/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Roboto", sans-serif;
}

body {
    background-color: #0f0f0f;
    color: white;
}

.capital {
    text-transform: capitalize;
}

.pointer {
    cursor: pointer;
}

.none {
    text-decoration: none;
    color: inherit;
}

hr {
    margin: 2rem 0;
    border: 0.5px solid rgba(255, 255, 255, 0.1);
}

:root {
    --font-size: 1rem;
    --font-size-2: 1.2rem;
    --green-col: #CFFF0D;
    --blue-col: #89DAF6;
    --purple-col: #D256FB;
}

/* Navigation Styles */
.navbar {
    background-color: white !important;
    height: auto;
    min-height: 70px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: relative;
    z-index: 1000;
}

.navbar-brand {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 900;
    letter-spacing: 2px;
    color: black !important;
    margin-right: 1rem;
}

.navbar-toggler {
    border: none;
    padding: 0.5rem 0.75rem;
}

.navbar-toggler:focus {
    box-shadow: none;
    outline: none;
}

.navbar-collapse {
    background-color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    margin-top: 0.5rem;
}

.nav-link {
    color: black !important;
    font-size: clamp(0.9rem, 1.1vw, 1rem);
    font-weight: 500;
    text-transform: capitalize;
    padding: 0.5rem 1rem !important;
    margin: 0.25rem 0;
    border-radius: 4px;
    transition: all 0.3s ease;
    text-align: center;
}

.nav-link:hover,
.nav-link:focus {
    background-color: #CFFF0D;
    box-shadow: 3px 3px 0px #000;
    transform: translate(-2px, -2px);
}

/* Responsive Adjustments */
@media (min-width: 768px) {
    .navbar-collapse {
        background-color: transparent !important;
        box-shadow: none !important;
        padding: 0 !important;
        margin-top: 0 !important;
    }
    
    .nav-link {
        margin: 0 0.25rem !important;
    }
}

@media (max-width: 767px) {
    .navbar {
        padding: 0.5rem 1rem;
    }
    
    .navbar-brand {
        font-size: 1.5rem;
    }
}
/* Hero Section */
#hero-section {
    background-image: url("assets/hack\ gear\ bg\ 1.png");
    background-size: cover;
    background-position: center;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    color: #000;
    text-align: center;
  }
  
  .hero-content {
    max-width: 1200px;
    width: 100%;
  }
  
  #hero-h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 500;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
  }
  
  #main-presentation {
    background-color: #CFFF0D; /* var(--green-col) */
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    box-shadow: 8px 8px 0px #000;
    transform: rotate(-7deg);
    margin: 2rem auto;
  }
  
  #hero-h3 {
    font-size: clamp(2rem, 8vw, 4rem);
    font-weight: 900;
    margin: 0 1rem;
    text-transform: uppercase;
  }
  
  .square-img {
    height: clamp(2rem, 5vw, 3rem);
    width: auto;
  }
  
  #register-btn {
    background-color: #89DAF6; /* var(--blue-col) */
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    font-weight: 700;
    padding: 0.75rem 2rem;
    border: 3px solid #000;
    box-shadow: 8px 8px 0px #000;
    color: black;
    text-transform: uppercase;
    cursor: pointer;
    margin-top: 2rem;
    transition: all 0.3s ease;
  }
  
  #register-btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: 10px 10px 0px #000;
  }
  
  .countdown-container {
    background-color: rgba(255, 255, 255, 0.9);
    padding: 5rem;
    border-radius: 10px;
    box-shadow: 0 0 30px rgba(0,0,0,0.3);
    max-width: 500px;
    margin: 18px auto 0;
  }
  
  #count-h2 {
    font-size: clamp(1rem, 2vw, 1.5rem);
    margin: 0;
  }
  
  /* Responsive Adjustments */
  @media (max-width: 768px) {
    #main-presentation {
      padding: 0.75rem 1.5rem;
      flex-direction: column;
    }
    
    #hero-h3 {
      margin: 0.5rem 0;
    }
    
    .square-img {
      margin: 0.5rem 0;
    }
    
    .countdown-container {
      margin-top: 2rem;
      padding: 3.75rem;
    }
  }

.countdown-container {
    background-color: rgba(255, 255, 255, 0.9);
    padding: 20px;
    border-radius: 10px;
    border: #000 solid 2px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
    text-align: center;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .countdown-title {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #000;
  }
  
  .countdown-date {
    font-size: 1rem;
    margin-bottom: 20px;
    color: #555;
  }
  
  .countdown-timer {
    display: flex;
    justify-content: space-around;
    align-items: center;
    font-size: 1.5rem;
    margin-top: 10px;
  }
  
  .time-block {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .time-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: #000;
  }
  
  .time-label {
    font-size: 1rem;
    color: #555;
    margin-top: 5px;
  }

.countdown-segment {
  text-align: center;
  min-width: 60px;
}
.countdown-number {
  font-size: 2.2rem;
  font-weight: bold;
  display: block;
}
.countdown-label {
  font-size: 1rem;
  color: #666;
}
.expired-message {
  font-size: 1.5rem;
  color: #dc3545;
  font-weight: bold;
}

/* About Section */
#about {
    background-image: url("assets/bg/1.jpg");
    background-size: cover;
    background-position: center;
    color: white;
    position: relative;
}
.about-content {
    background-color: rgba(0,0,0,0.8);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255,255,255,0.1);
}
.position-relative {
    position: relative;
}

.z-index-1 {
    z-index: 1;
}

.z-index-0 {
    z-index: 0;
}

#about-h2 {
    background-color: var(--purple-col);
    display: inline-block;
    padding: 1rem 2rem;
    color: #000;
    font-size: 2rem;
    font-weight: 500;
    border: 3px solid #000;
    box-shadow: 5px 5px 0px #000;
    transform: rotate(-7deg);
}

.robo-img {
    height: auto;
    max-height: 500px;
    filter: drop-shadow(0 0 20px #000);
}

.about-div {
    box-shadow: 0 0 40px #000;
    border-radius: 20px;
    padding: 2rem;
    background-color: rgba(0, 0, 0, 0.7);
}
.about-p, .about-ul, .abouth22 {
    color: white !important;
    text-shadow: 1px 1px 1px rgba(0,0,0,0.5);
}

.about-p {
    font-size: var(--font-size-2);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.abouth22 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.about-ul {
    list-style-type: none;
}

.about-ul li {
    padding: 0.5rem 0;
    font-size: var(--font-size);
    line-height: 1.6;
}
@media (max-width: 768px) {
    .navbar-collapse {
        margin-top: 1rem;
    }
    
    .about-content {
        margin-top: 2rem;
    }
}

/* Domains Section */
#domains {
    background-image: url("assets/bg/2.jpg");
    background-size: cover;
    background-position: center;
}

#domain-h2 {
    background-color: #50A7FF;
    display: inline-block;
    padding: 1rem 2rem;
    color: #000;
    font-size: 2rem;
    font-weight: 500;
    border: 3px solid #000;
    box-shadow: 5px 5px 0px #000;
    transform: rotate(-7deg);
}

.domain-card {
    height: 100%;
    box-shadow: 0 0 30px #000;
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s ease;
    color: black;
    
}

.domain-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.3);
}

.domain-card-img {
    width: 40%;
    height: auto;
    object-fit: cover;
}

.card-div-2 {
    width: 60%;
    padding: 1rem;
}

.card-h2 {
    background-color: #FFF5F5;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    box-shadow: 0 0 20px #000;
    margin-bottom: 1rem;
    color: black;
    font-size: 1.2rem;
    display: inline-block;
}

.card-p {
    font-size: var(--font-size);
    line-height: 1.6;
}

.problem {
    background-color: #FFD42B;
    padding: 1rem 2rem;
    font-size: 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    box-shadow: 8px 8px 0px #000;
    color: black;
    transition: all 0.3s ease;
}

.problem:hover {
    transform: translate(-2px, -2px);
    box-shadow: 10px 10px 0px #000;
}

/* Rewards Section */
#rewards {
    background-image: url("assets/bg/3.jpg");
    background-size: cover;
    background-position: center;
}

#rewards-h2 {
    background-color: #FF7A50;
    display: inline-block;
    padding: 1rem 2rem;
    color: #000000;
    font-size: 2rem;
    font-weight: 500;
    border: 3px solid #000;
    box-shadow: 5px 5px 0px #000;
    transform: rotate(-7deg);
}
#rewards-h4 {
    background-color: #b3ff50;
    display: inline-block;
    padding: 1rem 2rem;
    color: #000000;
    font-size: 2rem;
    font-weight: 500;
    border: 3px solid #000;
    box-shadow: 5px 5px 0px #000;
    transform: rotate(-7deg);
}

.reward-card {
    height: 100%;
    box-shadow: 0 0 20px #000;
    padding: 1.5rem;
    color: black;
    border-radius: 20px;
    /* background-color: rgba(0, 0, 0, 0.7); */
    transition: all 0.3s ease;
}

.reward-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

.rewards-inner-h2 {
    text-align: center;
    background-color: #FFF5F5;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    box-shadow: 0 0 20px #000;
    margin-bottom: 1rem;
    color: black;
    font-size: 1.2rem;
}

.rewards-p {
    font-size: var(--font-size);
    line-height: 1.6;
}

.ppt-submit-btn {
    display: inline-block;
    background-color: var(--blue-col);
    color: #000 !important;
    padding: 0.8rem 2rem;
    border: 3px solid #000;
    box-shadow: 8px 8px 0px #000;
    font-weight: 700;
    text-transform: uppercase;
    margin-top: 1rem;
    transition: all 0.3s ease;
    text-decoration: none !important;
}

.ppt-submit-btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: 10px 10px 0px #000;
    color: #000;
}
/* Timeline Section */
#timeline {
    background-image: url("assets/bg/4.jpg");
    border-top: 2px solid var(--blue-col);
}

.timeline-wrapper {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 0;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    width: 2px;
    height: 100%;
    background-color: var(--green-col);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    width: 100%;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 55%;
    text-align: left;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-right: 55%;
    text-align: right;
}

.timeline-content {
    position: relative;
    background-color: rgba(0, 0, 0, 0.7);
    box-shadow: 0 0 20px #000;
    border: 1px solid #222;
    border-radius: 8px;
    padding: 25px;
    width: 45%;
    transition: all 0.3s ease;
}

.timeline-content::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: var(--green-col);
    border: 3px solid #000;
    border-radius: 50%;
    top: 30px;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    left: -35px;
}

.timeline-item:nth-child(even) .timeline-content::before {
    right: -35px;
}

.timeline-heading {
    color: var(--green-col);
    font-size: 1.4rem;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.timeline-date {
    color: var(--blue-col);
    font-weight: 700;
    margin-bottom: 15px;
}

.timeline-desc {
    color: #ffffff;
    line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 768px) {
    .timeline-line {
        left: 20px;
    }
    
    .timeline-content {
        width: 80%;
        margin-left: 60px !important;
        text-align: left !important;
    }
    
    .timeline-content::before {
        left: -35px !important;
        right: auto !important;
    }
}
/* Members Section */
#members {
    background-image: url("assets/bg/4.jpg");
    background-size: cover;
    background-position: center;
}

#members-h2 {
    background-color: #5CE9A9;
    display: inline-block;
    padding: 1rem 2rem;
    color: #000;
    font-size: 2rem;
    font-weight: 500;
    border: 3px solid #000;
    box-shadow: 5px 5px 0px #000;
    transform: rotate(-7deg);
}

.member-card {
    height: 100%;
    box-shadow: 0 0 20px #000;
    border-radius: 10px;
    padding: 1.5rem;
    background-color: rgba(0, 0, 0, 0.7);
    transition: all 0.3s ease;
}

.member-card:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

.member-card-img {
    height: 150px;
    width: 150px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 0 20px #000;
    margin-right: 1.5rem;
}

.member-card-h2 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.member-card-p {
    font-size: var(--font-size);
    color: var(--green-col);
}

/* Add border box and border to LinkedIn icon */
.member-card-div a i {
  display: inline-block;
  border: 2px solid #0077b5; /* LinkedIn blue color */
  border-radius: 50%; /* Circular border */
  padding: 10px; /* Space inside the border */
  color: #0077b5; /* LinkedIn blue color */
  transition: all 0.3s ease; /* Smooth hover effect */
}

.member-card-div a i:hover {
  background-color: #0077b5; /* Fill background on hover */
  color: #fff; /* Change icon color to white on hover */
}

#faq {
    background-color: #0a0a0a;
    border-top: 2px solid var(--green-col);
}

.section-title {
    color: var(--green-col);
    font-size: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.faq-card {
    background-color: #111;
    border: 1px solid #222;
    border-radius: 8px;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.faq-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(207, 255, 12, 0.1);
}

.question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #181818;
}

.question h3 {
    color: var(--green-col);
    margin: 0;
    font-size: 1.2rem;
}

.question i {
    color: #666;
    transition: transform 0.3s ease;
}

.question[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.answer {
    padding: 1.5rem;
    color: #aaa;
    background-color: #151515;
    border-top: 1px solid #222;
}

.still-questions {
    text-align: center;
    padding: 2rem;
    background-color: #111;
    border-radius: 8px;
    margin-top: 3rem;
}

.still-questions h3 {
    color: var(--green-col);
    margin-bottom: 1rem;
}

.contact-cta a {
    color: var(--blue-col);
    text-decoration: none;
    font-weight: bold;
}

.contact-cta a:hover {
    text-decoration: underline;
}
/* Improved Collapse Animation */
.collapse {
    transition: all 0.3s ease-out;
}

.collapsing {
    transition: height 0.3s ease-out;
}

/* Better Active State Indication */
.question[aria-expanded="true"] {
    background-color: #1a1a1a;
}

.question[aria-expanded="true"] h3 {
    color: #d3ff5e;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .question h3 {
        font-size: 1rem;
        line-height: 1.4;
    }
    
    .answer {
        padding: 1rem;
    }
}

#sponsors {
    background-color: #0a0a0a;
    border-top: 2px solid var(--purple-col);
  }
  
  .sponsor-logo {
    display: block;
    padding: 1.5rem;
    background: #111;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 1px solid #222;
  }
  
  .sponsor-logo:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(207, 255, 12, 0.1);
  }
  
  .sponsor-logo img {
    filter: grayscale(100%);
    opacity: 0.8;
    transition: all 0.3s ease;
  }
  
  .sponsor-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
  }

/* Footer Section */
footer {
    background-color: #1a1a1a;
}

#footer-h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--green-col);
}

.footer-p {
    font-size: var(--font-size);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.quote {
    font-style: italic;
    font-size: 1.2rem;
    color: #aaa;
}

.social-icons i {
    font-size: 1.5rem;
    transition: all 0.3s ease;
    margin: 0 1rem;
}

.social-icons i:hover {
    transform: scale(1.2);
}

.copyright {
    font-size: 1rem;
    color: #aaa;
}

/* Responsive Adjustments */
@media (max-width: 992px) {
    #hero-h2 {
        font-size: 2rem;
    }
    
    #main-presentation {
        font-size: 3rem;
    }
    
    #register-btn {
        font-size: 1.2rem;
    }
    
    .domain-card {
        flex-direction: column;
    }
    
    .domain-card-img {
        width: 100%;
        height: 200px;
    }
    
    .card-div-2 {
        width: 100%;
    }
}

@media (max-width: 768px) {
    #main-presentation {
        width: 95%;
        font-size: 2rem;
        flex-direction: column;
    }
    
    .square-img {
        margin: 0.5rem 0;
    }
    
    .about-div {
        margin-top: 2rem;
    }
    
    .member-card {
        flex-direction: column;
        text-align: center;
    }
    
    .member-card-img {
        margin-right: 0;
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    #hero-h2 {
        font-size: 1.5rem;
    }
    
    #main-presentation {
        font-size: 1.8rem;
    }
    
    #register-btn {
        font-size: 1rem;
    }
    
    .count-main-div {
        width: 95%;
        height: 20vh;
    }
    
    #about-h2, #domain-h2, #rewards-h2, #members-h2 {
        font-size: 1.5rem;
        padding: 0.8rem 1.5rem;
    }
    
    .problem {
        font-size: 1.2rem;
        padding: 0.8rem 1.5rem;
    }
}