/* =========================================================
   PORTFOLIO SINGLE
========================================================= */

.portfolio-single-page {
    background: #fff;
    color: #103c36;
    overflow: hidden;
}

/* HERO */

.portfolio-single-hero {
    padding: 105px 0 110px;
    background: #f5f8f6;
}

.portfolio-single-hero-content {
    max-width: 900px;
    margin-bottom: 50px;
}

.portfolio-single-category,
.portfolio-single-label {
    display: inline-block;
    margin-bottom: 16px;
    color: #8d6e63;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.portfolio-single-category i {
    display: inline-block;
    width: 4px;
    height: 4px;
    margin: 0 8px 3px;
    border-radius: 50%;
    background: #d4dd2c;
}

.portfolio-single-hero h1 {
    margin: 0 0 20px;
    color: #103c36;
    font-size: clamp(45px, 6vw, 72px);
    line-height: 1.05;
    font-weight: 700;
}

.portfolio-single-hero-content > p {
    max-width: 780px;
    margin: 0;
    color: #68716e;
    font-size: 17px;
    line-height: 1.85;
}

.portfolio-single-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
}

.portfolio-single-hero-meta span {
    display: flex;
    flex-direction: column;
    min-width: 170px;
    padding: 15px 18px;
    border: 1px solid #dfe7e3;
    border-radius: 8px;
    background: #fff;
    color: #68716e;
    font-size: 12px;
}

.portfolio-single-hero-meta strong {
    margin-bottom: 5px;
    color: #103c36;
    font-size: 10px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.portfolio-single-main-image {
    overflow: hidden;
    border-radius: 22px;
    box-shadow: 0 25px 65px rgba(16,60,54,.12);
}

.portfolio-single-main-image img {
    display: block;
    width: 100%;
    height: auto;
}

/* COMMON */

.portfolio-single-overview,
.portfolio-single-challenge,
.portfolio-single-solution,
.portfolio-single-features,
.portfolio-single-gallery {
    padding: 115px 0;
}

.portfolio-single-section-heading span {
    display: inline-block;
    margin-bottom: 13px;
    color: #8d6e63;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
}

.portfolio-single-section-heading h2 {
    max-width: 700px;
    margin: 0;
    color: #103c36;
    font-size: 42px;
    line-height: 1.18;
    font-weight: 700;
    margin: 0 auto;
}

.portfolio-single-section-heading.text-center p {
    max-width: 600px;
    margin: 18px auto 0;
    color: #68716e;
    line-height: 1.8;
}

.portfolio-single-overview-text p,
.portfolio-single-content p {
    color: #68716e;
    font-size: 15px;
    line-height: 1.9;
}

/* OVERVIEW */

.portfolio-single-overview {
    background: #fff;
}

.portfolio-single-overview-text {
    padding-top: 20px;
}

.portfolio-project-info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 65px;
}

.portfolio-project-info-card {
    padding: 27px;
    background: #f5f8f6;
    border: 1px solid #e2e9e6;
    border-radius: 14px;
}

.portfolio-project-info-card span {
    display: block;
    margin-bottom: 10px;
    color: #8d6e63;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.portfolio-project-info-card h3 {
    margin: 0;
    color: #103c36;
    font-size: 17px;
    line-height: 1.4;
}

/* CHALLENGE */

.portfolio-single-challenge {
    background: #f5f8f6;
}

.portfolio-single-content h2 {
    max-width: 620px;
    margin: 0 0 22px;
    color: #103c36;
    font-size: 40px;
    line-height: 1.2;
}

.portfolio-single-image {
    overflow: hidden;
    border-radius: 18px;
}

.portfolio-single-image img {
    display: block;
    width: 100%;
    height: auto;
}

/* SOLUTION */

.portfolio-single-solution {
    background: #fff;
}

/* FEATURES */

.portfolio-single-features {
    background: #f5f8f6;
}

.portfolio-single-features .portfolio-single-section-heading {
    margin-bottom: 50px;
}

.portfolio-feature-card {
    height: 100%;
    padding: 30px 27px;
    background: #fff;
    border: 1px solid #e1e8e5;
    border-radius: 15px;
    transition: .35s ease;
}

.portfolio-feature-card:hover {
    transform: translateY(-6px);
    border-color: #d4dd2c;
    box-shadow: 0 15px 35px rgba(16,60,54,.08);
}

.portfolio-feature-number {
    margin-bottom: 28px;
    color: #9aa5a1;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
}

.portfolio-feature-card h3 {
    margin-bottom: 12px;
    color: #103c36;
    font-size: 20px;
}

.portfolio-feature-card p {
    margin: 0;
    color: #68716e;
    font-size: 13px;
    line-height: 1.8;
}

/* GALLERY */

.portfolio-single-gallery {
    background: #fff;
}

.portfolio-single-gallery .portfolio-single-section-heading h2 {
    margin: unset;
}

.portfolio-gallery-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 25px;
    margin-top: 50px;
}

.portfolio-gallery-item {
    overflow: hidden;
    min-height: 280px;
    border-radius: 16px;
    background: #f5f8f6;
}

.portfolio-gallery-large {
    grid-row: span 2;
}

.portfolio-gallery-item img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}

.portfolio-gallery-item:hover img {
    transform: scale(1.03);
}

/* CTA */

.portfolio-single-cta {
    padding: 0;
    background: #fff;
}

.portfolio-single-cta-inner {
    padding: 80px 30px;
    border-radius: 0;
    background: #103c36;
    text-align: center;
}

.portfolio-single-cta-content {
    max-width: 760px;
    margin: auto;
}

.portfolio-single-cta-content > span {
    display: inline-block;
    margin-bottom: 15px;
    color: #d4dd2c;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
}

.portfolio-single-cta-content h2 {
    margin-bottom: 18px;
    color: #fff;
    font-size: 45px;
    line-height: 1.2;
}

.portfolio-single-cta-content p {
    max-width: 620px;
    margin: 0 auto 30px;
    color: #c7d1ce;
    font-size: 15px;
    line-height: 1.8;
}

.portfolio-single-cta-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}

.portfolio-single-primary-btn,
.portfolio-single-secondary-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 25px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: .3s ease;
}

.portfolio-single-primary-btn {
    gap: 8px;
    background: #d4dd2c;
    color: #103c36;
}

.portfolio-single-primary-btn:hover {
    background: #fff;
    color: #103c36;
}

.portfolio-single-secondary-btn {
    border: 1px solid rgba(255,255,255,.3);
    color: #fff;
}

.portfolio-single-secondary-btn:hover {
    background: #fff;
    border-color: #fff;
    color: #103c36;
}

/* RESPONSIVE */

@media (max-width: 991px) {

    .portfolio-single-hero {
        padding: 80px 0 90px;
    }

    .portfolio-project-info-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-single-overview,
    .portfolio-single-challenge,
    .portfolio-single-solution,
    .portfolio-single-features,
    .portfolio-single-gallery {
        padding: 85px 0;
    }

    .portfolio-single-section-heading h2,
    .portfolio-single-content h2 {
        font-size: 35px;
    }

    .portfolio-single-overview-text {
        padding-top: 35px;
    }

    .portfolio-single-image {
        margin-top: 35px;
    }

    .portfolio-gallery-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-gallery-large {
        grid-row: auto;
    }

    .portfolio-single-cta {
        padding-bottom: 85px;
    }

    .portfolio-single-cta-content h2 {
        font-size: 37px;
    }
}

@media (max-width: 767px) {

    .portfolio-single-hero {
        padding: 65px 0 70px;
    }

    .portfolio-single-hero h1 {
        font-size: 40px;
    }

    .portfolio-single-hero-content > p {
        font-size: 15px;
    }

    .portfolio-single-hero-meta {
        flex-direction: column;
    }

    .portfolio-single-hero-meta span {
        width: 100%;
    }

    .portfolio-single-main-image {
        border-radius: 15px;
    }

    .portfolio-single-overview,
    .portfolio-single-challenge,
    .portfolio-single-solution,
    .portfolio-single-features,
    .portfolio-single-gallery {
        padding: 70px 0;
    }

    .portfolio-single-section-heading h2,
    .portfolio-single-content h2 {
        font-size: 29px;
    }

    .portfolio-project-info-grid {
        grid-template-columns: 1fr;
        gap: 12px;
        margin-top: 40px;
    }

    .portfolio-project-info-card {
        padding: 22px;
    }

    .portfolio-feature-card {
        padding: 25px 22px;
    }

    .portfolio-single-cta {
        padding-bottom: 70px;
    }

    .portfolio-single-cta-inner {
        padding: 50px 22px;
        border-radius: 18px;
    }

    .portfolio-single-cta-content h2 {
        font-size: 30px;
    }

    .portfolio-single-cta-buttons {
        flex-direction: column;
    }

    .portfolio-single-primary-btn,
    .portfolio-single-secondary-btn {
        width: 100%;
    }
}