.categories-box {
    padding: 0;
    min-width: 350px;
    background: var(--color-blackest);
    border: 1px solid var(--color-border);
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.categories-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, #0056b3 100%);
    padding: 20px 53px;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
    height: 60px;
    align-items: center;
    justify-content: center;
}

.categories-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

.categories-header .title {
    color: white;
    margin: 0;
    padding: 0;
    font-size: 1.4em;
    font-weight: 600;
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.categories-header .title i {
    margin-right: 10px;
    font-size: 0.9em;
}

.categories-list {
    padding: 20px;
    max-height: 350px;
    overflow-y: auto;
    padding-right: 8px;
}

.category-link {
    display: block;
    padding: 18px 20px;
    margin-bottom: 12px;
    border: 2px solid transparent;
    border-radius: 12px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--color-body);
    font-weight: 500;
    background: var(--color-blackest);
    font-size: 1em;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.category-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 123, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

.category-link:hover::before {
    left: 100%;
}

.category-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1;
    gap: 15px;
}

.category-name {
    font-weight: 600;
    color: var(--color-body);
    transition: all 0.3s ease;
    font-size: 1.05em;
    letter-spacing: 0.3px;
    line-height: 1.4;
    flex: 1;
    position: relative;
    padding-left: 15px;
}

.category-name::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 0;
    background: var(--color-primary);
    border-radius: 2px;
    transition: height 0.3s ease;
}

.category-link:hover .category-name::before,
.category-link.active .category-name::before {
    height: 20px;
}

.category-arrow {
    color: var(--color-border);
    font-size: 0.9em;
    transition: all 0.3s ease;
    opacity: 0.6;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(0, 123, 255, 0.05);
}

.category-link:hover {
    border-color: var(--color-primary);
    background: var(--color-darker);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.15);
}

.category-link:hover .category-name {
    color: var(--color-primary);
    transform: translateX(3px);
}

.category-link:hover .category-arrow {
    color: var(--color-primary);
    opacity: 1;
    transform: translateX(3px) scale(1.1);
    background: rgba(0, 123, 255, 0.15);
}

.category-link.active {
    background: linear-gradient(135deg, var(--color-primary) 0%, #0056b3 100%);
    border-color: var(--color-primary);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.25);
    transform: translateY(-2px);
}

.category-link.active .category-name {
    color: white;
    font-weight: 700;
    transform: translateX(3px);
}

.category-link.active .category-arrow {
    color: white;
    opacity: 1;
    transform: translateX(3px) scale(1.1);
    background: rgba(255, 255, 255, 0.2);
}

.category-title {
    margin: 30px 0 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-border);
    color: var(--color-primary);
    font-size: 1.5em;
}

.accordion-button {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1em;
    padding: 20px;
    background: var(--color-blackest);
    color: var(--color-body);
}

.accordion-button:not(.collapsed) {
    background: var(--color-darker);
    color: var(--color-primary);
}

.accordion-button:focus {
    box-shadow: none;
    border-color: var(--color-border);
}

.accordion-body {
    background: var(--color-blackest);
    color: var(--color-body);
}

.single-settings-box {
    padding: 25px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-radius: var(--radius);
    background: var(--color-blackest);
}

.single-settings-box:hover {
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.15);
}

.form-control {
    background: var(--color-blackest);
    border: 1px solid var(--color-border);
    color: var(--color-body);
}

.form-control:focus {
    background: var(--color-blackest);
    border-color: var(--color-primary);
    color: var(--color-body);
    box-shadow: none;
}

.form-control::placeholder {
    color: var(--color-body);
    opacity: 0.5;
}

.btn-default {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    padding: 12px 25px;
    font-size: 1.1em;
    background: var(--color-primary);
    color: #fff;
    border: none;
}

.btn-default:hover {
    transform: translateY(-2px);
    background: var(--color-primary);
    opacity: 0.9;
}

.banner-area {
    position: relative;
    z-index: 2;
}

@media (max-width: 991px) {
    .col-lg-3.position-fixed {
        position: static !important;
        width: 100% !important;
        margin-bottom: 30px;
    }

    .col-lg-9 {
        width: 100% !important;
    }

    .categories-box {
        min-width: 100%;
    }
}