/* Geometric background decorations */
.geo-circle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}
.geo-diamond {
    position: absolute;
    pointer-events: none;
    transform: rotate(45deg);
}
.geo-triangle {
    position: absolute;
    pointer-events: none;
    width: 0;
    height: 0;
}

.geo-circle-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.15) 0%, transparent 70%);
    top: -100px;
    right: -100px;
}
.geo-circle-2 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(45, 212, 191, 0.1) 0%, transparent 70%);
    bottom: 20%;
    left: 5%;
}
.geo-circle-3 {
    width: 150px;
    height: 150px;
    border: 2px solid rgba(20, 184, 166, 0.2);
    top: 30%;
    right: 10%;
}
.geo-diamond-1 {
    width: 120px;
    height: 120px;
    border: 2px solid rgba(20, 184, 166, 0.15);
    top: 20%;
    left: 15%;
}
.geo-triangle-1 {
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 104px solid rgba(20, 184, 166, 0.08);
    bottom: 30%;
    right: 20%;
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* Smooth mobile menu */
#mobile-menu {
    animation: slideDown 0.3s ease;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Button focus states */
a:focus-visible, button:focus-visible {
    outline: 2px solid #2dd4bf;
    outline-offset: 2px;
    border-radius: 4px;
}