:root {
  --cream: #f6f0d7;
  --cream-card: #fbf7ec;
  --sage-light: #c5d89d;
  --sage-mid: #9cab84;
  --sage-deep: #89986d;
  --sage-ink: #74805c;
  --night: #1e2219;
  --night-card: #2c3022;
  --text: #34381f;
  --text-dim: #74805c;
  --radius: 20px;
  --maxw: 880px;
  --shadow: 0 8px 30px rgba(116, 128, 92, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--sage-deep);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

/* Header / nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(246, 240, 215, 0.86);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid rgba(156, 171, 132, 0.3);
}

.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: 1.15rem;
  color: var(--text);
}

.brand .dot {
  width: 28px;
  height: 28px;
  border-radius: 9px;
  object-fit: cover;
  display: block;
  box-shadow: 0 2px 8px rgba(116, 128, 92, 0.25);
}

.hero-icon {
  width: 112px;
  height: 112px;
  border-radius: 26px;
  object-fit: cover;
  margin: 0 auto 26px;
  display: block;
  box-shadow: var(--shadow);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-links {
  display: flex;
  gap: 22px;
  font-size: 0.95rem;
}

.nav-links a {
  color: var(--text-dim);
}

.lang-toggle {
  display: inline-flex;
  border: 1px solid rgba(156, 171, 132, 0.45);
  border-radius: 999px;
  overflow: hidden;
}

.lang-btn {
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  border: 0;
  margin: 0;
  padding: 6px 12px;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-dim);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.lang-btn + .lang-btn {
  border-left: 1px solid rgba(156, 171, 132, 0.35);
}

.lang-btn:hover {
  background: rgba(156, 171, 132, 0.18);
}

.lang-btn.active {
  background: var(--sage-deep);
  color: var(--cream);
}

@media (max-width: 560px) {
  .nav-links {
    display: none;
  }
}

/* Hero */
.hero {
  text-align: center;
  padding: 84px 0 64px;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  line-height: 1.1;
  margin: 0 0 18px;
  letter-spacing: -0.02em;
}

.hero .lede {
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
  color: var(--text-dim);
  max-width: 540px;
  margin: 0 auto 32px;
}

.badges {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  background: var(--sage-deep);
  color: var(--cream);
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn.ghost {
  background: transparent;
  color: var(--sage-deep);
  border-color: var(--sage-mid);
}

.pill {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(156, 171, 132, 0.22);
  color: var(--sage-deep);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 22px;
}

/* Feature grid */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  padding: 24px 0 72px;
}

.card {
  background: var(--cream-card);
  border: 1px solid rgba(156, 171, 132, 0.28);
  border-radius: var(--radius);
  padding: 26px 24px;
}

.card .ico {
  font-size: 1.7rem;
  margin-bottom: 10px;
}

.card h3 {
  margin: 0 0 6px;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.96rem;
}

/* Generic content page */
.page {
  padding: 56px 0 80px;
}

.page h1 {
  font-size: clamp(2rem, 5vw, 2.6rem);
  margin: 0 0 6px;
  letter-spacing: -0.02em;
}

.page .updated {
  color: var(--text-dim);
  font-size: 0.92rem;
  margin: 0 0 36px;
}

.page h2 {
  font-size: 1.3rem;
  margin: 34px 0 10px;
}

.page p,
.page li {
  color: var(--text);
}

.page ul {
  padding-left: 22px;
}

.callout {
  background: rgba(197, 216, 157, 0.28);
  border: 1px solid rgba(156, 171, 132, 0.4);
  border-radius: 16px;
  padding: 18px 22px;
  margin: 22px 0;
}

.callout strong {
  color: var(--sage-deep);
}

/* FAQ */
.faq details {
  background: var(--cream-card);
  border: 1px solid rgba(156, 171, 132, 0.28);
  border-radius: 16px;
  padding: 4px 20px;
  margin-bottom: 12px;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  padding: 14px 0;
  list-style: none;
}

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

.faq summary::after {
  content: "+";
  float: right;
  color: var(--sage-mid);
  font-weight: 700;
}

.faq details[open] summary::after {
  content: "–";
}

.faq details p {
  margin: 0 0 16px;
  color: var(--text-dim);
}

/* Footer */
.site-footer {
  border-top: 1px solid rgba(156, 171, 132, 0.3);
  padding: 36px 0;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  align-items: center;
  justify-content: space-between;
}

.site-footer .names {
  opacity: 0.8;
}

.site-footer nav {
  display: flex;
  gap: 20px;
}

@media (prefers-color-scheme: dark) {
  body {
    background: var(--night);
    color: #e9ead9;
  }
  .site-header {
    background: rgba(30, 34, 25, 0.82);
    border-bottom-color: rgba(197, 216, 157, 0.18);
  }
  .brand,
  .hero h1,
  .page h1,
  .page h2,
  .card h3 {
    color: #eef0df;
  }
  .nav-links a,
  .hero .lede,
  .card p,
  .page .updated,
  .site-footer {
    color: #9fac84;
  }
  .card,
  .faq details {
    background: var(--night-card);
    border-color: rgba(197, 216, 157, 0.16);
  }
  .page p,
  .page li {
    color: #d8dac6;
  }
  .btn {
    background: var(--sage-light);
    color: var(--night);
  }
  .btn.ghost {
    color: var(--sage-light);
  }
  .lang-toggle {
    border-color: rgba(197, 216, 157, 0.3);
  }
  .lang-btn {
    color: #9fac84;
  }
  .lang-btn + .lang-btn {
    border-left-color: rgba(197, 216, 157, 0.22);
  }
  .lang-btn.active {
    background: var(--sage-light);
    color: var(--night);
  }
  .lang-btn:hover {
    background: rgba(197, 216, 157, 0.16);
  }
  .callout {
    background: rgba(137, 152, 109, 0.22);
  }
}