/* ============================================================
   estilos.css — CODELCO Solicitud de Afiliación
   Formulario público — tema claro institucional
   ============================================================ */

:root {
  --verde:    #2e7d32;
  --verde2:   #43a047;
  --verde3:   #66bb6a;
  --naranja:  #f57c00;
  --naranja2: #ffa726;
  --azul:     #0288d1;
  --fondo:    #f4f6f8;
  --fondo2:   #ffffff;
  --fondo3:   #eef2f5;
  --texto:    #1a2332;
  --texto2:   #4a5568;
  --muted:    #90a0b4;
  --border:   #d8e0ea;
  --card:     #ffffff;
  --sombra:   rgba(0,0,0,.08);
  --radius:   14px;
  --radius-sm:8px;
  --success:  #2e7d32;
  --danger:   #d32f2f;
}
*,*::before,*::after { box-sizing:border-box;margin:0;padding:0; }
html { scroll-behavior:smooth; }
body {
  font-family:'Inter',sans-serif;
  background:var(--fondo);
  color:var(--texto);
  min-height:100vh;
}

/* ── Header ──────────────────────────────────────────────── */
.site-header {
  background:var(--verde);
  padding:.85rem 2rem;
  display:flex;align-items:center;justify-content:space-between;
  box-shadow:0 2px 12px rgba(0,0,0,.15);
  position:sticky;top:0;z-index:100;
}
.header-logo img { height:74px;width:auto;background:transparent;display:block; }
.header-badge {
  font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;
  background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);
  color:#fff;padding:.3rem .8rem;border-radius:20px;
  display:flex;align-items:center;gap:.4rem;
}

/* ── Hero banner ────────────────────────────────────────── */
.hero {
  background:linear-gradient(135deg, var(--verde) 0%, #1b5e20 100%);
  padding:2.5rem 2rem 3rem;
  text-align:center;position:relative;overflow:hidden;
}
.hero::after {
  content:'';position:absolute;bottom:-1px;left:0;right:0;
  height:40px;background:var(--fondo);
  clip-path:ellipse(55% 100% at 50% 100%);
}
.hero-tag {
  display:inline-block;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;
  background:rgba(245,124,0,.9);color:#fff;
  padding:.3rem .9rem;border-radius:20px;margin-bottom:1rem;
  font-weight:600;
}
.hero-title {
  font-family:'Poppins',sans-serif;font-size:2rem;font-weight:800;
  color:#fff;line-height:1.15;margin-bottom:.6rem;
}
.hero-title span { color:var(--naranja2); }
.hero-desc { font-size:.9rem;color:rgba(255,255,255,.8);max-width:540px;margin:0 auto;line-height:1.6; }
.hero-nit  { font-size:.75rem;color:rgba(255,255,255,.55);margin-top:.5rem;letter-spacing:.1em; }

/* ── Contenedor principal ───────────────────────────────── */
.form-wrap { max-width:860px;margin:-20px auto 0;padding:0 1.5rem 4rem;position:relative;z-index:1; }

/* ── Selector de tipo de persona ───────────────────────── */
.tipo-selector {
  background:var(--card);border-radius:var(--radius);
  box-shadow:0 4px 20px var(--sombra);
  padding:2rem;margin-bottom:1.5rem;
  border:2px solid var(--border);
}
.tipo-titulo {
  font-size:.72rem;letter-spacing:.15em;text-transform:uppercase;
  color:var(--muted);font-weight:700;margin-bottom:1rem;
  display:flex;align-items:center;gap:.5rem;
}
.tipo-titulo::before,
.tipo-titulo::after { content:'';flex:1;height:1px;background:var(--border); }
.tipo-btns { display:grid;grid-template-columns:1fr 1fr;gap:1rem; }
.tipo-btn {
  padding:1.25rem;border:2px solid var(--border);border-radius:10px;
  background:var(--fondo3);cursor:pointer;text-align:center;
  transition:.2s;display:flex;flex-direction:column;align-items:center;gap:.5rem;
}
.tipo-btn:hover { border-color:var(--verde2);background:#f1f8f2; }
.tipo-btn.active {
  border-color:var(--verde);background:#e8f5e9;
  box-shadow:0 0 0 3px rgba(46,125,50,.12);
}
.tipo-btn .icon {
  width:44px;height:44px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;
  background:var(--fondo);transition:.2s;
}
.tipo-btn.active .icon { background:var(--verde);color:#fff; }
.tipo-btn .label { font-size:.92rem;font-weight:700;color:var(--texto); }
.tipo-btn .sub   { font-size:.75rem;color:var(--muted); }

/* ── Card de sección ─────────────────────────────────────── */
.form-card {
  background:var(--card);border-radius:var(--radius);
  box-shadow:0 4px 20px var(--sombra);
  margin-bottom:1.25rem;overflow:hidden;
  border:1px solid var(--border);
}
.card-head {
  padding:1.1rem 1.5rem;
  display:flex;align-items:center;gap:.75rem;
  border-bottom:1px solid var(--fondo3);
  background:var(--fondo3);
}
.card-head-icon {
  width:36px;height:36px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;color:#fff;flex-shrink:0;
}
.icon-verde   { background:var(--verde); }
.icon-naranja { background:var(--naranja); }
.icon-azul    { background:var(--azul); }
.card-head-title {
  font-size:1rem;font-weight:700;color:var(--texto);
}
.card-head-sub { font-size:.75rem;color:var(--muted);margin-top:.1rem; }
.card-body { padding:1.5rem; }

/* ── Grid de campos ──────────────────────────────────────── */
.fields-grid { display:grid;gap:1rem; }
.col2 { grid-template-columns:1fr 1fr; }
.col3 { grid-template-columns:1fr 1fr 1fr; }
.col4 { grid-template-columns:1fr 1fr 1fr 1fr; }
.span2 { grid-column:span 2; }
.span3 { grid-column:span 3; }
.span4 { grid-column:1/-1; }
@media(max-width:640px){
  .col2,.col3,.col4 { grid-template-columns:1fr; }
  .span2,.span3,.span4 { grid-column:1; }
}

/* ── Campo ───────────────────────────────────────────────── */
.field-group { display:flex;flex-direction:column;gap:.35rem; }
.field-label {
  font-size:.74rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:var(--texto2);display:flex;align-items:center;gap:.3rem;
}
.req { color:var(--naranja);font-size:.9em; }
.field-ctrl {
  background:#fff;border:1.5px solid var(--border);
  border-radius:var(--radius-sm);color:var(--texto);
  padding:.7rem .95rem;font-family:'Inter',sans-serif;font-size:.9rem;
  transition:border-color .2s,box-shadow .2s;width:100%;
}
.field-ctrl:focus {
  outline:none;border-color:var(--verde);
  box-shadow:0 0 0 3px rgba(46,125,50,.1);
}
.field-ctrl::placeholder { color:var(--muted);font-size:.88rem; }
.field-ctrl.error { border-color:var(--danger);box-shadow:0 0 0 3px rgba(211,47,47,.08); }
.field-ctrl.valid { border-color:var(--verde3); }
select.field-ctrl { cursor:pointer; }
.field-error {
  font-size:.74rem;color:var(--danger);display:none;
  align-items:center;gap:.25rem;
}
.field-error.show { display:flex; }

/* ── Radio y Checkbox grupos ─────────────────────────────── */
.radio-group,.check-group {
  display:flex;flex-wrap:wrap;gap:.5rem;
}
.radio-pill {
  display:flex;align-items:center;gap:.4rem;
  padding:.45rem .9rem;border:1.5px solid var(--border);
  border-radius:20px;cursor:pointer;font-size:.84rem;
  transition:.15s;background:#fff;
}
.radio-pill:hover { border-color:var(--verde2); }
.radio-pill input { accent-color:var(--verde); }
.radio-pill.active { border-color:var(--verde);background:#e8f5e9;color:var(--verde);font-weight:600; }

.check-pill {
  display:flex;align-items:center;gap:.4rem;
  padding:.4rem .85rem;border:1.5px solid var(--border);
  border-radius:20px;cursor:pointer;font-size:.82rem;
  transition:.15s;background:#fff;
}
.check-pill:hover { border-color:var(--naranja2); }
.check-pill input { accent-color:var(--naranja); }
.check-pill.active { border-color:var(--naranja);background:#fff3e0;color:var(--naranja);font-weight:600; }

/* ── Zona upload ─────────────────────────────────────────── */
.upload-zone {
  border:2px dashed var(--border);border-radius:var(--radius-sm);
  padding:1.1rem;background:var(--fondo3);
  display:flex;align-items:center;gap:.85rem;
  cursor:pointer;transition:.2s;position:relative;
}
.upload-zone input[type="file"] {
  position:absolute;inset:0;opacity:0;cursor:pointer;
}
.upload-zone:hover { border-color:var(--verde2);background:#f1f8f2; }
.upload-zone.has-file { border-color:var(--verde);background:#e8f5e9; }
.upload-zone.upload-error { border-color:var(--danger);background:#fff5f5; }
.upload-icon {
  width:38px;height:38px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(46,125,50,.1);color:var(--verde);font-size:1rem;flex-shrink:0;
}
.upload-zone.has-file .upload-icon { background:var(--verde);color:#fff; }
.upload-lbl  { font-size:.85rem;font-weight:600;color:var(--texto2); }
.upload-hint { font-size:.73rem;color:var(--muted);margin-top:.1rem; }
.upload-name { font-size:.76rem;color:var(--verde);margin-top:.2rem;display:none;font-weight:600; }
.opt-tag {
  font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;
  background:rgba(144,160,180,.12);color:var(--muted);
  padding:.15rem .5rem;border-radius:10px;margin-left:auto;flex-shrink:0;
}
.req-tag {
  font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;
  background:rgba(245,124,0,.1);color:var(--naranja);
  padding:.15rem .5rem;border-radius:10px;margin-left:auto;flex-shrink:0;
}

/* ── Declaraciones ───────────────────────────────────────── */
.decl-item {
  display:flex;align-items:flex-start;gap:.75rem;
  padding:.85rem 1rem;background:var(--fondo3);
  border-radius:var(--radius-sm);border:1.5px solid var(--border);
  transition:.2s;cursor:pointer;
}
.decl-item:hover { border-color:var(--verde2); }
.decl-item.checked { border-color:var(--verde);background:#e8f5e9; }
.decl-item input[type="checkbox"] {
  width:18px;height:18px;min-width:18px;margin-top:2px;
  accent-color:var(--verde);cursor:pointer;
}
.decl-text { font-size:.84rem;color:var(--texto2);line-height:1.55; }
.decl-text a { color:var(--verde);text-decoration:underline;font-weight:600; }
.decl-items { display:flex;flex-direction:column;gap:.6rem; }

/* ── Autorizaciones toggle ───────────────────────────────── */
.autorizacion-row {
  display:flex;align-items:center;justify-content:space-between;
  padding:.85rem 1rem;background:var(--fondo3);
  border-radius:var(--radius-sm);border:1.5px solid var(--border);
  gap:1rem;
}
.autorizacion-label { font-size:.85rem;color:var(--texto2);flex:1;line-height:1.5; }
.toggle-wrap { display:flex;align-items:center;gap:.75rem;flex-shrink:0; }
.toggle-lbl { font-size:.78rem;color:var(--muted);min-width:24px;text-align:center; }
.toggle-inp { display:none; }
.toggle-sw {
  width:46px;height:24px;border-radius:12px;background:var(--border);
  cursor:pointer;position:relative;transition:.25s;
}
.toggle-sw::after {
  content:'';width:18px;height:18px;border-radius:50%;background:#fff;
  position:absolute;top:3px;left:3px;transition:.25s;
  box-shadow:0 1px 4px rgba(0,0,0,.2);
}
.toggle-inp:checked + .toggle-sw { background:var(--verde); }
.toggle-inp:checked + .toggle-sw::after { transform:translateX(22px); }

/* ── Divisor sección ─────────────────────────────────────── */
.section-divider {
  display:flex;align-items:center;gap:.75rem;
  margin:.25rem 0;
}
.section-divider span {
  font-size:.7rem;letter-spacing:.15em;text-transform:uppercase;
  color:var(--muted);font-weight:700;white-space:nowrap;
}
.section-divider::before,.section-divider::after {
  content:'';flex:1;height:1px;background:var(--border);
}

/* ── Barra de progreso de pasos ──────────────────────────── */
.progress-bar {
  display:flex;align-items:center;justify-content:center;
  gap:.4rem;padding:.75rem 0;margin-bottom:.5rem;
}
.step-dot {
  width:8px;height:8px;border-radius:50%;
  background:var(--border);transition:.3s;
}
.step-dot.active { background:var(--verde);transform:scale(1.3); }
.step-dot.done   { background:var(--verde3); }

/* ── Footer del formulario ───────────────────────────────── */
.form-footer-bar {
  background:var(--card);border-radius:var(--radius);
  box-shadow:0 4px 20px var(--sombra);border:1px solid var(--border);
  padding:1.25rem 1.5rem;
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;
}
.footer-note { font-size:.78rem;color:var(--muted);display:flex;align-items:center;gap:.4rem; }
.footer-note a { color:var(--verde);text-decoration:none;font-weight:600; }
.rc-note  { font-size:.72rem;color:var(--muted); }
.rc-note a { color:var(--verde);text-decoration:none; }
.btn-submit {
  background:linear-gradient(135deg,var(--verde),var(--verde2));
  color:#fff;border:none;border-radius:9px;
  padding:.85rem 2.5rem;
  font-family:'Poppins',sans-serif;font-size:1rem;font-weight:700;
  letter-spacing:.04em;cursor:pointer;
  transition:.2s;display:inline-flex;align-items:center;gap:.5rem;
  box-shadow:0 4px 16px rgba(46,125,50,.3);
}
.btn-submit:hover { transform:translateY(-2px);box-shadow:0 8px 24px rgba(46,125,50,.4); }
.btn-submit:disabled { opacity:.6;cursor:not-allowed;transform:none; }

/* ── Alertas ─────────────────────────────────────────────── */
.global-errors {
  display:none;background:#fff5f5;border:1.5px solid rgba(211,47,47,.3);
  border-radius:var(--radius-sm);padding:1rem 1.25rem;margin-bottom:1.25rem;
}
.global-errors.show { display:block; }
.global-errors ul { list-style:none;display:flex;flex-direction:column;gap:.3rem; }
.global-errors li { font-size:.83rem;color:var(--danger);display:flex;align-items:flex-start;gap:.4rem; }
.global-errors li::before { content:'•';flex-shrink:0; }

/* ── Spinner ─────────────────────────────────────────────── */
.spinner {
  display:inline-block;width:18px;height:18px;
  border:2px solid rgba(255,255,255,.4);border-top-color:#fff;
  border-radius:50%;animation:spin .7s linear infinite;
}
@keyframes spin { to { transform:rotate(360deg); } }

/* ── Modal éxito ─────────────────────────────────────────── */
.overlay {
  position:fixed;inset:0;background:rgba(0,0,0,.5);
  display:flex;align-items:center;justify-content:center;
  z-index:999;padding:1.5rem;
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.overlay.show { opacity:1;pointer-events:all; }
.success-card {
  background:#fff;border-radius:16px;padding:2.5rem 2rem;
  max-width:460px;width:100%;text-align:center;
  transform:translateY(20px);transition:transform .3s;
  border-top:4px solid var(--verde);
}
.overlay.show .success-card { transform:translateY(0); }
.success-icon {
  width:72px;height:72px;border-radius:50%;
  background:#e8f5e9;display:flex;align-items:center;justify-content:center;
  margin:0 auto 1.25rem;font-size:2.2rem;color:var(--verde);
}
.success-title {
  font-family:'Poppins',sans-serif;font-size:1.7rem;font-weight:800;
  color:var(--texto);margin-bottom:.5rem;
}
.success-desc { font-size:.88rem;color:var(--texto2);line-height:1.6; }
.success-radicado {
  background:var(--fondo3);border-radius:8px;padding:.85rem;margin:1.25rem 0;
}
.radicado-lbl { font-size:.7rem;letter-spacing:.15em;text-transform:uppercase;color:var(--muted); }
.radicado-val {
  font-family:'Poppins',sans-serif;font-size:1.5rem;font-weight:800;
  color:var(--verde);margin-top:.2rem;
}
.btn-close-modal {
  background:var(--verde);color:#fff;border:none;border-radius:8px;
  padding:.7rem 2rem;font-weight:700;cursor:pointer;
  font-size:.95rem;margin-top:.5rem;
}

/* ── Visible/oculto dinámico ─────────────────────────────── */
.seccion-pn,.seccion-pj { display:none; }
.seccion-pn.visible,.seccion-pj.visible { display:block; }
.form-actions-wrap { display:none; }
.form-actions-wrap.visible { display:block; }

/* ── Corrección transparencia logos ─────────────────── */
img { background:transparent; }