:root {
    /* Light Theme (Default) */
    --bg-primary: #ffffff;
    --bg-primary-lb: #fffffff2;
    --bg-secondary: #f9f9f9;
    --text-primary: #111111;
    --text-secondary: #666666;
    --accent: #111111;
    --border: #eeeeee;
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(0, 0, 0, 0.05);

    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition-base: 0.5 cubic-bezier(0.16, 1, 0.3, 1);
    --container-width: 2400px;
    --header-height: 110px;
}

[data-theme="dark"] {
    --bg-primary: #0a0a0a;
    --bg-primary-lb: #0a0a0af2;
    --bg-secondary: #141414;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent: #ffffff;
    --border: #222222;
    --glass-bg: rgba(10, 10, 10, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.5;
    transition: background-color var(--transition-base), color var(--transition-base);
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    opacity: 0.15;
    /* More subtle background effect */
}

/* Header */
.site-header {
    height: var(--header-height);
    display: flex;
    position: relative;
    justify-content: space-between;
    align-items: center;
    padding: 0;
    width: 100%;
    z-index: 1;
    backdrop-filter: blur(15px);
    border-bottom: 0;
    transition: background var(--transition-base);
    margin-top: 30px;
    z-index: 5000;
}

.header-inner {
    margin: 0 auto;
    width: 90%;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    height: 35px;
}

.logo img {
    height: 100%;
    width: auto;
    object-fit: contain;
    /* Remove mix-blend-mode for better theme compatibility unless image is specifically for one theme */
    filter: none;
}

[data-theme="dark"] .logo img {
    filter: invert(1) brightness(2);
    /* Temporary fix if logo is black */
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
    height: 100%;
}

.social-icons {
    display: flex;
    align-items: center;
    gap: 15px;
}

.social-icon-header {
    color: var(--text-primary);
    text-decoration: none;
    transition: opacity var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    border-radius: 50%;
    transition: background var(--transition-base);
}

.social-icon-header:hover {
    background: var(--bg-secondary);
}

.social-icon-header svg {
    width: 18px;
    height: 18px;
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    border-radius: 50%;
    transition: background var(--transition-base);
}

.theme-toggle:hover {
    background: var(--bg-secondary);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.sun-icon {
    display: block;
}

.moon-icon {
    display: none;
}

[data-theme="dark"] .sun-icon {
    display: none;
}

[data-theme="dark"] .moon-icon {
    display: block;
}

/* Desktop Navigation */
.desktop-nav {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-list {
    list-style: none;
    display: flex;
    gap: 35px;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: opacity var(--transition-base);
    cursor: pointer;
    position: relative;
    display: inline-block;
    padding-bottom: 3px;
    z-index: 5000;
	white-space: nowrap;
}

/* Animated underline */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--text-primary);
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    opacity: 1;
}

.has-dropdown {
    position: relative;
    /* Extended clickable area */
}

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(0);
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 4px;
    min-width: 140px;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s;
    padding: 10px 0;
    margin-top: 0;
    /* No gap - allows smooth mouse access */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 5000 !important;
}

.has-dropdown:hover .dropdown-menu {
    visibility: visible;
    pointer-events: auto;
    opacity: 1;
    z-index: 5000;
}


.dropdown-menu li {
    position: relative;
    list-style: none;
    z-index: 5000;
}

.filter-btn {
    width: 100%;
    background: none;
    border: none;
    padding: 10px 20px;
    text-align: left;
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-primary);
    cursor: pointer;
    transition: background var(--transition-base), color var(--transition-base);
    z-index: 5000;
}

.filter-btn:hover {
    background: var(--bg-secondary);
    z-index: 5000;
}

.filter-btn.active {
    color: var(--text-accent);
    font-weight: 600;
    z-index: 5000;
}

/* Hamburger Menu Toggle */
.menu-toggle {
    display: none;
    /* Hidden on desktop */
    background: none;
    border: none;
    cursor: pointer;
    width: 25px;
    height: 18px;
    flex-direction: column;
    justify-content: space-between;
    padding: 0;
    z-index: 5000;
    color: var(--text-primary);
}

.hamburger-line {
    width: 100%;
    height: 1.5px;
    background-color: currentColor;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.menu-toggle.active .hamburger-line:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active .hamburger-line:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Menu Overlay */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    /* Pixpa mobile menu is typically solid or semi-solid */
    z-index: 5000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.menu-close {
    position: absolute;
    top: 30px;
    right: 40px;
    background: none;
    border: none;
    font-size: 40px;
    font-weight: 200;
    color: var(--text-primary);
    cursor: pointer;
    z-index: 3001;
}

.menu-nav {
    text-align: center;
    width: 100%;
    max-width: 600px;
    padding: 40px;
}

.main-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.menu-link {
    background: none;
    border: none;
    font-family: var(--font-primary);
    font-size: 32px;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--text-primary);
    text-decoration: none;
    cursor: pointer;
    transition: opacity var(--transition-base), transform var(--transition-base);
    display: inline-block;
}

.menu-link:hover {
    opacity: 0.5;
    transform: translateX(10px);
}

.submenu {
    list-style: none;
    margin-top: 20px;
    display: none;
    flex-direction: column;
    gap: 15px;
}

.submenu.active {
    display: flex;
    z-index: 3000;
}

.submenu button.filter-btn {
    font-size: 14px;
    letter-spacing: 2px;
}

.menu-footer {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--glass-border);
}


/* Gallery Grid */
.gallery-container {
    width: 90%;
    margin: 0 auto;
    padding: 30px 0 100px;
}

.gallery-grid {
    column-count: 4;
    column-gap: 15px;
    z-index: 1;
}

.gallery-item {
    position: relative;
    break-inside: avoid;
    margin-bottom: 15px;
    cursor: pointer;
    overflow: hidden;
    background-color: rgba(246, 246, 246, 0.18);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    z-index: 1;
}

.gallery-item.visible {
    position: relative;
    opacity: 1;
    transform: translateY(0);
    z-index: 1;
}

.gallery-item img {
    position: relative;
    width: 100%;
    height: auto;
    display: block;
    filter: none;
    transition: filter 0.5s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1 !important;
}

.gallery-item:hover img {
    transform: scale(1.02);
    z-index: 1;
    /* Slight zoom on hover */
}

/* Hover Overlay - Colorful Per Image */
.item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--overlay-color, rgba(255, 75, 145, 0.25));
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    background-image: url('../assets/viewer.png');
    background-size: 80%;
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: center;
    filter: invert(1);
    /* invert blakck image to white for light theme */
    z-index: 1;
}

[data-theme="dark"] .item-overlay {
    filter: invert(0) brightness(2);
    /* no invert blakck image for dark theme */
    /* Temporary fix if logo is black */
}

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

/* Footer */
.site-footer {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
    background-color: var(--bg-secondary);
    font-size: 12px;
    border-top: 0px solid var(--glass-border);
    margin-top: auto;
}

/* Scroll to Top Button */
.scroll-top-btn {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 50px;
    height: 50px;
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, background 0.3s ease;
    z-index: 5000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top-btn:hover {
    background: var(--bg-secondary);
}

.scroll-top-btn svg {
    color: var(--text-primary);
}

.footer-content {
    max-width: var(--container-width);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.contact-email {
    font-size: 24px;
    font-weight: 300;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
    transition: opacity var(--transition-base);
}

.contact-email:hover {
    opacity: 0.7;
}

.social-links {
    display: inline-flex;
    gap: 30px;
}

.social-icon {
    color: var(--text-primary);
    text-decoration: none;
    transition: opacity var(--transition-base), transform var(--transition-base);
}

.social-icon:hover {
    opacity: 0.6;
    transform: translateY(-2px);
}

.footer-bottom {
    justify-content: space-between;
    width: 100%;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 0px solid var(--border);
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary-lb);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 9999;
}

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

.lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 50px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 40px;
    font-weight: 200;
    cursor: pointer;
    line-height: 1;
}

/* Responsive */
@media (max-width: 1440px) {
    .gallery-grid {
        column-count: 3;
        /* 3 columns on medium screens */
    }
}

@media (max-width: 1024px) {
    .header-inner {
        width: 100%;
        padding: 0 40px;
    }
	
	.logo {
		height: 20px;
	}

	.gallery-grid {
        column-count: 2;
        /* 2 columns on mobile */
        column-gap: 15px;
    }
}

@media (max-width: 768px) {
    .site-header {
        padding: 0 10px;
        height: 70px;
    }

    .gallery-container {
        padding: 20px 30px 50px;
		width: 95%;
    }

    .menu-toggle {
        display: flex;
    }

    .desktop-nav {
        display: none;
    }

    .social-icons {
        display: none;
        /* Hide social icons on mobile */
    }

    .gallery-grid {
        column-gap: 15px;
    }

    .menu-link {
        font-size: 24px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: center;
        gap: 20px;
        text-align: center;
    }
}

@media (max-width: 600px) {
	.header-inner{
		padding: 30px 0 10px;
		width: 98%;
	}
	
	.gallery-container {
		padding: 40px 10px 50px;
		width: 98%;
    }
	
	.gallery-grid {
        column-gap: 15px;
    }
	
    .logo {
		height: 15px;
	}
}

/* Content Sections */
.content-section {
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease;
    padding-top: 20px;
    animation: fadeIn 0.8s ease forwards;
}

.content-section.active {
    display: block;
    opacity: 1;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.section-inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 40px 5%;
}

/* About Section */
.about-container {
    display: flex;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.about-image {
    flex: 1;
    max-width: 500px;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-content {
    flex: 1;
}

.about-content h2 {
    font-size: 32px;
    font-weight: 300;
    margin-bottom: 25px;
    letter-spacing: -0.5px;
}

.about-content p {
    margin-bottom: 20px;
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Contact Section */
.contact-container {
    max-width: 600px;
    margin: 0 auto;
}

.contact-header {
    text-align: center;
    margin-bottom: 40px;
}

.contact-header h2 {
    font-size: 32px;
    font-weight: 300;
    margin-bottom: 15px;
}

.contact-header p {
    color: var(--text-secondary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    padding: 15px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-family: var(--font-primary);
    border-radius: 4px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--text-primary);
}

.submit-btn {
    padding: 15px 30px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    font-family: var(--font-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: opacity 0.3s ease, transform 0.3s ease;
    margin-top: 10px;
    align-self: flex-start;
}

.submit-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.form-feedback {
    margin-top: 15px;
    font-size: 14px;
    min-height: 20px;
}

.form-feedback.success {
    color: #4caf50;
}

.form-feedback.error {
    color: #f44336;
}

/* Responsive Adjustments for New Sections */
@media (max-width: 768px) {
    .about-container {
        flex-direction: column;
        gap: 40px;
    }

    .about-image {
        max-width: 100%;
    }

    .submit-btn {
        width: 100%;
        text-align: center;
    }
}