* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: #f8f9fa;
  min-height: 100vh;
}

body {
  margin: 0;
  padding: 0;
  background: #faf7f7;
  font-family: 'Segoe UI', Arial, sans-serif;

}

.title {
  font-size: 2.2rem;
  font-weight: bold;
  margin: 32px 0 16px 0;
  text-align: left;
  color: #111;
}

.tarjetas {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin: 0 auto 32px auto;
  max-width: 1200px;
}

.tarje1, .tarje2, .tarje3 {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.07);
  padding: 24px 32px;
  min-width: 220px;
  text-align: left;
  flex: 1 1 0;
}

.tarje1 h2, .tarje2 h2, .tarje3 h2 {
  font-size: 40px;
  margin: 0 0 10px 0;
  font-weight: 600;
}

.tarje1 h1, .tarje2 h1, .tarje3 h1 {
  font-size: 50px;
  margin: 0;
  font-weight: bold;
  color: #22b8f6;
}

.titlebutoom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  margin-bottom: 12px;
}

.titlebutoom h1 {
  font-size: 1.6rem;
  margin: 0;
  font-weight: bold;
}

.titlebutoom button {
  background: #22b8f6;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 10px 22px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.titlebutoom button:hover {
  background: #1794c7;
}

.cursos {
  display: flex;
  gap: 32px;
  justify-content: center;
  max-width: 1200px;
  margin: 0 auto 32px auto;
  width: 100%;
}

.curso1, .curso2, .curso3 {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.07);
  padding: 18px 18px 24px 18px;
  width: 340px;
  min-width: 220px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.curso1 img, .curso2 img, .curso3 img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 10px;
}

.curso1 h3, .curso2 h3, .curso3 h3 {
  font-size: 1.1rem;
  margin: 0 0 4px 0;
  font-weight: bold;
  text-align: left;
  width: 100%;
}

.curso1 p, .curso2 p, .curso3 p {
  font-size: 1rem;
  margin: 0 0 8px 0;
  color: #444;
  width: 100%;
  text-align: left;
}

.curso1 hr, .curso2 hr, .curso3 hr {
  width: 100%;
  border: 0;
  border-top: 1px solid #e0e0e0;
  margin: 10px 0;
}

.lado {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.verde {
  color: #00e676;
  font-weight: bold;
  font-size: 1rem;
  margin: 0;
}

.buttoncursos {
  width: 100%;
  margin-top: 12px;
  display: flex;
  justify-content: flex-end;
}

.buttoncursos button {
  background: #22b8f6;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 8px 18px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  height: 100%;
}

.buttoncursos button:hover {
  background: #1794c7;
}

/* Recent Activity alineado y mismo ancho que cursos */
.recientes {
  max-width: 1200px;
  margin: 0 auto 32px auto;
  width: 100%;
  box-sizing: border-box;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.07);
  padding: 24px 16px 32px 16px;
}

.recientes h1 {
  margin-top: 0;
  margin-bottom: 24px;
  font-size: 2rem;
  font-weight: bold;
}

.recientes > div[class^="a"] {
  margin-bottom: 18px;
  background: #f5f5f5;
  border-radius: 8px;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  box-shadow: none;
}

.imgactividad {
  display: flex;
  align-items: center;
  gap: 18px;
}

.imgactividad img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  margin-right: 10px;
}

.ladoactividad h3 {
  font-size: 1.1rem;
  margin: 0 0 4px 0;
  font-weight: bold;
}

.ladoactividad p {
  font-size: 1rem;
  margin: 0;
  color: #444;
}

@media (max-width: 1100px) {
  .cursos {
    flex-direction: column;
    align-items: center;
    gap: 24px;
  }
  .curso1, .curso2, .curso3 {
    width: 90vw;
    max-width: 400px;
  }
  .tarjetas {
    flex-direction: column;
    align-items: center;
    gap: 18px;
  }
}

@media (max-width: 700px) {
  .recientes, .cursos, .tarjetas, .titlebutoom {
    max-width: 98vw;
    width: 98vw;
    padding-left: 2vw;
    padding-right: 2vw;
  }
  .recientes {
    padding: 16px 4vw 24px 4vw;
  }
  .recientes h1 {
    font-size: 1.3rem;
    margin-bottom: 14px;
  }
  .recientes > div[class^="a"] {
    padding: 10px 8px;
  }
  .imgactividad img {
    width: 32px;
    height: 32px;
    margin-right: 8px;
  }
  .ladoactividad h3 {
    font-size: 1rem;
  }
  .ladoactividad p {
    font-size: 0.95rem;
  }
}


/* Navbar CSS */
/* (No modificar esta sección, la de tu navbar actual) */
.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
  padding: 8px;
  margin-right: 15px;
}

.navbar {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  padding: 0 15px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
  position: relative;
  width: 100%;
  transition: all 0.3s ease;
}

.navbar.dark-mode {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d3748 100%);
}

.navbar-brand {
  color: white;
  font-size: 20px;
  font-weight: 700;
  text-decoration: none;
  line-height: 1.2;
  flex-shrink: 0;
  z-index: 10;
}

.navbar-brand .portal {
  color: white;
  font-weight: 400;
  display: block;
}

.navbar-nav {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 0;
  flex: 1;
  justify-content: center;
  max-width: 500px;
  margin: 0 20px;
}

.nav-item {
  position: relative;
  flex: 1;
  text-align: center;
}

.nav-link {
  color: #bdc3c7;
  text-decoration: none;
  padding: 18px 15px;
  font-size: 15px;
  font-weight: 500;
  transition: all 0.3s ease;
  border-radius: 6px;
  display: block;
  white-space: nowrap;
  text-align: center;
  cursor: pointer;
}

.navbar a,
.navbar a:hover,
.navbar a:focus {
  text-decoration: none;
  color: inherit;
}

.nav-link:hover {
  color: white;
  background-color: rgba(255,255,255,0.1);
  transform: translateY(-1px);
}

.nav-link.active {
  color: #3498db;
  background-color: rgba(52, 152, 219, 0.15);
  font-weight: 600;
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: 15px;
  flex-shrink: 0;
  z-index: 10;
}

.theme-toggle {
  background: transparent;
  border: none;
  color: #f39c12;
  font-size: 20px;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  transition: all 0.3s ease;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  background-color: rgba(243, 156, 18, 0.1);
  transform: rotate(15deg);
}

.theme-toggle.dark-mode {
  color: #f1c40f;
}

.language-select-container {
  position: relative;
  display: inline-block;
}

.language-select {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: #ecf0f1;
  padding: 8px 30px 8px 12px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 8px center;
  background-size: 16px;
}

.language-select:hover {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.4);
}

.language-select:focus {
  outline: none;
  background: rgba(255,255,255,0.3);
  border-color: #3498db;
}

.language-select option {
  background: #2c3e50;
  color: #ecf0f1;
  padding: 8px;
  font-weight: 500;
}

.navbar.dark-mode .language-select,
.navbar.dark-mode .language-select:hover,
.navbar.dark-mode .language-select option {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
  color: #e2e8f0;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 6px 12px;
  border-radius: 6px;
  transition: all 0.3s ease;
  position: relative;
}

.user-menu:hover {
  background-color: rgba(255,255,255,0.1);
}

.user-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: white;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  min-width: 180px;
  margin-top: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  z-index: 1000;
}

.user-dropdown.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.user-dropdown::before {
  content: '';
  position: absolute;
  top: -6px;
  right: 20px;
  width: 12px;
  height: 12px;
  background: white;
  transform: rotate(45deg);
  box-shadow: -2px -2px 5px rgba(0,0,0,0.1);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: #2c3e50;
  text-decoration: none;
  font-size: 14px;
  transition: all 0.2s ease;
  border-bottom: 1px solid #f1f2f6;
  cursor: pointer;
}

.dropdown-item:last-child {
  border-bottom: none;
}

.dropdown-item:hover {
  background-color: #f8f9fa;
}

.dropdown-item.logout:hover {
  background-color: #fee;
  color: #e74c3c;
}

.dropdown-icon {
  font-size: 16px;
  width: 16px;
  text-align: center;
}

.dropdown-icon.profile {
  color: #3498db;
}

.dropdown-icon.settings {
  color: #95a5a6;
}

.dropdown-icon.logout {
  color: #e74c3c;
}

.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(45deg, #3498db, #2980b9);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 12px;
  font-weight: 600;
}

.user-info {
  color: white;
  font-size: 13px;
}

.user-name {
  font-weight: 600;
  margin-bottom: 1px;
}

.user-role {
  color: #bdc3c7;
  font-size: 11px;
}

.dropdown-arrow {
  color: #bdc3c7;
  font-size: 12px;
  margin-left: 5px;
}

.navbar.dark-mode .user-dropdown {
  background: #2d3748;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.navbar.dark-mode .user-dropdown::before {
  background: #2d3748;
}

.navbar.dark-mode .dropdown-item {
  color: #e2e8f0;
  border-bottom-color: #4a5568;
}

.navbar.dark-mode .dropdown-item:hover {
  background-color: #4a5568;
}

.navbar.dark-mode .dropdown-item.logout:hover {
  background-color: rgba(229, 62, 62, 0.1);
  color: #fc8181;
}

/* Responsive */
@media (max-width: 992px) {
  .navbar-nav {
    max-width: 400px;
  }
  .nav-link {
    padding: 18px 10px;
    font-size: 14px;
  }
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
    order: 3;
  }
  .navbar {
    flex-wrap: wrap;
    height: auto;
  }
  .navbar-nav {
    order: 4;
    flex-direction: column;
    width: 100%;
    background: rgba(0,0,0,0.1);
    display: none;
  }
  .navbar-nav.show {
    display: flex;
  }
  .nav-item {
    text-align: left;
    width: 100%;
  }
  .nav-link {
    padding: 12px 20px;
    font-size: 16px;
    text-align: left;
    border-radius: 0;
  }
}

@media (max-width: 576px) {
  .navbar-brand {
    font-size: 16px;
  }
  .language-select {
    font-size: 12px;
    padding: 5px 20px 5px 8px;
  }
  .theme-toggle {
    width: 32px;
    height: 32px;
    font-size: 18px;
  }
  .user-dropdown {
    right: -10px;
    min-width: 150px;
  }
  .dropdown-item {
    padding: 10px 12px;
    font-size: 13px;
  }
}