*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{--lime:#76f406;--lime-10:rgba(118,244,6,.10);--lime-20:rgba(118,244,6,.22);--ink:#0a0a0a;--ink-2:#0e0e0e;--white:#fff;--muted:rgba(255,255,255,.42);--bdr:rgba(255,255,255,.08);--bdrm:rgba(255,255,255,.13)}
html{scroll-behavior:smooth;height:100%}
body{font-family:'Outfit',sans-serif;background:var(--ink);color:var(--white);min-height:100%;display:flex;flex-direction:column}

/* NAV */
nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:0 3rem;height:64px;background:rgba(10,10,10,.94);backdrop-filter:blur(20px);border-bottom:1px solid var(--bdr)}
.nav-back{display:inline-flex;align-items:center;gap:7px;color:var(--muted);text-decoration:none;font-size:13px;transition:color .2s}
.nav-back:hover{color:var(--white)}
.nav-back svg{flex-shrink:0}

/* ── LANG SWITCH ── */
.lang-switch{display:flex;align-items:center;gap:0;flex-shrink:0}
.lang-opt{padding:4px 8px;font-size:12px;font-weight:500;color:rgba(255,255,255,.28);text-decoration:none;letter-spacing:.06em;transition:color .2s;font-family:'Outfit',sans-serif;text-transform:uppercase}
.lang-opt:hover{color:rgba(255,255,255,.65)}
.lang-opt.lang-active{color:#fff;font-weight:700;pointer-events:none}
.lang-div{width:1px;height:11px;background:rgba(255,255,255,.18);align-self:center;margin:0 2px}

/* MAIN */
main{flex:1;padding:3rem 1.5rem 5rem;display:flex;flex-direction:column;align-items:center}

/* HEADER */
.form-header{text-align:center;max-width:580px;margin-bottom:2.75rem}
.form-stag{display:inline-block;font-size:10px;font-weight:600;color:var(--lime);letter-spacing:.16em;text-transform:uppercase;font-family:'JetBrains Mono',monospace;margin-bottom:1rem}
.form-title{font-size:clamp(2rem,5vw,2.8rem);font-weight:800;letter-spacing:-.03em;line-height:1.08;margin-bottom:.9rem}
.form-title em{font-style:normal;color:var(--lime)}
.form-sub{font-size:1rem;color:var(--muted);line-height:1.65}

/* FORM CARD */
.form-card{width:100%;max-width:740px;background:var(--ink-2);border:1px solid var(--bdrm);border-radius:18px;padding:2.5rem;box-shadow:0 32px 64px rgba(0,0,0,.45)}

/* FORM FIELDS */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}
.col-full{grid-column:1/-1}
.field{display:flex;flex-direction:column;gap:.45rem}
.field label{font-size:10px;font-weight:600;color:rgba(255,255,255,.45);letter-spacing:.1em;text-transform:uppercase;font-family:'JetBrains Mono',monospace}
.field label .req{color:var(--lime);margin-left:2px}
.field input,.field select,.field textarea{background:#161616;border:1px solid var(--bdr);border-radius:8px;padding:.8rem 1rem;font-family:'Outfit',sans-serif;font-size:14px;color:var(--white);outline:none;width:100%;transition:border-color .2s,box-shadow .2s;-webkit-appearance:none;appearance:none}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.22)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:rgba(118,244,6,.5);box-shadow:0 0 0 3px rgba(118,244,6,.07)}
.field input.error,.field select.error,.field textarea.error{border-color:rgba(255,85,85,.5);box-shadow:0 0 0 3px rgba(255,85,85,.06)}
.field select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center;padding-right:2.8rem;cursor:pointer}
.field select option{background:#1a1a1a;color:var(--white)}
.field textarea{resize:vertical;min-height:110px;line-height:1.6}
.form-divider{height:1px;background:var(--bdr);grid-column:1/-1;margin:.2rem 0}

/* SUBMIT */
.form-actions{margin-top:1.75rem;display:flex;flex-direction:column;align-items:center;gap:.75rem}
.btn-submit{width:100%;max-width:380px;background:var(--lime);color:var(--ink);border:none;padding:1rem 2rem;border-radius:10px;font-family:'Outfit',sans-serif;font-size:15px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:9px;transition:opacity .2s,transform .2s}
.btn-submit:hover{opacity:.88;transform:translateY(-2px)}
.btn-submit:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn-submit .spinner{width:17px;height:17px;border:2.5px solid rgba(10,10,10,.3);border-top-color:var(--ink);border-radius:50%;animation:spin .7s linear infinite;display:none;flex-shrink:0}
.btn-submit.loading .spinner{display:block}
.btn-submit.loading .btn-text{display:none}
@keyframes spin{to{transform:rotate(360deg)}}
.form-note{font-size:11.5px;color:rgba(255,255,255,.25);text-align:center;line-height:1.6;max-width:400px}
.form-error-msg{background:rgba(255,85,85,.07);border:1px solid rgba(255,85,85,.2);border-radius:8px;padding:.75rem 1rem;font-size:13px;color:#ff8888;grid-column:1/-1;display:none}

/* SUCCESS */
.form-success{display:none;flex-direction:column;align-items:center;text-align:center;padding:3rem 2rem}
.success-ico{width:64px;height:64px;border-radius:50%;background:var(--lime-10);border:1px solid var(--lime-20);display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem}
.form-success h2{font-size:1.5rem;font-weight:800;margin-bottom:.6rem;letter-spacing:-.02em}
.form-success p{font-size:14px;color:var(--muted);line-height:1.7;max-width:360px;margin-bottom:2rem}
.btn-back{background:var(--lime);color:var(--ink);padding:.85rem 2.5rem;border-radius:9px;text-decoration:none;font-weight:700;font-size:14px;transition:opacity .2s,transform .2s;display:inline-block}
.btn-back:hover{opacity:.87;transform:translateY(-2px)}

/* FOOTER */
footer{border-top:1px solid var(--bdr);padding:1.5rem 3rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;background:var(--ink-2)}
.foot-legal{font-size:11px;color:rgba(255,255,255,.2);letter-spacing:.03em;font-family:'JetBrains Mono',monospace}

/* RESPONSIVE */
@media(max-width:640px){
  nav{padding:0 1.25rem}
  main{padding:2rem 1rem 4rem}
  .form-card{padding:1.5rem 1.25rem;border-radius:14px}
  .form-grid{grid-template-columns:1fr}
  .col-full{grid-column:1}
  .form-header{margin-bottom:2rem}
  .btn-submit{max-width:100%}
  footer{padding:1.25rem;flex-direction:column;text-align:center;gap:.5rem}
}

/* Optgroup países */
.field select optgroup{color:rgba(255,255,255,.3);font-size:11px;letter-spacing:.05em}
.field select option{color:#fff;background:#1a1a1a}