:root {
    --theme-gradient-blue: linear-gradient(180deg,#fff 0%,#E8F1FF 50%,#D4E4FF 100%);
    /* default – will be overridden per portfolio */
    --theme-gradient-portfolio: linear-gradient(135deg,#405189 0%,#6874b9 100%);
}
.overview-card {
    background:var(--theme-gradient-portfolio);
}
/* HERO */
.theme-gradient-blue { background: var(--theme-gradient-blue); }
.portfolio-hero {padding:90px 0 110px;text-align:center;color:#1a1a1a;}
.project-title{font-size:42px;font-weight:700;color:#1a1a1a;}
.project-title span {
    background: var(--theme-gradient-portfolio);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.project-subtitle{font-size:18px;margin-top:10px;color:#4b4b4b;}
.back-to-portfolio-btn{
    margin-top:22px;padding:10px 26px;border:1px solid #1a1a1a;
    color:#1a1a1a;background:#fff;border-radius:8px;font-size:15px;transition:.3s;
}
.back-to-portfolio-btn:hover{background:#1a1a1a;color:#fff;}

@media(max-width:768px){
 .project-title{font-size:32px;}
 .project-subtitle{font-size:16px;}
}

/* PROJECT OVERVIEW */
.project-overview-section{padding:80px 0;}
.overview-text{font-size:16px;line-height:1.8;color:#444;margin-bottom:20px;}
.overview-card{
    padding:30px;border-radius:18px;
    box-shadow:0 10px 30px rgba(0,0,0,.06);
    color:#fff; /* bg is portfolio-specific */
}
.card-title{font-size:20px;font-weight:700;margin-bottom:18px;color:#fff;}
.detail-item{
    display:flex;align-items:center;gap:12px;padding:10px 0;
    border-bottom:1px solid #fff;font-size:15px;
}
.detail-item:last-child{border-bottom:none;}
.detail-item i{font-size:18px;color:#fff;}

@media(max-width:991px){
 .overview-card{margin-top:20px;}
}

/* CHALLENGE SECTION */
.challenge-modern-section{padding:90px 0;position:relative;}
.challenge-modern-section::before{
 content:"";position:absolute;top:0;left:0;width:100%;height:60%;
 background:var(--theme-gradient-blue);
 clip-path:polygon(0 0,100% 0,100% 70%,0 100%);
 z-index:-1;
}
.challenge-title-center{margin-bottom:30px;}
.challenge-description-center{
 font-size:16px;line-height:1.8;color:#444;margin:0 auto 20px;text-align:left;
}
.highlight-line{
 width:80px;height:4px;background:var(--theme-gradient-portfolio);
 margin:0px 20px 20px 0px;border-radius:4px;
}
.challenge-wrapper{display:flex;gap:40px;align-items:center;}
.challenge-bullets{list-style:none;padding:0;margin:0;}
.challenge-bullets li{
 font-size:15px;margin-bottom:14px;display:flex;align-items:center;gap:12px;color:#333;
}
.challenge-bullets i{font-size:18px;color:#d9534f;}
.challenge-graphic{
 background:#fff;border-radius:18px;padding:40px;
 box-shadow:0 12px 35px rgba(0,0,0,.08);text-align:center;
}
.icon-burst{
 width:70px;height:70px;border-radius:18px;
 background:var(--theme-gradient-portfolio);
 display:flex;align-items:center;justify-content:center;font-size:32px;color:#fff;
 margin:0 auto 18px;
}
.burst-title{font-size:20px;font-weight:700;margin-bottom:12px;}
.burst-text{font-size:15px;color:#555;}

@media(max-width:991px){
 .challenge-wrapper{flex-wrap:wrap;}
 .challenge-modern-section::before{height:45%;}
 .challenge-right{margin-top:30px;}
}

/* SOLUTION SECTION */
.solution-pro-section{padding:100px 0;background:#f8f9fb;}
.solution-head-text{
 max-width:700px;margin:10px auto;color:#555;font-size:16px;line-height:1.7;
}

.solution-main-card{
 background:#fff;padding:40px;border-radius:22px;
 box-shadow:0 20px 40px rgba(0,0,0,.08);
}
.solution-main-icon{
 width:75px;height:75px;background:var(--theme-gradient-portfolio);
 border-radius:20px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;
 box-shadow:0 12px 25px rgba(0,0,0,.12);
}
.solution-main-icon i{color:#fff;font-size:34px;}
.solution-main-title{font-size:22px;font-weight:700;margin-bottom:12px;}
.solution-main-desc{color:#444;font-size:15.5px;line-height:1.8;}

.solution-feature-grid{
 display:grid;grid-template-columns:repeat(2,1fr);gap:22px;
}
.solution-feature-item{
 background:#fff;padding:22px;border-radius:18px;
 box-shadow:0 10px 25px rgba(0,0,0,.06);transition:.3s;
}
.solution-feature-item:hover{
 transform:translateY(-5px);box-shadow:0 18px 35px rgba(0,0,0,.1);
}
.feature-icon{
 width:42px;height:42px;background:var(--theme-gradient-portfolio);
 border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;
}
.feature-icon i{color:#fff;font-size:18px;}
.solution-feature-item h4{font-size:16px;font-weight:700;margin-bottom:6px;}
.solution-feature-item p{font-size:14.5px;color:#555;line-height:1.6;margin:0;}

@media(max-width:991px){
 .solution-feature-grid{grid-template-columns:1fr;}
}

/* VIDEO SECTION */
.video-facade{
 width:1000px;height:520px;background-size:cover;background-position:center;border-radius:20px;
 position:relative;cursor:pointer;overflow:hidden;transition:.3s;
 box-shadow:0 15px 40px rgba(0,0,0,.15);
}
.video-facade::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(to bottom,rgba(0,0,0,0),rgba(0,0,0,.4));
 border-radius:inherit;
}
.video-play-icon{
 position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
 width:95px;height:95px;border-radius:50%;background:rgba(255,255,255,.25);
 backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;
 box-shadow:0 10px 35px rgba(0,0,0,.25);transition:.3s;
}
.video-play-icon i{font-size:42px;color:#fff;}
.video-facade:hover .video-play-icon{transform:translate(-50%,-50%) scale(1.12);}
video{border-radius:20px;box-shadow:0 20px 40px rgba(0,0,0,.15);}

@media(max-width:992px){.video-facade{width:100%;height:360px;}}
@media(max-width:576px){
 .video-facade{height:250px;}
 .video-play-icon{width:70px;height:70px;}
 .video-play-icon i{font-size:32px;}
}

/* GALLERY */
.portfolio-gallery-updated{padding:60px 0 20px;}
.gallery-description{
 max-width:760px;margin:10px auto;color:#65738a;font-size:16px;line-height:1.7;
}
.gallery-divider{
 width:80px;height:4px;background:var(--theme-gradient-portfolio);
 border-radius:10px;margin:18px auto 0;
}
.portfolio-slide-img{
 border-radius:16px;box-shadow:0 12px 30px rgba(0,0,0,.12);transition:.3s;
}
.portfolio-slide-img:hover{
 transform:translateY(-5px);box-shadow:0 18px 45px rgba(0,0,0,.18);
}
.work-swiper .swiper-slide{padding:10px;}
.swiper-pagination .swiper-pagination-bullet span {
    /* color is portfolio-specific; only shared positioning here */
    position:absolute;
    top:50%;
    left:50%;
    transform:translate(-50%, -50%);
}

/* CTA */
.project-cta-modern{padding:90px 0;background:linear-gradient(to bottom,#fff,#f9f9f9);}
.cta-box{
 text-align:center;padding:60px 50px;background:#fff;border-radius:22px;
 box-shadow:0 15px 45px rgba(0,0,0,.08);max-width:800px;margin:auto;transition:.3s;
}
.cta-box:hover{transform:translateY(-5px);box-shadow:0 18px 55px rgba(0,0,0,.12);}
.cta-title{font-size:32px;font-weight:700;color:#0f172a;margin-bottom:18px;line-height:1.3;}
.cta-text{font-size:17px;color:#475569;margin-bottom:30px;}
.cta-btn{
 display:inline-flex;align-items:center;gap:10px;padding:14px 32px;
 background:var(--theme-gradient-portfolio);border-radius:10px;color:#fff;
 font-weight:600;font-size:17px;text-decoration:none;transition:.3s;
}
.cta-btn:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(0,0,0,.35);}

@media(max-width:576px){
 .cta-title{font-size:26px;}
 .cta-box{padding:45px 25px;}
}

/* BENEFITS */
.benefit-subtext {
    max-width: 720px;
    margin: 10px auto;
    color: #555;
    font-size: 16px;
}
.benefit-divider {
    width: 75px;
    height: 4px;
    background: var(--theme-gradient-portfolio);
    margin: 18px auto 0;
    border-radius: 4px;
}
.benefit-card {
    background: #fff;
    padding: 28px;
    border-radius: 18px;
    text-align: center;
    box-shadow: 0 12px 30px rgba(0,0,0,0.08);
    transition: .3s ease;
}
.benefit-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 45px rgba(0,0,0,0.12);
}
.benefit-icon {
    width: 60px;
    height: 60px;
    border-radius: 14px;
    background: var(--theme-gradient-portfolio);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}
.benefit-icon i {
    color: #fff;
    font-size: 28px;
}
.benefit-card h4 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
}
.benefit-card p {
    font-size: 14.5px;
    color: #555;
    line-height: 1.6;
    margin: 0;
}

/* COMMON GRADIENT TEXT / BUTTON OVERRIDES */
.btn-flip.btn-flip-portfolio:before {
    background: var(--theme-gradient-portfolio);
    border-color: var(--theme-gradient-portfolio);
    color: #fff;
}
.common-title span {
    background: var(--theme-gradient-portfolio);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}