* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

body {
    background: #0f172a;
    color: white;
    overflow: hidden;
}

.container {
    height: 100vh;
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
}

.card {
    height: 100vh;
    scroll-snap-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: 0.5s;
    opacity: 0.4;
    padding: 20px;
    text-align: center;
}

.card img {
    width: 300px;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0px 10px 30px rgba(0, 0, 0, 0.5);
}

.card h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

.card p {
    font-size: 1.2rem;
    color: #94a3b8;
}

.card.active {
    opacity: 1;
    transform: scale(1.05);
}

.indicator {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    width: 0%;
    background: linear-gradient(to right, #38bdf8, #a78bfa);
    z-index: 1000;
}

.circle-container {
    position: fixed;
    top: 20px;
    right: 20px;
}

.bg {
    fill: none;
    stroke: #334155;
    stroke-width: 6;
}

.progress {
    fill: none;
    stroke: #38bdf8;
    stroke-width: 6;
    stroke-dasharray: 188;
    stroke-dashoffset: 188;
    transform: rotate(-90deg);
    transform-origin: 50% 50%;
}

.percent {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 14px;
}