@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

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

/* Improve readability and accessibility */
a:focus, button:focus {
    outline: 2px solid #3B82F6;
    outline-offset: 2px;
}

img {
    max-width: 100%;
    height: auto;
}
#drop-zone {
    transition: all 0.3s ease;
}

#drop-zone.active {
    border-color: #3B82F6;
    background-color: #EFF6FF;
}

.result-card {
    transition: transform 0.2s ease;
}

.result-card:hover {
    transform: translateY(-4px);
}

.loader {
    border-top-color: #3B82F6;
    -webkit-animation: spinner 1.5s linear infinite;
    animation: spinner 1.5s linear infinite;
}

@-webkit-keyframes spinner {
    0% { -webkit-transform: rotate(0deg); }
    100% { -webkit-transform: rotate(360deg); }
}

@keyframes spinner {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}