:root {
    --bg: #ffffff;
    --text: #2f3437;
}

* {
    font-family: 'Inter', sans-serif;
}

body {
    background: var(--bg);
    color: var(--text);
}

.nav-link {
    font-weight: 600;
    color: #4b5563;
    transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #0284c7;
}

.slider-card {
    display: none;
}

.slider-card.active {
    display: block;
    animation: fadeIn 0.8s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.orb {
    position: absolute;
    border-radius: 9999px;
    filter: blur(60px);
    opacity: 0.23;
}

.orb-a {
    width: 320px;
    height: 320px;
    background: #7dd3fc;
    top: 10%;
    left: -60px;
    animation: driftA 14s ease-in-out infinite;
}

.orb-b {
    width: 360px;
    height: 360px;
    background: #bae6fd;
    right: -80px;
    bottom: 10%;
    animation: driftB 18s ease-in-out infinite;
}

@keyframes driftA {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(60px, 40px); }
}

@keyframes driftB {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-40px, -35px); }
}

.section-panel {
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(10px);
}