/* Dune-Inspired Variables */
:root {
    --spice-gold: #D4AF37;
    --spice-orange: #FF8C00;
    --desert-sand: #F4E4BC;
    --deep-black: #0A0A0A;
    --space-black: #000000;
    --energy-blue: #4A9EFF;
    --glow-amber: rgba(212, 175, 55, 0.6);
    --glow-orange: rgba(255, 140, 0, 0.4);
    
    --font-heading: 'Orbitron', monospace;
    --font-body: 'Inter', sans-serif;
    
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-bounce: all 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    background: #000000 !important; /* Forcing black background */
    color: var(--desert-sand);
    overflow-x: hidden;
    cursor: none;
}

/* Custom Cursor */
.custom-cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--spice-gold);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
    z-index: 9999;
    mix-blend-mode: difference;
}

/* Hide custom cursor on touch/mobile */
@media (max-width: 768px) {
    .custom-cursor {
        display: none;
    }
}


/* Parallax Background & Particles */
.parallax-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
}
#stars-bg {
    width: 100%;
    height: 100%;
    background-image: url('https://www.transparenttextures.com/patterns/stardust.png');
    position: absolute;
}


#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(to bottom, rgba(0,0,0,0.4), rgba(0,0,0,0.7));
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 2rem;
}

.hero-content {
    max-width: 1000px;
    width: 100%;
}

.hero-title-container {
    margin-bottom: 3rem;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 8rem);
    font-weight: 900;
    line-height: 0.9;
    margin-bottom: 1rem;
    perspective: 1000px;
}

.title-word {
    display: inline-block;
    background: linear-gradient(135deg, var(--spice-gold), var(--spice-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleReveal 1s ease-out forwards;
    opacity: 0;
    transform: translateY(100px) rotateX(90deg);
}

@keyframes titleReveal {
    to {
        opacity: 1;
        transform: translateY(0) rotateX(0deg);
    }
}

.hero-line {
    width: 200px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--spice-gold), var(--spice-orange), transparent);
    margin: 2rem auto;
    animation: lineExpand 2s ease-out 1s forwards;
    transform: scaleX(0);
}

@keyframes lineExpand {
    to { transform: scaleX(1); }
}

.hero-subtitle {
    font-size: clamp(1rem, 3vw, 1.5rem);
    font-weight: 300;
    letter-spacing: 4px;
    color: var(--desert-sand);
    opacity: 0;
    animation: fadeInUp 1s ease-out 1.5s forwards;
}

.hero-details {
    margin: 3rem 0;
    opacity: 0;
    animation: fadeInUp 1s ease-out 2s forwards;
}

.institution {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    font-weight: 600;
    color: var(--spice-gold);
    margin-bottom: 0.5rem;
}

.location {
    font-size: clamp(0.7rem, 0.9rem, 1.1rem);
    color: var(--desert-sand);
    letter-spacing: 2px;
}

.separator {
    color: var(--spice-orange);
    margin: 0 1rem;
}

.hero-cta {
    opacity: 0;
    animation: fadeInUp 1s ease-out 2.5s forwards;
}

.cta-button {
    position: relative;
    padding: 1rem 3rem;
    background: transparent;
    border: 2px solid var(--spice-gold);
    color: var(--spice-gold);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 2px;
    cursor: pointer;
    overflow: hidden;
    transition: var(--transition-smooth);
    text-decoration: none;
    display: inline-block;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--spice-gold), var(--spice-orange));
    transition: left 0.5s ease;
    z-index: -1;
}

.cta-button:hover {
    color: var(--space-black);
    box-shadow: 0 0 30px var(--glow-amber);
    transform: translateY(-3px);
}

.cta-button:hover::before {
    left: 0;
}

.button-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, var(--glow-amber), transparent);
    transform: translate(-50%, -50%);
    transition: var(--transition-smooth);
    z-index: -2;
}

.cta-button:hover .button-glow {
    width: 200px;
    height: 200px;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--spice-gold);
    margin: 0 auto 10px;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 8px solid var(--spice-gold);
}

.scroll-text {
    font-size: 0.8rem;
    color: var(--desert-sand);
    letter-spacing: 1px;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

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

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--spice-gold), var(--spice-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    position: relative;
}

.section-line {
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--spice-gold), var(--spice-orange));
    margin: 2rem auto;
    animation: sectionLineGrow 1s ease-out;
}

@keyframes sectionLineGrow {
    from { width: 0; }
    to { width: 100px; }
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--desert-sand);
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.8;
}



/* About Section */
.about-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.about-content {
    margin-top: 4rem;
}

.prophecy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.prophecy-item {
    text-align: center;
    padding: 2rem;
    background: rgba(20, 20, 20, 0.5);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 15px;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
}

.prophecy-item:hover {
    transform: translateY(-10px);
    border-color: var(--spice-gold);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.prophecy-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.prophecy-item:hover .prophecy-icon {
    filter: grayscale(0%);
}

.prophecy-item h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--spice-gold);
    margin-bottom: 1rem;
}

.prophecy-item p {
    color: var(--desert-sand);
    line-height: 1.6;
    opacity: 0.9;
}

.prophecy-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.prophecy-text p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--desert-sand);
    opacity: 0.9;
}



/* Footer */
.footer {
    padding: 2rem;
    border-top: 1px solid rgba(212, 175, 55, 0.2);
    text-align: center;
}

.footer-content p {
    color: var(--desert-sand);
    opacity: 0.7;
    font-size: 0.9rem;
}

/* Animations on Scroll */
[data-aos] {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {

    .hero-section {
        padding: 1rem;
    }
    
    .events-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .prophecy-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .events-section,
    .about-section,
    .contact-section {
        padding: 4rem 1rem;
    }
}

@media (max-width: 480px) {
    .nav-content {
        padding: 1rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .events-container {
        grid-template-columns: 1fr;
    }
    
    .event-card {
        margin: 0 1rem;
    }
    .location {
        font-size: clamp(0.7rem, 0.8rem, 1.1rem);
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--space-black);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--spice-gold), var(--spice-orange));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, var(--spice-orange), var(--spice-gold));
}

/* Selection */
::selection {
    background: var(--glow-amber);
    color: var(--space-black);
}


/* Navigation menu */

/* Main Content Styling */
.content {
    text-align: center;
    padding: 20px;
    max-width: 800px;
    position: relative; 
    z-index: 1;
}

.content h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.5em, 6vw, 4.5em); 
    color: var(--spice-gold);
    text-shadow: 0 0 20px var(--glow-amber), 0 0 30px var(--glow-orange); 
    margin-bottom: 20px;
}

.content p {
    font-size: clamp(0.9em, 2vw, 1.1em);
    line-height: 1.8;
    margin: 0 auto 15px;
    color: var(--desert-sand);
}

/* Navbar Container Styling (Desktop) */
.navbar-right {
    position: absolute;
    right: 80px; 
    top: 50%; 
    transform: translateY(-50%); 
    display: flex;
    flex-direction: column; /* Vertical alignment for desktop */
    background: #00000000; 
    border-radius: 20px; 
    padding: 15px 0; 
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.9); 
    z-index: 1000; 
    transition: var(--transition-smooth); /* Added for smoother mobile transition */
}

.navbar-right ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column; /* Vertical alignment for desktop */
    gap: 20px; 
}

/* Individual Navbar Item Styling (Desktop & Mobile Base) */
.navbar-right li {
    position: relative; 
    width: 80px; 
    height: 80px; 
    border-radius: 15px; 
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    
    background-color: var(--deep-black);
    border: 3px solid var(--spice-gold); 
    box-shadow: inset 0 0 10px rgba(255, 255, 255, 0.08); 
}

.navbar-right li a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: white; 

}

.navbar-right li svg {
    width: 40px; 
    height: 40px;
    fill: white; 
    transition: fill var(--transition-smooth); 
    filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.5)); 
}


/* Hover & Active States for Navbar Items */
.navbar-right li:hover,
.navbar-right li.active {
    border: none; 
    background: linear-gradient(to bottom right, #FFA500, #FFD700, #FF8C00); 
    box-shadow: 0 0 25px var(--glow-amber), 
                0 0 50px var(--glow-orange); 
    transform: scale(1.12); 
}

/* Tooltip (Description on Hover - Desktop Only) */
.navbar-right li::after {
    content: attr(data-tooltip); 
    position: absolute;
    /* --- CHANGED: Position tooltip to the LEFT --- */
    right: calc(100% + 20px); /* 20px to the left of the icon */
    top: 50%;
    /* Initial state: start 20px further right (off-screen) */
    transform: translateY(-50%) translateX(20px); 
    opacity: 0;
    visibility: hidden;
    background-color: var(--space-black);
    color: var(--desert-sand);
    padding: 10px 15px;
    border-radius: 8px;
    white-space: nowrap; 
    font-size: 0.9em;
    font-family: var(--font-body);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5), inset 0 0 5px rgba(255, 255, 255, 0.1);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
    z-index: 999; 
    border: 1px solid var(--spice-gold); 
}

/* Tooltip Arrow (Desktop Only) */
.navbar-right li::before {
    content: '';
    position: absolute;
    /* --- CHANGED: Position arrow to the LEFT of the icon --- */
    right: calc(100% + 15px); /* 15px to the left of the icon, between icon and tooltip */
    top: 50%;
    /* Initial state: start 20px further right (off-screen), maintain rotation */
    transform: translateY(-50%) rotate(45deg) translateX(20px); 
    width: 10px;
    height: 10px;
    background-color: var(--space-black);
    /* --- CHANGED: Border to make it point RIGHT (towards the icon) --- */
    border-right: 1px solid var(--spice-gold);
    border-bottom: 1px solid var(--spice-gold);
    border-top: none; 
    border-left: none; 
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
    z-index: 998; 
}

.navbar-right li:hover::after {
    opacity: 1;
    visibility: visible;
    /* Final state: slides into view */
    transform: translateY(-50%) translateX(0); 
}

.navbar-right li:hover::before {
    opacity: 1;
    visibility: visible;
    /* Final state: slides into view, maintains 45deg rotation */
    transform: translateY(-50%) rotate(45deg) translateX(0); 
}

/* Advanced JS: Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5); 
    animation: ripple-animation 0.6s linear forwards;
    pointer-events: none; 
    transform: scale(0); 
    z-index: 1; 
}

@keyframes ripple-animation {
    to {
        transform: scale(4); 
        opacity: 0; 
    }
}

/* --- Hamburger Menu (Desktop: Hidden) --- */
.hamburger-menu {
    display: none; /* Hidden by default on desktop */
}


/* --- Mobile Optimizations (Media Queries) --- */
@media (max-width: 768px) { 
    body {
        padding-right: 0; /* Remove right padding for mobile */
        padding-bottom: 0; 
        align-items: flex-start; /* Align content to top for mobile scrolling */
        overflow-y: auto; 
        overflow-x: hidden; /* Prevent horizontal scrollbar from hidden navbar */
    }

    .content {
        max-width: 90%; 
        padding: 20px 15px; 
        margin-top: 50px; /* Push content down slightly to clear hamburger button */
        margin-bottom: 20px; 
    }

    .content h1 {
        font-size: clamp(2em, 8vw, 3.5em); 
    }

    .content p {
        font-size: clamp(0.85em, 3.5vw, 1em); 
    }

    /* --- Hamburger Menu (Mobile: Visible & Styled) --- */
    .hamburger-menu {
        display: flex; /* Show hamburger on mobile */
        flex-direction: column;
        justify-content: space-around;
        align-items: center;
        width: 45px; /* Size of the button */
        height: 45px;
        background-color: var(--space-black);
        border: 2px solid var(--spice-gold);
        border-radius: 8px;
        position: absolute;
        top: 20px;
        right: 20px;
        z-index: 1100; /* Above navbar */
        cursor: pointer;
        padding: 8px;
        box-shadow: 0 0 15px rgba(0, 0, 0, 0.7);
        transition: var(--transition-smooth); /* For button hover/active effects */
    }

    .hamburger-menu:hover {
        border-color: var(--spice-orange);
        box-shadow: 0 0 20px var(--glow-amber);
    }

    .hamburger-menu .bar {
        display: block;
        width: 80%; /* Width of the bars */
        height: 3px; /* Thickness of the bars */
        background-color: var(--desert-sand);
        border-radius: 2px;
        transition: all 0.3s ease;
    }

    /* Hamburger Animation to X */
    .hamburger-menu.is-active .bar:nth-child(1) {
        transform: translateY(10px) rotate(45deg); 
    }
    .hamburger-menu.is-active .bar:nth-child(2) {
        opacity: 0; 
    }
    .hamburger-menu.is-active .bar:nth-child(3) {
        transform: translateY(-10px) rotate(-45deg); 
    }


    /* Navbar positioning and layout for mobile (Slide-in from Right, vertically centered) */
    .navbar-right {
        position: fixed;
        right: 0;
        top: 50%; /* Vertically centered */
        transform: translateY(-50%) translateX(100%); /* Hidden off-screen to the right, maintains centering */
        width: 80px; /* More compact fixed width for the mobile sidebar */
        border-radius: 15px 0 0 15px; /* Rounded left corners, sharp right */
        padding: 10px 0; /* Reduced vertical padding */
        flex-direction: column; /* Vertical alignment (like desktop) */
        justify-content: center; /* Center items within the available height */
        align-items: center; /* Center items horizontally within the sidebar */
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.9); /* Shadow on the left edge */
        visibility: hidden; /* Hide to prevent interaction when off-screen */
        z-index: 1050; /* Above content, below hamburger */
        overflow-y: auto; /* Allow scrolling if too many nav items for screen height */
        max-height: 90vh; /* Prevents it from being taller than the viewport */
    }

    /* Navbar 'Open' State */
    .navbar-right.nav-open {
        transform: translateY(-50%) translateX(0); /* Slide into visible position, maintains centering */
        visibility: visible; /* Make visible when open */
    }

    .navbar-right ul {
        flex-direction: column; /* Vertical alignment */
        gap: 15px; /* Spacing between items */
        width: auto; /* Let items define width, not force full width */
    }

    /* Individual navbar items for mobile (more compact) */
    .navbar-right li {
        width: 55px; /* More compact button size */
        height: 55px; /* More compact button size */
        border-radius: 10px; /* Slightly more compact border-radius */
        border: 2px solid var(--spice-gold); 
        box-shadow: inset 0 0 4px rgba(255, 255, 255, 0.05); /* Lighter inner shadow */
    }

    .navbar-right li svg {
        width: 28px; /* More compact icon size */
        height: 28px;
        filter: drop-shadow(0 0 2px rgba(255, 255, 255, 0.3)); 
    }

    /* Disable tooltips on mobile */
    .navbar-right li::after,
    .navbar-right li::before {
        display: none; 
    }

    /* Adjust hover/active scale for mobile buttons */
    .navbar-right li:hover,
    .navbar-right li.active {
        transform: scale(1.1); /* Good pop effect for smaller buttons */
    }
}

/* Optional: Additional breakpoint for very small phones if needed */
@media (max-width: 480px) {
    .hamburger-menu {
        width: 40px;
        height: 40px;
        top: 15px;
        right: 15px;
    }
    .hamburger-menu .bar {
        height: 2.5px;
    }
    .hamburger-menu.is-active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .hamburger-menu.is-active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .navbar-right {
        position: fixed;
        width: 70px; /* Even narrower sidebar for very small screens */
    }
    .navbar-right li {
        width: 50px; /* Even smaller button size for very narrow screens */
        height: 50px;
    }
    .navbar-right li svg {
        width: 25px;
        height: 25px;
    }
}


/* Rotating  logo*/
#rotating-logo-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px; /* Desktop default */
    height: 800px;
    background-image: url('/images/PrayagLoop1.gif');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    transform: translate(-50%, -50%);
    filter: none;
    opacity: 1;
}

/* Tablet screens */
@media (max-width: 1024px) {
    #rotating-logo-bg {
        width: 600px;
        height: 600px;
    }
}

/* Mobile screens */
@media (max-width: 600px) {
    #rotating-logo-bg {
        width: 600px;
        height: 600px;
    }
}

/* Extra small devices */
@media (max-width: 400px) {
    #rotating-logo-bg {
        width: 500px;
        height: 500px;
    }
}