/* --- CSS Variables --- */
:root {
    --primary-purple: #3F2B73;
    --light-purple: #F3F0FB;
    --card-border: #C9C2E0;
    --white: #ffffff;
    --text-dark: #333333;
    --text-light: #666666;
    --link-color: #0066cc;
}

/* --- Base Styles --- */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-purple);
    color: var(--text-dark);
    padding-bottom: 50px;
}

/* --- Header --- */
.main-header {
    background-color: var(--primary-purple);
    color: var(--white);
    padding: 2rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.main-header h1 { font-size: 2rem; font-weight: normal; }
.main-header h2 { font-size: 1.5rem; font-weight: normal; }

/* --- Controls (UPDATED for Right Alignment) --- */
.controls {
    padding: 2rem 5%;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
    /* justify-content: space-between;  <-- Removed to let margin-left: auto work */
}
.filters { display: flex; gap: 15px; flex-wrap: wrap; }
.filter-btn {
    padding: 0.6rem 1.5rem;
    border-radius: 20px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid var(--primary-purple);
    background-color: var(--white);
    color: var(--primary-purple);
    font-weight: 600;
}
.filter-btn.active, .filter-btn:hover {
    background-color: var(--primary-purple);
    color: var(--white);
}

.search-container {
    display: flex;
    border: 2px solid var(--primary-purple);
    border-radius: 20px;
    overflow: hidden;
    background-color: var(--white);
    
    /* NEW: This forces the search bar to the far right */
    margin-left: auto; 
}

.search-label {
    background-color: var(--primary-purple);
    color: var(--white);
    padding: 0.6rem 1.2rem;
    font-weight: 600;
    display: flex;
    align-items: center;
}
#search-input {
    border: none;
    padding: 0.6rem 1rem;
    font-size: 1rem;
    outline: none;
    min-width: 200px;
}

/* --- Grid --- */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); /* Slightly wider cards */
    gap: 30px;
    padding: 0 5%;
}

/* --- Cards --- */
.project-card {
    background-color: var(--white);
    border-radius: 20px;
    box-shadow: 0 4px 8px rgba(63, 43, 115, 0.15);
    border: 1px solid var(--card-border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: transform 0.2s;
}
.project-card:hover {
    transform: translateY(-5px);
}

/* --- Image Styles (Preserved) --- */
.card-image {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background-color: #eaeaea;
    border-bottom: 1px solid var(--card-border);
}
.card-image img {
    width: 100%;
    height: 100%;
    /* CHANGED: 'contain' ensures the whole image is shown */
    object-fit: contain; 
    /* OPTIONAL: changing background to white often looks cleaner with 'contain' */
    background-color: white; 
}

.card-header {
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--card-border);
    background-color: #fbfaff;
}
.card-header h3 {
    font-size: 1.2rem;
    color: var(--primary-purple);
    font-weight: 700;
    line-height: 1.4;
}

.card-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    justify-content: space-between;
}

.team-info {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px dashed #e0e0e0;
}
.team-name { font-size: 1rem; font-weight: 700; color: var(--text-dark); margin-bottom: 0.3rem; }
.team-members { font-size: 0.9rem; color: var(--text-light); font-style: italic; line-height: 1.4; }

.description {
    font-size: 0.95rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.keywords-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 1.5rem;
}
.keyword-label {
    color: var(--primary-purple);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0.3rem 0.6rem;
    border: 1px solid var(--primary-purple);
    border-radius: 12px;
}
.keyword {
    font-size: 0.85rem;
    color: var(--primary-purple);
    padding: 0.3rem 0.6rem;
    border: 1px solid var(--card-border);
    border-radius: 12px;
    background-color: #f9f8fd;
}

/* --- Project Link Button --- */
.project-link {
    display: block;
    text-align: center;
    background-color: var(--primary-purple);
    color: white;
    text-decoration: none;
    padding: 10px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: auto; /* Pushes button to very bottom */
    transition: background-color 0.2s;
}
.project-link:hover {
    background-color: #553b9e;
}

.hidden { display: none !important; }

/* --- Footer Section (NEW) --- */
.footer {
    background-color: var(--primary-purple);
    color: var(--white);
    text-align: center;
    padding: 3rem 1rem;
    margin-top: 5rem;
    box-shadow: 0 -4px 10px rgba(63, 43, 115, 0.2);
}

.contributor {
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 1px;
    opacity: 0.9;
}

.contributor::before {
    content: "";
    display: block;
    width: 50px;
    height: 2px;
    background-color: rgba(255, 255, 255, 0.3);
    margin: 0 auto 15px auto;
}

/* Mobile */
@media (max-width: 768px) {
    .main-header, .controls { flex-direction: column; text-align: center; gap: 1rem; }
    .search-container, #search-input { width: 100%; }
}