/* ============================================================
   Pixel2Motion — landing page
   Black theme. Brand accents from the lykno flame:
   yellow #f4b23c, blue #83a2ff
   ============================================================ */

:root {
  --bg:        #050506;
  --bg-soft:   #0d0d10;
  --panel:     #121217;
  --border:    rgba(255, 255, 255, 0.08);
  --border-2:  rgba(255, 255, 255, 0.14);
  --text:      #f4f4f6;
  --muted:     #9a9aa6;
  --muted-2:   #6c6c78;
  --yellow:    #f4b23c;
  --blue:      #83a2ff;
  --radius:    14px;
  --maxw:      720px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
          Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
          sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Subtle neutral glow behind everything */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: radial-gradient(60% 50% at 50% -8%, rgba(255, 255, 255, 0.045), transparent 70%);
  pointer-events: none;
}

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

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Nav ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
}
.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.nav__brand img { height: 26px; width: auto; display: block; }
.nav__links { display: inline-flex; align-items: center; gap: 8px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 18px;
  border-radius: 11px;
  font-size: 0.94rem;
  font-weight: 600;
  border: 1px solid var(--border-2);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}
.btn:hover { background: rgba(255, 255, 255, 0.09); border-color: rgba(255,255,255,0.24); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn svg { width: 18px; height: 18px; }

.btn--primary {
  background: var(--text);
  color: #0a0a0f;
  border-color: transparent;
  font-weight: 700;
}
.btn--primary:hover { background: #fff; }

.btn--ghost { background: transparent; }

/* compact language toggle (top-right) */
.lang-toggle {
  padding: 9px 12px;
  min-width: 52px;
  justify-content: center;
  font-size: 0.85rem;
}

/* Star count chip (lives inside GitHub buttons) */
.stars {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  margin-left: 2px;
  border-radius: 999px;
  font-size: 0.82em;
  font-weight: 700;
  line-height: 1;
}
.stars__icon { font-size: 0.95em; color: var(--muted); }
.btn--ghost .stars { background: rgba(255, 255, 255, 0.08); }
.btn--primary .stars { background: rgba(0, 0, 0, 0.12); }
.btn--primary .stars__icon { color: #6c6c78; }

/* ---------- Hero ---------- */
.hero {
  text-align: center;
  padding: 64px 0 40px;
}
/* visually-hidden but accessible (SEO + screen readers) */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 13px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
  margin-bottom: 26px;
}
.badge .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--muted);
}
.hero h1 {
  font-size: clamp(2.6rem, 8vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin: 0 0 18px;
  font-weight: 800;
}

/* the ONLY color on the page: the "2" (the "to") in Pixel2Motion */
.grad {
  background: linear-gradient(120deg, var(--yellow) 10%, var(--blue) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead {
  font-size: clamp(1.02rem, 2.2vw, 1.2rem);
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto 34px;
}
.hero__cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Sections ---------- */
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.73rem;
  font-weight: 600;
  color: var(--muted-2);
  margin: 0 0 14px;
}
.section { margin: 84px 0; text-align: center; }
.section__title {
  font-size: clamp(1.6rem, 4.5vw, 2.4rem);
  line-height: 1.12;
  letter-spacing: -0.025em;
  font-weight: 700;
  margin: 0 0 14px;
}
.section__sub {
  color: var(--muted);
  max-width: 540px;
  margin: 0 auto;
  font-size: 1rem;
}

/* services */
.services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  text-align: left;
  margin-top: 40px;
}
.service {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}
.service:hover { border-color: var(--border-2); transform: translateY(-2px); background: #15151b; }
.service__icon { width: 32px; height: 32px; color: var(--text); margin-bottom: 18px; }
.service__icon svg { width: 100%; height: 100%; display: block; }
.service h3 { margin: 0 0 8px; font-size: 1.18rem; letter-spacing: -0.015em; }
.service p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.service .use {
  margin-top: 16px;
  font-size: 0.78rem;
  color: var(--muted-2);
  letter-spacing: 0.01em;
}

/* how it works */
.steps {
  list-style: none;
  padding: 0;
  margin: 40px auto 0;
  max-width: 560px;
  text-align: left;
}
.step {
  display: flex;
  gap: 20px;
  padding: 22px 4px;
  border-top: 1px solid var(--border);
}
.step:first-child { border-top: 0; }
.step__num {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--muted-2);
  font-variant-numeric: tabular-nums;
  min-width: 26px;
  padding-top: 2px;
}
.step h3 { margin: 0 0 5px; font-size: 1.05rem; letter-spacing: -0.01em; }
.step p { margin: 0; color: var(--muted); font-size: 0.92rem; }

/* open-core trust strip */
.trust {
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--bg-soft);
  padding: 46px 32px;
  text-align: center;
  margin: 84px 0;
}
.trust .btn { margin-top: 24px; }

/* ---------- Waitlist ---------- */
.waitlist {
  border: 1px solid var(--border-2);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01)),
    var(--bg-soft);
  border-radius: 20px;
  padding: 40px 32px;
  text-align: center;
  margin: 64px 0 40px;
  position: relative;
  overflow: hidden;
}
.waitlist::before {
  content: "";
  position: absolute; inset: -1px;
  background: radial-gradient(60% 80% at 50% 0%, rgba(255,255,255,0.05), transparent 60%);
  pointer-events: none;
}
.waitlist h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin: 0 0 10px;
  letter-spacing: -0.02em;
  position: relative;
}
.waitlist p { color: var(--muted); margin: 0 0 26px; position: relative; }

.form {
  display: flex;
  gap: 10px;
  max-width: 460px;
  margin: 0 auto;
  position: relative;
}
.form input[type="email"] {
  flex: 1;
  min-width: 0;
  padding: 13px 16px;
  border-radius: 11px;
  border: 1px solid var(--border-2);
  background: rgba(0, 0, 0, 0.35);
  color: var(--text);
  font-size: 0.96rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form input[type="email"]::placeholder { color: var(--muted-2); }
.form input[type="email"]:focus {
  border-color: rgba(255, 255, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.10);
}
.form__note {
  margin: 14px 0 0;
  font-size: 0.82rem;
  color: var(--muted-2);
  position: relative;
}
.form__status {
  margin: 16px 0 0;
  font-size: 0.92rem;
  min-height: 1.2em;
  position: relative;
}
.form__status.ok    { color: var(--text); }
.form__status.error { color: #ff6b6b; }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 34px 0 48px;
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.powered {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 30px;
  color: var(--muted);
  font-size: 0.9rem;
  opacity: 0.85;
  transition: opacity 0.2s ease;
}
.powered:hover { opacity: 1; }
.powered img { height: 24px; width: auto; display: block; }
.footer__meta {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: center;
  color: var(--muted-2);
  font-size: 0.85rem;
}
.footer__meta a { color: var(--muted); transition: color 0.2s ease; }
.footer__meta a:hover { color: var(--text); }

/* ---------- Responsive ---------- */
@media (max-width: 620px) {
  .services { grid-template-columns: 1fr; }
  .form { flex-direction: column; }
  .nav__links .btn span.hide-sm { display: none; }
  .waitlist { padding: 32px 20px; }
  .section, .trust { margin: 60px 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}