/* Custom styles and animations */
:root {
    --teal-450: #0d9488;
    --teal-550: #0f766e;
    --slate-850: #0f172a;
    --slate-900: #020617;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--slate-900);
    color: white;
}

/* Scroll reveal animations - progressive enhancement */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--slate-900);
}

::-webkit-scrollbar-thumb {
    background: var(--teal-450);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--teal-550);
}

/* Form focus styles */
input:focus,
textarea:focus {
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.2);
}

/* Button hover effects */
button:hover {
    transform: translateY(-2px);
}

button:active {
    transform: translateY(0);
}

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

/* Mobile menu transition */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

#mobile-menu.active {
    max-height: 400px;
}

/* Ensure text contrast */
.text-gray-300 {
    color: #d1d5db;
}

.text-gray-400 {
    color: #9ca3af;
}

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

@media (min-width: 1024px) {
    .animate-float {
        animation: float 3s ease-in-out infinite;
    }
    
    .animate-float-delay {
        animation: float 3s ease-in-out infinite;
        animation-delay: 1.5s;
    }
}

/* Subtle gradient overlay for cards */
.bg-card-gradient {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(2, 6, 23, 0.98) 100%);
}

/* Glow effect for accents */
.glow-teal {
    box-shadow: 0 0 20px rgba(13, 148, 136, 0.3);
}

/* Loading state for buttons */
button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}