/* === Base & Typography === */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: rgba(168, 85, 247, 0.2);
    color: #4c1d95;
}

/* === Navbar === */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(253, 248, 244, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(76, 29, 149, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #7c3aed, #d97706);
    border-radius: 1px;
    transition: width 0.3s ease, left 0.3s ease;
}

.nav-link:hover::after {
    width: 60%;
    left: 20%;
}

/* === Mobile Menu === */
.mobile-link {
    transition: all 0.2s ease;
}

#mobileMenu {
    animation: slideDown 0.3s ease;
}

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

/* === Hero Animations === */
@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

@keyframes float-delay {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-25px, 25px) scale(1.03); }
    66% { transform: translate(15px, -15px) scale(0.97); }
}

.animate-float {
    animation: float 8s ease-in-out infinite;
}

.animate-float-delay {
    animation: float-delay 10s ease-in-out infinite;
}

/* === Fade Up Animations === */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-up {
    animation: fadeUp 0.8s ease forwards;
    opacity: 0;
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-500 { animation-delay: 0.5s; }

/* === Scroll Reveal === */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.scroll-reveal:nth-child(2) { transition-delay: 0.1s; }
.scroll-reveal:nth-child(3) { transition-delay: 0.2s; }
.scroll-reveal:nth-child(4) { transition-delay: 0.3s; }
.scroll-reveal:nth-child(5) { transition-delay: 0.4s; }
.scroll-reveal:nth-child(6) { transition-delay: 0.5s; }

/* === Custom Select === */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%237c3aed' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* === Gradient Text Fallback === */
.bg-clip-text {
    -webkit-background-clip: text;
    background-clip: text;
}

/* === Smooth Image Loading === */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* === Focus Styles === */
:focus-visible {
    outline: 2px solid #7c3aed;
    outline-offset: 2px;
}

/* === Accessibility: Reduced Motion === */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .scroll-reveal {
        opacity: 1;
        transform: none;
    }
}

/* === Responsive Adjustments === */
@media (max-width: 768px) {
    .font-display {
        line-height: 1.2;
    }
}