/* Non-critical styles that can be loaded asynchronously */
@media (prefers-contrast: high) {
    body {
        letter-spacing: 0.07em;
        word-spacing: 0.15em;
    }
}

/* Text spacing override for specific elements that need tighter spacing */
.code-block, .address-text, .qr-address {
    letter-spacing: normal;
    word-spacing: normal;
}

/* Ensure no content loss with 200% text spacing */
body {
    letter-spacing: 0;
    word-spacing: normal;
    line-height: 1.5;
}

/* Flexible layouts that adapt to text spacing changes */
.flex-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

/* Theme preview classes for edit interface */
.theme-preview {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.theme-swatch {
    width: 60px;
    height: 60px;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: transform 0.2s ease;
}

.theme-swatch:hover {
    transform: scale(1.1);
}

.theme-swatch.active {
    border-color: var(--primary-color);
}

/* Color picker styling */
.color-picker-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.color-picker-preview {
    width: 30px;
    height: 30px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

/* Font family preview */
.font-preview {
    font-family: var(--font-family);
    font-size: 1.1rem;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    margin-top: 0.5rem;
    background-color: var(--card-bg);
}

/* Accessibility improvements */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -9999px;
    left: -9999px;
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    z-index: 100;
    text-decoration: none;
    border-radius: 0 0 4px 0;
}

.skip-link:focus {
    top: 0;
    left: 0;
}

.skip-link + .skip-link {
    left: auto;
    right: 0;
    border-radius: 0 0 0 4px;
}

/* Improved focus styles for all interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex="0"]:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* Ensure form controls have proper focus states */
.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--input-focus);
}

/* Enhanced responsive breakpoints */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 540px;
    }
}

@media (max-width: 576px) {
    .container {
        max-width: 100%;
        padding: 0 0.5rem;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }
}