/* PurePrompting — clean & minimal */
:root {
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --text: #16181d;
  --text-muted: #5b6270;
  --accent: #3b5bdb;
  --accent-soft: #eef1fc;
  --border: #e5e8ee;
  --radius: 12px;
  --container: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3 { line-height: 1.2; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); margin: 0 0 1rem; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin: 0 0 0.75rem; }
h3 { font-size: 1.15rem; margin: 0 0 0.5rem; }

.muted { color: var(--text-muted); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}

.brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  letter-spacing: -0.02em;
}
.brand:hover { text-decoration: none; }
.brand span { color: var(--accent); }

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

.site-nav a {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
}
.site-nav a:hover { color: var(--text); text-decoration: none; }
.site-nav a.active { color: var(--text); }

.lang-switch {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.lang-switch:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text);
  padding: 4px 8px;
}

/* Hero */
.hero {
  padding: 96px 0 80px;
  text-align: center;
}

.hero .kicker {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero p.lead {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 32px;
}

.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid transparent;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #3350c4; text-decoration: none; }
.btn-secondary { background: #fff; color: var(--text); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.btn + .btn { margin-left: 12px; }

/* Sections */
.section { padding: 72px 0; }
.section.alt { background: var(--bg-soft); }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 48px; }

/* Product card */
.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: center;
}

.product-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.product-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.product-media img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: block;
}

.product-card .tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  margin-bottom: 8px;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}

.feature-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.98rem;
  color: var(--text-muted);
}

.feature-list li::before {
  content: "✓";
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.feature-list strong { color: var(--text); }

.coming-soon {
  margin-top: 28px;
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 32px;
  color: var(--text-muted);
}

/* Cards grid (values / blog) */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.card p { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 0; }

/* Blog list */
.post-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 20px; }
.post-list .card h3 a { color: var(--text); }
.post-list .card h3 a:hover { color: var(--accent); text-decoration: none; }
.post-meta { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 6px; }

/* Prose (about, blog post) */
.prose { max-width: 680px; margin: 0 auto; }
.prose p { color: #3a3f4b; }

/* Contact form */
.contact-form {
  max-width: 560px;
  margin: 0 auto;
  display: grid;
  gap: 18px;
}

.contact-form label {
  font-weight: 600;
  font-size: 0.92rem;
  display: block;
  margin-bottom: 6px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  font-size: 0.98rem;
  background: #fff;
  color: var(--text);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
  border-color: var(--accent);
}

/* Honeypot: hidden from humans, tempting to bots */
.hp {
  position: absolute !important;
  left: -9999px !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-status {
  display: none;
  margin-top: 4px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.95rem;
}
.form-status.ok {
  display: block;
  background: #e7f6ec;
  color: #1a7f37;
  border: 1px solid #b7e0c4;
}
.form-status.error {
  display: block;
  background: #fdecec;
  color: #b42318;
  border: 1px solid #f5c2c0;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.site-footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.site-footer nav { display: flex; gap: 20px; }
.site-footer a { color: var(--text-muted); }
.site-footer a:hover { color: var(--text); }

/* Responsive */
@media (max-width: 820px) {
  .product-card { grid-template-columns: 1fr; padding: 28px; }
  .grid-3 { grid-template-columns: 1fr; }

  .nav-toggle { display: block; }

  .site-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 12px 24px 20px;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 8px 0; font-size: 1.05rem; }
  .site-nav .lang-switch { margin-top: 10px; padding: 6px 16px; }

  .hero { padding: 64px 0 56px; }
  .btn + .btn { margin-left: 0; margin-top: 12px; }
  .hero .btn { display: block; max-width: 260px; margin-left: auto; margin-right: auto; }
  .hero .btn + .btn { margin-top: 12px; margin-left: auto; }
}