*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:     #0b0a0c;
  --s2:     #1c1920;
  --s3:     #252229;
  --border: #302c38;
  --ink:    #eee8e0;
  --ink2:   #9e968c;
  --ink3:   #5a5450;
  --gold:   #cca852;
  --blue:   #4880cc;
  --r:      4px;
}

html, body {
  height: 100%;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 15px;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

/* grain */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: .025;
  pointer-events: none;
  z-index: 0;
}

.landing {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  position: relative;
  overflow: hidden;
}

/* decorative vinyl record */
.landing-groove {
  position: absolute;
  right: -180px;
  top: 50%;
  transform: translateY(-50%);
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: #111;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.45;
  pointer-events: none;
  flex-direction: column;
}

.groove-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.06);
}
.groove-ring:nth-child(1) { width: 95%;  height: 95%; }
.groove-ring:nth-child(2) { width: 78%;  height: 78%; }
.groove-ring:nth-child(3) { width: 60%;  height: 60%; }
.groove-ring:nth-child(4) { width: 42%;  height: 42%; }
.groove-ring:nth-child(5) { width: 24%;  height: 24%; }

.groove-label {
  font-size: 32px;
  color: rgba(255,255,255,.18);
}

/* ── content ── */
.landing-inner {
  position: relative;
  z-index: 1;
  max-width: 520px;
}

.landing-label {
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

.landing-title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(36px, 6vw, 58px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.02em;
  margin-bottom: 18px;
}

.landing-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--gold);
}

.landing-sub {
  font-size: 16px;
  color: var(--ink2);
  line-height: 1.6;
  margin-bottom: 44px;
  max-width: 380px;
}

/* ── buttons ── */
.landing-actions {
  display: flex;
  flex-direction: row;
  gap: 14px;
  max-width: 480px;
}

.btn-demo,
.btn-own {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 18px 24px;
  border-radius: var(--r);
  cursor: pointer;
  text-decoration: none;
  transition: opacity .15s, transform .1s;
  border: none;
  font-family: inherit;
  text-align: left;
}

.btn-demo:hover,
.btn-own:hover {
  opacity: .88;
  transform: translateY(-1px);
}
.btn-demo:active,
.btn-own:active {
  transform: translateY(0);
}

.btn-demo {
  background: var(--gold);
  color: #111;
}

.btn-own {
  background: var(--s3);
  color: var(--ink);
  border: 1px solid var(--border);
}

.btn-label {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.btn-sub {
  font-size: 12px;
  opacity: .65;
}

.btn-demo .btn-sub { color: #222; }

.btn-demo:disabled {
  opacity: .6;
  cursor: not-allowed;
  transform: none;
}

/* ── mobile ── */
@media (max-width: 600px) {
  .landing-groove { display: none; }
  .landing-actions { flex-direction: column; max-width: 100%; }
}