.page-header-project {
    position: relative;
    background-size: cover;
    background-position: center;
    color: var(--white-color);
    text-align: center;
    padding: 80px 0;
}
.page-header-project .container {
    padding-top: 120px; 
}
.page-header-project::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(26, 42, 64, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1;
}
.page-header-project .container {
    position: relative;
    z-index: 2;
}
.breadcrumb {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 0;
    margin-bottom: 25px;
    background-color: transparent;
}
.breadcrumb-item { font-size: 0.9rem; font-weight: 500; }
.breadcrumb-item a { color: rgba(255, 255, 255, 0.7); }
.breadcrumb-item a:hover { color: var(--white-color); }
.breadcrumb-item.active { color: var(--white-color); }
.breadcrumb-item + .breadcrumb-item::before {
    content: ">";
    display: inline-block;
    padding: 0 10px;
    color: rgba(255, 255, 255, 0.5);
}
.page-header-project h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--white-color);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    margin: 0;
}
.proje-detay-sayfasi .section-padding {
    padding-top: 100px; 
}
.proje-detay-sayfasi .container {
    max-width: 1320px;
}
.project-intro-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px 60px;
    align-items: flex-start;
    justify-content: center;
}

.project-content-main {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (min-width: 992px) {
    .project-intro-grid {
        grid-template-columns: 1fr;
    }
}
.project-content-main h2 {
    font-size: clamp(1.8rem, 4vw, 2.2rem);
    color: var(--primary-color);
    margin-top: 0; 
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 4px solid var(--secondary-color);
    display: inline-block;
}
.project-gallery-section h2 {
    font-size: clamp(1.8rem, 4vw, 2.2rem);
    color: var(--primary-color);
    margin-top: 0;
    margin-bottom: 35px;
    padding-bottom: 15px;
    border-bottom: 4px solid var(--secondary-color);
    display: inline-block;
}
.featured-image-container {
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: 40px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.12);
    max-width: 100%;
    height: auto;
}

.featured-image-container img { 
    transition: transform 0.4s ease; 
    width: 100%;
    height: auto;
}

.featured-image-container a:hover img { transform: scale(1.03); }
.post-body { 
    font-size: 1.1rem; 
    line-height: 1.9; 
    color: #495057; 
    margin: 0 auto;
    padding: 20px 0;
}

.post-body ul { 
    list-style-type: disc; 
    padding-left: 25px; 
    margin-bottom: 1.5em;
    list-style-position: outside;
}

.post-body li { 
    padding-left: 5px; 
    margin-bottom: 0.5em; 
}

.post-body li::marker { 
    color: var(--secondary-color); 
    font-size: 1.2em; 
}

.post-body strong { 
    color: var(--primary-color); 
    font-weight: 700; 
}
.project-gallery-section { 
    margin-top: 80px; 
    padding-top: 80px; 
    border-top: 1px solid #e9ecef;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.project-gallery-grid { 
    display: grid; 
    gap: 30px; 
    grid-template-columns: repeat(3, 1fr);
    max-width: 1100px;
    margin: 0 auto;
}
.gallery-item:last-child:nth-child(3n - 2) { grid-column: 1 / -1; }
.gallery-item {
    display: block; overflow: hidden; border-radius: var(--border-radius);
    box-shadow: 0 10px 40px rgba(0,0,0,0.1); height: 350px;
    position: relative; cursor: pointer;
}
.gallery-item::after {
    content: '\f00e'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(26, 42, 64, 0.6); color: white; font-size: 40px;
    display: flex; justify-content: center; align-items: center;
    opacity: 0; transition: opacity 0.4s ease; z-index: 2;
}
.gallery-item:hover::after { opacity: 1; }
.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover; 
    transition: transform 0.5s ease;
    image-rendering: -webkit-optimize-contrast; 
    image-rendering: crisp-edges; 
    -webkit-backface-visibility: hidden;
    -moz-backface-visibility: hidden;
    -ms-backface-visibility: hidden;
    backface-visibility: hidden;
    transform: translateZ(0);
}
.gallery-item:hover img { transform: scale(1.08); }
@media (max-width: 992px) {
    .project-gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-item:last-child:nth-child(2n - 1) { grid-column: 1 / -1; }
    .gallery-item:last-child:nth-child(3n - 2) { grid-column: auto; }
}
@media (max-width: 767px) {
    .project-intro-grid { grid-template-columns: 1fr; }
    .project-gallery-grid { grid-template-columns: 1fr; }
    .gallery-item:last-child:nth-child(2n - 1),
    .gallery-item:last-child:nth-child(3n - 2) { grid-column: auto; }
}