/* Custom styles for Indepth Ta2 */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom selection color */
::selection {
    background-color: rgba(13, 148, 136, 0.2);
    color: #0f766e;
}

/* Scroll reveal animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Default state for reveal elements (visible when JS is disabled) */
.reveal {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar scroll state */
.nav-scrolled {
    background-color: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.nav-scrolled .nav-link {
    color: #475569 !important;
}

.nav-scrolled #nav-logo-text {
    color: #1e293b !important;
}

.nav-scrolled #nav-logo-icon {
    color: #0f766e !important;
}

/* Mobile menu transitions */
#mobile-menu {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

#mobile-menu.open {
    transform: translateX(0);
}

/* Service card image hover */
.group:hover .group-hover\:scale-105 {
    transform: scale(1.05);
}

/* Button focus styles */
button:focus-visible,
a:focus-visible {
    outline: 2px solid #0f766e;
    outline-offset: 2px;
    border-radius: 9999px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f8fafc;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Prevent layout shift on select */
select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

/* Hero decorative animation */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.floating-card {
    animation: float 4s ease-in-out infinite;
}

/* Gradient text utility */
.text-gradient {
    background: linear-gradient(135deg, #0f766e, #14b8a6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}