/* Zmienne kolorystyczne - bez czerni! */
:root {
    --wood: #C69C6D;
    --wood-dark: #A87F55;
    --concrete-light: #F5F5F7;
    --concrete-dark: #EAEAEA;
    --white: #FFFFFF;
    --text-dark: #4A4A4A; /* Zamiast czarnego */
    --text-light: #7A7A7A;
}

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--concrete-light);
    color: var(--text-dark);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    background-color: var(--white);
    padding: 25px 0;
    border-bottom: 3px solid var(--wood);
    box-shadow: 0 4px 10px rgba(74, 74, 74, 0.05); /* Grafitowy cień */
}
.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 26px;
    font-weight: bold;
    color: var(--text-dark);
    letter-spacing: 1px;
}
nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
    margin: 0;
    padding: 0;
}
nav ul li {
    color: var(--text-light);
    text-transform: uppercase;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: color 0.3s;
}
nav ul li:hover {
    color: var(--wood);
}

/* Hero */
.hero {
    text-align: center;
    padding: 120px 20px;
    background-color: var(--concrete-dark);
    border-bottom: 5px solid var(--wood);
}
.hero h1 {
    color: var(--text-dark);
    font-size: 42px;
    margin-bottom: 20px;
}
.hero p {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Portfolio Grid */
.portfolio-section {
    padding: 80px 0;
}
.section-title {
    text-align: center;
    margin-bottom: 50px;
    color: var(--text-dark);
    font-size: 36px;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}
.section-title::after {
    content: '';
    display: block;
    width: 60%;
    height: 3px;
    background-color: var(--wood);
    margin: 10px auto 0;
}
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 40px;
}
.portfolio-item {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(74, 74, 74, 0.08); /* Grafitowy cień */
    cursor: pointer;
    transition: transform 0.4s, box-shadow 0.4s;
    position: relative;
}
.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(74, 74, 74, 0.15);
}
.portfolio-img-wrapper {
    height: 280px;
    background-color: var(--concrete-dark);
    overflow: hidden;
}
.portfolio-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}
.portfolio-item:hover .portfolio-img-wrapper img {
    transform: scale(1.05);
}
.portfolio-info {
    padding: 20px;
    border-top: 4px solid var(--wood);
    text-align: center;
    background-color: var(--white);
}
.portfolio-info h3 {
    margin: 0;
    font-size: 20px;
    color: var(--text-dark);
}

/* Modal Pop-up */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(234, 234, 234, 0.95); /* Jasny beton z przezroczystością, bez czerni */
    z-index: 9999;
    display: none;
    justify-content: center;
    align-items: center;
}
.modal-content-wrapper {
    background: var(--white);
    width: 90%;
    max-width: 1100px;
    height: 75vh;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(74, 74, 74, 0.2);
    position: relative;
    border: 5px solid var(--wood); /* Drewniana rama wg koncepcji */
}
#modal-response {
    display: flex;
    height: 100%;
    width: 100%;
}
.modal-left {
    width: 60%;
    background-size: cover;
    background-position: center;
    background-color: var(--concrete-dark);
}
.modal-right {
    width: 40%;
    padding: 50px 40px;
    overflow-y: auto;
    background: var(--white);
    position: relative;
}
.close-modal {
    position: absolute;
    top: 20px;
    right: 25px;
    font-size: 35px;
    cursor: pointer;
    background: none;
    border: none;
    color: var(--text-light);
    transition: color 0.3s;
}
.close-modal:hover {
    color: var(--wood);
}
.modal-right h2 {
    color: var(--text-dark);
    margin-top: 0;
    font-size: 28px;
    border-bottom: 2px solid var(--concrete-dark);
    padding-bottom: 15px;
}
.modal-desc {
    color: var(--text-light);
    line-height: 1.8;
    margin-top: 20px;
}

/* Footer */
.site-footer {
    text-align: center;
    padding: 40px 0;
    background: var(--white);
    color: var(--text-light);
    border-top: 1px solid var(--concrete-dark);
    margin-top: 60px;
}