:root{
  --d: 700ms;
  --e: cubic-bezier(0.19, 1, 0.22, 1);

  --font-sans: "Rubik", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --font-serif: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;

  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.78);

  --glass: rgba(0,0,0,.35);
  --glass-2: rgba(0,0,0,.55);
  --border: rgba(255,255,255,.12);
}

*{ box-sizing:border-box; }

html, body { height: 100%; margin: 0; }

body{
  font-family: var(--font-sans);
  color: var(--text);
  min-height: 100vh;
}

.background-image{
  position: fixed;
  inset: 0;
  background-image: url("images/logo_back.png");
  background-size: cover;
  background-position: center;
  filter: blur(10px) saturate(1.1);
  transform: scale(1.05);
  z-index: -2;
}

.background-image::after{
  content:"";
  position:absolute;
  inset:0;
  background: radial-gradient(1200px 600px at 50% 20%, rgba(0,0,0,.25), rgba(0,0,0,.75));
  z-index: -1;
}

.wrapper{
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(18px, 3vw, 42px);
  display: grid;
  gap: 18px;
}

.hero{
  padding: 18px 18px 8px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--glass), transparent);
  border-radius: 18px;
  backdrop-filter: blur(8px);
}

.h1-title{
  margin: 0;
  font-size: clamp(2.1rem, 5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: center;
}

.p-text{
  margin: 10px auto 0;
  max-width: 70ch;
  color: var(--muted);
  line-height: 1.7;
  text-align: center;
  font-family: var(--font-serif);
}

.page-content{
  display:grid;
  grid-gap: 1rem;
  padding: 0.25rem;
}

@media (min-width: 800px){
  .page-content{ grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1200px){
  .page-content{ grid-template-columns: repeat(4, 1fr); }
}

.card{
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding: 1rem;
  width: 100%;
  aspect-ratio: 1 / 1;
  text-align: center;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  box-shadow:
    0 10px 30px rgba(0,0,0,.35),
    0 2px 8px rgba(0,0,0,.25);
}

.card:before{
  content:"";
  position:absolute;
  inset:0;
  background-size: cover;
  background-position: 50% 0;
  transition: transform calc(var(--d) * 1.5) var(--e);
  pointer-events:none;
  transform: scale(1.02);
}

.card:after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0) 0%,
    rgba(0,0,0,.10) 35%,
    rgba(0,0,0,.65) 100%
  );
  transition: transform calc(var(--d) * 2) var(--e);
}

.card:nth-child(1):before{
  background-image:url("https://is1-ssl.mzstatic.com/image/thumb/Music211/v4/aa/0a/f3/aa0af388-5a11-b155-c365-403faefbbc2b/859792661568_cover.jpg/800x800bb.jpg");
}
.card:nth-child(2):before{ background-image:url("images/vulgar.jpeg"); }
.card:nth-child(3):before{ background-image:url("images/surf.png"); }
.card:nth-child(4):before{ background-image:url("images/spanish.jpg"); }

.content{
  position: relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap: 10px;
  width:100%;
  padding: 14px 12px;
  border-radius: 14px;
  background: rgba(0,0,0,.35);
  border: 1px solid rgba(255,255,255,.10);
  backdrop-filter: blur(6px);
  z-index: 1;
  transition: transform var(--d) var(--e);
}

.title{
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.2;
}

.copy{
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-style: italic;
  line-height: 1.35;
  color: rgba(255,255,255,.88);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  margin-top: 6px;
  padding: 0.8rem 1.2rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08rem;
  text-transform: uppercase;

  color: white;
  background: rgba(0,0,0,.75);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;

  text-decoration: none;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.btn:hover{
  transform: translateY(-1px);
  background: rgba(0,0,0,.90);
  border-color: rgba(255,255,255,.28);
}
.btn:focus-visible{
  outline: 2px solid rgba(255,255,255,.9);
  outline-offset: 3px;
}

@media (hover: hover) and (min-width: 600px){
  .content{ transform: translateY(calc(100%)); }
  .content > *:not(.title){
    opacity: 0;
    transform: translateY(10px);
    transition: transform var(--d) var(--e), opacity var(--d) var(--e);
  }

  .card:hover,
  .card:focus-within{
    align-items:center;
  }

  .card:hover:before,
  .card:focus-within:before{
    transform: scale(1.12);
  }

  .card:hover .content,
  .card:focus-within .content{
    transform: translateY(0);
  }

  .card:hover .content > *:not(.title),
  .card:focus-within .content > *:not(.title){
    opacity: 1;
    transform: translateY(0);
    transition-delay: calc(var(--d) / 10);
  }

  .card:focus-within:before,
  .card:focus-within:after,
  .card:focus-within .content,
  .card:focus-within .content > *:not(.title){
    transition-duration: 0s;
  }
}

/* Social */
.social{
  display:flex;
  justify-content:center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 6px 0 2px;
}

.social-link{
  width: 64px;
  height: 64px;
  display:grid;
  place-items:center;
  border-radius: 16px;
  text-decoration:none;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.35);
  box-shadow: 0 10px 25px rgba(0,0,0,.25);
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.social-link:hover{
  transform: translateY(-2px);
  background: rgba(0,0,0,.55);
  border-color: rgba(255,255,255,.20);
}

.social-link span{
  display:block;
  font-size: 1.6rem;
  color: #fff;
}

/* Brand hover hints */
.social-link:nth-child(1):hover{ background: rgba(255,0,80,.30); }  /* TikTok */
.social-link:nth-child(2):hover{ background: rgba(205,32,31,.30); } /* YouTube */
.social-link:nth-child(3):hover{ background: rgba(193,53,132,.30);} /* Instagram */
.social-link:nth-child(4):hover{ background: rgba(36,161,222,.30); } /* Telegram */

/* Footer */
.site-footer{
  margin-top: 6px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(0,0,0,.45);
  backdrop-filter: blur(8px);
  text-align: center;
  color: rgba(255,255,255,.85);
}

.site-footer p{
  margin: 0 0 8px;
  font-size: 0.95rem;
}

.footer-mail{
  color: rgba(255,255,255,.92);
  text-decoration: none;
  border-bottom: 1px dashed rgba(255,255,255,.35);
}
.footer-mail:hover{
  border-bottom-color: rgba(255,255,255,.75);
}