/* ============================================
   CATEGORY TILES - Racing Style
   Főoldali kategória szűrő csempék
   ============================================ */

.category-tiles-section {
    position: relative;
    padding: 80px 0;
    background: linear-gradient(180deg, #0a0a0f 0%, #12121a 50%, #0a0a0f 100%);
    overflow: hidden;
}

.category-tiles-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

/* Header */
.category-tiles-header {
    text-align: center;
    margin-bottom: 50px;
}

.category-tiles-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.category-tiles-title .highlight {
    background: linear-gradient(90deg, #e63946, #ff6b6b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.category-tiles-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 1px;
}

/* Tiles Wrapper */
.category-tiles-wrapper {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* Individual Tile */
.category-tile {
    position: relative;
    height: 400px;
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform-style: preserve-3d;
}

.category-tile:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.category-tile.active {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(230, 57, 70, 0.4);
}

/* Tile Background */
.tile-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s ease;
}

.category-tile:hover .tile-background {
    transform: scale(1.1);
}

/* Tile Overlay */
.tile-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transition: opacity 0.4s ease;
}

.category-tile:hover .tile-overlay {
    opacity: 0.9;
}

/* Racing Stripes */
.tile-stripes {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    opacity: 0.1;
    pointer-events: none;
}

.tile-stripes .stripe {
    position: absolute;
    width: 3px;
    height: 200%;
    background: linear-gradient(180deg, transparent, rgba(255,255,255,0.8), transparent);
    transform: rotate(25deg);
    animation: stripeMove 3s linear infinite;
}

.tile-stripes .stripe:nth-child(1) { right: 20%; animation-delay: 0s; }
.tile-stripes .stripe:nth-child(2) { right: 40%; animation-delay: 1s; }
.tile-stripes .stripe:nth-child(3) { right: 60%; animation-delay: 2s; }

@keyframes stripeMove {
    0% { transform: rotate(25deg) translateY(-100%); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: rotate(25deg) translateY(100%); opacity: 0; }
}

.category-tile:hover .tile-stripes {
    opacity: 0.3;
}

/* Tile Content */
.tile-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 30px;
    z-index: 3;
    color: #ffffff;
}

/* Tile Icon */
.tile-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.4s ease;
}

.tile-icon i {
    font-size: 2rem;
    color: #ffffff;
    transition: transform 0.4s ease;
}

.category-tile:hover .tile-icon {
    transform: scale(1.1);
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
}

.category-tile:hover .tile-icon i {
    transform: scale(1.1);
}

/* Dual Icon for "All" tile */
.tile-icon.dual-icon {
    width: auto;
    padding: 0 25px;
    border-radius: 40px;
    gap: 10px;
}

.tile-icon.dual-icon .icon-separator {
    font-size: 1.2rem;
    opacity: 0.7;
}

/* Tile Title */
.tile-title {
    font-size: 1.8rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: 10px;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
}

/* Tile Subtitle */
.tile-subtitle {
    font-size: 1rem;
    font-weight: 500;
    opacity: 0.9;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

/* Tile Description */
.tile-description {
    font-size: 0.9rem;
    opacity: 0.7;
    max-width: 280px;
    line-height: 1.5;
    margin-bottom: 20px;
    transition: opacity 0.3s ease;
}

.category-tile:hover .tile-description {
    opacity: 1;
}

/* Tile Button */
.tile-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 30px;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 50px;
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.4s ease;
    backdrop-filter: blur(5px);
}

.tile-button:hover {
    background: #ffffff;
    color: #1a1a2e;
    border-color: #ffffff;
    transform: scale(1.05);
}

.tile-button i {
    transition: transform 0.3s ease;
}

.tile-button:hover i {
    transform: translateX(5px);
}

/* Active State */
.category-tile.active .tile-button {
    background: #e63946;
    border-color: #e63946;
}

.category-tile.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 4px;
    background: linear-gradient(90deg, transparent, #e63946, transparent);
    border-radius: 2px;
}

/* Glow Effects */
.tile-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150%;
    height: 150%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(230, 57, 70, 0.2) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.category-tile:hover .tile-glow {
    opacity: 1;
}

.tile-border-glow {
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 22px;
    background: linear-gradient(45deg, #e63946, #ff6b6b, #e63946);
    opacity: 0;
    z-index: -1;
    transition: opacity 0.4s ease;
}

.category-tile:hover .tile-border-glow,
.category-tile.active .tile-border-glow {
    opacity: 1;
    animation: borderGlow 2s linear infinite;
}

@keyframes borderGlow {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.3); }
}

/* Checkered Corner for Track Tile */
.checkered-corner {
    position: absolute;
    top: 0;
    right: 0;
    width: 60px;
    height: 60px;
    background: 
        linear-gradient(45deg, #fff 25%, transparent 25%),
        linear-gradient(-45deg, #fff 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #fff 75%),
        linear-gradient(-45deg, transparent 75%, #fff 75%);
    background-size: 10px 10px;
    background-position: 0 0, 0 5px, 5px -5px, -5px 0px;
    opacity: 0.3;
    clip-path: polygon(100% 0, 0 0, 100% 100%);
    transition: opacity 0.3s ease;
}

.category-tile:hover .checkered-corner {
    opacity: 0.5;
}

/* Background Elements */
.tiles-bg-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.speed-line {
    position: absolute;
    width: 200px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(230, 57, 70, 0.5), transparent);
    animation: speedLine 4s linear infinite;
}

.speed-line.line-1 { top: 20%; left: -200px; animation-delay: 0s; }
.speed-line.line-2 { top: 50%; left: -200px; animation-delay: 1.5s; }
.speed-line.line-3 { top: 80%; left: -200px; animation-delay: 3s; }

@keyframes speedLine {
    0% { transform: translateX(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateX(calc(100vw + 400px)); opacity: 0; }
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: #e63946;
    border-radius: 50%;
    animation: particleFloat 6s ease-in-out infinite;
}

.particle-1 { top: 30%; right: 10%; animation-delay: 0s; }
.particle-2 { top: 60%; right: 20%; animation-delay: 2s; }
.particle-3 { top: 45%; right: 5%; animation-delay: 4s; }

@keyframes particleFloat {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.5; }
    50% { transform: translateY(-30px) scale(1.5); opacity: 1; }
}

/* All Tile Special Styling */
.all-tile .tile-icon {
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.3), rgba(230, 57, 70, 0.3));
}

.all-tile:hover .tile-border-glow {
    background: linear-gradient(45deg, #3498db, #e63946, #3498db);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .category-tiles-wrapper {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .all-tile {
        grid-column: span 2;
        height: 250px;
    }
}

@media (max-width: 768px) {
    .category-tiles-section {
        padding: 50px 0;
    }
    
    .category-tiles-title {
        font-size: 1.8rem;
        letter-spacing: 2px;
    }
    
    .category-tiles-wrapper {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .category-tile {
        height: 300px;
    }
    
    .all-tile {
        grid-column: span 1;
        height: 200px;
    }
    
    .tile-title {
        font-size: 1.4rem;
        letter-spacing: 2px;
    }
    
    .tile-icon {
        width: 60px;
        height: 60px;
    }
    
    .tile-icon i {
        font-size: 1.5rem;
    }
    
    .tile-description {
        display: none;
    }
}

@media (max-width: 480px) {
    .category-tiles-title {
        font-size: 1.4rem;
    }
    
    .category-tile {
        height: 250px;
    }
    
    .tile-button {
        padding: 10px 20px;
        font-size: 0.8rem;
    }
}

/* Filter Animation for Cars Grid */
.cars-grid.filtering {
    opacity: 0.5;
    pointer-events: none;
}

.cars-grid .modern-car-card {
    transition: all 0.4s ease;
}

.cars-grid .modern-car-card.hidden {
    opacity: 0;
    transform: scale(0.8);
    display: none;
}

.cars-grid .modern-car-card.visible {
    opacity: 1;
    transform: scale(1);
}

/* Category Filter Active Indicator */
.category-filter-active {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(230, 57, 70, 0.95);
    color: white;
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1000;
    box-shadow: 0 10px 30px rgba(230, 57, 70, 0.4);
    animation: slideUp 0.4s ease;
}

.category-filter-active .clear-filter {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.category-filter-active .clear-filter:hover {
    background: rgba(255, 255, 255, 0.4);
}

@keyframes slideUp {
    from {
        transform: translateX(-50%) translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
}