html {
    scroll-behavior: smooth;
}

/* ---------- PAGE HEADER (HERO) ---------- */
        .page-header {
            height: 50vh;
            display: flex;
            align-items: center;
            justify-content: flex-start;
            text-align: left;
            color: white;
            position: relative;
            overflow: hidden;
             margin-top: 70px;
            background: url('../images/gallery.jpg') center/cover no-repeat;
            margin-bottom: 0;
        }

        .page-header-content h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            text-align: left;
        }

        .page-header-content p {
            font-size: 1.2rem;
            max-width: 600px;
            margin: 0;
            text-align: left;
        }

        /* ---------- EVENT INFO SECTION ---------- */
        .event-info-section {
            padding: 4rem 0 2rem;
            background: var(--bg);
        }

        .event-info {
            max-width: 100%;
            margin: 0;
            padding: 2.5rem;
            background: var(--card-bg);
            border-radius: 10px;
            box-shadow: var(--shadow);
        }

        .event-title {
            font-size: 2.8rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
            text-align: left;
            line-height: 1.2;
        }

        .event-location {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            margin-bottom: 1.5rem;
            color: var(--text-light);
            font-size: 1.2rem;
            flex-wrap: wrap;
            gap: 20px;
        }

        .location-icon {
            color: var(--secondary);
            margin-right: 10px;
            font-size: 1.4rem;
        }

        .event-date {
            display: flex;
            align-items: center;
        }

        .date-icon {
            color: var(--accent);
            margin-right: 8px;
        }

        .event-goal {
            font-size: 1.2rem;
            line-height: 1.8;
            color: var(--text);
            text-align: left;
            padding: 1.5rem 0;
            margin-top: 2rem;
            border-top: 2px solid var(--light);
        }

        .event-goal p {
            margin-bottom: 1rem;
        }

        /* ---------- MOSAIC GALLERY (SQUARE COLLAGE) ---------- */
        .gallery-section {
            padding: 3rem 0 6rem;
            background: var(--bg);
        }

        .mosaic-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            grid-template-rows: repeat(5, 1fr);
            gap: 8px;
            aspect-ratio: 1 / 1;
            max-width: 1000px;
            margin: 0 auto;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow);
            background: var(--card-bg);
        }

        .gallery-item {
            position: relative;
            overflow: hidden;
            cursor: pointer;
            border-radius: 6px;
            transition: transform 0.4s cubic-bezier(0.2, 0.9, 0.4, 1), box-shadow 0.3s;
        }

        .gallery-item:hover {
            transform: scale(1.02);
            box-shadow: 0 8px 20px rgba(0,0,0,0.2);
            z-index: 5;
        }

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform 0.5s ease;
        }

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

        /* Individual spans – creates dynamic mosaic */
        .item1 { grid-area: 1 / 1 / span 2 / span 2; }
        .item2 { grid-area: 1 / 3 / span 2 / span 2; }
        .item3 { grid-area: 1 / 5 / span 1 / span 1; }
        .item4 { grid-area: 2 / 5 / span 1 / span 1; }
        .item5 { grid-area: 3 / 1 / span 2 / span 2; }
        .item6 { grid-area: 3 / 3 / span 2 / span 2; }
        .item7 { grid-area: 3 / 5 / span 2 / span 1; }
        .item8 { grid-area: 5 / 1 / span 1 / span 1; }
        .item9 { grid-area: 5 / 2 / span 1 / span 1; }
        .item10 { grid-area: 4 / 5 / span 2 / span 1; }
        .item11 { grid-area: 5 / 3 / span 1 / span 1; }
        .item12 { grid-area: 5 / 4 / span 1 / span 1; }
        .item13 { grid-area: 5 / 5 / span 1 / span 1; }

        /* ---------- LIGHTBOX ---------- */
        .lightbox {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.95);
            z-index: 2000;
            justify-content: center;
            align-items: center;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .lightbox.active {
            display: flex;
            opacity: 1;
        }

        .lightbox-content {
            position: relative;
            max-width: 90vw;
            max-height: 90vh;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .lightbox-img {
            max-width: 100%;
            max-height: 80vh;
            object-fit: contain;
            border-radius: 8px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }

        .lightbox-caption {
            color: white;
            text-align: center;
            padding: 1rem 0;
            font-size: 1.1rem;
            max-width: 600px;
        }

        .lightbox-nav {
            position: absolute;
            top: 50%;
            width: 100%;
            display: flex;
            justify-content: space-between;
            transform: translateY(-50%);
            padding: 0 20px;
        }

        .lightbox-btn {
            background: rgba(255,255,255,0.2);
            border: none;
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            font-size: 1.5rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s;
            backdrop-filter: blur(5px);
        }

        .lightbox-btn:hover {
            background: var(--secondary);
            transform: scale(1.1);
        }

        .lightbox-close {
            position: absolute;
            top: 20px;
            right: 20px;
            background: rgba(255,255,255,0.2);
            border: none;
            color: white;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            font-size: 1.5rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s;
            backdrop-filter: blur(5px);
            z-index: 2001;
        }

        .lightbox-close:hover {
            background: var(--accent);
            transform: rotate(90deg);
        }

        .lightbox-counter {
            position: absolute;
            bottom: 20px;
            left: 20px;
            color: white;
            background: rgba(0,0,0,0.5);
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.95rem;
            backdrop-filter: blur(4px);
        }

        /* ---------- FOOTER (same as before) ---------- */
        .main-footer {
            background: var(--footer-bg);
            color: white;
            padding-top: 4rem;
        }

        .footer-main {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            padding-bottom: 3rem;
        }

        .footer-nav {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
        }

        .footer-nav h4 {
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            color: var(--secondary);
            text-align: right;
        }

        .footer-nav a {
            color: #bdc3c7;
            text-decoration: none;
            margin-bottom: 0.8rem;
            transition: var(--transition);
            text-align: right;
        }

        .footer-nav a:hover {
            color: var(--secondary);
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .footer-logo {
            margin-bottom: 1.5rem;
        }

        .social-icons {
            display: flex;
            gap: 1rem;
        }

        .social-icons a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            color: white;
            text-decoration: none;
            transition: var(--transition);
        }

        .social-icons a:hover {
            background: var(--secondary);
            transform: translateY(-3px);
        }

        .footer-copyright {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding: 1.5rem 0;
            text-align: center;
            color: #bdc3c7;
            font-size: 0.9rem;
        }

        /* ---------- RESPONSIVE ---------- */
        @media (max-width: 992px) {
            .navbar-links {
                display: none;
            }
            .navbar-right .nav-profile .profile-name {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .page-header-content h1 {
                font-size: 2.8rem;
            }
            .event-title {
                font-size: 2.3rem;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 65px;
            }
            .navbar-container {
                height: 65px;
                padding: 0.8rem 0;
            }
            .logo-text {
                font-size: 1.3rem;
            }
            .page-header {
                height: 35vh;
            }
            .page-header-content h1 {
                font-size: 2.2rem;
            }
            .event-title {
                font-size: 1.8rem;
            }
            .event-location {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .mosaic-grid {
                grid-template-columns: repeat(3, 1fr);
                grid-template-rows: repeat(7, 1fr);
                aspect-ratio: auto;
                max-height: none;
            }
            /* Reassign grid areas for tablet */
            .item1 { grid-area: 1 / 1 / span 2 / span 2; }
            .item2 { grid-area: 1 / 3 / span 2 / span 1; }
            .item3 { grid-area: 2 / 3 / span 1 / span 1; }
            .item4 { grid-area: 3 / 1 / span 1 / span 1; }
            .item5 { grid-area: 3 / 2 / span 2 / span 2; }
            .item6 { grid-area: 4 / 1 / span 2 / span 1; }
            .item7 { grid-area: 5 / 2 / span 1 / span 1; }
            .item8 { grid-area: 6 / 1 / span 1 / span 1; }
            .item9 { grid-area: 6 / 2 / span 1 / span 1; }
            .item10 { grid-area: 5 / 3 / span 2 / span 1; }
            .item11 { grid-area: 7 / 1 / span 1 / span 1; }
            .item12 { grid-area: 7 / 2 / span 1 / span 1; }
            .item13 { grid-area: 7 / 3 / span 1 / span 1; }
        }

        @media (max-width: 576px) {
            body {
                padding-top: 60px;
            }
            .navbar-container {
                height: 60px;
            }
            .page-header {
                height: 30vh;
            }
            .event-info {
                padding: 1.5rem;
            }
            .event-title {
                font-size: 1.6rem;
            }
            .event-goal {
                font-size: 1rem;
            }
            .mosaic-grid {
                grid-template-columns: repeat(2, 1fr);
                grid-template-rows: repeat(8, 1fr);
                gap: 6px;
            }
            /* Reassign for mobile */
            .item1 { grid-area: 1 / 1 / span 2 / span 1; }
            .item2 { grid-area: 1 / 2 / span 2 / span 1; }
            .item3 { grid-area: 3 / 1 / span 1 / span 1; }
            .item4 { grid-area: 3 / 2 / span 1 / span 1; }
            .item5 { grid-area: 4 / 1 / span 2 / span 1; }
            .item6 { grid-area: 4 / 2 / span 2 / span 1; }
            .item7 { grid-area: 6 / 1 / span 1 / span 1; }
            .item8 { grid-area: 6 / 2 / span 1 / span 1; }
            .item9 { grid-area: 7 / 1 / span 1 / span 1; }
            .item10 { grid-area: 7 / 2 / span 1 / span 1; }
            .item11 { grid-area: 8 / 1 / span 1 / span 1; }
            .item12 { grid-area: 8 / 2 / span 1 / span 1; }
            .item13 { grid-area: 5 / 1 / span 1 / span 2; } /* extra */
            .lightbox-btn {
                width: 40px;
                height: 40px;
                font-size: 1.2rem;
            }
        }