:root {
    --bg: #ffffff;
    --text: #000000;
    --dim: #7a7a7a;
    --border: #000000;
    --accent: #0B8261;
    --light-grey: #f7f7f7;
    --border-light: #f0f0f0;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: "Inter", sans-serif;
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* --- HEADER SECTION --- */
.site-header {
    padding: 1.5rem 3rem;
    border-bottom: 2px solid var(--border);
    position: sticky;
    top: 0;
    background: white;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.nav-meta {
    display: flex;
    justify-content: space-between;
    width: 100%;
    font-size: 0.6rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--dim);
}

.title-block {
    text-align: center;
    margin: 0;
}

.main-title {
    font-size: clamp(2.5rem, 8vw, 6rem);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1;
    letter-spacing: -0.05em;
    margin: 0;
    transition: opacity 0.3s ease;
}

.main-title em {
    font-family: "Georgia", serif;
    font-style: italic;
    font-weight: 400;
    text-transform: lowercase;
    letter-spacing: -0.02em;
    margin-left: -0.05em;
    color: var(--accent);
    display: inline-block;
    transition: color 0.3s ease;
}

.filter-bar {
    display: flex;
    justify-content: center;
    gap: 3rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-light);
}

.filter-btn {
    background: none;
    border: none;
    font-size: 0.65rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--dim);
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0.5rem 0;
    position: relative;
}

.filter-btn:hover {
    color: var(--text);
}

.filter-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.filter-btn.active {
    color: var(--accent);
    font-weight: 900;
}

.filter-btn.active::after {
    width: 100%;
}

/* --- THE GRID & CARDS --- */
.elegant-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    background-color: #e2e2e2;
    gap: 1px;
}

.search-container {
    padding: 2rem 3rem;
    border-bottom: 1px solid var(--border);
    background: white;
}

#projectSearch {
    width: 100%;
    border: none;
    border-bottom: 2px solid var(--border);
    font-size: 1.5rem;
    font-weight: 900;
    text-transform: uppercase;
    padding: 0.5rem 0;
    outline: none;
    letter-spacing: -0.02em;
}

#projectSearch::placeholder {
    color: #e0e0e0;
}

#projectSearch:focus {
    border-bottom-color: var(--accent);
}

.project-card {
    padding: 3vw 3vw;
    background-color: var(--bg);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.project-card:hover {
    background-color: var(--light-grey);
    transform: translateY(-2px);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.project-card:hover::before {
    opacity: 0.05;
}

.card-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 2rem;
    color: var(--dim);
    position: relative;
    z-index: 1;
}

.card-category {
    font-size: 1rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--border);
}

.card-header span:first-child {
    color: var(--accent);
    font-weight: 900;
}

.card-img-container {
    width: 100%;
    aspect-ratio: 16 / 10;
    background: var(--light-grey);
    overflow: hidden;
    margin-bottom: 2.5rem;
    position: relative;
    border-radius: 2px;
    transition: transform 0.3s ease;
}

.project-card:hover .card-img-container {
    transform: scale(1.02);
}

.card-img-inner {
    width: 100%;
    height: 120%;
    object-fit: cover;
    position: absolute;
    top: -10%;
    left: 0;
    will-change: transform;
    transition: transform 0.3s ease;
}

.project-card:hover .card-img-inner {
    transform: translateY(5px);
}

.card-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 900;
    line-height: 1;
    text-transform: uppercase;
    letter-spacing: -0.05em;
    margin: 0 0 0.5rem 0;
    padding: 0;
    position: relative;
    z-index: 1;
    word-break: break-word;
    background: linear-gradient(135deg, var(--text) 0%, var(--text) 85%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-author {
    display: block;
    font-family: "Georgia", serif;
    font-style: italic;
    font-weight: 600;
    color: var(--accent);
    text-transform: capitalize;
    font-size: 1.25rem;
    margin-top: 0.4rem;
    letter-spacing: 0.03em;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
    padding-bottom: 0.3rem;

    display: inline-block;
}

.project-card:hover .card-author {
    border-bottom-color: var(--text);
    color: var(--text);
    transform: translateX(4px);
}

.card-dev {
    display: none !important;
}

.hidden {
    display: none !important;
}