/* =========================
   PORTFOLIO SECTION
========================= */

#portfolio {
    background: #f8fafc;
    overflow: hidden;
}

/* =========================
   HEADER
========================= */

#portfolio .section-header {
    text-align: center;
    margin-bottom: 60px;
}

#portfolio .span-badge {
    background: #dbeafe;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

#portfolio .section-title {
    color: #111827;
    margin-bottom: 20px;
}

#portfolio .gradient-text {
    background: linear-gradient(to right, #2563eb, #1e40af);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

#portfolio .section-subtitle {
    max-width: 720px;
    margin: auto;
    color: #6b7280;
}

/* =========================
   FILTER BUTTONS
========================= */

#portfolio .filter-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 60px;
}

#portfolio .filter-buttons button {
    padding: 12px 24px;
    border-radius: 999px;
    border: 1px solid #e5e7eb;
    background: var(--white);
    color: #4b5563;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

#portfolio .filter-buttons button:hover {
    border-color: var(--primary-color);
    color: var(--secondary-color);
    transform: translateY(-2px);
}

#portfolio .filter-buttons button.active {
    background: var(--secondary-color);
    color: var(--white);
    border-color: var(--secondary-color);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.25);
}

/* =========================
   GRID
========================= */

#portfolio .portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

/* =========================
   CARD
========================= */

#portfolio .portfolio-card {
    background: var(--white);
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid #eef2f7;
    transition: all 0.4s ease;
    position: relative;
}

#portfolio .portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.08);
}

/* =========================
   IMAGE
========================= */

#portfolio .card-image {
    position: relative;
    overflow: hidden;
}

#portfolio .card-image img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

#portfolio .portfolio-card:hover .card-image img {
    transform: scale(1.08);
}

#portfolio .overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top,
            rgba(0, 0, 0, 0.7),
            rgba(0, 0, 0, 0.1),
            transparent);
}

/* =========================
   CATEGORY
========================= */

#portfolio .category {
    position: absolute;
    top: 18px;
    left: 18px;
    background: var(--secondary-color);
    color: var(--white);
    font-size: 12px;
    font-weight: 700;
    padding: 7px 14px;
    border-radius: 999px;
    z-index: 2;
}

/* =========================
   ICON BUTTON
========================= */

#portfolio .icon-btn {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 42px;
    height: 42px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(6px);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 2;
}

#portfolio .portfolio-card:hover .icon-btn {
    opacity: 1;
}

#portfolio .icon-btn:hover {
    background: rgba(255, 255, 255, 0.35);
}

/* =========================
   CONTENT
========================= */

#portfolio .card-content {
    padding: 28px;
}

#portfolio .card-content h3 {
    color: #111827;
    margin-bottom: 14px;
    transition: 0.3s ease;
}

#portfolio .portfolio-card:hover .card-content h3 {
    color: var(--secondary-color);
}

#portfolio .card-content p {
    color: var(--para);
    margin-bottom: 22px;
}

/* =========================
   TAGS
========================= */

#portfolio .tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

#portfolio .tags span {
    background: #eff6ff;
    color: var(--secondary-color);
    padding: 7px 13px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
}

/* =========================
   CASE STUDY LINK
========================= */

#portfolio .case-study {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
}

#portfolio .case-study:hover {
    gap: 12px;
}

/* =========================
   VIEW ALL BUTTON
========================= */

#portfolio .view-all {
    text-align: center;
    margin-top: 70px;
}

#portfolio .btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 12px;
    border: 2px solid var(--secondary-color);
    background: transparent;
    color: var(--secondary-color);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 16px;
}

#portfolio .btn-outline:hover {
    background: var(--secondary-color);
    color: var(--white);
    transform: translateY(-2px);
}

/* =========================
   LARGE DEVICES
========================= */

@media (max-width: 1200px) {

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

}

/* =========================
   TABLETS
========================= */

@media (max-width: 767px) {


    #portfolio .section-header {
        margin-bottom: 45px;
    }

    #portfolio .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    #portfolio .card-content {
        padding: 22px;
    }

    #portfolio .filter-buttons {
        gap: 10px;
    }

    #portfolio .filter-buttons button {
        padding: 11px 18px;
        font-size: 14px;
    }

}

/* =========================
   MOBILE
========================= */

@media (max-width: 567px) {
    #portfolio .filter-buttons {
        justify-content: center;
        gap: 8px;
    }

    #portfolio .filter-buttons button {
        /* width: 100%;
        max-width: 180px; */
        font-size: 14px;
        padding: 11px 16px;
    }

    #portfolio .card-image img {
        height: 220px;
    }

    #portfolio .card-content {
        padding: 20px;
    }

    #portfolio .tags span {
        font-size: 12px;
        padding: 6px 10px;
    }

    #portfolio .btn-outline {
        width: 100%;
        justify-content: center;
    }

}