/* ===== Design tokens ===== */
:root {
  --bg: #08080c;
  --bg-soft: #0d0d14;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-strong: rgba(255, 255, 255, 0.08);
  --surface-solid: #131320;
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.18);
  --text: #f5f5f8;
  --text-muted: #a4a3b6;
  --text-faint: #6d6c82;

  --accent: #8b5cf6;
  --accent-2: #ec4899;
  --accent-3: #38bdf8;
  --gradient: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  --gradient-vivid: linear-gradient(135deg, var(--accent-3) 0%, var(--accent) 55%, var(--accent-2) 100%);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-glow: 0 20px 60px -20px rgba(139, 92, 246, 0.45);
  --shadow-soft: 0 10px 30px -10px rgba(0, 0, 0, 0.5);

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.02em;
}

p {
  margin: 0 0 1em;
  color: var(--text-muted);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

::selection {
  background: var(--accent);
  color: #fff;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: var(--radius-pill);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: var(--gradient-vivid);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradientShift 6s ease infinite;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease);
  white-space: nowrap;
}
.btn:active {
  transform: scale(0.97);
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 8px 24px -8px rgba(139, 92, 246, 0.6);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px -10px rgba(139, 92, 246, 0.75);
}
.btn-ghost {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
  backdrop-filter: blur(12px);
}
.btn-ghost:hover {
  border-color: var(--border-strong);
  background: var(--surface-strong);
  transform: translateY(-2px);
}
.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}
.btn-icon {
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: 10px;
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-muted);
  backdrop-filter: blur(12px);
}
.pill-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gradient);
}

/* ===== Nav ===== */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: rgba(8, 8, 12, 0.6);
  backdrop-filter: blur(16px) saturate(150%);
  border-bottom: 1px solid var(--border);
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
}
.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: 0 6px 16px -6px rgba(139, 92, 246, 0.7);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a:not(.btn) {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s var(--ease);
}
.nav-links a:not(.btn):hover {
  color: var(--text);
}

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 48px 24px 32px;
  margin-top: 80px;
}
.site-footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-muted {
  color: var(--text-faint);
  font-size: 0.85rem;
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}
.footer-link {
  transition: color 0.2s var(--ease);
}
.footer-link:hover {
  color: var(--text-muted);
}

/* ===== Scroll reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }

/* ===== Keyframes ===== */
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(var(--r, 0deg)); }
  50% { transform: translateY(-16px) rotate(var(--r, 0deg)); }
}
@keyframes blobMove {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -40px) scale(1.08); }
  66% { transform: translate(-24px, 24px) scale(0.94); }
}
@keyframes pulseGlow {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.55;
  animation: blobMove 14s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

@media (max-width: 720px) {
  .nav-links { display: none; }
  .site-footer .container { flex-direction: column; align-items: flex-start; }
}

/* ===== Legal / content pages ===== */
.legal {
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 24px 40px;
}
.legal .legal-eyebrow {
  color: var(--accent-3);
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  display: block;
}
.legal h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin-bottom: 8px;
}
.legal .legal-updated {
  color: var(--text-faint);
  font-size: 0.85rem;
  margin-bottom: 48px;
}
.legal section {
  margin-bottom: 36px;
}
.legal h2 {
  font-size: 1.15rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.legal h2 .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 9px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--accent-3);
  flex-shrink: 0;
}
.legal p, .legal li {
  font-size: 0.92rem;
  line-height: 1.7;
}
.legal ul {
  margin: 0 0 1em;
  padding-left: 20px;
  color: var(--text-muted);
}
.legal strong {
  color: var(--text);
}