:root{color-scheme:dark;font-family:Segoe UI,sans-serif;background:radial-gradient(circle at top left,rgba(16,185,129,.18),transparent 28%),radial-gradient(circle at top right,rgba(59,130,246,.2),transparent 30%),#030712}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{min-height:100vh}button,input,textarea,select{font:inherit}.studio-shell{position:relative;min-height:100vh}.studio-chrome{position:fixed;top:18px;left:18px;right:18px;z-index:50;display:flex;justify-content:space-between;align-items:center;gap:12px;pointer-events:none}.studio-brand,.studio-switcher{pointer-events:auto;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#030712ad;border:1px solid rgba(148,163,184,.22);border-radius:16px;box-shadow:0 18px 40px #02061759}.studio-brand{display:flex;flex-direction:column;padding:10px 14px;min-width:170px}.studio-kicker{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:#f8fafc}.studio-backend{margin-top:4px;font-size:12px;color:#93c5fd}.studio-switcher{display:inline-flex;padding:6px;gap:6px}.studio-switcher button{appearance:none;border:0;border-radius:12px;padding:10px 14px;background:transparent;color:#cbd5e1;cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease}.studio-switcher button:hover{background:#3341558c;color:#f8fafc}.studio-switcher button.active{background:linear-gradient(135deg,#10b9814d,#3b82f659);color:#f8fafc;transform:translateY(-1px)}@media(max-width:720px){.studio-chrome{flex-direction:column;align-items:stretch}.studio-brand,.studio-switcher{width:100%}.studio-switcher{justify-content:stretch}.studio-switcher button{flex:1}}