:root {
  --bg: #0b1020;
  --bg-elev: rgba(20, 26, 46, 0.72);
  --bg-elev-hover: rgba(26, 33, 64, 0.9);
  --text: #f5f7fb;
  --muted: #9aa3b8;
  --faint: #6b7388;
  --line: rgba(245, 247, 251, 0.1);
  --line-strong: rgba(245, 247, 251, 0.18);
  --teal: #00b8b8;
  --indigo: #4a50e0;
  --accent: linear-gradient(90deg, var(--teal), var(--indigo));
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  --radius: 1.15rem;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 18px;
  line-height: 1.55;
  min-height: 100%;
  max-width: 100%;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

img, video, svg, canvas {
  max-width: 100%;
  height: auto;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(900px 520px at 12% 8%, rgba(0, 184, 184, 0.2), transparent 60%),
    radial-gradient(860px 560px at 92% 92%, rgba(74, 80, 224, 0.26), transparent 62%),
    var(--bg);
}

a { color: inherit; }

.skip {
  position: absolute;
  left: 0.8rem;
  top: -3rem;
  padding: 0.5rem 0.8rem;
  background: var(--text);
  color: var(--bg);
  border-radius: 0.4rem;
  z-index: 10;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

.skip:focus { top: 0.8rem; }

.wrap {
  width: 100%;
  max-width: 46rem;
  margin: 0 auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4.5rem 0 3rem;
}

.hero {
  text-align: center;
  margin-bottom: 3rem;
  max-width: 100%;
}

.kicker {
  display: inline-block;
  margin: 0 0 1.35rem;
  padding: 0;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--muted);
}

.kicker::after {
  content: "";
  display: block;
  width: 4.5rem;
  height: 3px;
  margin: 0.95rem auto 0;
  border-radius: 99px;
  background: var(--accent);
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.6rem, 8vw, 4.15rem);
  font-weight: 650;
  letter-spacing: -0.04em;
  line-height: 1.05;
}

.hero h1 {
  margin: 0 0 1.15rem;
  font-size: 0;
  line-height: 0;
  max-width: 100%;
}

.logo {
  display: block;
  width: 80%;
  max-width: 320px;
  height: auto;
  margin: 0 auto;
}

@supports (width: min(320px, 80vw)) {
  .logo {
    width: min(320px, 80vw);
    max-width: 100%;
  }
}

.logo-sm {
  width: 70%;
  max-width: 256px;
}

@supports (width: min(256px, 70vw)) {
  .logo-sm {
    width: min(256px, 70vw);
    max-width: 100%;
  }
}

.logo-link {
  display: inline-block;
  max-width: 100%;
  margin: 0 0 1.5rem;
}

.logo-link:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 6px;
  border-radius: 0.6rem;
}

.tagline {
  margin: 0 auto;
  max-width: 28rem;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.6;
}

.apps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 700px) {
  .apps { grid-template-columns: 1fr 1fr; gap: 1.15rem; }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
  text-decoration: none;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.45rem 1.4rem 1.3rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.card:hover,
.card:focus-visible {
  background: var(--bg-elev-hover);
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.card:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

.card-name {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.card-desc {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  flex: 1;
}

.card-link {
  margin: 0.55rem 0 0;
  font-size: 0.95rem;
  font-weight: 600;
  background: var(--accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.card-link::after {
  content: " \2192";
  color: var(--indigo);
  -webkit-text-fill-color: var(--indigo);
}

.site-footer {
  padding: 1.5rem 0 2.2rem;
  text-align: center;
  color: var(--faint);
  font-size: 0.92rem;
}

.site-footer p { margin: 0.2rem 0; }

.site-footer a {
  color: var(--muted);
  text-decoration: none;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.notfound {
  text-align: center;
  padding: 2rem 0 3rem;
}

.notfound h1 {
  font-size: clamp(2rem, 6vw, 3rem);
  margin-bottom: 0.7rem;
}

.notfound p {
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 600;
  color: var(--text);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 0.65rem 1.15rem;
  background: var(--bg-elev);
}

.btn:hover,
.btn:focus-visible {
  border-color: var(--teal);
}

.btn:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .card { transition: none; }
  .card:hover, .card:focus-visible { transform: none; }
}