/* Custom styles for ASL Instruction website */

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

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

/* Geometric shapes */
.geometric-shape {
    position: absolute;
    pointer-events: none;
}

.shape-circle-1 {
    width: 400px;
    height: 400px;
    border: 2px solid rgba(61, 217, 168, 0.08);
    border-radius: 50%;
    top: 10%;
    right: -5%;
    animation: float 8s ease-in-out infinite;
}

.shape-circle-2 {
    width: 200px;
    height: 200px;
    background: rgba(61, 217, 168, 0.05);
    border-radius: 50%;
    bottom: 15%;
    left: 5%;
    animation: float 6s ease-in-out infinite reverse;
}

.shape-square-1 {
    width: 120px;
    height: 120px;
    border: 2px solid rgba(61, 217, 168, 0.1);
    top: 30%;
    left: 45%;
    transform: rotate(45deg);
    animation: spin-slow 20s linear infinite;
}

.shape-triangle-1 {
    width: 0;
    height: 0;
    border-left: 50px solid transparent;
    border-right: 50px solid transparent;
    border-bottom: 86px solid rgba(61, 217, 168, 0.06);
    top: 60%;
    right: 10%;
    animation: float 7s ease-in-out infinite;
}

.shape-ring-1 {
    width: 160px;
    height: 160px;
    border: 3px solid rgba(61, 217, 168, 0.07);
    border-radius: 50%;
    bottom: 25%;
    right: 25%;
    animation: float 9s ease-in-out infinite reverse;
}

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

@keyframes float-slow {
    0%, 100% { transform: translateY(0px) translateX(0px); }
    50% { transform: translateY(-12px) translateX(8px); }
}

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

.animate-float {
    animation: float 4s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float 5s ease-in-out infinite;
    animation-delay: 1s;
}

.animate-float-slow {
    animation: float-slow 6s ease-in-out infinite;
    animation-delay: 2s;
}

/* Navbar scroll effect */
.nav-scrolled {
    background: rgba(3, 8, 16, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-not-scrolled {
    background: transparent;
    border-bottom: 1px solid transparent;
}

/* Selection color */
::selection {
    background: rgba(61, 217, 168, 0.3);
    color: #fff;
}

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

::-webkit-scrollbar-track {
    background: #060f1e;
}

::-webkit-scrollbar-thumb {
    background: rgba(61, 217, 168, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(61, 217, 168, 0.5);
}

/* Select dropdown styling */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%233dd9a8' stroke-width='2' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}