/* Custom styles that extend Tailwind */

/* Smooth scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0f172a;
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #0d9488;
}

/* Selection color */
::selection {
    background: rgba(13, 148, 136, 0.3);
    color: #f0fdfa;
}

/* Geometric decorative elements */
.geo-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.08;
    pointer-events: none;
}

/* Card hover effects */
.card-hover {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.card-hover:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* Navbar scroll effect */
#navbar.scrolled {
    background: rgba(2, 6, 23, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Nav link underline animation */
.nav-link {
    position: relative;
    transition: color 0.3s ease;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #14b8a6;
    transition: width 0.3s ease;
}
.nav-link:hover {
    color: #ffffff;
}
.nav-link:hover::after {
    width: 100%;
}

/* CTA button */
.cta-btn {
    background: linear-gradient(135deg, #0d9488, #14b8a6);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.cta-btn:hover {
    background: linear-gradient(135deg, #0f766e, #0d9488);
    transform: scale(1.05);
    box-shadow: 0 10px 40px rgba(13, 148, 136, 0.4);
}

/* Service icon backgrounds */
.service-icon {
    background: linear-gradient(135deg, #ccfbf1, #99f6e4);
}

/* Reveal animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .reveal.visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Image hover zoom */
img {
    transition: transform 0.3s ease;
}

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #14b8a6;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Mobile menu transition */
#mobile-menu {
    animation: slideDown 0.3s ease;
}
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero scroll indicator pulse */
.geo-shape {
    animation: float 6s ease-in-out infinite;
}
.geo-shape:nth-child(2) {
    animation-delay: -2s;
}
.geo-shape:nth-child(3) {
    animation-delay: -4s;
}
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* Counter animation */
.font-heading.text-4xl {
    transition: all 0.3s ease;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-overlay {
        background: linear-gradient(135deg, rgba(4, 47, 46, 0.95) 0%, rgba(15, 122, 110, 0.90) 50%, rgba(30, 41, 59, 0.95) 100%);
    }
}