:root {
  --bg: #000000;
  --bg-soft: #0d0a14;
  --panel: #1a1126;
  --panel-stroke: rgba(255, 255, 255, 0.08);
  --text: #ffffff;
  --muted: #b8aac9;
  --magenta: #d6307a;
  --magenta-soft: #a82864;
  --accent: #f5b342;
  --sans: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.55;
  min-height: 100vh;
}

/* Top bar */
.topbar {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 36px;
  background: #000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 0.04em;
}

.topnav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.topnav a {
  color: var(--text);
  text-decoration: none;
  padding: 8px 14px;
  font-size: 13px;
  letter-spacing: 0.03em;
  border: 1px solid transparent;
  border-radius: 2px;
  transition: border-color 0.15s, background 0.15s;
}

.topnav a:hover { border-color: rgba(255, 255, 255, 0.5); }
.topnav a.active { border-color: rgba(255, 255, 255, 0.9); background: rgba(255, 255, 255, 0.02); }

@media (max-width: 880px) {
  .topbar { flex-direction: column; gap: 14px; padding: 16px 20px; }
  .topnav { justify-content: center; }
  .topnav a { padding: 6px 10px; font-size: 12px; }
}

/* Hero */
.hero {
  position: relative;
  width: 100%;
  height: clamp(420px, 62vh, 760px);
  overflow: hidden;
  background: #000;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.hero-overlay {
  position: absolute;
  left: clamp(20px, 4vw, 60px);
  bottom: clamp(40px, 6vh, 90px);
  max-width: 460px;
  padding: 24px 28px;
  background: rgba(0, 0, 0, 0.72);
  color: #fff;
  border-radius: 2px;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.hero-overlay h1 {
  margin: 0 0 12px;
  font-weight: 600;
  font-size: clamp(20px, 2.6vw, 28px);
  letter-spacing: 0.02em;
}

.hero-overlay p {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: #e6e0ee;
}

/* Purple wash transition */
.hero::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 60px;
  background: linear-gradient(180deg, transparent, var(--bg-soft));
  pointer-events: none;
}

/* Content */
.content {
  background: linear-gradient(180deg, var(--bg-soft) 0%, #1a1024 50%, var(--bg-soft) 100%);
  padding: 80px 24px 96px;
}

.content > * {
  max-width: 880px;
  margin-left: auto;
  margin-right: auto;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-stroke);
  border-radius: 8px;
  padding: 32px 36px;
  margin-bottom: 22px;
}

.panel h2 {
  font-weight: 600;
  font-size: 24px;
  letter-spacing: 0.02em;
  margin: 0 0 6px;
  color: #fff;
}

.hint {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 14px;
}

#signup {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

#signup input {
  flex: 1 1 240px;
  padding: 13px 16px;
  background: #0a0612;
  border: 1px solid var(--panel-stroke);
  border-radius: 4px;
  color: var(--text);
  font: inherit;
  font-size: 15px;
}

#signup input:focus {
  outline: none;
  border-color: var(--magenta);
  box-shadow: 0 0 0 3px rgba(214, 48, 122, 0.18);
}

#signup button, .dl-btn {
  display: inline-block;
  padding: 13px 26px;
  background: var(--magenta);
  color: #fff;
  border: 1px solid var(--magenta);
  border-radius: 4px;
  font: inherit;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, transform 0.1s;
}

#signup button:hover, .dl-btn:hover {
  background: var(--magenta-soft);
  transform: translateY(-1px);
}

.dl-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 540px) {
  .dl-grid { grid-template-columns: 1fr; }
}

.dl-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 22px 24px;
  text-align: center;
}

.dl-label {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.dl-meta {
  font-size: 11px;
  letter-spacing: 0.08em;
  opacity: 0.85;
  text-transform: none;
  font-weight: 400;
}

.status {
  margin: 14px 0 0;
  min-height: 22px;
  font-size: 13px;
}

.status.ok { color: #87dba0; }
.status.err { color: #e88c8c; }

footer {
  text-align: center;
  padding: 32px 24px 48px;
  background: #000;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
}