:root{--navy:#07111f;--ink:#0c1628;--muted:#718096;--line:#dfe6ef;--bg:#eef3f8;--accent:#635bff;--white:#fff;--shadow:0 20px 55px rgba(15,30,55,.10)}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}button,input,textarea,select{font:inherit}.hidden{display:none!important}.eyebrow{font-size:10px;font-weight:900;letter-spacing:.18em;color:#93a2ba}.brand-mark{display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:linear-gradient(145deg,#18263e,#07111f);color:#fff;font-weight:900;box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}.brand-mark.small{width:38px;height:38px;border-radius:12px}.auth-screen{min-height:100vh;display:grid;place-items:center;padding:30px;background:radial-gradient(circle at 20% 10%,rgba(99,91,255,.25),transparent 35%),linear-gradient(140deg,#07111f,#101d34)}.auth-card{width:min(460px,100%);background:rgba(255,255,255,.98);border-radius:28px;padding:42px;box-shadow:0 35px 90px rgba(0,0,0,.28)}.auth-card h1{font-size:38px;letter-spacing:-.04em;margin:20px 0 10px}.auth-card p{color:var(--muted);line-height:1.65}.auth-card label{display:block;font-size:12px;font-weight:800;margin-top:18px}.auth-card label small{font-weight:500;color:var(--muted)}input,textarea,select{width:100%;border:1px solid #ccd6e3;border-radius:13px;background:#fff;padding:13px 14px;color:var(--ink);outline:none;transition:.2s}input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(99,91,255,.12)}input[type=color]{height:50px;padding:5px}.auth-card button,.primary{border:0;border-radius:13px;background:var(--navy);color:#fff;font-weight:850;padding:14px 19px;cursor:pointer}.auth-card button{width:100%;margin-top:22px}.form-message{min-height:20px;color:#c0392b;font-size:12px;margin-top:12px}.studio{min-height:100vh}.topbar{height:88px;background:linear-gradient(135deg,#0c172a,#111f37);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:20;box-shadow:0 9px 35px rgba(7,17,31,.18)}.brand{display:flex;gap:14px;align-items:center}.brand strong{display:block;font-size:19px;margin-top:3px}.top-actions{display:flex;gap:10px;align-items:center}.top-actions a,.top-actions button{height:42px;border-radius:12px;padding:0 16px;display:inline-flex;align-items:center;text-decoration:none;font-size:12px;font-weight:850;cursor:pointer}.top-actions a,.ghost{color:#dfe7f6;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.05)}.top-actions .primary{background:#fff;color:#0b1627}.sync-state{font-size:11px;color:#a9b7ca;display:flex;align-items:center;gap:7px;margin-right:4px}.sync-state i,.preview-toolbar i{width:9px;height:9px;border-radius:99px;background:#2bd6a1;box-shadow:0 0 0 5px rgba(43,214,161,.12)}.sync-state.dirty i{background:#ffb84d;box-shadow:0 0 0 5px rgba(255,184,77,.14)}.workspace{display:grid;grid-template-columns:220px minmax(390px,530px) minmax(500px,1fr);min-height:calc(100vh - 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