/* =========================================================
ROOT VARIABLES
========================================================= */

:root{
  --purple:#7c3aed;
  --purple-dark:#5b21b6;
  --purple-light:#ede9fe;
  --glass:rgba(255,255,255,0.15);
  --glass-border:rgba(255,255,255,0.35);
  --bg:#f6f3ff;
  --text:#1e293b;
}

/* =========================================================
RESET
========================================================= */

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

body{
  font-family:'Poppins',sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
}

.container{
  width:90%;
  max-width:1150px;
  margin:auto;
}

/* =========================================================
HEADER
========================================================= */

.header{
  position:sticky;
  top:0;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(0,0,0,.05);
  z-index:100;
  padding:12px 0;
}

.header .container{
  display:flex;
  align-items:center;
}

/* logos */

.ifet-logo{
  width:150px;
  height:auto;
  margin-right:10px;
}

.nba-logo{
  height:60px;
  width:auto;
  margin-left:-70px;   /* move left */
}

/* navigation */

.header nav{
  margin-left:auto;
  display:flex;
  gap:26px;
}

.header nav a{
  color:var(--purple-dark);
  text-decoration:none;
  font-weight:600;
  transition:.3s;
}

.header nav a:hover{
  color:var(--purple);
}

/* mobile menu icon */

.menu{
  display:none;
  font-size:26px;
  color:var(--purple-dark);
  margin-left:auto;
  cursor:pointer;
}

/* =========================================================
HERO SECTION
========================================================= */

.hero-brochure{
  position:relative;
  min-height:95vh;
  display:flex;
  align-items:center;
  color:#fff;
  overflow:hidden;
}

/* slides container */

.hero-slides{
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:100%;
}

/* individual slide */

.hero-slide{
  position:absolute;
  width:100%;
  height:100%;
  background-size:cover;
  background-position:center;
  opacity:0;
  transform:scale(1.1);
  transition:opacity 1.0s ease, transform 8s ease;
}

/* active slide */

.hero-slide.active{
  opacity:1;
  transform:scale(1);
  z-index:1;
}

/* overlay */

.hero-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(20deg,rgba(124,58,237,.85),rgba(91,33,182,.85));
  z-index:2;
}

/* hero content */

.hero-content{
  position:relative;
  z-index:3;
  text-align:center;
  max-width:1100px;
  margin:auto;
  padding:40px 20px;
}



.hero-center{
  text-align:center;
}

/* logo + department title row */
.dept-title{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:20px;
}

/* white rounded rectangle */
/* smaller glassy rounded rectangle */
/* logo container */
.logo-box{
  background:rgb(255, 255, 255);
  padding:6px 14px;
  border-radius:50px;

  display:flex;
  align-items:center;
  justify-content:center;
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  margin-top:-30px;
  max-width:100%;
  margin-left:auto;
  margin-right:auto;
}

/* desktop logo size */
.logo-box img{
  height:90px;
  width:auto;
}

/* department title */
.dept-title h2{
  color:#ffffff;
  font-weight:700;
  letter-spacing:2px;
  margin:0;
  font-size:36px;
  text-align:center;
}

/* organizes text */
.org{
  color:#ffffff;
  font-size:22px;
  margin-top:12px;
  text-align:center;
}

/* -------- Tablet View -------- */
@media (max-width: 992px){

  .logo-box img{
    height:45px;
  }

  .dept-title h2{
    font-size:28px;
  }

  .org{
    font-size:18px;
  }

}

/* -------- Mobile View -------- */
@media (max-width: 576px){

  .logo-box{
    padding:6px 10px;
    border-radius:15px;
  }

  .logo-box img{
    height:32px;
  }

  .dept-title h2{
    font-size:20px;
    letter-spacing:1px;
  }

  .org{
    font-size:16px;
  }

}





/* hero header layout */

.hero-header{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  margin-bottom:18px;
}

.hero-left{
  justify-self:start;
}

.hero-center{
  text-align:center;
}

.hero-right{
  justify-self:end;
}

/* hero department title */
.dept-single{
  font-size:40px;
  font-weight:800;
  letter-spacing:2px;
  color:#fff;
  margin:0;
}

/* organizes text */
.org{
  font-size:30px;
  color:#fff;
  margin:4px 0 0 0;
  font-weight:500;
}

/* conference title animation */
.conf-title{
  font-size:40px;
  margin:20px 0;
  line-height:1.3;
  color:#fff;
  animation: slideInLeft 1s ease-out 0.5s both;
}

@keyframes slideInLeft{
  from{
    transform: translateX(-120%);
    opacity:0;
  }
  to{
    transform: translateX(0);
    opacity:1;
  }
}

/* conference code */
.conf-code{
  font-size:20px;
  margin-bottom:30px;
  font-weight:600;
  color:#fff;
}

/* =========================================================
HERO INFO BOXES
========================================================= */

.hero-info{
  display:flex;
  justify-content:center;
  gap:22px;
  flex-wrap:wrap;
  margin:18px 0;
}

.hero-info div{
  background:rgba(255,255,255,.92);
  color:var(--purple-dark);
  padding:14px 22px;
  border-radius:14px;
  box-shadow:0 6px 18px rgba(0,0,0,.15);
  min-width:160px;
}

/* =========================================================
HERO DATE PILLS
========================================================= */

.hero-dates{
  display:flex;
  justify-content:center;
  gap:12px;
  flex-wrap:wrap;
}

.hero-dates span{
  background:#fff;
  color:var(--purple-dark);
  padding:6px 16px;
  border-radius:30px;
  font-weight:600;
  font-size:14px;
  box-shadow:0 3px 10px rgba(0,0,0,.15);
}

/* =========================================================
BUTTON
========================================================= */

.hero-btn{
  display:inline-block;
  margin-top:28px;
  background:#fff;
  color:var(--purple-dark);
  padding:14px 34px;
  border-radius:30px;
  font-weight:700;
  text-decoration:none;
  box-shadow:0 6px 20px rgba(0,0,0,.25);
  transition:.3s;
}

.hero-btn:hover{
  background:var(--purple-dark);
  color:#fff;
  transform:translateY(-3px);
}

/* =========================================================
TEXT ANIMATION
========================================================= */

.hero-content h1,
.hero-content p,
.hero-info,
.hero-dates,
.hero-btn{
  animation:fadeUp 1.2s ease forwards;
}

@keyframes fadeUp{
  from{
    opacity:0;
    transform:translateY(30px);
  }
  to{
    opacity:1;
    transform:translateY(0);
  }
}

/* =========================================================
TABLET
========================================================= */

@media (max-width:992px){

  .dept-single{
    font-size:28px;
  }

  .conf-title{
    font-size:30px;
  }

  .conf-code{
    font-size:18px;
  }

  .ifet-logo{
    width:130px;
  }

  .nba-logo{
    height:55px;
    margin-left:-10px; 
  }

}

/* =========================================================
MOBILE
========================================================= */

@media (max-width:768px){

  .header{
    position:relative;
  }

  .header .container{
    flex-wrap:wrap;
    gap:6px;
  }

  .ifet-logo{
    width:120px;
  }

  .nba-logo{
    height:40px;
    margin-left:-10px; 
  }

  .menu{
    display:block;
  }

  /* mobile navigation */

  .header nav{
    display:none;
    position:absolute;
    top:100%;
    left:0;
    width:100%;
    background:#fff;
    flex-direction:column;
    align-items:flex-start;
    padding:16px 22px;
    gap:12px;
    box-shadow:0 12px 28px rgba(0,0,0,.12);
  }

  .header nav.open{
    display:flex;
  }

  .header nav a{
    width:100%;
    padding:10px 4px;
    font-size:16px;
    font-weight:600;
    color:var(--purple);
    border-radius:6px;
  }

  .header nav a:hover{
    background:var(--purple-light);
    color:var(--purple-dark);
  }

  /* hero layout */

  .hero-header{
    grid-template-columns:1fr;
    text-align:center;
    gap:12px;
  }

  .dept-single{
    font-size:22px;
    letter-spacing:1px;
  }

  .org{
    font-size:18px;
  }

  .conf-title{
    font-size:24px;
  }

  .conf-code{
    font-size:18px;
  }

  .hero-info{
    flex-direction:column;
    gap:12px;
  }

  .hero-info div{
    width:100%;
  }

  .hero-dates{
    flex-direction:column;
    gap:8px;
  }

  .hero-dates span{
    width:100%;
  }

}
/* =========================================================
   DEPARTMENT GALLERY SWIPER
========================================================= */

.deptSwiper{
  width:100%;              /* Full width slider */
  margin-top:40px;         /* Space above gallery */
  padding-bottom:40px;     /* Space for pagination dots */
}

/* Center content inside each slide */

.deptSwiper .swiper-slide{
  display:flex;
  justify-content:center;
  align-items:center;
}

/* Gallery images */

.deptSwiper img{
  width:100%;
  height:220px;            /* Fixed image height */
  object-fit:cover;        /* Maintain aspect ratio */
  border-radius:12px;      /* Rounded corners */
  box-shadow:0 6px 18px rgba(0,0,0,0.15);
  transition:transform .4s ease, box-shadow .4s ease;
}

/* =========================================================
   IMAGE HOVER EFFECT
========================================================= */

.deptSwiper img:hover{
  transform:scale(1.05);   /* Slight zoom effect */
  box-shadow:0 10px 25px rgba(0,0,0,0.25);
}

/* =========================================================
   SWIPER NAVIGATION ARROWS
========================================================= */

.deptSwiper .swiper-button-next,
.deptSwiper .swiper-button-prev{
  color:#5b21b6;           /* Purple theme color */
}

/* =========================================================
   SWIPER PAGINATION DOTS
========================================================= */

.deptSwiper .swiper-pagination-bullet{
  background:#8181812c;         /* Default dot color */
  opacity:1;
}

.deptSwiper .swiper-pagination-bullet-active{
  background:#5b21b6;      /* Active dot color */
}

/* ===============================
   SDG SECTION
=============================== */

.sdg-section{
  text-align:center;
}

/* ===============================
   SDG MAIN GOALS LOGO
=============================== */

.sdg-main-logo{
  display:flex;
  justify-content:center;
  align-items:center;
  margin:20px 0 25px 0;
}

.sdg-main-logo img{
  width:700px;
  max-width:90%;
  height:auto;
  display:block;
  animation:logoFloat 6s ease-in-out infinite, zoomIn 2s ease-out;
}

/* Logo entry animation */

@keyframes zoomIn{
  from{
    transform:scale(0.8);
    opacity:0;
  }
  to{
    transform:scale(1);
    opacity:1;
  }
}

/* subtle floating animation */

@keyframes logoFloat{
  0%{transform:translateY(0)}
  50%{transform:translateY(-6px)}
  100%{transform:translateY(0)}
}

/* ===============================
   GRID
=============================== */

.sdg-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(110px, 1fr));
  gap:30px;
  margin-top:35px;
  justify-items:center;
  align-items:center;
  max-width:900px;
  margin-left:auto;
  margin-right:auto;
}

/* ===============================
   ITEM CARD
=============================== */

.sdg-item{
  position:relative;               /* Needed for gradient */
  overflow:hidden;                 /* Keep gradient inside */
  background:#fff;
  width:100px;
  height:100px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 6px 18px rgba(0,0,0,.08);
  transition:.35s ease;
  animation:fadeUp .8s ease forwards;
}

/* ===============================
   BOTTOM GRADIENT ACCENT
=============================== */

.sdg-item::after{
  content:"";
  position:absolute;
  bottom:0;
  left:0;
  width:100%;
  height:5px;
  background:linear-gradient(
    90deg,
    #4c1d95,
    #5b21b6,
    #7c3aed,
    #5b21b6,
    #4c1d95
  );
}

/* ===============================
   IMAGE
=============================== */

.sdg-item img{
  width:70px;
  height:70px;
  object-fit:contain;
  transition:.35s ease;
}

/* ===============================
   HOVER EFFECT
=============================== */

.sdg-item:hover{
  transform:translateY(-6px) scale(1.05);
  box-shadow:0 12px 28px rgba(0,0,0,.15);
  animation:flip 0.6s ease-in-out;
}

@keyframes flip{
  0%{transform:rotateY(0)}
  50%{transform:rotateY(180deg)}
  100%{transform:rotateY(360deg)}
}

.sdg-item:hover img{
  transform:scale(1.08);
}

/* ===============================
   FLOATING EFFECT
=============================== */

.sdg-item:nth-child(odd){
  animation:fadeUp .8s ease forwards, float 4s ease-in-out infinite;
}

.sdg-item:nth-child(even){
  animation:fadeUp .8s ease forwards, float 5s ease-in-out infinite;
}

/* ENTRY ANIMATION */

@keyframes fadeUp{
  from{
    opacity:0;
    transform:translateY(30px);
  }
  to{
    opacity:1;
    transform:translateY(0);
  }
}

/* FLOAT EFFECT */

@keyframes float{
  0%{transform:translateY(0)}
  50%{transform:translateY(-6px)}
  100%{transform:translateY(0)}
}

/* ===== CLIENTS SECTION ===== */
.clients{
  background:#f4f3f8;
  padding:60px 0;
}
.clients-slider{
  width:100%;
  padding-bottom:40px;
}
.clients-slider .swiper-slide{
  text-align:center;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  opacity:.6;
  transition:opacity .3s ease, transform .3s ease;
}
.clients-slider .swiper-slide-active,
.clients-slider .swiper-slide:hover{
  opacity:1;
  transform:translateY(-5px);
}
.clients-slider img{
  width:100px;
  height:100px;
  object-fit:contain;
  margin-bottom:15px;
  filter: grayscale(100%);
  transition: filter 0.3s;
}
.clients-slider .swiper-slide:hover img {
  filter: grayscale(0%);
}
.clients-slider p{
  font-size:14px;
  color:#4b5563;
  max-width:180px;
  line-height:1.5;
  margin:0;
  font-weight: 500;
}
.clients .swiper-pagination-bullet{
  background:var(--purple);
  opacity:.3;
}
.clients-slider .swiper-pagination{
  margin-top:20px;
  position:relative;
  bottom:-10px;
}
.clients .swiper-pagination-bullet-active{
  opacity:1;
  transform:scale(1.2);
}

/* SECTIONS */
.section{padding:80px 0}
.section.light{background:var(--purple-light)}
.title{text-align:center;margin-bottom:40px;color:var(--purple-dark); font-size: 32px;}
.sub-title{margin-top:40px;color:var(--purple-dark);text-align:center; font-size: 24px;}
.center-text{text-align:center;max-width:800px;margin:auto; font-size: 18px; color: #4b5563;}
p { margin-bottom: 15px; color: #4b5563; font-size: 16px; line-height: 1.8; }

/* =========================================================
   IMPORTANT DATES
========================================================= */
.dates-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:25px;
  margin-top:30px;
}

.date-card{
  background:#fff;
  padding:25px;
  border-radius:14px;
  text-align:center;
  box-shadow:0 6px 18px rgba(0,0,0,.08);
  transition:.3s;
}

.date-card i{
  font-size:28px;
  color:var(--purple);
  margin-bottom:10px;
  transition:transform .3s ease;
}

.date-card h3{
  font-size:18px;
  margin-bottom:8px;
}

.date-card p{
  font-weight:600;
  color:var(--purple-dark);
}

.date-card:hover{
  transform:translateY(-6px);
  box-shadow:0 12px 28px rgba(0,0,0,.15);
}

.date-card:hover i{
  transform:scale(1.1);
}
.date-card{
  position:relative;   
  overflow:hidden;     
}
.date-card::after{
  content:"";          
  position:absolute;   
  bottom:0;            
  left:0;              
  width:100%;          
  height:6px;          
  background:linear-gradient(
    90deg,
    #4c1d95,
    #5b21b6,
    #7c3aed,
    #5b21b6,
    #4c1d95
  );
}

/* PUBLICATION */
.publication-box{
  margin-top:30px;
  background:white;
  padding:20px;
  border-left:5px solid var(--purple);
  border-radius:12px;
  box-shadow:0 4px 15px rgba(0,0,0,0.05);
  font-size:16px;
  color:var(--purple-dark);
}

.publication-box p{
  color:var(--purple-dark);   /* override global p color */
  margin:0;
}

.publication-box strong{
  color:var(--purple-dark);
  font-weight:700;
}
/* PARTICIPATE */
.participate-icons{
  display:flex;
  justify-content:center;
  gap:20px;
  flex-wrap:wrap;
  margin-top:40px;
}
.participate-item{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:15px;
  padding:25px;
  border-radius:16px;
  background:white;
  border:1px solid rgba(0,0,0,0.05);
  box-shadow:0 8px 20px rgba(124,58,237,.08);
  min-width:200px;
  flex: 1;
  transition:.3s;
}
.participate-item:hover{
  transform:translateY(-5px);
  box-shadow:0 12px 25px rgba(124,58,237,.15);
}
.participate-item i{
  font-size:50px;
  color:var(--purple);
}
/* Participant card text → purple */
.participate-item span{
  color:var(--purple-dark);
  font-weight:600;
}

.participate-item{

  position:relative;   
  overflow:hidden;     
}
.participate-item::after{
  content:"";          
  position:absolute;   
  bottom:0;            
  left:0;              
  width:100%;          
  height:6px;          
  background:linear-gradient(
    90deg,
    #4c1d95,
    #5b21b6,
    #7c3aed,
    #5b21b6,
    #4c1d95
  );
}

/* =========================================================
   TRACKS GRID
========================================================= */

.tracks-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);   /* Two columns layout */
  gap:25px;                              /* Space between cards */
}

/* Responsive layout for mobile */

@media (max-width:768px){
  .tracks-grid{
    grid-template-columns:1fr;           /* Single column on small screens */
  }
}

/* =========================================================
   TRACK CARD
========================================================= */

.track-card{
  position:relative;                     /* Required for ::after accent line */
  padding:30px;
  border-radius:20px;
  background:white;
  border:1px solid rgba(0,0,0,0.05);
  box-shadow:0 10px 30px rgba(124,58,237,.08);
  transition:transform .3s ease, box-shadow .3s ease;
  overflow:hidden;                       /* Keeps gradient bar inside card */
}

/* Hover effect */

.track-card:hover{
  transform:translateY(-5px);
  box-shadow:0 15px 35px rgba(124,58,237,.15);
}

/* =========================================================
   TRACK CARD TITLE
========================================================= */

.track-card h3{
  color:var(--purple-dark);
  margin-bottom:20px;
  font-weight:700;
  font-size:20px;
  display:flex;
  align-items:center;
  gap:15px;
}

/* Icon inside heading */

.track-card h3 i{
  font-size:35px;
  color:#5b21b6;
}

/* =========================================================
   LIST STYLING
========================================================= */

.track-card ul{
  padding-left:20px;
  color:#4b5563;
}

.track-card li{
  margin-bottom:10px;
  font-size:15px;
}

/* =========================================================
   CENTER LAST CARD IF ODD NUMBER
========================================================= */

.tracks-grid .track-card:last-child:nth-child(odd){
  grid-column:1 / -1;
  max-width:600px;
  margin:auto;
}

/* =========================================================
   DARK GRADIENT BOTTOM ACCENT
========================================================= */

.track-card::after{
  content:"";
  position:absolute;
  bottom:0;
  left:0;
  width:100%;
  height:6px;
  background:linear-gradient(
    90deg,
    #4c1d95,
    #5b21b6,
    #7c3aed,
    #5b21b6,
    #4c1d95
  );
}
/* ===============================
   RESOURCE PERSON SECTION
================================ */

.speaker-section{
  padding:80px 0;
}

/* Speaker Card */

.speaker-card{
  display:flex;
  align-items:center;
  gap:35px;
  max-width:700px;
  margin:auto;
  padding:35px;
  background:#ffffff;
  border-radius:18px;
  box-shadow:0 15px 35px rgba(0,0,0,0.12);
  position:relative;
  transition:all .35s ease;
}

/* Hover effect */

.speaker-card:hover{
  transform:translateY(-8px);
  box-shadow:0 25px 50px rgba(0,0,0,0.2);
}

/* Photo */

.speaker-photo img{
  width:160px;
  height:160px;
  border-radius:16px;
  object-fit:cover;
  transition:transform .4s ease;
}

/* Image hover */

.speaker-card:hover img{
  transform:scale(1.05);
}

/* Speaker name */

.speaker-name{
  font-size:22px;
  font-weight:700;
  color:#5b21b6;
  margin-bottom:10px;
}

/* Designation badge */

.speaker-role{
  display:inline-block;
  font-size:14px;
  font-weight:600;
  color:#5b21b6;
  background:linear-gradient(135deg,#ede9fe,#ddd6fe);
  padding:6px 14px;
  border-radius:20px;
  border:1px solid #c4b5fd;
  margin-bottom:10px;
}

/* Organization */

.speaker-org{
  font-size:15px;
  font-weight:600;
  color:#374151;
}

/* Location */

.speaker-location{
  font-size:14px;
  color:#6b7280;
}

/* Responsive */

@media(max-width:600px){

  .speaker-card{
    flex-direction:column;
    text-align:center;
  }

}

/* =====================================================
   SPEAKER CARD
   Parent container must be relative for ::after to work
===================================================== */

.speaker-card{
  position:relative;   /* Allows the pseudo-element to position inside the card */
  overflow:hidden;     /* Ensures the accent bar stays within card bounds */
}

/* =====================================================
   DARK GRADIENT BOTTOM ACCENT
   Decorative gradient bar at the bottom of the card
===================================================== */

.speaker-card::after{
  content:"";          /* Required for pseudo-element */
  position:absolute;   /* Position relative to .speaker-card */
  bottom:0;            /* Align to bottom */
  left:0;              /* Start from left edge */
  width:100%;          /* Full card width */
  height:6px;          /* Thickness of gradient bar */
  background:linear-gradient(
    90deg,
    #4c1d95,
    #5b21b6,
    #7c3aed,
    #5b21b6,
    #4c1d95
  );
}
/* ===============================
   COMMITTEE SECTION
================================ */

.committee-section{
  background:#f4f1f3;
  padding:80px 0;
}

/* Section title */

.committee-section .title{
  text-align:center;
  font-size:32px;
  font-weight:700;
  color:#6b2dbd;
  margin-bottom:50px;
  letter-spacing:0.5px;
}

/* Category headings */

.committee-heading{
  text-align:center;
  font-size:26px;
  font-weight:700;
  margin:50px 0 25px;
  color:#5b21b6;
}

/* Grid layout */

.committee-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:35px;
  justify-items:center;
}

/* Card */

.committee-card{
  width:260px;
  height:390px;
  background:#ffffff;
  border-radius:16px;
  overflow:hidden;
  text-align:center;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  box-shadow:0 12px 28px rgba(0,0,0,0.15);
  transition:all .35s ease;
  position:relative;
}

/* Hover animation */

.committee-card:hover{
  transform:translateY(-10px) scale(1.02);
  box-shadow:0 22px 45px rgba(0,0,0,0.25);
}

/* Image */

.committee-card img{
  width:100%;
  height:260px;
  object-fit:cover;
  object-position:top;
  transition:transform .4s ease;
}

/* Image zoom */

.committee-card:hover img{
  transform:scale(1.06);
}

/* Card info */

.committee-info{
  padding:20px 18px;
  background:#faf8ff;
}

/* Member name */

.committee-info h4{
  font-size:18px;
  font-weight:700;
  color:#5b21b6;
  margin-bottom:10px;
}

/* Highlighted designation badge */

.committee-info p{
  display:inline-block;
  font-size:14px;
  font-weight:600;
  color:#5b21b6;
  background:linear-gradient(135deg,#ede9fe,#ddd6fe);
  padding:6px 16px;
  border-radius:20px;
  border:1px solid #c4b5fd;
}

/* Bottom gradient highlight */

.committee-card::after{
  content:"";
  position:absolute;
  bottom:0;
  left:0;
  width:100%;
  height:6px;
   background:linear-gradient(
    90deg,
    #4c1d95,
    #5b21b6,
    #7c3aed,
    #5b21b6,
    #4c1d95
  );
}

/* =========================================================
   PAPER SUBMISSION GUIDELINES BOX
========================================================= */

.guidelines{
  max-width:800px;                         /* Limit content width */
  margin:0 auto;                           /* Center horizontally */
  background:white;                        /* White card background */
  padding:30px 40px;                       /* Inner spacing */
  border-radius:20px;                      /* Rounded corners */
  box-shadow:0 10px 30px rgba(0,0,0,0.05); /* Soft shadow */
  position:relative;                       /* Required for ::after */
  overflow:hidden;                         /* Keeps gradient inside card */
}

/* =========================================================
   GUIDELINE LIST ITEMS
========================================================= */

.guidelines li{
  margin-bottom:15px;      /* Space between items */
  font-size:16px;          /* Text size */
  color:#4b5563;           /* Soft grey text */
  position:relative;       /* Needed for custom bullet */
  padding-left:25px;       /* Space for bullet */
  list-style:none;         /* Remove default bullet */
}

/* Custom purple bullet */

.guidelines li::before{
  content:"•";             /* Bullet symbol */
  color:var(--purple);     /* Theme color */
  font-size:24px;          /* Bullet size */
  position:absolute;
  left:0;
  top:-4px;
}

/* =========================================================
   GRADIENT BOTTOM ACCENT
========================================================= */

.guidelines::after{
  content:"";
  position:absolute;
  bottom:0;
  left:0;
  width:100%;
  height:6px;
  background:linear-gradient(
    90deg,
    #4c1d95,
    #5b21b6,
    #7c3aed,
    #5b21b6,
    #4c1d95
  );
}

/* =========================================================
   REGISTRATION TABLE WRAPPER
========================================================= */

.reg-table-wrap{
  max-width:700px;                         /* Limit table width */
  margin:30px auto;                        /* Center the table */
  background:white;                        /* White background */
  border-radius:16px;                      /* Rounded corners */
  overflow:hidden;                         /* Keeps accent inside */
  box-shadow:0 10px 30px rgba(124,58,237,.1);
  position:relative;                       /* Required for ::after accent */
}

/* =========================================================
   REGISTRATION TABLE
========================================================= */

.reg-table{
  width:100%;
  border-collapse:collapse;                /* Remove table spacing */
  text-align:left;
}

/* Table header */

.reg-table thead{
  background:linear-gradient(
    90deg,
    var(--purple),
    var(--purple-dark)
  );
  color:white;
}

.reg-table th{
  padding:18px 25px;
  font-weight:600;
  font-size:18px;
}

/* Table body cells */

.reg-table td{
  padding:18px 25px;
  border-top:1px solid rgba(0,0,0,.05);
  font-size:16px;
  color:#4b5563;
  font-weight:500;
}

/* Icon inside table */

.reg-table td i{
  color:var(--purple);
  margin-right:10px;
  font-size:20px;
}

/* Hover effect for rows */

.reg-table tbody tr:hover{
  background:rgba(124,58,237,.03);
}

/* =========================================================
   GRADIENT BOTTOM ACCENT
========================================================= */

.reg-table-wrap::after{
  content:"";
  position:absolute;
  bottom:0;
  left:0;
  width:100%;
  height:6px;
  background:linear-gradient(
    90deg,
    #4c1d95,
    #5b21b6,
    #7c3aed,
    #5b21b6,
    #4c1d95
  );
}

/* =========================================================
   REGISTRATION DETAILS GRID
========================================================= */

.reg-grid{
  display:grid;
  grid-template-columns:1fr 1fr;   /* Two-column layout */
  gap:30px;                        /* Space between cards */
  max-width:900px;                 /* Limit section width */
  margin:0 auto;                   /* Center the grid */
}

/* Responsive layout for mobile */

@media (max-width:768px){
  .reg-grid{
    grid-template-columns:1fr;     /* Single column on small screens */
  }
}

/* =========================================================
   REGISTRATION CARD
========================================================= */

.reg-card{
  position:relative;               /* Needed for gradient accent */
  background:white;
  padding:40px 30px;
  border-radius:20px;
  text-align:center;
  box-shadow:0 10px 30px rgba(124,58,237,.08);
  overflow:hidden;                 /* Keeps accent line inside */
}

/* Card heading */

.reg-card h3{
  color:var(--purple-dark);
  font-size:22px;
  margin-bottom:20px;
}

/* =========================================================
   REGISTRATION BUTTON
========================================================= */

.reg-btn{
  display:inline-block;
  background:var(--purple);
  color:white;
  padding:15px 30px;
  border-radius:30px;
  text-decoration:none;
  font-weight:600;
  transition:0.3s;
  box-shadow:0 5px 15px rgba(124,58,237,.3);
}

/* Button hover effect */

.reg-btn:hover{
  background:var(--purple-dark);
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(124,58,237,.4);
}

/* =========================================================
   QR CODE BOX
========================================================= */

.qr-box img{
  width:200px;
  height:200px;
  object-fit:contain;
  border:1px solid #eee;
  padding:10px;
  border-radius:12px;
  margin-top:15px;
}

/* =========================================================
   GRADIENT BOTTOM ACCENT
========================================================= */

.reg-card::after{
  content:"";
  position:absolute;
  bottom:0;
  left:0;
  width:100%;
  height:6px;
  background:linear-gradient(
    90deg,
    #4c1d95,
    #5b21b6,
    #7c3aed,
    #5b21b6,
    #4c1d95
  );
}
/* VENUE */
.venue-section{
  background: linear-gradient(rgba(124,58,237,.9), rgba(91,33,182,.9)), url("https://images.unsplash.com/photo-1562774053-701939374585?auto=format&fit=crop&q=80&w=2000") center/cover fixed;
  padding:100px 0;
  color:white;
}
.venue-wrap{
  display:grid;
  grid-template-columns:1fr 1.5fr;
  gap:50px;
  align-items:center;
}
@media(max-width:992px){
  .venue-wrap { grid-template-columns: 1fr; }
}
.venue-info { color: white; }
.venue-info p { color: rgba(255,255,255,0.9); }
.venue-title{
  font-size:36px;
  font-weight:700;
  display:flex;
  align-items:center;
  gap:15px;
  margin-bottom:20px;
}
.venue-name{
  font-size:22px;
  font-weight:600;
  margin-bottom:10px;
}
.venue-place{
  font-size:18px;
}
.venue-logo{
  width: 250px;
  height:auto;
  margin-bottom:30px;
  background: white;
  padding: 15px;
  border-radius: 5px;
}
.venue-map{
  border-radius:20px;
  overflow:hidden;
  padding:10px;
  background:rgba(255,255,255,.15);
  backdrop-filter:blur(10px);
  box-shadow: 0 20px 50px rgba(0,0,0,.3);
}
.venue-map iframe{
  width:100%;
  height:400px;
  border:0;
  display:block;
  border-radius:15px;
}

/* =========================================================
   CONTACT
========================================================= */

.contact-section{
  padding:100px 0;
  background:#f8fafc;
}

.contact-card{
  max-width:800px;
  margin:auto;
  background:#fff;
  border-radius:24px;
  padding:50px;
  box-shadow:0 20px 50px rgba(124,58,237,.1);
}

/* =========================================================
   CONTACT TITLE
========================================================= */

.contact-title{
  color:var(--purple-dark);
  text-align:center;
  font-size:32px;
  font-weight:700;
  margin-bottom:40px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:15px;
}

/* =========================================================
   CONTACT GRID
========================================================= */

.contact-list{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:25px;
}

/* =========================================================
   CONTACT ITEM
========================================================= */

.contact-item{
  position:relative;            /* Needed for gradient */
  overflow:hidden;              /* Keeps gradient inside card */
  display:flex;
  align-items:flex-start;
  gap:20px;
  background:#f8fafc;
  padding:25px;
  border-radius:16px;
  border:1px solid #e2e8f0;
  transition:.3s;
}

.contact-item:hover{
  background:#fff;
  transform:translateY(-5px);
  box-shadow:0 10px 25px rgba(124,58,237,.1);
  border-color:var(--purple-light);
}

/* =========================================================
   ICON
========================================================= */

.contact-item i{
  color:var(--purple);
  font-size:28px;
  background:var(--purple-light);
  width:50px;
  height:50px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  transition:transform 0.3s ease, background 0.3s ease;
}

.contact-item:hover i{
  transform:scale(1.1) rotate(5deg);
  background:var(--purple);
  color:white;
}

/* =========================================================
   TEXT
========================================================= */

.contact-item strong{
  color:var(--purple-dark);
  display:block;
  font-size:18px;
  margin-bottom:5px;
}

.contact-item span{
  color:#64748b;
  font-size:14px;
  display:block;
  margin-bottom:8px;
}

.contact-item a{
  color:var(--purple-dark);
  text-decoration:none;
  font-weight:600;
  font-size:16px;
}

.contact-item a:hover{
  text-decoration:underline;
}

/* =========================================================
   GRADIENT BOTTOM ACCENT FOR EACH ITEM
========================================================= */

.contact-item::after{
  content:"";
  position:absolute;
  bottom:0;
  left:0;
  width:100%;
  height:6px;
  background:linear-gradient(
    90deg,
    #4c1d95,
    #5b21b6,
    #7c3aed,
    #5b21b6,
    #4c1d95
  );
}

/* =========================================================
   MOBILE — CONTACT
========================================================= */

@media (max-width:768px){

  .contact-section{
    padding:60px 0;
  }

  .contact-card{
    padding:30px 20px;
    border-radius:18px;
  }

  .contact-title{
    font-size:24px;
    margin-bottom:25px;
  }

  .contact-list{
    grid-template-columns:1fr;
    gap:18px;
  }

  .contact-item{
    flex-direction:column;
    align-items:center;
    text-align:center;
    padding:20px;
  }

  .contact-item i{
    margin-bottom:10px;
  }

  .contact-item strong{
    font-size:16px;
  }

  .contact-item a{
    font-size:15px;
  }

}

/* FOOTER */
.footer{
  text-align:center;
  padding:30px;
  background:#0f172a;
  color:#f8f9fa;
  font-size: 15px;
  animation: fadeInUp 1s ease-out both;
}

@keyframes fadeInUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* NOTICE BAR */
.notice{
  display:flex;
  align-items:center;
  gap:20px;
  background:var(--purple-light);
  border-bottom:1px solid rgba(124,58,237,.2);
  padding:12px 20px;
  overflow:hidden;
}
.notice-label{
  background:linear-gradient(90deg,var(--purple),var(--purple-dark));
  color:white;
  padding:8px 16px;
  border-radius:20px;
  font-size:14px;
  font-weight:600;
  display:flex;
  align-items:center;
  gap:8px;
  white-space:nowrap;
  box-shadow: 0 4px 10px rgba(124,58,237,.3);
}
.notice-label i {
  animation: wiggle 2s ease-in-out infinite;
}

@keyframes wiggle {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-5deg); }
  75% { transform: rotate(5deg); }
}

.notice-marquee{
  overflow:hidden;
  flex:1;
}
.notice-track{
  white-space:nowrap;
  color:var(--purple-dark);
  font-weight:600;
  font-size: 16px;
  animation:noticeScroll 20s linear infinite;
}
@keyframes noticeScroll{
  0%{transform:translateX(100%)}
  100%{transform:translateX(-100%)}
}