:root {
    --bg-primary: #050505;
    --bg-secondary: #0a0a0a;
    --border-color: #222;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --font-display: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}
h1, h2, h3, h4 { color: var(--text-primary); font-weight: 700; }
.section-padding { padding: 100px 6%; }
.bg-darker { background-color: var(--bg-secondary); }
.border-top { border-top: 1px solid var(--border-color); }

.display-text { font-size: clamp(3.5rem, 8vw, 6rem); line-height: 1; letter-spacing: -0.02em; margin-bottom: 20px; }
.display-text-center { font-size: clamp(2.5rem, 6vw, 4.5rem); line-height: 1.1; text-align: center; letter-spacing: -0.02em; margin-bottom: 20px; }
.display-title { font-size: 3rem; margin-bottom: 30px; }
.subtitle { font-size: 1.25rem; color: var(--text-primary); margin-bottom: 30px; letter-spacing: 0.05em; }
.hero-tags { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-primary); margin-bottom: 20px; letter-spacing: 0.5px; }

.navbar {
    position: fixed; top: 0; width: 100%; padding: 25px 6%;
    display: flex; justify-content: space-between; align-items: center;
    background: var(--bg-primary); z-index: 1000; border-bottom: 1px solid var(--border-color);
}
.nav-brand { font-weight: 700; font-size: 1.2rem; color: var(--text-primary); letter-spacing: 0.5px; text-decoration: none; }
.nav-links { display: flex; gap: 30px; align-items: center; }
.nav-links a { color: var(--text-primary); text-decoration: none; font-size: 0.85rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
.nav-links a:hover { color: var(--text-secondary); }

.btn-primary, .btn-outline {
    display: inline-block; padding: 14px 28px; font-family: var(--font-body);
    font-size: 0.85rem; font-weight: 600; text-decoration: none; transition: all 0.2s ease; cursor: pointer;
}
.btn-primary { background-color: var(--text-primary); color: var(--bg-primary); }
.btn-primary:hover { background-color: var(--text-secondary); }
.btn-outline { border: 1px solid var(--text-primary); color: var(--text-primary); }
.btn-outline:hover { background-color: var(--text-primary); color: var(--bg-primary); }
.btn-link { color: var(--text-primary); text-decoration: none; font-size: 0.9rem; font-weight: 600; border-bottom: 1px solid var(--text-primary); padding-bottom: 2px; text-transform: uppercase; }

.hero { min-height: 100vh; display: flex; align-items: center; padding: 120px 6% 60px; gap: 50px; }
.hero-left { flex: 1; max-width: 650px; }
.hero-desc { font-size: 1.1rem; margin-bottom: 40px; max-width: 500px; }
.hero-actions { display: flex; gap: 15px; margin-bottom: 40px; }
.hero-socials { display: flex; gap: 20px; font-family: var(--font-mono); font-size: 0.9rem; }
.hero-socials a { color: var(--text-primary); text-decoration: none; }
.hero-right { flex: 1; display: flex; justify-content: flex-end; }
.hero-image-container { position: relative; width: 100%; max-width: 600px; aspect-ratio: 1; }
.hero-image-container img { width: 100%; height: 100%; object-fit: cover; border: 1px solid var(--border-color); }
.floating-tech-label {
    position: absolute; bottom: 20px; right: 20px; background: rgba(0,0,0,0.85);
    border: 1px solid var(--border-color); padding: 15px; font-family: var(--font-mono);
    font-size: 0.75rem; color: var(--text-primary); line-height: 1.5;
}

.section-label { font-family: var(--font-mono); font-size: 0.85rem; text-transform: uppercase; margin-bottom: 40px; letter-spacing: 1px; }
.expertise-grid { display: flex; flex-wrap: wrap; gap: 20px; }
.exp-card { flex: 1; min-width: 220px; border: 1px solid var(--border-color); padding: 30px 25px; background: var(--bg-primary); }
.exp-icon { font-size: 1.5rem; color: var(--text-primary); margin-bottom: 20px; font-family: var(--font-mono); }
.exp-card h4 { font-size: 1rem; margin-bottom: 15px; letter-spacing: 0.5px; }
.section-title { font-size: 2.5rem; margin-bottom: 10px; }
.section-subtitle { font-size: 1.1rem; max-width: 600px; margin-bottom: 60px; }

.project-row { display: flex; align-items: center; gap: 60px; margin-bottom: 100px; }
.project-row.reverse { flex-direction: row-reverse; }
.project-visual { flex: 1.2; aspect-ratio: 16/10; border: 1px solid var(--border-color); overflow: hidden; }
.project-visual img { width: 100%; height: 100%; object-fit: cover; }
.project-info { flex: 1; }
.project-meta { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-primary); margin-bottom: 15px; letter-spacing: 1px; }
.project-title { font-size: 2.5rem; margin-bottom: 20px; }
.project-desc { font-size: 1.05rem; margin-bottom: 30px; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
.tech-tags span { border: 1px solid var(--border-color); padding: 6px 12px; font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-primary); }

.more-projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.mini-card, a.mini-card {
    border: 1px solid var(--border-color) !important;
    padding: 30px;
    background: var(--bg-primary);
    display: block;
    text-decoration: none !important; 
    color: inherit !important;
    transition: border-color 0.2s ease;
}

.mini-card *, a.mini-card * {
    text-decoration: none !important;
}

.mini-card:hover, a.mini-card:hover {
    border-color: var(--text-secondary) !important;
}

.mini-card h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: var(--text-primary) !important;
}

.mini-card p {
    font-size: 0.9rem;
    margin-bottom: 20px;
    color: var(--text-secondary) !important;
}

.mini-card-details {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary) !important;
    line-height: 1.6;
}

.double-column-section {
    display: flex;
    gap: 60px;
}

.column-left, .column-right {
    flex: 1;
}

.border-left-desk {
    border-left: 1px solid var(--border-color);
    padding-left: 60px;
}

.about-text {
    font-size: 1.05rem;
    margin-bottom: 20px;
    max-width: 90%;
}

.about-text strong {
    color: var(--text-primary);
    font-weight: 600;
}

.sub-section-title {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 1px;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.mt-60 { margin-top: 60px; }

.skill-group {
    margin-bottom: 30px;
}

.skill-group h4 {
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.resume-item {
    margin-bottom: 30px;
}

.resume-item h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.resume-sub {
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.resume-sub.highlight {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-primary);
}

.resume-desc {
    font-size: 0.9rem;
    margin-top: 10px;
}

.contact-section {
    text-align: center;
    padding: 150px 6%;
}

.contact-desc {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 40px;
}

.contact-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 60px;
}

.contact-signature {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.6;
}
.contact-signature strong {
    font-family: var(--font-display);
    font-size: 1rem;
}

.case-hero {
    position: relative; height: 60vh; min-height: 500px; display: flex; align-items: flex-end;
    padding: 60px 6%; background-color: var(--bg-secondary); border-bottom: 1px solid var(--border-color);
    background-size: cover; background-position: center; margin-top: 75px;
}
.case-hero-overlay { position: absolute; inset: 0; background: linear-gradient(to top, var(--bg-primary) 5%, rgba(0,0,0,0.4) 80%); }
.case-hero-content { position: relative; z-index: 2; width: 100%; }
.case-title { font-size: clamp(4rem, 8vw, 7rem); line-height: 1; margin-bottom: 30px; }
.case-grid { display: grid; grid-template-columns: 320px 1fr; gap: 80px; padding: 80px 6%; }

.case-sidebar h4 { font-family: var(--font-mono); font-size: 0.8rem; margin-bottom: 15px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-secondary); }
.case-sidebar ul { list-style: none; margin-bottom: 50px; }
.case-sidebar li { font-size: 0.95rem; margin-bottom: 12px; color: var(--text-primary); }
.case-sidebar .highlight-role { font-size: 1.1rem; color: var(--text-primary); font-weight: 700; margin-bottom: 40px; }

.key-systems-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 40px; }
.key-systems-list div { border: 1px solid var(--border-color); padding: 15px; font-size: 0.9rem; color: var(--text-primary); }

.case-main h3 { font-size: 1.5rem; margin: 50px 0 20px; }
.case-desc { font-size: 1.6rem; line-height: 1.4; color: var(--text-primary); margin-bottom: 60px; font-weight: 500; }
.case-text { font-size: 1.1rem; margin-bottom: 30px; line-height: 1.7; }

.system-flow {
    border: 1px solid var(--border-color); padding: 25px; font-family: var(--font-mono);
    font-size: 0.85rem; color: var(--text-primary); background: var(--bg-secondary);
    overflow-x: auto; white-space: nowrap; margin-bottom: 40px; text-align: center; letter-spacing: 1px;
}
.media-placeholder {
    width: 100%; aspect-ratio: 16/9; background: var(--bg-secondary); border: 1px solid var(--border-color);
    display: flex; align-items: center; justify-content: center; font-family: var(--font-mono);
    color: var(--text-secondary); margin-top: 40px; margin-bottom: 40px;
}

.video-container {
    width: 100%;
    aspect-ratio: 16/9; /* Forces the widescreen format */
    border: 1px solid var(--border-color);
    margin-top: 40px;
    margin-bottom: 40px;
    background: var(--bg-secondary);
}

.video-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

.case-gallery {
    display: grid;
    /* Automatically creates responsive columns. Minimum width 250px, expands to fill space */
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.case-gallery img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border: 1px solid var(--border-color);
    aspect-ratio: 16/9; /* Ensures uniform shape regardless of original image size */
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.case-gallery img:hover {
    transform: scale(1.02);
    border-color: var(--text-secondary);
}


@media (max-width: 768px) {

    .case-gallery {
        grid-template-columns: 1fr;
    }
    
    .case-title {
        font-size: clamp(3rem, 10vw, 4rem);
    }
    
    .case-desc {
        font-size: 1.2rem;
    }
    
    .system-flow {
        font-size: 0.75rem;
        padding: 15px;
    }
}

footer { display: flex; justify-content: space-between; align-items: center; padding: 40px 6%; border-top: 1px solid var(--border-color); font-family: var(--font-mono); font-size: 0.8rem; }
.footer-right { display: flex; gap: 20px; }
.footer-right a { color: var(--text-primary); text-decoration: none; }

.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.8s ease, transform 0.8s ease; }
.fade-in.appear { opacity: 1; transform: translateY(0); }

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 30px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all 0.3s ease;
}

@media (max-width: 992px) {
    .case-grid { grid-template-columns: 1fr; gap: 50px; }
    .hero { flex-direction: column; text-align: center; padding-top: 140px; }
    .hero-right { justify-content: center; }
    .project-row, .project-row.reverse { flex-direction: column; gap: 30px; }
    .double-column-section { flex-direction: column; gap: 60px; }
    .border-left-desk { border-left: none; padding-left: 0; }
    
    footer { flex-direction: column; gap: 20px; text-align: center; }
    .footer-right { flex-wrap: wrap; justify-content: center; }

    .hamburger { display: flex; }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-primary);
        flex-direction: column;
        padding: 20px 0;
        border-bottom: 1px solid var(--border-color);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0); 
        transition: clip-path 0.4s ease-out;
    }

    .nav-links.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }

    .nav-links a {
        margin: 15px 0;
        font-size: 1.1rem;
    }
}

.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0,0,0,0.8);
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 40px;
    color: var(--text-secondary);
    font-size: 3rem;
    font-weight: 300;
    cursor: pointer;
    transition: color 0.2s ease;
    user-select: none;
}

.lightbox-close:hover {
    color: var(--text-primary);
}

.case-gallery img {
    cursor: pointer;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@media (max-width: 768px) {
    .lightbox-close {
        top: 10px;
        right: 20px;
        font-size: 2.5rem;
    }
}

.case-main {
    min-width: 0;
    overflow: hidden;
}

.video-container, .case-gallery {
    max-width: 100%;
}

.case-gallery img {
    max-width: 100%;
}

@media (max-width: 768px) {
    .system-flow {
        width: 100%;
        box-sizing: border-box;
    }
}