/* minim / SunArc: shared site styles.
   Foundation rules: sentence case everywhere, one accent color reserved for
   what's live/active, borders not shadows, no gradients/glassmorphism. */

:root {
  --ink: #16150F;
  --accent: #E8983A;
  --accent-ink: #7A4E17;
  --white: #FFFFFF;
  --surface: #F7F6F3;
  --border: #E5E3DE;
  --muted: #6B6B6B;
  --muted-2: #A3A3A3;

  --max: 1120px;
  --radius: 16px;
  --radius-sm: 10px;

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
    Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 17px;
}

.brand img { width: 28px; height: 28px; border-radius: 7px; }

.brand .studio {
  color: var(--muted);
  font-weight: 400;
  font-size: 13px;
  margin-left: 2px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  font-size: 14px;
  color: var(--muted);
}

.main-nav a:hover { color: var(--ink); }

.main-nav .lang-switch {
  border-left: 1px solid var(--border);
  padding-left: 16px;
  color: var(--muted-2);
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--ink);
  color: var(--white);
}

.btn-primary:hover { background: #000; }

.btn-store {
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--ink);
  font-size: 14px;
  padding: 11px 18px;
}

.btn-store:hover { border-color: var(--ink); }

.btn-store .platform { color: var(--muted); font-weight: 400; }

.btn-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.store-badge img {
  height: 48px;
  width: auto;
  display: block;
}

/* ---------- hero ---------- */

.hero {
  padding: 76px 0 40px;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-ink);
  margin-bottom: 18px;
}

.eyebrow .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.hero h1 {
  font-size: 44px;
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 800;
  margin: 0 0 20px;
}

.hero .lede {
  font-size: 18px;
  color: var(--muted);
  max-width: 46ch;
  margin: 0 0 32px;
}

.hero-art {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-art img {
  width: 78%;
  max-width: 340px;
  border-radius: 28px;
  border: 1px solid var(--border);
  transform: rotate(6deg);
  box-shadow: 0 1px 0 rgba(22, 21, 15, 0.04);
}

/* ---------- positioning strip ---------- */

.strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.strip .wrap {
  padding: 22px 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 14px;
  color: var(--muted);
}

.strip strong {
  color: var(--ink);
}

.strip .sep {
  color: var(--muted-2);
}

/* ---------- sections ---------- */

section.feature {
  padding: 96px 0;
  border-bottom: 1px solid var(--border);
}

section.feature .wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

section.feature.reverse .wrap {
  direction: rtl;
}

section.feature.reverse .wrap > * {
  direction: ltr;
}

.feature-num {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-ink);
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}

section.feature h2 {
  font-size: 30px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

section.feature p {
  color: var(--muted);
  font-size: 16px;
  margin: 0 0 16px;
  max-width: 50ch;
}

.feature-points {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 12px;
}

.feature-points li {
  padding-left: 22px;
  position: relative;
  font-size: 15px;
  color: var(--ink);
}

.feature-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.feature-shots {
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: flex-end;
}

.feature-shots img {
  border-radius: 22px;
  border: 1px solid var(--border);
}

.feature-shots img.small {
  width: 42%;
}

.feature-shots img.solo {
  width: 62%;
  max-width: 300px;
  margin: 0 auto;
}

.feature-art { display: flex; justify-content: center; }
.feature-art img {
  width: 72%;
  max-width: 320px;
  border-radius: 24px;
  border: 1px solid var(--border);
}

/* ---------- use cases ---------- */

.usecases {
  padding: 96px 0;
  border-bottom: 1px solid var(--border);
}

.section-head {
  max-width: 60ch;
  margin: 0 0 48px;
}

.section-head h2 {
  font-size: 30px;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}

.section-head p {
  color: var(--muted);
  font-size: 16px;
  margin: 0;
}

.usecase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.usecase-card {
  background: var(--white);
  padding: 28px;
}

.usecase-card h3 {
  font-size: 16px;
  margin: 0 0 8px;
}

.usecase-card p {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 14px;
}

.usecase-card a {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-ink);
}

/* ---------- FAQ ---------- */

.faq {
  padding: 96px 0;
  border-bottom: 1px solid var(--border);
}

.faq-list {
  max-width: 760px;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 0;
  font-size: 16px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  font-weight: 400;
  font-size: 20px;
  color: var(--muted);
  flex-shrink: 0;
}

.faq-item[open] summary::after { content: "\2212"; }

.faq-item p {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 15px;
  max-width: 62ch;
}

/* ---------- CTA ---------- */

.cta {
  padding: 88px 0;
  text-align: center;
}

.cta h2 {
  font-size: 28px;
  margin: 0 0 12px;
}

.cta p {
  color: var(--muted);
  font-size: 16px;
  margin: 0 0 28px;
}

.cta .btn-row { justify-content: center; }

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 48px 0;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links a {
  font-size: 13px;
  color: var(--muted);
}

.footer-links a:hover { color: var(--ink); }

.footer-copy {
  font-size: 13px;
  color: var(--muted-2);
}

/* ---------- reveal-on-scroll (subtle, functional) ---------- */

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- responsive ---------- */

@media (max-width: 860px) {
  .main-nav { display: none; }
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-art { order: -1; }
  .hero h1 { font-size: 34px; }
  section.feature .wrap { grid-template-columns: 1fr; }
  section.feature.reverse .wrap { direction: ltr; }
  .feature-art { order: -1; }
  .usecase-grid { grid-template-columns: 1fr; }
}