/* ========================================================================
   assets/css/cursos.css  –  Módulo Cursos CIP Geólogos Puno  v1.0.0
   Diseño responsive, coherente con style.css (--primary-color #6d0f10)
   ======================================================================== */

/* ──────────────────────────────────────────────────────── Variables extra */
:root {
  --estado-preinsc : #f59e0b;
  --estado-inscr   : #3b82f6;
  --estado-encurso : #10b981;
  --estado-final   : #6b7280;
  --card-radius    : 14px;
  --modal-radius   : 18px;
}

/* ════════════════════════════════════════════════════════ HERO DE CURSOS */
.cursos-hero {
  position: relative;
  min-height: 220px;
  background:
    linear-gradient(135deg, rgba(109,15,16,.92) 0%, rgba(60,8,9,.95) 100%),
    url('/assets/images/slide1.png') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 60px 40px 40px;
  overflow: hidden;
  margin-top: 0;
}

.cursos-hero::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 40px;
  background: #cfdada;
  clip-path: ellipse(55% 100% at 50% 100%);
}

.cursos-hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
}

.cursos-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.7);
  font-size: .85rem;
  margin-bottom: 14px;
}
.cursos-breadcrumb a { color: rgba(255,255,255,.8); transition: color .2s; }
.cursos-breadcrumb a:hover { color: var(--secondary-color); }
.cursos-breadcrumb i { font-size: .7rem; }

.cursos-hero h1 {
  color: #fff;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}
.cursos-hero h1 i { color: var(--secondary-color); margin-right: 10px; }
.cursos-hero p { color: rgba(255,255,255,.8); font-size: 1rem; }

/* ════════════════════════════════════════════════════════ FILTROS */
.cursos-filtros {
  background: #fff;
  box-shadow: 0 2px 12px rgba(0,0,0,.07);
  position: sticky;
  top: 0;
  z-index: 100;
}

.filtros-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 14px 0;
}

.filtro-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 18px;
  border: 2px solid #e5e7eb;
  border-radius: 50px;
  background: transparent;
  color: var(--text-light);
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s;
  white-space: nowrap;
}
.filtro-btn:hover { border-color: var(--primary-color); color: var(--primary-color); }
.filtro-btn.active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: #fff;
  box-shadow: 0 4px 12px rgba(109,15,16,.3);
}

/* ════════════════════════════════════════════════════════ SECCIÓN CURSOS */
.cursos-seccion { padding: 50px 0 80px; }

.cursos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}

/* ════════════════════════════════════════════════════════ CARD DE CURSO */
.curso-card {
  background: #fff;
  border-radius: var(--card-radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: transform .25s, box-shadow .25s;
  border: 1px solid rgba(0,0,0,.06);
  outline: none;
}
.curso-card:hover, .curso-card:focus {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,0,0,.15);
}

/* Flyer */
.curso-card-flyer {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.curso-card-flyer img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s;
}
.curso-card:hover .curso-card-flyer img { transform: scale(1.05); }

/* Badge de estado */
.curso-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: 50px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .4px;
  text-transform: uppercase;
  backdrop-filter: blur(6px);
  white-space: nowrap;
}

.badge-preinscripcion { background: rgba(245,158,11,.9);  color: #fff; }
.badge-inscripcion    { background: rgba(59,130,246,.9);  color: #fff; }
.badge-encurso        { background: rgba(16,185,129,.9);  color: #fff; }
.badge-finalizado     { background: rgba(107,114,128,.85);color: #fff; }

/* Body de la card */
.curso-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.curso-titulo {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.curso-desc {
  font-size: .875rem;
  color: var(--text-light);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.curso-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.curso-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: .78rem;
  color: var(--text-light);
  background: #f3f4f6;
  padding: 3px 10px;
  border-radius: 50px;
}
.curso-meta span i { color: var(--primary-color); font-size: .75rem; }

.curso-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid #f3f4f6;
}

.curso-costo {
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary-color);
}

.btn-ver-detalle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: var(--primary-color);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-size: .82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s, transform .15s;
}
.btn-ver-detalle:hover { background: #8b1010; transform: scale(1.03); }

/* Estado vacío */
.cursos-empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-light);
}
.cursos-empty i { font-size: 4rem; color: #d1d5db; margin-bottom: 20px; }
.cursos-empty h3 { font-size: 1.4rem; color: var(--text-dark); margin-bottom: 10px; }

/* ════════════════════════════════════════════════════════ MODALES BASE */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(4px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s, visibility .3s;
}
.modal-overlay.show { opacity: 1; visibility: visible; }

.modal-container {
  background: #fff;
  border-radius: var(--modal-radius);
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 24px 64px rgba(0,0,0,.25);
  transform: scale(.95) translateY(20px);
  transition: transform .3s cubic-bezier(.34,1.56,.64,1);
  scrollbar-width: thin;
}
.modal-overlay.show .modal-container { transform: scale(1) translateY(0); }

.modal-close {
  position: sticky;
  top: 14px;
  float: right;
  margin: 14px 14px 0 0;
  width: 38px;
  height: 38px;
  border: none;
  border-radius: 50%;
  background: rgba(0,0,0,.08);
  color: var(--text-dark);
  font-size: 1rem;
  cursor: pointer;
  transition: background .2s;
  z-index: 10;
}
.modal-close:hover { background: rgba(0,0,0,.15); }

body.modal-open { overflow: hidden; }

/* ════════════════════════════════════════════════════════ MODAL DETALLE */
.modal-detalle { max-width: 680px; }

.modal-flyer-wrap {
  position: relative;
  height: 260px;
  overflow: hidden;
  border-radius: var(--modal-radius) var(--modal-radius) 0 0;
  background: #1a1a2e;
}
.modal-flyer-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .9;
}
.modal-flyer-wrap .curso-badge { top: 16px; left: 16px; font-size: .8rem; }

.modal-body { padding: 28px 28px 24px; }
.modal-titulo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.35;
  margin-bottom: 20px;
  padding-right: 40px;
}

.modal-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 20px;
}
.modal-info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  background: #f9fafb;
  border-radius: 10px;
  border: 1px solid #e5e7eb;
}
.modal-info-item > i {
  font-size: 1.2rem;
  color: var(--primary-color);
  margin-top: 2px;
  min-width: 20px;
}
.modal-info-item div { display: flex; flex-direction: column; gap: 2px; }
.modal-info-item .label { font-size: .72rem; color: var(--text-light); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; }
.modal-info-item span:last-child { font-size: .9rem; font-weight: 600; color: var(--text-dark); }

.modal-detalle-texto {
  font-size: .9rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 24px;
}
.modal-detalle-texto ul { padding-left: 20px; margin-top: 8px; }
.modal-detalle-texto li { margin-bottom: 4px; }

.modal-footer-btns {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

/* ════════════════════════════════════════════════════════ MODAL REGISTRO */
.modal-registro { max-width: 500px; }

.registro-header {
  background: linear-gradient(135deg, var(--primary-color), #8b1010);
  padding: 24px 28px 18px;
  border-radius: var(--modal-radius) var(--modal-radius) 0 0;
}

/* Indicador de pasos */
.paso-indicador {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.paso {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.paso-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: .9rem;
  color: rgba(255,255,255,.5);
  background: transparent;
  transition: all .3s;
}
.paso.activo .paso-num {
  background: #fff;
  color: var(--primary-color);
  border-color: #fff;
  box-shadow: 0 0 0 4px rgba(255,255,255,.25);
}
.paso.completado .paso-num {
  background: var(--estado-encurso);
  border-color: var(--estado-encurso);
  color: #fff;
}
.paso-label { font-size: .7rem; color: rgba(255,255,255,.7); font-weight: 600; white-space: nowrap; }
.paso.activo .paso-label { color: #fff; }

.paso-linea {
  flex: 1;
  height: 3px;
  background: rgba(255,255,255,.2);
  margin: 0 8px;
  margin-bottom: 22px;
  border-radius: 2px;
  min-width: 30px;
  transition: background .3s;
}
.paso-linea.completada { background: var(--estado-encurso); }

/* Body registro */
.registro-body { padding: 24px 28px 28px; }

.curso-nombre-top {
  font-size: .82rem;
  font-weight: 700;
  color: var(--primary-color);
  background: rgba(109,15,16,.07);
  border-left: 3px solid var(--primary-color);
  padding: 8px 14px;
  border-radius: 0 8px 8px 0;
  margin-bottom: 18px;
  line-height: 1.4;
}

.registro-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}
.registro-body h3 i { color: var(--primary-color); margin-right: 6px; }
.paso-desc { font-size: .87rem; color: var(--text-light); margin-bottom: 20px; }

/* Formulario */
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group label { font-size: .85rem; font-weight: 600; color: var(--text-dark); }
.form-group label .req { color: var(--primary-color); }

.input-icon-wrap { position: relative; }
.input-icon-wrap i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary-color);
  font-size: .9rem;
  pointer-events: none;
}
.input-icon-wrap input {
  width: 100%;
  padding: 12px 14px 12px 40px;
  border: 2px solid #e5e7eb;
  border-radius: 10px;
  font-size: .92rem;
  transition: border-color .2s, box-shadow .2s;
  color: var(--text-dark);
  background: #fff;
}
.input-icon-wrap input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(109,15,16,.12);
}
.input-icon-wrap input.input-readonly {
  background: #f9fafb;
  color: #374151;
  cursor: not-allowed;
  border-color: #e5e7eb;
}

.field-error { font-size: .8rem; color: #dc2626; min-height: 18px; }

/* reCAPTCHA */
.captcha-container { margin: 4px 0 10px; }
.g-recaptcha { transform-origin: 0 0; }
@media (max-width: 380px) {
  .g-recaptcha { transform: scale(.85); }
}

/* Datos RENIEC */
.datos-reniec-box {
  display: flex;
  gap: 14px;
  background: linear-gradient(135deg, #ecfdf5, #d1fae5);
  border: 2px solid #6ee7b7;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 20px;
  align-items: flex-start;
}
.reniec-icono { font-size: 1.6rem; color: #059669; margin-top: 2px; flex-shrink: 0; }
.reniec-datos { flex: 1; }
.label-reniec { font-size: .75rem; font-weight: 700; color: #059669; text-transform: uppercase; letter-spacing: .5px; display: block; margin-bottom: 10px; }
.reniec-datos .form-group { margin-bottom: 10px; }
.reniec-datos .form-group label { color: #065f46; font-size: .8rem; }
.reniec-datos .input-icon-wrap input { font-size: .87rem; }

/* Alertas */
.alert-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: .87rem;
  font-weight: 500;
  margin-bottom: 16px;
}
.alert-error   { background: #fef2f2; color: #dc2626; border: 1px solid #fca5a5; }
.alert-warning { background: #fffbeb; color: #d97706; border: 1px solid #fcd34d; }
.alert-success { background: #f0fdf4; color: #16a34a; border: 1px solid #86efac; }

/* Acciones del form */
.form-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  flex-wrap: wrap;
  margin-top: 8px;
}

/* ════════════════════════════════════════════════════════ BOTONES */
.btn-primario, .btn-secundario {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 50px;
  font-size: .88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all .2s;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primario:disabled { opacity: .65; cursor: not-allowed; }

.btn-primario {
  background: var(--primary-color);
  color: #fff;
}
.btn-primario:not(:disabled):hover {
  background: #8b1010;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(109,15,16,.35);
}

.btn-secundario {
  background: transparent;
  color: var(--text-light);
  border-color: #e5e7eb;
}
.btn-secundario:hover { border-color: var(--primary-color); color: var(--primary-color); }

.btn-lg { padding: 14px 32px; font-size: 1rem; }

/* ════════════════════════════════════════════════════════ MODAL ÉXITO */
.modal-exito {
  max-width: 460px;
  text-align: center;
  padding: 50px 40px 40px;
}

.exito-icono { margin-bottom: 24px; }

.check-circle {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10b981, #059669);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(16,185,129,.4);
  animation: popIn .5s cubic-bezier(.34,1.56,.64,1);
}
.check-circle i { font-size: 2.5rem; color: #fff; }

@keyframes popIn {
  0%   { transform: scale(0); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.modal-exito h2 { font-size: 1.5rem; font-weight: 800; color: var(--text-dark); margin-bottom: 12px; }
.exito-msg { font-size: 1rem; color: var(--text-dark); margin-bottom: 14px; }
.exito-detalle {
  background: #f9fafb;
  border-radius: 10px;
  padding: 14px 18px;
  text-align: left;
  font-size: .875rem;
  color: var(--text-light);
  margin-bottom: 16px;
  border: 1px solid #e5e7eb;
}
.exito-detalle p { margin: 0; }
.exito-sub { font-size: .83rem; color: var(--text-light); margin-bottom: 28px; line-height: 1.6; }

/* ════════════════════════════════════════════════════════ LINK ACTIVO NAV */
.nav-link.active, .mobile-nav-link.active {
  color: var(--secondary-color) !important;
}

/* ════════════════════════════════════════════════════════ RESPONSIVE */
@media (max-width: 768px) {
  .cursos-hero { padding: 80px 20px 50px; }
  .cursos-hero h1 { font-size: 1.5rem; }

  .filtros-wrap { gap: 6px; }
  .filtro-btn { padding: 7px 14px; font-size: .78rem; }

  .cursos-grid { grid-template-columns: 1fr; gap: 20px; }

  .modal-info-grid { grid-template-columns: 1fr; }
  .modal-body { padding: 20px 18px; }
  .modal-flyer-wrap { height: 200px; }
  .modal-titulo { font-size: 1.05rem; }

  .registro-body { padding: 18px 18px 24px; }
  .registro-header { padding: 18px 18px 14px; }

  .modal-exito { padding: 36px 20px 28px; }

  .form-actions { justify-content: stretch; }
  .form-actions .btn-primario,
  .form-actions .btn-secundario { flex: 1; justify-content: center; }

  .datos-reniec-box { flex-direction: column; gap: 10px; }
  .reniec-icono { font-size: 1.3rem; }
}

@media (max-width: 400px) {
  .paso-label { display: none; }
  .paso-linea { min-width: 20px; }
}

/* ════════════════════════════════════════════════════════ SECCIÓN CURSOS EN HOME */
.section-cursos-home {
  background: #fff;
  padding: 70px 0;
  border-top: 1px solid #f0f0f0;
}

.cursos-cta-wrap {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.cursos-cta-card {
  display: flex;
  align-items: center;
  gap: 24px;
  background: linear-gradient(135deg, var(--primary-color) 0%, #8b1010 100%);
  color: #fff;
  padding: 32px 36px;
  border-radius: 18px;
  box-shadow: 0 10px 40px rgba(109,15,16,.35);
  flex-wrap: wrap;
}

.cursos-cta-icon {
  width: 70px;
  height: 70px;
  background: rgba(255,255,255,.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.9rem;
  flex-shrink: 0;
  backdrop-filter: blur(4px);
}

.cursos-cta-text { flex: 1; min-width: 200px; }
.cursos-cta-text h3 { font-size: 1.3rem; font-weight: 800; margin-bottom: 8px; }
.cursos-cta-text p  { font-size: .9rem; opacity: .85; line-height: 1.6; }

.cursos-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  color: var(--primary-color);
  padding: 14px 30px;
  border-radius: 50px;
  font-weight: 800;
  font-size: .95rem;
  white-space: nowrap;
  transition: transform .2s, box-shadow .2s;
  box-shadow: 0 4px 14px rgba(0,0,0,.2);
}
.cursos-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
  color: var(--primary-color);
}

/* Stats grid */
.cursos-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.cursos-stat {
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 22px 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  transition: transform .2s, box-shadow .2s;
}
.cursos-stat:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0,0,0,.08);
  border-color: var(--primary-color);
}

.cursos-stat > i    { font-size: 1.5rem; color: var(--primary-color); }
.cursos-stat .stat-num { font-size: 1.6rem; font-weight: 900; color: var(--text-dark); }
.cursos-stat .stat-label { font-size: .78rem; color: var(--text-light); font-weight: 600; }

@media (max-width: 768px) {
  .cursos-cta-card { padding: 24px 20px; }
  .cursos-cta-icon { width: 56px; height: 56px; font-size: 1.5rem; }
  .cursos-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .cursos-cta-btn { width: 100%; justify-content: center; }
}