/*---------------------------------------------------------------*/
/*                 ESTILOS GENERALES                             */
/*---------------------------------------------------------------*/

:root {
  /* --primary: rgb(128, 218, 245); */
  --primary: #222;
  --secundary: #eee;
  --cristal: #111d;
  --cristal-hover: #333d;
}

html {
  font-family: sans-serif;
  font-size: 16px;
  height: 100%;
}

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

body {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.icon {
  font-size: 2rem;
  color: var(--secundary);
}

/*---------------------------------------------------------------*/
/*                 C A B E C E R A                               */
/*---------------------------------------------------------------*/

.header {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: fixed;
  top: 0;
  z-index: 99;
}

.settings-button {
  /* border-bottom-left-radius: 30px;
  border-bottom-right-radius: 30px; */
  transform: translateY(-100%);
  transition: all 0.2s ease-in;
}

.settings-button__icon {
  background-color: var(--cristal);
  box-shadow: 2px 2px 3px rgba(255,255,255,0.2);
  padding: 15px;
  border: 1px solid var(--secundary);
  border-radius: 50%;
  transition: all 0.2s ease-in;
}

.settings-button--show {
  transform: translateY(20px);
}

.settings-button:hover {
  /* background-color: var(--cristal-hover); */
  cursor: pointer;
}


.settings-button:hover .settings-button__icon {
  transform: scale(110%);
}

.settings-container {
  background-color: var(--cristal);
  position: absolute;
  width: 100%;
  transform: translateY(calc(-100% - 50px));
  transition: all 0.6s ease-in-out;
}

.settings-container-open {
  transform: translateY(0);
}

.settings {
  width: 90%;
  max-width: 600px;
  height: 100%;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-evenly;
}

.settings__title {
  padding-top: 1rem;
  font-size: 3rem;
  font-weight: 100;
  letter-spacing: 0.3rem;
  color: var(--secundary);
}

.settings__channels {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.label {
  color: var(--secundary);
  font-weight: bold;
}

.select {
  padding: 10px;
  font-size: 1.1rem;
  outline: none;
  border-radius: 10px;
}

.select__option {
  font-size: 1.1rem;
}

.button {
  padding: 10px 20px;
  font-size: 1.1rem;
  border-radius: 10px;
  background-color: transparent;
  border: 1px solid var(--secundary);
  color: var(--secundary);
  transition: all 0.1s;
}

.button:hover {
  background-color: var(--secundary);
  color: var(--primary);
  cursor: pointer;
}

.button:active {
  transform: scale(95%);
}

.settings-container__button {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.2s ease-in;
}

.button-up__icon {
  padding: 15px;
  border: 1px solid var(--secundary);
  border-radius: 50%;
  transition: all 0.2s ease-in;
  background-color: var(--cristal);
}

.settings-container__button:hover {
  cursor: pointer;
}

.settings-container__button:hover .button-up__icon {
  transform: scale(110%);
}

/* channel */

.channel {
  border-right: 2px solid #777;
  border-bottom: 2px solid #777;
  border-top: 2px solid #222;
  border-left: 2px solid #222;
  width: 300px; 
  padding: 8px 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: rgba(0, 0, 0, 0.5);
}

.channel__initial-channel-label {
  margin-bottom: 15px;
}

.channel__initial-channel {
  padding: 5px;
  border-radius: 5px;
  border: none;
  font-size: 1.2rem;
  width: 60px;
  outline: none;
  text-align: right;
  margin-bottom: 10px;
}

.channel__range {
  width: 100%;
}

.channel__text {
  width: 100%;
  display: flex;
  justify-content: space-between;
}

.channel__text-arrow {
  color: var(--secundary);
  visibility: hidden;
}

/*---------------------------------------------------------------*/
/*                 M A I N                                       */
/*---------------------------------------------------------------*/

.main {
  width: 100vw;
  height: 100%;
  overflow: hidden;
  position: relative;
}

.channels-panel {
  width: 100vw;
  height: 100%;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  overflow: hidden;
}

/* botones prev y next */
.prev, .next {
  position: absolute;
  top: 50%;
  cursor: pointer;
  z-index: 99;
  opacity: 1;
  border-radius: 50%;
}

.prev {
  left: 0;
  transform: translate(-100%, -50%);
  transition: all 0.2s ease-in-out;
}

.next {
  right: 0;
  transform: translate(100%, -50%);
  transition: all 0.2s ease-in-out;
}

.prev--show {
  transform: translate(20px, -50%);
}

.next--show {
  transform: translate(-20px, -50%);
}

.prev--hidden, .next--hidden {
  visibility: hidden;
  opacity: 0;
}

.prev__icon, .next__icon {
  background-color: var(--cristal);
  padding: 15px 18px;
  border: 1px solid var(--secundary);
  border-radius: 50%;
  transition: all 0.2s ease-in;
}

.prev:hover .prev__icon {
  transform: scale(110%);
}

.next:hover .next__icon {
  transform: scale(110%);
}

/* canales */
.channelcard {
  width: 50vw;
  height: 50%;
  overflow: hidden;
  background-color: #010101;
  border-top: 1px solid #444;
  border-left: 1px solid #444;
  border-right: 2px solid #000;
  border-bottom: 2px solid #000;
  position: relative;
}

.channelcard__title {
  line-height: 2.5rem;
  text-align: center;
  color: white;
  font-size: 3rem;
  font-weight: 600;
  user-select: none;
}

.channelcard__pannel {
  height: 100%;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  transition: all 0.3s ease;
}

.channelcard:hover .channelcard__pannel {
  visibility: visible;
  opacity: 1;
}

.channelcard__link {
  color: var(--secundary);
  text-decoration: none;
  font-size: 1.5rem;
  transition: all 0.3s;
  margin-right: 20px;
  position: absolute;
  bottom: 10px;
  right: 50px;
}

.channelcard__link:hover {
  transform: scale(110%);
}

/*---------------------------------------------------------------*/
/*                 R E S P O N S I V E                           */
/*---------------------------------------------------------------*/

@media screen and (max-width: 1000px) {
  .settings__title {
    font-size: 1.5rem;
  }
  
  .channel__range {
    display: none;
  }

  .channel__text {
    width: 40%;
    margin-bottom: 5px;
  }

  .channel__text-arrow {
    visibility: visible;
  }

}

@media screen and (max-width: 425px) {

  /* general */
  
  .flex {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
  }

  /* header */

  .settings__title {
    font-size: 1.5rem;
  }

  .header__channels {
    flex-direction: column;
    align-items: center;
  }

  .settings__channels {
    flex-direction: column;
    align-items: center;
  }

  .button {
    width: 70%;
  }

  /* main */
  .channelcard {
    width: 100vw;
  }
}