body {
    margin: 0;
    height: 400vh; /* allow scrolling */
    /* background: linear-gradient(-45deg, #1e3c72, #2a5298, #00c6ff, #0093E9); */
    /* background: linear-gradient(-45deg, #0a192f, #112d4e, #1b3b6f, #27496d); */
    /* background-size: 400% 400%; */
    background-size: inherit;
    background-position: 50% 0%;
    background-color: black;
    background-image: url(../images/Background.png);
    background-repeat: no-repeat;
    /* animation: gradientShift 15s ease infinite; */
    transition: background-position 0.2s ease;
    font-family: 'Inter', sans-serif;
    color: #e0e0e0;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: center;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.nopadding{
    padding-left: 0 !important;
    padding-right: 0 !important;
}

/* Glassmorphism Panel */
.glass-box {
    /* Light frosted/sandblast glass */
    position: relative;
    /* background: rgba(255,255,255,0.68); light translucent panel */
    background: rgba(255,255,255);
    -webkit-backdrop-filter: blur(10px) saturate(140%);
    backdrop-filter: blur(10px) saturate(140%);
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.75);
    padding: 2.5rem 3rem;
    /* box-shadow: 0 6px 20px rgba(2,8,23,0.12); */
    box-shadow: 0px 0px 20px 1px rgb(255 255 255 / 70%);
    /* center and use a common website width */
    max-width: 1100px;
    width: min(1100px, 100%);
    margin:40px auto 0px auto;
    text-align: center;
    color: #072033; /* dark text for better contrast on light glass */
    overflow: hidden;
}

/* sandblast / grain texture using a subtle radial pattern */
.glass-box::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image: radial-gradient(rgba(0,0,0,0.03) 1px, transparent 1px);
    background-size: 6px 6px;
    opacity: 0.55;
    mix-blend-mode: overlay;
}

/* ensure headings inside the glass-box use the darker color */
.glass-box h1,
.glass-box p {
    color: inherit;
}

.glass-box .content{
    text-align: left; 
    font-size: 1.1rem; 
    line-height: 1.6;
}

.hero {
    width: 100%;
    position: relative;
    display: block;
}

.hero-img {
    display: block;
    width: 100%;
    height: auto; /* keep aspect ratio based on image resolution */
    object-fit: cover;
}
/* ---------------------------------------------------- */
/* Fixed navigation bar (always visible at top) */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.65rem 1rem;
    background: #ffffff; /* solid white */
    color: #000000; /* default text color inside nav */
    z-index: 1100;
    border-bottom: 1px solid rgba(0,0,0,0.08);
    height: 65px;
    box-shadow: 0 6px 18px rgba(2,8,23,0.08);
}

nav .logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

nav .logo .logo-img {
    height: 36px;
    width: auto;
    display: block;
}

nav .nav-links {
    display: flex;
    gap: 1rem;
}

nav .nav-links a {
    color: #000000;
    text-decoration: none;
    padding: 0.45rem 0.6rem;
    border-radius: 6px;
    transition: background 0.12s ease, color 0.12s ease;
    font-weight: 600;
}

nav .nav-links a:hover {
    background: rgba(0,0,0,0.06);
    color: #000000;
}

@media (max-width: 600px) {
    nav {
        padding: 0.45rem 0.6rem;
    }
    nav .logo {
        font-size: 1rem;
    }
    nav .nav-links {
        gap: 0.5rem;
    }

    body {
        background-size: cover;
        background-position: 50%;
    }
}

/* ensure page content sits below the fixed nav */
.container-fluid {
    padding-top: 65px; /* nav height (65px) + small buffer */
}

/* Mobile nav (hamburger) styles */
.nav-toggle {
    display: none; /* shown on small screens */
    background: none;
    border: 0;
    cursor: pointer;
    padding: 0.35rem;
}
.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
    content: '';
    display: block;
    width: 22px;
    height: 2px;
    background: #0b2340;
    border-radius: 2px;
}
.nav-toggle-icon { position: relative; }
.nav-toggle-icon::before { transform: translateY(-6px); }
.nav-toggle-icon::after { transform: translateY(4px); }

/* hide the nav links on small screens and show via toggled .open */
@media (max-width: 900px) {
    .nav-toggle { display: block; }
    nav .nav-links {
        display: none;
        position: absolute;
        left: 0;
        right: 0;
        top: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 0.75rem 1rem 1rem 1rem;
        gap: 0.5rem;
        box-shadow: 0 8px 20px rgba(2,8,23,0.08);
    }
    nav .nav-links.open { display: flex; }
    nav .nav-links a { color: #0b2340; padding: 0.6rem 0.5rem; }
    /* make logo slightly smaller */
    nav .logo .logo-img { height: 30px; }
    /* adjust container top padding for smaller nav height on mobile */
    .container-fluid { padding-top: 65px; }
}

/* Hero/banner styles */
.hero {
    width: 100%;
}


.hero-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    /* no left/right padding as requested */
    padding: 2rem 0;
}

.hero-text {
    max-width: 900px;
    width: 100%;
}

.title{
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    color: #3e71c2;
    text-shadow: 0 2px 2px rgba(0,0,0,0.3);
}

.time-container{
    /* color:#3e71c2;  */
    margin: 40px 0 0 0 ; 
    text-align: center;
    padding: 40px 0px;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    align-content: center;
    justify-content: center;
    align-items: center;
    /* background-color: white; */
}

.time-container .time-grid{
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-content: center;
    justify-content: center;
    align-items: center;
}

.time-container .time-register{
    margin-top: 3rem;
    font-size: 2rem;
    font-weight: 400;
    color: #174b6f;
}

.time-container .time{
  margin: 0 2.5rem;
  width: auto;
}

.time-container .time .counting{
  font-size: 64pt;
  font-weight: 700;
}

.time-container .time .info{
    font-size: 12pt;
    font-weight: 700;
}


@media (max-width: 800px) {

    .time-container .time{
        margin: 0 1rem;
        width: auto;
    }

    .time-container .time .counting{
        font-size: 12pt;
        font-weight: 700;
    }

    .glass-box {
        padding: 1.5rem 1rem;
        border-radius: 12px;
        margin: 20px 20px;
        width: auto;
    }
    .hero-text h1 {
        font-size: 1.4rem;
    }
}

/* -----------------------------
   Sponsor logos (type-based)
   Usage: give .sponsor-blocks a type class: sponsor-platinum | sponsor-gold | sponsor-silver
   ----------------------------- */

.sponsor-container{
    padding: 3rem 0;
    text-align: center;
    /* background-color: #3e71c2; */
    color: white;
    max-width: 1100px;
    margin: 0 auto;
}

.sponsor-container .title{
    color:white;
    font-size: 2.5rem;
}

.sponsor-blocks {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
    flex-direction: column;
    flex-wrap: nowrap;
    align-content: center;
    align-items: center;
}

.sponsor-type {
    color: white;
    margin-bottom: 0.75rem;
    font-size: 16pt;
    margin-top: 1.5rem;
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    justify-content: center;
    align-content: center;
    align-items: center;
    /* make width responsive instead of fixed */
    max-width: 1100px;
    width: 100%;
}

.sponsor-type-line {
    display: block;
    flex: 1 1 40%;
    height: 2px;
    background: rgb(255, 255, 255);
    min-width: 36px;
}

.sponsor-type-text {
    white-space: nowrap;
    padding: 0 0.5rem;
}

.sponsor-logos {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: center;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
}

.sponsor-logo {
    display: block;
    /* background: white; */
    padding: 0.5rem;
    border-radius: 6px;
    transition: transform 160ms ease, filter 160ms ease, box-shadow 160ms ease;
    filter: grayscale(0%);
    object-fit: contain;
}

.diamond{
    width: 260px;
    height: 160px;
}

.platinum{
    width: 220px;
    height: 140px;
}

.gold{
    width: 180px;
    height: 120px;
}

.silver{
    width: 140px;
    height: 90px;
}

.sponsor-logo:hover {
    transform: translateY(-6px) scale(1.02);
    filter: none;
    box-shadow: 0 6px 18px rgba(2,8,23,0.12);
}

/* Platinum: larger logos, more spacing */
.sponsor-blocks.sponsor-platinum .sponsor-logos {
    gap: 2rem;
}
.sponsor-blocks.sponsor-platinum .sponsor-logo {
    max-width: 260px;
}

/* Gold: medium logos */
.sponsor-blocks.sponsor-gold .sponsor-logos {
    gap: 1.5rem;
}
.sponsor-blocks.sponsor-gold .sponsor-logo {
    max-width: 160px;
}

/* Silver: smaller logos */
.sponsor-blocks.sponsor-silver .sponsor-logos {
    gap: 1rem;
}
.sponsor-blocks.sponsor-silver .sponsor-logo {
    max-width: 120px;
    opacity: 0.95;
}

/* Responsive tweaks */
@media (max-width: 900px) {
    .sponsor-logo { max-width: 40%; }
}

@media (max-width: 480px) {
    .sponsor-logo { max-width: 96%; padding: 0.4rem; }
    /* .sponsor-logo { max-width: 48%; padding: 0.4rem; } */
    .sponsor-type { text-align: center; }
}


.agenda-container{
    /* padding: 3rem 0; */
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
    text-align: center;
    /* background-color: #f5f5f5; */
    color: #FFFFFF;
}

.agenda-container .title{
    font-size: 2.5rem;
    color: #FFFFFF;
}

/* Agenda table styles */
.agenda-table{
    width: 100%;
    max-width: 1100px;
    margin: 1.25rem auto 0 auto;
    padding: 0 1rem;
}

.agenda-row{
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 16px;
    align-items: start;
    padding: 14px 18px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.agenda-row-partner{
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 16px;
    align-items: start;
    padding: 14px 18px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.agenda-row.agenda-header, .agenda-row-partner.agenda-header{
    background: rgba(0,0,0,0.12);
    font-weight: 700;
    text-transform: uppercase;
    color: #fff;
}

.agenda-row:not(.agenda-header):nth-child(even){
    background: rgba(255,255,255,0.02);
}

.agenda-cell{
    color: #072033;
}

.agenda-cell.time-cell{
    text-align: center;
    font-weight: 700;
}

.agenda-cell.activity-cell{
    text-align: left;
    font-weight: 700;
}

.agenda-cell.speaker-cell{
    text-align: left;
    font-size: 0.95rem;
    color: #072033;
    font-weight: 400;
    font-style: italic;
}

/* Responsive: stack rows on narrow screens */
@media (max-width: 900px) {
    .agenda-row, .agenda-row-partner{
        grid-template-columns: 1fr;
        gap: 8px;
        padding: 20px 14px;
    }
    .agenda-row.agenda-header, .agenda-row-partner.agenda-header { display: none; }
    .agenda-cell{ text-align: center !important;  }
    .agenda-cell.time-cell{ font-weight: 700; }
}




/* -----------------------------
   Speakers grid
   - 4 columns on desktop
   - photo, name, title order inside each card
   ----------------------------- */
.speaker-container{
    color:#ffffff; 
    text-align: center;
    padding: 40px 0px;
    /* background-color: #ffffff1f; */
}

.speaker-container .title{
    color: #ffffff;
    font-size: 2.25rem;
    margin-bottom: 1rem;
}

.speaker-cards{
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    align-items: start;
}

.speaker-card{
    background: rgba(255,255,255,0.02);
    border-radius: 12px;
    padding: 1.1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.speaker-photo{
    width: 140px;
    height: 140px;
    object-fit: cover;
    border-radius: 50%;
    display: block;
    box-shadow: 0 8px 20px rgba(2,8,23,0.10);
    border: 4px solid rgba(255,255,255,0.9);
}

.speaker-name{
    margin-top: 0.85rem;
    margin-bottom: 0.25rem;
    font-size: 1.05rem;
    font-weight: 700;
    /* color: #072033; */
}

.speaker-title{
    margin: 0;
    font-size: 0.95rem;
    /* color: #2b5876; */
}

/* Responsive grid breakpoints */
@media (max-width: 1000px){
    .speaker-cards{ grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 700px){
    .speaker-cards{ grid-template-columns: repeat(2, 1fr); }
    .speaker-photo{ width: 120px; height: 120px; }
}
@media (max-width: 480px){
    .speaker-cards{ grid-template-columns: 1fr; }
    .speaker-photo{ width: 110px; height: 110px; }
}

/* Register box (two-column) */
.register-box {
    /* uses glass-box styles; tweak spacing specifically for register */
   margin-bottom: 2.5rem;
}

.register-box .title{
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #3e71c2;
}

.register-grid{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    align-items: center;
}

.register-left{
    text-align: left;
}

.register-left .title{ margin-top: 0; }

.register-button{
    display: inline-block;
    margin: 0.75rem 0 1rem 0;
    padding: 1.5rem 4rem;
    background: #1e66c8;
    color: #fff;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    /* box-shadow: 0 6px 18px rgba(30,102,200,0.18); */
    box-shadow: 0px 0px 20px 10px rgb(255 255 255 / 70%);
}

.register-button:hover{ background: #1457a8; }

.location h4{ margin: 0.6rem 0 0.25rem 0; color: #072033; }
.location p{ margin: 0; color: #174b6f; }

.register-right .map-wrap{
    width: 100%;
    height: 260px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(2,8,23,0.08);
}

@media (max-width: 900px){
    .register-grid{ grid-template-columns: 1fr; }
    .register-right .map-wrap{ height: 220px; margin-top: 1rem; }
    .register-left { text-align: center; }
    .register-left .title{ text-align: center; }
}

/* Floating register FAB (bottom-right) */
.register-fab{
    position: fixed;
    right: 20px;
    bottom: 20px;
    min-width: 56px;
    height: 56px;
    padding: 0 14px;
    border-radius: 28px; /* pill */
    background: #1e66c8;
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-decoration: none;
    box-shadow: 0 10px 30px rgba(14,50,100,0.18);
    z-index: 1400;
    transition: transform 150ms ease, box-shadow 150ms ease;
}
.register-fab:hover{ transform: translateY(-4px); box-shadow: 0 14px 36px rgba(14,50,100,0.22); }
.register-fab:active{ transform: translateY(-1px); }
.register-fab .register-fab-label{
    font-weight: 700;
    font-size: 0.95rem;
    line-height: 1;
    color: #fff;
}

@media (max-width: 480px){
    .register-fab{ min-width: 52px; height: 52px; right: 14px; bottom: 14px; padding: 0; border-radius: 50%; }
    .register-fab .register-fab-label{ display: none; }
}


.footer {
    width: 100%;
    padding: 2rem 2rem;
    text-align: center;
    background: #f5f5f5;
    color: #555555;
    font-size: 0.9rem;
}

.digital-passport-container{
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
    text-align: center;
    /* background-color: #f5f5f5; */
    color: #FFFFFF;
    display: flex
;
    flex-direction: column;
    flex-wrap: nowrap;
    align-content: center;
    justify-content: center;
    align-items: center;
}

.digital-passport-container .title{
    font-size: 2.5rem;
    color: #FFFFFF;
}

.digital-passport-container .digital-passport-img{
    margin-top: 1rem;
    width: 300px;
    height: auto;
    display: block;
    background: white;
    padding: 10px;
    margin-bottom: 40px;
    border-radius: 8px;
}