/* Base & Typography */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background-color: rgba(167, 243, 208, 0.3);
    color: #A7F3D0;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0A1628;
}
::-webkit-scrollbar-thumb {
    background: #1A3A63;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #2D5F9E;
}

/* Navbar */
#navbar {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

#navbar.scrolled {
    background: rgba(6, 13, 23, 0.9);
    border-bottom: 1px solid rgba(26, 58, 99, 0.3);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

#navbar.scrolled .bg-mint-400 {
    background: #A7F3D0;
}

/* Hero */
#hero {
    min-height: 100vh;
    min-height: 100dvh;
}

/* Service Cards */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #A7F3D0, transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.service-card:hover::before {
    opacity: 1;
}

/* Testimonial Cards */
#testimonials .bg-midnight-900 {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#testimonials .bg-midnight-900:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Gallery Images */
#work img {
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Form Inputs */
input, select, textarea {
    font-family: 'Inter', system-ui, sans-serif;
}

input:focus, select:focus, textarea:focus {
    outline: none;
}

/* Mobile Menu */
#mobileMenu {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Links */
.mobile-link {
    transition: color 0.3s ease, transform 0.3s ease;
}

.mobile-link:active {
    transform: scale(0.98);
}

/* Decorative floating elements */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

@keyframes floatReverse {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(20px) rotate(-2deg); }
}

/* Scroll reveal (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    #work img {
        transition: none;
    }

    #work img:hover {
        transform: none;
    }
}