*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--primary:#00d4aa;--accent:#67e8f9;--bg:#0b1015;--card:#131a22;--text:#edf2f7;--muted:#96a3af;--border:#ffffff1f}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6}a{color:var(--primary)}.centro{place-items:center;min-height:100vh;padding:1.5rem;display:grid}.panel{gap:1.25rem;max-width:980px;margin:0 auto;padding:1.5rem;display:grid}.barra{justify-content:space-between;align-items:center;display:flex}.logo{letter-spacing:.15em;color:var(--primary);font-size:1.4rem;font-weight:800}.logo small{letter-spacing:0;color:var(--muted);margin-left:.5rem;font-size:.9rem;font-weight:500}.rejilla{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.25rem;display:grid}.tarjeta{background:var(--card);border:1px solid var(--border);border-radius:14px;align-content:start;gap:.6rem;padding:1.25rem;display:grid}.estrecha{width:100%;max-width:380px}h1{font-size:1.4rem}h2{font-size:1.1rem}.suave{color:var(--muted);font-size:.92rem}.ok{color:var(--primary)}.aviso{color:#f5c26b}.error{color:#ff7a7a}.form{gap:.9rem;display:grid}.form label{color:var(--muted);gap:.3rem;font-size:.92rem;display:grid}input,textarea,select{font:inherit;color:var(--text);border:1px solid var(--border);background:#0f161d;border-radius:10px;padding:.6rem .75rem}button{font:inherit;color:#04251f;background:var(--primary);cursor:pointer;border:0;border-radius:10px;justify-self:start;padding:.65rem 1rem;font-weight:700}button:disabled{opacity:.6;cursor:default}button.secundario{color:var(--text);border:1px solid var(--border);background:0 0}