/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Animated ripple background */
.ripple-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.ripple-background::before,
.ripple-background::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 1px solid rgba(0, 0, 0, 0.08);
    animation: ripple-bg-expand 12s ease-out infinite;
}

.ripple-background::after {
    animation-delay: 6s;
}

.ripple-background .ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.ripple-background .ring:nth-child(1) {
    animation: ripple-bg-expand 12s ease-out infinite 0s;
}

.ripple-background .ring:nth-child(2) {
    animation: ripple-bg-expand 12s ease-out infinite 3s;
}

.ripple-background .ring:nth-child(3) {
    animation: ripple-bg-expand 12s ease-out infinite 6s;
}

.ripple-background .ring:nth-child(4) {
    animation: ripple-bg-expand 12s ease-out infinite 9s;
}

@keyframes ripple-bg-expand {
    0% {
        width: 0;
        height: 0;
        opacity: 1;
    }
    100% {
        width: 250vmax;
        height: 250vmax;
        opacity: 0;
    }
}

:root {
    --bg: #fafafa;
    --text: #000;
    --gray: #666;
    --light-gray: #ddd;
    --hover: #333;
}

body {
    font-family: "Helvetica Neue", Helvetica, sans-serif, "Helvetica Roman", Icons;
    background: var(--bg);
    color: var(--text);
    line-height: 20.1197px;
    font-size: 14.3712px;
    font-weight: 400;
    padding: 20px;
    max-width: 900px;
    margin: 0 auto;
}

/* Typography */
h1 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

h3 {
    font-size: 14px;
    font-weight: 400;
    color: var(--gray);
    margin-bottom: 20px;
}

p {
    margin-bottom: 16px;
}

a {
    color: var(--text);
    text-decoration: none;
    border-bottom: 1px solid var(--text);
}

a:hover {
    color: var(--hover);
    border-bottom-color: var(--hover);
}

/* Header */
header {
    margin-top: 60px;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--light-gray);
    position: relative;
}

.header-nav {
    position: absolute;
    bottom: 20px;
    right: 0;
    display: flex;
    gap: 20px;
}

.nav-button {
    color: #000;
    text-decoration: none !important;
    font-size: 14px;
    font-weight: 400;
}

.nav-button:hover {
    text-decoration: underline;
}

.subtitle {
    color: var(--gray);
    font-size: 14px;
}

/* Intro section */
.intro {
    margin-bottom: 40px;
}

/* Awkward photo placement */
.awkward-photo {
    position: absolute;
    left: -150px;
    top: -30px;
    width: 100px;
    height: auto;
    opacity: 0.85;
}

.awkward-photo img {
    width: 100%;
    height: auto;
    display: block;
}

/* Projects list */
.projects {
    margin-bottom: 40px;
}

.project-item {
    margin-bottom: 24px;
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

.project-item:hover {
    border-bottom-color: var(--light-gray);
}

.project-item a {
    border: none;
    text-decoration: none;
}

.project-item a:hover {
    color: var(--text);
}

.project-number {
    display: inline-block;
    color: var(--gray);
    margin-right: 12px;
    min-width: 30px;
}

.project-title {
    font-weight: 600;
}

.project-category {
    color: var(--gray);
    font-size: 12px;
    margin-left: 8px;
}

.project-description {
    color: var(--gray);
    margin-top: 4px;
    padding-left: 42px;
}

/* Contact */
.contact {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--light-gray);
}

.contact a {
    margin-right: 20px;
}

/* Project detail page */
.project-header {
    margin-bottom: 30px;
}

.project-header h1 {
    font-size: 24px;
    margin-bottom: 8px;
}

.back-link {
    display: inline-block;
    margin-bottom: 30px;
    font-size: 14px;
}

.project-hero {
    margin-bottom: 30px;
    width: 100%;
}

.project-hero img,
.project-hero video {
    width: 100%;
    height: auto;
    display: block;
}

.project-content {
    max-width: 700px;
    margin-bottom: 40px;
}

.project-meta {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--light-gray);
}

.project-meta h3 {
    margin-bottom: 8px;
}

.tech-list {
    color: var(--gray);
    line-height: 1.8;
}

/* Gallery */
.gallery {
    margin-top: 40px;
}

.gallery h3 {
    margin-bottom: 20px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 16px;
    margin-bottom: 40px;
}

.gallery-item {
    cursor: pointer;
    overflow: hidden;
    aspect-ratio: 4/3;
    background: #f0f0f0;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: opacity 0.2s;
}

.gallery-item:hover img {
    opacity: 0.8;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 1000;
    cursor: pointer;
}

.lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox img,
.lightbox video {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 30px;
    font-weight: normal;
    cursor: pointer;
    border: none;
    background: none;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 20px;
    user-select: none;
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

/* Video embeds */
.video-embed {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    margin-bottom: 30px;
}

.video-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Ripple effect */
.ripple {
    position: fixed;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.3);
    pointer-events: none;
    transform: translate(-50%, -50%);
    animation: ripple-animation 1s ease-out;
    z-index: 9999;
}

@keyframes ripple-animation {
    from {
        width: 0;
        height: 0;
        opacity: 1;
    }
    to {
        width: 200vmax;
        height: 200vmax;
        opacity: 0;
    }
}

/* Responsive */
@media (max-width: 600px) {
    body {
        padding: 15px;
        font-size: 13px;
    }

    h1 {
        font-size: 16px;
    }

    .project-description {
        padding-left: 0;
        margin-top: 8px;
    }

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

    .project-header h1 {
        font-size: 20px;
    }
}

/* Lightbox Dots */
.lightbox-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 2000;
    pointer-events: auto;
    background: rgba(0, 0, 0, 0.3);
    padding: 10px 16px;
    border-radius: 20px;
}

.lightbox-dot {
    display: block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    padding: 0;
    margin: 0;
    transition: all 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
}

.lightbox-dot:hover {
    background-color: rgba(255, 255, 255, 0.9);
    transform: scale(1.1);
}

.lightbox-dot.active {
    background-color: #ffffff;
    transform: scale(1.2);
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
}