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

body {
    margin: 0;
    overflow-x: hidden;
}/* ==========================
   HERO TYPOGRAPHY BLOCK
========================== */

.hero-typography{
    background:#fff;
    padding:80px 8% 40px;
}

.hero-container{
    max-width:800px;
}

/* Accent Tag */

.hero-tag{
    display:inline-block;

    font-size:12px;
    font-weight:600;

    letter-spacing:3px;
    text-transform:uppercase;

    color:var(--primary);

    margin-bottom:24px;

    position:relative;
}

.hero-tag::after{
    content:"";
    position:absolute;

    left:0;
    bottom:-8px;

    width:40px;
    height:2px;

    background:var(--primary);
}

/* Heading */

.hero-container h1{
    font-size:5rem;
    font-weight:700;

    line-height:1.05;

    color:var(--text-dark);

    letter-spacing:-2px;

    margin-bottom:28px;

    max-width:750px;
}

/* Paragraph */

.hero-container p{
    font-size:1.1rem;

    color:var(--text-light);

    line-height:1.9;

    max-width:650px;
}

/* Hover Animation */

.hero-container h1{
    transition:.4s ease;
}

.hero-container:hover h1{
    transform:translateY(-3px);
}

/* Smooth Fade In */

.hero-container{
    animation:heroFade 1s ease;
}

@keyframes heroFade{

    from{
        opacity:0;
        transform:translateY(30px);
    }

    to{
        opacity:1;
        transform:translateY(0);
    }

}

/* ==========================
   CASE STUDY 01
========================== */

.case-study{
    padding:90px 8%;

    display:grid;
    grid-template-columns:1fr 1fr;
    gap:80px;
    align-items:center;

    background:#fff;
}

/* Image */

/* ==========================
   PREMIUM IMAGE HOVER EFFECT
========================== */

.case-image{
    position:relative;
    overflow:hidden;
    border-radius:12px;
    cursor:pointer;
}

/* Overlay */

.case-image::before{
    content:"";
    position:absolute;
    inset:0;

    background:rgba(0,0,0,.15);

    z-index:1;

    transition:1s ease;
    pointer-events:none;
}

/* Image */

.case-image img{
    width:100%;
    height:100%;
    object-fit:cover;
    display:block;

    /* Black & White Default */
    filter:
        grayscale(100%)
        contrast(110%)
        brightness(95%);

    transform:scale(1);

    transition:
        filter 1.5s cubic-bezier(0.22,1,0.36,1),
        transform 1.5s cubic-bezier(0.22,1,0.36,1);
}

/* Hover State */

.case-image:hover img{
    filter:
        grayscale(0%)
        contrast(100%)
        brightness(100%);

    transform:scale(1.08);
}

/* Remove Overlay */

.case-image:hover::before{
    background:rgba(0,0,0,0);
}

/* Optional Premium Glow */

.case-image::after{
    content:"";
    position:absolute;
    inset:0;

    background:
        radial-gradient(
            circle at center,
            rgba(112,147,193,.15),
            transparent 70%
        );

    opacity:0;

    transition:1s ease;

    z-index:1;
    pointer-events:none;
}

.case-image:hover::after{
    opacity:1;
}
/* Content */

.case-tags{
    display:flex;
    gap:12px;
    margin-bottom:25px;
}

.case-tags span{
    padding:8px 18px;

    border:1px solid var(--border);

    border-radius:50px;

    font-size:.8rem;
    font-weight:600;

    transition:.3s ease-in-out;
}

.case-tags span:hover{
    background:var(--primary);
    color:#fff;
}

.case-content h2{
    font-size:3rem;
    color:var(--text-dark);

    margin-bottom:25px;
}

.case-description{
    color:var(--text-light);
    line-height:1.9;

    margin-bottom:35px;
}

.case-info{
    margin-bottom:25px;
}

.case-info h4{
    font-size:.8rem;
    letter-spacing:2px;
    margin-bottom:10px;

    color:var(--text-dark);
}

.case-info p{
    color:var(--text-light);
    line-height:1.8;
}

.case-btn{
    display:inline-flex;
    align-items:center;
    margin-top:15px;
    padding:14px 28px;
    border:1px solid var(--text-dark);
    text-decoration:none;
    color:var(--text-dark);
    border-radius:var(--radius-sm);
    transition:var(--transition);
}

.case-btn:hover{
    background:var(--text-dark);
    color:#fff;
    transform:translateY(-2px);
}
/* ==========================
   CTA SECTION
========================== */

.cta-section{
    padding:120px 8%;
    background:var(--text-dark);
    color:#fff;
    text-align:center;
}

.cta-content{
    max-width:800px;
    margin:auto;
}

.cta-tag{
    display:inline-block;

    font-size:12px;
    letter-spacing:3px;
    font-weight:600;

    color:rgba(255,255,255,.6);

    margin-bottom:25px;
}

.cta-section h2{
    font-size:4rem;
    line-height:1.1;
    margin-bottom:25px;
}

.cta-section p{
    max-width:650px;
    margin:auto;

    line-height:1.9;

    color:rgba(255,255,255,.75);

    margin-bottom:40px;
}

/* Button */

.cta-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:18px 36px;
    background:var(--background);
    color:var(--text-dark);
    text-decoration:none;
    font-weight:600;
    border-radius:var(--radius-sm);
    transition:var(--transition);
}

.cta-btn:hover{
    transform:translateY(-2px);
    box-shadow:0 6px 20px rgba(255, 255, 255, .15);
}
@media(max-width:768px){

    .cta-section{
        padding:70px 5%;
    }

    .cta-section h2{
        font-size:2.5rem;
    }

    .cta-section p{
        font-size:.95rem;
    }

}
/* ==========================
   FOOTER
========================== */

.portfolio-footer{
    background:var(--text-dark);
    color:#fff;

    padding:0 8% 30px;
}

.footer-content{
    display:grid;
    grid-template-columns:2fr 1fr 1fr;
    gap:60px;

    padding:80px 0;
}

/* Brand */

.footer-brand h2{
    font-size:2.2rem;
    margin-bottom:20px;
}

.footer-brand p{
    max-width:420px;

    color:rgba(255,255,255,.7);

    line-height:1.8;
}

/* Links */

.footer-column h4{
    margin-bottom:25px;

    font-size:.8rem;
    letter-spacing:2px;

    color:rgba(255,255,255,.5);
}

.footer-column{
    display:flex;
    flex-direction:column;
}

.footer-column a{
    text-decoration:none;
    color:rgba(255,255,255,.75);

    margin-bottom:14px;

    transition:.3s ease;
}

.footer-column a:hover{
    color:#fff;
    padding-left:8px;
}

/* Bottom */

.footer-bottom{
    border-top:1px solid rgba(255,255,255,.1);

    padding-top:25px;

    display:flex;
    justify-content:space-between;
    align-items:center;
}

.footer-bottom p{
    color:rgba(255,255,255,.55);
}

/* Social */

.social-links{
    display:flex;
    gap:15px;
}

.social-links a{
    width:42px;
    height:42px;

    display:flex;
    align-items:center;
    justify-content:center;

    text-decoration:none;

    color:#fff;

    border:1px solid rgba(255,255,255,.15);

    transition:.3s ease;
}

.social-links a:hover{
    background:var(--primary);
    border-color:var(--primary);

    transform:translateY(-3px);
}
@media(max-width:768px){

    .portfolio-footer{
        padding:0 5% 25px;
    }

    .footer-content{
        grid-template-columns:1fr;
        gap:40px;

        padding:60px 0;
    }

    .footer-bottom{
        flex-direction:column;
        gap:20px;

        text-align:center;
    }
}
.footer-brand h2,
.cta-section h2{
    background:linear-gradient(
        90deg,
        #ffffff,
        #b7c7d7
    );

    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px; /* responsive spacing instead of 8% */
}

/* ==========================================================
   RESPONSIVE MOBILE STYLES (320px–768px)
   ========================================================== */

@media(max-width:768px) {
    .hero-typography {
        padding: 60px 5% 30px;
    }

    .hero-container h1 {
        font-size: 2.8rem;
        letter-spacing: -1px;
        line-height: 1.1;
        margin-bottom: 20px;
    }

    .hero-container p {
        font-size: 1rem;
        line-height: 1.7;
    }

    .case-study {
        grid-template-columns: 1fr;
        gap: 36px;
        padding: 50px 5%;
    }

    .case-image {
        height: 280px;
        width: 100%;
    }

    .case-content h2 {
        font-size: 2rem;
        margin-bottom: 15px;
    }

    .case-description {
        margin-bottom: 20px;
        font-size: 0.95rem;
        line-height: 1.7;
    }

    .case-tags {
        margin-bottom: 18px;
        flex-wrap: wrap;
        gap: 8px;
    }

    .case-tags span {
        padding: 6px 14px;
        font-size: 0.75rem;
    }

    .case-btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
}