/* ============================================
   HOME HUB STYLES
   ============================================ */

.hero-main {
    position: relative;
    height: 70vh;
    min-height: 500px;
    max-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    overflow: hidden;
}

.hero-main::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(93, 138, 168, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(230, 126, 34, 0.1) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, 20px); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 30%, rgba(93, 138, 168, 0.05) 30%, rgba(93, 138, 168, 0.05) 70%, transparent 70%);
    background-size: 100px 100px;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
}

/* Hero Split Layout */
.hero-split {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    padding: 2rem 3rem;
    gap: 2rem;
}

.hero-text-side {
    flex: 0 0 auto;
    text-align: left;
}

/* Hero Logo */
.hero-logo {
    max-width: 350px;
    width: 100%;
    height: auto;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.5));
}

/* Helicopter side */
.hero-heli-side {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 550px;
    transform: rotate(-8deg);
    animation: heliFloat 8s ease-in-out infinite;
}

.hero-heli-img {
    width: 100%;
    height: auto;
    filter: 
        drop-shadow(0 0 12px rgba(93, 138, 168, 0.9))
        drop-shadow(0 0 30px rgba(93, 138, 168, 0.6))
        drop-shadow(0 0 60px rgba(93, 138, 168, 0.3))
        brightness(1.8);
    animation: heliGlow 4s ease-in-out infinite alternate;
}

@keyframes heliFloat {
    0%, 100% { transform: rotate(-8deg) translateY(0px); }
    50% { transform: rotate(-8deg) translateY(-15px); }
}

@keyframes heliGlow {
    0% {
        filter: 
            drop-shadow(0 0 10px rgba(93, 138, 168, 0.8))
            drop-shadow(0 0 25px rgba(93, 138, 168, 0.4))
            drop-shadow(0 0 50px rgba(93, 138, 168, 0.2))
            brightness(1.5);
    }
    100% {
        filter: 
            drop-shadow(0 0 15px rgba(230, 126, 34, 0.8))
            drop-shadow(0 0 35px rgba(230, 126, 34, 0.4))
            drop-shadow(0 0 70px rgba(93, 138, 168, 0.3))
            brightness(2);
    }
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    color: white;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--metal-light);
    margin-bottom: 2rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
    max-width: 400px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: flex-start;
    flex-wrap: wrap;
}

/* EXHIBITIONS GRID */
.exhibitions-grid-inner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.exhibition-card {
    background: linear-gradient(135deg, rgba(44, 62, 80, 0.95) 0%, rgba(52, 73, 94, 0.95) 100%);
    border: 2px solid rgba(93, 138, 168, 0.3);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    cursor: pointer;
}

.exhibition-card:hover {
    transform: translateY(-8px);
    border-color: var(--military-blue);
    box-shadow: 0 20px 40px rgba(93, 138, 168, 0.4);
}

.exhibition-card.current {
    border-color: var(--military-orange);
}

.exhibition-card.current:hover {
    border-color: var(--military-orange);
    box-shadow: 0 20px 40px rgba(230, 126, 34, 0.4);
}

.exhibition-card.no-poster {
    min-height: 350px;
}

.exhibition-card-content.no-poster-content {
    padding: 3rem 2rem;
}

.exhibition-card.no-poster .exhibition-card-title {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.exhibition-card-image {
    position: relative;
    height: 300px;
    overflow: hidden;
    background: rgba(0,0,0,0.3);
}

.exhibition-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.exhibition-card:hover .exhibition-card-image img {
    transform: scale(1.05);
}

.badge-current {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, var(--military-orange), #f39c12);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(230, 126, 34, 0.4);
}

.exhibition-card-content {
    padding: 2rem;
}

.exhibition-card-title {
    font-size: 1.75rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.exhibition-card-details {
    margin-bottom: 1.5rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: rgba(255,255,255,0.85);
    font-size: 1rem;
}

.detail-item .icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.exhibition-card-status {
    margin-bottom: 1.5rem;
}

.status-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.status-open {
    background: linear-gradient(135deg, var(--military-green), #2ecc71);
    color: white;
}

.status-badge.status-soon {
    background: linear-gradient(135deg, var(--military-orange), #f39c12);
    color: white;
}

.status-badge.status-closed {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
}

.status-badge.status-unknown {
    background: linear-gradient(135deg, var(--metal-grey), var(--metal-light));
    color: white;
}

.exhibition-card-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.exhibition-card-actions .btn {
    width: 100%;
    text-align: center;
}

/* ABOUT CONTENT */
.about-content .card {
    background: linear-gradient(135deg, rgba(44, 62, 80, 0.95) 0%, rgba(52, 73, 94, 0.95) 100%);
    border: 2px solid rgba(93, 138, 168, 0.3);
}

.about-content .card-body p,
.about-content .card-body li {
    color: rgba(255,255,255,0.9);
}

/* RESPONSIVE */
@media (max-width: 968px) {
    .hero-main {
        height: auto;
        min-height: 500px;
    }
    
    .hero-split {
        flex-direction: column;
        text-align: center;
        padding: 3rem 2rem;
    }
    
    .hero-text-side {
        text-align: center;
    }
    
    .hero-logo {
        max-width: 280px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-heli-side {
        max-width: 400px;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .exhibitions-grid-inner {
        grid-template-columns: 1fr;
    }
    
    .exhibition-card-image {
        height: 200px;
    }
}

@media (max-width: 480px) {
    .hero-logo {
        max-width: 220px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-heli-side {
        max-width: 300px;
    }
    
    .exhibition-card-content {
        padding: 1.5rem;
    }
    
    .exhibition-card-title {
        font-size: 1.5rem;
    }
}