* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: #e0e0e0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

#app {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    width: 90%;
    max-width: 800px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

h1 {
    text-align: center;
    margin-bottom: 30px;
    color: #00d4ff;
    font-size: 2.5em;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

#info-panel {
    margin-bottom: 20px;
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.info-card {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: transform 0.3s ease;
}

.info-card:hover {
    transform: scale(1.02);
}

.info-card h3 {
    margin-bottom: 12px;
    color: #00d4ff;
    font-size: 1.2em;
}

.info-card p {
    line-height: 1.6;
    margin-bottom: 10px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 8px;
}

.fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease, background 0.5s ease;
}

#controls {
    text-align: center;
    margin-top: 20px;
}

button {
    background: #00d4ff;
    color: #1a1a2e;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 1.1em;
    cursor: pointer;
    margin: 5px;
    transition: all 0.3s ease;
    font-weight: bold;
}

button:hover {
    background: #00b4d8;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.4);
}