:root,[data-theme=dark]{color-scheme:dark;--shadow:0 18px 50px rgba(0,0,0,0.45);--glow:radial-gradient(60% 50% at 50% 0%,color-mix(in srgb,var(--violet) 28%,transparent),color-mix(in srgb,var(--pink) 8%,transparent) 55%,transparent 80%)}[data-theme=light]{color-scheme:light;--shadow:0 18px 50px rgba(59,42,140,0.12);--glow:radial-gradient(60% 50% at 50% 0%,color-mix(in srgb,var(--violet) 16%,transparent),color-mix(in srgb,var(--pink) 5%,transparent) 55%,transparent 80%)}:root{--neutral-soft:color-mix(in srgb,var(--text-2) 14%,transparent);--font:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:var(--font);font-size:var(--text-body-size);line-height:var(--text-body-line);-webkit-font-smoothing:antialiased;min-height:100vh}a{color:inherit}:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:8px}.container{width:min(1200px,100% - 32px);margin-inline:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;z-index:100;background:var(--card);padding:8px 14px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 20px;border-radius:var(--radius-lg);font:600 16px/1.2 var(--font);text-decoration:none;text-align:center;border:1px solid transparent;cursor:pointer;transition:transform .12s ease,opacity .12s ease}.btn:active:not(:disabled){opacity:.85;transform:scale(.98)}.btn:disabled,.btn[aria-disabled=true]{cursor:not-allowed;opacity:.45;transform:none}.btn[aria-busy=true]{cursor:progress;opacity:.85}.btn-lg{min-height:56px}.btn-primary{background:var(--action-gradient);color:#fff;box-shadow:0 10px 30px color-mix(in srgb,var(--violet) 30%,transparent)}.btn-secondary{background:var(--elevated);color:var(--text);border-color:var(--border)}.btn-ghost{background:transparent;color:var(--accent-text)}.btn-danger{background:var(--danger-soft);color:var(--danger)}.spinner{width:18px;height:18px;border-radius:50%;border:2px solid;border-right:2px solid transparent;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.gradient-text{background:var(--brand-gradient);-webkit-background-clip:text;background-clip:text;color:transparent}@media (prefers-reduced-motion:reduce){*{transition:none!important}.spinner{animation-duration:2.4s}}