:root {
  --bg: #0b0b12;
  --surface: #13131f;
  --surface-hover: #1a1a2a;
  --border: #1e1e30;
  --blurple: #5865f2;
  --blurple-hover: #4752c4;
  --green: #57f287;
  --text: #e0e0ec;
  --text-muted: #7a7a92;
  --radius: 12px;
  --max-width: 960px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--blurple); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Nav */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 11, 18, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}

nav .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

nav .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
}

nav .brand img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
}

nav .links {
  display: flex;
  gap: 24px;
  list-style: none;
}

nav .links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

nav .links a:hover, nav .links a.active {
  color: var(--text);
  text-decoration: none;
}

/* Hero */
.hero {
  text-align: center;
  padding: 100px 24px 80px;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hero .avatar-ring {
  position: relative;
  width: 112px;
  height: 112px;
  margin-bottom: 24px;
  display: none;
}

.hero .avatar-ring::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: conic-gradient(var(--blurple), var(--green), var(--blurple));
  animation: ring-spin 4s linear infinite;
  opacity: 0.6;
}

.hero .avatar {
  position: relative;
  width: 112px;
  height: 112px;
  border-radius: 50%;
  border: 3px solid var(--bg);
  animation: vinyl-pulse 6s linear infinite;
}

.hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--blurple), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 480px;
  margin-bottom: 36px;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background 0.2s, transform 0.1s;
}

.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--blurple);
  color: #fff;
}

.btn-primary:hover { background: var(--blurple-hover); }

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover { background: var(--surface-hover); }

/* Features */
.features {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px 100px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.feature .icon {
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.feature h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

footer a { color: var(--text-muted); }
footer a:hover { color: var(--text); }
footer .links { display: flex; gap: 20px; justify-content: center; margin-bottom: 8px; }

/* Page content (guide, privacy, terms) */
.page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px 80px;
  flex: 1;
  width: 100%;
}

.page h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.page .subtitle {
  color: var(--text-muted);
  margin-bottom: 40px;
  font-size: 1.05rem;
}

.page h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-top: 48px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.page h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 28px;
  margin-bottom: 10px;
}

.page p, .page li {
  color: var(--text-muted);
  margin-bottom: 12px;
  line-height: 1.7;
}

.page ul, .page ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.page li { margin-bottom: 6px; }

.page code {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.88em;
  color: var(--green);
}

.page .card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 16px 0;
}

.page .card h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.page .card p {
  margin-bottom: 0;
  font-size: 0.92rem;
}

.page .card + .card { margin-top: 10px; }

.page table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}

.page th, .page td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}

.page th {
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.page td { font-size: 0.92rem; color: var(--text-muted); }

.page strong { color: var(--text); }

/* Guide nav */
.guide-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.guide-nav a {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 500;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all 0.2s;
}

.guide-nav a:hover {
  background: var(--surface-hover);
  color: var(--text);
  text-decoration: none;
}

/* Animations */
@keyframes vinyl-pulse {
  0%   { transform: rotate(0deg)   scale(1); }
  10%  { transform: rotate(36deg)  scale(1.04); }
  20%  { transform: rotate(72deg)  scale(1); }
  30%  { transform: rotate(108deg) scale(1.04); }
  40%  { transform: rotate(144deg) scale(1); }
  50%  { transform: rotate(180deg) scale(1.04); }
  60%  { transform: rotate(216deg) scale(1); }
  70%  { transform: rotate(252deg) scale(1.04); }
  80%  { transform: rotate(288deg) scale(1); }
  90%  { transform: rotate(324deg) scale(1.04); }
  100% { transform: rotate(360deg) scale(1); }
}

@keyframes ring-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 700px) {
  .features { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
  .hero { padding: 60px 24px; }
  nav .links { gap: 16px; }
  nav .links a { font-size: 0.82rem; }
}