*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}
body{
  font-family: "Libre Franklin", sans-serif;
  position: relative;
  display: flex;
  flex-direction: column;
  background: black;
  max-width: 100vw;
  overflow-x: hidden;

  --padding: 130px;
  --secondary-color: #EB0028;
  --secondary-color-dark: #A9001D;
  --header-height: 85px;
}


a{
  text-decoration: none;
}

.header{
  font-family: "Roboto", sans-serif;
  font-weight: 700;
  background: white;
  position: relative;
  height: var(--header-height);
  width: 100%;
  font-size: 20px;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  padding: 0 calc(var(--header-height) / 3);
  align-items: center;
}
.header-left{
  position: relative;
  display: flex;
  flex-direction: row;
}
.logo-container{
  height: calc(var(--header-height) / 1.5);
}
.logo-container img{
  height: calc(var(--header-height) / 1.5);
  width: auto;
}
.header-links{
  margin: auto 20px;
}
.header-links a{
  color: black;
}
.header-right{
  position: relative;
  height: calc(var(--header-height) / 3);
  display: flex;
  flex-direction: row;
}
.header-purchase-button{
  position: relative;
  margin: auto 20px auto 0;
}
.header-purchase-button a{
  color: var(--secondary-color);
}
.header-language-button{
  font-size: 16px;
  font-weight: 400;
  position: relative;
  display: flex;
  border-radius: 100px;
  height: 100%;
  background: #EB0028;
}
.header-language-button a{
  margin: auto;
  color: white;
  padding: 0 20px;
}
@media (max-width: 1200px) {
  .header-links.hide{
    display: none;
  }
}
@media (max-width: 870px) {
  body{
    --header-height: 60px;
  }
  .header{
    font-size: 16px;
  }
  .header-language-button{
    font-size: 12px;
  }
}
@media (max-width: 640px) {
  body{
    --header-height: 50px;
  }
  .header{
    font-size: 14px;
  }
  .header-language-button{
    font-size: 11px;
  }
  .header-links{
    margin: auto 12px;
  }
  .header-purchase-button{
    position: relative;
    margin: auto 12px auto 0;
  }
  .header-language-button a{
    padding: 0 10px;
  }
}
@media (max-width: 640px) {
  .header-links{
    display: none;
  }
}
@media (max-width: 375px) {
  body{
    --header-height: 40px;
  }
  .header{
    font-size: 12px;
  }
  .header-language-button{
    font-size: 10px;
  }
  .header-links{
    margin: auto 6px;
  }
  .header-purchase-button{
    position: relative;
    margin: auto 6px auto 0;
  }
  .header-language-button a{
    padding: 0 6px;
  }
}



.cover{
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - var(--header-height));
}
.cover-container{
  margin: auto;
}
.cover-title{
  font-weight: 900;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 120px;
  font-size: 96px;
  text-transform: uppercase;
}
.cover-title-first{
  color: white;
}
.cover-title-second{
  color: var(--secondary-color);
}
.cover-bottom{
  position: relative;
  color: white;
  display: flex;
  gap: 20px;
  align-items: center;
  flex-direction: column;
}
.cover-date{
  font-size: 32px;
  font-weight: 500;
}
.cover-purchase-button{
  height: 40px;
  background: var(--secondary-color);
  border-radius: 20px;
  font-weight: 700;
}
.cover-purchase-button a{
  color: white;
  padding: 15px;
  line-height: 40px;
}
.cover-description{
  font-weight: 700;
  position: absolute;
  color: var(--secondary-color);
  left: var(--padding);
  font-size: 24px;
  bottom: 30px;
}
@media (max-width: 1000px) {
  .cover-title {
    font-size: 72px;
    margin-bottom: 100px;
  }
  .cover-date {
    font-size: 28px;
  }
  .cover-description {
    font-size: 22px;
  }
}
@media (max-width: 768px) {
  .cover-title {
    font-size: 54px;
    margin-bottom: 80px;
  }
  .cover-bottom {
    gap: 15px;
  }
  .cover-date {
    font-size: 24px;
  }
  .cover-purchase-button {
    height: 36px;
    border-radius: 18px;
  }
  .cover-purchase-button a {
    padding: 10px 20px;
    line-height: 36px;
  }
  .cover-description{
    font-size: 20px;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
  }
}
@media (max-width: 560px) {
  .cover {
    text-align: center;
  }
  .cover-title {
    font-size: 36px;
    margin-bottom: 60px;
  }
  .cover-bottom {
    gap: 12px;
  }
  .cover-date {
    font-size: 20px;
  }
  .cover-purchase-button {
    width: 80%;
    max-width: 250px;
  }
  .cover-purchase-button a {
    display: block;
    padding: 8px 16px;
    line-height: normal;
  }
  .cover-description{
    font-size: 18px;
    margin-top: 30px;
    left: 50%;
    transform: translateX(-50%);
  }
}

.account-forms-container{
  --form-width: 350px;
  --form-padding: 20px;
  position: relative;
  display: flex;
  flex-direction: row;
  margin: auto;
  align-items: center;
  overflow: hidden;
  width: calc(var(--form-width) + 2 * var(--form-padding));
}
.account-form{
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 25px;
  padding: var(--form-padding);
  transition: 0.15s ease;
}
.account-forms-container.change .account-form{
  transform: translateX(-100%);
}
.account-form-title{
  font-size: 44px;
  color: white;
  font-weight: 700;
}
.account-form-container{
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.account-form-container input{
  width: var(--form-width);
  height: 40px;
  border: 2px solid var(--secondary-color-dark);
  border-radius: 16px;
  color: white;
  font-size: 15px;
  font-weight: 500;
  padding: 0 10px;
  background: black;
  outline: none;
}
.account-form-container input::placeholder{
  color: white;
}
.account-button-banner{
  height: 20px;
  width: 100%;
}
.account-form-container input.account-button, .account-button{
  position: relative;
  height: 40px;
  width: var(--form-width);
  color: white;
  font-size: 15px;
  line-height: 40px;
  text-align: center;
  font-weight: 500;
  background: var(--secondary-color-dark);
  border-radius: 20px;
  cursor: pointer;
}
.account-button-light{
  background: var(--secondary-color);
}
.account-buttons-gap{
  position: relative;
  display: flex;
  height: 11px;
  width: var(--form-width);
}
.account-buttons-gap-line{
  position: absolute;
  top: 5px;
  height: 1px;
  background: white;
  left: 10%;
  width: 80%;
}
.account-buttons-gap-text{
  position: relative;
  margin: auto;
  color: white;
  font-size: 9px;
  letter-spacing: 2px;
  padding: 0 5px;
  background: black;
}
@media (max-width: 500px) {
  .account-forms-container{
    --form-width: 300px;
    --form-padding: 17px;
  }
}
@media (max-width: 420px) {
  .account-forms-container{
    --form-width: 230px;
    --form-padding: 15px;
  }
  .account-form-title{
    font-size: 32px;
  }
}
@media (max-width: 300px) {
  .account-forms-container{
    --form-width: 180px;
    --form-padding: 10px;
  }
}





.introduction{
  position: relative;
  color: white;
  display: flex;
  flex-direction: row;
  padding: 20px var(--padding);
  width: 100%;
  margin-bottom: 70px;
}
.introduction-info{
  position: relative;
  display: flex;
  flex-direction: column;
  width: 60%;
  padding: 0 50px 0 0;
  gap: 25px;
}
.introduction-title{
  font-size: 64px;
  font-weight: 800;
}
.introduction-description{
  font-size: 16px;
  font-weight: 400;
}
.introduction-photo{
  position: relative;
  display: flex;
  height: auto;
  width: 40%;
}
.introduction-photo img{
  height: 100%;
  width: 100%;
  object-fit: cover;
}
@media (max-width: 1100px) {
  body{
    --padding: 70px;
  }
  .introduction-info{
    width: 55%;
    padding-right: 30px;
    gap: 20px;
  }
  .introduction-photo {
    width: 45%;
  }
  .introduction-title {
    font-size: 52px;
  }
  .introduction-description {
    font-size: 15px;
  }
}
@media (max-width: 768px) {
  .introduction {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px 40px;
  }
  .introduction-info {
    width: 100%;
    padding: 0;
    gap: 20px;
    order: 1;
  }
  .introduction-title {
    font-size: 40px;
  }
  .introduction-description {
    font-size: 15px;
    line-height: 1.6;
  }
  .introduction-photo {
    width: 100%;
    max-width: 500px;
    margin-bottom: 25px;
    order: 2;
  }
  .introduction-photo img {
    border-radius: 12px;
  }
}
@media (max-width: 480px) {
  .introduction {
    padding: 20px;
    margin-bottom: 50px;
  }
  .introduction-title {
    font-size: 30px;
  }
  .introduction-description {
    font-size: 14px;
  }
  .introduction-photo {
    width: 100%;
    margin-bottom: 20px;
  }
}






.sponsors{
  position: relative;
  padding: 50px var(--padding);
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.sponsors-title{
  font-weight: 800;
  font-size: 96px;
  color: var(--secondary-color);
}
.sponsors-description{
  color: white;
  font-weight: 300;
  font-size: 16px;
}
.sponsors-cards-container{
  position: relative;
  display: flex;
  flex-direction: row;
  gap: 40px;
}
.sponsors-card{
  position: relative;
  display: flex;
  height: 204px;
  border-radius: 16px;
  background: white;
}
.sponsors-card img{
  height: 127px;
  margin: auto 30px;
}
@media (max-width: 1200px) {
  .sponsors-title {
    font-size: 72px;
  }
  .sponsors-description {
    font-size: 15px;
  }
  .sponsors-card img {
    height: 110px;
  }
}
@media (max-width: 850px) {
  .sponsors {
    padding: 40px 40px;
    gap: 25px;
    text-align: center;
  }
  .sponsors-title {
    font-size: 52px;
  }
  .sponsors-description {
    font-size: 15px;
  }
  .sponsors-cards-container {
    justify-content: center;
    gap: 25px;
  }
  .sponsors-card {
    flex: 1 1 calc(50% - 25px); /* 2 per row */
    height: 160px;
  }
  .sponsors-card img {
    height: 90px;
    margin: auto 20px;
  }
}
@media (max-width: 600px) {
  .sponsors-cards-container {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }
  .sponsors-card {
    width: 100%;
    max-width: 320px;
    height: 140px;
  }
  .sponsors-card img {
    height: 80px;
    margin: auto;
  }
}
@media (max-width: 480px) {
  .sponsors {
    padding: 30px 20px;
    gap: 20px;
  }
  .sponsors-title {
    font-size: 36px;
  }
  .sponsors-description {
    font-size: 14px;
  }
}



.footer{
  font-family: "Roboto", sans-serif;
  background-color: #333;
  color: #fff;
  padding: 30px 0;
}
.footer-content{
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-container{
  padding: 0 40px;
}
.contact{
  text-align: center;
}
.contact a{
  color: #fff;
}
.social-icons{
  display: flex;
  gap: 15px;
  justify-content: center;
}
.social-icon{
  display: flex;
  width: 36px;
  height: 36px;
  background-color: #555;
  color: white;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  font-weight: bold;
  transition: 0.2s ease-in;
}
.social-icon:hover{
  background-color: var(--secondary-color);
}
.social-icon img{
  height: 20px;
  width: 20px;
  transition: 0.2s ease-in;
}
.social-icon:hover img{
  height: 25px;
  width: 25px;
}
.copyright{
  text-align: center;
}
@media (max-width: 700px) {
  .footer-content{
    flex-wrap: wrap;
    row-gap: 20px;
  }
  .contact{
    flex: 0 0 50%;
  }
  .social-icons{
    flex: 0 0 50%;
  }
  .copyright{
    flex: 0 0 100%;
  }
}
@media (max-width: 420px) {
  .footer-content{
    flex-wrap: wrap;
    row-gap: 15px;
  }
  .contact{
    flex: 0 0 100%;
  }
  .social-icons{
    flex: 0 0 100%;
  }
}
/* ------------------------------ */
/* SPEAKERS */
/* ------------------------------ */
.speakers {
  color: white;
  padding: 60px var(--padding);
  text-align: center;
}

.speakers-title {
  font-size: 64px;
  font-weight: 800;
  margin-bottom: 30px;
}

.speakers-facecards-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.speakers-image img {
  width: 200px;
  border-radius: 50%;
}

.speakers-name {
  font-weight: 800;
  font-size: 24px;
  margin-top: 10px;
}

.speakers-topic {
  font-size: 16px;
}

/* RESPONSIVE SPEAKERS */
@media (max-width: 1024px) {
  .speakers-facecards-container {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .speakers-facecards-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .speakers-title {
    font-size: 40px;
  }
}

@media (max-width: 480px) {
  .speakers-facecards-container {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  .speakers-name {
    font-size: 18px;
  }
  .speakers-topic {
    font-size: 13px;
  }
}

/* ------------------------------ */
/* FOOTER */
/* ------------------------------ */
.footer {
  background-color: #333;
  color: white;
  padding: 30px 20px;
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 15px;
  align-items: center;
}

.social-icons {
  display: flex;
  gap: 15px;
  justify-content: center;
}

.social-icon img {
  width: 20px;
  transition: 0.2s;
}

.social-icon:hover img {
  transform: scale(1.2);
}
.introduction-title,
.speakers-title,
.sponsors-title {
    font-weight: 800; /* bold headings */
}

.introduction-description,
.speakers-description,
.sponsors-description {
    font-weight: 400; /* lighter text for easy reading */
}
.introduction-description,
.speakers-description,
.sponsors-description {
    max-width: 90%;       /* limits line length */
    margin: 0 auto;       /* center text */
    padding: 0 15px;      /* keeps sides from touching screen edge */
    line-height: 1.6;     /* nice vertical spacing */
    text-align: justify;   /* makes lines evenly aligned on both sides */
    hyphens: auto;         /* breaks long words if needed */
    word-break: break-word; /* prevent overflow */
}
.header-purchase-button a,
.header-language-button a {
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
}
.header-purchase-button a,
.header-language-button a {
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 22px;
}
.alert {
  padding: 10px;
  border-radius: 8px;
  margin-bottom: 15px;
  text-align: center;
  font-weight: bold;
}

.alert-danger {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}
/* Make logout button smaller on mobile */
@media (max-width: 640px) {
    .header-language-button {
        font-size: 10px;      /* smaller text */
        height: 28px;          /* smaller height */
        min-width: 60px;       /* optional: control width */
    }

    .header-language-button a {
        padding: 0 8px;        /* reduce padding inside button */
        line-height: 28px;     /* align text vertically */
    }
}

@media (max-width: 375px) {
    .header-language-button {
        font-size: 9px;
        height: 24px;
        min-width: 50px;
    }
    .header-language-button a {
        padding: 0 6px;
        line-height: 24px;
    }
}
.speakers-image img {
    width: 150px;           /* adjust as needed */
    height: 150px;          /* must be equal to width */
    object-fit: cover;      /* keeps the face centered, cropped nicely */
    border-radius: 50%;     /* makes the image perfectly circular */
    border: 3px solid #fff; /* optional white border */
    box-shadow: 0 4px 8px rgba(0,0,0,0.2); /* soft shadow for nice effect */
}
.header-language-button{
  font-size: 16px;
  font-weight: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 100px;
  background: #EB0028;
  padding: 8px 16px;
  white-space: nowrap;
}
.header-language-button a{
  color: white;
  display: block;
  text-align: center;
}

@media (max-width: 870px) {
  .header-language-button{
    font-size: 12px;
    padding: 6px 12px;
  }
}
@media (max-width: 640px) {
  .header-language-button{
    font-size: 11px;
    padding: 5px 10px;
  }
}
@media (max-width: 375px) {
  .header-language-button{
    font-size: 10px;
    padding: 4px 8px;
  }
}
.speakers-facecard {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  transition: all 0.3s ease;
}

.speakers-facecard:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-5px);
}

.speakers-image {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 12px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.3);
}

.speakers-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.speakers-facecard:hover .speakers-image img {
  transform: scale(1.05);
}

.speakers-name {
  font-size: 20px;
  font-weight: 700;
  color: white;
  text-align: center;
  margin-top: 5px;
  font-family: "Roboto", sans-serif;
}

.speakers-topic {
  font-size: 13px;
  font-weight: 400;
  color: white;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
  line-height: 1.5;
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  font-family: "Montserrat", sans-serif;
  opacity: 0.85;
}

/* Responsive */
@media (max-width: 768px) {
  .speakers-facecard {
    gap: 12px;
    padding: 16px;
  }
  
  .speakers-name {
    font-size: 18px;
  }
  
  .speakers-topic {
    font-size: 12px;
    min-height: 36px;
  }
}

@media (max-width: 480px) {
  .speakers-facecard {
    gap: 10px;
    padding: 12px;
  }
  
  .speakers-name {
    font-size: 16px;
  }
  
  .speakers-topic {
    font-size: 11px;
    min-height: 32px;
    letter-spacing: 0.8px;
  }
}
/* ------------------------------ */
/* END */
/* ------------------------------ */