/* Layout & Container Styles */
.app-container {
    width: 100%;
    max-width: 1020px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

/* Hidden Elements */
#hidden-file-input,
input[type="file"] {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0,0,0,0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.hidden { 
    display: none !important; 
}

/* Skip to Content for Accessibility */
.skip-to-content {
    position: absolute;
    top: -100%;
    left: 16px;
    background: #4F46E5;
    color: #FFFFFF;
    padding: 12px 24px;
    border-radius: 0 0 8px 8px;
    font-weight: 600;
    font-size: 0.9rem;
    z-index: 10001;
    text-decoration: none;
    transition: top 0.2s;
}

.skip-to-content:focus {
    top: 0;
}

/* Focus Styles for Accessibility */
*:focus-visible {
    outline: 3px solid #4F46E5;
    outline-offset: 2px;
    border-radius: 4px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
    outline: 3px solid #4F46E5;
    outline-offset: 2px;
}

/* Noscript Fallback */
.noscript-fallback {
    text-align: center;
    padding: 60px 20px;
    max-width: 500px;
    margin: 60px auto;
    background: #FFFFFF;
    border-radius: 16px;
    border: 1px solid #E2E8F0;
}

.noscript-fallback h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: #0F172A;
    margin-bottom: 12px;
}

.noscript-fallback p {
    font-size: 0.95rem;
    color: #475569;
    line-height: 1.6;
}