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

:root {
    --sf-green: #9DD228;
    --sf-green-dark: #7AB01C;
    --sf-green-light: rgba(157, 210, 40, 0.1);
    --sf-text: #151E00;
    --sf-text-secondary: #717182;
    --sf-bg: #FFFFFF;
    --sf-bg-warm: #FAF9F5;
    --sf-border: rgba(0, 0, 0, 0.08);
    --sf-radius: 12px;
    --sf-radius-sm: 8px;
    --sf-radius-lg: 16px;
    --sf-shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.03);
    --sf-shadow: 0 4px 16px rgba(0,0,0,0.06);
    --sf-shadow-lg: 0 8px 30px rgba(0,0,0,0.08);
    --sf-font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --sf-max-w: 920px;
}

body {
    font-family: var(--sf-font);
    color: var(--sf-text);
    line-height: 1.65;
    background: var(--sf-bg);
}

/* -- Header -- */
.sf-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--sf-border);
}
.sf-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--sf-max-w);
    margin: 0 auto;
    padding: 0 24px;
    height: 60px;
}
.sf-logo {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--sf-text);
    text-decoration: none;
    letter-spacing: -0.02em;
}
.sf-logo span { color: var(--sf-green); }
.sf-header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}
.sf-nav-link {
    font-size: 0.875rem;
    color: var(--sf-text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}
.sf-nav-link:hover { color: var(--sf-text); }
.sf-btn-appstore {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--sf-text);
    color: #fff !important;
    padding: 7px 14px;
    border-radius: var(--sf-radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none !important;
    transition: transform 0.2s, opacity 0.2s;
    white-space: nowrap;
}
.sf-btn-appstore:hover { transform: translateY(-1px); opacity: 0.9; }
.sf-btn-appstore svg { width: 14px; height: 14px; fill: currentColor; }

/* -- Main -- */
.sf-main {
    max-width: var(--sf-max-w);
    margin: 0 auto;
    padding: 32px 24px 64px;
}

/* -- Breadcrumb -- */
.sf-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--sf-text-secondary);
    margin-bottom: 24px;
}
.sf-breadcrumb a { color: var(--sf-green-dark); text-decoration: none; }
.sf-breadcrumb a:hover { text-decoration: underline; }
.sf-breadcrumb .sep { color: #ccc; font-size: 0.75rem; }

/* -- Typography -- */
h1 {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.025em;
    margin-bottom: 12px;
}
.sf-intro {
    font-size: 1.05rem;
    color: var(--sf-text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 720px;
}

/* -- Content sections -- */
.sf-section { margin: 40px 0; }
.sf-section h2 {
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.01em;
    margin-bottom: 16px;
}

/* -- Nutrition card -- */
.sf-nutrition-card {
    background: var(--sf-bg-warm);
    border-radius: var(--sf-radius-lg);
    padding: 28px;
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: space-around;
}
.sf-macro { text-align: center; min-width: 80px; }
.sf-macro-value {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.1;
}
.sf-macro-label {
    font-size: 0.8rem;
    color: var(--sf-text-secondary);
    margin-top: 4px;
    font-weight: 500;
}
.sf-macro-calories .sf-macro-value { color: #E85D4A; }
.sf-macro-protein .sf-macro-value { color: #5B8DEF; }
.sf-macro-fat .sf-macro-value { color: #F0A030; }
.sf-macro-carbs .sf-macro-value { color: #2DBE6C; }
.sf-serving-meta {
    font-size: 0.875rem;
    color: var(--sf-text-secondary);
    margin-bottom: 12px;
}

/* -- Tables -- */
.sf-table-wrap {
    background: #fff;
    border-radius: var(--sf-radius);
    box-shadow: var(--sf-shadow-sm);
    overflow: hidden;
    border: 1px solid var(--sf-border);
}
.sf-table-wrap table { width: 100%; border-collapse: collapse; }
.sf-table-wrap th {
    background: var(--sf-bg-warm);
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--sf-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--sf-border);
}
.sf-table-wrap td {
    padding: 11px 16px;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(0,0,0,0.04);
}
.sf-table-wrap tr:last-child td { border-bottom: none; }
.sf-table-wrap tr:hover td { background: rgba(157, 210, 40, 0.04); }

/* -- Macro balance bar -- */
.sf-macro-bar {
    display: flex;
    height: 36px;
    border-radius: var(--sf-radius-sm);
    overflow: hidden;
    margin-bottom: 14px;
}
.sf-bar-segment {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
    min-width: 32px;
}
.sf-bar-fat { background: #F0A030; }
.sf-bar-carbs { background: #2DBE6C; }
.sf-bar-protein { background: #5B8DEF; }
.sf-legend {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 0.85rem;
    font-weight: 500;
}
.sf-legend-fat { color: #F0A030; }
.sf-legend-carbs { color: #2DBE6C; }
.sf-legend-protein { color: #5B8DEF; }

/* -- Burn grid -- */
.sf-burn-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.sf-burn-item {
    background: var(--sf-bg-warm);
    border-radius: var(--sf-radius);
    padding: 20px;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}
.sf-burn-item:hover { transform: translateY(-2px); box-shadow: var(--sf-shadow); }
.sf-burn-icon { font-size: 2em; margin-bottom: 8px; }
.sf-burn-activity { font-size: 0.85rem; color: var(--sf-text-secondary); margin-bottom: 4px; }
.sf-burn-time {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--sf-text);
    letter-spacing: -0.02em;
}
.sf-note { font-size: 0.8rem; color: var(--sf-text-secondary); margin-top: 12px; }

/* -- FAQ -- */
.sf-faq-list { display: flex; flex-direction: column; gap: 12px; }
.sf-faq-item {
    background: var(--sf-bg-warm);
    border-radius: var(--sf-radius);
    padding: 20px 24px;
    transition: box-shadow 0.2s;
}
.sf-faq-item:hover { box-shadow: var(--sf-shadow-sm); }
.sf-faq-item h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; }
.sf-faq-item p { font-size: 0.9rem; color: var(--sf-text-secondary); line-height: 1.65; }

/* -- Similar meals table -- */
.sf-table-wrap td a { color: var(--sf-text); text-decoration: none; font-weight: 600 }
.sf-table-wrap td a:hover { color: var(--sf-green-dark); text-decoration: underline }

/* -- CTA -- */
.sf-cta {
    background: linear-gradient(135deg, #9DD228 0%, #7AB01C 100%);
    border-radius: var(--sf-radius-lg);
    padding: 24px 28px;
    display: flex;
    align-items: center;
    gap: 24px;
    position: relative;
    overflow: hidden;
}
.sf-cta::before {
    content: '';
    position: absolute;
    top: -60%;
    right: -15%;
    width: 320px;
    height: 320px;
    background: rgba(255,255,255,0.08);
    border-radius: 50%;
    pointer-events: none;
}
.sf-cta-content { flex: 1; position: relative; }
.sf-cta h2 { color: #fff; font-size: 1.5rem; font-weight: 800; margin-bottom: 6px; }
.sf-cta p { color: rgba(255,255,255,0.9); margin-bottom: 0; font-size: 1rem; }
.sf-cta-actions { display: flex; flex-direction: column; gap: 8px; flex-shrink: 0; position: relative; }
.sf-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    color: var(--sf-text);
    padding: 10px 20px;
    border-radius: var(--sf-radius-sm);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
    white-space: nowrap;
}
.sf-cta-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }
.sf-cta-btn svg { width: 18px; height: 18px; }
.sf-cta-btn-telegram { background: #2AABEE; color: #fff; }
.sf-cta-btn-telegram:hover { background: #229ED9; }
.sf-cta-notice {
    margin-top: 10px;
    background: rgba(0,0,0, 0.1);
    border-radius: var(--sf-radius-sm);
    padding: 8px 12px;
    position: relative;
}
.sf-cta-notice p { margin-bottom: 0; font-size: 0.875rem; color: rgba(255,255,255,0.95); }

/* -- Listing layout (sidebar + content) -- */
.sf-listing-layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 32px;
    align-items: start;
}
.sf-sidebar {
    position: sticky;
    top: 80px;
}
.sf-sidebar h2 {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--sf-text-secondary);
    margin-bottom: 12px;
}
.sf-lang-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.sf-lang-list li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    border-radius: var(--sf-radius-sm);
    text-decoration: none;
    font-size: 0.875rem;
    color: var(--sf-text);
    transition: background 0.2s, color 0.2s;
}
.sf-lang-list li a:hover {
    background: var(--sf-bg-warm);
}
.sf-lang-list li.active a {
    background: var(--sf-green-light);
    color: var(--sf-green-dark);
    font-weight: 600;
}
.sf-lang-count {
    font-size: 0.75rem;
    color: var(--sf-text-secondary);
    background: var(--sf-bg-warm);
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
}
.sf-lang-list li.active .sf-lang-count {
    background: rgba(157, 210, 40, 0.2);
    color: var(--sf-green-dark);
}

/* -- Meal list (listing) -- */
.sf-meal-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.sf-meal-list li {
    background: #fff;
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius);
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.sf-meal-list li:hover { border-color: var(--sf-green); box-shadow: var(--sf-shadow-sm); }
.sf-meal-list a {
    color: var(--sf-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
}
.sf-meal-list a:hover { color: var(--sf-green-dark); }
.sf-kcal {
    color: var(--sf-text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    background: var(--sf-bg-warm);
    padding: 4px 10px;
    border-radius: 20px;
}

/* -- Pagination -- */
.sf-pagination {
    margin: 32px 0;
    display: flex;
    gap: 8px;
    justify-content: center;
    align-items: center;
}
.sf-pagination a, .sf-pagination .sf-page-current {
    padding: 8px 16px;
    border-radius: var(--sf-radius-sm);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
}
.sf-pagination a {
    color: var(--sf-text);
    border: 1px solid var(--sf-border);
    background: #fff;
}
.sf-pagination a:hover { border-color: var(--sf-green); background: var(--sf-green-light); }
.sf-pagination .sf-page-current {
    background: var(--sf-green);
    color: #fff;
    border: 1px solid var(--sf-green);
    font-weight: 700;
}

/* -- 404 -- */
.sf-404 { text-align: center; padding: 80px 24px; }
.sf-404-icon { font-size: 4rem; margin-bottom: 16px; opacity: 0.3; }
.sf-404 h1 { font-size: 2.5rem; margin-bottom: 16px; }
.sf-404 p { color: var(--sf-text-secondary); font-size: 1.1rem; margin-bottom: 24px; }
.sf-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--sf-green);
    color: #fff;
    padding: 12px 28px;
    border-radius: var(--sf-radius-sm);
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.2s, background 0.2s;
}
.sf-btn-primary:hover { background: var(--sf-green-dark); transform: translateY(-1px); }

/* -- Footer -- */
.sf-footer {
    background: var(--sf-bg-warm);
    border-top: 1px solid var(--sf-border);
    margin-top: 64px;
}
.sf-footer-inner {
    max-width: var(--sf-max-w);
    margin: 0 auto;
    padding: 40px 24px;
}
.sf-footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 24px;
}
.sf-footer-brand .sf-logo { display: block; margin-bottom: 6px; }
.sf-footer-tagline { font-size: 0.85rem; color: var(--sf-text-secondary); }
.sf-footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.sf-footer-links a {
    font-size: 0.875rem;
    color: var(--sf-text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}
.sf-footer-links a:hover { color: var(--sf-green-dark); }
.sf-footer-bottom {
    border-top: 1px solid var(--sf-border);
    padding-top: 20px;
    font-size: 0.8rem;
    color: var(--sf-text-secondary);
}

/* -- Responsive -- */
@media (max-width: 640px) {
    h1 { font-size: 1.5rem; }
    .sf-section h2 { font-size: 1.15rem; }
    .sf-nutrition-card { padding: 20px; gap: 16px; }
    .sf-macro-value { font-size: 1.5rem; }
    .sf-burn-grid { grid-template-columns: 1fr; }
    .sf-cta { flex-direction: column; text-align: center; padding: 20px 18px; }
    .sf-cta h2 { font-size: 1.25rem; }
    .sf-cta-actions { align-items: center; }
    .sf-listing-layout { grid-template-columns: 1fr; gap: 16px; }
    .sf-sidebar { position: static; overflow: hidden; }
    .sf-sidebar h2 { display: none; }
    .sf-lang-list {
        flex-direction: row;
        overflow-x: auto;
        gap: 6px;
        padding-bottom: 8px;
        -webkit-overflow-scrolling: touch;
    }
    .sf-lang-list li a {
        white-space: nowrap;
        padding: 6px 12px;
        font-size: 0.8rem;
        border: 1px solid var(--sf-border);
    }
    .sf-lang-list li.active a {
        border-color: var(--sf-green);
    }
    .sf-header-actions .sf-nav-link { display: none; }
    .sf-table-wrap { overflow-x: auto; }
    .sf-table-wrap table { min-width: 480px; }
    .sf-footer-top { flex-direction: column; gap: 16px; }
    .sf-404 { padding: 48px 24px; }
    .sf-404 h1 { font-size: 1.75rem; }
}