/* 
 * UI Overview Additions
 * Includes Particle, Scroll, Stats, Ribbon and Glow effects.
 */

/* Scroll Progress Bar */
#scroll-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent), var(--secondary));
    width: 0%;
    z-index: 9999;
    box-shadow: 0 0 10px var(--primary-glow);
    transition: width 0.1s ease-out;
}

/* Particle Canvas */
#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}
.hero { position: relative; z-index: 1; }

/* Typing Effect */
.type-cursor {
    display: inline-block;
    width: 3px;
    background-color: white;
    margin-left: 2px;
    animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* Glow Effects */
.nav-link.active {
    text-shadow: 0 0 8px var(--primary-light);
}
.hero-badges .hero-badge {
    transition: all 0.3s ease;
}
.hero-badges .hero-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.2);
}

/* Ripple Effect */
.btn {
    position: relative;
    overflow: hidden;
}
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple-anim 0.6s linear;
    pointer-events: none;
}
@keyframes ripple-anim {
    to { transform: scale(4); opacity: 0; }
}

/* Scroll To Top Button */
#scroll-to-top {
    position: fixed;
    bottom: -60px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
    cursor: pointer;
    z-index: 2000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}
#scroll-to-top.visible {
    bottom: 24px;
}
#scroll-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.6);
}

/* Stats Strip */
.stats-strip {
    background: linear-gradient(135deg, var(--bg-card), var(--bg-body));
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    padding: 40px 0;
    position: relative;
    z-index: 5;
    margin-bottom: 40px;
}
.stats-row {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 20px;
    text-align: center;
}
.stat-item {
    flex: 1;
    min-width: 150px;
    padding: 20px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-light);
}
.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-glow);
}
.stat-item h3.counter {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 5px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.stat-item p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* Filters & Search */
.events-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-card);
    padding: 16px 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    margin-bottom: 30px;
}
.search-box {
    position: relative;
    flex: 1;
    min-width: 250px;
}
.search-box i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}
.search-box input {
    width: 100%;
    padding: 12px 16px 12px 40px;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    outline: none;
    transition: var(--transition);
    background: var(--bg-body);
}
.search-box input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    background: var(--bg-card);
}
.filter-pills {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.filter-pill {
    padding: 8px 16px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    background: var(--bg-body);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}
.filter-pill:hover,
.filter-pill.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    box-shadow: 0 4px 10px var(--primary-glow);
}

/* Event Card Glassmorphism & Tilt */
.event-card {
    transition: transform 0.1s ease-out, box-shadow 0.3s ease;
    transform-style: preserve-3d;
}
.event-card-body {
    transform: translateZ(30px); /* 3D pop effect */
}
.event-card-image {
    transition: transform 0.5s ease;
}
.event-card:hover .event-card-image {
    transform: scale(1.05);
}