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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    color: #6366f1;
    font-size: 1.2rem;
}

.nav-logo img {
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    padding: 5px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #6366f1;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #6366f1, #ec4899);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
}

/* Hero Background Emoji Images */
.hero-background::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 5%;
    width: 120px;
    height: 120px;
    background-image: url('assets/Emojis/Theme.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.8;
    z-index: 1;
    animation: floatSlow 8s ease-in-out infinite;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: 15%;
    right: 8%;
    width: 100px;
    height: 100px;
    background-image: url('assets/Emojis/Cat_01.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.7;
    z-index: 1;
    animation: floatSlow 10s ease-in-out infinite reverse;
}

.quantum-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, #6366f1 2px, transparent 2px),
        radial-gradient(circle at 80% 70%, #ec4899 2px, transparent 2px),
        radial-gradient(circle at 60% 20%, #10b981 2px, transparent 2px);
    background-size: 200px 200px, 250px 250px, 180px 180px;
    animation: floatParticles 20s ease-in-out infinite;
}

.quantum-circuit {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background-image: 
        linear-gradient(90deg, transparent 48%, rgba(99, 102, 241, 0.3) 49%, rgba(99, 102, 241, 0.3) 51%, transparent 52%),
        linear-gradient(0deg, transparent 48%, rgba(236, 72, 153, 0.3) 49%, rgba(236, 72, 153, 0.3) 51%, transparent 52%);
    background-size: 200px 200px, 200px 200px;
    animation: quantumPulse 4s ease-in-out infinite;
}

@keyframes floatParticles {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(120deg); }
    66% { transform: translateY(10px) rotate(240deg); }
}

@keyframes quantumPulse {
    0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.6; transform: translate(-50%, -50%) scale(1.05); }
}

/* Additional floating animation for hero emoji images */
@keyframes floatSlow {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(5deg); }
}

/* Additional hero background emoji images */
.hero-emoji-theme-top {
    position: absolute;
    top: 20%;
    right: 10%;
    width: 80px;
    height: 80px;
    background-image: url('assets/Emojis/Theme.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.6;
    z-index: 1;
    animation: floatSlow 12s ease-in-out infinite;
}

.hero-emoji-cat-left {
    position: absolute;
    top: 60%;
    left: 3%;
    width: 90px;
    height: 90px;
    background-image: url('assets/Emojis/Cat_01.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.5;
    z-index: 1;
    animation: floatSlow 9s ease-in-out infinite reverse;
}

.hero-emoji-theme-center {
    position: absolute;
    top: 35%;
    left: 15%;
    width: 70px;
    height: 70px;
    background-image: url('assets/Emojis/Theme.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.45;
    z-index: 1;
    animation: floatSlow 14s ease-in-out infinite;
}

/* New Hero Emoji Images */
.hero-emoji-qiskit-right {
    position: absolute;
    top: 45%;
    right: 12%;
    width: 85px;
    height: 85px;
    background-image: url('assets/Emojis/Qiskit_02.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.6;
    z-index: 1;
    animation: floatSlow 11s ease-in-out infinite;
}

.hero-emoji-entanglement-top {
    position: absolute;
    top: 8%;
    left: 25%;
    width: 75px;
    height: 75px;
    background-image: url('assets/Emojis/Entanglement.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.55;
    z-index: 1;
    animation: floatSlow 13s ease-in-out infinite reverse;
}

.hero-emoji-atom-bottom {
    position: absolute;
    bottom: 8%;
    left: 12%;
    width: 80px;
    height: 80px;
    background-image: url('assets/Emojis/Atom-02.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.65;
    z-index: 1;
    animation: floatSlow 10s ease-in-out infinite;
}

.hero-emoji-qiskit3-left {
    position: absolute;
    top: 25%;
    left: 8%;
    width: 70px;
    height: 70px;
    background-image: url('assets/Emojis/Qiskit_03.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.5;
    z-index: 1;
    animation: floatSlow 15s ease-in-out infinite reverse;
}

.hero-content {
    text-align: center;
    z-index: 2;
    color: white;
    padding: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-family: 'Orbitron', monospace;
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease-out;
}

.ibm-text {
    color: #6366f1;
    text-shadow: 0 0 20px rgba(99, 102, 241, 0.5), 0 0 40px rgba(99, 102, 241, 0.3);
    position: relative;
    font-weight: 900;
}

.ibm-text::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 3px;
    background: linear-gradient(90deg, transparent, #6366f1, transparent);
    border-radius: 2px;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { opacity: 0.5; }
    to { opacity: 1; }
}

.qiskit-text {
    color: #ec4899;
    text-shadow: 0 0 20px rgba(236, 72, 153, 0.5);
}

.fall-fest-text {
    font-family: 'Orbitron', monospace;
    font-size: 2.5rem;
    font-weight: 700;
    color: #10b981;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.logo-placeholder {
    margin: 2rem 0;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.fall-fest-logo {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    font-size: 1.5rem;
    font-weight: 700;
}

.fall-fest-logo i {
    font-size: 2rem;
    color: #10b981;
    animation: spin 3s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.ibm-quantum-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.ibm-quantum-logo:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(99, 102, 241, 0.5);
    transform: translateY(-2px);
}

.ibm-quantum-logo img {
    height: 60px;
    width: auto;
    filter: brightness(1.2);
    transition: filter 0.3s ease;
}

.ibm-quantum-logo:hover img {
    filter: brightness(1.4);
}

/* New Hero Section Styles */
.main-badge {
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out 0.2s both;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.main-badge img {
    height: 200px;
    width: auto;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.3));
    transition: transform 0.3s ease;
}

.main-badge:hover img {
    transform: scale(1.05);
}

.hero-subheading {
    margin-bottom: 3rem;
    padding-top: 3rem;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.fest-title {
    font-family: 'Orbitron', monospace;
    font-size: 3rem;
    font-weight: 900;
    color: #ffffff;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
    background: linear-gradient(135deg, #6366f1, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.chapter-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    font-weight: 600;
    color: #10b981;
    text-shadow: 0 0 15px rgba(16, 185, 129, 0.4);
    margin: 0;
}

.organizer-logos {
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.logos-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.logo-item {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.logo-item:hover {
    transform: translateY(-3px);
}

.logo-item img {
    height: 70px;
    width: auto;
    filter: brightness(1.1);
    transition: filter 0.3s ease;
    background: rgba(255, 255, 255, 0.9);
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

/* SlashDot logos now use white text version - no additional enhancements needed */
.logo-item img[src*="SlashDot"] {
    background: none;
    padding: 0;
    border-radius: 0;
    box-shadow: none;
    filter: brightness(1.1);
    transform: scale(1.5);
}

.logo-item:hover img {
    filter: brightness(1.3);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.6);
    transform: scale(1.05);
}

/* SlashDot logos use white text version - subtle hover enhancement */
.logo-item:hover img[src*="SlashDot"] {
    box-shadow: none;
    transform: scale(1.5);
    filter: brightness(1.3);
}

.event-date {
    margin: 2rem 0;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.month {
    display: block;
    font-size: 1.5rem;
    font-weight: 300;
    color: #94a3b8;
    margin-bottom: 0.5rem;
}

.days {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: #f1f5f9;
    text-shadow: 0 0 20px rgba(241, 245, 249, 0.3);
}

.register-btn {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 3rem;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    animation: fadeInUp 1s ease-out 0.8s both;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.register-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.4);
}

.register-btn i {
    transition: transform 0.3s ease;
}

.register-btn:hover i {
    transform: translateX(5px);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    z-index: 10;
    cursor: pointer;
}

.scroll-arrow {
    width: 30px;
    height: 30px;
    border: 2px solid rgba(255, 255, 255, 0.8);
    border-top: none;
    border-left: none;
    transform: rotate(45deg);
    transition: all 0.3s ease;
}

.scroll-indicator:hover .scroll-arrow {
    border-color: #6366f1;
    transform: rotate(45deg) scale(1.1);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

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

/* Section Styles */
.section-title {
    text-align: center;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* About Event Section */
.about-event {
    padding: 5rem 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    color: white;
}

.about-event .section-title {
    text-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text .highlight-text {
    font-size: 1.5rem;
    font-weight: 600;
    color: #6366f1;
    margin-bottom: 1.5rem;
    text-shadow: 0 0 10px rgba(99, 102, 241, 0.3);
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #e2e8f0;
    line-height: 1.8;
}

.features {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.feature i {
    font-size: 2rem;
    color: #6366f1;
    min-width: 50px;
}

.feature h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #f1f5f9;
}

.feature p {
    margin: 0;
    font-size: 0.9rem;
    color: #cbd5e1;
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.full-illustration {
    width: 100%;
    height: auto;
    border-radius: 15px;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.3));
    transition: transform 0.3s ease;
}

.full-illustration:hover {
    transform: scale(1.05);
}

/* About Action Section - Know More Button */
.about-action {
    margin-top: 2rem;
    text-align: center;
}

.know-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
    position: relative;
    overflow: hidden;
}

.know-more-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #ec4899, #10b981);
    transition: left 0.3s ease;
    z-index: -1;
}

.know-more-btn:hover::before {
    left: 0;
}

.know-more-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

.know-more-btn i {
    font-size: 1.2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* About Institute Section */
.about-institute {
    padding: 5rem 0;
    background: white;
}

.institute-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.institute-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.institute-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #475569;
    margin-bottom: 2rem;
}

.institute-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 3rem 0;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.stat:hover {
    transform: translateY(-5px);
}

.stat h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #6366f1;
    margin-bottom: 0.5rem;
}

.stat p {
    margin: 0;
    color: #64748b;
    font-weight: 500;
}

/* Event Details Section */
.event-details {
    padding: 5rem 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: white;
}

.schedule-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.schedule-day {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease;
}

.schedule-day:hover {
    transform: translateY(-10px);
}

.day-feature-image {
    text-align: center;
    margin-bottom: 1.5rem;
}

.day-feature-image img {
    width: 120px;
    height: 120px;
    border-radius: 25px;
    border: 3px solid rgba(99, 102, 241, 0.5);
    padding: 8px;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    filter: brightness(1.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.day-feature-image img:hover {
    transform: scale(1.08);
    border-color: rgba(236, 72, 153, 0.7);
    filter: brightness(1.3);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4);
}

.day-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(99, 102, 241, 0.3);
}

.day-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #6366f1;
}

.day-theme {
    color: #ec4899;
    font-weight: 500;
}

.event-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    transition: background 0.3s ease;
}

.event-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.time {
    min-width: 80px;
    font-weight: 600;
    color: #10b981;
    font-size: 0.9rem;
}

.event-info h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #f1f5f9;
}

.event-info p {
    color: #94a3b8;
    font-size: 0.9rem;
    margin: 0;
}

/* Quantum Visual Animation for Schedule */
.schedule-quantum-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 4rem;
    opacity: 0.7;
}

.quantum-visual {
    position: relative;
    width: 300px;
    height: 300px;
}

.qubit {
    position: absolute;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    border-radius: 50%;
    animation: orbit 4s linear infinite;
}

.qubit:nth-child(1) {
    animation-delay: 0s;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
}

.qubit:nth-child(2) {
    animation-delay: -1.33s;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
}

.qubit:nth-child(3) {
    animation-delay: -2.66s;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.quantum-gate {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.quantum-gate:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%) scale(1.1);
}

.quantum-gate img {
    width: 60px;
    height: 60px;
    filter: brightness(1.2);
    transition: filter 0.3s ease;
}

.quantum-gate:hover img {
    filter: brightness(1.5);
}

@keyframes orbit {
    from { transform: rotate(0deg) translateX(120px) rotate(0deg); }
    to { transform: rotate(360deg) translateX(120px) rotate(-360deg); }
}

/* Organizers Section */
.organizers {
    padding: 5rem 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
}

.organizer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
}

.organizer-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.organizer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #6366f1, #ec4899);
}

.organizer-card:hover {
    transform: translateY(-10px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.organizer-image {
    margin-bottom: 1.5rem;
}

.organizer-image img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 4px solid #6366f1;
    transition: border-color 0.3s ease;
}

.organizer-card:hover .organizer-image img {
    border-color: #ec4899;
}

.organizer-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #ffffff;
}

.position {
    color: #6366f1;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.department {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.social-links a:hover {
    transform: translateY(-3px) scale(1.1);
}

/* Footer */
.footer {
    background: #0f172a;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #6366f1;
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #ec4899;
}

.footer-section p {
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #6366f1;
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(99, 102, 241, 0.2);
    color: #6366f1;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: #6366f1;
    color: white;
    transform: translateY(-3px);
}

.partner-logos {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.partner-logos img {
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    padding: 6px;
    border-radius: 6px;
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.4);
    transition: all 0.3s ease;
}

/* Exclude SlashDot logos from visibility enhancements */
.partner-logos img[src*="SlashDot"] {
    background: none;
    padding: 0;
    border-radius: 0;
    box-shadow: none;
    opacity: 0.7;
    transform: scale(1.5);
}

.partner-logos img:hover {
    box-shadow: 0 0 18px rgba(255, 255, 255, 0.7);
    transform: scale(1.05);
}

/* SlashDot logos hover enhancement */
.partner-logos img[src*="SlashDot"]:hover {
    box-shadow: none;
    transform: scale(1.5);
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #64748b;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(15, 23, 42, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .fall-fest-text {
        font-size: 1.8rem;
    }

    .fest-title {
        font-size: 2rem;
    }

    .chapter-title {
        font-size: 1.2rem;
    }

    .main-badge img {
        height: 150px;
    }

    .logos-container {
        gap: 1rem;
    }

    /* Hero emoji images responsive scaling */
    .hero-background::before {
        width: 80px;
        height: 80px;
        top: 15%;
        left: 3%;
    }

    .hero-background::after {
        width: 70px;
        height: 70px;
        bottom: 20%;
        right: 5%;
    }

    .hero-emoji-theme-top {
        width: 60px;
        height: 60px;
        top: 25%;
        right: 5%;
    }

    .hero-emoji-cat-left {
        width: 65px;
        height: 65px;
        top: 65%;
        left: 2%;
    }

    .hero-emoji-theme-center {
        width: 50px;
        height: 50px;
        top: 40%;
        left: 10%;
    }

    /* New emoji images responsive styling for tablets */
    .hero-emoji-qiskit-right {
        width: 65px;
        height: 65px;
        top: 50%;
        right: 8%;
    }

    .hero-emoji-entanglement-top {
        width: 55px;
        height: 55px;
        top: 12%;
        left: 20%;
    }

    .hero-emoji-atom-bottom {
        width: 60px;
        height: 60px;
        bottom: 12%;
        left: 8%;
    }

    .hero-emoji-qiskit3-left {
        width: 50px;
        height: 50px;
        top: 30%;
        left: 5%;
    }

    .logo-item img {
        height: 50px;
    }

    .days {
        font-size: 2rem;
    }

    .about-content,
    .institute-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .full-illustration {
        max-width: 300px;
    }

    .institute-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .schedule-container {
        grid-template-columns: 1fr;
    }

    .organizer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .day-feature-image img {
        width: 100px;
        height: 100px;
        border-radius: 20px;
        padding: 6px;
    }

    .quantum-visual {
        width: 250px;
        height: 250px;
    }

    .qubit {
        width: 50px;
        height: 50px;
    }

    .quantum-gate {
        width: 80px;
        height: 80px;
    }

    .quantum-gate img {
        width: 50px;
        height: 50px;
    }

    @keyframes orbit {
        from { transform: rotate(0deg) translateX(100px) rotate(0deg); }
        to { transform: rotate(360deg) translateX(100px) rotate(-360deg); }
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .fall-fest-text {
        font-size: 1.5rem;
    }

    .fest-title {
        font-size: 1.8rem;
    }

    .chapter-title {
        font-size: 1rem;
    }

    .main-badge img {
        height: 120px;
    }

    .logos-container {
        flex-direction: column;
        gap: 0.75rem;
    }

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

    .register-btn {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }

    /* Hero emoji images for small mobile screens */
    .hero-background::before {
        width: 60px;
        height: 60px;
        top: 18%;
        left: 2%;
    }

    .hero-background::after {
        width: 55px;
        height: 55px;
        bottom: 25%;
        right: 3%;
    }

    .hero-emoji-theme-top {
        width: 45px;
        height: 45px;
        top: 30%;
        right: 3%;
    }

    .hero-emoji-cat-left {
        width: 50px;
        height: 50px;
        top: 70%;
        left: 1%;
    }

    .hero-emoji-theme-center {
        width: 40px;
        height: 40px;
        top: 45%;
        left: 8%;
    }

    /* New emoji images responsive styling for mobile */
    .hero-emoji-qiskit-right {
        width: 45px;
        height: 45px;
        top: 55%;
        right: 5%;
    }

    .hero-emoji-entanglement-top {
        width: 40px;
        height: 40px;
        top: 15%;
        left: 15%;
    }

    .hero-emoji-atom-bottom {
        width: 45px;
        height: 45px;
        bottom: 15%;
        left: 5%;
    }

    .hero-emoji-qiskit3-left {
        width: 35px;
        height: 35px;
        top: 35%;
        left: 3%;
    }

    .container {
        padding: 0 15px;
    }

    .day-feature-image img {
        width: 80px;
        height: 80px;
        border-radius: 16px;
        padding: 5px;
    }

    .quantum-visual {
        width: 200px;
        height: 200px;
    }

    .qubit {
        width: 40px;
        height: 40px;
    }

    .quantum-gate {
        width: 70px;
        height: 70px;
    }

    .quantum-gate img {
        width: 40px;
        height: 40px;
    }

    @keyframes orbit {
        from { transform: rotate(0deg) translateX(80px) rotate(0deg); }
        to { transform: rotate(360deg) translateX(80px) rotate(-360deg); }
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #6366f1, #ec4899);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #4f46e5, #db2777);
}

/* ==================== ARCHIVE PAGE STYLES ==================== */

/* Archive Hero Section */
.archive-hero {
    min-height: 60vh;
    background: linear-gradient(135deg, #0a0b1e 0%, #1a1b3e 50%, #2a2b5e 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
}

.archive-hero .hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.archive-hero .hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    max-width: 800px;
}

.archive-title {
    font-family: 'Orbitron', monospace;
    font-size: 3.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #6366f1, #ec4899, #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    text-shadow: 0 0 30px rgba(99, 102, 241, 0.5);
}

.archive-subtitle {
    font-family: 'Orbitron', monospace;
    font-size: 1.8rem;
    color: #a78bfa;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.archive-description {
    font-size: 1.2rem;
    color: #cbd5e1;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

/* Photo Gallery */
.photo-gallery {
    padding: 6rem 0;
    background: #0f172a;
}

.gallery-intro {
    text-align: center;
    color: #94a3b8;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.gallery-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: #6366f1;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.filter-btn:hover,
.filter-btn.active {
    background: rgba(99, 102, 241, 0.2);
    border-color: #6366f1;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.gallery-item {
    opacity: 1;
    transition: all 0.5s ease;
}

.gallery-item.hidden {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
}

.gallery-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.gallery-image:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.gallery-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-image:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.gallery-image:hover .gallery-overlay {
    opacity: 1;
}

.gallery-info {
    text-align: center;
    color: white;
    padding: 1rem;
}

.gallery-info h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.gallery-info p {
    color: #cbd5e1;
    margin-bottom: 1rem;
}

.view-btn {
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid #6366f1;
    color: #6366f1;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.view-btn:hover {
    background: #6366f1;
    color: white;
    transform: scale(1.05);
}

/* Materials Section */
.materials {
    padding: 6rem 0;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
}

.materials-intro {
    text-align: center;
    color: #94a3b8;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.material-category {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.material-category:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

.category-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.material-category h3 {
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 1rem;
    font-weight: 600;
}

.material-category p {
    color: #94a3b8;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.material-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.material-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: #cbd5e1;
    text-decoration: none;
    transition: all 0.3s ease;
}

.material-item:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: #6366f1;
    color: #ffffff;
    transform: translateX(5px);
}

.material-item i:first-child {
    color: #6366f1;
    margin-right: 0.75rem;
}

.material-item i:last-child {
    color: #94a3b8;
    transition: color 0.3s ease;
}

.material-item:hover i:last-child {
    color: #6366f1;
}

/* Organizers Archive Section */
.organizers-archive {
    padding: 6rem 0;
    background: #0f172a;
}

.organizers-intro {
    text-align: center;
    color: #94a3b8;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.organizer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.organizer-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.organizer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6366f1, #ec4899, #10b981);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.organizer-card:hover::before {
    opacity: 1;
}

.organizer-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(99, 102, 241, 0.3);
}

.organizer-image {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    position: relative;
}

.organizer-image img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(99, 102, 241, 0.5);
    transition: all 0.3s ease;
}

.organizer-card:hover .organizer-image img {
    border-color: #6366f1;
    transform: scale(1.05);
}

.organizer-info h3 {
    font-size: 1.3rem;
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.position {
    color: #6366f1;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.department {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6366f1;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #6366f1;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}

/* Archive Stats Section */
.archive-stats {
    padding: 6rem 0;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: white;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-family: 'Orbitron', monospace;
}

.stat-label {
    color: #94a3b8;
    font-size: 1rem;
    font-weight: 500;
}

/* Archive Navigation */
.nav-link.active {
    color: #6366f1 !important;
    font-weight: 600;
}

.archive-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.archive-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.archive-links a:hover {
    color: #6366f1;
}

/* Responsive Design for Archive */
@media (max-width: 768px) {
    .archive-title {
        font-size: 2.5rem;
    }
    
    .archive-subtitle {
        font-size: 1.4rem;
    }
    
    .archive-description {
        font-size: 1rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .materials-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .organizer-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .gallery-filters {
        gap: 0.5rem;
        padding: 0 1rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .archive-title {
        font-size: 2rem;
    }
    
    .archive-subtitle {
        font-size: 1.2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .organizer-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-filters {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* ==================== QUANTUM CENTURY PAGE STYLES ==================== */

/* Quantum Century Hero Section */
.quantum-century-hero {
    min-height: 80vh;
    background: linear-gradient(135deg, #0a0b1e 0%, #1a1b3e 50%, #2a2b5e 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
}

.century-hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.century-bg-illustration {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.15;
    filter: blur(1px);
}

.quantum-particles-century {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 25% 40%, #6366f1 2px, transparent 6px),
        radial-gradient(circle at 75% 60%, #ec4899 2px, transparent 6px),
        radial-gradient(circle at 50% 80%, #10b981 2px, transparent 6px);
    background-size: 250px 250px, 300px 300px, 200px 200px;
    animation: floatParticles 250s ease-in-out infinite;
}

.century-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    max-width: 1000px;
}

.century-text-images {
    margin-bottom: 3rem;
}

.century-main-text {
    height: 80px;
    margin-bottom: 2rem;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.5));
    animation: pulse 3s infinite;
}

.century-subtitle-row {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.century-subtitle {
    height: 50px;
    filter: drop-shadow(0 3px 10px rgba(0, 0, 0, 0.4));
    animation: floatSlow 8s ease-in-out infinite;
}

.century-event-row {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.century-event-text {
    height: 35px;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
    animation: floatSlow 10s ease-in-out infinite reverse;
}

.century-theme-logo {
    display: flex;
    justify-content: center;
}

.century-theme-logo img {
    height: 120px;
    filter: drop-shadow(0 10px 25px rgba(99, 102, 241, 0.4));
    animation: pulse 4s infinite;
}

/* Quantum Timeline Section */
.quantum-timeline {
    padding: 6rem 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.timeline-intro {
    text-align: center;
    color: #94a3b8;
    font-size: 1.2rem;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.timeline-container {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.timeline-container::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #6366f1, #ec4899, #10b981);
    transform: translateX(-50%);
}

.timeline-milestone {
    margin-bottom: 4rem;
    position: relative;
}

.timeline-milestone:nth-child(odd) .milestone-content {
    padding-right: 55%;
}

.timeline-milestone:nth-child(even) .milestone-content {
    padding-left: 55%;
    text-align: right;
}

.milestone-year {
    position: absolute;
    left: 50%;
    top: 1rem;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #6366f1, #ec4899);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-weight: 700;
    font-size: 1.1rem;
    font-family: 'Orbitron', monospace;
    z-index: 3;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.milestone-content {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.milestone-content:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.milestone-image {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid rgba(99, 102, 241, 0.5);
}

.timeline-milestone:nth-child(even) .milestone-image {
    margin-left: auto;
    margin-right: 0;
}

.timeline-milestone:nth-child(odd) .milestone-image {
    margin-right: auto;
    margin-left: 0;
}

.milestone-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.milestone-text h3 {
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 1rem;
    font-weight: 600;
}

.milestone-text p {
    color: #cbd5e1;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.milestone-impact {
    display: inline-block;
    background: linear-gradient(135deg, #ec4899, #10b981);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Quantum Impact Section */
.quantum-impact {
    padding: 6rem 0;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.impact-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.impact-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.impact-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.impact-card h3 {
    font-size: 1.3rem;
    color: #ffffff;
    margin-bottom: 1rem;
    font-weight: 600;
}

.impact-card p {
    color: #cbd5e1;
    line-height: 1.6;
}

/* Why Qiskit Section */
.why-qiskit {
    padding: 6rem 0;
    background: #0f172a;
}

.qiskit-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
}

.qiskit-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 2rem;
}

.qiskit-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.qiskit-feature:hover {
    transform: translateX(10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(99, 102, 241, 0.3);
}

.qiskit-feature i {
    font-size: 1.5rem;
    color: #6366f1;
    margin-top: 0.25rem;
    min-width: 30px;
}

.qiskit-feature h4 {
    font-size: 1.2rem;
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.qiskit-feature p {
    color: #cbd5e1;
    line-height: 1.6;
    margin: 0;
}

.qiskit-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.qiskit-badge {
    width: 100%;
    max-width: 250px;
    height: auto;
    filter: drop-shadow(0 10px 30px rgba(99, 102, 241, 0.3));
    animation: floatSlow 12s ease-in-out infinite;
}

/* Quantum CTA Section */
.quantum-cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
}

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

.cta-content h2 {
    font-size: 2.5rem;
    color: #ffffff;
    margin-bottom: 1rem;
    font-family: 'Orbitron', monospace;
    background: linear-gradient(135deg, #6366f1, #ec4899, #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-content p {
    font-size: 1.2rem;
    color: #cbd5e1;
    margin-bottom: 3rem;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cta-btn.primary {
    background: linear-gradient(135deg, #6366f1, #ec4899);
    color: white;
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}

.cta-btn.secondary {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(99, 102, 241, 0.5);
    color: #6366f1;
    backdrop-filter: blur(10px);
}

.cta-btn:hover {
    transform: translateY(-3px);
}

.cta-btn.primary:hover {
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

.cta-btn.secondary:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: #6366f1;
    color: #ffffff;
}

/* Responsive Design for Quantum Century Page */
@media (max-width: 768px) {
    .century-main-text {
        height: 60px;
    }
    
    .century-subtitle {
        height: 40px;
    }
    
    .century-event-text {
        height: 28px;
    }
    
    .century-theme-logo img {
        height: 80px;
    }
    
    .timeline-container::before {
        left: 30px;
    }
    
    .timeline-milestone:nth-child(odd) .milestone-content,
    .timeline-milestone:nth-child(even) .milestone-content {
        padding-left: 80px;
        padding-right: 1rem;
        text-align: left;
    }
    
    .milestone-year {
        left: 30px;
        transform: none;
    }
    
    .timeline-milestone:nth-child(even) .milestone-image,
    .timeline-milestone:nth-child(odd) .milestone-image {
        margin-left: 0;
        margin-right: auto;
    }
    
    .qiskit-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .century-main-text {
        height: 50px;
    }
    
    .century-subtitle {
        height: 32px;
    }
    
    .century-event-text {
        height: 24px;
    }
    
    .century-theme-logo img {
        height: 60px;
    }
    
    .century-subtitle-row,
    .century-event-row {
        gap: 1rem;
    }
    
    .impact-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
}

/* ==================== QUANTUM CENTURY ANIMATIONS ==================== */

@keyframes fadeInUpTimeline {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes quantumPulse {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

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

/* Modern Quantum Technologies Section */
.quantum-technologies {
    padding: 6rem 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    position: relative;
}

.quantum-technologies::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.05) 1px, transparent 1px),
        radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.05) 1px, transparent 1px);
    background-size: 100px 100px, 150px 150px;
    animation: waveFlow 20s ease-in-out infinite;
    pointer-events: none;
}

.tech-intro {
    text-align: center;
    color: #94a3b8;
    font-size: 1.2rem;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.tech-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 25px;
    padding: 2.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6366f1, #ec4899, #10b981);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tech-card:hover::before {
    opacity: 1;
}

.tech-card:hover {
    transform: translateY(-15px) scale(1.02);
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(99, 102, 241, 0.3);
}

.tech-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    font-size: 2.5rem;
    color: white;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.tech-card:hover .tech-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.5);
}

.tech-card h3 {
    font-size: 1.6rem;
    color: #ffffff;
    margin-bottom: 1rem;
    font-weight: 700;
    font-family: 'Orbitron', monospace;
}

.tech-card p {
    color: #cbd5e1;
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1rem;
}

.tech-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.tech-stats span {
    background: rgba(99, 102, 241, 0.2);
    color: #6366f1;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid rgba(99, 102, 241, 0.3);
    backdrop-filter: blur(10px);
}

/* Quantum Principles Section */
.quantum-principles {
    padding: 6rem 0;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    position: relative;
}

.quantum-principles::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 30% 70%, rgba(16, 185, 129, 0.05) 2px, transparent 2px),
        radial-gradient(circle at 70% 30%, rgba(236, 72, 153, 0.05) 2px, transparent 2px);
    background-size: 120px 120px, 180px 180px;
    animation: quantumPulse 15s ease-in-out infinite;
    pointer-events: none;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.principle-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.principle-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        from 0deg,
        transparent,
        rgba(99, 102, 241, 0.1),
        transparent,
        rgba(236, 72, 153, 0.1),
        transparent
    );
    animation: spin 8s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.principle-card:hover::before {
    opacity: 1;
}

.principle-card:hover {
    transform: translateY(-10px) scale(1.02);
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 30px rgba(99, 102, 241, 0.2);
}

.principle-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.3));
    transition: transform 0.3s ease;
}

.principle-card:hover .principle-icon {
    transform: scale(1.1);
}

.principle-card h3 {
    font-size: 1.4rem;
    color: #ffffff;
    margin-bottom: 1rem;
    font-weight: 700;
    font-family: 'Orbitron', monospace;
    position: relative;
    z-index: 2;
}

.principle-card p {
    color: #cbd5e1;
    line-height: 1.6;
    font-size: 1rem;
    position: relative;
    z-index: 2;
    margin: 0;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}