* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

:root {
    --white: rgb(238, 238, 238);
    --blue: rgb(0, 92, 179);
}

body {
    background: #111;
    color: white;
    scroll-behavior: smooth;
    scrollbar-color: #325074 #222;
}

/*------------- Parallax --------------*/

.parallax-wrapper{
    width: 100%;
    height: 100vh;
    margin:0;
    background: #222;
    perspective: 1px;
    transform-style: preserve-3d;
    overflow-x: hidden;
    scroll-behavior: smooth;

}

.parallax, .content-section {
    width:100%;
    position: relative;
    transform-style: preserve-3d;
}

.parallax {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.parallax::before {
    content:"";
    width:100%;
    height: 100%;
    position: absolute;
    background: url("../images/samos_backg.jpeg") top center;
    background-size: cover;
    transform: translateZ(-1px) scale(2.15);
    filter: blur(1px);
}


.content-section {
    padding: 70px 20px 100px 20px;
    
    color: #111;
    text-align: center;
}
.content-section h1 {
    font-size: 32px;
    margin-bottom: 24px;
}
.content-section p {
    font-size: 16px;
    margin-bottom: 12px;
    width: fit-content;
    padding-inline: 5px;
    max-width: 980px;
    margin: 0 auto
}

.blue {
    background: radial-gradient(#005ac0, #325074);
}

.blue p, .blue h1 {
    color: var(--white);
    text-shadow: 0 0 25px rgba(0, 0, 0, 0.2);
}

.white {
    background: radial-gradient(#fcfcfc, #ebebeb);
}



/*-------------- Navbar --------------*/

.navbar-container {
    font-size: 18px;
    background-color: #ffffff00;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    height: 60px;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.navbar-container a, .navbar-container span {
    text-decoration: none;
    color: white;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    font-weight: bold;
    transition: color 0.2s ease-in-out;
}

.navbar-container.scrolled {
    background-color: rgba(255, 255, 255, 1);
    opacity: 0.98;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);

    transition: background-color 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.navbar-container.scrolled a, .navbar-container.scrolled span{
    text-decoration: none;
    color: black;
    text-shadow: 0 0 10px rgba(227, 228, 237, 0.5);
    font-weight: bold;

    transition: color 0.2s ease-in-out;
}

.navbar {
    margin-left: 110px;
    display: flex;
    align-items: center;
}

.navbar ul {
    list-style: none;
    display: flex;
    gap: 20px;
}




.user-dropdown {
  position: relative;
  display: inline-block;
}

.user-name {
  cursor: pointer;
  color: white;
  font-weight: bold;
}

.dropdown-menu {
  position: absolute;
  top: 50px;
  right: -16px;
  width: 180px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 4px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
  padding: 5px;
  display: flex;
  flex-direction: column;
  z-index: 999;
}

.dropdown-menu a,
.dropdown-menu button {
  background: none;
  border: none;
  padding: 6px 12px;
  text-align: left;
  font-size: 18px;
  font-weight: normal !important;
  color: black;
  text-decoration: none;
  cursor: pointer;
}

.dropdown-menu a:hover,
.dropdown-menu button:hover {
  background-color: #d8d8d8;
  border-radius: 2px;
  transform: none;
}

.hidden {
  display: none;
}




.menu-icon {
    padding: 14px 0 0 14px;
    position: fixed;
    display: none;
    scale: 2.4;
    color: white;
    cursor: pointer;
}

.mobile-menu {
    display: flex;
    position: sticky;
    opacity: 0;
    pointer-events: none;
    flex-direction: column;
    position: fixed;
    top: 50px;
    left: 0;
    width: 220px;
    height: fit-content;
    padding: 10px 0;
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
    background-color: #c4c4c485;
    backdrop-filter: blur(10px);
    text-align: center;
    z-index: 999;
    transition: all 0.3s ease-in-out;
    transform: translateX(-20px);
}


.mobile-menu a {
    pointer-events: none;
    
    color: white;
    text-decoration: none;
    font-size: 16px;
    padding: 10px 0;
    display: block;
}

.mobile-dropdown-menu {

  width: 100px;
  right: 30px;
  gap: 5px;
  padding: 5px;
  display: flex;
  flex-direction: column;
  z-index: 999;
}

.mobile-dropdown-menu a,
.mobile-dropdown-menu button {
    display: flex;
    background-color: #9b9b9b85;
    border-radius: 8px;
    border: none;
    padding: 6px 12px;
    text-align: left;
    font-size: 18px !important;
    font-weight: normal !important;
    color: white;
    text-decoration: none;
    cursor: pointer;
    
    width: 166px;
}

.mobile-nav-logreg {
    background-color: #c2c2c286;
    backdrop-filter: blur(10px);
    border: 2px solid #696969;
    border-radius: 10px;
    width: 180px;
    margin : 0 auto;

}

.mobile-user-dropdown {
  
  display: inline-block;
}

.mobile-user-name {
  font-weight: bold; 
  font-size: 20px;
}


/*----------- home section ----------*/

.home-text {
    
    padding: 40px;
    border-radius: 50%;
    transform: translateZ(-0.5px) scale(1.5) translateY(-10%);
    
    transform-style: preserve-3d;
}

.home-text h1 {
    font-size: 110px;
    margin-bottom: 50px;
    text-shadow: 0 0 10px rgba(151, 151, 151, 0.2);
    width: 1100px;

    

    text-shadow: 
    0 1px 0 #c7c7c7,
    0 2px 0 #c7c7c7,
    0 3px 0 #c7c7c7,
    0 4px 0 #c7c7c7,
    0 5px 0 #c7c7c7,
    0 6px 0 #c7c7c7,
  
    1px 15px 10px rgba(16, 16, 16, 0.3),
    1px 20px 20px rgba(16, 16, 16, 0.2),
    1px 25px 40px rgba(16, 16, 16, 0.2),
    1px 30px 80px rgba(16, 16, 16, 0.3);
    
    
}

.home-text p {
    font-size: 18px;
    color: #ebebeb;
}



/*----------- about section ----------*/
.about-text {
    font-size: 18px;
    color: #ebebeb;
}


/*----------- orgnizers section ----------*/
.organizers {
    display: flex;
    justify-content: center;
    gap: 100px;
    margin-top: 50px;
}



/*----------- sponsor section ----------*/




/*----------- contact section ----------*/
#sponsorForm input,
#sponsorForm textarea {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
}

#sponsorForm button {
    margin-top: 15px;
    background-color: #0074d9;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
}

#sponsorPopup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(3px);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

#sponsorPopup.popup-visible {
        opacity: 1;
  pointer-events: auto;
}

.popup-box {
    background: white;
    padding: 30px;
    border-radius: 10px;
    width: 90%;
    max-width: 500px;
    position: relative;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.popup-visible .popup-box {
    transform: scale(1);
}

.popup-close {
    position: absolute;
    top: 10px;
    right: 10px;
    font-weight: bold;
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
}







/*----------- footer ----------*/

.footer {
    background-color: #333;
    color: #fff;
    padding: 20px;
    text-align: center;
    font-size: 14px;
}

.social-icons {
    margin-top: 10px;
    font-size: 24px;
}

.social-icons i {
    margin: 8px;
    cursor: pointer;
}













/*----------- particles --------------*/
canvas{
  display:block;
}


/* ---- stats.js ---- */

.count-particles{
  background: #000022;
  position: absolute;
  top: 48px;
  left: 0;
  width: 80px;
  color: #13E8E9;
  font-size: .8em;
  text-align: left;
  text-indent: 4px;
  line-height: 14px;
  padding-bottom: 2px;
  font-family: Helvetica, Arial, sans-serif;
  font-weight: bold;
}

.js-count-particles{
  font-size: 1.1em;
}

#stats,
.count-particles{
  margin-top: 5px;
  margin-left: 5px;
}

#stats{
  border-radius: 3px 3px 0 0;
  overflow: hidden;
}

.count-particles{
  border-radius: 0 0 3px 3px;
}


/* ---- particles.js container ---- */

#particles-js{
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: 50% 50%;
  background-repeat: no-repeat;
}













/*----------- Media Queries ----------*/

@media screen and (max-width: 800px) {

    .navbar-container {
        display: none;
    }

    .menu-icon {
        display: flex;
        margin-left: auto;
        z-index: 999;
    }

    .mobile-menu a {
        font-size: 22px;
    }


    .home-text h1 {
        font-size: 50px;
        max-width: 400px;
    }

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

    .organizers iframe {
        width: 380px;
        height: 220px;
    }

    #location iframe {
        width: 380px;
        height: 220px;
    }
    
}