*{
  box-sizing: border-box;
}

html,
body{
  height: 100%;
}

body{
  margin: 0;
  font-family: 'Poppins', Arial, sans-serif;
  color: #f5f5f5;
  background:
    radial-gradient(900px 450px at 75% 40%, rgba(218, 38, 27, 0.10), transparent 75%),
    radial-gradient(700px 380px at 20% 80%, rgba(255, 255, 255, 0.05), transparent 75%),
    linear-gradient(160deg, #0f0f0f 0%, #0b0b0b 60%, #0f0f0f 100%);
  line-height: 1.45;
}

/*  HLAVIČKA */
.header{
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 50px;
  background: linear-gradient(to bottom, rgba(14, 14, 14, 0.9), rgba(14, 14, 14, 0.4), transparent);
}

.brand{
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo{
  height: 50px;
  width: auto;
  display: block;
}

.nav{
  display: flex;
  align-items: center;
  gap: 60px;
  flex-wrap: nowrap;
}

.nav-links{
  list-style: none;
  display: flex;
  gap: 60px;
  margin: 0;
  padding: 0;
}

.nav-links a{
  color: #f5f5f5;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  opacity: 0.9;
}

.nav-links a:hover{
  color: #da261b;
  opacity: 1;
}





/*TLAČÍTKA */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  font-size: 1rem;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn:hover{
  transform: translateY(-1px);
}

.btn-fill{
  background: #da261b;
  color: #ffffff;
  border: 2px solid transparent;
  box-shadow: 0 8px 26px rgba(218, 38, 27, 0.22);
}

.btn-fill:hover{
  box-shadow: 0 12px 34px rgba(218, 38, 27, 0.26);
}

.btn-outline{
  background: transparent;
  color: #f5f5f5;
  border: 2px solid #da261b;
}

.btn-outline:hover{
  background: #da261b;
  color: #ffffff;
}






/*  OBSAH  */
.intro{
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 120px 32px 48px;
}


.content{
  width: 100%;
  max-width: 1350px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 64px;
}

/* Levý sloupec – text */
.text{
  max-width: 640px;
}

.hello{
  margin: 0 0 6px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 1.1rem;
  color: #d7d7d7;
}

.title{
  margin: 0 0 10px;
}

.title-name{
  display: block;
  font-weight: 800;
  line-height: 1.05;
  font-size: 4.5rem;
  color: #f5f5f5;
  letter-spacing: 0.2px;
}

.title-role{
  display: block;
  margin-top: 6px;
  font-weight: 700;
  font-size: 1.25rem;
  color: #da261b;
}

.lead{
  margin: 14px 0 22px;
  color: #d0d0d0;
  font-size: 1.1rem;
  max-width: 55ch;
}

.actions{
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}



/* Sociální sítě */
.socials{
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.social{
  width: 32px;
  height: 32px;
  border-radius: 10px;
  overflow: hidden;
  display: inline-flex;
  transition: transform 0.15s ease, filter 0.2s ease;
}

.social img{
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  filter: saturate(0) brightness(1.2);
}

.social:hover{
  transform: translateY(-1px) scale(1.03);
}

.social:hover img{
  filter: none;
}


/* Pravý sloupec – fotka */
.photo{
  display: grid;
  place-items: center;
}

.photo-frame{
  margin: 0;
  width: 580px;
  height: 580px;
  border-radius: 50%;
  overflow: hidden;

}

.photo-frame img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}




/* ŠIPKA DOLŮ – jemná animace */

.scroll-down{
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  color: #ffffff;
  text-decoration: none;
  border: 1px solid rgba(218, 38, 27, 0.35);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(4px);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.35);
  animation: arrow-bounce 2.2s ease-in-out infinite;
  z-index: 9;
}

.scroll-down:hover{
  color: #ffffff;
  box-shadow: 0 10px 30px rgba(218, 38, 27, 0.28);
  border-color: rgba(218, 38, 27, 0.6);
}

@keyframes arrow-bounce{
  0%{
    transform: translate(-50%, 0);
    opacity: 0.95;
  }
  50%{
    transform: translate(-50%, -8px);
    opacity: 1;
  }
  100%{
    transform: translate(-50%, 0);
    opacity: 0.95;
  }
}


/*  RESPONZIVITA  */
@media (max-width: 1100px){
  .title-name{
    font-size: 3.4rem;
  }

  .photo-frame{
    width: 520px;
    height: 520px;
  }
}

@media (max-width: 980px){
  .content{
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .photo{
    order: -1;
  }

  .photo-frame{
    width: 420px;
    height: 420px;
  }

  .intro{
    padding-top: 140px;
  }
}

@media (max-width: 860px){
  .nav{
    gap: 16px;
  }

  .nav-links{
    display: none;
  }

  .header{
    padding: 18px 20px;
  }

  .brand-logo{
    height: 44px;
  }

  .header-cta{
    padding: 10px 16px;
  }

  .scroll-down{
    width: 46px;
    height: 46px;
    bottom: 18px;
  }
}

@media (max-width: 640px){
  .title-name{
    font-size: 2.5rem;
  }

  .title-role{
    font-size: 1.1rem;
  }

  .lead{
    font-size: 1rem;
  }

  .photo-frame{
    width: 320px;
    height: 320px;
  }

  .intro{
    padding: 120px 20px 40px;
  }
}