*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--bg-0);
  color: var(--fg);
  font-family: var(--f-body);
  font-size: 15px;
  line-height: 1.45;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;
}
img, svg { max-width: 100%; display: block; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }

/* ——— Background field ——————————————————————————————————— */
#bg-field {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(1100px 700px at 80% -10%, rgba(157,78,255,0.32), transparent 60%),
    radial-gradient(900px 600px at -10% 100%, rgba(0,255,209,0.18), transparent 55%),
    radial-gradient(700px 500px at 20% 40%, rgba(255,46,146,0.14), transparent 60%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 40%, var(--bg-2) 100%);
  overflow: hidden;
}
.bg-noise {
  position: absolute; inset: -20%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.06 0'/></filter><rect width='140' height='140' filter='url(%23n)'/></svg>");
  opacity: 0.4;
  mix-blend-mode: overlay;
  animation: noise-shift 8s steps(4) infinite;
}
@keyframes noise-shift {
  0% { transform: translate(0,0); }
  25% { transform: translate(-4%,2%); }
  50% { transform: translate(3%,-3%); }
  75% { transform: translate(-2%,4%); }
  100% { transform: translate(0,0); }
}
.bg-orb {
  position: absolute; border-radius: 50%; filter: blur(60px);
  opacity: 0.55; will-change: transform;
}
.orb-a { width: 460px; height: 460px; background: radial-gradient(circle, var(--violet), transparent 70%);
  top: -120px; right: -120px; animation: orb-float 14s var(--ease-out) infinite alternate; }
.orb-b { width: 360px; height: 360px; background: radial-gradient(circle, var(--cyan), transparent 70%);
  bottom: -80px; left: -80px; animation: orb-float 18s var(--ease-out) infinite alternate-reverse; }
.orb-c { width: 300px; height: 300px; background: radial-gradient(circle, var(--pink), transparent 70%);
  top: 45%; left: 60%; animation: orb-float 22s var(--ease-out) infinite alternate; opacity: 0.35; }
@keyframes orb-float {
  0%   { transform: translate(0,0) scale(1); }
  50%  { transform: translate(40px,-30px) scale(1.1); }
  100% { transform: translate(-30px,40px) scale(0.95); }
}

/* ——— Utility ——————————————————————————————————————————————— */
.glass {
  background: var(--glass);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-3);
  box-shadow: var(--shadow-card);
}
.pill {
  display: inline-flex; align-items: center; gap: var(--s-2);
  padding: 6px 12px; border-radius: var(--r-pill);
  background: var(--glass-2); border: 1px solid var(--glass-border);
  font-family: var(--f-mono); font-weight: 500; font-size: 11.5px;
  letter-spacing: 0.04em; text-transform: uppercase; color: var(--fg-2);
}
.pill .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan); animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 0.6; transform: scale(1); } 50% { opacity: 1; transform: scale(1.3); } }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
  padding: 14px 22px; border-radius: var(--r-pill);
  font-family: var(--f-display); font-weight: 700; font-size: 15px; letter-spacing: 0.02em;
  transition: transform .25s var(--ease-spring), box-shadow .25s var(--ease-out), background .25s;
  user-select: none; -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(0.96); }
.btn-primary {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--cyan-2) 100%);
  color: #081019;
  box-shadow: var(--glow-cyan), 0 6px 0 rgba(0,0,0,0.25) inset;
}
.btn-primary:hover { box-shadow: var(--glow-cyan), 0 0 0 3px rgba(0,255,209,0.14); }
.btn-ghost {
  background: var(--glass); color: var(--fg);
  border: 1px solid var(--glass-border);
}
.btn-gold {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-2) 100%);
  color: #1A1400; box-shadow: var(--glow-gold);
}

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: var(--r-pill);
  background: var(--glass); border: 1px solid var(--glass-border);
  font-size: 12.5px; font-weight: 500; color: var(--fg-2);
  transition: all .2s var(--ease-out);
  -webkit-tap-highlight-color: transparent;
}
.chip:hover, .chip.on {
  color: var(--fg); border-color: var(--glass-border-hi);
  box-shadow: 0 0 0 1px var(--glass-border-hi);
}

.mono { font-family: var(--f-mono); }
.tab-num { font-variant-numeric: tabular-nums; }
.accent-cyan  { color: var(--cyan); }
.accent-pink  { color: var(--pink); }
.accent-gold  { color: var(--gold); }
.accent-violet{ color: var(--violet-2); }

.headline-gold {
  background: linear-gradient(135deg, var(--gold) 0%, #fff4a3 50%, var(--gold-2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 12px rgba(255,216,77,0.25));
}
.headline-cyan {
  background: linear-gradient(135deg, var(--cyan) 0%, #A8FFF0 50%, var(--violet-2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ——— Route transition ——————————————————————————————————————— */
.route {
  display: block; min-height: 100vh; min-height: 100dvh;
  padding-top: var(--sa-t); padding-bottom: var(--sa-b);
  animation: route-in .45s var(--ease-spring);
}
@keyframes route-in {
  from { opacity: 0; transform: translateY(12px) scale(0.99); filter: blur(6px); }
  to   { opacity: 1; transform: none; filter: none; }
}

/* ——— Toast ——————————————————————————————————————————————— */
#toast-root {
  position: fixed; top: calc(var(--sa-t) + 12px); left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; gap: 8px; z-index: 10000; pointer-events: none;
}
.toast {
  background: var(--glass); border: 1px solid var(--glass-border-hi);
  padding: 10px 16px; border-radius: var(--r-pill);
  font-size: 13px; backdrop-filter: blur(14px);
  box-shadow: var(--shadow-card);
  animation: toast-in .35s var(--ease-spring);
  pointer-events: auto;
}
@keyframes toast-in {
  from { opacity: 0; transform: translateY(-14px) scale(0.95); }
  to   { opacity: 1; transform: none; }
}

/* ——— Modals ——————————————————————————————————————————————— */
#modal-root:empty { display: none; }
.modal-scrim {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(8,3,15,0.78); backdrop-filter: blur(10px);
  display: flex; align-items: flex-end; justify-content: center;
  animation: fade-in .25s var(--ease-out);
}
.modal-scrim.center { align-items: center; }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
.modal {
  width: min(460px, 94vw); max-height: 86dvh; overflow: auto;
  background: linear-gradient(180deg, var(--bg-2) 0%, var(--bg-1) 100%);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-3);
  padding: 24px;
  box-shadow: var(--shadow-card), var(--glow-violet);
  animation: modal-up .45s var(--ease-spring);
  margin-bottom: calc(var(--sa-b) + 12px);
}
@keyframes modal-up {
  from { transform: translateY(40px) scale(0.94); opacity: 0; }
  to { transform: none; opacity: 1; }
}
.modal h2 { font-family: var(--f-display); font-size: 26px; letter-spacing: -0.02em; margin: 0 0 8px; }
.modal p.lead { color: var(--fg-2); margin: 0 0 16px; font-size: 14.5px; }

/* ——— Generic headings ——————————————————————————————————————— */
h1, h2, h3 { font-family: var(--f-display); letter-spacing: -0.02em; line-height: 1.05; margin: 0; }
h1 { font-size: clamp(32px, 8vw, 64px); font-weight: 800; letter-spacing: -0.035em; }
h2 { font-size: clamp(22px, 5.5vw, 36px); font-weight: 700; }
h3 { font-size: 17px; font-weight: 700; }

/* ——— Scrollbar ——————————————————————————————————————————— */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: rgba(157,78,255,0.4); border-radius: 10px; }
::-webkit-scrollbar-track { background: transparent; }