/* Dark Theme Styles */
body.dark-theme {
    --bg-color: #111827;
    --text-color: #F9FAFB;
    --text-secondary-color: #9CA3AF;
    --accent-green: #10B981;
    --accent-orange: #F59E0B;
    --card-bg-color: #1F2937;
    --border-color: #374151;

    background-color: var(--bg-color);
    color: var(--text-color);
}

.dark-theme h1, .dark-theme h2, .dark-theme h3, .dark-theme h4, .dark-theme h5, .dark-theme h6 {
    color: var(--text-color);
}

.dark-theme p {
    color: var(--text-secondary-color);
}

.dark-theme .header.scrolled {
    background: rgba(17, 24, 39, 0.85); /* dark bg with transparency */
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-color);
}

.dark-theme .nav__link {
    color: var(--text-color);
}

.dark-theme .nav__link:hover {
    color: var(--accent-green);
}

.dark-theme .nav__link::after {
    background: var(--accent-green);
}

.dark-theme .section__subtitle {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
    border-color: rgba(16, 185, 129, 0.3);
}

.dark-theme .section__title {
    color: var(--text-color);
}

.dark-theme .section__description {
    color: var(--text-secondary-color);
}

.dark-theme .services,
.dark-theme .why-choose-us,
.dark-theme .carousel-section {
    background: var(--bg-color);
}

.dark-theme .brands,
.dark-theme .testimonials,
.dark-theme .contact {
    background: #1a202c; /* slightly lighter dark */
}

.dark-theme .service__card,
.dark-theme .brand__card,
.dark-theme .testimonial__card,
.dark-theme .form {
    background: var(--card-bg-color);
    border-color: var(--border-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.dark-theme .service__card:hover {
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
}

.dark-theme .service__card::before {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-orange) 100%);
}

.dark-theme .service__icon {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
}

.dark-theme .service__card:hover .service__icon {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-orange) 100%);
    color: white;
}

.dark-theme .service__title,
.dark-theme .feature__content h4,
.dark-theme .contact__detail-content h4 {
    color: var(--text-color);
}

.dark-theme .service__features li,
.dark-theme .brand__feature {
    color: var(--accent-green);
    background-color: rgba(16, 185, 129, 0.1);
}

.dark-theme .client__logo {
    filter: grayscale(100%) invert(1);
    opacity: 0.6;
}

.dark-theme .client__logo:hover {
    filter: none;
    opacity: 1;
}

.dark-theme .brand__logo {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
}

.dark-theme .brand__card:hover .brand__logo {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-orange) 100%);
    color: white;
}

.dark-theme .brands__guarantee {
    background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%); /* Orange gradient */
    box-shadow: 0 20px 50px rgba(245, 158, 11, 0.3);
}

.dark-theme .guarantee__icon {
    color: #111827;
    background: rgba(255, 255, 255, 0.8);
}

.dark-theme .statistics {
    background: linear-gradient(135deg, #047857 0%, #065f46 100%); /* Green gradient */
}

.dark-theme .statistic__icon {
    color: var(--accent-orange);
}

.dark-theme .testimonial__card::before {
    color: var(--accent-green);
}

.dark-theme .testimonial__quote {
    color: var(--text-secondary-color);
}

.dark-theme .testimonial__avatar {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-orange) 100%);
}

.dark-theme .feature__icon,
.dark-theme .contact__detail-icon {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
}

.dark-theme .form__input {
    background: var(--card-bg-color);
    border-color: var(--border-color);
    color: var(--text-color);
}

.dark-theme .form__input:focus {
    border-color: var(--accent-green);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.dark-theme .form__label {
    background: var(--card-bg-color);
    color: var(--text-secondary-color);
}

.dark-theme .form__input:focus + .form__label,
.dark-theme .form__input:not(:placeholder-shown) + .form__label {
    color: var(--accent-green);
}

.dark-theme .btn--primary {
    background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

.dark-theme .btn--primary:hover {
    box-shadow: 0 12px 35px rgba(16, 185, 129, 0.4);
}

.dark-theme .btn--secondary {
    color: var(--accent-green);
    border-color: var(--accent-green);
}

.dark-theme .btn--secondary:hover {
    background: var(--accent-green);
    color: white;
}

.dark-theme .footer {
    background: #000;
}

.dark-theme .footer__bottom {
    border-top-color: var(--border-color);
}

.dark-theme .carousel__badge {
    background: var(--accent-orange);
}

.dark-theme .carousel__btn {
    background: rgba(31, 41, 55, 0.8);
    color: white;
}

.dark-theme .carousel__btn:hover {
    background: var(--card-bg-color);
}

.dark-theme .carousel__indicator {
    background: var(--border-color);
}

.dark-theme .carousel__indicator.active {
    background: var(--accent-green);
}

.dark-theme .guarantee__content h3 {
    color: #111827;
}

.dark-theme .guarantee__content p {
    color: #111827;
}

/* Mobile nav overlay visibility in dark theme */
@media (max-width: 768px) {
    .dark-theme .nav__list {
        background: rgba(17, 24, 39, 0.95);
    }
    .dark-theme .nav__toggle,
    .dark-theme .nav__close {
        color: var(--text-color);
    }
    .dark-theme .nav__close {
        z-index: 1301; /* above the sliding panel */
    }
}

.dark-theme a[href^="mailto:"] {
    color: var(--accent-green);
    text-decoration: none; /* Optional: remove underline */
}

.dark-theme a[href^="mailto:"]:hover {
    text-decoration: underline; /* Optional: add underline on hover */
}