/* Heart Sapiens - clean static stylesheet (no framework, no JS dependency) */

:root {
  --color-primary: #2f5ea1;
  --color-primary-dark: #1c3a66;
  --color-accent: #c8323c;
  --color-bg: #ffffff;
  --color-bg-soft: #f4f7fb;
  --color-text: #1f2937;
  --color-text-muted: #5b6675;
  --color-border: #e2e8f0;
  --radius: 10px;
  --max-width: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); text-decoration: underline; }

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

h1, h2, h3 {
  line-height: 1.25;
  margin: 0 0 16px;
  color: var(--color-primary-dark);
  font-weight: 700;
}
h1 { font-size: clamp(28px, 4vw, 42px); }
h2 { font-size: clamp(22px, 3vw, 30px); }
h3 { font-size: 20px; }
p { margin: 0 0 16px; color: var(--color-text); }
ul { margin: 0 0 16px; padding-left: 22px; }
li { margin-bottom: 8px; }

.lead { font-size: 18px; color: var(--color-text-muted); }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: saturate(180%) blur(6px);
  border-bottom: 1px solid var(--color-border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 40px; width: auto; }

.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
.nav-toggle-label {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  border-radius: 6px;
}
.nav-toggle-label span {
  display: block;
  height: 2px;
  background: var(--color-primary-dark);
  border-radius: 2px;
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
  flex-wrap: wrap;
}
.site-nav a {
  display: block;
  padding: 10px 14px;
  color: var(--color-text);
  border-radius: 6px;
  font-weight: 500;
}
.site-nav a:hover { background: var(--color-bg-soft); text-decoration: none; }
.site-nav a[aria-current="page"] {
  color: var(--color-primary);
  font-weight: 700;
}
.lang-switch a {
  border: 1px solid var(--color-border);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
}

/* ---------- Mobile nav ---------- */
@media (max-width: 900px) {
  .nav-toggle-label { display: flex; }
  .site-nav {
    position: fixed;
    inset: 76px 0 0 auto;
    width: min(320px, 85vw);
    height: calc(100vh - 76px);
    background: #fff;
    border-left: 1px solid var(--color-border);
    padding: 24px;
    transform: translateX(100%);
    transition: transform .28s ease;
    overflow-y: auto;
  }
  .site-nav ul { flex-direction: column; align-items: stretch; gap: 2px; }
  .site-nav a { padding: 14px 12px; font-size: 17px; }
  .nav-toggle:checked ~ .site-nav { transform: translateX(0); }
  .nav-scrim {
    display: none;
    position: fixed;
    inset: 76px 0 0 0;
    background: rgba(15,23,42,0.35);
  }
  .nav-toggle:checked ~ .nav-scrim { display: block; }
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--color-bg-soft), #fff 70%);
  padding: 56px 0 40px;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}
.hero-image { border-radius: var(--radius); overflow: hidden; box-shadow: 0 20px 40px -20px rgba(28,58,102,0.35); }
@media (max-width: 800px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-image { order: -1; }
}

.btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
}
.btn:hover { background: var(--color-primary-dark); color: #fff; text-decoration: none; }
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: #fff; }

/* ---------- Sections ---------- */
.section { padding: 48px 0; }
.section-soft { background: var(--color-bg-soft); }
.section-title { text-align: center; max-width: 720px; margin: 0 auto 32px; }
.section-title p { margin: 0; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 800px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
}

/* Product teaser cards */
.product-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: #fff;
}
.product-card img { aspect-ratio: 16/9; object-fit: cover; }
.product-card .body { padding: 22px; }

/* Team */
.team-card { text-align: center; }
.team-card img {
  width: 160px; height: 160px;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto 16px;
  border: 4px solid var(--color-bg-soft);
}
.team-card h3 { margin-bottom: 4px; }
.team-card .bio { text-align: left; font-size: 15px; color: var(--color-text-muted); }

/* Contact / icon list */
.info-list { list-style: none; padding: 0; margin: 0; }
.info-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
}
.info-list li:last-child { border-bottom: none; }
.info-list .label { font-weight: 700; min-width: 90px; color: var(--color-primary-dark); }

/* Download badges */
.badges { display: flex; flex-wrap: wrap; gap: 14px; margin: 20px 0; }
.badges img { height: 48px; width: auto; }

.notice {
  background: #fff6f6;
  border: 1px solid #f3c9cc;
  color: #7a2530;
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 15px;
}

/* Screenshot gallery */
.shot-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 24px 0;
}
.shot-gallery.shot-gallery-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 700px) {
  .shot-gallery, .shot-gallery.shot-gallery-2 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 460px) {
  .shot-gallery, .shot-gallery.shot-gallery-2 { grid-template-columns: 1fr; }
}
.shot-gallery figure {
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}
.shot-gallery img { width: 100%; height: auto; display: block; }
.shot-gallery figcaption {
  padding: 10px 12px;
  font-size: 13px;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
}
.shot-gallery .shot-web { grid-column: 1 / -1; }

/* Docs list */
.doc-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.doc-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-weight: 600;
  color: var(--color-text);
}
.doc-list a:hover { border-color: var(--color-primary); background: var(--color-bg-soft); text-decoration: none; }
.doc-list a::before { content: "\2193"; color: var(--color-primary); font-weight: 700; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: #dbe6f5;
  padding: 48px 0 24px;
  margin-top: 40px;
}
.site-footer a { color: #dbe6f5; }
.site-footer a:hover { color: #fff; }
.site-footer p, .site-footer li, .site-footer span { color: #c3d3ea; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 32px;
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-grid h3 { color: #fff; font-size: 16px; margin-bottom: 14px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 8px; color: #c3d3ea; }
.footer-brand .logo-badge {
  display: inline-block;
  background: #fff;
  padding: 10px 18px;
  border-radius: 10px;
  margin-bottom: 16px;
}
.footer-brand img { height: 32px; width: auto; display: block; }
.footer-brand p { max-width: 340px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 32px;
  padding-top: 18px;
  font-size: 14px;
  color: #9fb2cf;
  text-align: center;
}