:root {
  --bg: #ffffff;
  --bg-alt: #f4f6fa;
  --text: #16202e;
  --muted: #5b6676;
  --line: #e2e7ef;
  --brand: #1d3a6e;
  --brand-2: #2f5cb0;
  --accent: #d6283b;
  --card: #ffffff;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 8px 24px rgba(16, 24, 40, .06);
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1520;
    --bg-alt: #151d2b;
    --text: #e8edf5;
    --muted: #9aa6b8;
    --line: #26324a;
    --brand: #8fb0ff;
    --brand-2: #6f97f2;
    --accent: #ff5f6d;
    --card: #182235;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand-2); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; }
h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); font-weight: 800; letter-spacing: -.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 750; letter-spacing: -.01em; }
h3 { font-size: 1.08rem; font-weight: 650; }
p { margin: 0 0 1em; }

/* language switching: only the active language is shown */
html[data-lang="sq"] [lang="en"],
html[data-lang="en"] [lang="sq"] { display: none; }

.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.narrow { max-width: 760px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

/* top bar */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 700; white-space: nowrap; }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 500; font-size: .95rem; }
.nav a:hover { color: var(--text); }
.lang-switch { display: flex; border: 1px solid var(--line); border-radius: 999px; padding: 2px; }
.lang-switch button {
  border: 0; background: transparent; color: var(--muted); font: inherit; font-size: .8rem; font-weight: 600;
  padding: 4px 10px; border-radius: 999px; cursor: pointer;
}
html[data-lang="sq"] [data-set-lang="sq"],
html[data-lang="en"] [data-set-lang="en"] { background: var(--brand); color: #fff; }

/* buttons */
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 1.4em; }
.btn {
  display: inline-block; padding: 12px 20px; border-radius: 10px; font-weight: 600; text-decoration: none;
  border: 1px solid transparent; transition: transform .12s ease, background .12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-2); }
.btn-ghost { border-color: var(--line); color: var(--text); background: var(--card); }
.btn-lg { font-size: 1.15rem; padding: 14px 28px; }
@media (prefers-color-scheme: dark) { .btn-primary { color: #0f1520; } }

/* hero */
.hero {
  padding: 84px 0 72px;
  background:
    radial-gradient(900px 400px at 85% -10%, color-mix(in srgb, var(--brand-2) 16%, transparent), transparent 70%),
    radial-gradient(600px 300px at -10% 110%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 70%);
}
.hero-grid > div { max-width: 820px; }
.eyebrow { color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: .8rem; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 38em; }

/* sections */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-lead { color: var(--muted); font-size: 1.08rem; max-width: 46em; margin-bottom: 2em; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
.card h3 { color: var(--brand); }
.card p { color: var(--muted); margin: 0; font-size: .97rem; }

.demo-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center; }
.checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.checklist li {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px 14px 44px; position: relative; font-weight: 500;
}
.checklist li::before {
  content: ""; position: absolute; left: 16px; top: 50%; width: 16px; height: 16px; margin-top: -8px; border-radius: 50%;
  background: var(--brand-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat;
}

.steps { list-style: none; counter-reset: step; margin: 2em 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.steps li { counter-increment: step; border-top: 3px solid var(--brand); padding-top: 18px; }
.steps li::before { content: "0" counter(step); display: block; font-weight: 800; color: var(--accent); font-size: .85rem; margin-bottom: 6px; }
.steps p { color: var(--muted); font-size: .97rem; }

.footer { border-top: 1px solid var(--line); padding: 28px 0; font-size: .9rem; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* phones and tablets */
@media (max-width: 900px) {
  .demo-grid { grid-template-columns: 1fr; gap: 36px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav { display: none; }
  .lang-switch { margin-left: auto; }
  .brand span { font-size: .95rem; }
  .hero { padding: 56px 0 48px; }
  .section { padding: 56px 0; }
  .cards, .steps { grid-template-columns: 1fr; }
}