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

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.1);
    --radius: 12px;
}

html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: #ffffff;
    padding: 16px 20px;
    border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

header:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.header-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    border-radius: 10px;
    color: white;
    transition: all 0.3s ease;
}

.header-icon:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.header-icon svg {
    transition: all 0.3s ease;
}

.header-icon:hover svg {
    transform: scale(1.1);
}

.header-text {
    text-align: left;
}

header h1 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 2px;
    letter-spacing: -0.5px;
    transition: color 0.3s ease;
}

header:hover h1 {
    color: #2563eb;
}

header .subtitle {
    color: #64748b;
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0;
    transition: color 0.3s ease;
}

header:hover .subtitle {
    color: #475569;
}

main {
    flex: 1;
    padding: 40px 0;
    width: 100%;
    max-width: 100%;
}

.filters {
    margin-bottom: 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
}

.filters .category-filters {
    margin-bottom: 0;
    justify-content: center;
}

.search-view-row {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    max-width: 600px;
}

.search-box {
    flex: 1;
    min-width: 150px;
    max-width: 200px;
    margin-bottom: 0;
}

.search-box input {
    width: 100%;
    padding: 14px 20px;
    font-size: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--card-bg);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.category-filters {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 20px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--card-bg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

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

.filter-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.view-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.view-btn {
    padding: 6px 10px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background: var(--card-bg);
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s;
}

.view-btn:hover {
    border-color: var(--primary-color);
}

.view-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
    width: 100%;
}

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

.projects-grid.list-view .project-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 20px;
}

.projects-grid.list-view .project-card h3 {
    min-width: 200px;
}

.project-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
}

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

.project-card .category-badge {
    display: inline-block;
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 12px;
    width: fit-content;
}

.project-card .category-badge.d-grup {
    background: #dbeafe;
    color: #1d4ed8;
}

.project-card .category-badge.k-grup {
    background: #fce7f3;
    color: #be185d;
}

.project-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.project-card .team-name {
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 4px;
}

.project-card .team-members {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.project-card .description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-clamp: 3;
}

.project-card .card-actions {
    display: flex;
    gap: 10px;
    margin-top: auto;
}

.card-actions .btn {
    flex: 1;
    padding: 10px 16px;
    font-size: 0.85rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s;
}

.card-actions .btn-website {
    background: var(--primary-color);
    color: white;
}

.card-actions .btn-website:hover {
    background: var(--primary-hover);
}

.card-actions .btn-pdf {
    background: var(--card-bg);
    color: var(--text-secondary);
    border: 2px solid var(--border-color);
}

.card-actions .btn-pdf:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state.hidden {
    display: none;
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 16px;
}

.empty-state h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--text-secondary);
    max-width: 400px;
    margin: 0 auto;
}

footer {
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 24px 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    header {
        padding: 20px 0;
    }

    header h1 {
        font-size: 1.3rem;
    }

    main {
        padding: 20px 0;
    }

    .filters {
        gap: 10px;
    }

    .search-view-row {
        flex-direction: column;
        width: 100%;
    }

    .search-box {
        width: 100%;
        max-width: 100%;
    }

    .view-toggle {
        display: none;
    }

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

    .projects-grid.list-view .project-card {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }

    .projects-grid.list-view .project-card h3 {
        min-width: auto;
        width: 100%;
    }

    .project-card {
        padding: 20px;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 0.85rem;
    }

    .card-actions {
        flex-wrap: wrap;
    }

    .card-actions .btn {
        min-width: calc(50% - 5px);
    }
}

.hidden {
    display: none !important;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal {
    background: var(--card-bg);
    border-radius: var(--radius);
    width: 100%;
    max-width: 500px;
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    line-height: 1;
}

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

.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }

    header h1 {
        font-size: 1.2rem;
    }

    header .subtitle {
        font-size: 0.8rem;
    }

    .header-icon {
        width: 40px;
        height: 40px;
    }

    .header-icon svg {
        width: 24px;
        height: 24px;
    }
}