/* ----------- RESET -----------  */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: "Roboto", Arial, Helvetica, sans-serif;
  background-color: #303030;
  color: whitesmoke;
  margin-top: 2.5rem;
}

/* ----------- HEADER ----------- */
.header {
  position: fixed;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 16px;
  background-color: black;
  width: 100%;
  top: 0;
  left: 0;
  border-bottom: 1px solid rgb(3, 3, 29);
  z-index: 1000;
  overflow-x: auto;
  white-space: nowrap;
}

.header-left,
.header-right {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.header-center {
  flex: 1;
  max-width: 640px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  overflow: visible;
}

.menu-btn {
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
  font-size: 1.5rem;
  color: whitesmoke;
  margin-right: 1rem;
  border-radius: 50%;
  width: 2.2rem;
  height: 2.2rem;
  display: flex;
  align-items: center;
}

/* logo de YouTube 2005 */
.logo-image img {
  cursor: pointer;
  background-color: whitesmoke;
  width: 86px;
  height: 23px;
  margin-left: 1px;
}

/* boton del logo de YouTube 2005 */
.logo-image {
  cursor: pointer;
  border-radius: 24px 1rem 1rem 24px;
  width: 102px;
  height: 1.4rem;
  margin: 1px;
  color: whitesmoke;
  border: none;
}

/* barra de busqueda del header */
.search-form {
  display: flex;
  flex: 1;
}

.search-form input {
  flex: 1;
  padding: 0.4rem 0.8rem;
  border: 1px solid #303030;
  border-radius: 20px 0 0 20px;
  background: #121212;
  color: whitesmoke;
}

.search-form button {
  cursor: pointer;
  padding: 0.4rem 0.8rem;
  border: 1px solid #303030;
  border-left: none;
  border-radius: 0 20px 20px 0;
  background: #303030;
  color: whitesmoke;
}

.mic-button {
  cursor: pointer;
  background: #303030;
  border: none;
  border-radius: 50%;
  width: 2.2rem;
  height: 2.2rem;
  display: flex;
  justify-content: center;
  align-items: center;
  color: whitesmoke;
}

.plus-button {
  cursor: pointer;
  background-color: #303030;
  border: none;
  border-radius: 1rem;
  width: 90px;
  height: 2rem;
  color: whitesmoke;
  margin: 0;
  padding: 11px;
  font-size: 1rem;
  font-weight: bold;
  display: flex;
  overflow: visible;
  gap: 6px;
  align-items: center;
}

.bell-button {
  cursor: pointer;
  background: none;
  border: none;
  color: whitesmoke;
  font-size: 1.5rem;
  padding: 0.5rem;
  border-radius: 50%;
  width: 2.2rem;
  height: 2.2rem;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-right: -18px;
}

/*icono del Plus y de la Campana*/
.header-right i {
  cursor: pointer;
  font-size: 21px;
}

.user-avatar {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  cursor: pointer;
  background-color: #303030;
  border: none;
  border-radius: 50%;
  width: 2.2rem;
  height: 2.2rem;
  color: whitesmoke;
  margin: 0;
  padding: 0;
  margin-left: 18px;
  flex-shrink: 0;
}

.menu-btn:hover,
.mic-button:hover,
.bell-button:hover {
  background: #383838;
  border-radius: 50%;
  width: 2.2rem;
  height: 2.2rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.plus-button:hover {
  background: #383838;
}

/* --------- WRAPPER FLEX --------- */
.wrapper {
  display: flex;
  padding-top: 0;
}

/* ----------- SIDEBAR ----------- */
.sidebar {
  position: fixed;
  width: 72px;
  top: 56px;
  left: 0;
  height: calc(100vh - 56px);
  background: black;
  padding-top: 8px;
  overflow-y: auto;
  z-index: 900;
  border-right: 1px solid rgb(3, 3, 29);
}

.sidebar nav {
  display: flex;
  flex-direction: column;
}

.sidebar a {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 0;
  color: whitesmoke;
  text-align: center;
  text-decoration: none;
  font-size: 10px;
  font-weight: bold;
  flex-direction: column;
  border-radius: 12px;
  transition: background-color 0.2s;
}

.sidebar a i {
  font-size: 1.4rem;
  margin-bottom: 4px;
}

.sidebar a:hover {
  background: #383838;
  padding: 16px 0;
}

/* -----Contenido principal ------ */
.main {
  display: flex;
  margin-left: 72px;
  flex-grow: 1;
  flex-direction: column;
  padding-top: 56px;
  background: black;
}

/* ----------- SUBHEADER ----------- */
.subheader {
  display: flex;
  align-items: center;
  position: fixed;
  top: 56px;
  left: 72px;
  right: 0;
  height: 56px;
  background: black;
  padding: 0 24px;
  border-bottom: 1px solid rgb(3, 3, 29);
  z-index: 950;
  overflow-x: auto;
  white-space: nowrap;
}

.subheader a,
.subheader-link {
  cursor: pointer;
  padding: 6px 12px;
  background: #303030;
  border-radius: 12px;
  padding: 6px 12px;
  margin-right: 12px;
  color: whitesmoke;
  text-decoration: none;
  white-space: nowrap;
  font-size: 14px;
  border: 1px solid black;
  transition: background-color 0.2s;
}

.subheader-link.active {
  background: whitesmoke;
  color: black;
  font-weight: bold;
}

/* ------- GRILLA DE VIDEOS ------ */
.video-grid {
  padding: 12px 24px 10px;
  margin-top: 20px;
  margin-bottom: 20px;
}

.video-card {
  cursor: pointer;
  display: flex;
  flex-direction: column;
  margin-bottom: 20px;
  border-radius: 3%;
}

.video-card:hover {
  background: #383838;
  opacity: 0.7;
}

.video-card .thumb {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}

.video-card .thumb img {
  aspect-ratio: 16 / 9;
  display: block;
  width: 100%;
  object-fit: cover;
}

.video-card .duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.8);
  color: whitesmoke;
  padding: 3px 6px;
  border-radius: 4px;
  font-size: 12px;
}

.video-card .video-info {
  display: flex;
  padding-top: 12px;
}

.video-card .video-info .avatar {
  width: 36px;
  height: 36px;
  margin-right: 12px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.video-card .video-info .text h3 {
  font-size: 14px;
  font-weight: bold;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-card .video-info .text p {
  font-size: 12px;
  color: lightgrey;
}

.video-card .video-info .text .channel {
  margin-bottom: 2px;
}

/* ------- RESPONSIVE ------ */
/* Escritorio >1024 y Tablets (710px-1023px) */

/* Tablets 710 – 1023 px */
@media (min-width: 710px) {
  .video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

::-webkit-scrollbar {
  display: none; /*esconde la barra de desplazamiento (¡Es horrible esta barra!)*/
}

@media (min-width: 1024px) {
  .video-grid {
    gap: 20px;
  }
}

/* Móviles 470 – 709 px */
@media (min-width: 470px) and (max-width: 709px) {
  .video-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 16px;
  }

  .sidebar {
    display: none;
  }

  .header-right {
    margin-right: -8px;
  }

  .subheader {
    left: 0;
  }

  .main {
    margin-left: 0;
    margin-top: 0;
  }

  .logo-image img {
    cursor: pointer;
    background-color: whitesmoke;
    width: 100%;
    height: 20px;
    margin-left: 1px;
  }

  .logo-image {
    cursor: pointer;
    border-radius: 15%;
    width: 60px;
    height: 1.8rem;
    margin-left: -11px;
  }

  .search-form input {
    width: 50%;
    border-left: transparent;
  }

  .plus-button span {
    padding: 1px;
  }
}

/* Móviles +Pequeños 210px - 469 px */
@media (min-width: 210px) and (max-width: 469px) {
  .video-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 16px 8px;
  }

  .sidebar {
    display: none;
  }

  .header {
    padding: 0 16px;
  }

  .header-center {
    width: 20px;
  }

  .subheader {
    left: 0;
    padding: 0 16px;
  }

  .main {
    margin-left: 0;
    margin-top: 0;
  }

  .search-form input {
    width: 20%;
    background: transparent;
  }

  .search-form button {
    cursor: pointer;
    flex-shrink: 0;
    background: #303030;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 35px;
    color: whitesmoke;
  }

  .user-avatar {
    cursor: pointer;
    background-color: #303030;
    border: none;
    border-radius: 50%;
    width: 2.4rem;
    height: 2.4rem;
    flex-shrink: 0;
  }

  .menu-btn {
    cursor: pointer;
    padding: 8px;
    margin-left: -1rem;
    width: 1.2rem;
    height: 1.2rem;
    display: flex;
  }

  .mic-button {
    border-radius: 50%;
    width: 2.2rem;
    height: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    overflow: hidden;
  }

  .logo-image img {
    cursor: pointer;
    background-color: whitesmoke;
    width: 100%;
    height: 20px;
    margin-left: 1px;
  }

  .logo-image {
    cursor: pointer;
    border-radius: 15%;
    width: 40px;
    height: 1.8rem;
    margin-left: -11px;
  }

  .plus-button {
    cursor: pointer;
    background-color: #303030;
    border: none;
    border-radius: 1rem;
    width: 66px;
    height: 2rem;
    color: whitesmoke;
    padding: 11px;
    font-size: 1rem;
    font-weight: bold;
    display: flex;
    overflow: visible;
    gap: 6px;
    align-items: center;
    margin-left: -0.1rem;
  }

  .plus-button i {
    font-size: 1rem;
    font-weight: bold;
    margin-left: -0.1rem;
  }

  .plus-button span {
    cursor: pointer;
    border-radius: 0.1rem;
    width: 70px;
    height: 2rem;
    color: whitesmoke;
    margin: -16px;
    padding: 11px;
    font-size: 0.85rem;
    font-weight: bold;
    display: flex;
    overflow: visible;
    gap: 6px;
    align-items: center;
  }

  .bell-button {
    margin-left: -0.8rem;
    flex-shrink: 0;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .user-avatar {
    border-radius: 50%;
    width: 2.2rem;
    height: 2.2rem;
    margin-left: -1.1rem;
  }
}

/* Móviles Hormiga que no existen <210 px */
@media (min-width: 50px) and (max-width: 209px) {
  .video-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 16px 8px;
  }

  .sidebar {
    display: none;
  }

  .header {
    padding: 0 16px;
  }

  .subheader {
    left: 0;
    padding: 0 16px;
  }

  .main {
    margin-left: 0;
    margin-top: 0;
  }

  .search-form input {
    display: none;
  }

  .mic-button {
    display: none;
  }

  .bell-button {
    display: none;
  }

  .search-form button {
    cursor: pointer;
    flex-shrink: 0;
    background: #303030;
    border: none;
    border-radius: 50%;
    width: 2.2rem;
    height: 2.2rem;
    color: whitesmoke;
    margin-left: 0.1rem;
    margin-right: -0.5rem;
  }

  .search-form input {
    width: 100%;
  }

  .plus-button span {
    display: none;
  }

  .plus-button {
    cursor: pointer;
    background-color: #303030;
    border: none;
    border-radius: 50%;
    width: 2.2rem;
    height: 2.2rem;
    margin-left: 0.5rem;
    margin-right: -0.4rem;
  }

  .user-avatar {
    cursor: pointer;
    background-color: #303030;
    border: none;
    border-radius: 50%;
    width: 2.2rem;
    height: 2.2rem;
    margin-left: 0.1rem;
    margin-right: -0.4rem;
  }

  .menu-btn {
    cursor: pointer;
    padding: 8px;
    margin-left: -0.9rem;
    width: 1rem;
    height: 1rem;
    display: flex;
  }

  .logo-image img {
    cursor: pointer;
    background-color: whitesmoke;
    width: 100%;
    height: 20px;
    margin-left: -0.1rem;
  }

  .logo-image {
    cursor: pointer;
    border-radius: 15%;
    width: 40px;
    height: 1.8rem;
    margin-left: -0.1rem;
  }
}