/* LearNix marketing site */
:root {
  --ln-orange: #ff6b00;
  --ln-orange-deep: #e05e00;
  --ln-ink: #0c0c0d;
  --ln-ink-soft: #2a2a2e;
  --ln-muted: #6b6b73;
  --ln-line: rgba(12, 12, 13, 0.1);
  --ln-bg: #f8f7f5;
  --ln-surface: #ffffff;
  --ln-dark: #121214;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Outfit", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ln-ink);
  background: var(--ln-bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(248, 247, 245, 0.85);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-header.scrolled { border-bottom-color: var(--ln-line); }
.site-header .inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; padding: 14px 0;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.35rem; letter-spacing: -0.02em;
}
.brand img { width: 40px; height: 40px; border-radius: 11px; object-fit: cover; }
.brand em { font-style: normal; color: var(--ln-orange); }
.nav-links {
  display: flex; align-items: center; gap: 22px;
  font-size: 0.92rem; font-weight: 500; color: var(--ln-muted);
}
.nav-links a:hover { color: var(--ln-ink); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.lang-select {
  border: 1px solid var(--ln-line); background: #fff;
  border-radius: 999px; padding: 8px 12px; font: inherit; font-size: 0.85rem;
  color: var(--ln-ink-soft); cursor: pointer;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 11px 18px; border-radius: 999px;
  font: inherit; font-weight: 600; font-size: 0.92rem;
  border: none; cursor: pointer; transition: transform .15s, box-shadow .15s, background .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--ln-orange), var(--ln-orange-deep));
  color: #fff; box-shadow: 0 10px 28px rgba(255, 107, 0, 0.28);
}
.btn-ghost {
  background: transparent; color: var(--ln-ink);
  border: 1px solid var(--ln-line);
}
.btn-dark { background: var(--ln-dark); color: #fff; }
.menu-toggle {
  display: none; width: 42px; height: 42px; border-radius: 12px;
  border: 1px solid var(--ln-line); background: #fff; cursor: pointer;
}

/* Hero — one composition, brand first */
.hero {
  position: relative;
  min-height: min(92vh, 820px);
  display: grid;
  align-items: end;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(12,12,13,0.15) 0%, rgba(12,12,13,0.78) 100%),
    radial-gradient(circle at 70% 20%, rgba(255,107,0,0.35), transparent 45%),
    linear-gradient(135deg, #1a120c, #0c0c0d 55%, #1f140c);
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    url("/assets/logo.png") center 28% / min(42vw, 280px) no-repeat;
  opacity: 0.08; filter: grayscale(1);
  pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 1;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 120px 0 72px;
}
.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 9vw, 6.5rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 0.95;
  margin: 0 0 18px;
}
.hero-brand span { color: var(--ln-orange); }
.hero-lead {
  max-width: 34rem;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.78);
  margin: 0 0 28px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }

/* Sections */
.section { padding: 88px 0; }
.section.alt { background: #fff; }
.eyebrow {
  display: inline-block; font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ln-orange); margin-bottom: 12px;
}
.section h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.03em; line-height: 1.1;
  margin: 0 0 14px; max-width: 18ch;
}
.section .sub {
  color: var(--ln-muted); max-width: 40rem; margin: 0 0 40px;
  font-size: 1.05rem;
}
.split {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center;
}
.feature-list { display: grid; gap: 18px; }
.feature {
  padding: 20px 0;
  border-top: 1px solid var(--ln-line);
}
.feature:last-child { border-bottom: 1px solid var(--ln-line); }
.feature h3 {
  margin: 0 0 6px; font-size: 1.15rem; font-weight: 650;
}
.feature p { margin: 0; color: var(--ln-muted); }
.visual-block {
  min-height: 380px; border-radius: 28px; overflow: hidden;
  background:
    radial-gradient(circle at 30% 20%, rgba(255,107,0,0.4), transparent 50%),
    linear-gradient(160deg, #1a1a1c, #2a1608);
  color: #fff; padding: 36px; display: flex; flex-direction: column; justify-content: flex-end;
}
.visual-block strong {
  font-family: var(--font-display); font-size: 2rem; letter-spacing: -0.03em;
}
.visual-block p { opacity: 0.75; margin: 8px 0 0; }

.steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
  counter-reset: step;
}
.step { position: relative; padding-top: 8px; }
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  font-family: var(--font-display);
  font-size: 2.4rem; color: var(--ln-orange);
  letter-spacing: -0.04em; margin-bottom: 10px;
}
.step h3 { margin: 0 0 8px; font-size: 1.2rem; }
.step p { margin: 0; color: var(--ln-muted); }

.cta-band {
  background: var(--ln-dark); color: #fff;
  border-radius: 28px; padding: 48px 40px;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px;
}
.cta-band h2 {
  font-family: var(--font-display); color: #fff;
  font-size: clamp(1.8rem, 3vw, 2.6rem); margin: 0 0 8px; max-width: 16ch;
}
.cta-band p { margin: 0; color: rgba(255,255,255,0.7); max-width: 32rem; }

/* Legal pages */
.legal-hero {
  padding: 72px 0 28px;
  border-bottom: 1px solid var(--ln-line);
}
.legal-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  letter-spacing: -0.03em; margin: 0 0 10px;
}
.legal-body { padding: 40px 0 80px; max-width: 720px; }
.legal-body h2 { font-size: 1.2rem; margin: 28px 0 10px; }
.legal-body p, .legal-body li { color: var(--ln-ink-soft); }
.legal-body ul { padding-left: 1.2rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--ln-line);
  padding: 48px 0 28px; background: #fff;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 28px;
  margin-bottom: 36px;
}
.site-footer h4 {
  margin: 0 0 12px; font-size: 0.78rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ln-muted);
}
.site-footer a {
  display: block; color: var(--ln-ink-soft); font-size: 0.95rem;
  margin-bottom: 8px;
}
.site-footer a:hover { color: var(--ln-orange); }
.footer-copy {
  border-top: 1px solid var(--ln-line); padding-top: 18px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  color: var(--ln-muted); font-size: 0.85rem;
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; align-items: flex-start;
    position: absolute; left: 20px; right: 20px; top: 70px;
    background: #fff; border: 1px solid var(--ln-line); border-radius: 16px;
    padding: 16px; box-shadow: 0 20px 40px rgba(0,0,0,.08);
  }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .split, .steps, .footer-grid { grid-template-columns: 1fr; }
  .hero-inner { padding: 100px 0 56px; }
}