/* Custom styles beyond Tailwind */

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

/* Base animations - progressive enhancement with prefers-reduced-motion */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    
    .reveal-left {
        opacity: 0;
        transform: translateX(-30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    
    .reveal-right {
        opacity: 0;
        transform: translateX(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    
    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: translate(0, 0);
    }
}

/* Always visible fallback */
@media (prefers-reduced-motion: reduce) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
    }
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(12, 18, 32, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(45, 212, 191, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Gold gradient text utility */
.text-gold-gradient {
    background: linear-gradient(135deg, #fcd34d, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

::-webkit-scrollbar-track {
    background: #0c1220;
}

::-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: white;
}

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

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

/* Back to top button */
#backToTop {
    transition: opacity 0.3s ease, transform 0.3s ease, background-color 0.3s ease;
}

#backToTop.visible {
    opacity: 1;
    pointer-events: all;
}

#backToTop:not(.visible) {
    transform: translateY(10px);
}

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #2dd4bf;
    outline-offset: 2px;
}

/* Image aspect ratios */
img {
    vertical-align: middle;
}

/* Prevent layout shift for hero image */
#hero {
    contain: layout style;
}

/* Subtle hover lift for cards */
.group:hover {
    transform: translateY(-2px);
}

.group {
    transition: transform 0.3s ease;
}

/* Gold shimmer effect for special text */
@keyframes shimmer {
    0% {
        background-position: -200% center;
    }
    100% {
        background-position: 200% center;
    }
}

.text-gold-shimmer {
    background: linear-gradient(
        90deg,
        #fcd34d 0%,
        #fbbf24 40%,
        #f59e0b 60%,
        #fcd34d 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 4s linear infinite;
}

/* Teal glow effect */
.teal-glow {
    box-shadow: 0 0 40px rgba(13, 148, 136, 0.15);
}

/* Loading state for form button */
button[type="submit"]:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}