:root {
    --bg-color: #0a0a0a;
    --card-bg: rgba(255, 255, 255, 0.05);
    --accent-color: #00f2ff; /* Electric Cyan */
    --text-main: #ffffff;
    --text-dim: #a0a0a0;
    --border-color: rgba(255, 255, 255, 0.1);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    padding-bottom: 50px;
}

/* Background Glow Effect */
.background-glow {
    position: fixed;
    top: -10%;
    left: -10%;
    width: 40%;
    height: 40%;
    background: radial-gradient(circle, rgba(0, 242, 255, 0.15) 0%, rgba(0,0,0,0) 70%);
    z-index: -1;
}

header {
    text-align: center;
    padding: 60px 20px;
}

header h1 {
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: -2px;
    text-transform: uppercase;
}

header .accent {
    color: var(--accent-color);
    text-shadow: 0 0 20px rgba(0, 242, 25rypt, 0.5);
}

header p {
    color: var(--text-dim);
    font-size: 1.1rem;
    margin-top: 10px;
}

#concert-timeline {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

/* The Timeline Line */
#concert-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--border-color);
}

.event-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 40px;
    width: 100%;
    position: relative;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.event-card:hover {
    transform: translateY(-5/px);
    border-color: var(--accent-color);
}

.date-tag {
    display: inline-block;
    background: var(--accent-color);
    color: #000;
    font-weight: 700;
    font-size: 0.75rem;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.venue-name {
    color: var(--text-dim);
    font-size: 0.9rem;
    display: block;
    margin-bottom: 15px;
}

.event-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.band-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.band-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    transition: background 0.2s ease;
}

.band-item:hover {
    background: var(--accent-color);
    color: #000;
}

@media (max-width: 600px) {
    #concert-timeline::before {
        left: 0;
    }
    header h1 {
        font-size: 2.5rem;
    }
}