:root {
  --bg: #f4f6f3;
  --paper: #ffffff;
  --ink: #152018;
  --muted: #55635a;
  --accent: #d5643f;
  --accent-dark: #b44b29;
  --line: #d8ddd8;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Manrope", sans-serif;
  background:
    radial-gradient(circle at 5% 15%, #dce8d2 0%, transparent 25%),
    radial-gradient(circle at 95% 90%, #f2d7cd 0%, transparent 22%),
    var(--bg);
  line-height: 1.5;
}

h1,
h2,
h3 {
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem clamp(1rem, 3vw, 3rem);
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, #f4f6f3 72%, transparent);
  border-bottom: 1px solid var(--line);
  transition: padding 0.2s ease, box-shadow 0.2s ease;
}

.topbar.is-compact {
  padding: 0.5rem clamp(1rem, 3vw, 3rem);
  box-shadow: 0 6px 16px rgba(21, 32, 24, 0.08);
}

.brand {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: clamp(1.36rem, 2.5vw, 1.9rem);
  letter-spacing: -0.01em;
  text-transform: none;
  color: #101a13;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.3);
}

.topbar.is-compact .brand {
  font-size: clamp(1.2rem, 2.2vw, 1.65rem);
}

.topbar-controls {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-left: auto;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.hero-logo {
  width: min(72vw, 680px);
  margin: 0 auto 0.75rem;
}

.hero-logo img {
  width: 100%;
  height: auto;
  display: block;
}

nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

nav a {
  font-weight: 600;
  color: var(--muted);
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.lang-switch-label {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.lang-switch-track {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 10px 24px rgba(21, 32, 24, 0.08);
}

.lang-pill {
  min-width: 3rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.45rem 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-align: center;
  background: transparent;
}

.lang-pill.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.lang-option:hover {
  border-color: color-mix(in srgb, var(--ink) 30%, transparent);
  background: rgba(21, 32, 24, 0.05);
}

main,
footer {
  width: min(1060px, calc(100% - 2rem));
  margin: 0 auto;
}

section {
  padding: clamp(2.2rem, 5vw, 5rem) 0;
}

.hero h1 {
  font-size: clamp(2rem, 6vw, 4.2rem);
  line-height: 1.02;
  max-width: 12ch;
}

.eyebrow {
  font-weight: 700;
  color: var(--accent-dark);
  margin-bottom: 0.6rem;
}

.subtitle {
  color: var(--muted);
  max-width: 60ch;
  margin-top: 0.8rem;
}

.cta-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.4rem;
  flex-wrap: wrap;
}

.btn {
  padding: 0.75rem 1.1rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
}

.btn-ghost {
  border: 1px solid var(--line);
  background: var(--paper);
}

.problem ul {
  padding-left: 1.2rem;
}

.problem li {
  margin-bottom: 0.45rem;
  color: var(--muted);
}

.name-story {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.2rem;
}

.name-story ul {
  padding-left: 1.2rem;
  margin: 0.7rem 0;
}

.name-story li {
  margin-bottom: 0.4rem;
  color: var(--muted);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.card,
.faq details,
blockquote,
.solution,
.contact {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.stats > div {
  background: #edf2eb;
  border: 1px solid #cdd8ce;
  border-radius: 14px;
  padding: 0.8rem;
}

.value {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800;
  margin: 0;
}

.quotes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
}

blockquote p {
  margin-top: 0;
}

blockquote footer {
  color: var(--muted);
  font-size: 0.92rem;
}

.faq {
  display: grid;
  gap: 0.6rem;
}

summary {
  cursor: pointer;
  font-weight: 700;
}

footer {
  padding: 2rem 0 3rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  color: var(--muted);
}

footer div {
  display: flex;
  gap: 0.8rem;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .card-grid,
  .stats,
  .quotes {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
  }

  .topbar-controls,
  .lang-switch {
    justify-content: flex-start;
  }

  .topbar-controls {
    width: 100%;
  }

  nav {
    gap: 0.8rem;
    justify-content: flex-start;
  }

  .brand {
    font-size: 1.38rem;
  }

  .hero-logo {
    width: min(92vw, 500px);
  }

  footer {
    flex-direction: column;
    align-items: flex-start;
  }
}