:root {
    --neon-cyan: #00f3ff;
    --neon-purple: #bc13fe;
    --spider-red: #ff003c;
    --bg-dark: #000814; 
    --font-head: 'Orbitron', sans-serif;
    --font-tech: 'Teko', sans-serif;
    --font-dept: 'Rajdhani', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

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

body {
    background-color: var(--bg-dark);
    color: white;
    font-family: var(--font-body);
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* --- INTRO SCREEN --- */
#intro-screen {
    position: fixed; top: 0; left: 0; width: 100%; height: 100vh;
    background: radial-gradient(circle at center, #2e0b2a 0%, #020024 100%);
    z-index: 1000; display: flex; justify-content: center; align-items: center;
    flex-direction: column;
}
.web-string { position: absolute; top: -50%; left: 50%; transform: translateX(-50%); width: 4px; height: 50vh; }
.intro-content { text-align: center; opacity: 0; transform: translateY(-50px); width: 90%; }
.main-title { font-size: 4rem; text-shadow: 0 0 20px var(--neon-cyan); margin-bottom: 10px; }
.neon-subtitle { color: var(--spider-red); letter-spacing: 5px; font-size: 5rem; }

/* --- HOME PAGE --- */
#home-page {
    display: none; opacity: 0; min-height: 100vh;
    background: 
        linear-gradient(135deg, rgba(0, 30, 80, 0.85), rgba(80, 0, 40, 0.8)), 
        url('https://images.unsplash.com/photo-1518770660439-4636190af475?q=80&w=1920&auto=format&fit=crop'); 
    background-size: cover; background-position: center; background-attachment: fixed;
    position: relative; padding-top: 80px; 
}

/* --- TOP NAVBAR --- */
.top-navbar {
    position: fixed; top: 0; left: 0; width: 100%; height: 70px;
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 40px;
    background: rgba(0, 5, 20, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--neon-cyan);
    z-index: 900;
}
.nav-left-brand { display: flex; align-items: center; }
.nav-brand {
    font-family: var(--font-head); font-weight: 900; font-size: 1.5rem;
    color: var(--neon-purple); letter-spacing: 2px;
    text-shadow: 0 0 10px rgba(188, 19, 254, 0.5);
}
.nav-right-links { display: flex; gap: 30px; align-items: center; }
.nav-link {
    font-family: var(--font-head); color: white; text-decoration: none;
    font-size: 0.9rem; letter-spacing: 1px; transition: 0.3s;
}
.nav-link:hover { color: var(--neon-cyan); text-shadow: 0 0 10px var(--neon-cyan); }
.register-link { color: var(--spider-red); font-weight: bold; border: 1px solid var(--spider-red); padding: 5px 15px; border-radius: 4px; }
.register-link:hover { background: var(--spider-red); color: white; box-shadow: 0 0 10px var(--spider-red); }

/* --- HEADER --- */
.main-header {
    background: rgba(0, 10, 30, 0.6); backdrop-filter: blur(10px);
    padding: 30px 0; border-bottom: 2px solid var(--neon-cyan);
    margin-top: 20px;
}
.header-container { max-width: 1200px; margin: 0 auto; text-align: center; padding: 0 20px; }

/* College Identity Block */
.college-identity { display: flex; justify-content: center; align-items: center; gap: 30px; margin-bottom: 10px; }
.college-logo img { width: 110px; height: 110px; border: 2px solid var(--neon-cyan); box-shadow: 0 0 15px var(--neon-cyan); background: white; }

.college-text-block { text-align: left; display: flex; flex-direction: column; justify-content: center; }

.college-name {
    font-family: var(--font-tech); font-size: 4rem; font-weight: 700; color: #fff;
    text-transform: uppercase; letter-spacing: 2px; line-height: 1;
    text-shadow: 0 0 10px rgba(0, 243, 255, 0.7);
    background: linear-gradient(180deg, #ffffff 0%, #00f3ff 100%);
     -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}

/* NEW LINES */
.college-sub {
    font-family: var(--font-dept); /* Tech Font */
    text-align: center;
    font-size: 1.4rem; color: var(--neon-cyan); letter-spacing: 3px;
    font-weight: 600; margin-top: 5px; text-transform: uppercase;
}
.college-address {
    font-family: var(--font-dept); /* Tech Font */
    text-align: center;
    font-size: 1rem;  letter-spacing: 3px;
    font-weight: 600; margin-top: 5px; text-transform: uppercase;
}

.divider-line { width: 100%; height: 1px; background: linear-gradient(90deg, transparent, var(--spider-red), transparent); margin: 20px 0; }

.dept-name { font-family: var(--font-dept); color: var(--neon-cyan); font-size:2rem; font-weight: 700; margin-bottom: 30px; letter-spacing: 2px; text-transform: uppercase; }
.dept-by{ font-family: var(--font-dept); color:white; font-size:3rem; font-weight: 600; margin-bottom: 30px; letter-spacing: 2px; text-transform: uppercase; }
.symposium-branding { display: flex; flex-direction: column; align-items: center; margin-top: 10px; }
.symposium-logo-img img { width:400px; height: 400px; object-fit: contain; margin-bottom: 5px; filter: drop-shadow(0 0 15px var(--spider-red)); animation: hoverLogo 3s infinite ease-in-out; }
@keyframes hoverLogo { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.symposium-title { font-family: var(--font-head); font-size: 3rem; color: transparent; -webkit-text-stroke: 2px var(--spider-red); text-shadow: 0 0 15px var(--spider-red); line-height: 1; margin-bottom: 5px; }
.data-text { font-family: var(--font-dept); color: var(--neon-cyan); font-size:1.8rem; font-weight: 700; margin-bottom: 30px; letter-spacing: 2px; text-transform: uppercase; }

/* --- ABOUT --- */
.about-container { padding: 40px 20px; max-width: 1000px; margin: 0 auto; }
.about-card { background: rgba(0, 20, 40, 0.7); backdrop-filter: blur(10px); border: 1px solid var(--neon-cyan); padding: 30px; border-radius: 5px; box-shadow: 0 0 20px rgba(0, 243, 255, 0.1); }
.about-card h3 { font-family: var(--font-head);
     color: var(--neon-cyan);
      margin-bottom: 15px;
       font-size: 1.5rem
       
     }
.about-card p { font-size: 1rem;
     line-height: 1.6;
      color: #ddd;
      padding: 20px 25px;
      padding-bottom: 35px;
      height: auto;
      box-sizing: border-box;
}
/* --- COORDINATORS SECTION --- */
.coords-container { padding: 40px 20px; max-width: 1000px; margin: 0 auto; }
.coords-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.coord-card {
    background: rgba(10, 10, 15, 0.8); border: 1px solid var(--neon-purple);
    padding: 20px; text-align: center; transition: 0.3s;
    box-shadow: 0 5px 15px rgba(0,0,0,0.5);
}
.coord-card:hover { transform: translateY(-5px); border-color: var(--neon-cyan); box-shadow: 0 0 20px rgba(0, 243, 255, 0.3); }

.coord-img img {
    width: 120px; height: 120px; object-fit: cover;
    border: 2px solid var(--spider-red); margin-bottom: 15px;
    /* Square image, no border radius */
}

.coord-info h4 { font-family: var(--font-head); color: white; font-size: 1.2rem; margin-bottom: 5px; }
.coord-info .role { display: block; color: var(--neon-cyan); font-family: var(--font-dept); font-size: 1rem; margin-bottom: 5px; }
.coord-info .phone { color: #aaa; font-size: 0.9rem; }

/* --- EVENTS --- */
.spidey-swing-container { position: absolute; top: -20px; right: 5%; z-index: 50; animation: realSwing 4s ease-in-out infinite alternate; transform-origin: top center; pointer-events: none; }
.web-line { width: 2px; height: 150px; background: rgba(255, 255, 255, 0.8); margin: 0 auto; box-shadow: 0 0 8px white; }
.spidey-img { display: block; width: 150px; height: auto; margin-top: -10px; filter: drop-shadow(0 0 20px rgba(0,0,0,0.5)); transform: rotate(180deg); }
@keyframes realSwing { from { transform: rotate(10deg) translateY(0); } to { transform: rotate(-10deg) translateY(-10px); } }

.events-section { padding: 40px 20px; max-width: 1000px; margin: 0 auto; }
.section-header { text-align: center; font-family: var(--font-head); color: white; margin-bottom: 30px; letter-spacing: 2px; text-shadow: 0 0 10px var(--neon-cyan); }
.events-list { display: flex; flex-direction: column; gap: 30px; padding-bottom: 50px; }

.event-card {
    display: flex; align-items: center; width: 100%;justify-content: center;
    background: rgba(20, 20, 40, 0.65); backdrop-filter: blur(15px);
    border: 1px solid rgba(188, 19, 254, 0.5); border-radius: 5px; overflow: hidden;
    transition: 0.4s; position: relative; opacity: 1;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
.event-card:hover { border-color: var(--neon-cyan); transform: translateX(5px); background: rgba(20, 20, 40, 0.85); box-shadow: 0 0 30px rgba(0, 243, 255, 0.3); }
.card-img { width: 250px; height: 160px; object-fit: cover; filter: grayscale(100%); transition: 0.4s; border-right: 2px solid var(--neon-purple); }
.event-card:hover .card-img { filter: grayscale(0%); border-color: var(--neon-cyan); }
.card-info { flex: 1; padding: 20px; }
.card-title { font-family: var(--font-head); color: white; font-size: 1.4rem; margin-bottom: 8px; }
.card-desc { color: #ddd; font-size: 0.95rem; line-height: 1.4; }

.view-btn { display: inline-block; text-decoration: none; margin: 0 20px; padding: 12px 30px; background: transparent; border: 2px solid var(--spider-red); color: var(--spider-red); font-family: var(--font-head); font-weight: bold; cursor: pointer; transition: 0.3s; white-space: nowrap; }
.view-btn:hover { background: var(--spider-red); color: white; box-shadow: 0 0 15px var(--spider-red); }

footer { padding: 40px 20px; text-align: center; border-top: 1px solid var(--neon-cyan); background: rgba(0, 5, 20, 0.9); }
.footer-content { display: flex; justify-content: center; margin-bottom: 20px; }
.cyber-btn { padding: 15px 30px; border: 2px solid var(--neon-cyan); background: transparent; color: var(--neon-cyan); font-family: var(--font-head); text-transform: uppercase; cursor: pointer; transition: 0.3s; margin-top: 20px; }
.cyber-btn:hover { background: var(--neon-cyan); color: #000; box-shadow: 0 0 20px var(--neon-cyan); }
.glow-btn { background: var(--spider-red); border-color: var(--spider-red); color: white; font-size: 1.2rem; padding: 15px 50px; }
.glow-btn:hover { background: transparent; color: var(--spider-red); box-shadow: 0 0 20px var(--spider-red); }

/* --- MOBILE RESPONSIVE --- */
@media (max-width: 768px) {
    .top-navbar { flex-direction: column; height: auto; padding: 15px 10px; gap: 15px; }
    .nav-left-brand { width: 100%; justify-content: center; }
    .nav-right-links { width: 100%; justify-content: center; flex-wrap: wrap; gap: 10px; }
    .nav-link { font-size: 0.8rem; }
    .nav-brand { font-size: 1.2rem; }

    .main-title { font-size: 2.5rem; }
    
    /* Header Stacking */
    .college-identity { flex-direction: column; text-align: center; gap: 15px; }
    .college-logo img { width: 90px; height: 90px; }
    .college-text-block { text-align: center; }
    
    .college-name { font-size: 2.5rem; line-height: 1; }
    .college-sub { font-size: 1rem; letter-spacing: 2px; }
    .college-address { font-size: 0.9rem; }
    
    .dept-name { font-size: 0.9rem; padding: 0 10px; }
    .symposium-title { font-size: 2.2rem; } 
    .symposium-logo-img img { width: 90px; height: 90px; }
    
    /* Coords Stack */
    .coords-grid { grid-template-columns: 1fr; }
    
    .event-card { flex-direction: column; text-align: center; padding-bottom: 20px; }
    .card-img { width: 100%; height: 180px; border-right: none; border-bottom: 2px solid var(--neon-purple); }
    .view-btn { width: 85%; margin: 10px auto; display: block; text-align: center; }
    .spidey-swing-container { right: -15px; transform: scale(0.6); top: -10px; }
    #home-page { padding-top: 150px; background-attachment: scroll; }
}