body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.card-hover {
    transition: all 0.4s ease;
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b9d 0%, #c44569 100%);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ff5582 0%, #b83c5a 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 107, 157, 0.4);
}

.floating-animation {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

.fade-in {
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 50%;
    background: linear-gradient(135deg, #ff6b9d, #c44569);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active::after {
    width: 100%;
}

.category-tab {
    transition: all 0.3s ease;
    position: relative;
}

.category-tab.active {
    background: linear-gradient(135deg, #ff6b9d 0%, #c44569 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 107, 157, 0.3);
}

.news-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid #e2e8f0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.news-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

.news-card:hover::before {
    left: 100%;
}

.hero-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #ff6b9d 75%, #c44569 100%);
}

.category-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    backdrop-filter: blur(8px);
}

.badge-company {
    background: rgba(255, 107, 157, 0.9);
    color: white;
}

.badge-product {
    background: rgba(102, 126, 234, 0.9);
    color: white;
}

.badge-event {
    background: rgba(34, 197, 94, 0.9);
    color: white;
}

.badge-update {
    background: rgba(245, 158, 11, 0.9);
    color: white;
}

.featured-card {
    background: linear-gradient(145deg, #ffffff 0%, #faf5ff 100%);
}

.read-time {
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
}

.search-input {
    transition: all 0.3s ease;
}

.search-input:focus {
    box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.1);
    border-color: #ff6b9d;
}