.nbr-app {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.nbr-header { margin-bottom: 24px; }
.nbr-header h2 { margin: 0 0 4px 0; font-size: 26px; color: #1a1a1a; }
.nbr-subtitle { margin: 0; color: #888; font-size: 14px; }

/* BUSCADOR */
.nbr-search-form {
    display: flex;
    gap: 10px;
    margin-bottom: 28px;
    background: #fff;
    padding: 14px;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    align-items: center;
}
.nbr-search-form input[type=text] {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
}
.nbr-search-form input[type=text]:focus {
    outline: none;
    border-color: #2e7d32;
    box-shadow: 0 0 0 3px rgba(46,125,50,0.1);
}
.nbr-btn {
    background: #2e7d32;
    color: #fff;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
}
.nbr-btn:hover { background: #1b5e20; }
.nbr-clear {
    color: #888;
    text-decoration: none;
    font-size: 13px;
    padding: 8px 12px;
}
.nbr-clear:hover { color: #c62828; }

.nbr-section { margin-bottom: 32px; }
.nbr-section-title {
    font-size: 17px;
    color: #1a1a1a;
    margin: 0 0 16px 0;
    padding-bottom: 8px;
    border-bottom: 1px solid #f0f0f0;
}

/* FORM DE CANTIDAD (nuevo) */
.nbr-cantidad-form {
    background: #f1f8e9;
    border: 1px solid #c8e6c9;
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 24px;
}
.nbr-cantidad-form h4 {
    margin: 0 0 14px 0;
    font-size: 16px;
    color: #1b5e20;
}
.nbr-cantidad-row {
    display: grid;
    grid-template-columns: 110px 1fr auto;
    gap: 10px;
    align-items: center;
}
.nbr-cantidad-row input[type=number],
.nbr-cantidad-row select {
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    background: #fff;
}
.nbr-cantidad-row input[type=number]:focus,
.nbr-cantidad-row select:focus {
    outline: none;
    border-color: #2e7d32;
    box-shadow: 0 0 0 3px rgba(46,125,50,0.1);
}

.nbr-objetivo-info {
    background: #fff3e0;
    border-left: 4px solid #ef6c00;
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
    color: #6d4c00;
}
.nbr-obj-label { color: #888; margin-right: 6px; }

.nbr-hint {
    background: #fafafa;
    border: 1px dashed #ddd;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    color: #666;
    margin-top: 20px;
}

/* GRID */
.nbr-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 280px));
    gap: 14px;
    justify-content: start;
}

.nbr-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    transition: all 0.2s;
    max-width: 100%;
}
.nbr-card:hover {
    border-color: #2e7d32;
    box-shadow: 0 4px 16px rgba(46,125,50,0.08);
    transform: translateY(-2px);
}
.nbr-card-link {
    display: block;
    padding: 16px;
    color: inherit;
    text-decoration: none;
}
.nbr-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 4px;
}
.nbr-card-header h4 {
    margin: 0;
    font-size: 15px;
    color: #1a1a1a;
    line-height: 1.3;
}
.nbr-cat-mini { font-size: 18px; }
.nbr-card-portion {
    font-size: 12px;
    color: #aaa;
    margin-bottom: 12px;
}
.nbr-macros-mini {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}
.nbr-macro {
    font-size: 11px;
    font-weight: 600;
    padding: 3px 7px;
    border-radius: 10px;
    background: #f5f5f5;
    color: #555;
}
.nbr-macro.nbr-kcal { background: #fff3e0; color: #e65100; }
.nbr-macro.nbr-p { background: #ffebee; color: #c62828; }
.nbr-macro.nbr-c { background: #e3f2fd; color: #1565c0; }
.nbr-macro.nbr-g { background: #fff9c4; color: #f57f17; }

/* CARD EQUIVALENTE (nueva) */
.nbr-card-equivalente .nbr-card-link {
    padding: 16px;
}
.nbr-eq-cantidad {
    margin: 10px 0 8px 0;
}
.nbr-eq-casera {
    font-size: 22px;
    font-weight: 700;
    color: #2e7d32;
    line-height: 1.15;
    margin-bottom: 6px;
}
.nbr-eq-gramos {
    font-size: 13px;
    color: #888;
    font-weight: 500;
}
.nbr-eq-kcal {
    font-size: 13px;
    color: #444;
    font-weight: 700;
    margin-top: 6px;
    padding-top: 8px;
    border-top: 1px solid #f0f0f0;
}

.nbr-card-actions {
    position: absolute;
    top: 10px;
    right: 10px;
}

/* FAVORITOS */
.nbr-fav-form { margin: 0; }
.nbr-fav-btn {
    background: rgba(255,255,255,0.95);
    border: 1px solid #e0e0e0;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 16px;
    color: #ccc;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.nbr-fav-btn:hover { color: #f9a825; border-color: #f9a825; }
.nbr-fav-btn.nbr-fav-active { color: #f9a825; border-color: #f9a825; background: #fff8e1; }

.nbr-fav-btn-lg {
    background: #fff;
    border: 2px solid #e0e0e0;
    padding: 10px 22px;
    border-radius: 30px;
    font-size: 18px;
    color: #aaa;
    cursor: pointer;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.nbr-fav-btn-lg:hover { color: #f9a825; border-color: #f9a825; }
.nbr-fav-btn-lg.nbr-fav-active { color: #f9a825; border-color: #f9a825; background: #fff8e1; }
.nbr-fav-btn-lg::after {
    content: 'Favorito';
    font-size: 13px;
    color: inherit;
}
.nbr-fav-btn-lg.nbr-fav-active::after { content: 'En favoritos'; }

/* ALIMENTO PRINCIPAL */
.nbr-alimento-principal {
    background: linear-gradient(135deg, #f1f8e9 0%, #fff 100%);
    border: 1px solid #c8e6c9;
    border-radius: 14px;
    padding: 24px;
    margin-bottom: 24px;
}
.nbr-alimento-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    flex-wrap: wrap;
    gap: 10px;
}
.nbr-alimento-header h3 {
    margin: 0;
    font-size: 24px;
    color: #1b5e20;
}
.nbr-cat-badge {
    background: #fff;
    color: #555;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    border: 1px solid #e0e0e0;
}

.nbr-macros-full {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 12px;
}
.nbr-macro-block {
    background: #fff;
    border-radius: 10px;
    padding: 16px 12px;
    text-align: center;
    border: 1px solid #e0e0e0;
}
.nbr-macro-block.nbr-kcal-block { background: #fff3e0; border-color: #ffcc80; }
.nbr-macro-label {
    font-size: 11px;
    text-transform: uppercase;
    color: #888;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}
.nbr-macro-value {
    font-size: 26px;
    font-weight: 700;
    color: #1a1a1a;
    line-height: 1;
}
.nbr-macro-unit {
    font-size: 12px;
    color: #aaa;
    margin-top: 2px;
}
.nbr-porcion-info {
    text-align: center;
    color: #888;
    font-size: 12px;
    margin-bottom: 16px;
}
.nbr-alimento-actions {
    display: flex;
    justify-content: center;
}

.nbr-empty {
    text-align: center;
    padding: 60px 20px;
    background: #fafafa;
    border-radius: 12px;
    color: #888;
    line-height: 1.6;
}

/* RESPONSIVE */
@media (max-width: 700px) {
    .nbr-macros-full { grid-template-columns: repeat(2, 1fr); }
    .nbr-grid { grid-template-columns: 1fr; }
    .nbr-search-form { flex-wrap: wrap; }
    .nbr-search-form input[type=text] { width: 100%; }
    .nbr-cantidad-row { grid-template-columns: 1fr; }
}