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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

nav {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-link {
    position: relative;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: #1e3a8a !important;
}

.nav-link.active {
    color: #1e3a8a !important;
}

.hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.section-title {
    position: relative;
    display: inline-block;
    text-align: center;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #4b5563, #1e3a8a);
    margin: 10px auto 0;
}

.product-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: #1e3a8a;
    color: white;
}

.btn-primary:hover {
    background-color: #1e40af;
    transform: translateY(-2px);
}

.btn-outline {
    border-color: #1e3a8a;
    color: #1e3a8a;
}

.btn-outline:hover {
    background-color: #1e3a8a;
    color: white;
}

.card {
    background-color: white;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.list-unstyled {
    list-style: none;
}

.list-styled li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

.list-styled li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, #e5e7eb, transparent);
    margin: 2rem 0;
}

.loading {
    opacity: 0;
    animation: fadeIn 0.5s ease-in forwards;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #1e3a8a;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1e40af;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.focus-within\:ring:focus-within {
    outline: 2px solid #1e3a8a;
    outline-offset: 2px;
}

.logo-text {
    font-family: 'Arial Black', Arial, sans-serif;
    letter-spacing: 2px;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

@media print {
    nav, footer {
        display: none;
    }
    .container {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .hero-content {
        padding: 4rem 1rem;
    }
    .section-padding {
        padding: 3rem 1rem;
    }
    .text-5xl { font-size: 2.5rem; }
    .text-7xl { font-size: 3.5rem; }
    .mobile-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        border-top: 1px solid #e5e7eb;
        padding: 1rem 0;
    }
}

@media (min-width: 768px) {
    .grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
    .grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.retro-text {
    text-shadow: 4px 4px 0px #bdbdbd, 7px 7px 0px #999, 10px 10px 0px #777;
}

.outline-text {
    position: relative;
}

.outline-text::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    color: transparent;
    text-shadow: 0 0 0 #1e3a8a;
    transition: width 0.5s ease;
}