:root {
    color-scheme: light;
    --page-bg: #f7f5ef;
    --content-bg: #fbfaf6;
    --surface-bg: #fffefa;
    --text-color: #292a25;
    --muted-color: #706f66;
    --accent-color: #687565;
    --accent-hover: #4d594a;
    --border-color: #e2ded4;
    --button-bg: #eeece4;
    --button-hover: #e4e0d5;
    --focus-color: #899779;
    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
    --font-display: Georgia, "Times New Roman", serif;
    --content-width: 1160px;
}

[data-theme="dark"] {
    color-scheme: dark;
    --page-bg: #232622;
    --content-bg: #2b302b;
    --surface-bg: #303630;
    --text-color: #eeede6;
    --muted-color: #b5b7aa;
    --accent-color: #b2bea7;
    --accent-hover: #d3ddc8;
    --border-color: #4b5148;
    --button-bg: #383e37;
    --button-hover: #444b42;
    --focus-color: #b2bea7;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    scroll-behavior: smooth;
    font-size: 15px;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
    margin: 0;
    overflow-x: hidden;
    background: var(--page-bg);
    color: var(--text-color);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

body > .outline,
body > .container {
    width: 100%;
    flex: 1 0 auto;
}

main {
    min-width: 0;
}

a {
    color: var(--accent-color);
    text-underline-offset: 0.2em;
}

a:hover {
    color: var(--accent-hover);
}

button,
input,
textarea {
    font: inherit;
}

button {
    color: var(--text-color);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--focus-color);
    outline-offset: 3px;
}

header {
    width: 100%;
    border-bottom: 1px solid var(--border-color);
    background: var(--content-bg);
}

.nav-menu {
    display: flex;
    width: min(var(--content-width), 100%);
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin: 0 auto;
    padding: 12px 28px;
}

.nav-top {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.nav-header {
    flex: 0 1 auto;
    color: var(--text-color);
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 400;
    letter-spacing: -0.035em;
    line-height: 1.2;
    text-decoration: none;
    white-space: nowrap;
}

.nav-header strong {
    font-weight: 400;
}

.nav-ul,
.nav-ul-right {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px clamp(14px, 2vw, 24px);
    width: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-ul-right {
    justify-content: flex-end;
}

.nav-ul-right li {
    flex: 0 0 auto;
}

.nav-ul-right a {
    display: inline-block;
    padding: 7px 0;
    color: var(--muted-color);
    font-size: 0.88rem;
    text-decoration: none;
    transition: color 150ms ease;
}

.nav-ul-right a:hover,
.nav-ul-right a[aria-current="page"] {
    color: var(--text-color);
}

.nav-ul-right a[aria-current="page"] {
    box-shadow: inset 0 -1px var(--accent-color);
}

.nav-ul-right button {
    cursor: pointer;
}

.header-controls {
    position: relative;
    flex: 0 1 auto;
    max-width: 100%;
    margin-left: auto;
}

.header-controls summary {
    min-width: 82px;
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: transparent;
    color: var(--muted-color);
    cursor: pointer;
    font-size: 0.84rem;
    line-height: 1.4;
    list-style: none;
    text-align: center;
}

.header-controls summary::-webkit-details-marker {
    display: none;
}

.header-controls summary::marker {
    content: "";
}

.header-controls summary::after {
    display: inline-block;
    margin-left: 7px;
    content: "⌄";
}

.header-controls[open] summary::after {
    content: "⌃";
}

.header-controls summary:hover,
.header-controls[open] summary {
    border-color: var(--accent-color);
    background: var(--button-bg);
    color: var(--text-color);
}

.header-controls summary:focus-visible {
    outline: 2px solid var(--focus-color);
    outline-offset: 3px;
}

.header-controls-panel {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    max-width: 100%;
    margin-top: 8px;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: var(--content-bg);
}

.header-controls-panel > button {
    flex: 0 0 auto;
}

.font-size-controls button {
    min-width: 30px;
    height: 30px;
    padding: 0 5px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: transparent;
    color: var(--muted-color);
    font-size: 0.8rem;
    line-height: 1;
}

.font-size-controls button:hover {
    border-color: var(--accent-color);
    background: var(--button-bg);
    color: var(--text-color);
}

#theme-toggle {
    width: 38px;
    height: 38px;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    background: transparent;
    color: var(--text-color);
    font-size: 1rem;
    line-height: 1;
    transition: background-color 150ms ease, border-color 150ms ease;
}

#theme-toggle:hover {
    border-color: var(--accent-color);
    background: var(--button-bg);
}

.cooking-mode-control {
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--muted-color);
    font-size: 0.72rem;
    line-height: 1.25;
    white-space: nowrap;
}

.cooking-mode-control small {
    color: var(--muted-color);
    font-size: 0.68rem;
}

.cooking-mode-status {
    max-width: 260px;
    color: var(--muted-color);
    white-space: normal;
}

.cooking-mode-status[hidden] {
    display: none;
}

.toggle-switch {
    display: flex;
    width: 40px;
    height: 23px;
    flex: 0 0 auto;
    align-items: center;
    padding: 3px;
    border: 0;
    border-radius: 999px;
    background: #c8c8bd;
    transition: background-color 150ms ease;
}

.toggle-switch[aria-checked="true"] {
    background: var(--accent-color);
}

.toggle-knob {
    width: 17px;
    height: 17px;
    border-radius: 50%;
    background: #fffefa;
    transition: transform 150ms ease;
}

.toggle-switch[aria-checked="true"] .toggle-knob {
    transform: translateX(17px);
}

#recipes,
#favorites-page {
    width: min(var(--content-width), 100%);
    margin: 0 auto;
    padding: 0 28px 56px;
}

.page-title {
    margin: 0;
    padding: 48px 0 25px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
    font-family: "Mrs Saint Delafield", cursive;
    font-size: clamp(2.2rem, 5vw, 3.35rem);
    font-weight: 400;
    letter-spacing: -0.045em;
    line-height: 1.12;
    text-align: center;
}

#add-recipe-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin: 22px 0 26px;
    color: var(--text-color);
}

#add-recipe-section h2 {
    display: none;
}

#add-recipe-section button,
#favorites-page button,
.recipe-image-upload,
.remove-recipe-image,
.favorite-recipe button {
    min-height: 40px;
    padding: 8px 14px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: var(--button-bg);
    color: var(--text-color);
    font-size: 0.88rem;
    cursor: pointer;
    transition: background-color 150ms ease, border-color 150ms ease;
}

#add-recipe-section button:hover,
#favorites-page button:hover,
.recipe-image-upload:hover,
.remove-recipe-image:hover,
.favorite-recipe button:hover {
    border-color: var(--accent-color);
    background: var(--button-hover);
}

#new-recipe-form {
    display: flex;
    width: min(620px, 100%);
    flex-direction: column;
    gap: 8px;
    margin: 12px auto 0;
    padding: 22px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: var(--content-bg);
    text-align: left;
}

#new-recipe-form[hidden],
.favorite-form-section[hidden] {
    display: none;
}

#new-recipe-form input,
#new-recipe-form textarea,
#favorite-form input,
#favorite-form textarea,
.favorite-recipe input,
.recipe-search {
    width: 100%;
    min-width: 0;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 2px;
    background: var(--surface-bg);
    color: var(--text-color);
    font-size: 0.95rem;
}

#new-recipe-form input[type="file"] {
    padding: 8px;
}

#new-recipe-form textarea,
#favorite-form textarea {
    min-height: 112px;
    resize: vertical;
}

#recipe-form-error {
    margin: 0;
    color: #a33e36;
}

#recipe-container {
    width: 100%;
}

.recipes {
    position: relative;
    width: min(900px, 100%);
    margin: 0 auto;
}

.recipe-items {
    margin: 0;
    padding: 0;
    list-style: none;
}

.recipes li {
    display: none;
}

.recipes li.active {
    display: block;
}

.recipe-item,
.user-recipe-card {
    min-width: 0;
    padding: 28px clamp(18px, 5vw, 58px) 48px;
    border-top: 1px solid var(--border-color);
    background: var(--content-bg);
}

.recipe-item > h2,
.user-recipe-card > h2,
.favorite-recipe > h2 {
    margin: 0 0 14px;
    color: var(--text-color);
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 3.5vw, 2.45rem);
    font-weight: 400;
    letter-spacing: -0.035em;
    line-height: 1.2;
    text-align: center;
}

.recipe-item > img:not(.recipe-image),
.recipe-image,
.user-recipe-card img {
    display: block;
    width: auto;
    max-width: 100%;
    max-height: 390px;
    margin: 22px auto;
    object-fit: contain;
}

.recipe-image[hidden] {
    display: none;
}

.recipe-image-container {
    margin: 16px 0;
    text-align: center;
}

.recipe-image-upload {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.recipe-image-input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    clip-path: inset(50%);
}

.recipe-image-upload:focus-within {
    outline: 2px solid var(--focus-color);
    outline-offset: 3px;
}

.remove-recipe-image {
    display: block;
    margin: 8px auto;
}

.remove-recipe-image[hidden] {
    display: none;
}

.buttons-container {
    position: absolute;
    z-index: 1;
    top: 24px;
    right: 12px;
    left: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    pointer-events: none;
}

.arrow {
    position: relative;
    display: block;
    width: 38px;
    height: 38px;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    background: var(--content-bg);
    cursor: pointer;
    pointer-events: auto;
    transition: background-color 150ms ease, border-color 150ms ease;
}

.arrow:hover {
    border-color: var(--accent-color);
    background: var(--button-bg);
}

.left.arrow::before,
.left.arrow::after,
.right.arrow::before,
.right.arrow::after {
    position: absolute;
    top: 50%;
    width: 9px;
    height: 1.5px;
    background: var(--text-color);
    content: "";
}

.left.arrow::before {
    left: 14px;
    transform: translateY(-3px) rotate(-45deg);
}

.left.arrow::after {
    left: 14px;
    transform: translateY(3px) rotate(45deg);
}

.right.arrow::before {
    right: 14px;
    transform: translateY(-3px) rotate(45deg);
}

.right.arrow::after {
    right: 14px;
    transform: translateY(3px) rotate(-45deg);
}

.values-div {
    display: flex;
    justify-content: center;
    gap: clamp(20px, 6vw, 70px);
    margin: 22px 0 28px;
    padding: 15px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.yield-div,
.increment-div {
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--muted-color);
    font-size: 0.84rem;
}

.yield-div strong,
.increment-div strong {
    color: var(--text-color);
    font-weight: 600;
}

.og-yield,
.og-increment,
.increment-div p {
    display: none;
}

.yield-output-container,
.increment-output-container {
    display: inline-flex;
    min-height: 34px;
    align-items: center;
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: var(--surface-bg);
}

.value-button {
    width: 34px;
    min-height: 32px;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--text-color);
    cursor: pointer;
}

.value-button:hover {
    background: var(--button-bg);
}

.yield-output,
.increment-output {
    min-width: 38px;
    padding: 0 5px;
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.reset-yield {
    min-height: 34px;
    padding: 4px 8px;
    border: 0;
    background: transparent;
    color: var(--accent-color);
    font-size: 0.8rem;
    cursor: pointer;
}

.reset-yield:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.list-container {
    margin: 28px 0 0;
    color: var(--text-color);
    text-align: left;
}

.list-container > em {
    display: block;
    margin: 0 0 10px;
    color: var(--accent-color);
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-style: normal;
}

ul .list {
    margin: 0;
    padding: 0;
    background: transparent;
    color: var(--text-color);
    list-style: none;
}

.list li {
    min-width: 0;
    padding: 5px 0;
    overflow-wrap: anywhere;
    text-align: left;
}

li.ingredient {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.ingredient input[type="checkbox"] {
    width: 16px;
    height: 16px;
    flex: 0 0 auto;
    accent-color: var(--accent-color);
    transform: translateY(2px);
}

.ingredient-amount {
    display: none;
}

.ingredient .output-amount:not(:empty) {
    flex: 0 0 auto;
    font-variant-numeric: tabular-nums;
}

.directions-list.list {
    margin: 0;
    padding-left: 1.5rem;
    list-style: decimal;
}

.directions-list .direction {
    display: list-item;
    padding: 5px 0 5px 5px;
    overflow-wrap: anywhere;
    list-style-type: decimal;
    list-style-position: outside;
}

.direction::marker {
    color: var(--accent-color);
    font-weight: 600;
}

.user-recipe-card {
    width: min(900px, 100%);
    margin: 24px auto 0;
    border-bottom: 1px solid var(--border-color);
}

.user-recipe-card h3 {
    margin: 28px 0 10px;
    color: var(--accent-color);
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 400;
}

.user-recipe-card ul,
.user-recipe-card ol {
    padding-left: 1.5rem;
}

.user-recipe-card li {
    margin: 5px 0;
}

.user-recipe-image-placeholder {
    width: min(100%, 560px);
    height: 220px;
    margin: 22px auto;
    border: 1px solid var(--border-color);
    background: var(--page-bg);
}

.recipe-index {
    width: min(800px, 100%);
    min-height: 60vh;
    margin: 0 auto;
    padding: 52px 28px 72px;
}

.recipe-index h1,
.about-body h1 {
    margin: 0 0 24px;
    color: var(--text-color);
    font-family: "Mrs Saint Delafield", cursive;
    font-size: clamp(2.2rem, 5vw, 3.35rem);
    font-weight: 400;
    letter-spacing: -0.045em;
    line-height: 1.12;
}

.recipe-search {
    margin: 0 0 20px;
}

.recipe-index-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.recipe-index-list li {
    padding: 11px 2px;
    border-bottom: 1px solid var(--border-color);
}

.recipe-index-list a {
    color: var(--text-color);
    text-decoration: none;
}

.recipe-index-list a:hover {
    color: var(--accent-color);
}

#no-results {
    display: none;
    color: var(--muted-color);
}

footer {
    width: 100%;
    margin-top: auto;
    padding: 18px 24px;
    border-top: 1px solid var(--border-color);
    background: var(--content-bg);
    color: var(--muted-color);
    font-size: 0.78rem;
    text-align: center;
}

footer p {
    margin: 0;
}

@media (max-width: 900px) {
    .nav-ul-right {
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .nav-menu {
        padding: 16px 16px 12px;
    }

    .nav-top {
        gap: 10px;
    }

    .nav-header {
        font-size: 1.3rem;
    }

    .nav-ul-right {
        gap: 2px 14px;
        justify-content: center;
    }

    .nav-ul-right a {
        padding: 5px 0;
        font-size: 0.79rem;
    }

    .cooking-mode-control {
        font-size: 0.68rem;
    }

    .cooking-mode-control small {
        font-size: 0.64rem;
    }

    #theme-toggle {
        width: 34px;
        height: 34px;
    }

    .header-controls-panel {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
        padding: 9px;
    }

    #recipes,
    #favorites-page {
        padding-right: 16px;
        padding-bottom: 40px;
        padding-left: 16px;
    }

    .page-title {
        padding: 35px 0 20px;
        font-size: clamp(2rem, 10vw, 2.7rem);
    }

    .recipe-item,
    .user-recipe-card {
        padding: 22px 18px 34px;
    }

    .recipe-item > h2 {
        padding: 0 36px;
        font-size: 1.7rem;
    }

    .buttons-container {
        top: 21px;
        right: 8px;
        left: 8px;
    }

    .arrow {
        width: 34px;
        height: 34px;
    }

    .values-div {
        flex-wrap: wrap;
        gap: 14px 20px;
    }

    .yield-div,
    .increment-div {
        flex-wrap: wrap;
        justify-content: center;
    }

    .recipe-index {
        padding: 36px 18px 52px;
    }
}