*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(20, 184, 166, 0.3);
    color: #f1f5f9;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* Navbar */
#navbar {
    transition: background-color 0.5s ease, backdrop-filter 0.5s ease, box-shadow 0.5s ease;
}

#navbar.scrolled {
    background: rgba(7, 11, 20, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Mobile menu */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #14b8a6;
    transition: width 0.3s ease;
}

.mobile-link:hover::after {
    width: 100%;
}

/* Reveal animations */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up {
    transform: translateY(0);
}

.reveal-left {
    transform: translateX(0);
}

.reveal-right {
    transform: translateX(0);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        transform: translateY(40px);
        opacity: 0;
    }

    .reveal-left {
        transform: translateX(-40px);
        opacity: 0;
    }

    .reveal-right {
        transform: translateX(40px);
        opacity: 0;
    }
}

/* Form select arrow */
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 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.25em 1.25em;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

/* Hero image animation */
@media (prefers-reduced-motion: no-preference) {
    header img {
        animation: heroImageFloat 8s ease-in-out infinite;
    }

    @keyframes heroImageFloat {
        0%, 100% { transform: translateY(0); }
        50% { transform: translateY(-8px); }
    }
}

/* Teal glow pulse */
@keyframes tealPulse {
    0%, 100% { opacity: 0.05; }
    50% { opacity: 0.1; }
}

.bg-teal-500\\/5 {
    animation: tealPulse 4s ease-in-out infinite;
}

/* Button ripple */
button, a {
    position: relative;
    overflow: hidden;
}