@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;700;900&family=JetBrains+Mono:wght@400;700&display=swap");
/* VARIABLES FIJAS DE COLORES */
:root {
  --azul-claro: #00d4ff;
  --azul-oscuro: #0a1219;
  --naranja-hl: #ff9d00;
  --verde-hl: #00ff88;
  --texto-main: #e2e8f0;
  --texto-dim: #8ba1c0;
  --borde: rgba(0, 212, 255, 0.2);
  --carta-bg: rgba(15, 25, 35, 0.9);
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  color: var(--texto-main);
  line-height: 1.5;
}

html {
  background-color: var(--azul-oscuro);
}

body {
  background-color: transparent;
  font-family: "Inter", sans-serif;
  overflow-y: scroll;
  padding-bottom: 80px;
}

/* EL EFECTO DE CUADRADOS DEL FONDO */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(
      color-mix(in srgb, var(--azul-claro) 48%, transparent) 1px,
      transparent 1px
    ),
    linear-gradient(
      90deg,
      color-mix(in srgb, var(--azul-claro) 48%, transparent) 1px,
      transparent 1px
    );
  background-size: 40px 40px;
  z-index: -1;
  pointer-events: none;
  opacity: 0.58;
  will-change: background-position, opacity;

  animation:
    grid-drift 10s linear infinite,
    grid-breathe 10s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes grid-drift {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 40px 40px;
  }
}

@keyframes grid-breathe {
  0% {
    opacity: 0.28;
  }
  25% {
    opacity: 0.38;
  }
  50% {
    opacity: 0.62;
  }
  75% {
    opacity: 0.38;
  }
  100% {
    opacity: 0.28;
  }
}

/* HEADER */
.header {
  display: flex;
  z-index: 10000;
  position: fixed;
  width: 100%;
  background: var(--azul-oscuro);
  padding: 15px;
  font-weight: 700;
  box-shadow: inset 0px -2px 0px rgb(255, 255, 255);
  backdrop-filter: none;
  align-items: center;

  p {
    display: flex;
    font-size: 20px;
    align-items: center;
    justify-content: left;
    margin-left: 10px;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
  }

  p:before {
    content: "λ";
    color: var(--azul-claro);
    margin-right: 20px;
    font-size: 30px;
    text-shadow: 0 0 15px var(--azul-claro);
  }

  a {
    text-decoration: none;
    position: absolute;
    right: 30px;
    font-size: 20px;
  }

  a:before {
    content: "← VOLVER";
    color: #e2e8f08b;
    text-shadow: 0 0 10px var(--texto-dim);
  }

  a:hover:before {
    color: var(--texto-main);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.6);
  }
}

/* ESPACIO ENTRE HEADER Y EL TITULO */
.espacio {
  height: 125px;
}

/* TITULO */
.titulo {
  font-size: 40px;
  width: 100%;
  text-align: center;

  span {
    color: var(--naranja-hl);
    -webkit-text-stroke: 1px var(--naranja-hl);
  }
}
/* Estilo para el texto del proyecto */
.titulo h1 {
  font-size: 7rem;
  font-weight: 900;
  color: var(--blue-bright);
  text-shadow: 0 0 15px var(--blue-bright);
}

.titulo p {
  font-family: "JetBrains Mono";
  font-size: 3rem;
  color: var(--texto-dim);
  letter-spacing: 2px;
}

/* BRILLO AL TITULO */
.titulo h1 {
  text-shadow:
    0 0 5px rgba(255, 255, 255, 0.4),
    0 0 15px rgba(255, 255, 255, 0.4),
    0 0 100px rgba(255, 255, 255, 0.4);

  span {
    text-shadow:
      0 0 5px var(--naranja-hl, 1),
      0 0 10px var(--naranja-hl, 1),
      0 0 50px var(--naranja-hl, 1);
  }
}

/* SECCIONES (SON 4: TITULO Y 3 CATEGORIAS) */
.secciones {
  font-size: 17px;
  font-family: "JetBrains Mono", monospace;
  margin: 50px 30px;
  display: flex;
  flex-direction: column;

  .cat-titulo {
    margin-left: 50px;
    margin-top: 50px;
  }

  .cat-titulo::after {
    content: "";
    display: block;
    width: 100%;
    height: 1px;
    background-color: rgba(150, 150, 150, 0.5);
    margin: 20px 0;
  }

  .categoria {
    display: block;
    gap: 20px;

    .cartas {
      display: flex;
      justify-content: center;
      align-items: center;
      flex-wrap: wrap;
      gap: 80px;
      width: 100%;
      margin: 0 auto;
    }

    .carta,
    .carta-game,
    .carta-alu {
      text-decoration: none;
      display: flex;
      position: relative;
      flex-direction: column;
      background-color: var(--carta-bg);
      border: 2px solid var(--borde);
      min-width: 400px;
      max-width: 2000px;
      height: 200px;

      .numero {
        position: absolute;
        right: 10px;
        top: 20px;
        font-size: 120px;
        color: rgba(255, 255, 255, 0.105);
        font-family: "Inter", sans-serif;
        font-weight: 700;
      }

      .contenido {
        margin: 20px;
        font-size: 16px;
        color: var(--azul-claro);
        .cont-dim {
          font-size: 13px;
          font-family: "Inter", sans-serif;
          color: var(--texto-dim);
          margin-top: -20px;
        }
      }

      .boton {
        margin-left: 30px;
        margin-top: 5px;
        border: 1px solid var(--azul-claro);
        color: var(--azul-claro);
        width: fit-content;
        padding: 5px;
      }

      .Arquimedes_estatua {
        width: 100%;
        height: 100%;
        object-fit: cover;
        position: absolute;
        right: -240px;
        bottom: -80px;
      }
      .Pascal_estatua {
        width: 100%;
        height: 100%;
        object-fit: cover;
        position: absolute;
        right: -275px;
        bottom: -90px;
      }

      .Newton_estatua {
        width: 100%;
        height: 100%;
        object-fit: cover;
        position: absolute;
        right: -275px;
        bottom: -100px;
      }

      .half_life {
        width: 100%;
        height: 100%;
        position: relative;
        right: -700px;
        bottom: 200px;
        opacity: 30%;

        img {
          width: 320px;
          height: 320px;
          filter: blur(10px);
        }
      }

      .Documento_verde {
        width: 100%;
        height: 100%;
        position: relative;
        right: -670px;
        bottom: 220px;
        opacity: 40%;

        img {
          width: 400px;
          height: 400px;
          filter: blur(10px);
        }
      }
    }

    .carta-game,
    .carta-alu {
      min-width: 90%;
      margin: 20px auto;
    }

    .carta-game {
      border-left: 4px solid var(--naranja-hl);
      overflow: hidden;

      .boton {
        border: 1px solid var(--naranja-hl);
        color: var(--naranja-hl);
      }
    }
    .carta-alu {
      border-left: 4px solid var(--verde-hl);
      overflow: hidden;

      .boton {
        border: 1px solid var(--verde-hl);
        color: var(--verde-hl);
      }
    }

    .cont-carta-especial {
      display: flex;
      justify-content: center;
    }
  }
}

/* EL RESPONSIVE DE LA PAGINA PARA MOVILES */
@media (max-width: 768px) {
  .titulo {
    h1 {
      font-size: 85px;
    }
    p {
      font-size: 40px;
    }
  }

  .secciones {
    margin: 20px 10px;
  }

  .secciones .cat-titulo {
    margin-left: 20px;
    font-size: 30px;
  }

  .carta,
  .carta-especial {
    min-width: 90% !important;
  }

  .secciones .categoria .cartas .carta {
    overflow: hidden;
  }

  .carta-especial {
    width: 90% !important;
    margin: 15px auto !important;
  }

  .numero {
    font-size: 60px;
    right: 15px;
    top: 15px;
  }

  .carta-game {
    margin-left: 15px;
  }

  .github-link span {
    max-width: 70vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

@media (max-width: 1450px) {
  .secciones .categoria .cartas {
    padding-bottom: 120px;
  }
}

.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50px;
  background: var(--azul-oscuro);
  border-top: 1px solid var(--borde);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  font-family: "JetBrains Mono", monospace;
  font-size: 14px;
  color: var(--texto-dim);
  text-shadow: 0 0 5px var(--azul-claro);
}

.github-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--texto-dim);
  text-decoration: none;
  transition: color 0.2s ease;
}

.github-link svg {
  width: 16px;
  height: 16px;
}

.github-link:hover {
  color: var(--azul-claro);
}

/* LOS HOVERS */

.carta,
.carta-game,
.carta-alu {
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.carta:hover,
.carta-game:hover,
.carta-alu:hover {
  transform: translateY(-5px);
  background-color: rgba(0, 212, 255, 0.05);
}

.carta:hover .numero,
.carta-game:hover .numero,
.carta-alu:hover .numero {
  color: rgba(255, 255, 255, 0.08);
  transition: color 0.3s ease;
}

.carta:hover {
  border-color: var(--azul-claro);
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.5),
    0 0 15px var(--azul-claro);
}

.carta-game:hover {
  border-color: var(--naranja-hl);
  background-color: rgba(255, 157, 0, 0.05);
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.5),
    0 0 15px var(--naranja-hl);
}

.carta-alu:hover {
  border-color: var(--verde-hl);
  background-color: rgba(0, 255, 136, 0.05);
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.5),
    0 0 15px var(--verde-hl);
}

.boton {
  transition: all 0.2s ease;
}

.carta:hover .boton {
  color: var(--azul-oscuro);
  box-shadow: 0 0 10px var(--azul-claro);
  opacity: 1;
}

.carta-game:hover .boton {
  color: var(--azul-oscuro);
  box-shadow: 0 0 10px var(--naranja-hl);
}

.carta-alu:hover .boton {
  color: var(--azul-oscuro);
  box-shadow: 0 0 10px var(--verde-hl);
}

/* SECRETO */
.Secreto {
  text-align: Left;
  margin: 10px 5px;
  font-family: "JetBrains Mono", monospace;
  font-size: 1.5rem;
  color: var(--naranja-hl);
  text-shadow:
    0 0 10px var(--naranja-hl),
    0 0 20px var(--naranja-hl);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}