body {
    font-family: 'Inter', sans-serif;
    scroll-behavior: smooth;
    background-color: #050505;
}

h1, h2, h3, h4,
.hero-title,
.font-serif-heading {
    font-family: 'Playfair Display', serif;
    letter-spacing: 0.01em;
}

::selection {
    background: rgba(37, 99, 235, 0.35);
    color: #fff;
}

/* Subtle gold scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a0a0a;
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(#2563EB, #1d4ed8);
    border-radius: 4px;
}

.nav-hidden {
    transform: translateY(-100%);
}

.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
.fade-in.appear {
    opacity: 1;
    transform: translateY(0);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}
.accordion-open .accordion-content {
    max-height: 500px;
}
.accordion-btn i {
    color: #2563EB;
}

/* Step cards */
.step-card {
    position: relative;
    overflow: hidden;
    transition: transform 0.35s ease, border-color 0.35s ease;
}
.step-card:hover {
    transform: translateY(-4px);
    border-color: rgba(37, 99, 235, 0.4);
}
.step-card::before {
    content: attr(data-step);
    position: absolute;
    top: -14px;
    left: -6px;
    font-family: 'Playfair Display', serif;
    font-size: 6rem;
    font-weight: 800;
    color: rgba(37, 99, 235, 0.08);
    z-index: 0;
}

/* Hero image */
.hero-image {
    transform: scale(1.1);
    animation: zoomOut 15s ease-in-out infinite alternate;
    filter: brightness(0.75) saturate(1.05);
}

@keyframes zoomOut {
    0% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* Service card gold sweep */
.service-card {
    position: relative;
    overflow: hidden;
}
.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(to right, #2563EB, #7dd3fc, #2563EB);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}
.service-card:hover::after {
    transform: scaleX(1);
}

/* Testimonial slider */
.testimonial-slide { flex-shrink: 0; }

/* Preloader dots */
.dot {
    box-shadow: 0 0 12px rgba(37, 99, 235, 0.6);
}

/* Buttons: elegant press feel */
a.bg-primary, button.bg-primary {
    box-shadow: 0 4px 18px -4px rgba(37, 99, 235, 0.35);
}

/* Mobile-first responsive refinements */
@media (max-width: 768px) {
    #home {
        padding-top: 6.5rem;
        padding-bottom: 3rem;
    }
    .hero-title {
        font-size: 2.35rem;
        line-height: 1.25;
    }
    .hero-content {
        text-align: center;
    }
    #services {
        padding: 3rem 1rem;
    }
    #services h2 {
        font-size: 1.85rem;
    }
    .service-card {
        margin-bottom: 1.25rem;
        padding: 1.5rem !important;
    }
    #process h2,
    #about h2,
    #testimonials h2,
    #faq h2 {
        font-size: 1.75rem;
    }
    .step-card {
        padding: 1.25rem !important;
    }
    .step-card::before {
        font-size: 4rem;
    }
    #contact h2 {
        font-size: 1.9rem;
    }
    nav .max-w-7xl {
        height: auto;
        min-height: 4rem;
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.95rem;
    }
    #services h2,
    #contact h2 {
        font-size: 1.5rem;
    }
    .service-card, .step-card {
        padding: 1.1rem !important;
    }
}