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

html, body{
  width:100%;
  overflow-x:hidden;
}

body{
  font-family:Arial, Helvetica, sans-serif;
  background:#000000;
  color:white;
}

/* HEADER */
.header{
  width:100%;
  padding:25px 60px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  position:absolute;
  z-index:10;
}

.logo{
  width:60px;
  height:60px;
  background:lightblue;
  color:white;
  display:flex;
  justify-content:center;
  align-items:center;
  font-size:15px;
  font-weight:bold;
  text-align:center;
  text-decoration:none;
}

.nav{
  position:absolute;
  left:50%;
  transform:translateX(-50%);
  background:rgba(255,255,255,0.2);
  height:33px;
  padding:0;
  border-radius:30px;
  display:flex;
  gap:30px;
  align-items:center;
  overflow:visible;
}

.nav a{
  color:white;
  text-decoration:none;
  padding:14px 24px;
  border-radius:30px;
  display:flex;
  align-items:center;
  font-size:23px;
  font-family:sans-serif;
  font-weight:600;
}

.nav a.active{
  background:lightblue;
  padding:8px 60px;
  margin:-20px 0;
  font-weight:800;
}

.header-icons{
  display:flex;
  align-items:center;
  gap:15px;
}

.menu{
  background:none;
  border:none;
  color:white;
  font-size:40px;
  cursor:pointer;
  padding:5px;
}

/* POPUP MENU */
.popup-menu{
  display:none;
  position:absolute;
  top:90px;
  right:60px;
  background:#1b1b2f;
  padding:15px;
  border-radius:15px;
  box-shadow:0 5px 15px rgba(0,0,0,0.4);
  flex-direction:column;
  gap:10px;
  min-width:180px;
}

.popup-menu a{
  color:white;
  padding:10px;
  border-radius:10px;
}

.popup-menu a:hover{
  background:lightblue;
  color:#111;
}

.popup-menu.show{
  display:flex;
}

/* HERO */
.hero{
  width:100%;
  height:100vh;
  position:relative;
  display:flex;
  align-items:center;
  padding:0 120px;
  overflow:hidden;
  background-image:linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('fotos/crowd.png');
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
}

.bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
  opacity:0;
  transition:opacity 1.5s ease-in-out;
}

.bg.active{
  opacity:1;
}

.dark-overlay{
  position:absolute;
  inset:0;
  background:rgba(0,0,0,0.35);
  z-index:1;
}

.hero-content{
  max-width:800px;
  position:relative;
  z-index:2;
}

.date{
  color:lightblue;
  margin-bottom:20px;
  font-size:22px;
}

.hero h1{
  font-size:70px;
  margin-bottom:15px;
}

.hero h2{
  font-size:36px;
  font-weight:300;
  margin-bottom:20px;
}

.description,
.contact-intro p{
  color:#cfcfcf;
  line-height:1.6;
}

.description{
  margin-bottom:30px;
}

button{
  padding:15px 30px;
  border:none;
  border-radius:30px;
  background:white;
  color:#111;
  cursor:pointer;
  font-size:16px;
}

/* CONCERTEN */
.more-concerts{
  background:black;
  padding:90px 120px;
}

.concerts-header{
  max-width:800px;
  margin-bottom:45px;
}

.section-label{
  color:lightblue;
  font-size:20px;
  margin-bottom:12px;
}

.concerts-header h2{
  font-size:48px;
  margin-bottom:15px;
}

.concerts-header p:last-child{
  color:#cfcfcf;
  line-height:1.6;
}

.concert-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(260px, 1fr));
  gap:28px;
}

.concert-card{
  background:#1b1b2f;
  border-radius:25px;
  padding:30px;
  border:1px solid rgba(255,255,255,0.08);
  box-shadow:0 10px 25px rgba(0,0,0,0.2);
}

.concert-date{
  color:lightblue;
  margin-bottom:14px;
  font-weight:bold;
}

.concert-card h3{
  font-size:28px;
  margin-bottom:14px;
}

.concert-description{
  color:#cfcfcf;
  line-height:1.6;
  margin-bottom:25px;
}

.concert-info{
  display:flex;
  justify-content:space-between;
  gap:15px;
  color:#bdbdbd;
  margin-bottom:25px;
  font-size:14px;
}

.concert-btn{
  display:inline-block;
  background:lightblue;
  color:#111;
  text-decoration:none;
  padding:13px 22px;
  border-radius:30px;
  font-weight:bold;
}

.no-concerts{
  color:#cfcfcf;
}

/* CONCERT DETAIL */
.concert-detail{
  min-height:100vh;
  padding:170px 120px 100px;
  background:black;
}

.concert-detail-container{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:center;
}

.concert-detail-image img{
  width:100%;
  height:650px;
  object-fit:cover;
  border-radius:35px;
}

.detail-date{
  color:lightblue;
  font-size:22px;
  margin-bottom:20px;
}

.concert-detail-content h1{
  font-size:70px;
  margin-bottom:25px;
}

.detail-description{
  color:#cfcfcf;
  line-height:1.8;
  font-size:18px;
  margin-bottom:40px;
}

.detail-info-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:20px;
  margin-bottom:40px;
}

.detail-box{
  background:#1b1b2f;
  padding:25px;
  border-radius:20px;
  border:1px solid rgba(255,255,255,0.08);
}

.detail-box span{
  color:#9b9bb3;
  display:block;
  margin-bottom:10px;
}

.detail-box h3{
  font-size:22px;
}

.detail-btn{
  display:inline-block;
  background:lightblue;
  color:#111;
  text-decoration:none;
  padding:18px 35px;
  border-radius:35px;
  font-weight:bold;
}


/* AGENDA */
.agenda-hero{
  min-height:72vh;
  position:relative;
  display:flex;
  align-items:center;
  padding:160px 120px 80px;
  background:linear-gradient(rgba(0,0,0,0.45), rgba(0,0,0,0.8)), url('fotos/crowd.png');
  background-size:cover;
  background-position:center;
}

/* EVENT FOTO'S */

.agenda-card{
    overflow:hidden;
    padding:0;
    display:flex;
    flex-direction:column;
}

.agenda-card-image{
    width:100%;
    height:250px;
    overflow:hidden;
}

.agenda-card-image img{
    width:100%;
    height:100%;
    object-fit:cover;
    display:block;
}

.agenda-card-content{
    padding:25px;
}

.concert-card-image{
    width:100%;
    height:220px;
    overflow:hidden;
    border-radius:18px;
    margin-bottom:20px;
}

.concert-card-image img{
    width:100%;
    height:100%;
    object-fit:cover;
    display:block;
}

/* RESPONSIVE */
@media (max-width:900px){
  .header{
    padding:20px;
  }

  .nav{
    display:none;
  }

  .hero{
    padding:120px 28px 60px;
  }

  .hero h1{
    font-size:48px;
  }

  .concert-detail{
    padding:140px 28px 70px;
  }

  .concert-detail-container{
    grid-template-columns:1fr;
  }

  .concert-detail-content h1{
    font-size:42px;
  }

  .detail-info-grid{
    grid-template-columns:1fr;
  }

  .concert-detail-image img{
    height:400px;
  }

  .contact-hero{
    padding-top:125px;
  }

  .contact-panel{
    padding:26px;
  }

  .agenda-hero,
  .agenda-page,
  .dashboard-page{
    padding-left:28px;
    padding-right:28px;
  }

  .agenda-hero{
    padding-top:140px;
  }

  .agenda-card{
    flex-direction:column;
  }

  .dashboard-hero h1,
  .auth-card h1{
    font-size:38px;
  }

  .about-grid{
    grid-template-columns:1fr;
  }
}


/* EVENT AFBEELDINGEN */
.concert-card-image,
.agenda-card-image{
  width:100%;
  height:190px;
  border-radius:20px;
  overflow:hidden;
  margin-bottom:20px;
  background:#111;
}

.concert-card-image img,
.agenda-card-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.agenda-card{
  flex-direction:column;
}

.agenda-card-image{
  margin-bottom:0;
}