/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M0,0 L50,100 L100,0 Z' fill='rgba(255,255,255,0.03)'/%3E%3C/svg%3E");
    background-size: 200px 200px;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    25% { transform: translateY(-10px) rotate(1deg); }
    50% { transform: translateY(-20px) rotate(0deg); }
    75% { transform: translateY(-10px) rotate(-1deg); }
}

.hero-container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 2;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    min-height: 80vh;
}

.hero-text {
    color: var(--white);
    animation: fadeInLeft 1s ease-out;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.event-badge {
    display: inline-block;
    margin-bottom: var(--spacing-lg);
}

.edition {
    background: var(--accent-yellow);
    color: var(--dark-gray);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
    box-shadow: var(--shadow-medium);
}

.edition::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: linear-gradient(45deg, var(--accent-red), var(--accent-yellow));
    border-radius: var(--radius-xl);
    z-index: -1;
    animation: pulse 2s infinite;
}

.event-details {
    display: grid;
    grid-template-columns: auto auto;
    gap: var(--spacing-xl);
    align-items: start;
    margin-bottom: var(--spacing-xl);
}

.event-dates {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.date-item {
    background: var(--accent-yellow);
    color: var(--dark-gray);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    box-shadow: var(--shadow-medium);
    animation: bounce 2s infinite;
    animation-delay: calc(var(--i) * 0.2s);
}

.date-item:nth-child(1) { --i: 0; }
.date-item:nth-child(2) { --i: 1; }
.date-item:nth-child(3) { --i: 2; }

.month {
    color: var(--white);
    font-size: 1.8rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-left: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-venue-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.95);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.hero-venue-badge {
    background: var(--accent-red);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-venue-name {
    color: var(--dark-gray);
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    line-height: 1.4;
    text-shadow: none;
}

.hero-venue-name img {
    display: inline;
    width: 20px;
    height: 15px;
    margin-right: var(--spacing-xs);
    vertical-align: middle;
}

.organizers {
    margin-bottom: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.organizers p {
    text-align: center;
    color: var(--white);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.organizer-logos {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

.organizer-logo-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.organizer-label {
    color: var(--white);
    font-size: 0.8rem;
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    margin-bottom: var(--spacing-xs);
}

.organizer-logo-item img {
    height: 50px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: all var(--transition-medium);
}

.organizer-logo-item img:hover {
    filter: brightness(0) invert(1) drop-shadow(0 0 10px rgba(255, 255, 255, 0.5));
    transform: scale(1.1);
}



/* Hero Graphic */
.hero-graphic {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease-out;
}

.stationery-bulb {
    position: relative;
    width: 300px;
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.stationery-bulb .fa-lightbulb {
    font-size: 15rem;
    color: var(--accent-yellow);
    text-shadow: 0 0 30px rgba(241, 196, 15, 0.5);
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 30px rgba(241, 196, 15, 0.5);
    }
    to {
        text-shadow: 0 0 40px rgba(241, 196, 15, 0.8), 0 0 50px rgba(241, 196, 15, 0.6);
    }
}

.stationery-items {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.stationery-items i {
    position: absolute;
    color: var(--white);
    font-size: 1.5rem;
    animation: orbit 10s linear infinite;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.stationery-items i:nth-child(1) {
    top: 20%;
    left: 30%;
    animation-delay: 0s;
}

.stationery-items i:nth-child(2) {
    top: 30%;
    right: 20%;
    animation-delay: -1.25s;
}

.stationery-items i:nth-child(3) {
    top: 50%;
    right: 10%;
    animation-delay: -2.5s;
}

.stationery-items i:nth-child(4) {
    bottom: 30%;
    right: 25%;
    animation-delay: -3.75s;
}

.stationery-items i:nth-child(5) {
    bottom: 20%;
    left: 35%;
    animation-delay: -5s;
}

.stationery-items i:nth-child(6) {
    bottom: 30%;
    left: 10%;
    animation-delay: -6.25s;
}

.stationery-items i:nth-child(7) {
    top: 50%;
    left: 5%;
    animation-delay: -7.5s;
}

.stationery-items i:nth-child(8) {
    top: 40%;
    left: 15%;
    animation-delay: -8.75s;
}

@keyframes orbit {
    0% {
        transform: rotate(0deg) translateX(50px) rotate(0deg);
    }
    100% {
        transform: rotate(360deg) translateX(50px) rotate(-360deg);
    }
}



/* Responsive Design */
@media (max-width: 1200px) {
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .stationery-bulb {
        width: 250px;
        height: 350px;
    }
    
    .stationery-bulb .fa-lightbulb {
        font-size: 12rem;
    }
}

@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2.2rem;
    }
    
    .event-details {
        justify-content: center;
        gap: var(--spacing-lg);
    }
    
    .hero-venue-info {
        align-items: center;
    }
    
    .organizer-logos {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .hero {
        min-height: 90vh;
    }
    
    .hero-text h1 {
        font-size: 1.8rem;
    }
    
    .event-details {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .date-item {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .month {
        font-size: 1.4rem;
        margin-left: 0;
        margin-top: var(--spacing-sm);
    }
    
    .stationery-bulb {
        width: 200px;
        height: 280px;
    }
    
    .stationery-bulb .fa-lightbulb {
        font-size: 10rem;
    }
    
    .organizer-logo-item img {
        height: 40px;
    }
}

@media (max-width: 576px) {
    .hero {
        padding-top: 70px;
        min-height: 85vh;
    }
    
    .hero-container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-text h1 {
        font-size: 1.5rem;
    }
    
    .edition {
        font-size: 1.2rem;
        padding: var(--spacing-xs) var(--spacing-md);
    }
    
    .date-item {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
    
    .month {
        font-size: 1.2rem;
    }
    
    .hero-venue-name {
        font-size: 1rem;
    }
    
    .stationery-bulb {
        width: 180px;
        height: 250px;
    }
    
    .stationery-bulb .fa-lightbulb {
        font-size: 8rem;
    }
    
    .stationery-items i {
        font-size: 1.2rem;
    }
    
    .organizer-logos {
        gap: var(--spacing-md);
    }
    
    .organizer-logo-item img {
        height: 35px;
    }
}