/* ===========================
   CSS Reset & Base Styles
   =========================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-bg: #ffffff;
    --color-text: #1a1a1a;
    --color-gray: #666666;
    --color-light-gray: #e5e5e5;
    --color-border: #d0d0d0;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --max-width: 1400px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.night-mode {
    filter: invert(1) hue-rotate(180deg);
    background-color: #000000;
}

body.night-mode .about-image img {
    filter: invert(1) hue-rotate(180deg);
}

/* Images/videos that should not be inverted in dark mode */
body.night-mode .no-invert {
    filter: invert(1) hue-rotate(180deg) !important;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

a:hover {
    opacity: 0.6;
}

button {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.hidden {
    display: none !important;
}

/* ===========================
   Layout Containers
   =========================== */

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===========================
   Navigation
   =========================== */

header {
    position: sticky;
    top: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    display: inline-block;
    overflow: visible;
}

.logo img {
    height: 40px;
    display: block;
    transform: scale(2.5);
    transform-origin: left center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-menu a {
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    position: relative;
}

.theme-toggle {
    padding: 0.5rem;
    border: none;
    background: none;
    color: var(--color-text);
    cursor: pointer;
    transition: opacity 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
    opacity: 0.6;
}

.theme-icon {
    display: block;
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--color-text);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    transition: all 0.3s ease;
}

/* ===========================
   Hero Video Section
   =========================== */

.hero-video-section {
    position: relative;
    width: 100%;
    height: 85vh;
    overflow: hidden;
    background-color: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-video {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    cursor: pointer;
}

.mute-toggle {
    position: absolute;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background-color: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
}

.mute-toggle:hover {
    background-color: rgba(255, 255, 255, 1);
    transform: scale(1.05);
}

.mute-toggle svg {
    width: 20px;
    height: 20px;
    color: var(--color-text);
}

.mute-toggle .hidden {
    display: none;
}


/* ===========================
   Typography
   =========================== */

h1, h2, h3 {
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

h1 {
    font-size: 2rem;
}

h2 {
    font-size: 1.5rem;
}

h3 {
    font-size: 1.25rem;
}

.page-title {
    margin-bottom: var(--spacing-lg);
    padding-top: var(--spacing-lg);
}

/* ===========================
   Gallery Section
   =========================== */

.gallery-section {
    padding: var(--spacing-lg) 0 var(--spacing-xl) 0;
}

.gallery-hero {
    padding: var(--spacing-lg) 0 0 0;
}

.gallery-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.gallery-row {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.gallery-item {
    cursor: pointer;
    transition: transform 0.2s ease;
    position: relative;
    overflow: hidden;
    flex: 1;
    display: block;
}

.gallery-item:hover {
    transform: translateY(-4px);
}

.gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.gallery-item-info {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: rgba(0, 0, 0, 0.65);
    color: var(--color-bg);
    padding: var(--spacing-md);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.gallery-item-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.gallery-item-date {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.85);
}

/* Hide items when filtered */
.gallery-item.hidden {
    display: none;
}

.gallery-item:hover .gallery-item-info,
.gallery-item:focus-within .gallery-item-info {
    opacity: 1;
}

/* ===========================
   Filter Section
   =========================== */

.filter-section {
    padding: var(--spacing-xl) 0 var(--spacing-md) 0;
}

.filter-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.9rem;
    border: 1px solid var(--color-border);
    background-color: var(--color-bg);
    color: var(--color-text);
    transition: all 0.2s ease;
}

.filter-btn:hover {
    background-color: var(--color-light-gray);
}

.filter-btn.active {
    background-color: var(--color-text);
    color: var(--color-bg);
    border-color: var(--color-text);
}

/* ===========================
   Lightbox
   =========================== */

.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.lightbox-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.lightbox-content img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
}

.lightbox-info {
    margin-top: var(--spacing-md);
    text-align: center;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    font-size: 3rem;
    color: var(--color-text);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    transition: opacity 0.2s ease;
    line-height: 1;
    z-index: 2;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    opacity: 0.6;
}

.lightbox-close {
    top: var(--spacing-md);
    right: var(--spacing-md);
}

.lightbox-prev {
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
}

/* ===========================
   About Page
   =========================== */

.about-section {
    padding: var(--spacing-xl) 0;
}

.about-content {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
}

.about-image {
    flex: 0 0 320px;
    max-width: 320px;
}

.about-image img {
    width: 100%;
    height: auto;
    border: 1px solid var(--color-light-gray);
}

.about-text {
    flex: 1;
}

.about-text h2 {
    margin-bottom: var(--spacing-md);
}

.about-text p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: var(--color-gray);
    text-wrap: pretty;
}

.contact-info {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.contact-info h3 {
    margin-bottom: var(--spacing-sm);
}

.contact-info a {
    color: var(--color-text);
    text-decoration: underline;
}

/* ===========================
   Projects Page
   =========================== */

.projects-grid-section {
    padding: var(--spacing-xl) 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    cursor: pointer;
    transition: transform 0.2s ease;
}

.project-card:hover {
    transform: translateY(-4px);
}

.project-card-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg);
}

.project-card-image img,
.project-card-image video {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

.commission-card-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg);
}

.commission-card-image img,
.commission-card-image video {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

.project-card-content {
    padding: var(--spacing-md);
}

.project-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.project-card-date {
    font-size: 0.9rem;
    color: var(--color-gray);
    margin-bottom: var(--spacing-sm);
}

.project-card-preview {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-gray);
}

/* Project Detail View */

.project-detail-section {
    padding: var(--spacing-xl) 0;
}

.back-button {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    font-size: 0.95rem;
    border: 1px solid var(--color-border);
    background-color: var(--color-bg);
    color: var(--color-text);
    transition: all 0.2s ease;
    cursor: pointer;
}

.back-button:hover {
    background-color: var(--color-light-gray);
}

.project-detail-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.project-detail-title {
    margin-bottom: var(--spacing-xs);
}

.project-detail-date {
    font-size: 1rem;
    color: var(--color-gray);
}

.project-detail-description {
    margin-bottom: var(--spacing-xl);
}

.project-detail-description p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: var(--color-gray);
}

.project-detail-images {
    display: grid;
    gap: var(--spacing-xl);
}

.project-image-wrapper {
    width: 100%;
    max-width: 100%;
}

.project-image-wrapper img {
    max-width: 100%;
    height: auto;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.project-image-wrapper img:hover {
    opacity: 0.8;
}

.project-image-wrapper .video-container {
    width: 100%;
    max-width: 100%;
}

.project-image-caption {
    margin-top: var(--spacing-md);
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-gray);
    text-align: left;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Video Styling */

.video-container {
    position: relative;
    width: 100%;
    max-width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-container video {
    max-width: 100%;
    max-height: 70vh;
    width: auto;
    height: auto;
    display: block;
    object-fit: contain;
    margin: 0 auto;
}

/* Video title overlay on hover - matches gallery style */
.video-title-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: rgba(0, 0, 0, 0.65);
    color: var(--color-bg);
    padding: var(--spacing-md);
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
    font-size: 1rem;
    font-weight: 600;
}

.video-container:hover .video-title-overlay {
    opacity: 1;
}

body.night-mode .video-title-overlay {
    background: rgba(0, 0, 0, 0.65);
    color: var(--color-bg);
}

.video-mute-toggle {
    position: absolute;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--color-border);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 10;
}

.video-mute-toggle:hover {
    background-color: rgba(255, 255, 255, 1);
    transform: scale(1.05);
}

.video-mute-toggle svg {
    color: var(--color-text);
}

body.night-mode .video-mute-toggle {
    background-color: rgba(26, 26, 26, 0.9);
    border-color: rgba(255, 255, 255, 0.3);
}

body.night-mode .video-mute-toggle:hover {
    background-color: rgba(26, 26, 26, 1);
}

/* Commission image wrapper uses same styling as project */
.commission-image-wrapper {
    width: 100%;
    max-width: 100%;
}

.commission-image-wrapper img {
    max-width: 100%;
    height: auto;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.commission-image-wrapper img:hover {
    opacity: 0.8;
}

.commission-image-wrapper .video-container {
    width: 100%;
    max-width: 100%;
}

.commission-image-caption {
    margin-top: var(--spacing-md);
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-gray);
    text-align: left;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* ===========================
   Responsive Design
   =========================== */

@media (max-width: 768px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }

    .hero-video-section {
        height: 60vh;
    }

    .mute-toggle {
        width: 42px;
        height: 42px;
        bottom: var(--spacing-md);
        right: var(--spacing-md);
    }

    .mute-toggle svg {
        width: 18px;
        height: 18px;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-bg);
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--color-border);
        display: none;
        align-items: stretch;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        padding: var(--spacing-sm) 0;
        border-bottom: 1px solid var(--color-light-gray);
    }

    .nav-menu li:last-child {
        border-bottom: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu .theme-toggle {
        justify-content: flex-start;
        padding: var(--spacing-xs) 0;
    }

    .about-content {
        flex-direction: column;
    }

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

    .gallery-grid {
        gap: var(--spacing-xs);
    }

    .gallery-row {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .gallery-item {
        width: 100%;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .lightbox-content {
        padding: var(--spacing-md);
    }

    .lightbox-content img {
        max-height: 70vh;
    }

    .lightbox-close {
        font-size: 2.5rem;
        top: var(--spacing-sm);
        right: var(--spacing-sm);
    }

    .lightbox-prev,
    .lightbox-next {
        font-size: 2rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .project-card-image {
        height: 250px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }

    .mute-toggle {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
        bottom: auto;
    }

    .filter-buttons {
        gap: var(--spacing-xs);
    }

    .filter-btn {
        font-size: 0.85rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

/* ===========================
   Lazy Loading
   =========================== */

.gallery-item img.lazy {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item img.lazy.loaded {
    opacity: 1;
}