/********** Audioz Company Black & White Theme **********/
:root {
    --primary: #000000;    /* Main accent color - black */
    --light: #f8f8f8;      /* Light background tone */
    --dark: #111111;       /* Deep black-gray for text */
}

/* Font Weights */
.fw-medium { font-weight: 600 !important; }
.fw-semi-bold { font-weight: 700 !important; }

/* Back to Top */
.back-to-top {
    position: fixed;
    display: none;
    right: 45px;
    bottom: 45px;
    z-index: 99;
}

/*** Spinner ***/
#spinner {
    opacity: 0;
    visibility: hidden;
    transition: opacity .5s ease-out, visibility 0s linear .5s;
    z-index: 99999;
}
#spinner.show {
    visibility: visible;
    opacity: 1;
    transition: opacity .5s ease-out, visibility 0s linear 0s;
}

/*** Buttons ***/
.btn {
    font-family: 'Nunito', sans-serif;
    font-weight: 600;
    transition: .4s;
}
.btn.btn-primary, .btn.btn-secondary {
    background: var(--primary);
    color: #fff;
    border: none;
}
.btn:hover {
    background: #333;
    color: #fff;
}
.btn-square, .btn-sm-square, .btn-lg-square {
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0;
}

/*** Navbar ***/
.navbar-light {
    background: #fff !important;
}
.navbar-light .navbar-nav .nav-link {
    margin-right: 30px;
    padding: 25px 0;
    color: var(--dark);
    font-size: 15px;
    text-transform: uppercase;
    font-weight: 600;
}
.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link.active {
    color: var(--primary);
}
.navbar-light .navbar-brand h2 {
    color: var(--primary);
}
.navbar-light.sticky-top {
    top: -100px;
    transition: .5s;
}

/*** Header Carousel ***/
.header-carousel .owl-nav .owl-prev,
.header-carousel .owl-nav .owl-next {
    color: #fff;
    border: 1px solid #fff;
    background: transparent;
    transition: .3s;
}
.header-carousel .owl-nav .owl-prev:hover,
.header-carousel .owl-nav .owl-next:hover {
    background: var(--primary);
    border-color: var(--primary);
}
.page-header {
    background: linear-gradient(rgba(0,0,0,.7), rgba(0,0,0,.7)), url(../img/carousel-1.jpg);
    background-size: cover;
    background-position: center;
}
.page-header-inner { background: rgba(0, 0, 0, 0.6); }

/*** Section Titles ***/
.section-title {
    position: relative;
    display: inline-block;
    text-transform: uppercase;
    color: var(--dark);
}
.section-title::before,
.section-title::after {
    content: "";
    position: absolute;
    height: 2px;
    background: var(--primary);
    z-index: -1;
}
.section-title::before {
    width: calc(100% + 80px);
    top: 4px;
    left: -40px;
}
.section-title::after {
    width: calc(100% + 120px);
    bottom: 5px;
    left: -60px;
}

/*** Services ***/
.service-item {
    background: var(--light);
    transition: .5s;
    border: 1px solid #eaeaea;
}
.service-item:hover {
    margin-top: -10px;
    background: var(--primary);
    color: #fff !important;
}
.service-item * {
    transition: .5s;
}
.service-item:hover * {
    color: #fff !important;
}

/*** Categories & Courses ***/
.category img, .course-item img {
    transition: .5s;
}
.category a:hover img, .course-item:hover img {
    transform: scale(1.05);
}
.course-item {
    background: #fff;
    border: 1px solid #eaeaea;
}
.course-item:hover {
    border-color: var(--primary);
}

/*** Testimonials ***/
.testimonial-carousel .testimonial-text {
    border: 1px solid #eaeaea;
}
.testimonial-carousel .owl-item.center .testimonial-text {
    background: var(--primary) !important;
}
.testimonial-carousel .owl-item.center .testimonial-text * {
    color: #fff !important;
}
.testimonial-carousel .owl-dot {
    width: 15px;
    height: 15px;
    border: 1px solid #ccc;
}
.testimonial-carousel .owl-dot.active {
    background: var(--primary);
    border-color: var(--primary);
}

/*** Footer ***/
.footer {
    background: #000;
    color: #fff;
}
.footer .btn.btn-social {
    border: 1px solid #fff;
    color: #fff;
    transition: .3s;
}
.footer .btn.btn-social:hover {
    color: var(--primary);
    background: #fff;
}
.footer .btn.btn-link {
    color: #ddd;
    font-weight: 400;
}
.footer .btn.btn-link:hover {
    color: #fff;
    letter-spacing: 1px;
}
.footer .copyright {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.footer .copyright a {
    color: #ccc;
}
.footer .footer-menu a {
    color: #ccc;
    border-right: 1px solid rgba(255,255,255,0.1);
}
.footer .footer-menu a:hover {
    color: #fff;
}

/*** General Backgrounds ***/
.bg-light { background: var(--light) !important; }
.text-primary { color: var(--primary) !important; }
.text-dark { color: var(--dark) !important; }
.bg-dark { background: var(--dark) !important; }

/*** Responsive Adjustments ***/
@media (max-width: 991.98px) {
    .navbar-light .navbar-nav .nav-link {
        margin-right: 0;
        padding: 10px 0;
        text-align: center;
    }
    .navbar-light .navbar-nav {
        border-top: 1px solid #eee;
    }
    .navbar-brand img {
        height: 36px;
    }
    h1, .display-4 {
        font-size: 1.8rem;
    }
    h2 {
        font-size: 1.4rem;
    }
    .service-item {
        margin-bottom: 20px;
    }
    .footer .footer-menu {
        display: block;
        text-align: center;
    }
}

@media (max-width: 575.98px) {
    body {
        font-size: 14px;
        line-height: 1.5;
    }
    .btn {
        font-size: 13px;
        padding: 10px 20px;
    }
    .section-title::before, .section-title::after {
        width: 100%;
        left: 0;
    }
    .container, .container-fluid {
        padding-left: 15px;
        padding-right: 15px;
    }
    .footer .btn.btn-social {
        width: 30px;
        height: 30px;
        font-size: 14px;
    }
    .navbar-toggler {
        border: none;
    }
    .navbar-toggler:focus {
        box-shadow: none;
    }
    .back-to-top {
        right: 20px;
        bottom: 20px;
    }
     .navbar-brand img {
    height: 32px; /* slightly smaller logo for very small screens */
  }
}