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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overscroll-behavior: contain;  
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .5rem 1rem;
    gap: 1rem;
    background-color: var(--nav-bg);
    border-bottom: 1px solid var(--border-color);
}

.nav-brand-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.nav-brand-logo img {
    height: 2.5rem;
    display: block;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 1rem;
}

.nav-link {
    color: var(--nav-text);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 0.25rem;
    transition: background-color 0.2s;
}

.nav-link:hover, .nav-link.active {
    background-color: var(--nav-hover);
}

.nav-btn {
    background: transparent;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.2s;
}

.nav-btn:hover {
    background-color: var(--nav-hover);
}

.nav-btn .icon {
    width: 1.5rem;
    height: 1.5rem;
}

/* Modal styles */
.modal {
    border: none;
    background: transparent;
    margin: auto;
    max-width: 31.25rem;
    width: 90%;
    padding: 0;
}

.modal::backdrop {
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
}

.modal-content {
    background-color: var(--card-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: 0 0.25rem 0.375rem rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--nav-bg);
}

.modal-header h2 {
    margin: 0;
    font-size: 1.25rem;
}

#settings-btn > svg {
    width: 1.5em;
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    padding: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.25rem;
    transition: background-color 0.2s;
}

.close-btn:hover {
    background-color: var(--nav-hover);
}

.close-btn .icon {
    width: 1.25rem;
    height: 1.25rem;
}

.modal-body {
    padding: 1.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
    gap: 2rem;
}

.settings-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: auto;
}

.settings-group h3 {
    margin: 0;
    font-size: 1rem;
    color: var(--text-muted);
}

.theme-switcher-buttons {
    display: flex;
    gap: 1rem;
}

.theme-btn {
    background-color: var(--input-bg);
    border: 2px solid transparent;
    border-radius: 0.75rem;
    padding: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    transition: all 0.2s ease;
    width: 4rem;
    height: 4rem;
    position: relative;
}

.theme-btn:hover {
    background-color: var(--nav-hover);
}

.theme-btn.active {
    background-color: var(--active-bg, rgba(0, 120, 215, 0.1));
    border-color: var(--active-border, #0078d7);
}

.theme-btn .icon {
    width: 2.5rem;
    height: 2.5rem;
    /* transition: transform 0.3s ease; */
}

.theme-btn .icon-a {
    position: absolute;
    width: 1.25rem;
    height: 1.25rem;
}

/* .icon-circle-half {
    transform: scaleX(-1);
}

[data-theme="dark"] .icon-circle-half,
html:not([data-theme]) .icon-circle-half.is-dark {
    transform: scaleX(1);
} */

main {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden; /* For canvas container */
}

.container {
    padding: 2rem;
    max-width: 75rem;
    margin: 0 auto;
    width: 100%;
}

dialog {
    overscroll-behavior: contain;   
}

/* Accessibility: Visible focus styles for keyboard navigation */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 2px;
}

/* Remove default focus outline if focus-visible is supported */
:focus:not(:focus-visible) {
    outline: none;
}

/* Mobile responsive */
/* @media (max-width: 48rem) {
    .navbar {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
} */
/* Home Page Styles */
.home-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.home-container h1, .home-container p {
    margin: 0;
}

.home-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(18.75rem, 1fr));
    gap: 2rem;
}

.home-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
}
.home-card h2, .home-card p {
    margin: 0;
}

.primary-link {
    display: inline-block;
    background: var(--primary-color);
    color: white;
}

/* Canvas Page Styles */
.canvas-wrapper {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 3.75rem);
    width: 100%;
}

.canvas-toolbar {
    padding: 0.625rem;
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: 0.625rem;
}

.canvas-container {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.oni-canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.tool-btn, .utility-btn {
    padding: 0.3125rem 0.625rem;
    width: min-content;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-color);
    border-radius: 0.25rem;
    cursor: pointer;
}

.utility-btn {
    border-color: var(--primary-color);
}

.tool-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.hidden {
    display: none !important;
}

/* Recipes Page Styles */
.recipes-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.recipes-container h2 {
    margin: 0;
}

.recipe-search-input {
    padding: 0.5rem;
    border-radius: 0.25rem;
    border: 1px solid var(--input-border);
    background: var(--input-bg);
    color: var(--input-text);
}

.recipe-filters {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-color);
    border-radius: 0.25rem;
    cursor: pointer;
    transition: background 0.2s;
}

.filter-btn:hover, .clear-search-btn:hover {
    background: var(--nav-hover) !important;
}

.filter-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.recipe-results {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
    gap: 1rem;
}

.recipe-card {
    background: var(--card-bg);
    padding: 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: transform 0.2s;
}

.recipe-card:hover, .recipe-card:focus-visible {
    transform: scale(1.05);
}

.recipe-card-img {
    width: 4rem;
    height: 4rem;
    object-fit: contain;
}

.recipe-card-title {
    margin: 0;
    font-size: 1.1rem;
}

.recipe-card-type {
    font-size: 0.8rem;
    color: var(--text-muted, #888);
    text-transform: capitalize;
}

.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-color);
    opacity: 0.7;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.no-results-text-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.no-results-icon {
    width: 3rem;
    height: 3rem;
    opacity: 0.5;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'%3E%3C/circle%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'%3E%3C/line%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.no-results p {
    margin: 0;
}

.no-results-title {
    font-size: 1.2rem;
}

.no-results-subtitle {
    font-size: 0.9rem;
}

.clear-search-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-color);
    border-radius: 0.25rem;
    cursor: pointer;
    transition: background 0.2s;
}

/* Modal specific */
#detail-dialog::backdrop {
    background: rgba(0,0,0,0.5);
}

.detail-dialog-content {
    background: var(--bg-color);
    padding: 1rem;
    border-radius: 0.5rem;
    max-width: 90dvw;
    width: 90%;
    max-height: 90dvh;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    margin: auto;
    /* position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem; */
}

.detail-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    /* max-height: 80vh;
    overflow-y: auto; */
}

.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.detail-title-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.detail-title-group h2 {
    margin: 0;
}

.detail-close-btn {
    cursor: pointer;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
}

.detail-properties {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.detail-properties p {
    margin: 0;
}

/* Recipe Layouts */
.recipe-categories-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.recipe-category-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    overflow: hidden;
}

.recipe-category-title {
    background: rgba(136, 136, 136, 0.2);
    padding: 0.5rem;
    margin: 0;
    font-size: 1rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.recipe-category-list {
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.recipe-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    overflow: hidden;
    container-type: inline-size;
}

.recipe-layout {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--input-bg);
}

.recipe-items-block {
    display: flex;
    flex-direction: row;
    justify-content: space-evenly;
    gap: 0.5rem;
    align-items: center;
    flex: 1;
    flex-wrap: wrap;
}

.recipe-source-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex: 1;
}

.recipe-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    opacity: 0.5;
    width: 1.5rem;
    height: 1.5rem;
    background-color: currentColor;
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 320 512'%3E%3Cpath fill='currentColor' d='M278.6 233.4c12.5 12.5 12.5 32.8 0 45.3l-160 160c-12.5 12.5-32.8 12.5-45.3 0s-12.5-32.8 0-45.3L210.7 256 73.4 118.6c-12.5-12.5-12.5-32.8 0-45.3s32.8-12.5 45.3 0l160 160z'/%3E%3C/svg%3E");
    mask-size: contain;
    mask-repeat: no-repeat;
    mask-position: center;
    transition: transform 0.3s;
}

@container (max-width: 18.75rem) {
    .recipe-layout {
        flex-direction: column;
    }
    .recipe-arrow {
        transform: rotate(90deg);
    }
}

.recipe-item-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: inherit;
    text-align: center;
    min-width: 4em;
    cursor: pointer;
    transition: opacity 0.2s;
}

.recipe-item-link:hover {
    opacity: 0.8;
}
a.recipe-item-link:hover {
    text-decoration: underline;
}
.recipe-item-link.no-hover {
    cursor: default;
}
.recipe-item-link.no-hover:hover {
    opacity: 1;
    text-decoration: none;
}

.recipe-item-img {
    width: 3rem;
    height: 3rem;
    object-fit: contain;
}

.recipe-item-placeholder {
    width: 3rem;
    height: 3rem;
    background: var(--text-muted, #888);
}

.recipe-item-name {
    font-size: 0.85rem;
    color: var(--text-color);
    text-align: center;
    line-height: 1.1;
}
.recipe-item-name.muted {
    color: var(--text-muted, #888);
}

.recipe-item-amount {
    font-size: 0.9rem;
    font-weight: bold;
}

.amount-positive { color: #4caf50; }
.amount-negative { color: #f44336; }


/* Canvas Engine Styles */
.oni-canvas {
    touch-action: none;
}
.oni-canvas.grabbing {
    cursor: grabbing;
}