge {
  display: inline-block;
  font: 600 12px/1 var(--sans);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--court);
  background: var(--sun);
  padding: 6px 10px;
  border-radius: 999px;
  margin-left: 10px;
  vertical-align: middle;
}
.app-body p {
  color: #c4cdd8;
  max-width: 52ch;
  margin: 12px 0 18px;
}
.features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0 0 22px;
}
.features li {
  font-size: 13px;
  font-weight: 500;
  color: #dbe4ee;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 6px 12px;
  border-radius: 999px;
}
.links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}
.links a {
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  text-underline-offset: 4px;
  text-decoration-color: rgba(255, 255, 255, 0.35);
}
.links a:hover {
  text-decoration-color: var(--sun);
}

/* Meet Sylvie */
.meet {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 56px;
  align-items: center;
}
.meet-art {
  background: var(--paper-2);
  border-radius: var(--radius);
  aspect-ratio: 1;
  display: grid;
  place-items: end center;
  overflow: hidden;
  position: relative;
}
.meet-art svg {
  width: 58%;
  height: auto;
  aspect-ratio: 1109 / 1729;
  color: var(--sun);
  margin-bottom: -2px;
}
.facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 28px;
}
.fact {
  border-top: 2px solid var(--ink);
  padding-top: 12px;
}
.fact strong {
  display: block;
  font: 600 20px/1.2 var(--serif);
}
.fact span {
  font-size: 14px;
  color: var(--muted);
}

/* Contact */
.contact {
  text-align: center;
}
.contact p {
  color: var(--ink-2);
  max-width: 46ch;
  margin: 16px auto 28px;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 48px;
  font-size: 14px;
  color: var(--muted);
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
}
.site-footer nav {
  display: flex;
  gap: 18px;
}
.site-footer a {
  text-decoration: none;
}
.site-footer a:hover {
  color: var(--ink);
  text-decoration: underline;
}

/* ---------- Document pages (privacy / support) ---------- */
.doc {
  padding: 32px 0 80px;
}
.doc .wrap {
  max-width: 760px;
}
.doc h1 {
  font-size: clamp(36px, 6vw, 56px);
  margin-bottom: 8px;
}
.doc .updated {
  color: var(--muted);
  font-size: 15px;
  margin: 0 0 36px;
}
.doc h2 {
  font-size: 26px;
  margin: 40px 0 10px;
}
.doc p,
.doc li {
  color: var(--ink-2);
}
.doc ul {
  padding-left: 22px;
}
.doc .callout {
  background: var(--paper-2);
  border-left: 4px solid var(--sun);
  border-radius: 10px;
  padding: 16px 20px;
  margin: 24px 0;
}
.doc .callout p {
  margin: 0;
  color: var(--ink);
}
details {
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
}
summary {
  cursor: pointer;
  font-weight: 600;
  list-style-position: outside;
}
details p {
  margin: 10px 0 4px;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero .wrap,
  .meet {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .portrait {
    max-width: 380px;
    margin: 0 auto;
    width: 100%;
  }
  .section-head {
    flex-direction: column;
    align-items: start;
  }
  .app-card {
    grid-template-columns: 1fr;
    padding: 28px;
  }
  .app-icon {
    width: 96px;
    height: 96px;
    border-radius: 22px;
  }
  .meet-art {
    max-width: 380px;
  }
}
@media (max-width: 560px) {
  body {
    font-size: 16px;
  }
  .nav a:not(:last-child) {
    display: none;
  }
  .hero {
    padding-top: 16px;
  }
  .section {
    padding: 56px 0;
  }
  .facts {
    grid-template-columns: 1fr;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .btn {
    transition: none;
  }
}