:root {
  --bg: #07080F;
  --bg-soft: #0A0B14;
  --surface: #0E1020;
  --border: rgba(148,163,184,.12);
  --border-soft: rgba(148,163,184,.07);
  --ink: #E4EFFC;
  --muted: #8896A8;
  --muted-2: #52606D;
  --brand: #3B82F6;
  --brand-dark: #2563EB;
  --brand-soft: rgba(59,130,246,.12);
  --gold: #C9A84C;
  --gold-soft: rgba(201,168,76,.13);
  --wa: #25D366;
  --wa-dark: #128C5E;
  --wa-soft: rgba(37,211,102,.12);
  --red: #EF4444;
  --red-soft: rgba(239,68,68,.12);
  --container: 860px;
  --radius-s: 12px;
  --radius-m: 20px;
  --radius-l: 30px;
  --shadow-card: 0 2px 8px rgba(0,4,18,.5), 0 18px 44px -20px rgba(0,4,18,.7);
  --ff-display: "Sora", sans-serif;
  --ff-body: "Inter", sans-serif;
  --ff-mono: "JetBrains Mono", monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(148,163,184,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,.025) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
  z-index: 0;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--ff-display); margin: 0; line-height: 1.1; letter-spacing: -.015em; }
p { margin: 0; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7,8,15,.92);
  backdrop-filter: blur(20px) saturate(140%);
  border-bottom: 1px solid rgba(255,255,255,.055);
  box-shadow: 0 1px 0 rgba(255,255,255,.03), 0 4px 24px rgba(0,0,0,.5);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  line-height: 1;
}
.nav__logo-mark {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: #0A0C14;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  box-shadow: 0 0 0 2px rgba(201,168,76,.35), 0 4px 16px rgba(201,168,76,.18);
  overflow: hidden;
  flex-shrink: 0;
}
.nav__logo-mark img { width: 100%; height: 100%; object-fit: cover; }
.nav__logo-text strong { font-family: var(--ff-display); font-weight: 800; font-size: 17px; display: block; }
.nav__logo-text span { font-family: var(--ff-mono); font-size: 9px; letter-spacing: .3em; color: var(--gold); }
.nav__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--muted);
  transition: color .2s ease;
}
.nav__back:hover { color: var(--brand); }
.nav__back svg { width: 16px; height: 16px; }

/* HERO DEL FORMULARIO — zona oscura */
.form-hero {
  position: relative;
  z-index: 1;
  padding: 56px 0 48px;
  text-align: center;
  background: linear-gradient(160deg, #07080F 0%, #0B1230 65%, #110820 100%);
}
.form-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--ff-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--red);
  background: var(--red-soft);
  padding: 8px 16px;
  border-radius: 999px;
  margin-bottom: 18px;
  border: 1px solid rgba(239,68,68,.2);
}
.form-hero__badge svg { width: 14px; height: 14px; }
.form-hero h1 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  margin-bottom: 12px;
}
.form-hero p {
  color: var(--muted);
  font-size: 15px;
  max-width: 560px;
  margin: 0 auto 28px;
}
.legal-box {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-m);
  padding: 20px 24px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  text-align: left;
  max-width: 680px;
  margin: 0 auto;
}
.legal-box svg { width: 22px; height: 22px; color: var(--brand); flex-shrink: 0; margin-top: 2px; }
.legal-box p { font-size: 13.5px; color: var(--muted); line-height: 1.65; }
.legal-box strong { color: var(--ink); }

/* FORMULARIO */
.form-wrap {
  position: relative;
  z-index: 1;
  padding: 0 0 80px;
}

.form-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-m);
  overflow: hidden;
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
}
.form-card__head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 28px;
  border-bottom: 1px solid var(--border-soft);
  background: rgba(59,130,246,.05);
}
.form-card__num {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: #fff;
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 6px 16px -6px rgba(37,99,235,.5);
}
.form-card__head h3 { font-size: 16px; font-weight: 700; }
.form-card__body { padding: 28px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-row--3 { grid-template-columns: 1fr 1fr 1fr; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full { grid-column: 1 / -1; }

label {
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: .04em;
  text-transform: uppercase;
}
label .req { color: var(--red); margin-left: 3px; }

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="number"],
select,
textarea {
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-s);
  color: var(--ink);
  font-size: 15px;
  padding: 13px 16px;
  width: 100%;
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
input::placeholder, textarea::placeholder { color: var(--muted-2); }
input:focus, select:focus, textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}
select { cursor: pointer; }
textarea { resize: vertical; min-height: 110px; line-height: 1.6; }

/* RADIO BUTTONS — tipo reclamación */
.radio-group { display: flex; flex-direction: column; gap: 10px; }
.radio-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-s);
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease;
}
.radio-option:hover { border-color: var(--brand); }
.radio-option input[type="radio"] {
  width: 18px; height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--brand);
  cursor: pointer;
  padding: 0;
}
.radio-option.selected {
  border-color: var(--brand);
  background: var(--brand-soft);
}
.radio-option__label { font-size: 14.5px; font-weight: 700; color: var(--ink); display: block; margin-bottom: 3px; }
.radio-option__desc { font-size: 12.5px; color: var(--muted); line-height: 1.5; }

/* TIPO BIEN */
.tipo-bien-group { display: flex; gap: 12px; }
.tipo-bien-opt {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-s);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: all .2s ease;
}
.tipo-bien-opt:hover { border-color: var(--brand); }
.tipo-bien-opt.selected { border-color: var(--brand); background: var(--brand-soft); color: var(--brand); }
.tipo-bien-opt input[type="radio"] { width: 16px; height: 16px; accent-color: var(--brand); padding: 0; margin: 0; }

/* FECHA */
.date-note {
  font-family: var(--ff-mono);
  font-size: 11.5px;
  color: var(--muted-2);
  margin-top: 4px;
}

/* SUBMIT */
.submit-zone {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-m);
  padding: 32px 28px;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.submit-zone p { color: var(--muted); font-size: 14px; max-width: 500px; margin: 0 auto 22px; }
.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(180deg, #34E27A, var(--wa));
  color: #073D24;
  font-weight: 800;
  font-size: 16px;
  padding: 17px 36px;
  border-radius: 999px;
  border: none;
  box-shadow: 0 14px 32px -10px rgba(37,211,102,.55);
  transition: transform .3s ease, box-shadow .3s ease;
  cursor: pointer;
  margin-bottom: 14px;
}
.btn-submit:hover { transform: translateY(-3px); box-shadow: 0 22px 44px -12px rgba(37,211,102,.65); }
.btn-submit svg { width: 20px; height: 20px; }
.submit-legal {
  font-size: 12px;
  color: var(--muted-2);
  max-width: 480px;
  margin: 0 auto;
}

/* TOAST */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #0A2010;
  border: 1px solid rgba(37,211,102,.35);
  color: #34E27A;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 999;
  transition: transform .4s cubic-bezier(.16,1,.3,1);
  white-space: nowrap;
  box-shadow: 0 20px 40px rgba(0,0,0,.5);
}
.toast.is-visible { transform: translateX(-50%) translateY(0); }
.toast svg { width: 17px; height: 17px; }

/* ERROR */
.field-error {
  font-size: 12px;
  color: var(--red);
  margin-top: 5px;
  display: none;
}
.has-error input, .has-error select, .has-error textarea {
  border-color: var(--red) !important;
  box-shadow: 0 0 0 3px var(--red-soft) !important;
}
.has-error .field-error { display: block; }

/* ── ZONA BLANCA: formulario ─────────────────────────────── */
.form-wrap {
  background: #FAFAF8;
  border-top: 1px solid rgba(0,0,0,.08);
  border-bottom: 1px solid rgba(0,0,0,.08);
}

.form-wrap .form-card {
  background: #FFFFFF;
  border-color: rgba(0,0,0,.09);
  box-shadow: 0 2px 8px rgba(0,0,0,.05), 0 10px 28px -14px rgba(0,0,0,.08);
}
.form-wrap .form-card__head {
  background: rgba(59,130,246,.04);
  border-bottom-color: rgba(0,0,0,.07);
}
.form-wrap .form-card__head h3 { color: #0F172A; }

.form-wrap label { color: #64748B; }
.form-wrap label .req { color: var(--red); }

.form-wrap input[type="text"],
.form-wrap input[type="email"],
.form-wrap input[type="tel"],
.form-wrap input[type="date"],
.form-wrap input[type="number"],
.form-wrap select,
.form-wrap textarea {
  background: #F8FAFC;
  border-color: rgba(0,0,0,.14);
  color: #0F172A;
}
.form-wrap input::placeholder,
.form-wrap textarea::placeholder { color: #94A3B8; }
.form-wrap input:focus,
.form-wrap select:focus,
.form-wrap textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(59,130,246,.12);
}

.form-wrap .radio-option {
  background: #F8FAFC;
  border-color: rgba(0,0,0,.11);
}
.form-wrap .radio-option__label { color: #0F172A; }
.form-wrap .radio-option__desc  { color: #64748B; }
.form-wrap .radio-option.selected {
  border-color: var(--brand);
  background: rgba(59,130,246,.06);
}

.form-wrap .tipo-bien-opt {
  background: #F8FAFC;
  border-color: rgba(0,0,0,.11);
  color: #0F172A;
}
.form-wrap .tipo-bien-opt.selected {
  border-color: var(--brand);
  background: rgba(59,130,246,.06);
  color: var(--brand);
}

.form-wrap .date-note { color: #94A3B8; }

.form-wrap .submit-zone {
  background: #FFFFFF;
  border-color: rgba(0,0,0,.09);
  box-shadow: 0 2px 8px rgba(0,0,0,.05), 0 10px 28px -14px rgba(0,0,0,.08);
}
.form-wrap .submit-zone > p { color: #64748B; }
.form-wrap .submit-legal     { color: #94A3B8; }

/* ── FOOTER ───────────────────────────────────────────────── */
.footer {
  background: linear-gradient(160deg, #080C18 0%, #0B1230 55%, #110820 100%);
  color: #C7CFDB;
  padding: 32px 0;
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(59,130,246,.15);
  text-align: center;
}
.footer p { font-size: 13px; color: #7E899B; }
.footer a { color: #9AA5B5; transition: color .2s; }
.footer a:hover { color: var(--brand); }

/* RESPONSIVE */
@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
  .form-row--3 { grid-template-columns: 1fr; }
  .tipo-bien-group { flex-direction: column; }
  .form-card__body { padding: 20px; }
  .form-card__head { padding: 16px 20px; }
  .submit-zone { padding: 24px 20px; }
}