/* Base & Utilities */
html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

/* Custom Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes float-delay {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

@keyframes spin-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes spin-slow-reverse {
    from { transform: rotate(45deg); }
    to { transform: rotate(405deg); }
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delay {
    animation: float-delay 7s ease-in-out infinite;
    animation-delay: 1s;
}

.animate-spin-slow {
    animation: spin-slow 20s linear infinite;
}

.animate-spin-slow-reverse {
    animation: spin-slow-reverse 25s linear infinite;
}

.animate-marquee {
    animation: marquee 30s linear infinite;
}

/* Mobile Menu */
.mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Navbar Scroll State */
nav.scrolled {
    background: rgba(254, 249, 240, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(10, 61, 98, 0.08);
}

/* Selection */
::selection {
    background: #59efae;
    color: #0a3d62;
}

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

::-webkit-scrollbar-track {
    background: #fef9f0;
}

::-webkit-scrollbar-thumb {
    background: #0a3d62;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #59efae;
}