/* Elevation AI — landing page styles */
:root {
  --bg: #0b1220;
  --bg-2: #0f1829;
  --bg-3: #141f33;
  --line: rgba(148, 163, 184, 0.16);
  --text: #e6edf7;
  --muted: #9fb0c7;
  --muted-2: #6f819c;
  --accent: #22d3ee;
  --accent-2: #a3e635;
  --accent-ink: #06131a;
  --radius: 14px;
  --radius-lg: 22px;
  --wrap: 1140px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1em; }
h1, h2, h3 { margin: 0 0 0.5em; line-height: 1.15; letter-spacing: -0.015em; font-weight: 700; }

.wrap { width: min(var(--wrap), 100% - 2.5rem); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: .5rem .75rem; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .85rem 1.35rem; border-radius: 999px;
  font-weight: 600; font-size: .98rem; line-height: 1;
  border: 1px solid transparent; white-space: nowrap;
  transition: transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: var(--accent-ink); }
.btn--primary:hover { filter: brightness(1.06); }
.btn--ghost { border-color: rgba(148,163,184,.35); color: var(--text); background: rgba(255,255,255,.02); }
.btn--ghost:hover { border-color: var(--accent); color: #fff; }
.btn--sm { padding: .6rem 1rem; font-size: .9rem; }
.btn--lg { padding: 1.05rem 1.6rem; font-size: 1.05rem; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11,18,32,.78);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav__inner { display: flex; align-items: center; gap: 2rem; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 800; font-size: 1.15rem; letter-spacing: -0.01em; }
.brand b { font-weight: 800; background: linear-gradient(135deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.brand--sm { font-size: 1rem; }
.nav__links { display: flex; gap: 1.6rem; margin-left: auto; font-weight: 500; color: var(--muted); font-size: .95rem; }
.nav__links a:hover { color: #fff; }
.nav__toggle { display: none; margin-left: auto; width: 42px; height: 42px; border: 1px solid var(--line); background: transparent; border-radius: 10px; cursor: pointer; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.nav__toggle span { width: 18px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav__mobile { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: clamp(4.5rem, 10vw, 8.5rem) 0 clamp(3.5rem, 8vw, 6rem); border-bottom: 1px solid var(--line); }
.hero__bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(900px 420px at 80% -10%, rgba(34,211,238,.22), transparent 60%),
    radial-gradient(700px 380px at 10% 110%, rgba(163,230,53,.14), transparent 60%),
    linear-gradient(to bottom, transparent, rgba(11,18,32,.6));
}
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(148,163,184,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(148,163,184,.07) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%);
}
.hero__inner { position: relative; max-width: 820px; }
.eyebrow { display: inline-flex; align-items: center; gap: .55rem; font-family: var(--mono); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); border: 1px solid var(--line); padding: .4rem .8rem; border-radius: 999px; background: rgba(255,255,255,.02); margin-bottom: 1.5rem; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 4px rgba(163,230,53,.18); }
.hero h1 { font-size: clamp(2.3rem, 5.6vw, 4.1rem); font-weight: 800; letter-spacing: -0.03em; max-width: 16ch; }
.grad { background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--muted); max-width: 62ch; margin: 1.25rem 0 2rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .8rem; }
.hero__stats { list-style: none; padding: 0; margin: 3rem 0 0; display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1rem; max-width: 720px; }
.hero__stats li { border-left: 2px solid rgba(34,211,238,.5); padding-left: 1rem; }
.hero__stats strong { display: block; font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; }
.hero__stats span { color: var(--muted); font-size: .9rem; line-height: 1.4; display: block; }

/* ---------- Band ---------- */
.band { padding: clamp(3rem, 6vw, 5rem) 0; border-bottom: 1px solid var(--line); background: var(--bg-2); }
.band__grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 3rem; align-items: start; }
.band__copy p { color: var(--muted); font-size: 1.05rem; }
.band__copy p:last-child { color: var(--text); }

/* ---------- Sections ---------- */
.section { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.section--alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.section__head { max-width: 760px; margin-bottom: 2.75rem; }
.section__head--row { max-width: none; display: grid; grid-template-columns: 1.3fr 1fr; gap: 2rem; align-items: end; }
.section__head--row .sub { margin-bottom: .25rem; }
.kicker { font-family: var(--mono); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: .75rem; }
.h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); letter-spacing: -0.025em; }
.sub { color: var(--muted); font-size: 1.08rem; max-width: 60ch; }

/* ---------- Grid / cards ---------- */
.grid { display: grid; gap: 1.1rem; }
.grid--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.card {
  background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 1.6rem; display: flex; flex-direction: column; gap: .4rem;
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.card:hover { border-color: rgba(34,211,238,.45); transform: translateY(-2px); box-shadow: 0 14px 40px -20px rgba(34,211,238,.35); }
.card--feature { grid-column: span 3; display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto auto; column-gap: 1.4rem; align-items: start; background: linear-gradient(135deg, rgba(34,211,238,.10), rgba(163,230,53,.06)), var(--bg-3); }
.card--feature .card__icon { grid-row: 1 / span 3; }
.card--feature h3 { font-size: 1.45rem; }
.card--feature p { max-width: 70ch; }
.card__icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(34,211,238,.12); border: 1px solid rgba(34,211,238,.25); margin-bottom: .6rem; }
.card__icon svg { width: 22px; height: 22px; fill: none; stroke: var(--accent); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { font-size: 1.15rem; margin-bottom: .25rem; display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.card p { color: var(--muted); font-size: .98rem; margin-bottom: .6rem; flex: 1; }
.tags { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .4rem; }
.tags li { font-family: var(--mono); font-size: .72rem; letter-spacing: .03em; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: .25rem .6rem; }
.pill { font-family: var(--mono); font-size: .66rem; letter-spacing: .06em; text-transform: uppercase; color: var(--accent-2); border: 1px solid rgba(163,230,53,.4); background: rgba(163,230,53,.08); padding: .2rem .5rem; border-radius: 999px; font-weight: 500; }
.card--soon { grid-column: span 3; border-style: dashed; display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto auto; column-gap: 1.4rem; align-items: start; background: var(--bg-2); }
.card--soon .card__icon { grid-row: 1 / span 3; background: rgba(163,230,53,.10); border-color: rgba(163,230,53,.25); }
.card--soon .card__icon svg { stroke: var(--accent-2); }
.card--soon p { max-width: 70ch; }

/* ---------- Steps ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1.1rem; counter-reset: step; }
.steps li { position: relative; padding: 1.7rem 1.7rem 1.5rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--bg); }
.steps__num { font-family: var(--mono); color: var(--accent); font-size: .85rem; letter-spacing: .08em; display: block; margin-bottom: .7rem; }
.steps h3 { font-size: 1.15rem; }
.steps p { color: var(--muted); margin: 0; font-size: .98rem; }

/* ---------- Posts ---------- */
.post { display: flex; flex-direction: column; gap: .4rem; padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--bg-3); transition: border-color .2s ease, transform .2s ease; }
.post:hover { border-color: rgba(163,230,53,.45); transform: translateY(-2px); }
.post__type { font-family: var(--mono); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--accent-2); }
.post h3 { font-size: 1.12rem; margin: .2rem 0 .3rem; }
.post p { color: var(--muted); font-size: .95rem; flex: 1; margin-bottom: .75rem; }
.post__more { font-weight: 600; font-size: .9rem; color: var(--accent); }

/* ---------- About ---------- */
.about { display: grid; grid-template-columns: 320px 1fr; gap: 3rem; align-items: center; }
.about__media { aspect-ratio: 1; border-radius: var(--radius-lg); border: 1px solid var(--line); background: radial-gradient(circle at 30% 30%, rgba(34,211,238,.18), transparent 60%), radial-gradient(circle at 70% 80%, rgba(163,230,53,.14), transparent 55%), var(--bg); display: grid; place-items: center; }
.about__mark { padding: 2rem; }
.about p { color: var(--muted); font-size: 1.05rem; }
.about__quote { color: var(--text) !important; font-size: 1.2rem !important; font-weight: 600; letter-spacing: -0.01em; border-left: 3px solid var(--accent-2); padding-left: 1rem; margin-top: 1.5rem; }

/* ---------- CTA ---------- */
.cta { padding: clamp(3.5rem, 8vw, 6rem) 0; background: linear-gradient(135deg, rgba(34,211,238,.14), rgba(163,230,53,.08)), var(--bg-2); border-top: 1px solid var(--line); }
.cta__inner { display: grid; grid-template-columns: 1.3fr 1fr; gap: 2.5rem; align-items: center; }
.cta .h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.cta__actions { display: flex; flex-direction: column; gap: .8rem; align-items: stretch; }
.cta__actions .btn { justify-content: center; }

/* ---------- Footer ---------- */
.footer { padding: 2rem 0 2.5rem; border-top: 1px solid var(--line); background: var(--bg); color: var(--muted-2); font-size: .9rem; }
.footer__inner { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.footer p { margin: 0; flex: 1; min-width: 260px; }
.footer nav { display: flex; gap: 1.2rem; }
.footer nav a:hover { color: #fff; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid--3 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .card--feature, .card--soon { grid-column: span 2; }
  .band__grid, .section__head--row, .cta__inner { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; }
  .about__media { max-width: 260px; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .nav__links, .nav .btn--sm { display: none; }
  .nav__toggle { display: inline-flex; }
  .nav__mobile { display: none; flex-direction: column; gap: .25rem; padding: .75rem 1.25rem 1.25rem; border-top: 1px solid var(--line); background: rgba(11,18,32,.97); }
  .nav__mobile:not([hidden]) { display: flex; }
  .nav__mobile a { padding: .75rem .25rem; font-weight: 600; font-size: 1.05rem; color: var(--text); }
  .nav__mobile .btn { margin-top: .5rem; justify-content: center; }
  .hero__stats { grid-template-columns: 1fr; gap: 1.25rem; }
  .grid--3 { grid-template-columns: 1fr; }
  .card--feature, .card--soon { grid-column: span 1; grid-template-columns: 1fr; }
  .card--feature .card__icon, .card--soon .card__icon { grid-row: auto; }
  .steps { grid-template-columns: 1fr; }
  .footer__inner { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card, .post, .btn { transition: none; }
}