/* === СБРОС И ОСНОВА === */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-bg: #faf9f6;
    --color-surface: #ffffff;
    --color-text: #2d2a26;
    --color-text-secondary: #6b6560;
    --color-accent: #c2713a;
    --color-accent-hover: #a85d2e;
    --color-border: #e8e4df;
    --color-border-light: #f0ece7;
    --color-hero-bg: #3d3530;
    --color-footer-bg: #2d2a26;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-heading: Georgia, "Times New Roman", serif;
    --max-width: 1140px;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.65;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.2s;
}

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* === ШАПКА === */
.header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text);
    font-weight: 600;
    font-size: 1.15rem;
}

.logo:hover {
    color: var(--color-text);
}

.logo-icon {
    font-size: 1.6rem;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-link {
    display: block;
    padding: 8px 14px;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: background 0.2s, color 0.2s;
}

.nav-link:hover {
    background: var(--color-border-light);
    color: var(--color-text);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

/* === ГЕРОЙ === */
.hero {
    background: var(--color-hero-bg);
    color: #fff;
    padding: 64px 0;
    text-align: center;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.75);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
}

/* === ЗАГОЛОВКИ СЕКЦИЙ === */
.section-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 32px;
    color: var(--color-text);
    letter-spacing: -0.01em;
}

/* === КАТЕГОРИИ (ГЛАВНАЯ) === */
.categories-section {
    padding: 56px 0 32px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 28px 20px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: box-shadow 0.2s, transform 0.2s;
    color: var(--color-text);
}

.category-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    color: var(--color-text);
}

.category-icon {
    font-size: 2.4rem;
    margin-bottom: 12px;
}

.category-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.category-card p {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* === СЕТКА РЕЦЕПТОВ === */
.recipes-section {
    padding: 32px 0 64px;
}

.recipes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.recipe-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: box-shadow 0.2s, transform 0.2s;
    color: var(--color-text);
    display: flex;
    flex-direction: column;
}

.recipe-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
    color: var(--color-text);
}

.recipe-card-image {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--color-border-light);
}

.recipe-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.recipe-card:hover .recipe-card-image img {
    transform: scale(1.04);
}

.recipe-card-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.recipe-card-category {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: 8px;
}

.recipe-card-body h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.35;
}

.recipe-card-body p {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    line-height: 1.55;
    flex: 1;
}

.recipe-card-meta {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--color-border-light);
}

.recipe-time {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
}

/* === ЗАГОЛОВОК СТРАНИЦЫ (КАТЕГОРИЯ) === */
.page-header {
    background: var(--color-hero-bg);
    color: #fff;
    padding: 40px 0;
}

.page-header h1 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    margin-bottom: 8px;
}

.page-description {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.05rem;
}

/* === ХЛЕБНЫЕ КРОШКИ === */
.breadcrumb {
    font-size: 0.85rem;
    margin-bottom: 16px;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.6);
}

.breadcrumb a:hover {
    color: #fff;
}

.breadcrumb span {
    color: rgba(255, 255, 255, 0.9);
}

/* === СТРАНИЦА РЕЦЕПТА === */
.recipe-page {
    padding: 40px 0 64px;
}

.recipe-page .breadcrumb {
    margin-bottom: 24px;
}

.recipe-page .breadcrumb a {
    color: var(--color-accent);
}

.recipe-page .breadcrumb a:hover {
    color: var(--color-accent-hover);
}

.recipe-page .breadcrumb span {
    color: var(--color-text-secondary);
}

.recipe-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
    align-items: center;
}

.recipe-header h1 {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

.recipe-description {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.recipe-meta {
    display: flex;
    gap: 16px;
    align-items: center;
}

.recipe-meta .recipe-time {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    background: var(--color-border-light);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
}

.recipe-category-badge {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-accent);
    background: rgba(194, 113, 58, 0.1);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
}

.recipe-header-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.recipe-header-image img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

/* === КОНТЕНТ РЕЦЕПТА === */
.recipe-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 40px;
    align-items: start;
}

.ingredients-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 24px;
    position: sticky;
    top: 84px;
}

.ingredients-card h2 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.ingredients-list {
    list-style: none;
}

.ingredients-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border-light);
}

.ingredients-list li:last-child {
    border-bottom: none;
}

.ingredient-item {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 0.92rem;
}

.ingredient-item input[type="checkbox"] {
    accent-color: var(--color-accent);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.ingredient-item input:checked + span {
    text-decoration: line-through;
    color: var(--color-text-secondary);
}

.recipe-steps h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 28px;
}

.steps-list {
    list-style: none;
    counter-reset: step;
}

.steps-list li {
    display: flex;
    gap: 20px;
    margin-bottom: 28px;
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--color-accent);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.95rem;
}

.step-text {
    font-size: 1rem;
    line-height: 1.7;
    padding-top: 8px;
}

/* === НАВИГАЦИЯ ПО РЕЦЕПТУ === */
.recipe-nav {
    display: flex;
    gap: 12px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
}

/* === КНОПКИ === */
.btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--color-accent);
    color: #fff;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    transition: background 0.2s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: var(--color-accent-hover);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--color-accent);
    border: 1px solid var(--color-border);
}

.btn-outline:hover {
    background: var(--color-border-light);
    color: var(--color-accent-hover);
}

/* === ПУСТОЕ СОСТОЯНИЕ === */
.empty-state {
    text-align: center;
    padding: 64px 0;
    color: var(--color-text-secondary);
}

.empty-state p {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

/* === СТРАНИЦА 404 === */
.error-page {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 64px 0;
}

.error-content {
    text-align: center;
}

.error-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: 16px;
}

.error-content h1 {
    font-family: var(--font-heading);
    font-size: 5rem;
    font-weight: 700;
    color: var(--color-border);
    margin-bottom: 12px;
}

.error-content p {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
    max-width: 400px;
}

/* === ПОДВАЛ === */
.footer {
    background: var(--color-footer-bg);
    color: rgba(255, 255, 255, 0.7);
    padding: 48px 0 24px;
    margin-top: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-bottom: 32px;
}

.footer-about .logo-icon {
    display: block;
    font-size: 2rem;
    margin-bottom: 12px;
}

.footer-about p {
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 380px;
}

.footer-links h4 {
    color: #fff;
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.88rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.4);
}

/* === АДАПТИВНОСТЬ === */
@media (max-width: 900px) {
    .recipe-header {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .recipe-header-text {
        order: 1;
    }

    .recipe-header-image {
        order: 0;
    }

    .recipe-content {
        grid-template-columns: 1fr;
    }

    .ingredients-card {
        position: static;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--color-surface);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
        padding: 12px 20px;
    }

    .nav.open {
        display: block;
    }

    .nav-list {
        flex-direction: column;
        gap: 4px;
    }

    .nav-link {
        padding: 10px 14px;
    }

    .hero h1 {
        font-size: 2rem;
    }

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

    .section-title {
        font-size: 1.5rem;
    }

    .recipes-grid {
        grid-template-columns: 1fr;
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .recipe-header h1 {
        font-size: 1.8rem;
    }

    .recipe-nav {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .categories-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding: 40px 0;
    }

    .hero h1 {
        font-size: 1.7rem;
    }

    .steps-list li {
        gap: 14px;
    }

    .step-number {
        width: 34px;
        height: 34px;
        font-size: 0.85rem;
    }
}