body {
    background-color: #0b0c10;
    color: #f0f2f5;
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h1, h2, h3, h4, h5, .zp-font-syne {
    font-family: 'Syne', sans-serif;
    text-transform: uppercase;
}

.active-filter {
    background-color: #00a8ff !important;
    color: #0b0c10 !important;
    box-shadow: 0 0 15px rgba(0, 168, 255, 0.6);
        }
.portfolio-item { transition: all 0.4s ease; }
.portfolio-item.hide { display: none; }

/* --- hlavicka --- */
.zp-navbar {
    padding: 2rem 0;
    border-bottom: 1px solid rgba(240, 242, 245, 0.05);
}

.zp-logo-wrapper {
    display: flex;
    align-items: center;
}

.zp-logo-img {
    height: 40px; 
    width: auto;  
    display: block;
}

/* --- tlacitka --- */
.zp-btn-outline {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 14px;
    color: #f0f2f5;
    background: transparent;
    border: 1px solid rgba(240, 242, 245, 0.3);
    padding: 10px 20px;
    text-transform: uppercase;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    border-radius: 4px;
}

.zp-btn-outline:hover {
    background-color: #00a8ff;
    color: #0b0c10;
    border-color: #00a8ff;
    box-shadow: 0 0 15px rgba(0, 168, 255, 0.4);
}

/* --- nadpis --- */
.zp-section-title {
    font-size: 3rem;
    font-weight: 800;
    color: #00a8ff;
    text-shadow: 0 0 15px rgba(0, 168, 255, 0.4);
    margin-bottom: 0;
}

/* --- karty --- */
.zp-card {
    background-color: #121418;
    border: 1px solid rgba(240, 242, 245, 0.05);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.4s ease;
    height: 100%;
}

.zp-card:hover {
    transform: translateY(-8px);
    border-color: #00a8ff;
    box-shadow: 0 10px 25px rgba(0, 168, 255, 0.15), 0 0 15px rgba(0, 168, 255, 0.1);
}

.zp-card-img-wrapper {
    width: 100%;
    height: 250px;
    background-color: #1a1d24; 
    overflow: hidden;
}

.zp-card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover; 
    transition: transform 0.5s ease;
}

.zp-card:hover .zp-card-img-wrapper img {
    transform: scale(1.05); 
}

.zp-title {
    font-weight: 700;
    color: #f0f2f5;
    letter-spacing: 0.5px;
    font-size: 1.25rem;
}

.zp-badge {
    background-color: transparent;
    border: 1px solid rgba(240, 242, 245, 0.2);
    color: #a0aabf;
    font-weight: 400;
    font-size: 0.75rem;
    margin-right: 5px;
    margin-bottom: 5px;
    transition: all 0.4s ease;
}

.zp-card:hover .zp-badge {
    color: #00a8ff;
    border-color: rgba(0, 168, 255, 0.5);
}

/* --- paticka --- */
.zp-footer {
    margin-top: auto;
    padding: 2rem 0;
    border-top: 1px solid rgba(240, 242, 245, 0.05);
    color: #6c757d;
    font-size: 0.85rem;
    text-align: center;
}