/* ===== Base & Reset ===== */
*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    background-color: #050C1A;
    color: #ffffff;
    font-family: 'Outfit', sans-serif;
}

::selection {
    background-color: rgba(26, 184, 130, 0.3);
    color: #ffffff;
}

/* ===== Animations ===== */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(12deg); }
    50% { transform: translateY(-16px) rotate(12deg); }
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0px) rotate(-12deg); }
    50% { transform: translateY(-12px) rotate(-12deg); }
}

.animate-float {
    animation: float 5s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 4.5s ease-in-out infinite;
    animation-delay: 0.5s;
}

/* ===== Scroll Reveal ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.revealed {
    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: rgba(5, 12, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* ===== Custom scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #050C1A;
}
::-webkit-scrollbar-thumb {
    background: #1A3A6B;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #234B82;
}

/* ===== Geometric accent shapes ===== */
.geo-circle {
    border-radius: 50%;
}
.geo-square {
    border-radius: 0.75rem;
}
.geo-triangle {
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}

/* ===== Focus styles ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #3DD4A0;
    outline-offset: 2px;
}

/* ===== Utility ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}