/* Alctoin, direct APK download landing (matches brand: deep blue + gold) */
:root {
  --da-bg0: #050a14;
  --da-bg1: #0a1628;
  --da-gold: #cca354;
  --da-gold-dim: #9a7a3e;
  --da-text: #e8edf5;
  --da-muted: #8a9ab5;
  --da-card: rgba(12, 28, 52, 0.72);
  --da-border: rgba(204, 163, 84, 0.22);
  --da-glow: rgba(204, 163, 84, 0.12);
}

* { box-sizing: border-box; }

body.da-page {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--da-text);
  background:
    radial-gradient(1200px 600px at 10% -10%, var(--da-glow), transparent 55%),
    radial-gradient(900px 500px at 100% 20%, rgba(6, 44, 78, 0.35), transparent 50%),
    linear-gradient(165deg, var(--da-bg0), var(--da-bg1) 45%, #060d18);
}

.da-wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.da-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
}

.da-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--da-text);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.da-logo img { height: 36px; width: auto; }

.da-back {
  color: var(--da-muted);
  text-decoration: none;
  font-size: 14px;
}
.da-back:hover { color: var(--da-gold); }

.da-hero {
  text-align: center;
  margin-bottom: 40px;
}

.da-hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 12px;
}

.da-hero h1 span {
  color: var(--da-gold);
}

.da-hero p {
  margin: 0 auto;
  max-width: 560px;
  color: var(--da-muted);
  font-size: 1.05rem;
  line-height: 1.55;
}

.da-card {
  background: var(--da-card);
  border: 1px solid var(--da-border);
  border-radius: 16px;
  padding: 28px 24px;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.da-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.da-meta div {
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.da-meta dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--da-muted);
  margin: 0 0 4px;
}

.da-meta dd {
  margin: 0;
  font-weight: 600;
  font-size: 15px;
  word-break: break-word;
}

.da-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: center;
}

.da-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 10px;
  border: none;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.da-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.da-btn--primary {
  background: linear-gradient(180deg, #d4b56a, var(--da-gold));
  color: #0a0f18;
  box-shadow: 0 10px 28px rgba(204, 163, 84, 0.35);
}

.da-btn--primary:not(:disabled):hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 36px rgba(204, 163, 84, 0.45);
}

.da-btn--ghost {
  background: transparent;
  color: var(--da-muted);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.da-btn--ghost:hover { color: var(--da-text); border-color: var(--da-border); }

.da-progress-wrap {
  margin-top: 22px;
  display: none;
}

.da-progress-wrap.is-visible { display: block; }

.da-progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--da-muted);
  margin-bottom: 8px;
}

.da-progress-bar {
  height: 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.35);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.da-progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--da-gold-dim), var(--da-gold));
  transition: width 0.12s ease-out;
}

.da-steps h2 {
  font-size: 1.15rem;
  margin: 0 0 8px;
  color: var(--da-gold);
}

.da-steps > p {
  margin: 0 0 20px;
  color: var(--da-muted);
  font-size: 14px;
  line-height: 1.5;
}

.da-step {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.da-step:last-child { border-bottom: none; }

.da-step-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(204, 163, 84, 0.15);
  color: var(--da-gold);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
}

.da-step-body h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.da-step-body p {
  margin: 0;
  font-size: 14px;
  color: var(--da-muted);
  line-height: 1.55;
}

.da-callout {
  margin-top: 20px;
  padding: 14px 16px;
  border-radius: 12px;
  background: rgba(204, 163, 84, 0.1);
  border: 1px solid var(--da-border);
  font-size: 14px;
  line-height: 1.5;
  color: var(--da-text);
}

.da-callout strong { color: var(--da-gold); }

.da-error, .da-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--da-muted);
}

.da-error { color: #f0a8a8; }

.da-spinner {
  width: 44px;
  height: 44px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--da-gold);
  border-radius: 50%;
  animation: da-spin 0.85s linear infinite;
  margin: 24px auto;
}

@keyframes da-spin {
  to { transform: rotate(360deg); }
}

.da-footnote {
  text-align: center;
  margin-top: 32px;
  font-size: 12px;
  color: rgba(138, 154, 181, 0.65);
}

@media (max-width: 520px) {
  .da-actions { flex-direction: column; }
  .da-btn { width: 100%; }
}